CN216559696U

CN216559696U - Automatic assembling and detecting tool for spring nut

Info

Publication number: CN216559696U
Application number: CN202123360300.5U
Authority: CN
Inventors: 杨志双
Original assignee: Laoshiling Auto Parts Shenyang Co ltd
Current assignee: Laoshiling Auto Parts Shenyang Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-17
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses an automatic assembly detection tool for a spring nut, which relates to the technical field of automobile part assembly and comprises a workbench, wherein a plurality of groups of second support frames and first support frames are arranged on the workbench according to the shape of an injection molding piece of a spring nut clamping piece to be installed, a driving installation structure is arranged on each second support frame, and the spring nut clamping piece is installed on the driving installation structure through personnel; the first support frame is provided with a clamping structure, and the injection molding piece is clamped and supported by the clamping structure; the driving installation structure pushes the spring nut clamping piece and installs the spring nut clamping piece at the edge of the injection molding piece supported by the clamping structure.

Description

Automatic assembling and detecting tool for spring nut

Technical Field

The utility model relates to the technical field of automobile part assembly, in particular to an automatic assembly and detection tool for a spring nut.

Background

In the production process of automobile parts, the assembly and detection of the spring nut on the injection molding part are key processes. At present, manual assembly and manual visual detection are mostly adopted to detect whether the spring nut has a missing mode, the assembly mode is low in efficiency, and the product quality is poor in stability. The intellectuality in the operation in-process of current assembly line is low excessively, during the assembly, and is unstable to the centre gripping of injection molding, and spring nut fastener and injection molding edge are often appeared and are inaccurate, and the installation is not last, needs the manual work to detect the nut installation moreover and whether accord with standard requirement, so a spring nut automatic assembly detects frock and awaits urgent need to develop.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the automatic assembly detection tool for the spring nut, which realizes the functions of quickly installing and detecting the spring nut clamping piece of the injection molding piece, can quickly and accurately install the spring nut clamping piece, improves the production efficiency, ensures the installation quantity and position of the spring nut clamping piece, solves the problem of installation errors and improves the production quality of products.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the automatic assembly detection tool for the spring nut comprises a workbench, wherein a plurality of groups of second support frames and first support frames are arranged on the workbench according to the shape of an injection molding piece of a spring nut clamping piece to be installed, a driving installation structure is arranged on each second support frame, and the spring nut clamping piece is installed on the driving installation structure through personnel; the first support frame is provided with a clamping structure, and the injection molding piece is clamped and supported through the clamping structure; the driving installation structure pushes the spring nut clamping piece and installs the spring nut clamping piece on the edge of the injection molding piece supported by the clamping structure; the driving mounting structure comprises a second air cylinder, a driving block connected with the telescopic end of the second air cylinder, a supporting plate connected with the driving block and a cover plate, wherein the supporting plate is fixedly connected with the driving block through a connecting rod, the cover plate is movably connected with the driving block and is positioned above the supporting plate, a baffle is mounted on one side, away from the injection molding piece, of the upper surface of the supporting plate, and the cover plate, the baffle and the supporting plate form a mounting area for a person to mount a spring nut clamping piece; the automatic assembly detection tool for the spring nut further comprises a detection assembly, the detection assembly comprises a first proximity sensor and a second proximity sensor, a U-shaped groove is formed in the upper end of the first support frame, and the first proximity sensor is arranged at the bottom of the U-shaped groove and used for detecting the installation condition of the spring nut clamping piece on the injection molding piece; a through hole is formed in the center of the baffle, a second proximity sensor is installed at the position, corresponding to the through hole, of the driving block, and the second proximity sensor is used for detecting the installation condition of the spring nut clamping piece in the installation area through the through hole.

Preferably, the clamping structure comprises a first air cylinder, a driving rod, a pair of L-shaped plates consisting of vertical plates and horizontal plates, a U-shaped plate and a pair of connecting plates, the first air cylinder is installed on one side of a first supporting plate, one end of the driving rod is connected with the driving end of the first air cylinder, the other end of the driving rod is connected with a rotating shaft, the vertical plates of the pair of L-shaped plates are respectively rotatably connected with two ends of the rotating shaft, the U-shaped plate is fixedly installed on the side wall of the first supporting frame, one end of each connecting plate is respectively hinged with two ends of the U-shaped plate, and the other end of each connecting plate is hinged with a position, which is lower than the center of the vertical plate of the L-shaped plate; the upper end of the first support frame is provided with a base plate, and the length of the connecting plate meets the requirement that the lower end of a vertical plate of the L-shaped plate moves to enable the lower bottom surface of a horizontal plate of the L-shaped plate to be fastened on the upper surface of the base plate.

Preferably, a rubber pad is arranged on the lower bottom surface of the horizontal plate of the L-shaped plate.

Preferably, a mounting groove is formed in the center of the upper surface of the supporting plate, a contact plate is mounted in the mounting groove, a plurality of pressure springs are arranged between the bottom of the mounting groove and the contact plate, and the upper surface of the contact plate inclines at a certain angle relative to the upper surface of the supporting plate.

Preferably, the driving block side wall is fixedly provided with a mounting plate, and the cover plate is connected with the mounting plate through an adjusting bolt and can be vertically adjusted.

The utility model provides an automatic assembly and detection tool for a spring nut, which has the following beneficial effects:

1. the utility model realizes the functions of quickly installing and detecting the spring nut clamping piece of the injection molding piece, can quickly and accurately install the spring nut clamping piece, improves the production efficiency, ensures the installation quantity and the position of the spring nut clamping piece, solves the problem of installation error and improves the production quality of products;

2. according to the utility model, the clamping structure is used for clamping two sides of the mounting position of the spring nut clamping piece, so that the stability of an injection molding piece during mounting is ensured, the mounting is more stable, and the quality is higher.

Drawings

Fig. 1 is a schematic view of the whole automatic assembly and detection tool for spring nuts.

Fig. 2 is a schematic view of a part of the structure of the automatic assembly and detection tool for the spring nut.

Fig. 3 is an enlarged view of a portion of fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view of the pallet, baffle and cover plate of the present invention.

In the figure: 1. a work table; 2. a first support frame; 3. a first cylinder; 4. a U-shaped plate; 5. a connecting plate; 6. a drive rod; 7. an L-shaped plate; 8. a rubber pad; 9. a U-shaped groove; 10. a first proximity sensor; 11. a second support frame; 12. a second cylinder; 13. a drive block; 14. a support plate; 15. a cover plate; 16. a spring nut fastener; 17. an injection molded part; 18. a second proximity sensor; 19. a through hole; 20. a baffle plate; 21. a connecting rod; 22. an installation area; 23. a contact plate; 24. mounting grooves; 25. a pressure spring; 26. a base plate; 27. a rotating shaft; 28. mounting a plate; 29. and adjusting the bolt.

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.

As shown in fig. 1-4, an automatic assembly detection tool for a spring nut comprises a workbench 1, wherein a plurality of groups of second support frames 11 and first support frames 2 are mounted on the workbench 1 according to the shape of an injection molding part 17 of a spring nut clamping piece 16 to be mounted, a driving mounting structure is arranged on each second support frame 11, and the spring nut clamping piece 16 is mounted on the driving mounting structure by personnel; the first support frame 2 is provided with a clamping structure, and the injection molding part 17 is clamped and supported by the clamping structure; the driving installation structure pushes the spring nut clamping piece 16 and installs the spring nut clamping piece 16 at the edge of the injection molding piece 17 supported by the clamping structure; the driving mounting structure comprises a second air cylinder 12, a driving block 13 connected with the telescopic end of the second air cylinder 12, a supporting plate 14 connected with the driving block 13 and a cover plate 15, wherein the supporting plate 14 is fixedly connected with the driving block 13 through a connecting rod 21, the cover plate 15 is movably connected with the driving block 13 and is positioned above the supporting plate 14, a baffle plate 20 is mounted on one side, away from an injection molding part 17, of the upper surface of the supporting plate 14, and the cover plate 15, the baffle plate 20 and the supporting plate 14 form a mounting area 22 for a person to mount a spring nut clamping piece 16; the automatic assembly detection tool for the spring nut further comprises a detection assembly, the detection assembly comprises a first proximity sensor 10 and a second proximity sensor 18, the upper end of the first support frame 2 is provided with a U-shaped groove 9, and the first proximity sensor 10 is arranged at the bottom of the U-shaped groove 9 and used for detecting the installation condition of the spring nut clamping piece 16 on the injection molding piece 17; a through hole 19 is formed in the center of the baffle plate 20, a second proximity sensor 18 is installed at the position, corresponding to the through hole 19, of the driving block 13, and the second proximity sensor 18 is used for detecting the installation condition of the spring nut clamping piece 16 in the installation area 22 through the through hole 19; the clamping structure comprises a first cylinder 3, a driving rod 6, a pair of L-shaped plates 7 consisting of vertical plates and horizontal plates, a U-shaped plate 4 and a pair of connecting plates 5, wherein the first cylinder 3 is installed on one side of a first supporting plate, one end of the driving rod 6 is connected with the driving end of the first cylinder 3, the other end of the driving rod is connected with a rotating shaft 27, the vertical plates of the pair of L-shaped plates 7 are respectively rotatably connected with two ends of the rotating shaft 27, the U-shaped plate 4 is fixedly installed on the side wall of the first supporting frame 2, one end of each connecting plate 5 is respectively hinged with two ends of the U-shaped plate 4, and the other end of each connecting plate is hinged with a position, which is lower than the center of the vertical plate of the L-shaped plate 7; a base plate 26 is arranged at the upper end of the first support frame 2, and the length of the connecting plate 5 meets the requirement that the lower end of a vertical plate of the L-shaped plate 7 moves to enable the lower bottom surface of a horizontal plate of the L-shaped plate 7 to be fastened on the upper surface of the base plate 26; a rubber pad 8 is arranged on the lower bottom surface of the horizontal plate of the L-shaped plate 7; a mounting groove 24 is formed in the center of the upper surface of the supporting plate 14, a contact plate 23 is mounted in the mounting groove 24, a plurality of pressure springs 25 are arranged between the bottom of the mounting groove 24 and the contact plate 23, and the upper surface of the contact plate 23 inclines at a certain angle relative to the upper surface of the supporting plate 14; the side wall of the driving block 13 is fixedly provided with a mounting plate 28, and the cover plate 15 is connected with the mounting plate 28 through an adjusting bolt 29, so that the vertical height can be adjusted.

The detailed connection means is a technique known in the art, and the following main description is provided for the working principle and process, and specifically provided for the following:

the first cylinder 3, the second cylinder 12, the first proximity sensor and the second proximity sensor 18 are all connected with an external electric control system through wires; the mounting positions of the first support member and the second support member 11 of the present invention are determined according to the shape and height of the injection molded part 17 actually produced.

As can be seen from the description of the figures 1-4 in the attached drawings of the specification, when the utility model works, the telescopic end of the first air cylinder 3 contracts, the driving rod 6 contracts, the rotating shaft 27 and the L-shaped plate 7 vertical plate rotationally connected with the two ends of the rotating shaft 27 are pulled to move, as the L-shaped plate 7 vertical plate is movably connected with the U-shaped plate 4 to form a fulcrum of a lever, the lower end of the L-shaped plate 7 moves towards one side of the first support frame 2, the horizontal plate of the L-shaped plate 7 is far away from the backing plate 26 at the upper end of the first support frame 2, the injection molding parts 17 are placed on the plurality of first support frames 2 by an external manipulator, the edges of the injection molding parts 17 are supported by the backing plate 26, the telescopic end of the first air cylinder 3 is controlled to extend, the lower end of the L-shaped plate 7 is pushed by the driving rod 6 and the rotating shaft 27 to be far away from the first support frames 2, the horizontal plate at the end of the L-shaped plate 7 is tightly fastened with the edges of the injection molding parts 17 by the lever principle, and the rubber pad 8 is arranged on the lower bottom surface of the L-shaped plate 7, increase with the friction between the injection molding 17, the stability of injection molding 17 when proving the installation makes the installation more stable, and the quality is higher.

The personnel install the spring nut fastener 16 in the mounting area 22 formed between the supporting plate 14, the baffle 20 and the cover plate 15, and because the cover plate 15 is connected with the mounting plate 28 of the driving block 13 through the adjusting bolt 29, the height of the cover plate 15 can be adjusted according to the height of the spring nut fastener 16, and the practicability and the applicability of the device are improved; because be provided with the surface slope on the layer board 14, the bottom passes through pressure spring 25 and layer board 14 mounting groove 24 bottom elastic connection's contact plate 23, after spring nut fastener 16 got into installing zone 22, pressure spring 25 is compressed, reaction force makes spring nut fastener 16 press from both sides tightly with apron 15, it is stable at installing zone 22, drop when avoiding the installation, and driving block 13 lateral wall is provided with second proximity sensor 18, see through the through-hole 19 detectable installing zone 22 that baffle 20 set up whether spring nut fastener 16 has been placed, when detecting lacking spring nut fastener 16, the device can not carry out work on next step, the outside can report to the police.

The second cylinder 12 is controlled to work, the telescopic end of the second cylinder 12 pushes, and the driving block 13 and the spring nut clamping piece 16 of the installation area 22 move towards the edge of the injection molding piece 17, so that the spring nut clamping piece 16 is clamped on the injection molding piece 17, the spring nut clamping piece 16 is installed quickly and accurately, and the production efficiency is improved; the spring nut clamping piece 16 is an existing part, a hole is formed in the injection molding piece 17 at the last work station, and the spring nut clamping piece 16 can be clamped in the hole, and the existing installation mode and installation method are not described too much.

After the installation is accomplished, whether the assigned position on injection molding 17 is installed to spring nut fastener 16 can be detected to first proximity sensor 10 in the U type groove 9 that first support frame 2 upper end set up, guarantees the installation quantity and the position of spring nut fastener 16, and the installation error's of solution problem has improved the production quality of product.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The automatic assembly detection tool for the spring nut comprises a workbench (1), and is characterized in that a plurality of groups of second support frames (11) and first support frames (2) are mounted on the workbench (1) according to the shape of an injection molding piece (17) to be provided with a spring nut clamping piece (16), a driving mounting structure is arranged on each second support frame (11), and the spring nut clamping piece (16) is mounted on the driving mounting structure through personnel; the first support frame (2) is provided with a clamping structure, and the injection molding piece (17) is clamped and supported by the clamping structure; the driving installation structure pushes the spring nut clamping piece (16) and installs the spring nut clamping piece (16) at the edge of an injection molding piece (17) supported by the clamping structure; the driving mounting structure comprises a second air cylinder (12), a driving block (13) connected with the telescopic end of the second air cylinder (12), a supporting plate (14) and a cover plate (15), wherein the supporting plate (14) is fixedly connected with the driving block (13) through a connecting rod (21), the cover plate (15) is movably connected with the driving block (13) and is positioned above the supporting plate (14), a baffle plate (20) is mounted on one side, far away from an injection molding part (17), of the upper surface of the supporting plate (14), and the cover plate (15), the baffle plate (20) and the supporting plate (14) form a mounting area (22) for a person to mount a spring nut clamping piece (16); the automatic assembly detection tool for the spring nut further comprises a detection assembly, the detection assembly comprises a first proximity sensor (10) and a second proximity sensor (18), a U-shaped groove (9) is formed in the upper end of the first support frame (2), and the first proximity sensor (10) is arranged at the bottom of the U-shaped groove (9) and used for detecting the installation condition of the spring nut clamping piece (16) on the injection molding piece (17); a through hole (19) is formed in the center of the baffle (20), a second proximity sensor (18) is installed at the position, corresponding to the through hole (19), of the driving block (13), and the second proximity sensor (18) is used for detecting the installation condition of the spring nut clamping piece (16) in the installation area (22) through the through hole (19).

2. The automatic assembly detection tool for the spring nut according to claim 1, wherein the clamping structure comprises a first air cylinder (3), a driving rod (6), a pair of L-shaped plates (7) consisting of vertical plates and horizontal plates, a U-shaped plate (4) and a pair of connecting plates (5), the first air cylinder (3) is installed on one side of a first supporting plate, one end of the driving rod (6) is connected with the driving end of the first air cylinder (3), the other end of the driving rod is connected with a rotating shaft (27), the vertical plates of the pair of L-shaped plates (7) are respectively rotatably connected with two ends of the rotating shaft (27), the U-shaped plate (4) is fixedly installed on the side wall of the first supporting frame (2), one ends of the pair of connecting plates (5) are respectively hinged with two ends of the U-shaped plate (4), and the other ends of the connecting plates are hinged with a position below the center of the vertical plates of the L-shaped plates (7); the upper end of the first support frame (2) is provided with a base plate (26), and the length of the connecting plate (5) meets the requirement that the lower end of a vertical plate of the L-shaped plate (7) moves to enable the lower bottom surface of a horizontal plate of the L-shaped plate (7) to be fastened on the upper surface of the base plate (26).

3. The automatic assembly detection tool for the spring nuts according to claim 2, wherein a rubber pad (8) is arranged on the lower bottom surface of the horizontal plate of the L-shaped plate (7).

4. The automatic assembly detection tool for the spring nuts according to claim 1, wherein a mounting groove (24) is formed in the center of the upper surface of the supporting plate (14), a contact plate (23) is mounted in the mounting groove (24), a plurality of pressure springs (25) are arranged between the bottom of the mounting groove (24) and the contact plate (23), and the upper surface of the contact plate (23) inclines at a certain angle relative to the upper surface of the supporting plate (14).

5. The automatic assembly detection tool for the spring nuts according to claim 1, wherein a mounting plate (28) is fixedly arranged on the side wall of the driving block (13), and the cover plate (15) is connected with the mounting plate (28) through an adjusting bolt (29) and can be adjusted in vertical height.