阅读说明：本技术 一种高压连接杆组件自动化装配检测生产线 (Automatic assembly and detection production line for high-voltage connecting rod assembly ) 是由 王杰 于 2020-12-29 设计创作，主要内容包括：本发明公开了一种高压连接杆组件自动化装配检测生产线,其特征在于：包括自动上下料装置、密封圈装配装置、钢球装配装置、孔清洗装置、过滤器预安装装置、待检测台、过滤器压紧检测及密封圈检测装置、螺纹大径和总长检测装置、钢球检测装置、过滤器深度检测装置、激光打标装置、激光打标机、待流转台、流转台、高压油清洗装置、甩油装置和包装盒。本发明全程由机械臂完成,整个装配过程没有人工参与,极大地提高了生产效率和过程稳定,且高压连接杆组件的装配、检测、打标、清洗、上下料一站式生产,降低了流转的次数,缩短了流转节拍,避免了高压连接杆组件流传过程产生的错混料风险高和过程控制环节多等问题。(The invention discloses an automatic assembly detection production line of a high-pressure connecting rod assembly, which is characterized in that: the device comprises an automatic feeding and discharging device, a sealing ring assembling device, a steel ball assembling device, a hole cleaning device, a filter pre-installing device, a platform to be detected, a filter pressing detection and sealing ring detection device, a thread large diameter and total length detection device, a steel ball detection device, a filter depth detection device, a laser marking machine, a turntable to be flowed, a flow turntable, a high-pressure oil cleaning device, an oil throwing device and a packaging box. The whole process of the invention is completed by the mechanical arm, the whole assembly process has no manual work, the production efficiency is greatly improved, the process is stable, and the assembly, detection, marking, cleaning, feeding and discharging of the high-pressure connecting rod component are produced in a one-stop mode, so that the circulation times are reduced, the circulation beat is shortened, and the problems of high risk of wrong material mixing, multiple process control links and the like in the circulation process of the high-pressure connecting rod component are solved.)

1. The utility model provides a production line is detected in automatic assembly of high-pressure connecting rod subassembly which characterized in that: the automatic feeding and discharging device is sequentially arranged from the front to the back, the sealing ring assembling device, the steel ball assembling device, the hole cleaning device, the filter pre-installing device, a to-be-detected platform, the filter pressing detection and sealing ring detection device, the thread large diameter and total length detection device, the steel ball detection device, the filter depth detection device, the laser marking machine, the to-be-flowed rotary table, the high-pressure oil cleaning device, the oil throwing device and the packing box, the sealing ring assembling device is provided with the automatic sealing ring sorting and feeding device, the steel ball assembling device is provided with the automatic steel ball sorting and feeding device, and the filter pre-installing device is provided with the filter sorting and feeding.

2. The automated high-pressure connector bar assembly inspection line of claim 1, wherein: the oil throwing device comprises an installation platform (6), an installation bin (11) is installed at the top of the installation platform (6), a second servo motor (9) is installed at the central position of the bottom of the installation bin (11), a rotating rod (10) is installed at the output end of the second servo motor (9), the top end of the rotating rod (10) extends to the inner bottom of the installation bin (11) and is provided with a bottom plate (8), four groups of partition plates (5) are evenly installed at the top of the bottom plate (8), a top plate (3) is jointly installed at the tops of the four groups of partition plates (5), four groups of fixed bearings (13) are evenly installed at the edge position of the top plate (3), a placement bin (4) is installed at the inner side of each fixed bearing (13), through holes (22) are evenly formed in the outer side of the placement bin (4), and a first limit ring (14) and a second limit ring (15) are respectively installed at the top and the bottom, and the inboard of first spacing ring (14) and second spacing ring (15) is provided with high-pressure connecting rod subassembly (19) jointly, electric lift rod (12) are installed at the top in installation bin (11) outside, mounting panel (1) is installed to the output of electric lift rod (12), and one side that electric lift rod (12) were kept away from at mounting panel (1) top installs first servo motor (2), apron (16) are installed to the output of first servo motor (2), the border position department of apron (16) bottom is provided with and places annular groove (17) of storehouse (4) mutually supporting.

3. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: the center position department of apron (16) bottom installs cushion (18), and the center position department of cushion (18) bottom sets up the recess of mutually supporting with high-pressure connecting rod subassembly (19) top.

4. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: connector (7) are installed to the bottom in installation storehouse (11) outside, and the output of connector (7) passes through the inside intercommunication in connecting pipe and corresponding waste oil collection storehouse.

5. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: the central point department of bottom installs the sleeve pipe in installation storehouse (11), and dwang (10) are located sheathed tube inside.

6. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: the edge position department at bottom plate (8) top evenly installs four groups connecting bearing (21), and the inboard of connecting bearing (21) installs pivot (20), the top of pivot (20) and the central point who places storehouse (4) bottom puts department fixed connection.

7. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: the top of the bottom plate (8) and the inner bottom of the placing bin (4) are gradually raised from the edge position to the center position.

8. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: the caliber of the inner ring of the first limiting ring (14) is larger than that of the inner ring of the second limiting ring (15).

9. The automated high-pressure connector bar assembly inspection line of claim 2, wherein: the center position department of installation storehouse (11) bottom installs auxiliary bearing, and the inboard fixed connection of the bottom in dwang (10) outside and auxiliary bearing.

10. The automated assembly inspection line for high pressure connector bar assemblies of claim 2, further comprising the steps of:

a: the part is placed on the automatic loading and unloading device, the part is grabbed onto the sealing ring assembling device through the first mechanical arm, the sealing ring sorting and feeding device conveys the sealing ring to the sealing ring assembling device for assembling, the first mechanical arm grabs the assembled sealing ring part onto the steel ball assembling device, and the steel ball sorting and feeding device transmits the steel ball to the steel ball assembling device for assembling;

b: the second mechanical arm piece is provided with steel ball parts, the steel ball parts are grabbed to a hole cleaning device to clean holes before filter installation, then the second mechanical arm grabs the parts subjected to hole cleaning to a filter pre-installation device, and the filter is transmitted to the filter installation device through a filter sorting and conveying device to be pre-assembled;

c: a third mechanical arm grabs the part on the platform to be detected onto a filter pressing detection and sealing detection device, and detects the installed filter and the installed sealing ring;

d: after the final installation and detection of the filter and the detection of the sealing ring are completed, the third mechanical arm grabs the part to the thread large-diameter and total-length detection device for measurement, then the third mechanical arm grabs the part to the steel ball detection device for size measurement after the steel ball is installed, and then the third mechanical arm grabs the part to the filter depth detection device for effective depth detection after the filter is installed;

e: grabbing the part under the laser marking device by a third mechanical arm, marking the part by a laser marking machine on the laser marking device, and grabbing the part of the third mechanical arm onto the turntable to be flowed after the marking is finished;

f: the fourth mechanical arm grabs the part from the turntable to be flowed to the flow turntable, then the fourth mechanical arm grabs the part on the flow turntable into the high-pressure oil cleaning device to clean the inner hole of the part, the cleanliness of the part is guaranteed, then the fourth mechanical arm grabs the part into the oil throwing device to remove residual redundant antirust oil on the surface of the part, and finally the fourth mechanical arm grabs the part into the packaging box to be placed in order to wait for packing.

Technical Field

The invention relates to the technical field of automatic assembly detection, in particular to an automatic assembly detection production line for a high-voltage connecting rod assembly.

Background

In the diesel engine in the prior art, under the traditional condition, the high-pressure oil pipe is directly connected with the oil injector, so that the arrangement length of the high-pressure oil pipe is increased, the requirement on the high-pressure connecting rod assemblies in the diesel engine is higher, and the quality of each high-pressure connecting rod assembly is strictly ensured in the production process of the high-pressure connecting rod assembly.

The traditional processing flow is that special personnel and equipment respectively assemble steel balls, assemble sealing rings, install and test filters, mark, clean and detect, and has the defects of multiple process procedures, high risk of wrong material mixing in the streaming process, multiple process control links and the like; the high-voltage connecting rod assembly is assembled and detected manually, so that more equipment and personnel are needed, the cost for producing the high-voltage connecting rod assembly is greatly increased, the efficiency is very limited, the labor intensity of the assembling personnel and the detecting personnel is very high, and the quality of the whole high-voltage connecting rod assembly is influenced by manual assembly and detection due to operation errors or misjudgment; meanwhile, after the high-pressure connecting rod assembly is subjected to oil cleaning, the used oil throwing device can only throw oil to a group of high-pressure connecting rod assemblies, the oil throwing effect and efficiency are very limited, and the oil removing effect of the oil throwing device on the high-pressure connecting rod assemblies cannot be further improved.

Disclosure of Invention

The present invention is directed to an automatic assembly and inspection line for high-voltage connecting rod assemblies, which solves the above-mentioned problems associated with the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a production line is detected in automatic assembly of high-pressure connecting rod subassembly which characterized in that: the automatic feeding and discharging device is sequentially arranged from the front to the back, the sealing ring assembling device, the steel ball assembling device, the hole cleaning device, the filter pre-installing device, the detection table to be detected, the filter pressing detection and sealing ring detection device, the thread large diameter and total length detection device, the steel ball detection device, the filter depth detection device, the laser marking machine, the flow turntable to be detected, the flow turntable, the high-pressure oil cleaning device, the oil throwing device and the packing box, the sealing ring assembling device is provided with the automatic sealing ring sorting and feeding device, the steel ball assembling device is provided with the automatic steel ball sorting and feeding device, and the filter pre-installing device is provided with the filter sorting and feeding device.

Preferably, an installation bin is installed at the top of the installation platform, a second servo motor is installed at the central position of the bottom of the installation bin, a rotating rod is installed at the output end of the second servo motor, the top end of the rotating rod extends to the inner bottom of the installation bin and is provided with a bottom plate, four groups of partition plates are evenly installed at the top of the bottom plate, a top plate is jointly installed at the tops of the four groups of partition plates, four groups of fixed bearings are evenly installed at the edge position of the top plate, a placing bin is installed on the inner side of each fixed bearing, through holes are evenly formed in the outer side of the placing bin, a first limit ring and a second limit ring are respectively installed at the top and the bottom of the inner side of the placing bin, a high-pressure connecting rod assembly is jointly arranged on the inner sides of the first limit ring and the second limit, the mounting panel is installed to electric lift rod's output, and the mounting panel top one side of keeping away from electric lift rod installs first servo motor, the apron is installed to first servo motor's output, the border position department of apron bottom is provided with and places the annular groove of storehouse mutually supporting.

Preferably, the center position department of apron bottom installs the cushion, and the center position department of cushion bottom sets up the recess of mutually supporting with high-pressure connecting rod subassembly top.

Preferably, the bottom in the installation storehouse outside is installed the connector, and the output of connector passes through the inside intercommunication in connecting pipe and corresponding waste oil collection storehouse.

Preferably, the central position of the bottom in the installation bin is provided with a sleeve, and the rotating rod is positioned in the sleeve.

Preferably, four groups of connecting bearings are uniformly installed at the edge position of the top of the bottom plate, a rotating shaft is installed on the inner side of each connecting bearing, and the top end of each rotating shaft is fixedly connected with the center position of the bottom of the storage bin.

Preferably, the top of the bottom plate and the inner bottom of the placing bin are both gradually raised from the edge position to the central position.

Preferably, the caliber of the inner ring of the first spacing ring is larger than that of the inner ring of the second spacing ring.

Preferably, the center position department of installation storehouse bottom installs auxiliary bearing, and the bottom in the dwang outside and auxiliary bearing's inboard fixed connection.

Preferably, an automatic assembly and detection production line for the high-pressure connecting rod assembly comprises the following steps:

a: the part is placed on the automatic loading and unloading device, the part is grabbed onto the sealing ring assembling device through the first mechanical arm, the sealing ring sorting and feeding device conveys the sealing ring to the sealing ring assembling device for assembling, the first mechanical arm grabs the assembled sealing ring part onto the steel ball assembling device, and the steel ball sorting and feeding device transmits the steel ball to the steel ball assembling device for assembling;

b: the second mechanical arm piece is provided with a steel ball part, the steel ball part is grabbed to a hole cleaning device to clean a hole before filter installation, then the second mechanical arm grabs the hole cleaned part to a filter pre-installation device, and the filter is transmitted to the filter installation device through a filter sorting and conveying device to pre-assemble the filter;

c: a third mechanical arm grabs the part on the platform to be detected onto a filter pressing detection and sealing detection device, and detects the installed filter and the installed sealing ring;

d: after the final installation and detection of the filter and the detection of the sealing ring are completed, the third mechanical arm grabs the part to the thread large-diameter and total-length detection device for measurement, then the third mechanical arm grabs the part to the steel ball detection device for size measurement after the steel ball is installed, and then the third mechanical arm grabs the part to the filter depth detection device for effective depth detection after the filter is installed;

e: grabbing the part under the laser marking device by a third mechanical arm, marking the part by a laser marking machine on the laser marking device, and grabbing the part of the third mechanical arm onto the table to be circulated after the marking is finished;

f: grabbing parts from the to-be-transported rotary table to the transportation rotary table by the fourth mechanical arm, then grabbing the parts on the transportation rotary table into the high-pressure oil cleaning device by the fourth mechanical arm to clean inner holes of the parts, ensuring the cleanliness of the parts, then grabbing the parts into the oil throwing device by the fourth mechanical arm to remove residual redundant antirust oil on the surfaces of the parts, finally grabbing the parts into the packaging box by the fourth mechanical arm to be placed in order, and waiting for boxing.

Compared with the prior art, the invention provides an automatic assembly and detection production line for a high-pressure connecting rod assembly, which has the following beneficial effects:

1. the whole process of the invention is completed by the mechanical arm, the whole assembly process has no manual work, the production efficiency is greatly improved, the process is stable, and the assembly, detection, marking, cleaning, feeding and discharging of the high-pressure connecting rod component are produced in a one-stop mode, so that the circulation times are reduced, the circulation beat is shortened, and the problems of high risk of wrong material mixing, more process control links and the like in the circulation process of the high-pressure connecting rod component are solved.

2. The integrated production line replaces original scattered multiple devices and workers, and manual participation is not needed, so that the production cost of the high-pressure connecting rod assembly is greatly saved, and compared with the traditional assembly mode, the automatic production line reduces the possibility of manual misoperation and misjudgment, so that the quality of the produced high-pressure connecting rod assembly is ensured.

3. According to the invention, through the matched use of the mounting plate, the first servo motor, the top plate, the placing bin, the partition plate, the mounting table, the connector, the bottom plate, the second servo motor and other parts, when one group of high-pressure connecting rod assemblies is used for throwing oil, the next group of high-pressure connecting rod assemblies are firstly kept stand, so that part of antirust oil on the surface of the next group of high-pressure connecting rod assemblies is automatically flowed away under the action of gravity, meanwhile, the high-pressure connecting rod assemblies which are already thrown with oil in the placing bin can be taken out through the mechanical arm, and a new group of high-pressure connecting rod assemblies which are not thrown with oil are replaced, so that the continuous oil removing work of the oil throwing device on the high-pressure connecting rod.

Drawings

FIG. 1 is a flow diagram of a production line of the present invention;

FIG. 2 is a front cross-sectional view of the oil slinger of the present invention;

FIG. 3 is a top view of the oil slinger of the present invention;

FIG. 4 is a top cross-sectional view of the oil slinger of the present invention;

FIG. 5 is a perspective view of a cover plate of the oil slinger of the present invention;

FIG. 6 is a front sectional view of a placement chamber in the oil slinger of the present invention;

FIG. 7 is an enlarged view of the invention taken in circle in FIG. 2.

In the figure: 1. mounting a plate; 2. a first servo motor; 3. a top plate; 4. placing a bin; 5. a partition plate; 6. An installation table; 7. a connector; 8. a base plate; 9. a second servo motor; 10. rotating the rod; 11. installing a bin; 12. an electric lifting rod; 13. fixing the bearing; 14. a first limit ring; 15. a second stop collar; 16. A cover plate; 17. an annular neck; 18. a soft cushion; 19. a high pressure connector bar assembly; 20. a rotating shaft; 21. connecting a bearing; 22. and a through hole.

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.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a production line is detected in automatic assembly of high-pressure connecting rod subassembly which characterized in that: including automatic unloader, sealing washer assembly quality, steel ball assembly quality, hole belt cleaning device, filter pre-installation device, wait to detect the platform, the filter compresses tightly and detects and sealing washer detection device, big footpath of screw thread and overall length detection device, steel ball detection device, filter degree of depth detection device, laser marking machine, wait to flow the revolving stage, high pressure oil belt cleaning device, get rid of oily device and packing carton, and be provided with sealing washer automatic sorting and material feeding unit on the sealing washer assembly quality, be provided with steel ball automatic sorting and material feeding unit on the steel ball assembly quality, be provided with filter sorting and material feeding unit on the filter pre-installation device.

Further, an installation bin 11 is installed at the top of the installation platform 6, a second servo motor 9 is installed at the central position of the bottom of the installation bin 11, a rotating rod 10 is installed at the output end of the second servo motor 9, the top end of the rotating rod 10 extends to the inner bottom of the installation bin 11 and is provided with a bottom plate 8, four groups of partition plates 5 are evenly installed at the top of the bottom plate 8, a top plate 3 is installed at the tops of the four groups of partition plates 5 together, four groups of fixed bearings 13 are evenly installed at the edge position of the top plate 3, a placing bin 4 is installed inside the fixed bearings 13, through holes 22 are evenly formed in the outer side of the placing bin 4, a first limiting ring 14 and a second limiting ring 15 are installed at the top and the bottom of the inner side of the placing bin 4 respectively, high-pressure connecting rod assemblies 19 are arranged inside the first limiting ring 14 and the second limiting ring 15 together, and an electric lifting, mounting panel 1 is installed to electric lift 12's output, and the one side of keeping away from electric lift 12 at mounting panel 1 top installs first servo motor 2, and apron 16 is installed to first servo motor 2's output, and the border position department of apron 16 bottom is provided with and places storehouse 4 ring groove 17 of mutually supporting, helps continuously to carry out the deoiling processing to high-pressure connecting rod subassembly 19, and the dress box packing of follow-up high-pressure connecting rod subassembly 19 of being convenient for.

Further, the central position department of apron 16 bottom installs cushion 18, and the central position department of cushion 18 bottom offers the recess of mutually supporting with high-pressure connecting rod subassembly 19 top, helps placing the pivoted in-process of storehouse 4, improves high-pressure connecting rod subassembly 19 and is placing the inside stability in storehouse 4.

Further, connector 7 is installed to the bottom in the installation storehouse 11 outside, and the output of connector 7 passes through the inside intercommunication in connecting pipe and the corresponding waste oil collection storehouse, is convenient for arrange the rust-resistant oil of bottom collection in the installation storehouse 11 to appointed position department.

Further, the central position of the bottom in the installation bin 11 is provided with a sleeve, and the rotating rod 10 is positioned in the sleeve, so that the rust-proof oil collected at the bottom in the installation bin 11 is prevented from flowing out from the gap between the rotating rod 10 and the installation bin 11.

Furthermore, four groups of connecting bearings 21 are uniformly installed at the edge position of the top of the bottom plate 8, the rotating shaft 20 is installed on the inner side of each connecting bearing 21, and the top end of each rotating shaft 20 is fixedly connected with the center position of the bottom of the placing bin 4, so that the stability of the placing bin 4 in the rotating process is improved.

Furthermore, the top of the bottom plate 8 and the inner bottom of the placing bin 4 are both gradually protruded from the edge position to the center position, so that the thrown anti-rust oil can better flow into the inner bottom of the installing bin 11.

Further, the caliber of the inner ring of the first limit ring 14 is larger than that of the inner ring of the second limit ring 15, which is helpful for stably clamping the high-voltage connecting rod assembly 19 inside the placing bin 4.

Further, the center of the bottom of the installation bin 11 is provided with an auxiliary bearing, and the bottom of the outer side of the rotating rod 10 is fixedly connected with the inner side of the auxiliary bearing, so that the stability of the rotating rod 10 during rotation is improved.

Further, the automatic assembly and detection production line for the high-pressure connecting rod assembly comprises the following steps:

a: the part is placed on the automatic loading and unloading device, the part is grabbed onto the sealing ring assembling device through the first mechanical arm, the sealing ring sorting and feeding device conveys the sealing ring to the sealing ring assembling device for assembling, the first mechanical arm grabs the assembled sealing ring part onto the steel ball assembling device, and the steel ball sorting and feeding device transmits the steel ball to the steel ball assembling device for assembling;

b: the second mechanical arm piece is provided with a steel ball part, the steel ball part is grabbed to a hole cleaning device to clean a hole before filter installation, then the second mechanical arm grabs the hole cleaned part to a filter pre-installation device, and the filter is transmitted to the filter installation device through a filter sorting and conveying device to pre-assemble the filter;

c: a third mechanical arm grabs the part on the platform to be detected onto a filter pressing detection and sealing detection device, and detects the installed filter and the installed sealing ring;

d: after the final installation and detection of the filter and the detection of the sealing ring are completed, the third mechanical arm grabs the part to the thread large-diameter and total-length detection device for measurement, then the third mechanical arm grabs the part to the steel ball detection device for size measurement after the steel ball is installed, and then the third mechanical arm grabs the part to the filter depth detection device for effective depth detection after the filter is installed;

e: grabbing the part under the laser marking device by a third mechanical arm, marking the part by a laser marking machine on the laser marking device, and grabbing the part of the third mechanical arm onto the table to be circulated after the marking is finished;

f: grabbing parts from the to-be-transported rotary table to the transportation rotary table by the fourth mechanical arm, then grabbing the parts on the transportation rotary table into the high-pressure oil cleaning device by the fourth mechanical arm to clean inner holes of the parts, ensuring the cleanliness of the parts, then grabbing the parts into the oil throwing device by the fourth mechanical arm to remove residual redundant antirust oil on the surfaces of the parts, finally grabbing the parts into the packaging box by the fourth mechanical arm to be placed in order, and waiting for boxing.

In embodiment 1, as shown in fig. 2-7, after the mechanical arm places the high-pressure connecting rod assembly 19 after the high-pressure oil is washed into the group of placing bins 4, the second servo motor 9 is controlled by the external control panel to drive the bottom plate 8 to rotate 90 °, and the rotation of the second servo motor 9 is controlled to be 90 ° each time, then the mechanical arm continues to insert the high-pressure connecting rod assembly 19 into the next group of placing bins 4, when the group of placing bins 4 into which the high-pressure connecting rod assembly 19 has been inserted rotates to a position right below the cover plate 16, the electric lifting rod 12 can be controlled to shorten until the top of the placing bins 4 is completely clamped into the topmost part of the annular clamping groove 17, and then the first servo motor 2 is controlled to drive the cover plate 16 to rotate, so as to drive the placing bins 4 to rotate, that the high-pressure connecting rod assembly 19 inside the placing bins 4 to rotate along with the rotation, and the centrifugal force generated when the, the redundant anti-rust oil outside the high-pressure connecting rod assembly 19 is forced to be gradually thrown out, and the thrown anti-rust oil gradually flows into the inner bottom of the installation bin 11 after colliding with the inner sides of the placing bin 4 and the installation bin 11.

Embodiment 2, as shown in fig. 2-7, after a set of high-pressure connecting rod assemblies 19 are deoiled by rotating, the electric lifting rod 12 is controlled to extend, so that the top of the placing bin 4 is away from the inside of the ring-shaped clamping groove 17, then the second servo motor 9 is controlled to drive the placing bin 4 to rotate 90 degrees again, so that the next set of high-pressure connecting rod assemblies 19 for deoiling is rotated to the position right below the cover plate 16, and after the high-pressure connecting rod assemblies 19 which are completed by throwing oil are rotated to the next position by the second servo motor 9, the high-pressure connecting rod assemblies 19 which are not deoiled are taken away by a mechanical arm and re-inserted, thereby forming a circulation, the high-pressure connecting rod assemblies 19 inside the placing bin 4 can be continuously deoiled, and the deoiling effect of the oil throwing device on the high-pressure.

The working principle is as follows: before the device is used, after a mechanical arm places a high-pressure connecting rod assembly 19 after high-pressure oil washing into a group of placing bins 4, a second servo motor 9 is controlled by an external control panel to drive a bottom plate 8 to rotate 90 degrees, then the mechanical arm continues to insert the high-pressure connecting rod assembly 19 into the next group of placing bins 4, when the placing bins 4 with the high-pressure connecting rod assembly 19 inside rotate to the position under a cover plate 16, an electric lifting rod 12 is controlled to shorten, so that a mounting plate 1, a first servo motor 2 and the cover plate 16 descend together until the top of the placing bins 4 is completely clamped into the topmost part of an annular clamping groove 17, then the first servo motor 2 is controlled to drive the cover plate 16 to rotate, so that the placing bins 4 are driven to rotate, the high-pressure connecting rod assembly 19 inside the placing bins 4 rotates along with the rotation, and centrifugal force generated when the high-pressure connecting rod assembly 19, the redundant anti-rust oil outside the high-pressure connecting rod assembly 19 is forced to be gradually thrown out, the thrown anti-rust oil gradually flows into the inner bottom of the mounting bin 11 after colliding with the inner sides of the placing bin 4 and the mounting bin 11 and is discharged into the designated waste oil collecting bin from the connector 7, the high-pressure connecting rod assembly 19 after oil throwing is rotated to the next position by the second servo motor 9 and is taken away by the mechanical arm, and the high-pressure connecting rod assembly 19 without oil removal is inserted again, circulation is formed, and the oil removing effect of the oil throwing device on the high-pressure connecting rod assembly 19 is greatly improved.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that those skilled in the art can make simple modifications or equivalent substitutions on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.