CN211162369U - Movable arm device of welding tongs of robot - Google Patents
Movable arm device of welding tongs of robot Download PDFInfo
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- CN211162369U CN211162369U CN201921492504.4U CN201921492504U CN211162369U CN 211162369 U CN211162369 U CN 211162369U CN 201921492504 U CN201921492504 U CN 201921492504U CN 211162369 U CN211162369 U CN 211162369U
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Abstract
The utility model particularly relates to a welding tongs swing arm device of robot. The device comprises a movable arm, an electrode rod and an electrode cap which are sequentially connected together, wherein the electrode rod and the movable arm are connected together through a water distribution block assembly; a cooling pipe assembly is arranged in the middle of the inside of the electrode rod and comprises a water inlet pipe and a water return pipe; the movable arm is provided with a water valve block assembly, the water valve block assembly is installed on the movable arm, and a water inlet joint and a water return joint are arranged on the water valve block assembly; the water distribution block assembly comprises a water distribution block body, a water inlet channel and a water return channel, wherein the water inlet channel and the water return channel are both located inside the water distribution block body, the water inlet channel is located inside the water return channel, one end of the water inlet channel is communicated with a water inlet connector through a pipeline, the other end of the water inlet channel is communicated with a water inlet pipe in the cooling pipe assembly, one end of the water return channel is communicated with the water return connector through a pipeline, and the other end of the water return channel is communicated with a water return pipe in. The utility model discloses simplify the overall arrangement of whole return pipe, whole movable arm device is stable, pleasing to the eye.
Description
Technical Field
The utility model relates to an automatic soldering turret technical field of robot, concretely relates to robot soldering turret movable arm device.
Background
With the rapid development of the automobile industry, automobile manufacturing equipment is gradually updated, and the robot welding tongs are used as advanced automatic equipment, are stable and reliable in action and high in repetition precision, and are more and more widely applied to automobile body production.
The electrode holder movable arm device generally comprises a movable arm, an electrode rod, an electrode cap, a water inlet structure and a water return structure, in the prior art, a water inlet and return pipe is directly arranged on the movable arm by adopting a buckle to go through an open line or a very thick electrode rod is directly adopted to directly separate a water inlet and return path, and although the problem of water leakage is solved, the problems of no leakage, light weight, stability and attractiveness cannot be simultaneously met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a welding tongs swing arm device of robot, this welding tongs swing arm device of robot can satisfy simultaneously and do not have leakage, lightweight, stability and pleasing to the eye problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
the utility model provides a movable arm device of a robot welding clamp, which comprises a movable arm, an electrode rod and an electrode cap which are connected together in sequence, wherein the electrode rod and the movable arm are connected together through a water distribution block component; a cooling pipe assembly is arranged in the middle of the inside of the electrode rod and comprises a water inlet pipe and a water return pipe; the movable arm is provided with a water valve block assembly, the water valve block assembly is installed on the movable arm, and a water inlet joint and a water return joint are arranged on the water valve block assembly; the water distribution block assembly comprises a water distribution block body, a water inlet channel and a water return channel, wherein the water inlet channel and the water return channel are both located inside the water distribution block body, the water inlet channel is located inside the water return channel, one end of the water inlet channel is communicated with a water inlet connector through a pipeline, the other end of the water inlet channel is communicated with a water inlet pipe in the cooling pipe assembly, one end of the water return channel is communicated with the water return connector through a pipeline, and the other end of the water return channel is communicated with a water return pipe in.
Preferably, the water inlet pipe is located inside the water return pipe in the electrode rod and the water inlet pipe and the water return pipe are communicated at the end of the electrode rod.
Specifically, the water inlet channel and the water return channel are arranged in the water distribution block assembly in a Z shape, the water inlet end of the water inlet channel and the water outlet end of the water return channel are arranged on the end face of one side of the water distribution block assembly in parallel and are positioned on two sides of the movable arm, and the water outlet end of the water inlet channel is positioned in the water return channel.
Preferably, the two sides of the movable arm are both provided with clamping grooves for installing pipelines, grooves are arranged at the water inlet close to the water inlet channel and the water outlet of the water return channel on the movable arm, the grooves are communicated with the clamping grooves, and the width of the grooves is larger than that of the clamping grooves.
Preferably, the electrode rod water distributor further comprises a small arm, the small arm is located between the electrode rod and the water distributor block assembly, and the cooling pipe assembly is arranged in the small arm.
Preferably, the joint of the front end of the small arm and the water distribution block assembly is provided with an anti-rotation device.
Preferably, the joints of the water distribution block assembly and the movable arm are provided with anti-rotation devices.
Preferably, the water distribution block assembly is of integral construction with the boom.
The tail end of the movable arm is connected with the robot electrode holder body through a bearing connecting hole and a bearing assembly, a through hole is formed in the upper rear portion of the movable arm, and the movable arm is installed on the robot electrode holder driving device through the through hole and an insulating pipe fitting.
Preferably, an oil cup is arranged on the top of the bearing connecting hole.
The utility model provides a pair of welding tongs swing arm device of robot has following beneficial technological effect:
(1) the utility model discloses set up the cooling tube assembly in the electrode pole, set up a water distribution block assembly between electrode pole and movable arm at the same time, the water inlet channel sets up in the return water channel in the water distribution block assembly, integrate a pipeline with two totally independent water inlet channels and return water channel in structure, has simplified the overall arrangement of the water inlet and return pipe, the whole movable arm device is stable, esthetic;
(2) clamping grooves for installing pipelines are formed in the two sides of the movable arm, and the water inlet pipe and the water return pipe are installed in the clamping grooves, so that the whole movable arm is simpler and more attractive, and meanwhile, the friction and the collision between the water inlet pipe and the water return pipe and other parts can be reduced;
(3) the electrode rod and the small arm are internally provided with the cooling pipe assembly, the water return pipe in the cooling pipe assembly is arranged in the water inlet pipe, and the water inlet pipe and the water return pipe are integrated into a thinner electrode rod and small arm structure, so that the requirement of light weight is met;
(4) the whole movable arm device is good in water path sealing performance, a water system does not have an exposed part, the small arm and the electrode rod are connected in a threaded or pressing block mode, occupied space is small, welding requirements of most manufacturers are met, and the robot welding tongs have better adaptability under different working conditions and use environments.
Drawings
FIG. 1 is a schematic front view of an X-shaped welding clamp boom;
fig. 2 is a schematic perspective view of the movable arm of the present invention;
FIG. 3 is a schematic illustration of a water distribution block assembly;
FIG. 4 is a side structural schematic view of the water distribution block assembly;
FIG. 5 is a schematic structural view of a water valve block assembly;
FIG. 6 is a schematic cross-sectional side view of a water valve block assembly;
FIG. 7 is a schematic structural view of the flow direction of the cooling water according to the present invention;
in the figure, 1, an electrode cap, 2, an electrode rod, 3 small arms, 4 cooling pipe assemblies, 5 movable arms, 6 water distribution block assemblies, 7 locking clamping blocks, 8 water valve block assemblies, 9 bearing assemblies, 10 oil cups, 11 water inlet pipes, 12 water return pipes, 13 anti-rotation pins I, 41 pipe seats, 61 water distribution block bodies, 62 water inlet channels, 63 water return channels, 64 sealing rings, 65 anti-rotation pins II, 81 water valve block fixing seats, 82 water inlet connectors and 83 water return connectors.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, a robot electrode holder movable arm device comprises a movable arm 5, an electrode rod 2 and an electrode cap 1 which are connected together in sequence, wherein the electrode cap 1 is arranged at the top of the electrode rod 2, and the electrode rod 2 and the movable arm 5 are connected together through a water distribution block assembly 6; a cooling pipe assembly 4 is arranged in the middle of the inside of the electrode rod 2, and the cooling pipe assembly 4 comprises a water inlet pipe and a water return pipe; a water valve block assembly 8 is arranged on the movable arm 5, the water valve block assembly 8 is installed on the movable arm 5, and a water inlet connector 82 and a water return connector 83 are arranged on the water valve block assembly 8, which is shown in fig. 5 and 6; as shown in fig. 3, the water distribution block assembly 6 includes a water distribution block body 61, a water inlet channel 62 and a water return channel 63, the water inlet channel 62 and the water return channel 63 are both located inside the water distribution block body 61, the water inlet channel 62 is located inside the water return channel 63, one end of the water inlet channel 62 is communicated with the water inlet joint 82 through the water inlet pipe 11, the other end is communicated with the water inlet pipe in the cooling pipe assembly 4, one end of the water return channel 63 is communicated with the water return joint 83 through the water return pipe 12, and the other end is communicated with the water return pipe in the cooling pipe assembly 4.
The utility model discloses at the inside cooling tube subassembly 4 that sets up of electrode pole 2, set up a water distribution block subassembly 6 simultaneously between electrode pole 2 and movable arm 5, inlet channel 62 sets up in the inside of return water channel 63 among the water distribution block subassembly 6, is integrated into a pipeline with inlet channel 62 and return water channel 63, has simplified the overall arrangement of whole return water pipe of advancing for whole movable arm 5 light weight, stable and pleasing to the eye.
In this embodiment, the tail end of the movable arm 5 is provided with a bearing connection hole, the bearing assembly 9 is connected with the robot electrode holder body through the through hole, the rear upper portion of the movable arm 5 is provided with a through hole, and the movable arm 5 is mounted on the robot electrode holder driving device through the through hole and an insulating pipe fitting. When the bearing assembly 9 is driven to move, the whole movable arm 5 is driven to move by the rotation of the bearing, the oil cup 10 is arranged at the top of the bearing connecting hole, and the bearing assembly 9 can be filled with oil through the oil cup 10 so as to ensure the reliability and the stability of the movement of the bearing. The water valve block assembly 8 can be installed on the side surface of the movable arm through the water valve block fixing seat 81 and used for entering low-temperature cooling water with pressure and discharging return water with heat.
In this embodiment, a water inlet pipe and a water return pipe are integrated into the electrode rod 2, specifically, the water inlet pipe is located inside the water return pipe in the electrode rod 2, and the water inlet pipe and the water return pipe are communicated with each other at the end of the electrode rod 2.
As shown in fig. 3 and 4, the water inlet channel 62 and the water return channel 63 are both arranged inside the water distribution block assembly 6 in a Z shape, the water inlet end of the water inlet channel 62 and the water outlet end of the water return channel 63 are arranged side by side on the end surface of one side of the water distribution block assembly 6 and are both arranged on both sides of the movable arm 5, the water outlet end of the water inlet channel 62 is arranged inside the water return channel 63, specifically, that is, the water inlet channel 62 and the water return channel 63 intersect at the turning point of the Z-shaped structure, the water inlet channel 62 extends into the water return channel 63 and is fixed by the tube seat 41, the water outlet end of the water inlet channel 62 and the water inlet end of the water return channel 63 form the same structure as the cooling tube assembly 4 and are respectively communicated with the water inlet tube and the water return tube in the cooling tube assembly 4, the tube seat 41 can be a simple tubular structure and is fixedly clamped at the connecting point of the water inlet channel 62 and the water return channel 63, and the water inlet channel 62 passes through the tube seat 41 and is fixed.
As shown in fig. 1, the two sides of the movable arm 5 are both provided with a clamping groove for installing a pipeline, and the water inlet pipe 11 and the water return pipe 12 are both installed in the clamping groove, so that the whole movable arm 5 is simpler and more attractive, and meanwhile, the friction between the water inlet pipe 11 and the water return pipe 12 and other components can be reduced. The movable arm 5 is provided with a groove at a water inlet close to the water inlet channel 62 and a water outlet of the water return channel 63, the groove is communicated with the clamping groove, the width of the groove is larger than that of the clamping groove, and the water distribution block assembly is convenient to overhaul.
In practical application, welding of some longer sizes or special structures is difficult to achieve only by means of a movable arm, in the embodiment, a small arm 3 is further arranged on the movable arm 5, the small arm 3 is located between the electrode rod 2 and the water distribution block assembly 6, and a cooling pipe assembly 4 is also arranged in the small arm 3. The electrode rod 2 is arranged below the small arm 3 in a pressing block or threaded connection mode, the small arm 3 and the electrode rod 2 are small in overall dimension, and the space requirements of various welding points on site can be met.
In this embodiment, for the fastening of the installation, we also provide anti-rotation means at the junction of the front end of the small arm 3 and the water distribution block assembly 6. The anti-rotation device is arranged to ensure the stability of the whole device, relative rotation cannot occur between each component, the anti-rotation device can adopt a common bolt structure mode and can also adopt a common anti-rotation block mode. If the small arm 3 is installed with the water distribution block assembly 6 through the locking clamp 7, the anti-rotation device can adopt a common bolt structure mode, such as an anti-rotation pin 13 in the figure. Similarly, an anti-rotation device is also arranged at the joint of the water distribution block assembly 6 and the movable arm 5, and the anti-rotation device is an anti-rotation pin II 65, specifically referring to fig. 4, when in maintenance, the anti-rotation pin II 65 can be removed, and meanwhile, the rest parts of the water distribution block assembly 6 can be conveniently removed by utilizing the groove on the movable arm 65.
In this embodiment, the water distribution block assembly 6 and the movable arm 5 are integrally formed.
In this embodiment, the joints between all the water flowing pipes and channels are provided with sealing rings 64 for sealing, so as to prevent water leakage. The flow direction of the cooling water is shown in fig. 7, the cooling water firstly enters the water inlet channel 62 in the water distribution block assembly 6 through the water inlet joint 82 on the water valve block assembly 8 and the pipeline, then sequentially enters the water inlet pipes in the cooling pipe assembly 4 in the small arm 3 and the electrode rod 2, finally enters the gap (namely, a water return pipe) between the water inlet pipe and the inner wall of the electrode rod from the end part of the water inlet pipe in the electrode rod 2, finally flows out through the water return channel 63 of the water distribution block assembly 6, and is discharged from the water return joint on the water valve block assembly 8 through the pipeline, so that the working point of the robot welding tongs is cooled, and the heat of the movable arm system is taken away.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A movable arm device of a robot welding clamp comprises a movable arm (5), an electrode rod (2) and an electrode cap (1) which are sequentially connected together, and is characterized in that the electrode rod (2) and the movable arm (5) are connected together through a water distribution block assembly (6); a cooling pipe assembly (4) is arranged in the middle of the inside of the electrode rod (2), and the cooling pipe assembly (4) comprises a water inlet pipe and a water return pipe; a water valve block assembly (8) is arranged on the movable arm (5), the water valve block assembly (8) is installed on the movable arm (5), and a water inlet joint (82) and a water return joint (83) are arranged on the water valve block assembly;
the water distribution block assembly (6) comprises a water distribution block body (61), a water inlet channel (62) and a water return channel (63), the water inlet channel (62) and the water return channel (63) are located inside the water distribution block body (61), the water inlet channel (62) is located inside the water return channel (63), one end of the water inlet channel (62) is communicated with a water inlet connector (82) through a pipeline, the other end of the water inlet channel is communicated with a water inlet pipe in the cooling pipe assembly (4), one end of the water return channel (63) is communicated with a water return connector (83) through a pipeline, and the other end of the water return channel is communicated with a water return pipe in the cooling pipe assembly (4).
2. A robot electrode holder boom arrangement according to claim 1, characterized in that the water inlet pipe in the electrode rod (2) is located inside the water return pipe and the water inlet pipe and the water return pipe are connected at the end of the electrode rod (2).
3. The robot electrode holder movable arm device according to claim 1, wherein the water inlet channel (62) and the water return channel (63) are arranged inside the water distribution block assembly (6) in a Z shape, the water inlet end of the water inlet channel (62) and the water outlet end of the water return channel (63) are arranged side by side on one side end face of the water distribution block assembly (6) and on two sides of the movable arm (5), and the water outlet end of the water inlet channel (62) is arranged inside the water return channel (63).
4. The robot welding tongs movable arm device according to claim 3, characterized in that the movable arm (5) is provided with a slot for installing a pipeline on both sides, and the movable arm (5) is provided with a groove near the water inlet of the water inlet channel (62) and the water outlet of the water return channel (63), and the groove is communicated with the slot and has a width larger than the slot.
5. A robotic electrode holder boom apparatus according to claim 1, characterized in that it further comprises a small arm (3), the small arm (3) being located between the electrode rod (2) and the water distribution block assembly (6), the small arm (3) being provided with a cooling tube assembly (4) inside.
6. A robot electrode holder movable arm device according to claim 5, characterized in that the joint of the front end of the small arm (3) and the water distribution block assembly (6) is provided with an anti-rotation device.
7. A robot electrode holder boom apparatus according to claim 1, characterized in that the joints of the water distribution block assembly (6) and the boom (5) are provided with anti-rotation means.
8. A robot electrode holder boom arrangement according to claim 1, characterized in that the water distribution block assembly (6) is of integral construction with the boom (5).
9. The robot electrode holder boom device according to claim 1, wherein the tail end of the boom (5) is connected to the body of the robot electrode holder through a bearing connection hole and a bearing assembly (9), the rear upper portion of the boom (5) is provided with a through hole, and the boom (5) is mounted on the robot electrode holder driving device through the through hole and an insulating pipe member.
10. A robot electrode holder boom apparatus according to claim 9, characterized in that an oil cup (10) is provided on top of the bearing attachment hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492504.4U CN211162369U (en) | 2019-09-09 | 2019-09-09 | Movable arm device of welding tongs of robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492504.4U CN211162369U (en) | 2019-09-09 | 2019-09-09 | Movable arm device of welding tongs of robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211162369U true CN211162369U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921492504.4U Active CN211162369U (en) | 2019-09-09 | 2019-09-09 | Movable arm device of welding tongs of robot |
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| Country | Link |
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| CN (1) | CN211162369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524099A (en) * | 2019-09-09 | 2019-12-03 | 捷福装备（武汉）股份有限公司 | A kind of robot soldering pliers pantograph |
-
2019
- 2019-09-09 CN CN201921492504.4U patent/CN211162369U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524099A (en) * | 2019-09-09 | 2019-12-03 | 捷福装备（武汉）股份有限公司 | A kind of robot soldering pliers pantograph |
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