Surface polishing device for automobile fastener

Abstract

The surface polishing device for the automobile fasteners comprises a polishing operation table, a lifting type top polishing assembly, a stud placing plate, a rotary type stud polishing mechanism and a suction type guiding-out mechanism, a mounting groove is formed in the polishing operation table, the stud placing plate is arranged at the top of the polishing operation table, and a placing groove is formed in the center of the stud placing plate; the lifting top polishing assembly is installed on the top of the polishing operation table and comprises a driving motor, a screw, a polishing disc and a guide column, the driving motor is installed on the back face of the polishing operation table, the power output end of the driving motor is connected with the screw, and the screw is inserted into the edge of the polishing disc in a threaded mode. The two sets of guide columns are symmetrically installed on the two sides of the polishing disc. According to the designed automatic polishing equipment, automatic rotating polishing treatment can be conducted on the top and the stud body of the automobile stud, and automatic polishing treatment can be conducted on multiple sets of studs at the same time.

Description

Technical Field

[0001] The invention relates to the technical field of automobile fastener processing, in particular to a surface polishing device for automobile fasteners. Background Art

[0002] Automotive fasteners refer to parts used to connect, fix and install various components and assemblies in automobile manufacturing and maintenance. They usually exist in the form of bolts, nuts, screws, studs, screws, washers and pins. The main function of automotive fasteners is to ensure that the connection between various parts and assemblies of the car is firm and stable to ensure the normal operation and safety of the vehicle. They play an important role in the structure, chassis, engine, suspension system, braking system, body and interior of the car. Therefore, the quality of automotive fasteners directly affects the safety of the car. Therefore, in the process of processing automotive fasteners, it is often necessary to polish the fasteners to improve the quality of the fasteners. Among them, studs, as common parts of automotive fasteners, also need to be polished.

[0003] However, the existing polishing methods for automotive fastener studs have the following problems: they mainly use mechanical equipment such as polishing machines, sanding machines, etc. to polish the surface of the studs by friction and grinding. Although this method can effectively remove defects on the surface of the studs, the polishing is generally limited to the body of the studs, and there is a lack of corresponding polishing means for the ends of the studs. In addition, the existing equipment for polishing the studs mainly polishes the studs one by one, and the polishing efficiency is low. Therefore, it is necessary to design corresponding technical solutions to solve the existing technical problems. Summary of the invention

[0004] The purpose of the present invention is to provide a surface polishing device for automotive fasteners, which solves the technical problem that the surface of the stud is polished by friction and grinding mainly using mechanical equipment such as a polishing machine, a sanding machine, etc. Although this method can effectively remove defects on the surface of the stud, the polishing is generally limited to the body of the stud and there is a lack of corresponding polishing means for the end of the stud. In addition, the existing equipment for polishing the stud mainly polishes the studs one by one, and the polishing efficiency is low.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a surface polishing device for automotive fasteners, comprising a polishing operation table, a lifting top polishing assembly, a stud placement plate, a rotating stud polishing mechanism and a suction-type lead-out mechanism, wherein the polishing operation table is provided with an installation groove inside and a stud placement plate is provided on the top, a placement groove is provided at the center of the stud placement plate, and a plurality of groups of through holes are evenly provided inside the placement groove, the lifting top polishing assembly is installed on the top of the polishing operation table and comprises a driving motor, a screw, a polishing disc and a guide column, the driving motor is installed on the back of the polishing operation table and the power output end is connected to the screw, the screw thread is inserted into the edge of the polishing disc, the guide column is divided into two groups and is symmetrically installed on both sides of the polishing disc, and the guide column is longitudinally Inserted on the polishing operating table, the polishing disc is located directly above the placement slot, the rotary stud polishing mechanism is located in the installation slot and directly below the placement slot, the rotary stud polishing mechanism includes a disc body, a rotating polishing cylinder and a driving assembly, a plurality of groups of notches are evenly opened on the surface of the disc body, a plurality of groups of rotating polishing cylinders are evenly rotated and inserted in the plurality of groups of notches, the driving assembly is installed at the bottom of the disc body and is used in conjunction with the rotating polishing cylinder, the suction-type derivation mechanism is located directly below the rotating polishing cylinder, the suction-type derivation mechanism includes a chassis, a cover body, a suction pipe, a pump body and a dirt storage container, a plurality of groups of suction holes are evenly opened on the surface of the chassis, the cover body is installed below the chassis and the lower end is connected to the pump body through a suction pipe, and the discharge end of the pump body is connected to the dirt storage container.

[0006] As a preferred embodiment of the present invention, the polishing plate includes a support plate, a motor, a driving gear, a driven plate and a polishing ring. The motor is installed on one side of the support plate and the power output end is connected to the driving gear. The driven plate is rotatably arranged on the support plate and has a plurality of groups of latch teeth formed on the periphery. The latch teeth are meshed with the driving gear. The polishing ring is divided into a plurality of groups and is concentrically distributed.

[0007] As a preferred embodiment of the present invention, the diameters of the plurality of groups of polishing rings increase from the inside to the outside, and the polishing rings are made of sandpaper material and have a ring-shaped structure.

[0008] As a preferred embodiment of the present invention, the rotating polishing cylinder comprises a cylinder body with a polishing cavity formed inside and a ring body fixed to the upper end of the cylinder body, and the edge of the ring body is formed into a toothed structure.

[0009] As a preferred embodiment of the present invention, polishing sandpaper is arranged inside the polishing cavity, and the polishing sandpaper is in a cylindrical structure and is attached to the inner wall of the polishing cavity.

[0010] As a preferred embodiment of the present invention, the driving assembly is composed of several groups of rotators, which are concentrically distributed from the inside to the outside. The rotators include a transmission motor and a transmission gear installed on the power output end of the transmission motor. A rotating ring is provided on one side of the transmission gear. The rotating ring is rotatably embedded in the disk body and the surface is processed into a toothed structure. The rotating ring is meshed with the transmission gear.

[0011] As a preferred embodiment of the present invention, the plurality of groups of suction holes on the chassis are distributed in one-to-one correspondence with the plurality of groups of notches.

[0012] As a preferred embodiment of the present invention, the diameter of the upper end of the cover body is greater than the diameter of the lower end and a dirt collecting cavity is formed between the cover body and the bottom plate.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention designs a device specially used for automatically polishing automobile studs. The automatic polishing device comprises a polishing operation table, a lifting top polishing assembly, a stud placement plate, a rotating stud polishing mechanism and a suction-type lead-out mechanism. When the automobile studs need to be polished, the staff can evenly insert a plurality of groups of automobile studs into the through holes of the stud placement plate, and move the lifting top polishing assembly downward to contact the top of the studs, so that the studs are inserted into the rotating stud polishing mechanism. The top polishing assembly and the rotating stud polishing assembly are respectively automatically polished on the top and the column body of the studs, and the metal debris generated by the polishing is externally sucked out and cleaned by the suction-type lead-out mechanism.

[0015] 2. The automated polishing equipment designed by the present invention can realize automated rotary polishing processing on the top and the body of the automobile stud, and can achieve automated polishing processing on multiple groups of studs at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of the stud placement plate of the present invention in a closed state;

[0017] Figure 2 This is a structural diagram of the stud placement plate of the present invention in an open state;

[0018] Figure 3 This is a structural diagram of the polishing disc of the present invention;

[0019] Figure 4 This is a distribution structure diagram of the rotary stud polishing mechanism and the suction-type lead-out mechanism of the present invention;

[0020] Figure 5 This is a structural diagram of the disk body of the present invention;

[0021] Figure 6This is a diagram of the internal structure of the rotating polishing cylinder described in the present invention.

[0022] In the figure: 1. polishing operation table; 2. stud placement plate; 3. mounting groove; 4. placement groove; 5. perforation; 6. drive motor; 7. screw; 8. polishing disc; 9. guide column; 10. disc body; 11. rotating polishing cylinder; 12. drive assembly; 13. notch; 14. chassis; 15. cover body; 16. suction pipe; 17. pump body; 18. dirt storage container; 19. suction hole; 20. support plate; 21. motor; 22. drive gear; 23. driven disc; 24. polishing ring; 25. latch gear; 26. polishing cavity; 27. cylinder; 28. ring body; 29. ​​polishing sandpaper; 30. transmission motor; 31. transmission gear; 32. rotating ring; 33. dirt collecting cavity. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] See also Figure 1-6The present invention provides a technical solution: a surface polishing device for automotive fasteners, comprising a polishing operation table 1, a lifting top polishing assembly, a stud placement plate 2, a rotating stud polishing mechanism and a suction-type lead-out mechanism, the polishing operation table 1 is provided with an installation groove 3 inside and a stud placement plate 2 is provided on the top, a placement groove 4 is provided at the center of the stud placement plate 2, and a plurality of groups of through holes 5 are evenly provided inside the placement groove 4, the lifting top polishing assembly is installed on the top of the polishing operation table 1 and comprises a driving motor 6, a screw 7, a polishing disc 8 and a guide column 9, the driving motor 6 is installed on the back of the polishing operation table 1 and the power output end is connected to the screw 7, the screw 7 is threadedly inserted into the edge of the polishing disc 8, the guide column 9 is divided into two groups and symmetrically installed on both sides of the polishing disc 8, the guide column 9 is longitudinally inserted on the polishing operation table 1, and the polishing disc 8 is located at the bottom of the polishing operation table 1. Directly above the placement slot 4, the rotary stud polishing mechanism is located in the installation slot 3 and directly below the placement slot 4. The rotary stud polishing mechanism includes a disc body 10, a rotating polishing cylinder 11 and a driving assembly 12. A plurality of groups of notches 13 are evenly opened on the surface of the disc body 10. A plurality of groups of rotating polishing cylinders 11 rotate evenly and are inserted in the plurality of groups of notches 13. The driving assembly 12 is installed at the bottom of the disc body 10 and is used in conjunction with the rotating polishing cylinder 11. The suction-type lead-out mechanism is located directly below the rotating polishing cylinder 11. The suction-type lead-out mechanism includes a chassis 14, a cover body 15, a suction pipe 16, a pump body 17 and a dirt storage container 18. A plurality of groups of suction holes 19 are evenly opened on the surface of the chassis 14. The cover body 15 is installed below the chassis 14 and the lower end is connected to the pump body 17 through the suction pipe 16. The discharge end of the pump body 17 is connected to the dirt storage container 18.

[0025] Further improvement, such as Figure 3 As shown: the polishing disc 8 includes a support plate 20, a motor 21, a driving gear 22, a driven disc 23 and a polishing ring 24. The motor 21 is installed on one side of the support plate 20 and the power output end is connected to the driving gear 22. The driven disc 23 is rotatably arranged on the support plate 20 and has a plurality of groups of latch teeth 25 formed on the periphery. The latch teeth 25 mesh with the driving gear 22. The polishing ring 24 is divided into a plurality of groups and is concentrically distributed. The driving gear 22 is driven to rotate by the motor 21. The driven disc 23 is driven to rotate during the rotation of the driving gear 22. The driven ring 23 causes the polishing ring 24 to grind and polish the top of the stud during the rotation.

[0026] Further improvement, such as Figure 3 As shown, the diameters of the groups of polishing rings 24 increase from the inside to the outside. The polishing rings 24 are made of sandpaper and have a ring-shaped structure. When the polishing rings 24 rotate, the tops of the studs are ground and polished.

[0027] Further improvement, such as Figure 6As shown, the rotating polishing cylinder 11 includes a cylinder body 27 with a polishing cavity 26 formed inside and a ring body 28 fixed to the upper end of the cylinder body 27. The edge of the ring body 28 is formed into a toothed structure to facilitate the rotation with the driving component 12.

[0028] Further improvement, such as Figure 6 As shown, a polishing sandpaper 29 is arranged inside the polishing cavity 26. The polishing sandpaper 29 is in a cylindrical structure and is attached to the inner wall of the polishing cavity 26, so as to facilitate the polishing of the stud.

[0029] Further improvement, such as Figure 5 As shown: the driving assembly 12 is composed of a plurality of groups of rotators, which are concentrically distributed from the inside to the outside. The rotators include a transmission motor 30 and a transmission gear 31 installed at the power output end of the transmission motor 30. A rotating ring 32 is provided on one side of the transmission gear 31. The rotating ring 32 is rotatably embedded in the disk body 10 and the surface is processed into a toothed structure. The rotating ring 32 is meshed with the transmission gear 31, and the transmission motor 30 drives the transmission gear 31 to rotate. The transmission gear 31 drives the rotating ring 32 to rotate during the rotation process. The rotating ring 32 drives a plurality of groups of rotating polishing cylinders 11 to rotate synchronously, and the rotating polishing cylinders 11 are used to polish the internal studs.

[0030] Further improvement, such as Figure 4 As shown, a plurality of groups of suction holes 19 on the bottom plate 14 are distributed in a one-to-one correspondence with a plurality of groups of notches 13, so as to facilitate the downward guidance of the generated grinding dirt.

[0031] Specifically, the diameter of the upper end of the cover body 15 is greater than the diameter of the lower end and a dirt collecting cavity 33 is formed between the cover body 15 and the bottom plate 14. This design makes it easy to conduct the generated metal debris to the outside.

[0032] During use: when the present invention needs to polish the automobile studs, the staff can evenly place several groups of studs to be processed in the through-holes 5 and make the lower ends of the studs pass through the notches 13 and enter the rotating polishing cylinder 11, and then drive the screw 7 to rotate through the driving motor 6. The screw 7 drives the polishing disk 8 to move downward and contact the top of the stud during the rotation. Then, the motor 21 drives the driving gear 22 to rotate, and the driving gear 22 drives the driven disk 23 to rotate during the rotation. The driven ring 23 causes the polishing ring 24 to grind and polish the top of the stud during the rotation. At the same time, the transmission motor 30 drives the transmission gear 31 to rotate, and the transmission gear 31 drives the rotating ring 32 to rotate during the rotation. The rotating ring 32 drives several groups of rotating polishing cylinders 11 to rotate synchronously, and the rotating polishing cylinder 11 is used to polish the internal studs. The debris and dirt generated during the polishing process are pumped into the dirt storage container 18 through the pump body 17 to achieve the purpose of storage.

[0033] In the description of the present invention, it is necessary to understand that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0035] In the present invention, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A surface polishing device for automotive fasteners, characterized in that: The invention comprises a polishing operation table (1), a lifting top polishing assembly, a stud placement plate (2), a rotating stud polishing mechanism and a suction-type extraction mechanism. The polishing operation table (1) is provided with an installation groove (3) inside and a stud placement plate (2) is provided on the top. A placement groove (4) is provided at the center of the stud placement plate (2). A plurality of groups of through holes (5) are evenly provided inside the placement groove (4). The lifting top polishing assembly is installed on the top of the polishing operation table (1) and comprises a driving motor (6), a screw rod (7), a polishing disc (8) and a guide column (9). The driving motor (6) is installed on the back of the polishing operation table (1) and the power output end is connected to the screw rod (7). The screw rod (7) is threadedly inserted into the edge of the polishing disc (8). The guide column (9) is divided into two groups and symmetrically installed on both sides of the polishing disc (8). The guide column (9) is longitudinally inserted into the polishing operation table (1). The polishing disc (8) is located directly above the placement groove (4). The polishing mechanism is located in the installation groove (3) and directly below the placement groove (4). The rotary stud polishing mechanism comprises a disc body (10), a rotating polishing cylinder (11) and a driving assembly (12). The surface of the disc body (10) is evenly provided with a plurality of groups of notches (13). A plurality of groups of rotating polishing cylinders (11) are evenly rotated and inserted into the plurality of groups of notches (13). The driving assembly (12) is installed at the bottom of the disc body (10) and is used in conjunction with the rotating polishing cylinder (11). The suction-type discharge mechanism is located directly below the rotating polishing cylinder (11), and comprises a chassis (14), a cover (15), a suction pipe (16), a pump body (17) and a dirt storage container (18). The surface of the chassis (14) is evenly provided with a plurality of groups of suction holes (19). The cover (15) is installed below the chassis (14) and the lower end is connected to the pump body (17) through the suction pipe (16). The discharge end of the pump body (17) is connected to the dirt storage container (18).

2. The surface polishing device for automotive fasteners according to claim 1, characterized in that: The polishing disc (8) comprises a support plate (20), a motor (21), a driving gear (22), a driven disc (23) and a polishing ring (24); the motor (21) is mounted on one side of the support plate (20) and a power output end is connected to the driving gear (22); the driven disc (23) is rotatably arranged on the support plate (20) and has a plurality of groups of latching teeth (25) formed on its periphery; the latching teeth (25) are meshed with the driving gear (22); and the polishing ring (24) is divided into a plurality of groups and is concentrically distributed.

3. The surface polishing device for automotive fasteners according to claim 2, characterized in that: The diameters of the polishing rings (24) of the plurality of groups increase from the inside to the outside. The polishing rings (24) are made of sandpaper material and have a ring-shaped structure.

4. The surface polishing device for automotive fasteners according to claim 1, characterized in that: The rotating polishing cylinder (11) comprises a cylinder body (27) with a polishing cavity (26) machined inside and a ring body (28) fixed to the upper end of the cylinder body (27), wherein the edge of the ring body (28) is machined into a tooth-shaped structure.

5. The surface polishing device for automotive fasteners according to claim 4, characterized in that: Polishing sandpaper (29) is arranged inside the polishing cavity (26); the polishing sandpaper (29) is in a cylindrical structure and is attached to the inner wall of the polishing cavity (26).

6. The surface polishing device for automotive fasteners according to claim 1, characterized in that: The driving assembly (12) is composed of a plurality of groups of rotators, which are concentrically distributed from the inside to the outside. The rotators include a transmission motor (30) and a transmission gear (31) installed at the power output end of the transmission motor (30). A rotating ring (32) is provided on one side of the transmission gear (31). The rotating ring (32) is rotatably embedded in the disk body (10) and has a surface processed into a toothed structure. The rotating ring (32) is meshed with the transmission gear (31).

7. The surface polishing device for automotive fasteners according to claim 1, characterized in that: A plurality of groups of suction holes (19) on the bottom plate (14) are distributed in a one-to-one correspondence with a plurality of groups of notches (13).

8. The surface polishing device for automotive fasteners according to claim 7, characterized in that: The diameter of the upper end of the cover body (15) is larger than that of the lower end, and a dirt collecting cavity (33) is formed between the cover body (15) and the bottom plate (14).

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