Part fixing and clamping device for welding robot

Abstract

The invention relates to the technical field of welding connection, and discloses a part fixing and clamping device for a welding robot. The clamping device comprises a bottom frame and a clamping adjusting mechanism, the clamping adjusting mechanism is erected in the bottom frame, the clamping adjusting mechanism controls a clamping device to turn over through rotation adjustment so as to be used for clamping the inner wall of a part, the clamping mode is increased, fixing and welding are facilitated, and the clamping device is used for clamping parts with different lengths through sliding adjustment. A clamping block on an adjusting block in a second sliding groove in a rotating disc is used for clamping a part, and when the clamping block is used for the round pipe type part, the clamping block can be rotated along a clamping groove in the adjusting block, and the clamping block extrudes a second elastic spring along a third sliding groove; the second elastic spring pops out the clamping block to be clamped with the clamping groove in the other end so as to adjust the front face and the back face of the clamping block, and the inner wall of the round pipe part can be clamped.

Description

Technical Field

[0001] The invention relates to the technical field of welding connection, in particular to a part fixing and clamping device for a welding robot. Background Art

[0002] Welding robots are industrial robots that perform welding. According to the definition of the International Organization for Standardization, industrial robots belong to standard welding robots. Industrial robots are multi-purpose, reprogrammable, automatically controlled manipulators. Welding robots are often used in industrial production to reduce manual processing and increase work efficiency. In general, parts are clamped during welding. Common clamping devices are difficult to clamp tubular or round parts, which makes the clamping easy to loosen and the debris generated by welding easily falls on the ground and needs to be cleaned. Therefore, a part fixing clamping device for welding robots is proposed. Summary of the invention

[0003] The object of the present invention is to provide a parts fixing and clamping device for a welding robot to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: A parts fixing and clamping device for a welding robot comprises:

[0005] chassis;

[0006] The clamping adjustment mechanism is mounted inside the base frame. The clamping adjustment mechanism controls the turning over of the clamping device to clamp the inner wall of the part through rotation adjustment. The increased clamping method facilitates fixed welding and is used to clamp parts of different lengths through sliding adjustment.

[0007] Preferably, the clamping adjustment mechanism includes a rack, a slide groove, and a slide plate, the rack is fixedly mounted on the inner wall of the base frame, the slide groove is opened at both ends of the rack near the lower end, the slide plate is mounted on the upper end of the base frame, the slide plate is slidably connected to the rack, and the slide plate is slidably connected to the slide groove.

[0008] Preferably, the clamping adjustment mechanism also includes an elastic spring 1, a rotating gear, and an adjusting knob. The elastic spring 1 is mounted on the base frame, one end of the elastic spring 1 is fixedly connected to one side of the skateboard, and the other end of the elastic spring 1 is fixedly connected to the inner wall of the base frame. The rotating gear is rotatably installed on one side of the skateboard, the rotating gear is meshed with the rack, and the adjusting knob is rotatably installed on one end of the skateboard, and the adjusting knob is fixedly connected to the rotating gear.

[0009] Preferably, the clamping adjustment mechanism also includes a fixed block, an adjusting rod, and a slider. The fixed block is slidably installed on one side of the skateboard, the fixed block is engaged with the rotating gear, the adjusting rod is inserted on one side of the skateboard, the adjusting rod is threadedly connected to the skateboard, the adjusting rod is rotatably connected to the fixed block, the slider is slidably installed on the rack, and the slider is slidably engaged with the slide groove.

[0010] Preferably, the clamping adjustment mechanism also includes a telescopic rod, a bracket, and a fixed knob, the telescopic rod is fixedly mounted on the upper end of the slider, the bracket is fixedly mounted on the upper end of the telescopic rod, the fixed knob is inserted through one end of the slider, and the fixed knob is threadedly connected to the slider.

[0011] Preferably, the clamping adjustment mechanism also includes a turntable, a second slide groove, and an adjustment block. The turntable is rotatably mounted on the inner wall of the base frame and the slide plate. There are two turntables. The second slide groove array is opened on the turntable, and the adjustment block is slidably mounted in the second slide groove.

[0012] Preferably, the clamping adjustment mechanism further includes a card slot, a clamping block, and a slide slot three, wherein the card slot is provided inside the adjustment block, the clamping block is rotatably mounted on the adjustment block, and the slide slot three is provided on a surface of the clamping block close to the lower end.

[0013] Preferably, the clamping adjustment mechanism also includes a clamping block, a second elastic spring, an extension groove, and a collection groove. The clamping block is slidably installed in the second slide groove, the second elastic spring is mounted in the third slide groove, one end of the second elastic spring is fixedly connected to the clamping block, and the other end of the second elastic spring is fixedly connected to the inner wall of the third slide groove. The clamping block is clamped with the clamping groove, the extension grooves are opened on both sides of the base frame, and the collection groove is opened inside the base frame.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] (1) The present invention is provided with a rack, and the sliding plate is controlled to slide left and right by rotating the adjusting knob through the meshing of the rotating gear on one side of the sliding plate. The elastic spring makes the sliding plate rebound to facilitate the clamping of the parts. The adjusting rod on one side of the rotating gear is meshed with the fixed block, and the fixed block is meshed with the rotating gear to fix the rotating gear to prevent the sliding plate from moving. The adjusting rod is used to control the meshing and clamping of the fixed block and the rotating gear.

[0016] (2) The present invention is provided with a turntable, and a clamping block on an adjusting block in a slide groove 2 on the turntable is used to clamp parts. For round tube parts, the clamping block can be rotated along the slot in the adjusting block to rotate the clamping block along the slide groove 3 to squeeze the elastic spring 2. When the clamping block drives the clamping block to rotate to the slot at the other end, the elastic spring 2 pops out the clamping block and engages with the slot at the other end to adjust the front and back sides of the clamping block, so that the inner wall of the round tube parts can be clamped.

[0017] (3) The present invention is provided with a rack, a slide groove is provided on both sides of the rack, a slider is provided in the slide groove, and the overly long parts are supported by the telescopic rod and the bracket on the slider to prevent the two ends to be welded from being not flush, and the movement of the slider is controlled by a fixed knob, and the debris generated during welding is collected by the extension groove and the collecting trough. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a half-section diagram of the overall structure of the present invention;

[0020] Figure 3 It is a schematic diagram of structure A of the present invention.

[0021] In the figure: 1, base frame; 2, clamping adjustment mechanism; 21, rack; 22, slide slot one; 23, slide plate; 24, elastic spring one; 25, rotating gear; 26, adjustment knob; 27, fixed block; 28, adjustment rod; 29, slider; 210, telescopic rod; 211, bracket; 212, fixed knob; 213, turntable; 214, slide slot two; 215, adjustment block; 216, clamping slot; 217, clamping block; 218, slide slot three; 219, clamping block; 220, elastic spring two; 221, extension slot; 222, aggregate slot. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-3 The present invention provides a technical solution: a part fixing and clamping device for a welding robot comprises:

[0024] Base frame 1;

[0025] The clamping adjustment mechanism 2 is mounted inside the base frame 1. The clamping adjustment mechanism 2 controls the clamping device to flip over and clamp the inner wall of the part by rotating and adjusting. The clamping method is increased to facilitate fixed welding and can be used to clamp parts of different lengths by sliding adjustment.

[0026] The clamping adjustment mechanism 2 includes a rack 21, a slide groove 22, and a slide plate 23. The rack 21 is fixedly mounted on the inner wall of the base frame 1. The slide groove 22 is provided at both ends of the rack 21 near the lower end. The slide plate 23 is mounted on the upper end of the base frame 1. The slide plate 23 is slidably connected to the rack 21, and the slide plate 23 is slidably connected to the slide groove 22.

[0027] The clamping adjustment mechanism 2 also includes an elastic spring 24, a rotating gear 25, and an adjusting knob 26. The elastic spring 24 is mounted on the base frame 1, one end of the elastic spring 24 is fixedly connected to one side of the slide plate 23, and the other end of the elastic spring 24 is fixedly connected to the inner wall of the base frame 1. The rotating gear 25 is rotatably mounted on one side of the slide plate 23, and the rotating gear 25 is meshed with the rack 21. The adjusting knob 26 is rotatably mounted on one end of the slide plate 23, and the adjusting knob 26 is fixedly connected to the rotating gear 25.

[0028] The clamping adjustment mechanism 2 also includes a fixed block 27, an adjustment rod 28, and a slider 29. The fixed block 27 is slidably mounted on one side of the slide plate 23, the fixed block 27 is engaged with the rotating gear 25, the adjustment rod 28 is inserted on one side of the slide plate 23, the adjustment rod 28 is threadedly connected to the slide plate 23, the adjustment rod 28 is rotatably connected to the fixed block 27, the slider 29 is slidably mounted on the rack 21, and the slider 29 is slidably engaged with the slide groove 22;

[0029] The clamping adjustment mechanism 2 also includes a telescopic rod 210, a bracket 211, and a fixed knob 212. The telescopic rod 210 is fixedly mounted on the upper end of the slider 29, the bracket 211 is fixedly mounted on the upper end of the telescopic rod 210, and the fixed knob 212 is inserted through one end of the slider 29, and the fixed knob 212 is threadedly connected to the slider 29.

[0030] The clamping adjustment mechanism 2 also includes a turntable 213, a second slide groove 214, and an adjustment block 215. The turntable 213 is rotatably mounted on the inner wall of the base frame 1 and the slide plate 23. There are two turntables 213. The second slide groove 214 is arranged in an array on the turntable 213. The adjustment block 215 is slidably mounted in the second slide groove 214.

[0031] The clamping adjustment mechanism 2 further includes a clamping slot 216, a clamping block 217, and a third slide slot 218. The clamping slot 216 is provided inside the adjustment block 215. The clamping block 217 is rotatably mounted on the adjustment block 215. The third slide slot 218 is provided on a surface of the clamping block 217 close to the lower end.

[0032] The clamping adjustment mechanism 2 also includes a clamping block 219, a second elastic spring 220, an extension groove 221, and a collection groove 222. The clamping block 219 is slidably installed in the second slide groove 214, the second elastic spring 220 is mounted in the third slide groove 218, one end of the second elastic spring 220 is fixedly connected to the clamping block 219, and the other end of the second elastic spring 220 is fixedly connected to the inner wall of the third slide groove 218. The clamping block 219 is clamped with the clamping groove 216, the extension groove 221 is opened on both sides of the bottom frame 1, and the collection groove 222 is opened inside the bottom frame 1;

[0033] The present invention is provided with a rack 21, and the sliding plate 23 is controlled to slide left and right by rotating the adjusting knob 26 through the engagement of the rotating gear 25 on one side of the sliding plate 23 with the rack 21, and the elastic spring 24 makes the sliding plate 23 rebound to facilitate the clamping of the parts, and the adjusting rod 28 on one side of the rotating gear 25 and the fixing block 27, the fixing block 27 is engaged with the rotating gear 25 to fix the rotating gear 25 to prevent the sliding plate 23 from moving, and the adjusting rod 28 is used to control the engagement of the fixing block 27 with the rotating gear 25;

[0034] The present invention is provided with a rotating disk 213, and a clamping block 217 on an adjusting block 215 in a second slide groove 214 on the rotating disk 213 is used to clamp parts. For round tube parts, the clamping block 217 can be rotated along the clamping groove 216 in the adjusting block 215 to rotate the clamping block 219 along the third slide groove 218 to squeeze the second elastic spring 220. When the clamping block 217 drives the clamping block 219 to rotate to the clamping groove 216 at the other end, the second elastic spring 220 ejects the clamping block 219 and clamps it with the clamping groove 216 at the other end to adjust the front and back sides of the clamping block 217, so as to clamp the inner wall of the round tube parts.

[0035] The present invention is provided with a rack 21, and a slide groove 22 is provided on both sides of the rack 21. A slider 29 is provided in the slide groove 22. The telescopic rod 210 and the bracket 211 on the slider 29 are used to support the overly long parts to prevent the two ends to be welded from being not flush, and the movement of the slider 29 is controlled by a fixed knob 212. The debris generated during welding is collected through the extension groove 221 and the collection groove 222.

[0036] When in use, according to the length of the part to be welded, the adjusting rod 28 is rotated to move the fixing block 27 outward to release the engagement with the rotating gear 25, and the adjusting knob 26 is rotated to rotate the rotating gear 25 to drive the slide plate 23 to slide along the rack 21 to adjust the lateral distance. At the same time, the turntable 213 is adjusted to rotate the threaded rod in the second slide groove 214 to drive the adjusting block 215 to move along the second slide groove 214 to adjust the size of the part to be clamped. If the clamped part needs to be clamped on the inner wall and fixed, the clamping block 217 is rotated to make the internal clamping block 219 move inward along the third slide groove 218 to squeeze the elastic spring 220. When the clamping block 217 is rotated 180°, the clamping block 219 moves to the clamping slot at the other end. 216, elastic spring two 220 pops out the block 219 from the slide slot three 218 and engages with the slot 216 to fix the clamp block 217 so that the clamp block 217 can change its surface and fix the part by clamping the inside of the part. After the parts are fixed at both ends, the slide plate 23 is released, and the elastic spring one 24 rebounds the slide plate 23 to make the two ends of the part welding fit together. According to the length of the part, the fixing knob 212 is turned to make the slider 29 slide along the rack 21 so that the telescopic rod 210 and the bracket 211 support the lower end of the part to stabilize the part, and then the fixing knob 212 is turned to fix the slider 29 in a limited position, and the parts are welded by a manipulator. The debris generated during welding falls into the extension groove 221 and the collection groove 222 for centralized collection.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A parts fixing and clamping device for a welding robot, characterized in that: A parts fixing and clamping device for a welding robot comprises: Base frame (1); A clamping adjustment mechanism (2), wherein the clamping adjustment mechanism (2) is mounted inside the base frame (1), and the clamping adjustment mechanism (2) controls the clamping device to flip over and clamp the inner wall of the part through rotation adjustment, thereby increasing the clamping mode to facilitate fixed welding and can be used to clamp parts of different lengths through sliding adjustment.

2. The part fixing and clamping device for a welding robot according to claim 1, characterized in that: The clamping adjustment mechanism (2) comprises a rack (21), a slide groove (22), and a slide plate (23); the rack (21) is fixedly mounted on the inner wall of the base frame (1); the slide groove (22) is provided at two ends of the rack (21) near the lower end; the slide plate (23) is mounted on the upper end of the base frame (1); the slide plate (23) is slidably connected to the rack (21); and the slide plate (23) is slidably connected to the slide groove (22).

3. The part fixing and clamping device for a welding robot according to claim 2, characterized in that: The clamping adjustment mechanism (2) further comprises an elastic spring (24), a rotating gear (25), and an adjusting knob (26); the elastic spring (24) is mounted on the base frame (1); one end of the elastic spring (24) is fixedly connected to one side of the slide plate (23); the other end of the elastic spring (24) is fixedly connected to the inner wall of the base frame (1); the rotating gear (25) is rotatably mounted on one side of the slide plate (23); the rotating gear (25) is meshed with the rack (21); the adjusting knob (26) is rotatably mounted on one end of the slide plate (23); and the adjusting knob (26) is fixedly connected to the rotating gear (25).

4. The part fixing and clamping device for a welding robot according to claim 3, characterized in that: The clamping adjustment mechanism (2) further comprises a fixed block (27), an adjustment rod (28), and a sliding block (29); the fixed block (27) is slidably mounted on one side of the sliding plate (23); the fixed block (27) is engaged with the rotating gear (25); the adjustment rod (28) is inserted into one side of the sliding plate (23); the adjustment rod (28) is threadedly connected to the sliding plate (23); the adjustment rod (28) is rotationally connected to the fixed block (27); the sliding block (29) is slidably mounted on the rack (21); and the sliding block (29) is slidably engaged with the sliding groove 1 (22).

5. The part fixing and clamping device for a welding robot according to claim 4, characterized in that: The clamping adjustment mechanism (2) further comprises a telescopic rod (210), a bracket (211), and a fixed knob (212); the telescopic rod (210) is fixedly mounted on the upper end of the slider (29); the bracket (211) is fixedly mounted on the upper end of the telescopic rod (210); the fixed knob (212) is inserted through one end of the slider (29); and the fixed knob (212) is threadedly connected to the slider (29).

6. The part fixing and clamping device for a welding robot according to claim 2, characterized in that: The clamping adjustment mechanism (2) further comprises a rotating disk (213), a second slide groove (214), and an adjustment block (215); the rotating disk (213) is rotatably mounted on the inner wall of the base frame (1) and the slide plate (23); there are two rotating disks (213); an array of the second slide grooves (214) is arranged on the rotating disk (213); and the adjustment block (215) is slidably mounted in the second slide grooves (214).

7. The part fixing and clamping device for a welding robot according to claim 6, characterized in that: The clamping adjustment mechanism (2) further comprises a clamping slot (216), a clamping block (217), and a third slide slot (218); the clamping slot (216) is arranged inside the adjustment block (215); the clamping block (217) is rotatably mounted on the adjustment block (215); and the third slide slot (218) is arranged on a surface of the clamping block (217) close to the lower end.

8. The part fixing and clamping device for a welding robot according to claim 7, characterized in that: The clamping adjustment mechanism (2) further comprises a clamping block (219), a second elastic spring (220), an extension groove (221), and a material collecting groove (222); the clamping block (219) is slidably mounted in the second slide groove (214); the second elastic spring (220) is mounted in the third slide groove (218); one end of the second elastic spring (220) is fixedly connected to the clamping block (219); the other end of the second elastic spring (220) is fixedly connected to the inner wall of the third slide groove (218); the clamping block (219) is clamped to the clamping groove (216); the extension groove (221) is provided on both sides of the base frame (1); and the material collecting groove (222) is provided inside the base frame (1).

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