阅读说明：本技术 建筑铺贴材料锚固结构穴位加工生产线 (Building paving material anchoring structure acupuncture point processing production line ) 是由 王荣生 张耀峰 韩纪恩 莫华恩 于 2021-06-16 设计创作，主要内容包括：本发明涉及铺贴建筑材料加工设备技术领域,具体为建筑铺贴材料锚固结构穴位加工生产线,沿工件的输送方向依次设有进料工段、第一翻转工段、锚固结构穴位加工工段和出料工段；所述进料工段设有用于输送工件的进料输送装置；所述第一翻转工段设有用于翻转工件的第一翻转机；所述锚固结构穴位加工工段设有用于在工件上加工出锚固结构穴位的钻磨加工机组；所述出料工段用于将输送工件的出料输送装置。自动化加工锚固结构穴位,实现大规模工业化生产,大大减少了人工成本,提高了加工效率。本发明建筑铺贴材料锚固结构穴位加工生产线,自动化加工锚固结构穴位,实现大规模工业化生产,大大减少了人工成本,提高了加工效率。(The invention relates to the technical field of paving and pasting building material processing equipment, in particular to a building paving and pasting material anchoring structure acupoint processing production line, which is sequentially provided with a feeding working section, a first turning working section, an anchoring structure acupoint processing working section and a discharging working section along the conveying direction of a workpiece; the feeding working section is provided with a feeding conveying device for conveying workpieces; the first overturning section is provided with a first overturning machine for overturning the workpiece; the anchoring structure acupuncture point processing working section is provided with a drilling and grinding processing unit for processing anchoring structure acupuncture points on the workpiece; and the discharging working section is used for conveying a discharging conveying device of the workpiece. The anchoring structure acupuncture points are automatically processed, large-scale industrial production is realized, labor cost is greatly reduced, and processing efficiency is improved. According to the building paving material anchoring structure acupuncture point processing production line, the anchoring structure acupuncture points are automatically processed, large-scale industrial production is realized, the labor cost is greatly reduced, and the processing efficiency is improved.)

1. The building paving material anchoring structure acupoint processing production line is characterized in that a feeding working section (1), a first turning working section (2), an anchoring structure acupoint processing working section (4) and a discharging working section (8) are sequentially arranged along the conveying direction of a workpiece (9);

the feeding working section (1) is provided with a feeding conveying device (11) for conveying workpieces (9);

the first overturning section (2) is provided with a first overturning machine (21) for overturning the workpiece (9);

the anchoring structure acupuncture point processing working section (4) is provided with a drilling and grinding processing unit (41) for processing anchoring structure acupuncture points on the workpiece (9);

the discharging section (8) is provided with a discharging conveying device (81) for conveying workpieces (9).

2. The acupoint processing production line for the anchoring structure of the building paving material as claimed in claim 1, wherein a transition section (3) is arranged between the first overturning section (2) and the acupoint processing section (4), and the transition section (3) is sequentially provided with a position adjusting device (31) for adjusting the position of the workpiece (9) and a positioning and conveying device (32) for positioning and arranging the workpiece (9).

3. The building paving material anchoring structure acupoint processing production line according to claim 1, wherein a second overturning section (6) is arranged between the anchoring structure acupoint processing section (4) and the discharging section (8), and the second overturning section (6) is provided with a second overturning machine (61) for overturning the workpiece (9).

4. The construction and paving material anchoring structure acupoint processing production line according to claim 3, wherein a primary cleaning section (5) is arranged between the anchoring structure acupoint processing section (4) and the second overturning section (6), and the primary cleaning section (5) is provided with a primary cleaning device (51) for cleaning a workpiece (9);

a secondary cleaning working section (7) is arranged between the second overturning working section (6) and the discharging working section (8), and secondary cleaning equipment (71) for cleaning the workpiece (9) is arranged on the secondary cleaning working section (7).

5. The construction paving material anchoring structure acupoint processing production line according to claim 1, wherein the drilling and grinding processing unit (41) comprises:

a bed (411);

a conveying device (412) mounted on the bed (411) for conveying a workpiece (9);

a drilling and grinding device (413) which is arranged on the lathe bed (411) and is positioned right above the conveying device (412), wherein the drilling and grinding device (413) comprises a drilling and grinding head (4131) for processing a workpiece (9);

a pressing device (414) mounted on the drilling and grinding device (413), the pressing device (414) pressing the workpiece (9) when the drilling and grinding head (4131) machines the workpiece (9).

6. The building paving material anchoring structure acupoint processing production line according to claim 5, wherein the drilling and grinding device (413) comprises a gantry (4132), a column (4133), a driver (4134), an X-axis transmission assembly (4135), a Y-axis transmission assembly (4136) and a Z-axis transmission assembly (4137), the X-axis transmission assembly (4135) is arranged on the machine bed (411), and the gantry (4132) is arranged on the X-axis transmission assembly (4135) in a sliding manner along the X-axis direction; the Y-axis transmission component (4136) is arranged on the portal frame (4132), and the upright post (4133) is arranged on the Y-axis transmission component (4136) in a sliding manner along the Y-axis direction; the Z-axis transmission component (4137) is arranged on the upright post (4133), and the driver (4134) is arranged on the Z-axis transmission component (4137) in a sliding manner along the Z-axis direction; the drilling head (4131) is mounted on the driver (4134), and the compressing device (414) is mounted on the gantry (4132).

7. The construction paving material anchoring structure acupoint processing production line according to claim 6, wherein the drilling and grinding device (413) further comprises a mounting plate (4138), the mounting plate (4138) is slidably arranged on the Z-axis transmission assembly (4137) along the Z-axis direction, and a plurality of drivers (4134) are detachably mounted on the mounting plate (4138); the driver (4134) is an electric spindle or a driving motor;

one or more sets of drilling and grinding devices (413) are arranged on the lathe bed (411), and the multiple sets of drilling and grinding devices (413) can be controlled by a control system to simultaneously process the workpiece (9).

8. The construction and paving material anchoring structure acupoint processing production line according to claim 5, wherein the pressing device (414) comprises a cross frame (4141), a lifting telescopic cylinder (4142) and a water retaining ring assembly (4143), the cross frame (4141) is installed on the drilling and grinding device (413) and is positioned right above the conveying device (412), the lifting telescopic cylinder (4142) is installed on the cross frame (4141), and the water retaining ring assembly (4143) is installed at the output end of the lifting telescopic cylinder (4142).

9. The construction paving material anchoring structure acupoint processing production line according to claim 8, wherein the pressing device (414) further comprises a pressing plate (4145), the pressing plate (4145) is installed at the output end of the lifting telescopic cylinder (4142), and a plurality of water retaining ring assemblies (4143) are detachably installed on the pressing plate (4145);

the water retaining ring assembly (4143) comprises a square-shaped assembly (41431), a pressure spring (41432) and a water retaining ring body (41433), the square-shaped assembly (41431) is mounted on the pressure plate (4145), a first convex ring (414331) extending outwards is arranged on the outer wall of the water retaining ring body (41433), the first convex ring (414331) is located in the square-shaped assembly (41431), and two ends of the pressure spring (41432) respectively abut against the inner top surface of the square-shaped assembly (41431) and the upper surface of the first convex ring (414331).

10. The building paving material anchoring structure acupoint processing production line of claim 9, wherein the clip combination (41431) comprises an upper cover plate (414311), a support plate (414312) and a lower cover plate (414313), the upper cover plate (414311) is detachably mounted on the upper end surface of the pressure plate (4145), the upper end and the lower end of the support plate (414312) are respectively connected with the upper cover plate (414311) and the lower cover plate (414313), and the support plate (414312) and the water retaining ring body (41433) are both positioned in a mounting through hole (41451) formed in the pressure plate (4145);

the water retaining ring body (41433) is provided with a through hole (414333) for the drilling head (4131) to pass through.

Technical Field

The invention relates to the technical field of paving and pasting building material processing equipment, in particular to a building paving and pasting material anchoring structure acupuncture point processing production line.

Background

The building paving materials such as ceramic tiles, large plates, rock plates, stones and the like do not have complete paving functions. The surfacing of these materials typically employs a grid or various patterns. In order to increase the adhesion of the tile surface, it is often done by increasing the surface area of the bonding surface. For example: increasing the engraving depth of the pattern, or increasing the complexity of the pattern, etc. Due to the influence of powder properties, manufacturing process, paving technology, bonding materials, temperature, humidity, shrinkage and other factors, the paved ceramic tile is easy to warp, bulge, fall off and the like. The using function of the paving materials is seriously influenced, and meanwhile, accidents which are harmful to safety are brought.

Some existing paving and pasting building materials process structural acupuncture points such as anchoring, anchor bolts, embedded parts and the like with certain specifications and quantity on the surface through a drilling machine manually, for example: holes, grooves, patterns and the like to improve the bonding force after paving and pasting; however, the processing mode has low automation degree, low processing efficiency, high labor cost, difficult quality guarantee and no large-scale industrial production.

Disclosure of Invention

The invention aims to provide an acupoint processing production line of an anchoring structure of a building paving and pasting material, and aims to solve the technical problems that in the prior art, the acupoint processing and anchoring structure of the paving and pasting material has low automation degree, low processing efficiency, high labor cost, difficult quality guarantee and incapability of large-scale industrial production.

In order to achieve the purpose, the invention provides an acupuncture point processing production line of an anchoring structure of a building paving material, which is sequentially provided with a feeding working section, a first overturning working section, an anchoring structure acupuncture point processing working section and a discharging working section along the conveying direction of a workpiece;

the feeding working section is provided with a feeding conveying device for conveying workpieces;

the first overturning section is provided with a first overturning machine for overturning the workpiece;

the anchoring structure acupuncture point processing working section is provided with a drilling and grinding processing unit for processing anchoring structure acupuncture points on the workpiece;

and the discharging working section is provided with a discharging conveying device for conveying workpieces. The anchoring structure acupuncture points are automatically processed, large-scale industrial production is realized, labor cost is greatly reduced, and processing efficiency is improved.

Preferably, a transition section is arranged between the first overturning section and the anchoring structure acupuncture point processing section, and the transition section is sequentially provided with a position adjusting device for adjusting the position of the workpiece and a positioning and conveying device for positioning and arranging the workpiece. Through the design of transition workshop section, can guarantee the machining precision of anchor structure acupuncture point, can improve processing production efficiency again.

Preferably, a second overturning working section is arranged between the anchoring structure acupoint processing working section and the discharging working section, and a second overturning machine used for overturning the workpiece is arranged at the second overturning working section. The processed workpiece can be turned 180 degrees, so that the front side of the workpiece can be conveniently processed (such as cleaning, label sticking and the like) by a subsequent station or the workpiece can be conveniently stacked with the front side facing upwards after being discharged.

Preferably, a primary cleaning working section is arranged between the anchoring structure acupoint processing working section and the second overturning working section, and primary cleaning equipment for cleaning workpieces is arranged in the primary cleaning working section;

and a secondary cleaning working section is arranged between the second overturning working section and the discharging working section, and secondary cleaning equipment for cleaning workpieces is arranged in the secondary cleaning working section. Can set up one-level cleaning equipment and second grade cleaning equipment according to the processing demand is nimble, improve the adhesion of work piece in the process of paving, guarantee that the product is clean when the ejection of compact.

Preferably, the drilling and grinding machining unit comprises:

a bed body;

a conveying device mounted on the bed for conveying a workpiece;

the drilling and grinding device is arranged on the lathe bed and is positioned right above the conveying device, and the drilling and grinding device comprises a drilling and grinding head for processing a workpiece;

and the compressing device is arranged on the drilling and grinding device and compresses the workpiece when the drilling and grinding head processes the workpiece. The anchoring structure acupuncture points are automatically processed, labor cost is greatly reduced, and processing efficiency and finished product quality are improved.

Preferably, the drilling and grinding device comprises a portal frame, an upright post, a driver, an X-axis transmission assembly, a Y-axis transmission assembly and a Z-axis transmission assembly, wherein the X-axis transmission assembly is arranged on the lathe bed, and the portal frame is arranged on the X-axis transmission assembly in a sliding manner along the X-axis direction; the Y-axis transmission assembly is arranged on the portal frame, and the upright post is arranged on the Y-axis transmission assembly in a sliding manner along the Y-axis direction; the Z-axis transmission assembly is arranged on the stand column, and the driver is arranged on the Z-axis transmission assembly in a sliding manner along the Z-axis direction; the drilling head is mounted on the driver, and the pressing device is mounted on the portal frame. The drilling and grinding device is arranged in such a way, the drilling and grinding head can move in the three-axis direction, and therefore the anchoring structure acupuncture points with different sizes can be processed on different positions of a workpiece.

Preferably, the drilling and grinding device further comprises a mounting plate, the mounting plate is slidably arranged on the Z-axis transmission assembly along the Z-axis direction, and a plurality of drivers are detachably mounted on the mounting plate; the driver is an electric spindle or a driving motor;

one or more sets of drilling and grinding devices are arranged on the lathe bed, and the multiple sets of drilling and grinding devices can be controlled by the control system to simultaneously process the workpiece. The drivers can be detached, so that the number and the positions of the drivers can be flexibly set to meet the requirements of processing different workpieces; the arrangement of the plurality of drilling and grinding devices can improve the processing efficiency.

Preferably, the pressing device comprises a cross frame, a lifting telescopic cylinder and a water retaining ring assembly, the cross frame is installed on the drilling and grinding device and located right above the conveying device, the lifting telescopic cylinder is installed on the cross frame, and the water retaining ring assembly is installed at the output end of the lifting telescopic cylinder.

Preferably, the pressing device further comprises a pressing plate, the pressing plate is mounted at the output end of the lifting telescopic cylinder, and the plurality of water retaining ring assemblies are detachably mounted on the pressing plate;

the water retaining ring assembly comprises a clip-shaped assembly, a pressure spring and a water retaining ring body, the clip-shaped assembly is installed on the pressure plate, a first convex ring extending outwards is arranged on the outer wall of the water retaining ring body, the first convex ring is located in the clip-shaped assembly, and two ends of the pressure spring are respectively abutted to the inner top surface of the clip-shaped assembly and the upper surface of the first convex ring. Workpieces of different sizes are conveniently compressed; the telescopic stroke can be conveniently adjusted according to requirements to adjust the pressing force; the cleanness and the simplicity of the processing environment are ensured.

Preferably, the clip assembly comprises an upper cover plate, a support plate and a lower cover plate, the upper cover plate is detachably mounted on the upper end surface of the pressing plate, the upper end and the lower end of the support plate are respectively connected with the upper cover plate and the lower cover plate, and the support plate and the water retaining ring body are both positioned in a mounting through hole formed in the pressing plate; the water retaining ring body is provided with a through hole for the drilling head to pass through. The square-shaped assembly is arranged in such a way, the water retaining ring body can be movably arranged in the square-shaped assembly, the installation is stable, and the pressure spring is not easy to fall off.

The building paving material anchoring structure acupuncture point processing production line at least has the following beneficial effects: through setting a series of working sections of feeding, overturning, processing and discharging, the mechanical, automatic and intelligent processing of paving and pasting the building material anchoring structure acupuncture points is realized, the processing efficiency is improved, the labor cost is reduced, the product quality is also improved, the large-scale industrial production is realized, and the development of the technology in the field is promoted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of the structure of a production line according to the present invention;

FIG. 2 is a schematic view of the shaft side structure of the drilling and grinding machine set of the present invention without a pressing device;

FIG. 3 is a schematic side view of the drilling and grinding machine set of the present invention without a pressing device;

FIG. 4 is a schematic side view of the drilling and grinding device of the present invention;

FIG. 5 is a schematic view of the assembly of the compressing device and the portal frame of the present invention;

FIG. 6 is a schematic side view of the assembly of the compressing device and the gantry of the present invention;

FIG. 7 is a schematic view of the assembly structure of the water stop ring assembly and the pressing plate according to the present invention;

fig. 8 is a schematic diagram of the exploded structure of fig. 7.

In the drawings: 1-feeding section, 11-feeding conveying device, 2-first turning section, 21-first turning machine, 3-transition section, 31-position adjusting device, 32-positioning conveying device, 4-anchoring structure acupoint processing section, 41-drilling and grinding processing unit, 5-first cleaning section, 51-first cleaning equipment, 6-second turning section, 61-second turning machine, 7-second cleaning section, 71-second cleaning equipment, 8-discharging section, 81-discharging conveying device, 9-workpiece,

411-lathe bed, 4111-frame, 4112-workbench, 4113-drainage groove, 412-conveying device, 413-drilling and grinding device, 4131-drilling and grinding head, 4132-gantry, 4133-column, 4134-driver, 4135-X shaft transmission assembly, 4136-Y shaft transmission assembly, 4137-Z shaft transmission assembly, 4138-mounting plate, 414-pressing device, 4141-cross frame, 4142-lifting telescopic cylinder, 4143-water retaining ring assembly, 41431-clip assembly, 414311-upper cover plate, 414312-support plate, 414313-lower cover plate, 41432-pressure spring, 41433-water retaining ring body, 414331-first convex ring, 414332-second convex ring, 414333-through hole, 4144-position adjusting piece, 4145-pressure plate, 41451-mounting through hole, 41451-position adjusting piece, 4146-support.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 8, in the building paving material anchoring structure acupoint processing production line, a feeding section 1, a first turning section 2, an anchoring structure acupoint processing section 4 and a discharging section 8 are sequentially arranged along the conveying direction of a workpiece 9;

the feeding section 1 is provided with a feeding conveying device 11 for conveying workpieces 9;

the first overturning section 2 is provided with a first overturning machine 21 for overturning the workpiece 9;

the anchoring structure acupuncture point processing working section 4 is provided with a drilling and grinding processing unit 41 for processing anchoring structure acupuncture points on the workpiece 9;

the discharge section 8 is provided with a discharge conveyor 81 for conveying the work pieces 9.

The production line is used for processing anchoring structure acupuncture points on the building paving material, the workpiece 9 refers to the building paving material which flows on the production line and needs to be processed with the anchoring structure acupuncture points, and the conveying direction of the workpiece 9 is the flowing direction of the workpiece 9 on the production line. The device is characterized in that a feeding working section 1, a first turning working section 2, an anchoring structure acupuncture point processing working section 4 and a discharging working section 8 are sequentially arranged in the conveying direction of a workpiece 9, each working section adopts intelligent equipment, and automatic control is carried out through a control system of the whole production line.

The feeding conveying device 11 on the feeding section 1 is used for conveying the fed workpieces 9 to the lower section; the feeding conveying device 11 can be a belt conveyor or a vacuum chuck manipulator, and can rotate the feeding mode of the feeding conveying device 11 according to the specification of the workpiece 9 and the blanking condition of the previous process; for example, the former process is a process of forming the workpiece 9, the workpiece 9 is conveyed by a belt conveyor in the forming process and after the forming, the feeding and conveying device 11 can preferably adopt the belt conveyor, and the input end of the feeding and conveying device 11 is directly connected with the output end of the former process, so that the workpiece 9 output by the former process can be directly conveyed to an anchoring structure acupuncture point processing production line to process the anchoring structure acupuncture points on the workpiece 9; for another example, if the previous step is a stacking step of stacking the workpieces 9 to be processed at the acupuncture points of the anchoring structure, the feeding and conveying device 11 may preferably adopt a vacuum chuck robot, and the vacuum chuck sucks up the workpieces 9 of the previous step, and then the robot feeds the sucked-up workpieces 9 onto the production line for processing the acupuncture points of the anchoring structure.

The first overturning section 2 is provided with a first overturning machine 21, the first overturning machine 21 is used for overturning the workpiece 9 by 180 degrees, and the first overturning machine 21 can adopt various overturning modes, such as clamping the workpiece 9 by a manipulator and overturning the workpiece 9 by the manipulator; or four turnover plates which are arranged in a cross shape are welded on the rotating shaft, and the rotation of the rotating shaft drives the turnover plates and the workpieces 9 placed on the turnover plates to realize 180-degree turnover; preferably, the plate-like article inverting machine disclosed in the invention patent of China (application No. CN202010976007.2, patent name: plate-like article inverting machine and method for inverting plate member) is used to invert the workpiece 9. In the process of processing the building paving material, the formed workpiece 9 is generally right-side-up, and the processed anchoring structure acupuncture points need to be processed on a paving surface (namely the back surface of the building paving material), so that the workpiece 9 needs to be turned over by 180 degrees when the anchoring structure acupuncture points are processed, and a first turning machine 21 is arranged in front of the anchoring structure acupuncture point processing section 4 so as to turn over the loaded workpiece 9 by 180 degrees. Certainly, in the actual processing and production process, if the fed workpiece 9 is laid and pasted upwards, the first turnover machine 21 does not need to be started, and the workpiece 9 can be directly conveyed to the anchoring structure acupuncture point processing section 4; or the workpiece 9 can be synchronously fed and turned by adopting a feeding and conveying device with turning action. The first overturning section 2 is arranged, so that the workpiece 9 with the downward paved surface can be overturned, and the drilling and grinding processing unit 41 can process the anchored structure acupuncture points on the paved surface of the workpiece 9; the method is more practical in the actual production process, so that the production line can adapt to the processing of the workpiece 9 with the paving surface facing upwards or downwards.

The anchoring structure acupuncture point processing section 4 is provided with a drilling and grinding processing unit 41, and the drilling and grinding processing unit 41 is used for processing structural acupuncture points such as holes, grooves, patterns and the like on the paving and pasting surface of the workpiece 9; the drilling and grinding machining unit 41 is used for full-automatic intelligent machining, machining efficiency is guaranteed, labor cost is reduced, and product quality is improved. Discharging the processed workpiece 9 through a discharging conveying device 81; the discharging conveyor 81 may be a belt conveyor, a stick conveyor, or a vacuum chuck manipulator, and is selected according to a discharging stacking mode selected in a post-product process, and the selected mode of the discharging conveyor 81 may refer to the feeding conveyor 11, which is not described herein in detail.

Some existing paving and pasting building materials generally need to process structural acupuncture points such as anchoring, anchor bolts, embedded parts and the like with certain specifications and quantity on the surface by a drilling machine manually, for example: holes, slots, patterns, etc.; the processing mode has the advantages of low automation degree, low processing efficiency, high labor cost and difficult quality guarantee. According to the technical scheme, a series of working sections of feeding, overturning, processing and discharging are arranged, mechanical, automatic and intelligent processing of the building material anchoring structure acupuncture points is achieved, processing efficiency is improved, labor cost is reduced, product quality is improved, large-scale industrial production is achieved, and technology development in the field is promoted.

Further, a transition section 3 is arranged between the first turning section 2 and the anchoring structure acupuncture point processing section 4, and the transition section 3 is sequentially provided with a position adjusting device 31 for adjusting the position of the workpiece 9 and a positioning conveying device 32 for positioning and arranging the workpiece 9.

The workpiece 9 is turned over for 180 degrees through the first turning machine 21, and is conveyed to the transition section 3 through the conveying mechanism on the first turning machine 21 after being turned over, and the workpiece 9 on the transition section 3 sequentially passes through the position adjusting device 31 and the positioning conveying device 32; the position adjusting device 31 is specifically a roll bar type position adjusting machine or a belt type position adjusting machine, sets the number and position coordinates of the workpieces 9 according to the specifications of the workpieces 9, performs motion control through a servo system or a stepping system, performs industrial control through a PLC controller, and conveys a single group of workpieces 9 to the positioning conveying device 32 at regular time and quantity. The position adjusting device 31 can adjust the workpiece 9 in the process of conveying the workpiece 9, so that the workpiece 9 is prevented from being disordered, and the processing efficiency and the processing precision are ensured.

The positioning and conveying device 32 is specifically a belt conveyor or a roller conveyor with a position coordinate adjusting mechanism, the arrangement number and the position coordinates of the workpieces 9 are set according to the specifications of the workpieces 9, the movement control is performed through a servo system or a stepping system, the industrial control is performed through a PLC (programmable logic controller), and a plurality of groups of workpieces 9 with the arrangement number and the position coordinate positioning are conveyed to the anchoring structure acupoint processing working section 4 at regular time. The drilling and grinding processing unit 41 can simultaneously process a plurality of anchoring structure acupuncture points on the same workpiece 9 and can also simultaneously process anchoring structure acupuncture points on different workpieces 9; for example, when the specifications of the workpieces 9 are large, the position of each workpiece 9 is adjusted by the position adjusting device 31, then one or two workpieces 9 are positioned and arranged by the positioning and conveying device 32, and then one or two workpieces 9 are conveyed to the drilling and grinding machining unit 41 to be machined; when the specification of the workpiece 9 is small, the position of each workpiece 9 is adjusted by the position adjusting device 31, and then a plurality of (e.g., five or ten) workpieces 9 are positioned and arranged by the positioning and conveying device 32, and then are conveyed to the drilling and grinding machining unit 41 at the same time after being arranged. In the process of machining the workpieces 9, the positioning and conveying device 32 can continuously position and arrange the workpieces 9 by the drilling and grinding machining unit 41, so that each working section is utilized to a greater extent, and the machining efficiency is ensured. According to the specification of the workpiece 9 and the processing capacity of the drilling and grinding processing unit 41, the positioning and arrangement of the workpiece 9 by the positioning and conveying device 32 are different, but through the design of the transition section 3, the processing precision of the anchoring structure acupuncture points can be ensured, and the processing production efficiency can be improved.

Further, a second overturning working section 6 is arranged between the anchoring structure acupoint processing working section 4 and the discharging working section 8, and the second overturning working section 6 is provided with a second overturning machine 61 for overturning the workpiece 9.

With reference to the description above regarding the first upender 21, the second upender 61 can also be used in a plurality of upending modes; on the same production line, the second turnover machine 61 and the first turnover machine 21 can adopt the same turnover mode and also can adopt different turnover modes, and can be specifically selected according to actual processing requirements. The second turnover machine 61 is arranged, so that the processed workpiece 9 can be turned over by 180 degrees, the front side of the workpiece 9 can be conveniently processed (such as cleaning and label sticking) by a subsequent station, or the workpiece 9 can be conveniently stacked with the front side facing upwards after being discharged. Of course, in the actual machining process, if the machined workpiece 9 does not need to be turned over, the second turning section 6 may be omitted or the second turning machine 61 may be stopped.

Further, a primary cleaning working section 5 is arranged between the anchoring structure acupoint processing working section 4 and the second overturning working section 6, and the primary cleaning working section 5 is provided with primary cleaning equipment 51 for cleaning a workpiece 9;

a secondary cleaning working section 7 is arranged between the second overturning working section 6 and the discharging working section 8, and a secondary cleaning device 71 for cleaning the workpiece 9 is arranged on the secondary cleaning working section 7.

After the workpiece 9 is processed by the drilling and grinding processing module, the paved surface faces upwards, and in the forming process of the workpiece 9, a surfactant (a waterproof agent, a curing agent and the like) and pollutants may be adhered to the paved surface, so that the paved surface is generally cleaned before a finished product is output; on the other hand, some pollutants are adhered to the paving surface of the workpiece 9 in the process of being processed by the drilling and grinding processing module, such as scraps generated in the process of drilling and grinding, cooling liquid used in the process of drilling and grinding, and the like, so that the primary cleaning equipment 51 is arranged after the anchoring structure acupuncture point processing section 4, and on the premise of performing key cleaning on the paving surface of the workpiece 9, cleaning before processing of anchoring structure acupuncture points is saved. The primary cleaning device 51 can perform a series of cleaning operations such as alkaline cleaning, spraying, brushing, soft cleaning, water absorption, drying and the like on the workpiece 9. The primary cleaning device 51 can be a cleaning device specially used for cleaning the paved surface, and can also be a cleaning device capable of cleaning the front surface and the back surface of the workpiece 9 at the same time. After the primary cleaning device 51 cleans the paved surface, the bonding force of the workpiece 9 in the paving process can be improved, and the phenomena of 'warping, bulging, falling off' and the like of the workpiece 9 are avoided.

A secondary cleaning device 71 is arranged behind the second turnover machine 61, and the secondary cleaning device 71 can clean the front surface of the workpiece 9 or clean the front surface and the back surface of the workpiece 9 simultaneously: spraying, brushing, soft washing, water absorption, drying, waxing and polishing, and aims to remove impurities on the surface, clean and beautify the face and the like. The primary cleaning device 51 and the secondary cleaning device 71 can ensure that the product is clean and clean during discharging. When the primary cleaning equipment 51 and the secondary cleaning equipment 71 are arranged at the same time, the function of the second turnover machine 61 is more prominent; of course, in the actual processing process, the primary cleaning device 51 and the secondary cleaning device 71 can be flexibly arranged according to the processing requirements; for example, for a workpiece 9 with a low requirement for paving and cleaning, the primary cleaning device 51 can be omitted, and the front and back surfaces of the workpiece 9 can be cleaned directly by the secondary cleaning device 71.

Further, the drilling and grinding machining unit 41 includes:

a bed 411;

a conveying device 412 mounted on the bed 411 for conveying a workpiece 9;

a drilling and grinding device 413 which is installed on the bed 411 and is positioned right above the conveying device 412, wherein the drilling and grinding device 413 comprises a drilling and grinding head 4131 for processing a workpiece 9;

a pressing device 414 mounted on the diamond grinding device 413, the pressing device 414 pressing the workpiece 9 when the diamond grinding head 4131 machines the workpiece 9.

The lathe bed 411 is a base body of the drilling and grinding machining unit 41 and is used for bearing the conveying device 412, the drilling and grinding device 413, the pressing device 414 and the like; the conveying device 412 is arranged on the bed 411 and used for receiving and conveying building paving material workpieces 9 such as ceramic tiles, large plates, rock plates and the like; the drilling and grinding device 413 is positioned right above the conveying device 412, and the drilling and grinding head 4131 is used for drilling and machining the workpiece 9; the pressing device 414 presses the workpiece 9 while the grinding stones 4131 process the workpiece 9. The conveying device 412 is started to convey the workpiece 9 to be machined to the position right below the drilling and grinding device 413 and the pressing device 414, the conveying device 412 is stopped, the workpiece 9 is static, the pressing device 414 presses the workpiece 9, the drilling and grinding head 4131 conducts punching machining on the workpiece 9, the pressing device 414 does not press the workpiece 9 after machining is completed, and the conveying device 412 is started again to discharge the machined workpiece 9. Through the cooperation of conveyor 412 and brill mill device 413, realize the automatic processing anchor structure acupuncture point, greatly reduced the cost of labor, and improved machining efficiency and cost quality. During the process of machining the workpiece 9 by the drilling head 4131, the surface of the workpiece 9 is pressed in a certain area by the pressing device 414, and the position of the workpiece 9 is positioned and stabilized to be kept still; the transmission strength of vibration waves in the workpiece 9 caused by the high-speed rotation of the drilling and grinding head 4131 is reduced, and the probability of brick cracking is reduced; the noise frequency during high-speed drilling and grinding is reduced; the vibration intensity of the workpiece 9 and equipment during high-speed drilling and grinding is reduced; the cooling water used when the drill grinding head 4131 is drilled and ground at high speed is prevented from splashing.

Further, the drilling and grinding device 413 comprises a portal frame 4132, a column 4133, a driver 4134, an X-axis transmission assembly 4135, a Y-axis transmission assembly 4136 and a Z-axis transmission assembly 4137, wherein the X-axis transmission assembly 4135 is arranged on the bed 411, and the portal frame 4132 is arranged on the X-axis transmission assembly 4135 in a manner of sliding along the X-axis direction; the Y-axis transmission component 4136 is arranged on the gantry 4132, and the column 4133 is slidably arranged on the Y-axis transmission component 4136 along the Y-axis direction; the Z-axis transmission component 4137 is arranged on the upright post 4133, and the driver 4134 is arranged on the Z-axis transmission component 4137 in a manner of sliding along the Z-axis direction; the grinding wheel 4131 is mounted on the driver 4134, and the compressing device 414 is mounted on the gantry 4132.

The X-axis transmission component 4135, the Y-axis transmission component 4136 and the Z-axis transmission component 4137 can adopt the transmission form of a motor plus a screw nut or a motor plus a gear rack; the X-axis direction refers to a conveying direction of the conveying device 412, the Y-axis direction refers to a direction perpendicular to an output direction of the conveying device 412 on a horizontal plane, and the Z-axis direction refers to a direction perpendicular to an upper surface of the conveying device 412 to be closer to or farther from the conveying device 412. Specifically, the X-axis transmission assembly 4135 includes X-axis linear guide rails, X-axis sliders, a lead screw, nuts, a motor, and the like, two X-axis linear guide rails are disposed on the bed 411 along the conveying direction of the conveying device 412, and are respectively parallel to each other and located on two sides of the conveying device 412, an X-axis slider is slidably disposed on each X-axis linear guide rail, the gantry 4132 is erected on the bed 411, and two ends of the gantry are respectively connected with the two X-axis sliders, the motor drives the lead screw to rotate, drives the nuts sleeved on the lead screw to move, and drives the X-axis sliders to slide on the X-axis linear guide rails, so that the movement of the gantry 4132 machine in the X-axis direction is realized. The Y-axis transmission unit 4136 may adopt a transmission form of a motor and a gear rack, and the Z-axis transmission unit 4137 is similar to the transmission form of the X-axis transmission unit 4135 (motor and screw nut), which is not described herein again. The drill stone 4131 is mounted on a driver 4134. the driver 4134 is used to drive the drill stone 4131 to rotate highly, and different models of drill stones 4131 may be exchanged according to different machining requirements. The pressing device 414 is mounted on the gantry 4132 to follow the movement of the gantry 4132 in the X-axis direction. The drilling and grinding device 413 is arranged in such a way that the drilling and grinding head 4131 can move in three axial directions, so that anchoring structure acupuncture points with different sizes can be processed on different positions of the workpiece 9; and the three-axis movement realizes automation, and the processing efficiency and the processing precision are greatly improved.

Further, the drilling and grinding device 413 further comprises a mounting plate 4138, the mounting plate 4138 is slidably disposed on the Z-axis transmission assembly 4137 along the Z-axis direction, and a plurality of drivers 4134 are detachably mounted on the mounting plate 4138; the driver 4134 is a driver 4134 or a driving motor;

one or more sets of drilling and grinding devices 413 are arranged on the lathe bed 411, and the multiple sets of drilling and grinding devices 413 can be controlled by a control system to simultaneously process the workpiece 9.

The mounting plate 4138 is used to secure the driver 4134 and the Z-axis drive assembly 4137 may drive the mounting plate 4138 in the Z-axis direction. A plurality of drivers 4134 are detachably mounted on the mounting plate 4138, and each driver 4134 is mounted with a grinding head 4131, so that when the mounting plate 4138 moves in the Z-axis direction, the plurality of grinding heads 4131 can be simultaneously driven to ascend and descend to simultaneously machine a plurality of anchoring structure acupoints on the workpiece 9, thereby improving the machining efficiency. The drivers 4134 are detachable, so that the number and the positions of the drivers 4134 can be flexibly set to meet the requirements of processing different workpieces 9; if the five drivers 4134 are installed, five anchoring structure acupuncture points can be simultaneously processed on the workpiece 9; the drivers 4134 are spaced differently from one another, and the anchoring structure is machined to have points that are spaced differently from one another. Different drivers 4134 may also be provided with different models of burr 4131 to simultaneously machine different sizes of points of the anchoring structure.

Driver 4134 is an electric spindle or drive motor; when the driver 4134 is used for driving the motor, the driving motor can be controlled to drive the drilling head 4131 to rotate through programmed control or manual operation (manually controlling the starting and stopping of the driving motor); the electric spindle is a new technology for integrating a machine tool spindle and a spindle motor into a whole, has compact structure, light weight, small inertia, low noise and quick response, and can realize digital control.

Preferably, a plurality of drilling and grinding devices 413 and pressing devices 414 can be arranged on the bed 411 at the same time, and the number of the drilling and grinding devices 413 and the number of the pressing devices 414 are the same. If the bed 411 is provided with three drilling and grinding devices 413, the three drilling and grinding devices comprise three portal frames 4132, and in the implementation process, the three portal frames 4132 can be simultaneously controlled to move in the X-axis direction through one set of X-axis transmission components 4135; of course, three portal frames 4132 can be controlled to move independently in the X-axis direction by arranging three sets of X-axis transmission assemblies 4135; three portal frames 4132 can also share one set of X-axis linear guide rails while moving independently. A pressing device 414 is mounted on each drilling and grinding device 413. A plurality of drilling and grinding devices 413 are arranged, so that a plurality of workpieces 9 can be machined simultaneously, or workpieces 9 with larger sizes (such as large plates, rock plates and the like) can be machined simultaneously, and the machining efficiency is improved; each drilling and grinding device 413 is provided with a pressing device 414, so that the processing stability and the product passing rate are ensured. The control system can control all the drilling and grinding devices 413 to simultaneously machine the workpiece 9, and can also control only part of the drilling and grinding devices 413 to machine the workpiece 9; in the processing process, the processing processes of all the drilling and grinding devices 413 can be consistent, or each drilling and grinding device 413 can process anchoring structure acupuncture points with different parameters (the size, the depth and the shape of the anchoring structure acupuncture points); therefore, the practicability is stronger and the application range is wider.

Preferably, the bed 411 includes a frame 4111 and a table 4112 mounted on the frame 4111, the conveying device 412 is disposed on the table 4112, a drainage groove 4113 is disposed on one side of the table 4112, and drainage ports are disposed on the front and rear side portions of the drainage groove 4113. The bed 411 includes a frame 4111 and a table 4112, the frame 4111 is used for supporting the table 4112, the drilling and grinding device 413, the pressing device 414, and the like, and the table 4112 is used for providing a processing platform and supporting the conveying device 412. If the conveying device 412 adopts a conveying belt, the workbench 4112 is located between the upper and lower belts, and when the grinding head 4131 processes the workpiece 9 on the conveying belt, the workbench 4112 can support the conveying belt and the workpiece 9. In the machining process, cooling water or cooling liquid is generally required to be discharged to the machining position and the drill grinding head 4131 to reduce the temperature of the drill grinding position and avoid damage to the drill grinding head 4131 and the workpiece 9; and the discharged cooling water or cooling liquid needs to be discharged in time. Be equipped with water drainage tank 4113 on workstation 4112, and open water outlet at water drainage tank 4113's front and back both ends lateral part, exhaust cooling water or coolant liquid then can be discharged through water drainage tank 4113 in the course of working, guarantee workstation 4112 and conveyor 412's cleanness. More preferably, drainage grooves 4113 are disposed around the worktable 4112 for facilitating drainage of cooling water or cooling liquid in different directions. The discharged cooling water or cooling liquid can be recycled through the progressive sedimentation tanks, so that the sewage discharge is reduced.

Preferably, the conveying device 412 is a conveying belt or a roller, and both sides of the conveying device 412 are provided with a limiting rubber strip (not shown in the figure) for limiting the deviation of the workpiece 9. The conveying device 412 can be a conveying belt or a roller shaft, but limiting rubber strips used for limiting the workpieces 9 and preventing the workpieces 9 from falling from the two sides of the conveying device 412 are arranged on the two sides of the conveying device 412, normal processing of the workpieces 9 is guaranteed, and waste products are reduced. When the conveying device 412 is a conveying belt, the two sides of the conveying belt can be directly provided with limiting rubber strips; when the conveying device 412 is a roller, the limiting rubber strips can be arranged on the long strip shelf, and then the long strip shelf is fixed on the bed 411 and located on two sides of the conveying device 412.

Further, the pressing device 414 comprises a cross frame 4141, a lifting telescopic cylinder 4142 and a water-blocking ring component 4143, wherein the cross frame 4141 is installed on the drilling and grinding device 413 and is located right above the conveying device 412, the lifting telescopic cylinder 4142 is installed on the cross frame 4141, and the water-blocking ring component 4143 is installed at the output end of the lifting telescopic cylinder 4142.

The cross frame 4141 is a metal cross beam through frame, specifically, two ends of the cross frame 4141 are respectively fixed on side plates at two ends of the portal frame 4132, that is, the cross frame 4141 is erected on the conveying device 412 like the portal frame 4132; the lifting telescopic cylinder 4142 is fixed on the cross frame 4141, and the output end of the lifting telescopic cylinder is downward vertical to the conveying device 412; the water retaining ring component 4143 is arranged at the output end of the lifting telescopic cylinder 4142, the lifting telescopic rod is used for driving the water retaining ring group to ascend or descend, and the water retaining ring component 4143 is used for pressing the workpiece 9. The lifting telescopic cylinder 4142 can drive the water-retaining ring group to descend to a certain height (the lower end surface of the water-retaining ring component 4143 is propped against the upper surface of the workpiece 9) so as to press the workpiece 9 tightly. The mounting position of the lifting telescopic cylinder 4142 relative to the transverse frame 4141 is adjustable, so that workpieces 9 with different sizes can be conveniently pressed; the arrangement of the lifting telescopic cylinder 4142 can conveniently adjust the telescopic stroke according to requirements to adjust pressing force; the water retaining ring component 4143 can not only compress the workpiece 9, but also retain the cooling water or cooling liquid sprayed during processing, so as to prevent the cooling water used during high-speed drilling and grinding of the drilling and grinding head 4131 from splashing, and ensure the cleanness and simplicity of the processing environment.

The lifting telescopic cylinder 4142 is a bidirectional cylinder or hydraulic cylinder, preferably a cylinder; since the thickness of the workpiece 9 is small, the stroke of the telescopic lift cylinder 4142 may be a short stroke (stroke less than ± 50 mm); of course, the differently formed telescopic lift cylinder 4142 may be selected according to the thickness of the workpiece 9 to be machined.

Preferably, the pressing device 414 further comprises a support 4146, the support 4146 is detachably mounted at both ends of the cross frame 4141, and the support 4146 is detachably mounted on a side plate of the gantry 4132 of the drilling and grinding device 413. The support 4146 is an L-shaped structure, and one side thereof is detachably fixed to a side plate of the gantry 4132 by a fixing member such as a bolt, and the other side thereof is detachably connected to the cross frame 4141 by a fixing member such as a bolt. The mounting bracket 4146 is provided to facilitate mounting and dismounting of the cross member 4141.

Preferably, the pressing device 414 further includes a position adjusting member 4144, and the elevation telescopic cylinder 4142 is mounted on the position adjusting member 4144, and the position adjusting member 4144 is detachably mounted on the cross frame 4141 to adjust the position of the elevation telescopic cylinder 4142. The position adjusting member 4144 is detachably mounted to the cross frame 4141, and when the position of the position adjusting member 4144 fixed to the cross frame 4141 is different, the position of the elevation telescopic cylinder 4142 mounted to the lower end of the position adjusting member 4144 is also different. The position adjusting member 4144 may be an adjusting bolt, and the cross frame 4141 may be provided with a plurality of threaded holes, and after the adjusting bolt is screwed into a certain threaded hole, the telescopic lift cylinder 4142 may be fixed to a lower end of the adjusting bolt, so that the telescopic lift cylinder 4142 may be fixed to a certain position. The position of the lifting telescopic cylinder 4142 is adjustable to adapt to different processing requirements.

Further, the pressing device 414 further comprises a pressing plate 4145, the pressing plate 4145 is mounted at the output end of the lifting telescopic cylinder 4142, and a plurality of water retaining ring assemblies 4143 are detachably mounted on the pressing plate 4145;

the water retaining ring component 4143 comprises a square-shaped combination 41431, a pressure spring 41432 and a water retaining ring body 41433, the square-shaped combination 41431 is mounted on the pressure plate 4145, a first convex ring 414331 extending outwards is arranged on the outer wall of the water retaining ring body 41433, the first convex ring 414331 is located in the square-shaped combination 41431, and two ends of the pressure spring 41432 respectively abut against the inner top surface of the square-shaped combination 41431 and the upper surface of the first convex ring 414331.

The pressure plate 4145 is a plate-shaped structure, and is perpendicular to the output end of the lifting telescopic cylinder 4142; the pressing plate 4145 is provided with a plurality of water retaining ring assemblies 4143, so that the pressing action point of the workpiece 9 can be increased, and the pressing force of the workpiece 9 is improved; the uniform distribution of the water retaining ring assemblies 4143 also balances the pressing force, so that the workpiece 9 is stressed more uniformly. The water retaining ring 41433 is detachably mounted on the pressure plate 4145, so that the water retaining ring is convenient to assemble and disassemble, and the number, the positions and the like of the water retaining ring assemblies 4143 can be adjusted conveniently according to requirements.

The water retaining ring body 41433 is integrally cylindrical, a first convex ring 414331 is arranged on the outer wall of the water retaining ring body 41433, and the outer diameter of the first convex ring 414331 is larger than that of the main body of the water retaining ring body 41433; first collar 414331 is located within loop combination 41431, i.e., between the upper and lower ends of loop combination 41431; the upper end of the pressure spring 41432 abuts against the inner top surface of the clip combination 41431, and the lower end of the pressure spring 41432 abuts against the upper surface of the first convex ring 414331; the water retaining ring 41433 can be lifted relative to the clip combination 41431. The process of pressing the workpiece 9 is: the conveying device 412 conveys the workpiece 9 to the position right below the drilling and grinding device 413 and the pressing device 414, and the output end of the lifting telescopic cylinder 4142 extends to drive the pressing plate 4145 and the water retaining ring assembly 4143 arranged on the pressing plate 4145 to descend; when the water retaining ring 41433 descends to a certain height, the lower end face of the water retaining ring 41433 props against the lower surface of the workpiece 9, the pressure plate 4145 and the clip combination 41431 continue to descend, but the water retaining ring 41433 does not descend under the action of the workpiece 9; at this time, the inner top surface of the square-shaped combined body 41431 and the first convex ring 414331 press the compression spring 41432 to contract the compression spring 41432; the water retaining ring 41433 is pressed against the workpiece 9 by the action of the pressure spring 41432. The output end of the lifting telescopic cylinder 4142 contracts to drive the pressure plate 4145 and the water retaining ring assembly 4143 arranged on the pressure plate 4145 to ascend, the water retaining ring body 41433 does not abut against the workpiece 9 any more, and simultaneously, the water retaining ring body 41433 descends relative to the clip-shaped assembly 41431 due to the elastic force of the pressure spring 41432 per se to restore to the initial state. The water retaining ring component 4143 is arranged in such a way that the water retaining ring body 41433 has a buffering and pressing process in the process of pressing the workpiece 9, so that the workpiece 9 is prevented from being cracked due to the sudden increase of force acting on the workpiece 9; meanwhile, the pressing force is gradually reduced in the process of loosening the workpiece 9, and the pressing and loosening processes are gentle. On the other hand, the water blocking ring 41433 can automatically return to the initial state in a state where the workpiece 9 is not pressed.

Further, the clip assembly 41431 includes an upper cover 414311, a support plate 414312 and a lower cover 414313, the upper cover 414311 is detachably mounted on the upper end surface of the pressure plate 4145, the upper and lower ends of the support plate 414312 are respectively connected with the upper cover 414311 and the lower cover 414313, and the support plate 414312 and the water retaining ring 41433 are both located in a mounting through hole 41451 formed in the pressure plate 4145;

the water retaining ring body 41433 is provided with a through hole 414333 through which the drilling head 4131 passes.

The clip combination 41431 is composed of three parts: the upper cover plate 414311, the support plate 414312 and the lower cover plate 414313, the upper cover plate 414311 and the lower cover plate 414313 are annular plate-shaped structures, the pressure plate 4145 is provided with an installation through hole 41451, the upper cover plate 414311 is fixed on the upper surface of the pressure plate 4145 through fasteners such as bolts, a hollow area of the upper cover plate 414311 is communicated with the installation through hole 41451, the support plate 414312 is a hollow cylindrical structure, the support plate 414312 is located in the installation through hole 41451, the upper end of the support plate 414312 is fixedly connected with the upper cover plate 414311, the lower end of the support plate 414312 is fixedly connected with the lower cover plate 414313, and the support plate 414312 is far away from the inner rings of the upper cover plate 414311 and the lower cover plate 414313. The water retaining ring body 41433 is located in a hollow area inside the clip combination 41431, the first convex ring 414331 is located between the upper cover plate 414311 and the lower cover plate 414313, and the upper end and the lower end of the pressure spring 41432 respectively abut against the upper cover plate 414311 and the first convex ring 414331. The clip combination 41431 is arranged in such a way that the water retaining ring 41433 can be movably arranged in the clip combination 41431, the installation is stable, and the pressure spring 41432 is not easy to fall off.

The outer wall of the water retaining ring body 41433 is provided with a second convex ring 414332 extending outwards, and the lower cover plate 414313 is located between the first convex ring 414331 and the second convex ring 414332. The outer diameter of the second convex ring 414332 is similar to that of the first convex ring 414331, and is also larger than that of the main body of the water retaining ring body 41433; second raised ring 414332 is located directly below lower shroud 414313; first tab 414331 is thus positioned between upper cover plate 414311 and lower cover plate 414313, and lower cover plate 414313 is positioned between first tab 414331 and second tab 414332. In the process of pressing the workpiece, when the workpiece is pressed to the limit position, the lower end surface of the lower cover plate 414313 abuts against the upper end surface of the second convex ring 414332, and the second convex ring 414332 restricts the lower cover plate 414313 from continuously descending. The second convex ring 414332 is arranged to prevent the whole water retaining ring 41433 from being squeezed into the square-shaped combination 41431 during the pressing process, so that the water retaining ring can not be restored to the initial state under the action of the pressure spring 41432.

The water retaining ring body 41433 is a hollow cylindrical structure, a through hole 414333 penetrating through the upper end surface and the lower end surface is formed in the middle of the water retaining ring body, and the aperture of the through hole 414333 is larger than the maximum diameter of the grinding head 4131; after the water retaining ring 41433 presses the workpiece 9, the grinding bits 4131 can pass through the through-holes 414333 to machine the workpiece 9. The water retaining ring body 41433 is provided with the through hole 414333, so that the water retaining ring body can compress the workpiece 9 in a surrounding mode at the drilling and grinding position, the stability of the workpiece 9 in the machining process is further improved, the transmission strength of vibration waves inside the workpiece 9 caused by high-speed rotation of the drilling and grinding head 4131 is greatly reduced, the mutual influence among a plurality of drilling and grinding positions is reduced, and the drilling and grinding quality is ensured.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.