CN224181993U

CN224181993U - Reversible multi-angle core-pulling riveting fixture

Info

Publication number: CN224181993U
Application number: CN202521102406.0U
Authority: CN
Inventors: 屠敏吉; 殷海波; 周胜; 康科军; 陈晨
Original assignee: Suzhou Leiwang Intelligent System Co ltd
Current assignee: Suzhou Leiwang Intelligent System Co ltd
Priority date: 2025-05-30
Filing date: 2025-05-30
Publication date: 2026-05-01
Anticipated expiration: 2035-05-30

Abstract

The utility model belongs to the technical field of riveting clamps, and particularly relates to a reversible multi-angle core-pulling riveting clamp which comprises a frame body, wherein two rotating shafts are rotatably connected to the top of the frame body, the same turnover bench is fixedly connected between the two rotating shafts, a hand wheel is fixedly connected to one end of the rotating shaft on the right side, a first positioning mechanism and a second positioning mechanism are arranged on the turnover bench, and a turnover locking mechanism is arranged between the frame body and the rotating shaft on the right side. The riveting device is reasonable in structural design, can stably position and fix the first workpiece and the second workpiece to be riveted together, avoids influencing riveting quality due to displacement and shaking, can turn the turnover table frame onto the other riveting surface after one surface is riveted through the cooperation of the turnover table frame and the turnover locking mechanism, and locks the turnover table frame through the clamping connection of the locking rod and the external gear, so that the riveting process of the multi-angle riveting surface can be conveniently finished at one time, and the reliability is high.

Description

Turnover multi-angle core-pulling riveting clamp

Technical Field

The utility model relates to the technical field of riveting clamps, in particular to a reversible multi-angle core-pulling riveting clamp.

Background

The passenger compartment cross member ‌ refers to a cross member structure in the engine compartment located in the front of the vehicle, which has a main function of supporting and connecting various parts of the vehicle, such as a bumper, a radiator, and the like. When the collision occurs, the front cabin cross beam can effectively disperse impact force, and safety of passengers and other important parts in the vehicle is protected. The core pulling riveting clamp is required to be used when the passenger car front cabin cross beam is riveted. ‌ A

However, the core-pulling riveting clamp in the related art has the defects when in use, the core-pulling riveting clamp is relatively fixed, after one surface of a workpiece is riveted, the workpiece is required to be disassembled firstly, then the workpiece is clamped and fixed through the core-pulling riveting clamp after the surface of the workpiece is rotated and replaced, and finally the other surface of the workpiece is riveted, so that the riveting process is relatively troublesome and inconvenient, the riveting efficiency is greatly reduced, and the turnover multi-angle core-pulling riveting clamp is provided for solving the problems.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a reversible multi-angle core-pulling riveting clamp.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

Can overturn multi-angle riveting clamp of loosing core, which comprises a frame body, the support body top rotates and is connected with two pivots, the same upset rack of fixedly connected with between two pivots, the one end fixedly connected with hand wheel of pivot on right side, be provided with one positioning mechanism one and two positioning mechanism two on the upset rack, be provided with upset locking mechanism between the pivot on support body and right side, positioning mechanism one includes two positioning frames and a middle frame of fixed connection at upset rack top to and fixed connection cylinder one behind the upset rack, the top rotation of middle frame is connected with the turning block, the turning block rotates and connects on the output shaft of cylinder one, the top fixedly connected with of turning block presses the fixed plate.

Preferably, the middle frame is positioned between the two positioning frames, and the middle frame is fixedly arranged at the middle position of the top of the overturning bench.

As the preferable one of the utility model, the second positioning mechanism comprises a mounting frame fixedly connected to the top of the overturning bench, the mounting frame is fixedly connected with a second cylinder, the output shaft of the second cylinder is fixedly connected with a connecting frame, the inner walls of the front side and the rear side of the connecting frame are rotationally connected with connecting arms, the connecting arms are fixedly connected with pressing blocks, and the connecting arms are rotationally connected to the inner walls of the front side and the rear side of the mounting frame.

Preferably, the second positioning mechanism further comprises two supporting seats for supporting the workpiece, and the mounting frame is located between the two supporting seats.

As the preferable mode of the utility model, the top of the frame body is fixedly connected with two bearing seats, the bearing seats are fixedly sleeved with bearings, and the two rotating shafts are respectively fixedly sleeved in the inner rings of the corresponding bearings.

As the preferable one of the utility model, the turning locking mechanism comprises an external gear fixedly sleeved on the outer side of the right rotating shaft, a rotating rod rotatably connected to one side of the frame body, push-pull rods are rotatably connected to two sides of the rotating rod, a same lifting rod is rotatably connected between the two push-pull rods, the top end of the lifting rod is fixedly connected with a limiting disc, the bottom of the limiting disc is fixedly connected with a reset spring, the lower end of the reset spring is fixedly connected with a lower sliding sleeve, the two lower sliding sleeves are respectively and fixedly connected to two sides of the frame body, the top of the limiting disc on the right side is fixedly connected with a locking rod, and the locking rod is movably clamped in a tooth gap of the external gear.

As the preferable one side of the frame body is fixedly connected with the upper sliding sleeve, the locking rod is sleeved in the upper sliding sleeve in a sliding way, the two lifting rods are sleeved in the corresponding lower sliding sleeve in a sliding way respectively, and the two reset springs are sleeved on the outer sides of the corresponding lifting rods respectively.

As the preferable mode of the utility model, the tops of the two rotating rods are fixedly connected with the fixing plates through bolts, the two rotating rods are fixedly connected with the two cross rods through the two fixing plates, and the tops of the two cross rods are fixedly connected with the foot pedals.

According to the turnover multi-angle core-pulling riveting clamp, a first workpiece is placed in two positioning frames and a middle frame for positioning, the purpose of limiting the first workpiece forwards and backwards can be achieved through the supporting seats on the left side and the right side, the first cylinder is started, the output shaft of the first cylinder extends out, the first cylinder drives the rotating block and the pressing plate to deflect downwards, the first workpiece can be just locked, the second workpiece is placed on the two sides of the top of the first workpiece respectively and is supported through the supporting seats, then the second cylinder is started, the second cylinder drives the connecting frame to move upwards, the connecting frame drives the left end of the connecting arm to upwards, the right end of the connecting arm to downwards, the right end of the connecting arm drives the lower pressing block to downwards press and fix the second workpiece and the first workpiece, and therefore the first workpiece and the second workpiece can be well positioned and fixed, and riveting quality is guaranteed;

According to the turnover multi-angle core-pulling riveting clamp, when one surface is riveted, a person downwards steps on a pedal when the other surface is riveted, the pedal drives two cross bars and fixing plates to downwards move, two fixing plates drive two rotating rods to downwards deflect, two rotating rods drive four push-pull rods to downwards move, four push-pull rods drive two lifting rods and a limiting disc to downwards move and press a reset spring, the limiting disc on the right side drives a locking rod to downwards move and not clamp and fix an external gear, at the moment, a rotating shaft and a turnover rack can be rotated through a hand wheel, so that a workpiece I and a workpiece II rotate to the other riveting surface, then the pedal is loosened, at the moment, under the elasticity of the reset spring, the locking rod upwards moves and is clamped in a tooth gap of an external gear, the rotating shaft and the turnover rack, and then the riveting position of the other surface can be riveted;

The riveting device is reasonable in structural design, can stably position and fix the first workpiece and the second workpiece to be riveted together, avoids influencing riveting quality due to displacement and shaking, can turn the turnover table frame onto the other riveting surface after one surface is riveted through the cooperation of the turnover table frame and the turnover locking mechanism, and locks the turnover table frame through the clamping connection of the locking rod and the external gear, so that the riveting process of the multi-angle riveting surface can be conveniently finished at one time, and the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a reversible multi-angle core-pulling riveting clamp provided by the utility model;

fig. 2 is a front view of the reversible multi-angle core-pulling riveting clamp provided by the utility model;

FIG. 3 is a top view of the reversible multi-angle loose core riveting clamp according to the present utility model;

Fig. 4 is a schematic structural diagram of a portion a in fig. 1.

The device comprises a frame body 1, a bearing seat 2, a bearing seat 3, a rotating shaft 4, a turnover rack 5, a middle frame 6, a hand wheel 7, a turnover locking mechanism 8, a positioning mechanism II, a positioning frame 9, a cylinder 10, a rotating block 11, a rotating block 12, a pressing plate 701, an external gear 702, an upper sliding sleeve 703, a locking rod 704, a pedal 705, a cross rod 706, a fixed plate 707, a rotating rod 708, a push-pull rod 709, a lifting rod 710, a lower sliding sleeve 711, a return spring 712, a limiting disc 81, a supporting seat 82, a mounting frame 83, a cylinder II, a connecting frame 84, a connecting frame 85, a connecting arm 86 and a lower pressing block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, the turnover multi-angle core-pulling riveting clamp comprises a frame body 1, two rotating shafts 3 are rotatably connected to the top of the frame body 1, the same turnover rack 4 is fixedly connected between the two rotating shafts 3, one end of the right rotating shaft 3 is fixedly connected with a hand wheel 6, a first positioning mechanism and a second positioning mechanism 8 are arranged on the turnover rack 4, a turnover locking mechanism 7 is arranged between the frame body 1 and the right rotating shaft 3, the first positioning mechanism comprises two positioning racks 9 fixedly connected to the top of the turnover rack 4, an intermediate rack 5 and a first cylinder 10 fixedly connected to the rear of the turnover rack 4, a rotating block 11 is rotatably connected to the top of the intermediate rack 5, the rotating block 11 is rotatably connected to an output shaft of the first cylinder 10, the top of the rotating block 11 is fixedly connected with a pressing plate 12, the intermediate rack 5 is positioned between the two positioning racks 9, the intermediate rack 5 is fixedly arranged at the middle position of the top of the turnover rack 4, the second positioning mechanism 8 comprises a mounting rack 82 fixedly connected to the top of the turnover rack 4, a second output shaft 83 is fixedly connected to the air cylinder 82, the upper arm 84 is fixedly connected to the upper side of the upper cylinder 83, the lower arm 84 is fixedly connected to the lower arm 85 is fixedly connected to the upper inner wall 85 of the lower arm 84, and the upper arm is fixedly connected to the lower arm 85.

By adopting the scheme, the first workpiece is placed in the two positioning frames 9 and the middle frame 5 for positioning, the purpose of limiting the first workpiece forwards and backwards can be achieved through the supporting seats 81 on the left side and the right side, the first cylinder 10 is started, the output shaft of the first cylinder 10 extends out, the first cylinder 10 drives the rotating block 11 to deflect downwards with the pressing plate 12, the first workpiece can be just locked, the second workpiece is placed on the two sides of the top of the first workpiece respectively and supported through the supporting seats 81, then the second cylinder 83 is started, the second cylinder 83 drives the connecting frame 84 to move upwards, the connecting frame 84 drives the left end of the connecting arm 85 to move upwards, the right end of the connecting arm 85 drives the lower pressing block 86 to move downwards to fix the second workpiece and the first workpiece, and the first workpiece can be well positioned and fixed, and riveting quality is guaranteed.

Further, the second positioning mechanism 8 further comprises two supporting seats 81 for supporting the workpiece, and the mounting frame 82 is located between the two supporting seats 81, so that the workpiece can be supported and guided.

Further, the top fixedly connected with two bearing frames 2 of support body 1, bearing frame 2 internal fixation cover are equipped with the bearing, and two pivot 3 are fixed the cover respectively and are established in the inner circle of corresponding bearing, conveniently support pivot 3, make its rotation more stable.

Further, referring to fig. 1-3, the turnover locking mechanism 7 includes an external gear 701 fixedly sleeved on the outer side of the rotating shaft 3 on the right side, a rotating rod 707 rotatably connected to one side of the frame body 1, push-pull rods 708 are rotatably connected to two sides of the rotating rod 707, one lifting rod 709 is rotatably connected between the two push-pull rods 708, a limiting disc 712 is fixedly connected to the top end of the lifting rod 709, a return spring 711 is fixedly connected to the bottom of the limiting disc 712, a lower sliding sleeve 710 is fixedly connected to the lower end of the return spring 711, two lower sliding sleeves 710 are respectively and fixedly connected to two sides of the frame body 1, a locking rod 703 is fixedly connected to the top of the limiting disc 712 on the right side, the locking rod 703 is movably clamped in a tooth gap of the external gear 701, the tops of the two rotating rods 707 are fixedly connected with fixing plates 706 through bolts, two cross rods 705 are fixedly connected to the two fixing plates 706, and a foot pedal 704 is fixedly connected to the tops of the two cross rods 705.

By adopting the scheme, when one side is riveted, a person steps down on the pedal 704, the pedal 704 drives the two cross bars 705 to move downwards with the fixed plates 706, the two fixed plates 706 drive the two rotating rods 707 to deflect downwards, the two rotating rods 707 drive the four push-pull rods 708 to move downwards, the four push-pull rods 708 drive the two lifting rods 709 to move downwards with the limiting disc 712 and squeeze the reset spring 711, the limiting disc 712 on the right side drives the locking rod 703 to move downwards without clamping and fixing the external gear 701, at the moment, the rotating shaft 3 and the turnover rack 4 can be rotated through the hand wheel 6, so that the first workpiece and the second workpiece rotate to the other riveting surface, then the pedal 704 is loosened, at the moment, the locking rod 703 moves upwards and is clamped in a tooth gap of the external gear 701 under the elasticity of the reset spring 711, and then the external gear 701, the rotating shaft 3 and the turnover rack 4 can be locked, and the position of the other side can be riveted.

Further, one side fixedly connected with upper sliding sleeve 702 of support body 1, locking lever 703 slip cap establishes in upper sliding sleeve 702, and two lifter 709 slip cap establish respectively in corresponding lower sliding sleeve 710, and two reset springs 711 cup joint respectively in the outside of corresponding lifter 709, conveniently lead lifter 709 and locking lever 703, make its removal more stable.

In the utility model, when in use, the first workpiece is placed in the two positioning frames 9 and the middle frame 5 for positioning, the purpose of limiting the first workpiece forwards and backwards can be achieved through the support seats 81 on the left side and the right side, the first cylinder 10 is started, the output shaft of the first cylinder 10 extends out, the first cylinder 10 drives the rotating block 11 and the pressing plate 12 to deflect downwards, the first workpiece can be just locked, the two second workpieces are respectively placed on the two sides of the top of the first workpiece and supported by the support seats 81, then the second cylinder 83 is started, the second cylinder 83 drives the connecting frame 84 to move upwards, the connecting frame 84 drives the left end of the connecting arm 85 to upwards, the right end of the connecting arm 85 to downwards drive the lower pressing block 86 to downwards press and fix the second workpiece and the first workpiece, the first workpiece and the second workpiece can be well positioned and fixed, the riveting quality is ensured, when one side is riveted and the other side is needed to be riveted, a person steps down on the pedal 704, the pedal 704 drives the two cross bars 705 to move downwards with the fixing plates 706, the two fixing plates 706 drive the two rotating rods 707 to deflect downwards, the two rotating rods 707 drive the four push-pull rods 708 to move downwards, the four push-pull rods 708 drive the two lifting rods 709 to move downwards with the limiting disc 712 and press the reset spring 711, the limiting disc 712 on the right side drives the locking rod 703 to move downwards without clamping and fixing the external gear 701, at the moment, the rotating shaft 3 and the turnover rack 4 can be rotated through the hand wheel 6, so that the first workpiece and the second workpiece rotate to the other riveting surface, then the pedal 704 is loosened, at the moment, under the elasticity of the reset spring 711, the locking rod 703 moves upwards and is clamped in a tooth gap of the external gear 701, and the external gear 701, the rotating shaft 3 and the turnover rack 4 can be locked, and then the riveting position of the other surface can be riveted.

Claims

1. Can overturn multi-angle riveting clamp that looses core, a serial communication port, including support body (1), support body (1) top rotates and is connected with two pivots (3), and same upset rack (4) of fixedly connected with between two pivots (3), the one end fixedly connected with hand wheel (6) of pivot (3) on right side, be provided with one positioning mechanism one and two positioning mechanism two (8) on upset rack (4), be provided with upset locking mechanism (7) between support body (1) and pivot (3) on right side, positioning mechanism one includes two locating racks (9) and an intermediate frame (5) of fixed connection at upset rack (4) top to and cylinder one (10) of fixed connection behind upset rack (4), the top rotation of intermediate frame (5) is connected with rotating block (11), rotating block (11) rotate and are connected on the output shaft of cylinder one (10), the top fixedly connected with pressing plate (12) of rotating block (11).

2. The reversible multi-angle loose-core riveting clamp according to claim 1, wherein the middle frame (5) is positioned between two positioning frames (9), and the middle frame (5) is fixedly arranged at the middle position of the top of the turnover rack (4).

3. The turnover multi-angle core-pulling riveting clamp according to claim 1, wherein the second positioning mechanism (8) comprises a mounting frame (82) fixedly connected to the top of the turnover rack (4), a second cylinder (83) is fixedly connected to the mounting frame (82), a connecting frame (84) is fixedly connected to an output shaft of the second cylinder (83), a connecting arm (85) is rotatably connected to inner walls of front and rear sides of the connecting frame (84), a pressing block (86) is fixedly connected to the connecting arm (85), and the connecting arm (85) is rotatably connected to inner walls of front and rear sides of the mounting frame (82).

4. A reversible multi-angle core-pulling riveting clamp according to claim 3, wherein the second positioning mechanism (8) further comprises two supporting seats (81) for supporting a workpiece, and the mounting frame (82) is located between the two supporting seats (81).

5. The turnover multi-angle core-pulling riveting clamp according to claim 1, wherein the top of the frame body (1) is fixedly connected with two bearing seats (2), bearings are fixedly sleeved in the bearing seats (2), and two rotating shafts (3) are fixedly sleeved in inner rings of the corresponding bearings respectively.

6. The turnover multi-angle core-pulling riveting clamp according to claim 1, wherein the turnover locking mechanism (7) comprises an external gear (701) fixedly sleeved on the outer side of a rotating shaft (3) on the right side, rotating rods (707) rotatably connected to one side of a frame body (1), push-pull rods (708) are rotatably connected to two sides of the rotating rods (707), one lifting rod (709) is rotatably connected between the two push-pull rods (708), a limiting disc (712) is fixedly connected to the top end of the lifting rod (709), a reset spring (711) is fixedly connected to the bottom of the limiting disc (712), lower sliding sleeves (710) are fixedly connected to the lower ends of the reset spring (711), the two lower sliding sleeves (710) are respectively fixedly connected to two sides of the frame body (1), and locking rods (703) are fixedly connected to the top of the limiting disc (712) on the right side and movably clamped in tooth gaps of the external gear (701).

7. The reversible multi-angle core-pulling riveting clamp according to claim 6, wherein one side of the frame body (1) is fixedly connected with an upper sliding sleeve (702), the locking rod (703) is slidably sleeved in the upper sliding sleeve (702), two lifting rods (709) are slidably sleeved in corresponding lower sliding sleeves (710), and two return springs (711) are sleeved on the outer sides of the corresponding lifting rods (709).

8. The reversible multi-angle core-pulling riveting clamp according to claim 6, wherein the tops of the two rotating rods (707) are fixedly connected with a fixing plate (706) through bolts, the two rotating rods (707) are fixedly connected with two cross rods (705) through the two fixing plates (706), and the tops of the two cross rods (705) are fixedly connected with a pedal (704).