CN218051045U - Clamping structure of welding device - Google Patents
Clamping structure of welding device Download PDFInfo
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- CN218051045U CN218051045U CN202220946316.XU CN202220946316U CN218051045U CN 218051045 U CN218051045 U CN 218051045U CN 202220946316 U CN202220946316 U CN 202220946316U CN 218051045 U CN218051045 U CN 218051045U
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- 238000003466 welding Methods 0.000 title claims abstract description 33
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a clamping structure of welding set, clamping structure set up between two circumferential direction rotating device, clamping structure's both ends respectively with a circumferential direction rotating device fixed connection, clamping structure can follow the circumferential direction rotating device and rotate, the welding machines hand sets up in the outside of clamping structure, can weld the hydraulic support of clamping on clamping structure; clamping structure includes horizontal clamping device and vertical clamping device, horizontal clamping device is used for pressing from both sides tightly to hydraulic support's width direction location, vertical clamping device is used for pressing from both sides tightly to hydraulic support's length direction location, and horizontal clamping device includes two, is used for setting up respectively in hydraulic support's both sides, and two horizontal clamping device can be close to each other in step or keep away from under a linkage structure's effect, the utility model discloses the welding does not have the dead angle and need not pull down the secondary clamping, and clamping structure makes the welding more reliable, improves the machining precision, lets out the space for hydraulic support loading and unloading, improves production efficiency.
Description
Technical Field
The utility model belongs to the technical field of coal mine machinery, in particular to welding set's clamping structure.
Background
The hydraulic support is an important device used in coal mining, most structural parts of the hydraulic support are box-shaped welded structures with complex shapes, and the welding process is still the main processing technology for manufacturing the hydraulic support due to the fact that the framework is large in size. At present, most hydraulic support manufacturing enterprises in China still adopt a manual welding operation mode, workpiece overturning is mainly completed through overhead crane hoisting, the working environment is severe, the labor intensity is high, and the safety coefficient and the production efficiency are low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a welding set's clamping structure.
The technical scheme of the utility model is realized like this:
a clamping structure of a welding device, the clamping structure comprising:
the transverse clamping device is used for positioning and clamping the width direction of the hydraulic support;
the longitudinal clamping device is used for positioning and clamping the length direction of the hydraulic support;
the two transverse clamping devices are respectively arranged on two sides of the hydraulic support and can be synchronously close to or far away from each other under the action of a linkage structure.
The clamping structure for positioning and clamping the hydraulic support is driven to rotate in the circumferential direction through the circumferential rotating device, so that the periphery, the front side and the back side of the hydraulic support can be welded by the welding manipulator, no dead angle exists, and secondary clamping is not required to be dismounted; the clamping structure can be used for positioning and clamping the hydraulic support transversely and longitudinally, so that clamping during welding of the hydraulic support is more reliable, the machining precision is improved, the transverse clamping device can be synchronously far away from the hydraulic support through the linkage structure, a space is made for loading and unloading the hydraulic support, and the production efficiency is improved.
Preferably, the clamping structure further comprises two longitudinal bars which are parallel to each other, the two transverse clamping devices are respectively oppositely arranged on the two longitudinal bars, and the longitudinal clamping device is arranged at the end part which is close to one end of the longitudinal bar and between the two longitudinal bars.
Preferably, the lateral clamping device comprises:
the first cushion block is used for supporting and positioning the bottom of the hydraulic support;
the piston of the transverse clamping cylinder can stretch and retract and can also rotate circumferentially, a first pressing rod which is vertically fixed with the piston is further arranged at the outer end of the piston, and the first pressing rod can rotate along with the piston and lift to press or loosen the transverse side part of the hydraulic support.
Preferably, the linkage structure includes:
the first rack is sleeved in one of the longitudinal rods and can slide along the width direction of the longitudinal rod, and a transverse clamping device is fixedly arranged on the first rack;
the second rack is sleeved in the other longitudinal rod and can also slide along the width direction of the longitudinal rod, and the second rack is fixedly provided with another transverse clamping device;
the driving gear can circumferentially rotate;
the first rack and the second rack are arranged in parallel up and down, the teeth of the first rack and the teeth of the second rack are arranged oppositely, and the driving gear is arranged between the first rack and the second rack and is meshed with the first rack and the second rack.
Preferably, the transverse clamping devices are four in number, and two transverse clamping devices are in a group and share one linkage structure.
Preferably, the driving gears of the two linkage structures are arranged on the same output shaft, and the output shaft is connected with the output end of the motor and can drive the driving gears to rotate circumferentially.
Preferably, the longitudinal clamping means comprises:
the second cushion block is erected between the two longitudinal rods and is used for supporting the end part of the hydraulic support in the length direction;
the longitudinal clamping cylinder is fixedly arranged on the second cushion block, and a piston of the longitudinal clamping cylinder can stretch out and draw back;
the middle shaft is arranged on the second cushion block in parallel with the piston of the longitudinal clamping cylinder;
the middle part of the second pressure rod is rotationally connected with the intermediate shaft, one end of the second pressure rod is rotationally connected with the longitudinal clamping cylinder piston, and the other end of the second pressure rod is used for tightly pressing the end part of the hydraulic support in the length direction.
Preferably, a positioning block is vertically arranged below the second pressure rod on the second cushion block and used for limiting the length direction of the compression hydraulic pressure;
the beneficial effects of the utility model are specifically as follows:
the clamping structure can be used for positioning and clamping the hydraulic support transversely and longitudinally, so that clamping during welding of the hydraulic support is more reliable, the machining precision is improved, the transverse clamping device can be synchronously far away from the hydraulic support through the linkage structure, a space is made for loading and unloading the hydraulic support, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a front view of a welding apparatus;
FIG. 2 is a top view of the welding apparatus;
FIG. 3 isbase:Sub>A schematic view of the linkage structure at A-A in FIG. 2;
FIG. 4 is an enlarged view of a portion A of FIG. 1;
fig. 5 is a schematic view of the longitudinal clamp when released.
Reference numerals: 1. welding a manipulator; 2. a support; 3. a rotating shaft; 4. a source of rotational power; 5. a connecting plate; 6. a longitudinal bar; 7. a lateral clamping device; 8. a longitudinal clamping device; 9. a first rack; 10. a second rack; 11. a driving gear; 12. an output shaft; 13. a motor; 14. a first cushion block; 15. a transverse clamping cylinder; 16. A first pressure lever; 17. a second cushion block; 18. a longitudinal clamping cylinder; 19. an intermediate shaft; 20. a second compression bar; 21. An adjustment groove; 22. an adjustment hole; 23. a fastener.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, a welding device for producing a hydraulic support comprises a circumferential rotating device, a clamping structure and a welding manipulator 1. The two circumferential rotating devices are oppositely arranged at the left and the right and can output circumferential rotating force; the clamping structure is used for positioning and clamping a hydraulic support to be welded, the clamping structure is arranged between the two circumferential rotating devices, two ends of the clamping structure are fixedly connected with one circumferential rotating device respectively, and the clamping structure can rotate along with the circumferential rotating devices; the welding manipulator 1 is arranged on the outer side of the clamping structure and can weld a hydraulic support clamped on the clamping structure.
The circumferential rotating device comprises a support 2, a rotating shaft 3, a rotating power source 4 and a connecting plate 5. Pivot 3 passes support 2 and sets up on support 2, and 3 one end of pivot are connected with rotation power source 4 and are made pivot 3 ability circumferential direction, and the other end and a connecting plate 5 fixed connection of pivot 3, above-mentioned clamping structure set up between two relative connecting plates 5 and with connecting plate 5 fixed connection.
The circumferential rotating device drives the clamping structure for positioning and clamping the hydraulic support to rotate circumferentially, so that the periphery, the front side and the back side of the hydraulic support can be welded by the welding manipulator 1, no dead angle exists, and secondary clamping is not required to be detached.
The clamping structure comprises two longitudinal rods 6 which are parallel to each other, a transverse clamping device 7 and a longitudinal clamping device 8. The two transverse clamping devices 7 are oppositely arranged on the two longitudinal rods 6 respectively and are used for being arranged on two sides of the hydraulic support respectively, and the transverse clamping devices 7 are used for positioning and clamping the hydraulic support in the width direction.
As shown in fig. 3, the two lateral clamping devices 7 can be moved synchronously toward and away from each other by a linkage. The linkage structure comprises a first rack device 9, a second rack device 10 and a driving gear 11 capable of rotating in the circumferential direction. The first rack device 9 is sleeved in one of the longitudinal rods 6 and can slide along the width direction of the longitudinal rod 6, and a transverse clamping device 7 is fixedly arranged on the first rack device 9; the second rack 10 is sleeved in the other longitudinal rod 6 and can also slide along the width direction of the longitudinal rod 6, and the second rack 10 is fixedly provided with another transverse clamping device 7; the first rack device 9 and the second rack device 10 are arranged in parallel up and down, the teeth of the first rack device 9 and the teeth of the second rack device 10 are arranged oppositely, and the driving gear 11 is arranged between the first rack device 9 and the second rack device 10 and is meshed with both the first rack device 9 and the second rack device 10. The number of the transverse clamping devices 7 is four, and two transverse clamping devices are a group and share a linkage structure. The driving gears 11 of the two linkage structures are all arranged on the same output shaft wheel 12, and the output shaft wheel 12 is connected with the output end of the motor 13 and can drive the driving gears 11 to rotate circumferentially.
When the hydraulic support needs to be clamped, according to fig. 3, the driving gear 11 rotates clockwise to drive the first rack device 9 and the second rack device 10 to move close to each other, so that the transverse clamping device 7 moves close to each other along the width direction of the longitudinal rod 6, and then the transverse clamping device 7 works to clamp the hydraulic support. When the hydraulic support needs to be disassembled after welding, firstly, the transverse clamping device 7 works to loosen the hydraulic support, then the driving gear 11 rotates reversely to drive the first rack device 9 and the second rack device 10 to move away from each other, so that the transverse clamping device 7 moves away from the longitudinal rod 6 in the width direction, and a space is provided for disassembling the hydraulic support.
The lateral clamp 7 comprises a first head block 14 and a lateral clamp cylinder 15. The first cushion block 14 is used for supporting and positioning the bottom of the hydraulic support; the piston of the transverse clamping cylinder 15 can stretch and contract and can also rotate circumferentially, a first pressing rod 16 which is vertically fixed with the piston is further arranged at the outer end of the piston, and the first pressing rod 16 can rotate along with the piston and lift to press or loosen the transverse side part of the hydraulic support. When the transverse side part of the hydraulic support needs to be clamped, the transverse side part of the hydraulic support is placed on the first cushion block 14, then the piston of the transverse clamping cylinder 15 drives the first pressure rod 16 to rotate to the position above the hydraulic support, and the piston of the left rear transverse clamping cylinder 15 drives the first pressure rod 16 to press down the hydraulic support. When the hydraulic support needs to be dismounted after welding is finished, the piston of the transverse clamping cylinder 15 extends to enable the first pressing rod 16 to ascend away from the hydraulic support, and then the piston of the transverse clamping cylinder 15 rotates to drive the first pressing rod 16 to rotate away from the upper portion of the hydraulic support, so that a space is reserved for dismounting the hydraulic support.
As shown in fig. 4-5, the longitudinal clamping means 8 is arranged between the two longitudinal bars 6 at the end near one end of the longitudinal bars 6. The longitudinal clamping device 8 is used for positioning and clamping the length direction of the hydraulic support.
The longitudinal clamping device 8 comprises a second cushion block 17, a longitudinal clamping cylinder 18, an intermediate shaft 19 and a second pressure rod 20. The second cushion block 17 is erected between the two longitudinal rods 6 and is used for supporting the end part of the hydraulic support in the length direction; the longitudinal clamping cylinder 18 is fixedly arranged on the second cushion block 17, and a piston of the longitudinal clamping cylinder 18 can stretch and retract; the intermediate shaft 19 is arranged on the second spacer 17 parallel to the piston of the longitudinal clamping cylinder 18; the middle part of the second pressure lever 20 is rotatably connected with the intermediate shaft 19, one end of the second pressure lever 20 is rotatably connected with the piston of the longitudinal clamping cylinder 18, and the other end of the second pressure lever is used for pressing the end part of the hydraulic support in the length direction. A positioning block is vertically arranged below the second pressure lever 20 on the second cushion block 17 and used for limiting the length direction of the compression hydraulic pressure;
the longitudinal clamping device 8 performs the clamping process: as shown in fig. 5, the hydraulic bracket is placed on the second pad 17, the end of one end of the hydraulic bracket in the length direction is attached to the positioning block, and then the piston of the longitudinal clamping cylinder 18 is extended to drive the second pressing rod 20 to rotate around the point connected with the intermediate shaft 19, so that the other end of the second pressing rod 20 presses the hydraulic bracket downwards, and the state shown in fig. 4 is formed.
The intermediate shaft 19 vertically slides and is arranged on the second cushion block 17, an adjusting groove 21 is further formed in the intermediate shaft 19 along the length direction of the intermediate shaft 19, an adjusting hole 22 matched with the adjusting groove 21 is formed in the second cushion block 17, and a fastening piece 23 penetrates through the adjusting hole 22 and the adjusting groove 21 to fasten the intermediate shaft 19 in height. The height of the space for accommodating the hydraulic bracket can be adjusted by adjusting the height of the intermediate shaft 19, because the second pressure lever 20 can compress the hydraulic bracket only by keeping the horizontal state all the time, when the intermediate shaft 19 is increased, the point of the rotary connection between the second pressure lever 20 and the intermediate shaft 19 is increased, the height of the second pressure lever 20 when keeping the horizontal state is also increased, and the height of the space for accommodating the hydraulic bracket is also increased.
The clamping structure can be used for positioning and clamping the hydraulic support transversely and longitudinally, so that clamping during welding of the hydraulic support is more reliable, the machining precision is improved, the transverse clamping device 7 can be synchronously far away from the hydraulic support through the linkage structure, a space is made for loading and unloading the hydraulic support, and the production efficiency is improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A clamping structure of a welding device, the clamping structure comprising:
the transverse clamping device (7) is used for positioning and clamping the width direction of the hydraulic support;
the longitudinal clamping device (8) is used for positioning and clamping the length direction of the hydraulic support;
the two transverse clamping devices (7) are respectively arranged on two sides of the hydraulic support, and the two transverse clamping devices (7) can be synchronously close to or far away from each other under the action of a linkage structure.
2. The clamping structure for a welding device according to claim 1, characterized in that the clamping structure further comprises two longitudinal bars (6) parallel to each other, two transverse clamping devices (7) are oppositely arranged on the two longitudinal bars (6), respectively, and a longitudinal clamping device (8) is arranged between the two longitudinal bars (6) at the end near one end of the longitudinal bars (6).
3. Clamping structure of a welding device, according to claim 2, characterized in that said transversal clamping means (7) comprise:
the first cushion block (14), the first cushion block (14) is used for supporting and positioning the bottom of the hydraulic support;
the piston of the transverse clamping cylinder (15) can stretch and retract and can also rotate circumferentially, a first pressing rod (16) which is vertically fixed with the piston is further arranged at the outer end of the piston, and the first pressing rod (16) can rotate along with the piston and lift to press or loosen the transverse side of the hydraulic support.
4. The clamping structure of a welding device as set forth in claim 3, wherein said linkage structure comprises:
the device comprises a first rack device (9), wherein the first rack device (9) is sleeved in one longitudinal rod (6) and can slide along the width direction of the longitudinal rod (6), and a transverse clamping device (7) is fixedly arranged on the first rack device (9);
the second rack (10) is sleeved in the other longitudinal rod (6) and can also slide along the width direction of the longitudinal rod (6), and the second rack (10) is fixedly provided with another transverse clamping device (7);
the driving gear (11), the driving gear (11) can rotate circumferentially;
the first rack device (9) and the second rack (10) are arranged in parallel up and down, teeth of the first rack device (9) and teeth of the second rack (10) are arranged oppositely, and the driving gear (11) is arranged between the first rack device (9) and the second rack (10) and is meshed with the first rack device (9) and the second rack (10).
5. A clamping structure for welding devices, according to claim 4, characterized in that said lateral clamping means (7) are common to a set of four, two and a common linkage.
6. The clamping structure of a welding device according to claim 5, characterized in that the driving gears (11) of the two linkage structures are arranged on the same output shaft wheel (12), and the output shaft wheel (12) is connected with the output end of the motor (13) and can drive the driving gears (11) to rotate circumferentially.
7. Clamping structure of a welding device, according to claim 2, characterized in that said longitudinal clamping means (8) comprise:
the second cushion block (17) is erected between the two longitudinal rods (6) and used for supporting the end part of the hydraulic support in the length direction;
the longitudinal clamping cylinder (18), the longitudinal clamping cylinder (18) is fixedly arranged on the second cushion block (17), and a piston of the longitudinal clamping cylinder (18) can stretch and retract;
an intermediate shaft (19), wherein the intermediate shaft (19) is arranged on the second spacer (17) parallel to the piston of the longitudinal clamping cylinder (18);
the middle part of the second pressure rod (20) is rotationally connected with the intermediate shaft (19), one end of the second pressure rod (20) is rotationally connected with the piston of the longitudinal clamping cylinder (18), and the other end of the second pressure rod is used for pressing the end part of the hydraulic support in the length direction.
8. The clamping structure of the welding device according to claim 7, wherein a positioning block is vertically arranged on the second cushion block (17) below the second pressure rod (20), and the positioning block is used for limiting the length direction of the pressing hydraulic pressure.
9. The clamping structure of the welding device according to claim 8, wherein the intermediate shaft (19) is vertically slidably disposed on the second cushion block (17), the intermediate shaft (19) is further provided with an adjusting groove (21) along a length direction of the intermediate shaft (19), the second cushion block (17) is provided with an adjusting hole (22) used in cooperation with the adjusting groove (21), and the fastening member (23) penetrates through the adjusting hole (22) and the adjusting groove (21) to fasten the intermediate shaft (19) in height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220946316.XU CN218051045U (en) | 2022-04-22 | 2022-04-22 | Clamping structure of welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220946316.XU CN218051045U (en) | 2022-04-22 | 2022-04-22 | Clamping structure of welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218051045U true CN218051045U (en) | 2022-12-16 |
Family
ID=84426981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220946316.XU Active CN218051045U (en) | 2022-04-22 | 2022-04-22 | Clamping structure of welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218051045U (en) |
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- 2022-04-22 CN CN202220946316.XU patent/CN218051045U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240310 Address after: 337000 Luxi Industrial Park, Pingxiang City, Jiangxi Province Patentee after: Global Power Equipment (Jiangxi) Co.,Ltd. Country or region after: China Address before: 324022 Building 2, No. 29, Tianhu South Road, Qujiang District, Quzhou City, Zhejiang Province Patentee before: QUZHOU HUAQIN COAL MINE MACHINERY TECHNOLOGY CO.,LTD. Country or region before: China |