CN220331144U

CN220331144U - Auxiliary clamping mechanism

Info

Publication number: CN220331144U
Application number: CN202321039132.6U
Authority: CN
Inventors: 马建永; 亓洪建; 梁彦顺; 吴祥博; 亓文强; 徐世琦; 孙成斌; 葛朋辉; 朱久国
Original assignee: Shandong Deyi Robot Co ltd
Current assignee: Shandong Deyi Robot Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2024-01-12
Anticipated expiration: 2033-05-05

Abstract

The utility model relates to the technical field of transverse pull rod assembly, and particularly discloses an auxiliary clamping mechanism which comprises a main frame, wherein a first mounting plate and a second mounting plate are arranged on the main frame, the height of the first mounting plate is larger than that of the second mounting plate, a blocking cylinder and a positioning jacking component are arranged on the first mounting plate, a lifting component is arranged on the second mounting plate, the lifting component is arranged on the second mounting plate in a sliding mode, and a clamping component is arranged on the lifting component. According to the utility model, the interference is prevented by avoiding the movement space of the tie rod in the initial lower position of the clamping assembly, the clamping cylinder drives the right clamping block to move, the left clamping block is driven to move by the meshing transmission of the lower rack, the gear and the upper rack, the clamping of the tie rod is realized, the clamping is reliable, the position movement of the tie rod in the assembly process is avoided, the assembly quality is ensured, the assembly efficiency is improved, the translation cylinder can drive the clamping assembly to adjust the position, the auxiliary clamping of tie rods with different lengths is satisfied, and the application range is wide.

Description

Auxiliary clamping mechanism

Technical Field

The utility model relates to the technical field of transverse pull rod assembly, in particular to an auxiliary clamping mechanism.

Background

In automatic assembly of the tie rod assembly, the tie rod is clamped and fixed on the tray, and moves on a main conveying line along with the tray, threads are required to be machined at two ends of the tie rod and a ball head is screwed on the threads according to the assembly process of the tie rod assembly, the threads are machined and the ball head is screwed on a screwing shaft, the torque is large in the screwing shaft operation, the impact on the tie rod is large in the operation process, the tray is easy to loosen the fixing of the tie rod, the change of the positioning position of the tie rod on the tray is caused, the machining quality of the threads and the subsequent assembly are affected, and the assembly quality and the assembly efficiency of a finished product are reduced.

Therefore, there is a need for an auxiliary clamping mechanism that overcomes the shortcomings of the prior art.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an auxiliary clamping mechanism.

The technical scheme of the utility model is as follows:

the utility model provides an auxiliary clamping mechanism, includes the main frame, is provided with first mounting panel and second mounting panel on the main frame, and the height of first mounting panel is greater than the height of second mounting panel, is provided with on the first mounting panel and blocks cylinder and location jacking subassembly, is provided with lifting unit on the second mounting panel, and lifting unit slides and sets up on the second mounting panel, is provided with clamping assembly on the lifting unit.

Preferably, the lifting assembly comprises an L-shaped movable bracket and a lifting air cylinder, the L-shaped movable bracket is arranged on the second mounting plate in a sliding way through the translation assembly, the lifting air cylinder is arranged on the lower surface of the horizontal section of the L-shaped movable bracket, and a first sliding rail is arranged on the vertical section of the L-shaped movable bracket;

the lifting cylinder can drive the clamping assembly to move up and down along the first sliding rail relative to the L-shaped movable support, when the clamping assembly is in a lower position, the moving space of the tray and the tie rod is avoided, interference with movement of the tie rod is avoided, and after the tray and the tie rod move and are positioned, the lifting cylinder drives the clamping assembly to ascend and is used for realizing auxiliary clamping of the tie rod.

Preferably, the clamping assembly comprises a clamping base, a clamping cylinder, a gear, an upper rack, a lower rack, a left clamping block and a right clamping block, wherein the clamping base is connected to a sliding block of a first sliding rail and connected with the extending end of a lifting cylinder;

the clamping cylinder drives the right clamping block to move, and the right clamping block drives the lower rack, the gear, the upper rack and the left clamping block to move, so that the transverse pull rod is clamped.

Preferably, the clamping jaw is provided with a trapezoidal groove, two bevel edges of the groove are provided with cushion blocks, and the cushion blocks are made of polyurethane or nylon materials;

the tie rod is clamped in the trapezoidal groove, the clamping is stable and reliable, and the cushion block made of soft materials is prevented from damaging the surface of the tie rod.

Preferably, the translation assembly comprises a translation cylinder and a third sliding rail, the translation cylinder is arranged on the main frame, the extending end of the translation cylinder is connected with the L-shaped movable support, the number of the third sliding rails is two, the two third sliding rails are arranged on the second mounting plate, and the L-shaped movable support is connected on the sliding block of the third sliding rail;

the position of lifting component and clamping component can be adjusted along the length direction of the transverse pull rod, the auxiliary clamping requirement of transverse pull rods with different lengths is met, and the application range is wide.

Preferably, the positioning jacking assembly comprises a positioning supporting plate and a jacking cylinder, the jacking cylinder is arranged on the first mounting plate, the extending end of the jacking cylinder is connected with the positioning supporting plate, a plurality of guide rods are arranged on the lower surface of the positioning supporting plate, the guide rods penetrate through the first mounting plate downwards, guide seats corresponding to the guide rods are arranged on the first mounting plate, and the guide rods are inserted into the guide seats;

the jacking cylinder promotes the jacking layer board and breaks away from the transfer chain with the tray jack-up to realize the location to the tray, conveniently carry out the assembly operation to the tie rod on the tray, guide bar and guide holder make the lift of location layer board more smooth and easy, steady.

Preferably, the upper surface of the positioning supporting plate is provided with a cylindrical pin and a diamond pin;

the cylindrical pins and the diamond pins can realize accurate positioning of the tray.

Preferably, the detection switch is arranged on the upper surface of the first mounting plate and positioned on one side of the blocking cylinder, and two opening and closing cylinders are symmetrically arranged on the lower surface of the first mounting plate;

the detection switch detects whether the tray is in place, and the two opening and closing cylinders can cooperate with the tray to execute corresponding action flows.

Preferably, four corners of the bottom of the main frame are provided with adjusting pad feet;

the height and the level of the main frame are convenient to adjust.

Compared with the prior art, the utility model has the beneficial effects that:

1. the clamping cylinder drives the right clamping block to move, and drives the left clamping block to move through the meshing transmission of the lower rack, the gear and the upper rack, so that the clamping of the tie rod is realized, the left clamping block and the right clamping block are high in moving synchronism, the clamping is stable and reliable, the clamping force on the tie rod is enhanced, the position movement of the tie rod in the assembly process is avoided, the assembly quality is ensured, and the assembly efficiency is improved;

2. the clamping assembly is arranged on the second mounting plate with higher height through the height difference between the first mounting plate and the second mounting plate arranged on the main frame, so that the moving space of the tray and the tie rod on the main conveying line is avoided, interference between the clamping assembly and the tie rod is prevented, and after the tray and the tie rod are positioned, the lifting assembly drives the clamping assembly to lift, so that auxiliary clamping of the tie rod is realized;

3. the translation cylinder can drive the clamping assembly to adjust the position along the length direction of the transverse pull rod, so that the auxiliary clamping of the transverse pull rods with different lengths can be met, the application range is wide, and the compatibility is good.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model shown in FIG. 1 at a partially enlarged scale;

FIG. 3 is a schematic diagram of the front view structure of the present utility model;

fig. 4 is a schematic top view of the present utility model.

Wherein, 1, main frame; 2. a first mounting plate; 3. a second mounting plate; 4. blocking the cylinder; 5. a detection switch; 6. an opening/closing cylinder; 7. an L-shaped movable support; 8. a lifting cylinder; 9. a first slide rail; 10. clamping a base; 11. a clamping cylinder; 12. a gear; 13. a rack is arranged; 14. a lower rack; 15. a left clamp block; 16. a right clamp block; 17. a second slide rail; 18. a clamping jaw; 19. a groove; 20. a cushion block; 21. a translation cylinder; 22. a third slide rail; 23. positioning a supporting plate; 24. jacking the air cylinder; 25. a guide rod; 26. a guide seat; 27. a cylindrical pin; 28. diamond pins; 29. and (5) adjusting the foot pad.

Detailed Description

In order to make the technical means, technical features, objects and technical effects of the present utility model easy to understand, the present utility model will be further described with reference to the specific drawings.

Referring to fig. 1-4, an auxiliary clamping mechanism comprises a main frame 1, wherein the main frame 1 is formed by splicing sectional materials, the main frame 1 is high in strength and durable, adjusting pad feet 29 are arranged at four corners of the bottom of the main frame 1, the adjusting pad feet 29 are connected to the main frame 1 through threads, the height of the main frame 1 and the level of the main frame 1 can be adjusted by screwing the adjusting pad feet 29, the upper surface of the main frame 1 is processed into a step-shaped structure, a first mounting plate 2 and a second mounting plate 3 are respectively arranged on the step top surface of the main frame 1, the mounting height of the first mounting plate 2 is larger than the mounting height of the second mounting plate 3, a blocking cylinder 4 and a positioning jacking component are arranged on the first mounting plate 2, the blocking cylinder 4 stretches out and is used for blocking the removal of tray on the main conveying line, detection switch 5 is installed to the next door that just is located the blocking gas pole on first mounting panel 2, detection switch 5 is used for detecting whether the tray is in place, install lifting unit on second mounting panel 3, lifting unit passes through translation subassembly slidable connection on second mounting panel 3, be connected with clamping assembly on lifting unit, translation subassembly is used for driving lifting unit and clamping assembly and realizes following the adjustment of tie rod length direction, lifting unit is used for driving clamping assembly oscilaltion, dodge the removal of tray and tie rod when the lower extreme, realize the clamp to the tie rod through clamping assembly when the upper strata, reinforcing is to the stability that the tie rod pressed from both sides tightly.

Referring to fig. 1 to 4, the translation assembly includes a translation cylinder 21 and a third slide rail 22, the translation cylinder 21 is mounted on the main frame 1 and is located below the first mounting plate 2, so that installation space is saved, the number of the third slide rails 22 is two, the two third slide rails 22 are both connected to the second mounting plate 3, the lifting assembly includes an L-shaped moving bracket 7 and a lifting cylinder 8, the L-shaped moving bracket 7 is connected to a slide block of the third slide rail 22, the lifting cylinder 8 is mounted on the lower surface of a horizontal section of the L-shaped moving bracket 7, an extending end of the lifting cylinder 8 penetrates the horizontal section of the L-shaped moving bracket 7 upwards, and two first slide rails 9 are mounted on a vertical section of the L-shaped moving bracket 7;

the clamping assembly comprises a clamping base 10, a clamping cylinder 11, a gear 12, an upper rack 13, a lower rack 14, a left clamping block 15 and a right clamping block 16, wherein the clamping base 10 is connected to a sliding block of a first sliding rail 9 and is connected with the extending end of a lifting cylinder 8, two second sliding rails 17 are symmetrically arranged at the upper end and the lower end of the clamping base 10, the left clamping block 15 and the right clamping block 16 are both connected to the sliding block of the second sliding rail 17, the upper rack 13 is connected with the left clamping block 15, the lower rack 14 is connected with the right clamping block 16, the gear 12 is arranged on the clamping base 10 and can rotate on the clamping base 10, the gear 12 is positioned between the upper rack 13 and the lower rack 14, clamping jaws 18 are respectively arranged on the opposite sides of the top ends of the left clamping block 15 and the right clamping block 16, trapezoidal grooves 19 are respectively formed in the clamping jaws 18, the grooves 19 are opposite, a cushion block 20 is respectively arranged at the two ends of the grooves 19, the cushion block 20 is made of soft materials such as polyurethane or nylon, when the cushion block 20 is clamped, the soft materials are clamped, the clamping rod is prevented from contacting the clamping surfaces of the clamping blocks 11, and the clamping rods are connected with the clamping cylinder 11, and the clamping surfaces of the clamping base are prevented from being damaged;

the lifting cylinder 8 can drive the clamping assembly to move up and down along the first sliding rail 9 relative to the L-shaped movable bracket 7, when the clamping assembly is in a lower position, the moving space of the tray and the tie rod is avoided, interference with the movement of the tie rod is avoided, and after the tray and the tie rod move in place and are positioned, the lifting cylinder 8 drives the clamping assembly to ascend so as to realize auxiliary clamping of the tie rod;

during clamping, the clamping cylinder 11 drives the right clamping block 16 to move, the right clamping block 16 drives the lower rack 14, the gear 12, the upper rack 13 and the left clamping block 15 to move, so that clamping of the tie rod is realized, the stability of clamping the tie rod is enhanced, and the position change of the tie rod in the assembly process is avoided, so that the assembly quality is reduced;

the translation cylinder 21 can drive the lifting component and the clamping component to adjust the position along the length direction of the transverse pull rod so as to meet the auxiliary clamping requirements of the transverse pull rods with different lengths, and the application range is wide.

Referring to fig. 1, 3 and 4, the positioning and jacking assembly comprises a positioning supporting plate 23 and a jacking cylinder 24, the jacking cylinder 24 is mounted on the first mounting plate 2, the extending end of the jacking cylinder 24 is connected with the positioning supporting plate 23, a plurality of guide rods 25 are connected to the lower surface of the positioning supporting plate 23, the guide rods 25 can penetrate through the first mounting plate 2 downwards, guide bases 26 corresponding to the guide rods 25 are mounted on the first mounting plate 2, the guide rods 25 are inserted into the guide bases 26, and slide and lift in the guide bases 26, so that the lifting and the descending of the positioning supporting plate 23 are smooth and stable, cylindrical pins 27 and diamond pins 28 are mounted on the upper surface of the positioning supporting plate 23, when the jacking cylinder 24 is used for fixing the tray, the cylindrical pins 27 and the diamond pins 28 can be inserted into positioning holes on the tray, the tray is accurately positioned, the assembly quality is guaranteed, two opening and closing cylinders 6 are mounted on the first mounting plate 2, and the two opening and closing air rods are symmetrically arranged, and correspondingly operate in cooperation with the tray.

The working principle of the utility model is as follows:

when the integrated lifting device is used, in an initial state, the lifting cylinder 8, the clamping cylinder 11 and the jacking cylinder 24 are all in a retracted state, the blocking cylinder 4 stretches out, the clamping assembly is in a lower position and is not higher than the upper surface height of the positioning supporting plate 23, and interference is not caused to the movement of the tray on the main conveying line;

after the tray and the transverse pull rod move in place on the main conveying line, the blocking cylinder 4 blocks the tray, the detection switch 5 detects that the tray is in place, the jacking cylinder 24 stretches out to drive the positioning supporting plate 23 to lift the tray to be separated from the main conveying line, and the cylindrical pins 27 and the diamond pins 28 are inserted into corresponding positioning holes of the tray, so that the accurate positioning of the tray is realized;

the lifting cylinder 8 stretches out to drive the clamping assembly to ascend, the tie rod is positioned between the two clamping jaws 18, the clamping cylinder 11 is started to drive the right clamping block 16 to move, the lower rack 14, the gear 12, the upper rack 13 and the left clamping block 15 are driven to move, the tie rod is clamped between the two clamping jaws 18, the tie rod is clamped in an auxiliary mode, the clamping stability of the tie rod is enhanced, the tie rod is prevented from shaking during assembly, and the assembly quality is guaranteed;

when assembling the tie rods with different lengths, the translation cylinder 21 can drive the lifting assembly and the clamping assembly to move at different positions so as to meet the auxiliary clamping requirements of the tie rods with different lengths, and the tie rods with different lengths are good in compatibility and wide in application range.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Equivalent changes and modifications of the utility model are intended to fall within the scope of the present utility model.

Claims

1. An auxiliary clamping mechanism which is characterized in that: including main frame (1), be provided with first mounting panel (2) and second mounting panel (3) on main frame (1), the height of highly being greater than second mounting panel (3) of first mounting panel (2) is provided with on first mounting panel (2) and blocks cylinder (4) and location jacking subassembly, be provided with lifting unit on second mounting panel (3), lifting unit slides and sets up on second mounting panel (3), is provided with clamping assembly on the lifting unit.

2. The auxiliary clamping mechanism as claimed in claim 1, wherein: the lifting assembly comprises an L-shaped movable support (7) and a lifting air cylinder (8), the L-shaped movable support (7) is arranged on the second mounting plate (3) in a sliding mode through the translation assembly, the lifting air cylinder (8) is arranged on the lower surface of the horizontal section of the L-shaped movable support (7), and a first sliding rail (9) is arranged on the vertical section of the L-shaped movable support (7).

3. The auxiliary clamping mechanism as claimed in claim 2, wherein: the clamping assembly comprises a clamping base (10), a clamping cylinder (11), a gear (12), an upper rack (13), a lower rack (14), a left clamping block (15) and a right clamping block (16), wherein the clamping base (10) is connected to a sliding block of a first sliding rail (9) and connected with the extending end of a lifting cylinder (8), two second sliding rails (17) are symmetrically arranged at the upper end and the lower end of the clamping base (10), the left clamping block (15) and the right clamping block (16) are connected to the sliding block of the second sliding rail (17), the upper rack (13) is connected with the left clamping block (15), the lower rack (14) is connected with the right clamping block (16), the gear (12) is rotatably arranged on the clamping base (10) and between the upper rack (13) and the lower rack (14), the gear (12) is respectively meshed with the upper rack (13) and the lower rack (14), the left clamping block (15) and the right clamping block (16) are respectively arranged on the opposite sides of the top ends of the left clamping block (15) and the right clamping block (16), and the clamping block (11) is connected with the clamping cylinder (11) in an extending mode.

4. A secondary clamping mechanism as claimed in claim 3, wherein: the clamping jaw (18) is provided with a trapezoidal groove (19), two oblique sides of the groove (19) are respectively provided with a cushion block (20), and the cushion blocks (20) are made of polyurethane or nylon materials.

5. The auxiliary clamping mechanism as claimed in claim 2, wherein: the translation subassembly includes translation cylinder (21) and third slide rail (22), translation cylinder (21) set up on main frame (1), and the end that stretches out of translation cylinder (21) is connected with L shape movable support (7), the quantity of third slide rail (22) sets up to two, and two third slide rails (22) all set up on second mounting panel (3), and L shape movable support (7) are connected on the slider of third slide rail (22).

6. The auxiliary clamping mechanism as claimed in claim 1, wherein: the positioning jacking assembly comprises a positioning supporting plate (23) and a jacking air cylinder (24), wherein the jacking air cylinder (24) is arranged on the first mounting plate (2), the extending end of the jacking air cylinder (24) is connected with the positioning supporting plate (23), a plurality of guide rods (25) are arranged on the lower surface of the positioning supporting plate (23), the guide rods (25) penetrate through the first mounting plate (2) downwards, guide seats (26) corresponding to the guide rods (25) are arranged on the first mounting plate (2), and the guide rods (25) are inserted into the guide seats (26).

7. The auxiliary clamping mechanism as recited in claim 6, wherein: the upper surface of the positioning supporting plate (23) is provided with a cylindrical pin (27) and a diamond pin (28).

8. The auxiliary clamping mechanism as claimed in claim 1, wherein: the detection switch (5) is arranged on the upper surface of the first mounting plate (2) and located on one side of the blocking cylinder (4), and two opening and closing cylinders (6) are symmetrically arranged on the lower surface of the first mounting plate (2).

9. The auxiliary clamping mechanism as claimed in claim 1, wherein: four corners of the bottom of the main frame (1) are provided with adjusting pad feet (29).