阅读说明：本技术 一种cnc数控中心工件自动加工方法 (Automatic machining method for CNC (computer numerical control) center workpiece ) 是由 韦毓宝 任帅帅 金海华 于 2021-01-29 设计创作，主要内容包括：本发明提供的一种CNC数控中心工件自动加工方法,该CNC数控中心工件自动加工方法采用如下CNC数控中心工件自动加工装置,CNC数控中心工件自动加工装置包括底座、上料单元和夹持单元,所述底座上端左侧安装有上料单元,沿底座内部安装有夹持单元；本发明能够解决“目前的工件在进行加工时大部分是采用人工上料,而人工上料需要频繁的将工件逐一放置在指定位置,因此上料时耗费工时,从而影响工作效率,且在上料时需要与加工装置直接接触,因此存在安全隐患；由于工件加工一般是连续作业,因此长时间工作易造成操作人员的疲劳,从而降低上料速度,且上料时易造成工件偏移,进而易造成工件报废,且减少车刀使用寿命”等问题。(The invention provides an automatic processing method of a CNC (computer numerical control) center workpiece, which adopts a CNC center workpiece automatic processing device, wherein the CNC center workpiece automatic processing device comprises a base, a feeding unit and a clamping unit, the feeding unit is arranged on the left side of the upper end of the base, and the clamping unit is arranged along the inner part of the base; the invention can solve the problems that most of the existing workpieces are manually fed when being processed, and the workpieces are frequently placed at the designated positions one by manual feeding, so that the working efficiency is influenced by consuming working hours during feeding, and the workpieces are required to be in direct contact with a processing device during feeding, so that potential safety hazards exist; because the work piece processing is continuous operation generally, therefore long-time work easily causes operating personnel's fatigue to reduce the material loading speed, and easily cause the work piece skew during the material loading, and then easily cause the work piece to scrap, and reduce lathe tool life "scheduling problem.)

1. The utility model provides a CNC numerical control center work piece automatic processing method, this CNC numerical control center work piece automatic processing method adopts following CNC numerical control center work piece automatic processing device, and CNC numerical control center work piece automatic processing device includes base (1), material loading unit (2) and centre gripping unit (3), its characterized in that: base (1) upper end left side is installed material loading unit (2), has clamping unit (3) along base (1) internally mounted, wherein:

a fixing groove (11) is formed in the left side of the upper end of the base (1), a mounting groove (12) is formed along the right side of the interior of the base (1), an annular sliding groove (13) is formed in the interior of the base (1) by taking the mounting groove (12) as a circle center, a circular sliding groove (14) communicated with the annular sliding groove is formed along the upper end of the annular sliding groove (13), and a limiting sliding groove (15) communicated with the circular sliding groove is formed along the upper end of the circular sliding groove (14);

the feeding unit (2) comprises a supporting shaft (21), a transmission motor (22), a conveying roller (23), a transmission belt (24), a storage cavity (25) and an auxiliary assembly (26), wherein: the support shaft (21) is bilaterally symmetrically and rotatably arranged on the inner walls of the front end and the rear end of the fixing groove (11), the transmission motor (22) is arranged on the outer wall of the rear end fixing groove (11) of the base (1) through a motor base, the tail end of an output shaft of the transmission motor (22) is connected with the left support shaft (21), a conveying roller (23) is sleeved along the outer wall of the support shaft (21), the front end of the support shaft (21) is connected through a driving belt (24), the storage cavity (25) is arranged on the outer wall of the upper end fixing groove (11) of the base (1), auxiliary grooves (251) are symmetrically arranged along the inside of the lower side of the storage cavity (25), fan-shaped sliding grooves (252) are symmetrically arranged along the outer wall of the auxiliary grooves (251), sliding grooves (253) communicated with the fan-shaped sliding grooves are arranged along the outer side of, a discharge hole (255) penetrates outwards along the lower side of a connecting hole (254) at the right end of the material storage cavity (25), and the auxiliary assembly (26) is arranged in the auxiliary groove (251);

the clamping unit (3) comprises a driving motor (31), a rotating disc (32), a supporting rod (33), a linkage block (34), a telescopic shaft (35), a conveying belt (36), a fixed motor (37) and a clamping block (38), wherein: the driving motor (31) is arranged in the mounting groove (12), a rotating disc (32) which is arranged in the circular sliding groove (14) in a sliding manner is connected to the tail end of an output shaft of the driving motor (31), supporting rods (33) which are arranged in the annular sliding groove (13) in a sliding manner are symmetrically arranged at the lower end of the rotating disc (32), a volute thread (321) is arranged at the upper end of the rotating disc (32), the upper end of the rotating disc (32) is symmetrically and spirally connected with linkage blocks (34) in a front-back manner, the telescopic shaft (35) is uniformly and rotatably arranged on the inner side wall of the linkage blocks (34) from left to right, a transmission belt (36) is arranged between the telescopic shafts (35), the transmission belt (36) is uniformly sleeved on the outer wall of the telescopic shaft (35) from front to back, a positioning groove (341) is arranged on the right side inside the front linkage block (34), the fixed motor (37) is arranged in the positioning groove, a clamping block (38) is arranged along the middle part of the upper end of the linkage block (34);

the automatic machining of the workpiece by using the automatic machining device for the workpiece of the CNC center comprises the following steps:

s1, starting device: an operator places a workpiece to be machined inside the device and starts the device;

s2, automatic feeding: the workpieces in the S1 are conveyed to the clamping unit (3) one by one continuously through the feeding unit (2), so that the clamping unit (3) can clamp the workpieces;

s3, workpiece fixing: the workpiece in the clamping unit (3) is matched with the feeding unit (2) S2 and conveyed to a designated position, then bidirectional clamping processing is carried out on the workpiece, turning processing is carried out on the workpiece, and the processed workpiece is conveyed to the outside of the device.

2. The automatic CNC center workpiece machining method of claim 1, wherein: supplementary subassembly (26) include fixed axle (261), connection spring bar (262), universal driving shaft (263), No. one limiting plate (264), No. two limiting plates (265), supporting seat (266) and location cylinder (267), wherein: fixed axle (261) both ends are rotated and are set up on auxiliary groove (251) front and back end inner wall, along fixed axle (261) outer wall longitudinal symmetry install the connection spring pole (262) that slide setting in fan-shaped spout (252), connection spring pole (262) end is rotated and is provided with universal driving shaft (263), it is provided with No. one limiting plate (264) to go up universal driving shaft (263) inboard rotation, lower universal driving shaft (263) inboard rotation is provided with No. two limiting plates (265), install on storage cavity (25) lateral wall connecting hole (254) outer wall in supporting seat (266), location cylinder (267) are installed in supporting seat (266), and location cylinder (267) telescopic link end rotates and sets up in the universal driving shaft (263) outside down.

3. The automatic CNC center workpiece machining method of claim 1, wherein: the rubber strip (231) used for increasing friction force is uniformly arranged on the circumferential direction of the outer wall of the conveying roller (23), and the outer side wall of the rubber strip (231) is wavy.

4. The automatic CNC center workpiece machining method of claim 1, wherein: the lower end of the linkage block (34) is provided with an execution thread (342) matched with the spiral thread (321), and the rotation directions of the front execution thread (342) and the rear execution thread (342) are opposite.

5. The automatic CNC center workpiece machining method of claim 1, wherein: and a rubber block (381) used for increasing friction force is installed on the inner side wall of the clamping block (38).

6. The automatic CNC center workpiece machining method of claim 2, wherein: the inner side of the first limiting plate (264) is of a triangular structure with the thickness gradually increasing from inside to outside so as to facilitate the separation of workpieces.

Technical Field

The invention relates to the technical field of CNC (computer numerical control) center workpiece machining, in particular to an automatic CNC center workpiece machining method.

Background

The CNC center is one of numerical control machines which have the highest yield and are widely applied in the world at present, is developed from a numerical control lathe, and is the biggest difference from the numerical control lathe that the CNC center has the capability of automatically exchanging and processing tools, and tools with different purposes are installed on a tool magazine; the CNC center is composed of mechanical equipment and a numerical control system, is a high-efficiency automatic machine tool suitable for machining complex parts, and has the advantages of strong comprehensive machining capacity, high machining precision, complex shape and high precision requirement.

However, the following problems exist in the automatic processing of workpieces at present: firstly, most of the existing workpieces are manually fed when being processed, and the workpieces are frequently placed at specified positions one by manual feeding, so that working hours are consumed during feeding, working efficiency is affected, and the workpieces are required to be in direct contact with a processing device during feeding, so that potential safety hazards exist;

secondly, the work piece is generally continuous operation when processing usually, therefore long-time high strength work easily causes operating personnel's fatigue to reduce material loading speed, and easily cause the work piece skew during the material loading, and then easily cause the work piece to scrap, and reduce lathe tool life, thereby extravagant processing cost.

Disclosure of Invention

In order to solve the above problems, the present invention provides an automatic CNC numerical control center workpiece processing method, which adopts an automatic CNC numerical control center workpiece processing device, wherein the automatic CNC numerical control center workpiece processing device comprises a base, a feeding unit and a clamping unit, the feeding unit is installed on the left side of the upper end of the base, the clamping unit is installed along the inside of the base, and the automatic CNC numerical control center workpiece processing device comprises:

the fixed slot has been seted up in base upper end left side, has seted up the mounting groove along the inside right side of base, and the base is inside to use the mounting groove to set up annular spout as the centre of a circle, sets up the circular spout that is linked together rather than along annular spout upper end, sets up the spacing spout rather than being linked together along circular spout upper end.

The material loading unit includes back shaft, driving motor, conveying roller, drive belt, storage cavity and auxiliary assembly, wherein: the back shaft bilateral symmetry rotates and sets up on the fixed slot front and back end inner wall, driving motor passes through the motor cabinet and installs on base rear end fixed slot department outer wall, and driving motor output shaft end is connected with the left side back shaft, it is equipped with the conveying roller to overlap along the back shaft outer wall, and the back shaft front end is connected through the drive belt, the storage chamber is installed on base upper end fixed slot department outer wall, the auxiliary tank has been seted up along the inside bilateral symmetry of storage chamber downside, fan-shaped spout has been seted up along auxiliary tank outer wall longitudinal symmetry, set up the groove that slides rather than being linked together along the fan-shaped spout outside, set up the connecting hole rather than being linked together along the downside groove that slides outside, run through to the outside.

The centre gripping unit includes driving motor, rolling disc, bracing piece, linkage piece, telescopic shaft, transmission band, fixed motor and grip block, wherein: driving motor installs in the mounting groove, there is the rolling disc that slides the setting in circular spout along driving motor output shaft end-to-end connection, install the bracing piece that slides the setting in annular spout along rolling disc lower extreme symmetry, the vortex form screw thread has been seted up along the rolling disc upper end, and symmetrical spiro union has the linkage piece around the rolling disc upper end, the telescopic shaft from left to right evenly rotates the setting on the inner wall of linkage piece, pass through the transmission band between the telescopic shaft, and the transmission band is from the front to the back even cover is established on the telescopic shaft outer wall, the constant head tank has been seted up on the inside right side of preceding linkage piece, fixed motor installs in the constant head tank, and fixed motor is connected with right side telescopic shaft front end, there is the.

The automatic machining of the workpiece by using the automatic machining device for the workpiece of the CNC center comprises the following steps:

s1, starting device: an operator places a workpiece to be machined inside the device and starts the device;

s2, automatic feeding: the workpieces in the S1 are conveyed to the clamping unit one by one continuously through the feeding unit, so that the clamping unit can clamp the workpieces;

s3, workpiece fixing: the workpiece in the clamping unit and the feeding unit S2 is conveyed to a designated position, and then bidirectional clamping processing is carried out on the workpiece, so that turning processing is carried out on the workpiece, and the processed workpiece is conveyed to the outside of the device.

As a preferred technical scheme of the invention, the auxiliary assembly comprises a fixed shaft, a connecting spring rod, a linkage shaft, a first limiting plate, a second limiting plate, a supporting seat and a positioning cylinder, wherein: the fixed shaft both ends are rotated and are set up on auxiliary tank front and back end inner wall, and the connection spring pole that slides and set up in fan-shaped spout is installed along fixed shaft outer wall upper and lower symmetry, and the end of connection spring pole rotates and is provided with the universal driving shaft, and the inboard rotation of last universal driving shaft is provided with the limiting plate No. one, and the inboard rotation of lower universal driving shaft is provided with the limiting plate No. two, and the supporting seat is installed on storage cavity lateral wall junction department outer wall, and the location cylinder is installed in the supporting seat, and the end rotation of location cylinder telescopic link.

According to a preferable technical scheme of the invention, the outer wall of the conveying roller is uniformly provided with rubber strips for increasing friction force in the circumferential direction, and the outer side walls of the rubber strips are wavy.

As a preferable technical scheme of the invention, the lower end of the linkage block is provided with an execution thread matched with the volute thread, and the rotation directions of the front execution thread and the rear execution thread are opposite.

In a preferred embodiment of the present invention, a rubber block for increasing friction force is mounted on an inner sidewall of the clamping block.

As a preferable technical scheme of the invention, the inner side of the first limiting plate is of a triangular structure with gradually increased thickness from inside to outside so as to facilitate the separation of workpieces.

The invention has the beneficial effects that:

the automatic feeding device is greatly improved aiming at the automatic processing of workpieces, and can solve the problems that firstly, most of the conventional workpieces are fed manually when being processed, the workpieces are frequently placed at specified positions one by manual feeding, so that the working efficiency is influenced due to the fact that the workpieces are fed by man-hours, and the workpieces are required to be in direct contact with a processing device when being fed, so that potential safety hazards exist; secondly, the work piece is generally continuous operation when processing usually, therefore long-time high strength work easily causes operating personnel's fatigue to reduce material loading speed, and easily cause the work piece skew during the material loading, and then easily cause the work piece to scrap, and reduce lathe tool life, thereby extravagant processing cost scheduling problem.

The automatic feeding device is provided with the feeding units, workpieces can be fed one by one continuously according to processing requirements, and manual feeding can be effectively replaced, so that labor cost can be reduced, safety risks can be reduced, and working efficiency can be improved.

The clamping unit is arranged, the workpiece can be conveyed to a designated position by matching with the feeding unit, the workpiece can be clamped in a two-way mode, and the workpiece can be automatically discharged, so that the workpiece can be prevented from being displaced when placed, scrappage is reduced, and processing cost is reduced.

The auxiliary assembly is arranged, the workpieces can be placed on the feeding unit one by one in a matched mode, and the workpieces in the material storage cavity can be supported and limited, so that the feeding time can be shortened.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow diagram of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is a top partial cross-sectional view of the support shaft, conveyor roller and drive belt of the present invention.

Fig. 4 is a partial structural schematic view of the conveying roller and the belt of the present invention.

Fig. 5 is a partial enlarged view at X of fig. 2 of the present invention.

Fig. 6 is a partial perspective view of the auxiliary assembly of the present invention.

Fig. 7 is a top cross-sectional view of the link block, the telescopic shaft and the conveyor belt of the present invention.

Fig. 8 is a partial cutaway view of the clamping unit of the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1 to 8, the present invention provides an automatic CNC numerical control center workpiece processing method, which adopts an automatic CNC numerical control center workpiece processing device, wherein the automatic CNC numerical control center workpiece processing device comprises a base 1, a feeding unit 2 and a clamping unit 3, the feeding unit 2 is installed on the left side of the upper end of the base 1, and the clamping unit 3 is installed along the inside of the base 1, wherein:

the fixing groove 11 is formed in the left side of the upper end of the base 1, the mounting groove 12 is formed in the right side of the inside of the base 1, the annular sliding groove 13 is formed in the inside of the base 1 by taking the mounting groove 12 as a circle center, the circular sliding groove 14 communicated with the annular sliding groove is formed in the upper end of the annular sliding groove 13, and the limiting sliding groove 15 communicated with the circular sliding groove is formed in the upper end of the circular sliding groove 14.

The feeding unit 2 comprises a supporting shaft 21, a transmission motor 22, a conveying roller 23, a transmission belt 24, a storage cavity 25 and an auxiliary assembly 26, wherein: the supporting shaft 21 is arranged on the inner walls of the front end and the rear end of the fixing groove 11 in a bilaterally symmetrical mode, the transmission motor 22 is installed on the outer wall of the rear end fixing groove 11 of the base 1 through a motor base, the tail end of an output shaft of the transmission motor 22 is connected with the left supporting shaft 21, the conveying roller 23 is sleeved on the outer wall of the supporting shaft 21, rubber strips 231 used for increasing friction force are uniformly arranged on the outer wall of the conveying roller 23 in the circumferential direction, and the outer side walls of the rubber; the front end of the support shaft 21 is connected through a transmission belt 24, the material storage cavity 25 is installed on the outer wall of the upper end fixing groove 11 of the base 1, auxiliary grooves 251 are symmetrically formed in the left and right sides of the inner portion of the lower side of the material storage cavity 25, fan-shaped sliding grooves 252 are symmetrically formed in the upper and lower sides of the outer wall of the auxiliary grooves 251, sliding grooves 253 communicated with the fan-shaped sliding grooves 252 are formed in the outer sides of the fan-shaped sliding grooves 252, connecting holes 254 communicated with the sliding grooves 253 are formed in the outer sides of the lower side sliding grooves 253, a material outlet 255 penetrates through the outer side of; during specific work, the transmission motor 22 is turned on, the transmission motor 22 drives the conveying roller 23 to rotate clockwise through the supporting shaft 21 in cooperation with the transmission belt 24, and the auxiliary assembly 26 is matched to convey the workpieces in the material storage cavity 25 to the clamping unit 3 one by one.

The auxiliary assembly 26 comprises a fixed shaft 261, a connecting spring rod 262, a linkage shaft 263, a first limit plate 264, a second limit plate 265, a support seat 266 and a positioning cylinder 267, wherein: two ends of the fixed shaft 261 are rotatably arranged on the inner walls of the front end and the rear end of the auxiliary groove 251, connecting spring rods 262 which are slidably arranged in the fan-shaped sliding grooves 252 are vertically and symmetrically arranged along the outer wall of the fixed shaft 261, a linkage shaft 263 is rotatably arranged at the tail ends of the connecting spring rods 262, a first limiting plate 264 is rotatably arranged on the inner side of the upper linkage shaft 263, and a triangular structure with gradually increased thickness from inside to outside is convenient for separating workpieces; a second limiting plate 265 is rotatably arranged on the inner side of the lower linkage shaft 263, a supporting seat 266 is arranged on the outer wall of the connecting hole 254 on the outer side wall of the material storage cavity 25, a positioning cylinder 267 is arranged in the supporting seat 266, and the tail end of a telescopic rod of the positioning cylinder 267 is rotatably arranged on the outer side of the lower linkage shaft 263; during specific work, the positioning cylinder 267 is opened, the positioning cylinder 267 pushes the second limiting plate 265 to move inwards through the lower linkage shaft 263, and at the moment, the lower linkage shaft 263 is matched with the fixed shaft 261 through the connecting spring rod 262 to drive the upper linkage shaft 263 and the first limiting plate 264 to move outwards, so that the workpieces in the material storage cavity 25 fall to the upper end of the second limiting plate 265 under the action of gravity; at this time, the positioning cylinder 267 drives the second limiting plate 265 to retract and reset outwards through the lower linkage shaft 263, so that the workpiece at the upper end of the second limiting plate 265 falls onto the conveying roller 23 to be conveyed to the clamping unit 3, and meanwhile, the lower linkage shaft 263 drives the first limiting plate 264 to move inwards through the connecting spring rod 262 to match the fixed shaft 261 and the upper linkage shaft 263, so that the first limiting plate 264 is inserted between the workpieces, and the workpieces in the material storage cavity 25 are supported and fixed upwards.

The clamping unit 3 comprises a driving motor 31, a rotating disc 32, a support rod 33, a linkage block 34, a telescopic shaft 35, a transmission belt 36, a fixed motor 37 and a clamping block 38, wherein: the driving motor 31 is installed in the installation groove 12, the rotating disc 32 which is arranged in the circular sliding groove 14 in a sliding manner is connected to the tail end of the output shaft of the driving motor 31, the support rods 33 which are arranged in the annular sliding groove 13 in a sliding manner are symmetrically installed at the lower end of the rotating disc 32, the vortex-shaped threads 321 are arranged at the upper end of the rotating disc 32, the linkage blocks 34 are symmetrically screwed at the front and the back of the upper end of the rotating disc 32, the lower end of each linkage block 34 is provided with an execution thread 342 which is matched with the corresponding vortex-shaped thread 321, and the rotation directions of the front execution thread 342 and; the telescopic shafts 35 are uniformly and rotatably arranged on the inner side wall of the linkage block 34 from left to right, the telescopic shafts 35 are uniformly sleeved on the outer wall of the telescopic shafts 35 through the transmission belts 36, the transmission belts 36 are uniformly sleeved on the outer wall of the telescopic shafts 35 from front to back, the right side in the front linkage block 34 is provided with a positioning groove 341, the fixed motor 37 is arranged in the positioning groove 341, the fixed motor 37 is connected with the front end of the right telescopic shaft 35, and the middle part of the upper end of the linkage block 34 is provided with a clamping; the inner side wall of the clamping block 38 is provided with a rubber block 381 for increasing friction force.

During specific work, when a workpiece is conveyed to the clamping unit 3, the fixed motor 37 is started, the fixed motor 37 drives the conveying belt 36 to perform clockwise circumferential motion through the telescopic shaft 35 so as to convey the workpiece to a specified position, at the moment, the driving motor 31 is started, the driving motor 31 drives the rotating disc 32 to rotate in a manner of being matched with the supporting rod 33, the rotating disc 32 drives the linkage block 34 to move inwards through the matching execution thread 321, the linkage block 34 drives the clamping block 38 to move inwards, and therefore the clamping block 38 clamps the workpiece through the rubber block 381 so as to perform turning processing on the workpiece; after the work is finished, the driving motor 31 drives the rotating disc 32 to rotate reversely, the rotating disc 32 drives the linkage block 34 to retract and reset outwards through the matching execution thread 321 and the execution thread 342, the linkage block 34 drives the clamping block 38 to retract and reset, and at the moment, the fixed motor 37 drives the transmission belt 36 to perform clockwise circumferential motion through the telescopic shaft 35 so as to convey the machined workpiece to the outside of the device.

The automatic machining of the workpiece by using the automatic machining device for the workpiece of the CNC center comprises the following steps:

s1, starting device: the operator stacks the workpieces to be machined in the storage chamber 25 and starts the apparatus.

S2, automatic feeding: the transmission motor 22 is turned on, the transmission motor 22 drives the conveying roller 23 to rotate clockwise through the supporting shaft 21 in cooperation with the transmission belt 24, at this time, the positioning cylinder 267 is turned on, the positioning cylinder 267 pushes the second limiting plate 265 to move inwards through the lower linkage shaft 263, at this time, the lower linkage shaft 263 drives the upper linkage shaft 263 and the first limiting plate 264 to move outwards through the connecting spring rod 262 in cooperation with the fixed shaft 261, and therefore the workpieces in the material storage cavity 25 fall to the upper end of the second limiting plate 265 under the action of gravity; at this time, the positioning cylinder 267 drives the second limiting plate 265 to retract and reset outwards through the lower linkage shaft 263, so that the workpiece at the upper end of the second limiting plate 265 falls onto the conveying roller 23 to be conveyed to the clamping unit 3, and meanwhile, the lower linkage shaft 263 drives the first limiting plate 264 to move inwards through the connecting spring rod 262 to match the fixed shaft 261 and the upper linkage shaft 263, so that the first limiting plate 264 is inserted between the workpieces, and the workpieces in the material storage cavity 25 are supported and fixed upwards.

S3, workpiece fixing: when a workpiece is conveyed to the clamping unit 3, the fixed motor 37 is turned on, the fixed motor 37 drives the conveying belt 36 to perform clockwise circumferential motion through the telescopic shaft 35 so as to convey the workpiece to a specified position, at this time, the driving motor 31 is turned on, the driving motor 31 drives the rotating disc 32 to rotate in a manner of being matched with the supporting rod 33, the rotating disc 32 drives the linkage block 34 to move inwards in a manner of being matched with the execution thread 342 through the volute thread 321, the linkage block 34 drives the clamping block 38 to move inwards, and therefore the clamping block 38 clamps the workpiece through the rubber block 381 so as to perform turning processing on the workpiece; after the work is finished, the driving motor 31 drives the rotating disc 32 to rotate reversely, the rotating disc 32 drives the linkage block 34 to retract and reset outwards through the matching execution thread 321 and the execution thread 342, the linkage block 34 drives the clamping block 38 to retract and reset, and at the moment, the fixed motor 37 drives the transmission belt 36 to perform clockwise circumferential motion through the telescopic shaft 35 so as to convey the machined workpiece to the outside of the device.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.