CN222588568U - Multifunctional hydraulic cylinder welding fixture - Google Patents
Multifunctional hydraulic cylinder welding fixture Download PDFInfo
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- CN222588568U CN222588568U CN202421004721.5U CN202421004721U CN222588568U CN 222588568 U CN222588568 U CN 222588568U CN 202421004721 U CN202421004721 U CN 202421004721U CN 222588568 U CN222588568 U CN 222588568U
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Abstract
The utility model discloses a multifunctional hydraulic cylinder welding fixture, which relates to the technical field of welding fixtures and comprises a bottom plate, wherein a fixed guide rail and a plurality of positioning guide rails are arranged on the bottom plate, the positioning guide rails are fixedly provided with a slidable fixed fixture, each fixed fixture comprises a clamping block, each clamping block is attached to the top of a hydraulic cylinder, each fixed guide rail is provided with a fixed base, each fixed base is connected with a V-shaped block, each positioning guide rail is fixedly provided with a plurality of slidable welding fixtures, and through the cooperation of the V-shaped blocks and the corresponding clamping blocks, the hydraulic cylinders are ensured not to rotate, the welding positions are ensured not to change, and the welding precision is improved.
Description
Technical Field
The utility model relates to the technical field of welding clamps, in particular to a multifunctional hydraulic cylinder welding clamp.
Background
The hydraulic ports or joints on the hydraulic cylinders are required to be welded on the cylinder barrel, and the angles are diversified, so that the position requirements of installing the connecting pipelines can be met best. The welding and positioning of the traditional oil port or joint is generally realized by scribing or a single positioning device, so that different clamps are needed for operation, and the problems of troublesome production management, high cost and insufficient product precision are caused.
Like chinese patent CN108788591a, publication date 2018, 11, 13, the present utility model includes three guide rails, left, middle and right. The angle ruler base is fixed at the upper end of the left guide rail or the right guide rail through a bolt C, and one end of the angle ruler is fixedly connected with the angle ruler base through an angle ruler locking screw. The middle guide rail, the left guide rail and the right guide rail are positioned at the middle position of the left guide rail and the right guide rail. The left, middle and right guide rails are fixedly connected with the bottom plate. The front thimble base, the rear thimble base and the upper ends of the middle guide rail are fixedly connected by bolts B, and the two thimbles are respectively fixedly connected with one thimble base. The angle ruler is provided with an arc groove, and the sliding block locking screw penetrates through the arc groove and is in threaded connection with the sliding block. One end of the sliding block is connected with the quick clamping device, a positioning device connecting rod is arranged between the other end of the sliding block and the positioning device, one end of the positioning device connecting rod is fixedly connected with the sliding block, the other end of the positioning device connecting rod is detachably fixedly connected with one end of the positioning device, the other end of the positioning device is a cone, and the positioning device is arranged between the front thimble and the rear thimble. The device can realize the location of multiple angle, but in welding process, probably because external force, the pneumatic cylinder appears rotating to cause the removal of welding position, reduce welding precision.
Disclosure of utility model
The hydraulic cylinder welding device aims to solve the technical problem that the existing hydraulic cylinder welding device can cause the hydraulic cylinder to rotate in the hydraulic cylinder welding process, so that the welding precision is reduced. The multifunctional hydraulic cylinder welding fixture is provided, the hydraulic cylinder is fixed, and rotation of the hydraulic cylinder in the welding process is avoided, so that the welding precision is improved.
In order to solve the technical problems, the technical scheme includes that the multifunctional hydraulic cylinder welding fixture comprises a bottom plate, a fixed guide rail and a plurality of positioning guide rails are arranged on the bottom plate, the positioning guide rails are fixedly provided with slidable fixed fixtures, each fixed fixture comprises a clamping block, each clamping block is attached to the top of the hydraulic cylinder, each fixed guide rail is provided with a fixed base, each fixed base is connected with a V-shaped block, and each positioning guide rail is fixedly provided with a plurality of slidable welding fixtures.
The utility model provides a multifunctional hydraulic cylinder welding jig, be provided with a fixed guide and two positioning rail on the bottom plate, fixed guide is used for placing and fixed pneumatic cylinder between two positioning rail on the fixed guide, be used for setting up fixed fixture and welding jig on the positioning rail, the welding jig through distributing on two positioning rail fixes the welding piece of different positions, fixed fixture includes V-arrangement piece and presss from both sides tight piece two parts constitution, the V-arrangement piece inboard is the inclined plane setting, laminating pneumatic cylinder is close to the lower both sides surface, press from both sides tight piece laminating pneumatic cylinder top, thereby can not take place to rotate through the power of three direction messenger pneumatic cylinder, improve welding precision.
Preferably, the V-shaped block is connected with the fixed base through a bolt, the fixed base is provided with a sliding groove, a spring is arranged in the sliding groove, and the bolt is positioned in the sliding groove. The bolt is located the sliding tray top, and the lower extreme is the spring, when the pneumatic cylinder presses on the V-arrangement piece, and the bolt can be with the spring down to adjust the height of V-arrangement piece, the spring provides ascending power in order to support simultaneously.
Preferably, the clamping block is connected with the bottom of the bracket, and the top of the bracket is connected with the quick clamp. The clamping blocks can be fixed at any height without change by the quick clamping device.
Preferably, thimble bases are arranged at two ends of the fixed guide rail, the thimble bases are connected with the fixed guide rail in a sliding mode through bolts, and thimbles parallel to the fixed guide rail are arranged on the thimble bases. The thimble can prop against holes at two ends of the hydraulic cylinder, so that the hydraulic cylinder is prevented from moving left and right.
Preferably, the inner sides of the two opposite thimble are semicircular end parts, and the semicircular end parts are embedded into openings on two sides of the hydraulic cylinder. The end part is embedded into the hydraulic cylinder, so that the hydraulic cylinder can be prevented from moving up and down.
Preferably, the welding fixture is provided with a angle ruler base, the angle ruler base is connected with the chute of the positioning guide rail through a T-shaped bolt, and the angle ruler base is connected with the angle ruler. The positioning position is changed by the movement of the angle ruler on the positioning slide rail.
Preferably, the bottom of the angle gauge is positioned at the connection position of the angle gauge and the angle gauge base through a positioning pin, and the angle gauge is fixed with the angle gauge base through a screw. After the fixed position is determined by the locating pin, the angle ruler is fixed on the angle ruler base by the screw.
Preferably, the angle plate is provided with an arc chute, a sliding block is fixed in the arc chute through a screw, one end of the sliding block is connected with the quick clamping device, and the other end of the sliding block is connected with the positioning device. The angle of the fixed point is determined by the movement of the sliding block in the arc-shaped chute, so that the fixing of the welding blocks at different positions is realized.
The welding device has the substantial effects that through the matching of the V-shaped block and the clamping block, the hydraulic cylinder is ensured not to rotate, the welding position is ensured not to be changed, the welding precision is improved, and through the design of the angle ruler, the welding at different angle positions of the hydraulic cylinder is realized.
Drawings
Fig. 1 is a front view of the first embodiment.
Fig. 2 is a top view of the first embodiment.
Fig. 3 is a left side view of the first embodiment.
The clamping device comprises a base plate 1, a base plate 2, a fixed guide rail 3, a positioning guide rail 4, a fixed clamp 401, a clamping block 402, a bracket 403, a quick clamping device 404, a V-shaped block 405, a sliding groove 5, a welding clamp 501, an angle ruler base 502, an angle ruler 503, a sliding block 504, an arc chute 505, a positioning device 506, a positioning pin 507, a bolt 6, an ejector pin base 7 and an ejector pin.
Detailed Description
The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings.
Embodiment one:
The multifunctional hydraulic cylinder welding fixture 5 mainly comprises a bottom plate 1, wherein the bottom plate 1 is provided with a fixed guide rail 2 and two positioning guide rails 3, the fixed guide rail 2 is positioned between the two positioning guide rails 3, and the fixed guide rail 2, the fixed guide rail 3 and the positioning guide rail 3 are parallel to each other with the same interval. T-shaped sliding grooves matched with the heads of the T-shaped bolts 507 are arranged on the fixed guide rail 2 and the positioning guide rail 3, and the cross sections of the fixed guide rail 2 and the positioning guide rail 3 are congruent.
The device comprises the components of a T-shaped bolt 507, a thimble base 6, the T-shaped bolt 507, a thimble 7, a positioning device 505, a sliding block 503 locking screw, a sliding block 503, a quick clamp 403, an angle gauge 502 locking screw, a positioning pin 506 and an angle gauge base 501. The fixed guide rail 2 is provided with a T-shaped chute which is matched with the bolt 507 head of the T-shaped bolt 507, the positioning guide rail 3 is also provided with a T-shaped chute which is matched with the bolt 507 head of the T-shaped bolt 507, and as the optimization, the cross sections of the fixed guide rail 2 and the positioning guide rail 3 are equal. Further, corresponding T-shaped sliding grooves are formed in the left side and the right side of the fixed guide rail 2 and the left side and the right side of the positioning guide rail 3, so that the whole replacement period of the corresponding guide rail can be improved by rotating the fixed guide rail 2 and the positioning guide rail 3 by 90 degrees, and the service life of the corresponding guide rail is prolonged.
The front end and the rear end of the fixed guide rail 2 are respectively provided with a thimble base 6, and the thimble base 6 is provided with a thimble 7 parallel to the bottom plate 1. The front thimble base 6 and the rear thimble base 6 are fixedly connected with the upper ends of the fixed guide rail 2 through corresponding T-shaped bolts 507, the two thimbles 7 are fixedly connected with one thimble base 6, and the thimble base 6 can horizontally move on the fixed guide rail 2, so that hydraulic cylinders with different lengths are fixed. Preferably, the thimble 7 comprises a thimble 7 main body, a thimble 7 screw rod and a semicircular end part which are fixedly connected, and the thimble 7 main body and the thimble 7 screw rod semicircular end part are of an integrated structure. The thimble base 6 includes a thimble base 6 end wall and a thimble base 6 fixing plate fixedly connected with the thimble base 6 end wall lower end, in this embodiment, the thimble base 6 end wall and the thimble base 6 fixing plate are welded together, and specific structural details are not described herein because of simple technology. The upper ends of the thimble base 6 and the fixed guide rail 2 are fixedly connected with a thimble base 6 fixing plate by T-shaped bolts 507. The end wall of the thimble base 66 is provided with a threaded hole matched with the screw rod of the thimble 7, and the thimble 7 is fixedly connected with the end wall of the thimble base 6 through the threaded connection of the screw rod of the thimble 7. When the hydraulic cylinder is put on, the semicircular end faces of the ejector pins 7 extend into the hydraulic cylinder from two ends, and the diameter of the semicircular end faces is larger than that of the hydraulic cylinder, so that openings at two ends of the hydraulic cylinder are blocked, and displacement of the hydraulic cylinder in the horizontal direction is avoided.
Preferably, the lower end of the thimble base 6 is provided with a base positioning indent, the upper end of the fixed guide rail 2 protrudes into the base positioning indent, the lower end of the angle gauge base 501 is provided with an angle gauge base 501 positioning indent matched with the upper end of the right guide rail, and the upper end of the right guide rail protrudes into the angle gauge base 501 positioning indent. The base positioning indent and the angle ruler base 501 positioning indent are beneficial to quick positioning of related components and improve working reliability.
The positioning guide rail 3 is provided with a fixing clamp 4, and the fixing clamp 4 comprises a V-shaped block 404 arranged on the fixing guide rail 2 and a clamping block 401 fixed on the positioning guide rail 3. The V-shaped block 404 is formed by connecting left and right blocks perpendicular to the bottom plate 1 through screws at the bottom, and the inner sides of the two blocks are inclined planes, so that the V-shaped block is applicable to hydraulic cylinders with various diameters. V-shaped block 404 is fixedly connected with the fixed slide rail through a fixed base, V-shaped block 404 is fixed with the fixed base through bolts 507, the fixed base is fixed with the fixed slide rail through T-shaped bolts 507, and the fixed base can move on the fixed slide rail. The bolt 507 that V-arrangement piece 404 and unable adjustment base are connected is located unable adjustment base and sets up perpendicularly in the sliding tray 405, is provided with the spring in the sliding tray 405, and the spring is located the bolt 507 lower extreme. The springs may move the V-block 404 up and down to adjust for the actual welded cylinder size. The clamping block 401 is connected to the bottom of the bracket 402, the bracket 402 is connected with the quick clamp 403, and the bracket 402 can stretch and retract, so that the clamping block 401 is driven to move up and down. When the hydraulic cylinder is put on, the hydraulic cylinder can be forced from three directions through the V-shaped block 404 and the clamping block 401, so that the hydraulic cylinder is prevented from rotating.
After the hydraulic cylinder is fixed, the welding block is placed at the position where the surface of the hydraulic cylinder needs to be welded, the welding block is fixed through the welding fixture 5 on the positioning guide rail 3, and then the welding block is welded with the hydraulic cylinder.
According to the embodiment, the hydraulic cylinder cannot move left and right through the ejector pin 7, the semicircular end face of the ejector pin 7 stretches into the hydraulic cylinder, the hydraulic cylinder is prevented from moving back and forth, the hydraulic cylinder is prevented from rotating through the matched use of the V-shaped block 404 and the clamping block 401, the welding position cannot move during welding, and the whole welding precision is improved.
Embodiment two:
As shown in fig. 1, 2 and 3, the utility model mainly comprises a bottom plate 1, wherein a fixed guide rail 2 and two positioning guide rails 3 are arranged on the bottom plate 1, the fixed guide rail 2 is positioned between the two positioning guide rails 3, and the fixed guide rail 2, the fixed guide rail 3 and the positioning guide rail are mutually parallel, and the space between the fixed guide rail 2 and the positioning guide rail is the same. T-shaped sliding grooves matched with the heads of the T-shaped bolts 507 are arranged on the fixed guide rail 2 and the positioning guide rail 3, and the cross sections of the fixed guide rail 2 and the positioning guide rail 3 are congruent.
The device comprises the components of a T-shaped bolt 507, a thimble base 6, the T-shaped bolt 507, a thimble 7, a positioning device 505, a sliding block 503 locking screw, a sliding block 503, a quick clamp 403, an angle gauge 502 locking screw, a positioning pin 506 and an angle gauge base 501. The fixed guide rail 2 is provided with a T-shaped chute which is matched with the bolt 507 head of the T-shaped bolt 507, the positioning guide rail 3 is also provided with a T-shaped chute which is matched with the bolt 507 head of the T-shaped bolt 507, and as the optimization, the cross sections of the fixed guide rail 2 and the positioning guide rail 3 are equal. Further, corresponding T-shaped sliding grooves are formed in the left side and the right side of the fixed guide rail 2 and the left side and the right side of the positioning guide rail 3, so that the whole replacement period of the corresponding guide rail can be improved by rotating the fixed guide rail 2 and the positioning guide rail 3 by 90 degrees, and the service life of the corresponding guide rail is prolonged.
The front end and the rear end of the fixed guide rail 2 are respectively provided with a thimble base 6, and the thimble base 6 is provided with a thimble 7 parallel to the bottom plate 1. The front thimble base 6 and the rear thimble base 6 are fixedly connected with the upper ends of the fixed guide rail 2 through corresponding T-shaped bolts 507, the two thimbles 7 are fixedly connected with one thimble base 6, and the thimble base 6 can horizontally move on the fixed guide rail 2, so that hydraulic cylinders with different lengths are fixed. Preferably, the thimble 7 comprises a thimble 7 main body, a thimble 7 screw rod and a semicircular end part which are fixedly connected, and the thimble 7 main body and the thimble 7 screw rod semicircular end part are of an integrated structure. The thimble base 6 includes a thimble base 6 end wall and a thimble base 6 fixing plate fixedly connected with the thimble base 6 end wall lower end, in this embodiment, the thimble base 6 end wall and the thimble base 66 fixing plate are welded together, and details of the structure are not described herein because of simple technology. The upper ends of the thimble base 6 and the fixed guide rail 2 are fixedly connected with a thimble base 6 fixing plate by T-shaped bolts 507. The end wall of the thimble base 6 is provided with a threaded hole matched with the screw rod of the thimble 7, and the thimble 7 is fixedly connected with the end wall of the thimble base 6 through the threaded connection of the screw rod of the thimble 7. When the hydraulic cylinder is put on, the semicircular end faces of the ejector pins 7 extend into the hydraulic cylinder from two ends, and the diameter of the semicircular end faces is larger than that of the hydraulic cylinder, so that openings at two ends of the hydraulic cylinder are blocked, and displacement of the hydraulic cylinder in the horizontal direction is avoided.
Preferably, the lower end of the thimble base 6 is provided with a base positioning indent, the upper end of the fixed guide rail 2 protrudes into the base positioning indent, the lower end of the angle gauge base 501 is provided with an angle gauge base 501 positioning indent matched with the upper end of the right guide rail, and the upper end of the right guide rail protrudes into the angle gauge base 501 positioning indent. The base positioning indent and the angle ruler base 501 positioning indent are beneficial to quick positioning of related components and improve working reliability.
The positioning guide rail 3 is provided with a fixing clamp 4, and the fixing clamp 4 comprises a V-shaped block 404 arranged on the fixing guide rail 2 and a clamping block 401 fixed on the positioning guide rail 3. The V-shaped block 404 is formed by connecting left and right blocks perpendicular to the bottom plate 1 through screws at the bottom, and the inner sides of the two blocks are inclined planes, so that the V-shaped block is applicable to hydraulic cylinders with various diameters. V-shaped block 404 is fixedly connected with the fixed slide rail through a fixed base, V-shaped block 404 is fixed with the fixed base through bolts 507, the fixed base is fixed with the fixed slide rail through T-shaped bolts 507, and the fixed base can move on the fixed slide rail. The bolt 507 that V-arrangement piece 404 and unable adjustment base are connected is located unable adjustment base and sets up perpendicularly in the sliding tray 405, is provided with the spring in the sliding tray 405, and the spring is located the bolt 507 lower extreme. The springs may move the V-block 404 up and down to adjust for the actual welded cylinder size. The clamping block 401 is connected to the bottom of the bracket 402, the bracket 402 is connected with the quick clamp 403, and the bracket 402 can stretch and retract, so that the clamping block 401 is driven to move up and down. When the hydraulic cylinder is put on, the hydraulic cylinder can be forced from three directions through the V-shaped block 404 and the clamping block 401, so that the hydraulic cylinder is prevented from rotating.
The welding fixture 5 comprises a angle gauge base 501, wherein the angle gauge base 501 is fixed at the upper end of any one of the two positioning guide rails 3 through T-shaped bolts 507, one end of the angle gauge 502 is fixedly connected with the angle gauge base 501 through locking screws of the angle gauge 502, and the fixed guide rail 2 and the positioning guide rail 3 are respectively fixedly connected with the bottom plate 1 through three T-shaped bolts 507. The angle ruler 502 is provided with an arc chute 504, and a sliding block 503 locking screw penetrates through the arc chute 504 and is in threaded connection with the sliding block 503. One end of the slider 503 is connected to the quick clamp 403 [ specific structural details are known in the art and will not be described in detail herein ], a connecting rod of the positioning device 505 is disposed between the other end of the slider 503 and the positioning device 505, one end of the connecting rod of the positioning device 505 is fixedly connected to one end of the slider 503 by a threaded structure, which is not shown in the drawing, of the positioning device 505, the other end of the connecting rod of the positioning device 505 is detachably connected to one end of the positioning device 505 by a threaded structure, the other end of the positioning device 505 is a cone, the positioning device 505 is disposed between the front thimble 7 and the rear thimble 7, and the locking screw of the slider 503 is moderately loosened, so that the cone can be rotated to a corresponding position along the arc chute 504 to perform a corresponding welding operation.
In this embodiment, two angle scales 502 are disposed between the front and rear two ejector pins 7, the lower ends of the angle scales 502 determine the connection positions of the lower ends of the angle scales 502 and the angle scale bases 501 through two positioning pins 506, then the angle scales 502 and the angle scale bases 501 are fixed together by using angle scale 502 locking screws, the positioning planes determined by the central lines of the two positioning pins 506 are horizontal planes, and the angle scale 502 locking screws are located above the positioning planes. The specific structural details of the locking screw of the angle gauge 502 to fix the angle gauge base 501 and the angle gauge 502 together are simple and will not be described herein.
The welding fixture 5 can move on the positioning guide rail 3 and simultaneously move on the angle gauge 502 through the sliding block 503, so that the positioning device 505 can position the welding block at any position on the hydraulic cylinder. The welding clamps 5 can be installed on the two positioning guide rails 3, and as the angle ruler 502 is only 180 degrees, the welding clamps 5 on the two positioning guide rails 3 can respectively fix one side of the hydraulic cylinder.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (8)
1. The utility model provides a multi-functional pneumatic cylinder welding jig, its characterized in that, includes the bottom plate, be equipped with fixed rail and a plurality of positioning rail on the bottom plate, positioning rail is fixed with slidable mounting fixture, mounting fixture includes the clamp block, clamp block and pneumatic cylinder top laminating, fixed rail is equipped with unable adjustment base, unable adjustment base is connected with the V-arrangement piece, positioning rail is fixed with a plurality of slidable welding jigs.
2. The multifunctional hydraulic cylinder welding fixture according to claim 1, wherein the V-shaped block is connected with the fixed base through a bolt, the fixed base is provided with a sliding groove, a spring is arranged in the sliding groove, and the bolt is positioned in the sliding groove.
3. The multifunctional hydraulic cylinder welding jig according to claim 1 or 2, wherein the clamping block is connected to a bracket bottom, and the bracket top is connected to a quick clamp.
4. The multifunctional hydraulic cylinder welding fixture according to claim 1, wherein thimble bases are arranged at two ends of the fixed guide rail, the thimble bases are connected with the fixed guide rail in a sliding mode through bolts, and the thimble bases are provided with thimbles parallel to the fixed guide rail.
5. The multifunctional hydraulic cylinder welding jig according to claim 4, wherein the opposite inner sides of the ejector pins on both sides are semicircular end portions, and the semicircular end portions are embedded into openings on both sides of the hydraulic cylinder.
6. The multifunctional hydraulic cylinder welding fixture according to claim 1, wherein the welding fixture is provided with a angle gauge base, the angle gauge base is connected with the chute of the positioning guide rail through a T-shaped bolt, and the angle gauge base is connected with the angle gauge.
7. The multifunctional hydraulic cylinder welding jig according to claim 6, wherein the angle gauge bottom is positioned at a connection position of the angle gauge and the angle gauge base through a positioning pin, and the angle gauge is fixed with the angle gauge base through a screw.
8. The multifunctional hydraulic cylinder welding fixture according to claim 6 or 7, wherein the angle ruler is provided with an arc chute, a sliding block is fixed in the arc chute through a screw, one end of the sliding block is connected with the quick clamp, and the other end of the sliding block is connected with the positioning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421004721.5U CN222588568U (en) | 2024-05-10 | 2024-05-10 | Multifunctional hydraulic cylinder welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421004721.5U CN222588568U (en) | 2024-05-10 | 2024-05-10 | Multifunctional hydraulic cylinder welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222588568U true CN222588568U (en) | 2025-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421004721.5U Active CN222588568U (en) | 2024-05-10 | 2024-05-10 | Multifunctional hydraulic cylinder welding fixture |
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| Country | Link |
|---|---|
| CN (1) | CN222588568U (en) |
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- 2024-05-10 CN CN202421004721.5U patent/CN222588568U/en active Active
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