CN215316631U - Climbing mechanism of welding fixture - Google Patents
Climbing mechanism of welding fixture Download PDFInfo
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- CN215316631U CN215316631U CN202121167651.1U CN202121167651U CN215316631U CN 215316631 U CN215316631 U CN 215316631U CN 202121167651 U CN202121167651 U CN 202121167651U CN 215316631 U CN215316631 U CN 215316631U
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Abstract
The utility model discloses a jacking mechanism of a welding fixture, which comprises a bottom plate, a movable locking wheel, a protective cavity, a lifting mechanism, a servo motor, a rotating shaft and a placing table, wherein the movable locking wheel is arranged on the bottom wall of the bottom plate, the protective cavity is arranged on the upper wall of the bottom plate, the protective cavity is a hollow cavity with an opening at the upper end, the servo motor is arranged on the bottom plate, one end of the rotating shaft is connected with the output end of the servo motor, the other end of the rotating shaft penetrates through the protective cavity and is rotatably arranged on the inner side wall of the protective cavity, the lifting mechanism is arranged in the protective cavity and is connected with the rotating shaft, and the placing table is arranged on the lifting mechanism. The utility model belongs to the technical field of welding instruments, and particularly relates to a jacking mechanism of a welding fixture, which is simple in structure and convenient to control.
Description
Technical Field
The utility model belongs to the technical field of welding instruments, and particularly relates to a jacking mechanism of a welding fixture.
Background
Welding jig is for guaranteeing weldment size, improves assembly accuracy and efficiency, prevents the anchor clamps that welding deformation adopted, and current welding jig is along with the development of society is various, but current welding jig is because its high fixed for the crowd of different heights can produce the condition emergence of awkward when with welding jig of the same kind, has influenced the availability factor of staff when welding jig indirectly, unusual inconvenience.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a jacking mechanism of a welding fixture.
In order to realize the functions, the technical scheme adopted by the utility model is as follows: a jacking mechanism of a welding fixture comprises a bottom plate, a movable locking wheel, a protective cavity, a lifting mechanism, a servo motor, a rotating shaft and a placing table, wherein the movable locking wheel is arranged on the bottom wall of the bottom plate, the protective cavity is arranged on the upper wall of the bottom plate, the protective cavity is a hollow cavity with an opening at the upper end, the servo motor is arranged on the bottom plate, one end of the rotating shaft is connected to the output end of the servo motor, the other end of the rotating shaft penetrates through the protective cavity and is rotatably arranged on the inner side wall of the protective cavity, the lifting mechanism is arranged in the protective cavity and is connected with the rotating shaft, the placing table is arranged on the lifting mechanism, the welding fixture is arranged on the placing table, and the rotating shaft is controlled to rotate through the servo motor, so that the lifting mechanism is controlled to operate, and the height of the placing table is adjusted; the lifting mechanism comprises a first lifting support component, a second lifting support component, a cam and a connecting shaft, the first lifting support component and the second lifting support component are identical in structure and are symmetrically arranged on the inner side wall of the protective cavity, the first lifting support component comprises a first connecting piece, a scissors fork structure and a second connecting piece, the first connecting piece is rotatably arranged on the inner side wall of the protective cavity, the scissors fork structure is arranged on the first connecting piece, the second connecting piece is connected to the scissors fork structure and the placing table, the cam is arranged on the rotating shaft, clamping teeth are uniformly arranged on the cam, the side walls of the clamping teeth are arranged in an arc shape, two ends of the connecting shaft are connected to the bottom ends of the scissors fork structures of the first lifting support component and the second lifting support component which are symmetrically arranged, the connecting shaft and the adjacent clamping teeth are arranged in a clearance fit manner, the cam is driven to rotate through the rotation of a servo motor, and the connecting shaft clamped between the adjacent clamping teeth can climb along one end of the arc-shaped clamping teeth, the connecting shaft rolls along the outer side of the cam, and is clamped and embedded by the clamping teeth when the set height is reached, so that the connecting shaft can be prevented from sliding along the outer side wall of the cam, the placing table is stable, welding work is facilitated, the cam rotates for a circle, and the extension-contraction cycle of the scissors structure is completed, so that the lifting of the placing table can be controlled only by the servo motor moving towards one direction, and the operation is convenient.
Preferably, the inner side wall of the protection cavity is symmetrically provided with limiting sliding grooves, two ends of the connecting shaft are provided with sliding blocks matched with the limiting sliding grooves, the sliding blocks slide in the limiting sliding grooves, and the first lifting supporting assembly and the second lifting supporting assembly keep vertical extension, so that the placing table can vertically lift.
Preferably, the first connecting piece comprises a rotating shaft sleeve, a first connecting rod and a second connecting rod, the rotating shaft sleeve is rotated on the inner side wall of the protective cavity, one end of the first connecting rod is rotated on the rotating shaft sleeve, the other end of the first connecting rod is rotated and connected with the bottom end of the scissor fork structure, one end of the second connecting rod is rotated and arranged on the rotating shaft sleeve, the other end of the second connecting rod is rotated and connected with the bottom end of the scissor fork structure, and the second connecting rod is symmetrically arranged with the first connecting rod.
Preferably, the connecting piece two is including articulated seat, connecting rod three and connecting rod four, articulated seat is located on the diapire of placing the platform, the one end of connecting rod three is rotated and is located articulated seat, the other end of connecting rod three is rotated with the top of cutting the fork structure and is connected, the one end of connecting rod four is rotated and is located articulated seat, the other end of connecting rod four is rotated with the top of cutting the fork structure and is connected, connecting rod four sets up with the connecting rod trisymmetry.
Adopt above-mentioned structure, drive about the connecting axle along the cam and climb along the cam along with the cam rotation, connecting rod one and connecting rod two are rotatory around rotatory axle sleeve, and connecting rod three and connecting rod four are rotatory around articulated seat to conveniently cut the expansion of fork structure, and then the control is placed a lift.
Preferably, the cam is in a volute-like structure, and the scissors structure can complete one cycle of extension-contraction by one circle of rotation of the cam.
The utility model adopts the structure to obtain the following beneficial effects: the jacking mechanism of the welding fixture is simple in structure and reasonable in design, the jacking mechanism is convenient to move and fix due to the arrangement of the movable locking wheel, the rotating shaft is driven to rotate through the servo motor to drive the cam to rotate, the connecting shaft is driven to climb along the outer side wall of the cam, the scissor structure is further unfolded, the placing table is lifted, the volute-like structure of the cam is arranged, when the cam rotates for one circle, the scissor structure can complete one period of extension and contraction, and the lifting of the placing table can be controlled only by keeping the servo motor to operate in one direction, so that the control is convenient; the slider sets up with spacing spout matched with, can make to cut the fork structure and stretch out and draw back in vertical direction all the time, is favorable to placing the platform steadily.
Drawings
FIG. 1 is a schematic structural diagram of a jacking mechanism of a welding jig according to the present invention;
FIG. 2 is a vertical cross-sectional view of a jacking mechanism of a welding fixture of the present invention;
fig. 3 is a schematic structural diagram of a first lifting support assembly of a jacking mechanism of a welding jig according to the present invention.
The lifting device comprises a base plate 1, a bottom plate 2, a movable locking wheel 3, a protective cavity 4, a lifting mechanism 5, a servo motor 6, a rotating shaft 7, a placing table 8, a lifting support assembly I, a lifting support assembly II, a lifting support assembly 10, a cam 11, a connecting shaft 12, a connecting piece I, a connecting piece 13, a scissor fork structure 14, a connecting piece II, a connecting piece 15, a latch 16, a limiting sliding groove 17, a sliding block 18, a rotating shaft sleeve 19, a connecting rod I, a connecting rod II, a connecting rod 21, a hinge base 22, a connecting rod III, a connecting rod 23 and a connecting rod IV.
Detailed Description
The technical solutions of the present invention will be described in further detail with reference to specific implementations, and all the portions of the present invention that are not described in detail in the technical features or the connection relationships of the present invention are the prior art.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, a welding jig jacking mechanism includes a bottom plate 1, a movable locking wheel 2, a protective cavity 3, a lifting mechanism 4, a servo motor 5, a rotating shaft 6 and a placing table 7, wherein the movable locking wheel 2 is arranged on the bottom wall of the bottom plate 1, the protective cavity 3 is arranged on the upper wall of the bottom plate 1, the protective cavity 3 is a hollow cavity with an open upper end, the servo motor 5 is arranged on the bottom plate 1, one end of the rotating shaft 6 is connected to the output end of the servo motor 5, the other end of the rotating shaft 6 penetrates through the protective cavity 3 and is rotatably arranged on the inner side wall of the protective cavity 3, the lifting mechanism 4 is arranged in the protective cavity 3 and is connected with the rotating shaft 6, and the placing table 7 is arranged on the lifting mechanism 4; the lifting mechanism 4 comprises a first lifting support component 8, a second lifting support component 9, a cam 10 and a connecting shaft 11, the first lifting support component 8 and the second lifting support component 9 have the same structure and are symmetrically arranged on the inner side wall of the protection cavity 3, the first lifting support assembly 8 comprises a first connecting piece 12, a scissor structure 13 and a second connecting piece 14, the first connecting piece 12 is rotatably arranged on the inner side wall of the protective cavity 3, the scissors structure 13 is arranged on the first connecting piece 12, the second connecting piece 14 is connected with the scissors structure 13 and the placing platform 7, the cam 10 is arranged on the rotating shaft 6, the cam 10 is evenly provided with a latch 15, the side wall of the latch 15 is arc-shaped, the two ends of the connecting shaft 11 are connected to the bottom ends of the scissor structures 13 of the first lifting supporting assembly 8 and the second lifting supporting assembly 9 which are symmetrically arranged, and the connecting shaft 11 and the adjacent latch 15 are arranged in a clearance fit mode.
The protection chamber 3 is characterized in that limiting sliding grooves 16 are symmetrically formed in the inner side wall of the protection chamber, and sliding blocks 17 matched with the limiting sliding grooves 16 are arranged at two ends of the connecting shaft 11.
The first connecting piece 12 comprises a rotating shaft sleeve 18, a first connecting rod 19 and a second connecting rod 20, the rotating shaft sleeve 18 is rotatably arranged on the inner side wall of the protective cavity 3, one end of the first connecting rod 19 is rotatably arranged on the rotating shaft sleeve 18, the other end of the first connecting rod 19 is rotatably connected with the bottom end of the scissors fork structure 13, one end of the second connecting rod 20 is rotatably arranged on the rotating shaft sleeve 18, the other end of the second connecting rod 20 is rotatably connected with the bottom end of the scissors fork structure 13, and the second connecting rod 20 and the first connecting rod 19 are symmetrically arranged.
The second connecting piece 14 comprises a hinged seat 21, a third connecting rod 22 and a fourth connecting rod 23, the hinged seat 21 is arranged on the bottom wall of the placing table 7, one end of the third connecting rod 22 is rotated and arranged on the hinged seat 21, the other end of the third connecting rod 22 is rotated and connected with the top end of the scissors structure 13, one end of the fourth connecting rod 23 is rotated and arranged on the hinged seat 21, the other end of the fourth connecting rod 23 is rotated and connected with the top end of the scissors structure 13, and the fourth connecting rod 23 and the third connecting rod 22 are symmetrically arranged.
The cam 10 is of a volute-like configuration.
During the specific use, install welding jig on placing platform 7, when the height of placing platform 7 needs to be adjusted, control servo motor 5 rotates, make cam 10 rotatory, and then order about connecting axle 11 and climb along protruding lateral wall, the latch 15 that sets up on the lateral wall of cam 10 can inlay the connecting axle 11 inlay card in the clearance between adjacent latch 15, slider 17 and the setting of cooperateing of spacing spout 16 can make and cut fork structure 13 and stretch out and draw back in vertical direction all the time, and then the messenger places platform 7 and steadily goes up and down in vertical direction.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides a welding jig's climbing mechanism which characterized in that: the device comprises a bottom plate, a movable locking wheel, a protection cavity, a lifting mechanism, a servo motor, a rotating shaft and a placing table, wherein the movable locking wheel is arranged on the bottom wall of the bottom plate, the protection cavity is arranged on the upper wall of the bottom plate, the protection cavity is a hollow cavity with an opening at the upper end, the servo motor is arranged on the bottom plate, one end of the rotating shaft is connected to the output end of the servo motor, the other end of the rotating shaft penetrates through the protection cavity and is rotatably arranged on the inner side wall of the protection cavity, the lifting mechanism is arranged in the protection cavity and is connected with the rotating shaft, and the placing table is arranged on the lifting mechanism; elevating system includes lift supporting component one, lift supporting component two, cam and connecting axle, lift supporting component one is the same with two structures of lift supporting component and the symmetry is located on the inside wall in protection chamber, lift supporting component one includes connecting piece one, cuts fork structure and connecting piece two, one rotation of connecting piece is located on the inside wall in protection chamber, cut the fork structure and locate connecting piece one, connecting piece two is connected in cutting the fork structure and is placed the platform, the cam is located in the pivot, evenly be equipped with the latch on the cam, the lateral wall of latch sets up for the arc, the both ends of connecting axle are connected in the lift supporting component one that the symmetry set up and the bottom of cutting the fork structure of lift supporting component two, clearance fit between connecting axle and the adjacent latch sets up.
2. The welding jig jacking mechanism of claim 1, wherein: the protection device is characterized in that limiting sliding grooves are symmetrically formed in the inner side wall of the protection cavity, and sliding blocks matched with the limiting sliding grooves are arranged at two ends of the connecting shaft.
3. The welding jig jacking mechanism of claim 1, wherein: the first connecting piece comprises a rotating shaft sleeve, a first connecting rod and a second connecting rod, the rotating shaft sleeve is rotated and arranged on the inner side wall of the protective cavity, one end of the first connecting rod is rotated and arranged on the rotating shaft sleeve, the other end of the first connecting rod is rotated and connected with the bottom end of the scissor fork structure, one end of the second connecting rod is rotated and arranged on the rotating shaft sleeve, the other end of the second connecting rod is rotated and connected with the bottom end of the scissor fork structure, and the second connecting rod is symmetrically arranged with the first connecting rod.
4. The welding jig jacking mechanism of claim 3, wherein: the connecting piece two is including articulated seat, three connecting rods and four connecting rods, articulated seat is located on the diapire of placing the platform, the one end of three connecting rods is rotated and is located articulated seat, the other end of three connecting rods is rotated with the top of cutting the fork structure and is connected, the one end of four connecting rods is rotated and is located articulated seat, the other end of four connecting rods is rotated with the top of cutting the fork structure and is connected, four connecting rods and the three symmetry settings of connecting rod.
5. The welding jig jacking mechanism of claim 1, wherein: the cam is arranged in a volute-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121167651.1U CN215316631U (en) | 2021-05-28 | 2021-05-28 | Climbing mechanism of welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121167651.1U CN215316631U (en) | 2021-05-28 | 2021-05-28 | Climbing mechanism of welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215316631U true CN215316631U (en) | 2021-12-28 |
Family
ID=79548731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121167651.1U Active CN215316631U (en) | 2021-05-28 | 2021-05-28 | Climbing mechanism of welding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215316631U (en) |
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2021
- 2021-05-28 CN CN202121167651.1U patent/CN215316631U/en active Active
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