CN222818248U - Jack welding jig - Google Patents
Jack welding jig Download PDFInfo
- Publication number
- CN222818248U CN222818248U CN202421761219.9U CN202421761219U CN222818248U CN 222818248 U CN222818248 U CN 222818248U CN 202421761219 U CN202421761219 U CN 202421761219U CN 222818248 U CN222818248 U CN 222818248U
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- positioning
- clamp
- bottom plate
- jack
- expansion
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Abstract
The utility model discloses a jack welding clamp which is characterized by comprising a clamp bottom plate and a clamp base, wherein the clamp bottom plate is arranged on the top surface of the clamp base, a plurality of clamping stations are arranged on the top surface of the clamp bottom plate along the length direction, two symmetrically arranged supporting seats are arranged at each clamping station, a positioning seat is arranged between the two supporting seats, a positioning expansion sleeve is arranged on the positioning seat, an expansion core is vertically and movably arranged in the positioning expansion sleeve, a driving device is connected to the lower end of the expansion core, and a pressing mechanism is arranged right above the two supporting seats. The clamping device has the beneficial effects that the clamping device is simple in structure and convenient to clamp, each part on the jack can be positioned quickly, the metal sleeve can be pressed from the inside in an internal pulling and expanding mode, interference of the clamping device on welding is avoided, a plurality of workpieces can be clamped by one set of clamping device, the welding efficiency can be improved, and the clamping device is suitable for automatic welding production of robots.
Description
Technical Field
The utility model relates to the field of clamps, in particular to a jack welding clamp.
Background
The automobile jack is a device commonly used in the process of repairing wheels, and the four-bar jack body is small, light in weight and convenient to use, so that the automobile jack is the most widely used automobile jack. The car jack comprises four arms, of which a first pair of arms is hinged to an upper abutment and a second pair of arms is further hinged to a lower abutment, an actuator, usually obtained by means of a screw and a nut, designed to move the hinge points closer to/away from each other, to adjust the distance between said upper abutment and said lower abutment. A metal sleeve is arranged between the hinge points of the first pair of arms and the second pair of arms, the screw rod penetrates through the sleeve, and the metal sleeve is required to be welded and connected on the hinge point shaft, so that a clamp is required to be designed for clamping and positioning the arms and the metal sleeve of the jack.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the jack welding clamp which is simple in structure, convenient to clamp and suitable for automatic welding lines of robots.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The jack welding clamp is characterized by comprising a clamp bottom plate and a clamp base, wherein the clamp bottom plate is arranged on the top surface of the clamp base, a plurality of clamping stations are arranged on the top surface of the clamp bottom plate along the length direction, two symmetrically arranged supporting seats are arranged on each clamping station, a positioning seat is arranged between the two supporting seats, a positioning expansion sleeve is arranged on the positioning seat, an expansion core is vertically and movably arranged in the positioning expansion sleeve, a driving device is connected to the lower end of the expansion core, and a pressing mechanism is arranged above the two supporting seats in an aligned mode.
Further, the top surface of supporting seat is the inclined plane, the both sides of supporting seat are provided with the stopper.
Further, the driving device is a vertical cylinder arranged below the positioning seat, and the front end of a piston rod of the vertical cylinder is connected with the lower end of the expansion core.
Further, a positioning ring table is arranged at the lower part of the positioning expansion sleeve, an expansion surface is arranged at the upper part of the positioning expansion sleeve, and the contact surface of the positioning expansion sleeve and the expansion core is conical.
Further, the pressing mechanism comprises a lever pressing cylinder arranged on the clamp bottom plate, a pressing block is connected to a pressing arm of the lever pressing cylinder, and a pressing tool surface of the pressing block is an inclined surface.
The clamping device has the beneficial effects that the clamping device is simple in structure and convenient to clamp, each part on the jack can be positioned quickly, the metal sleeve can be pressed from the inside in an internal pulling and expanding mode, interference of the clamping device on welding is avoided, a plurality of workpieces can be clamped by one set of clamping device, the welding efficiency can be improved, and the clamping device is suitable for automatic welding production of robots.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is a cross-sectional view of any of the clamping stations of the present utility model.
Detailed Description
The utility model will be described in further detail with reference to specific embodiments and drawings.
The utility model provides a jack welding jig as shown in fig. 1-2, including anchor clamps bottom plate 1, anchor clamps base 2, anchor clamps bottom plate 1 sets up in anchor clamps base 2 top surface, and anchor clamps bottom plate 1 top surface is provided with a plurality of clamping stations along length direction range, and every clamping station is provided with two symmetrical arrangement's supporting seat 3, and the centre of two supporting seats 3 is provided with positioning seat 4, and the top surface of two supporting seats 3 is the inclined plane of opposite direction, and the both sides of supporting seat 3 are provided with stopper 8 for support positioning jack's underarm surface. A pressing mechanism is arranged above the two supporting seats 3 in a right pair.
The positioning seat 4 is provided with a positioning expansion sleeve 5, an expansion core 6 is vertically movably arranged in the positioning expansion sleeve 5, the lower end of the expansion core 6 is connected with a driving device 7, the positioning expansion sleeve 5 is positioned in a through hole on a jack hinge shaft, and the metal sleeve is positioned on the positioning expansion sleeve 5. The lower part of the positioning expansion sleeve 5 is provided with a positioning ring table 51 for supporting the lower end face of the positioning hinge shaft, and the upper part of the positioning expansion sleeve 5 is provided with an expansion surface 52 for expanding the inner circular surface of the metal sleeve. The contact surface of the positioning expansion sleeve 5 and the expansion core 6 is conical, and when the expansion core 6 moves downwards, the positioning expansion sleeve 5 expands outwards, so as to clamp the metal casing.
Further, the driving device 7 is a vertical air cylinder 9 arranged below the positioning seat 4, and the front end of a piston rod of the vertical air cylinder 9 is connected with the lower end of the expansion core 6. The expansion of the metal sleeve is realized by the shrinkage of the cylinder.
The pressing mechanism comprises a lever pressing cylinder 10 arranged on the clamp bottom plate 1, a pressing block 11 is connected to a pressing arm of the lever pressing cylinder 10, and a pressing tool surface of the pressing block 11 is an inclined surface corresponding to the jack arm.
While the foregoing has been provided by embodiments of the present utility model with particularity, the principles and modes of carrying out the embodiments of the present utility model have been described in detail by way of example only, and are not intended to limit the utility model to the particular embodiments and modes of carrying out the utility model, as will be apparent to those skilled in the art from consideration of this disclosure.
Claims (5)
1. The jack welding clamp is characterized by comprising a clamp bottom plate (1) and a clamp base (2), wherein the clamp bottom plate (1) is arranged on the top surface of the clamp base (2), a plurality of clamping stations are arranged on the top surface of the clamp bottom plate (1) along the length direction, two symmetrically arranged supporting seats (3) are arranged on each clamping station, a positioning seat (4) is arranged in the middle of each supporting seat (3), a positioning expansion sleeve (5) is arranged on each positioning seat (4), an expansion core (6) is vertically and movably arranged in each positioning expansion sleeve (5), a driving device (7) is connected to the lower end of each expansion core (6), and a pressing mechanism is arranged above each supporting seat (3) in a positive pair.
2. The jack welding fixture of claim 1, wherein the top surface of the supporting seat (3) is an inclined surface, and limiting blocks (8) are arranged on two sides of the supporting seat (3).
3. The jack welding fixture as claimed in claim 1, wherein the driving device (7) is a vertical cylinder (9) arranged below the positioning seat (4), and the front end of a piston rod of the vertical cylinder (9) is connected with the lower end of the expansion core (6).
4. A jack welding fixture as claimed in claim 1, wherein the lower part of the positioning expansion sleeve (5) is provided with a positioning annular table (51), the upper part of the positioning expansion sleeve (5) is provided with a tightening surface (52), and the contact surface of the positioning expansion sleeve (5) and the expansion core (6) is conical.
5. The jack welding fixture as claimed in claim 1, wherein the pressing mechanism comprises a lever pressing cylinder (10) arranged on the fixture bottom plate (1), a pressing block (11) is connected to a pressing arm of the lever pressing cylinder (10), and a pressing tool surface of the pressing block (11) is an inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421761219.9U CN222818248U (en) | 2024-07-23 | 2024-07-23 | Jack welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421761219.9U CN222818248U (en) | 2024-07-23 | 2024-07-23 | Jack welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222818248U true CN222818248U (en) | 2025-05-02 |
Family
ID=95487825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421761219.9U Active CN222818248U (en) | 2024-07-23 | 2024-07-23 | Jack welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222818248U (en) |
-
2024
- 2024-07-23 CN CN202421761219.9U patent/CN222818248U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |