CN220636860U - Circular workpiece welding positioning fixture - Google Patents
Circular workpiece welding positioning fixture Download PDFInfo
- Publication number
- CN220636860U CN220636860U CN202322014470.0U CN202322014470U CN220636860U CN 220636860 U CN220636860 U CN 220636860U CN 202322014470 U CN202322014470 U CN 202322014470U CN 220636860 U CN220636860 U CN 220636860U
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- Prior art keywords
- clamping
- rods
- positioning
- circular workpiece
- base
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- 238000003466 welding Methods 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract 8
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model belongs to the technical field of machining and manufacturing, and particularly relates to a circular workpiece welding positioning clamp which comprises a base, wherein two positioning components are arranged on the left side of the base, and two positioning components are arranged on the right side of the base; the positioning assembly comprises clamping jaws and a -type frame; the clamping jaw comprises type installation blocks, two guide rods are arranged in the type installation blocks, two clamping rods are arranged on the two guide rods in a sliding mode, the lower ends of the clamping rods are fixedly connected with the clamping blocks, V-shaped clamping surfaces are arranged on the inner side faces of the clamping blocks, connecting rods are hinged to the upper ends of the clamping rods, driving rods are arranged above the type installation blocks, and the upper ends of the two connecting rods are hinged to the front end and the rear end of the driving rods respectively.
Description
Technical Field
The utility model belongs to the technical field of machining and manufacturing, and particularly relates to a circular workpiece welding positioning clamp.
Background
In order to facilitate welding of round workpieces, various clamps are designed to position the round workpieces, most of the clamps only can ensure stability in the welding process of the round workpieces, but cannot ensure coaxiality between two round workpieces, especially coaxiality between two round workpieces with different diameters, in order to solve the problem that coaxiality cannot be ensured, the utility model patent application number 201820224832.5 proposes a pipe fitting coaxial positioning clamp, but when the pipe fitting coaxial positioning clamp performs coaxial positioning, pressure is applied to four outer bulbs on the circumferential surface of a round pipe by means of a compression taper pipe at the same time, so that the four compression bulbs inside the round pipe simultaneously compress the pipe fitting, the axis of the pipe fitting is ensured to be identical with that of the round pipe fitting, and coaxiality between two pipe fittings on the left side and the right side is ensured.
Disclosure of Invention
The utility model provides a circular workpiece welding positioning fixture aiming at the problems.
The utility model adopts the following technical scheme to achieve the aim:
the circular workpiece welding positioning fixture comprises a base, wherein two positioning assemblies are arranged on the left side of the base and used for positioning a circular workpiece on the left side, and two positioning assemblies are arranged on the right side of the base and used for positioning a circular workpiece on the right side;
the positioning assembly comprises clamping jaws and a -type frame;
the clamping jaw comprises a type mounting block, the front side and the rear side of the type mounting block are fixedly connected with two vertical rods of a type frame through fixing rods, two guide rods are arranged in the type mounting block, two clamping rods are arranged on the guide rods in a sliding mode, the two clamping rods are symmetrically arranged in the front-rear mode, the lower ends of the clamping rods are fixedly connected with the clamping blocks, V-shaped clamping surfaces are arranged on the inner side faces of the clamping blocks, connecting rods are hinged to the upper ends of the clamping rods, the two connecting rods are arranged in a crossed mode, the two connecting rods are respectively located on the left side and the right side of the type mounting block, a driving rod is arranged above the type mounting block, the upper ends of the two connecting rods are respectively hinged to the front end and the rear end of the driving rod, an electric telescopic rod is connected to the upper portion of the driving rod, and the upper end of the electric telescopic rod is connected with an upper cross beam of the type frame.
Further, a mounting groove is formed in the V-shaped clamping surface, and a roller is rotatably connected in the mounting groove.
Still further, all be provided with the stiffening rod between two locating component that lie in the left side and lie in between two locating component of right side.
Compared with the prior art, the utility model has the following advantages:
when the round workpiece is clamped, the clamping of the two clamping blocks can be realized only by driving the driving rod to rise through the electric telescopic rod, the operation is simple, the structure is simplified, in the clamping process, the height of the clamping blocks cannot be changed, the axial line of the round workpiece cannot be changed in the height direction, the two clamping blocks move simultaneously, the front and rear symmetry is always kept, the midpoint between the two clamping blocks cannot be changed, the axial line of the round workpiece cannot be deviated in the front and rear directions, and the coaxial positioning of the round workpiece is finally realized;
according to the utility model, the roller is arranged on the V-shaped clamping surface, and when the round workpiece is required to rotate in the welding process, rolling friction between the round workpiece and the V-shaped clamping surface can be realized, so that the round workpiece can rotate conveniently.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a positioning assembly according to the present utility model;
FIG. 3 is a schematic view of the structure of the clamping jaw of the present utility model;
in the figure, a base-1, a positioning assembly-2, a reinforcing rod-3, clamping jaws-20, a type frame-21, an electric telescopic rod-22, fixing rods-23, type mounting blocks-201, a guide rod-202, a clamping rod-203, a clamping block-204, a V-shaped clamping surface-205, a connecting rod-206, a driving rod-207, a mounting groove-208 and a roller-209.
Detailed Description
In order to further illustrate the technical scheme of the utility model, the utility model is further illustrated by the following examples.
As shown in fig. 1 to 3, a positioning fixture for welding a circular workpiece comprises a base 1, wherein two positioning assemblies 2 are arranged on the left side of the base 1 and used for positioning the circular workpiece on the left side, two positioning assemblies 2 are arranged on the right side of the base 1 and used for positioning the circular workpiece on the right side, and reinforcing rods 3 are arranged between the two positioning assemblies 2 on the left side and between the two positioning assemblies 2 on the right side;
the positioning assembly 2 comprises a clamping jaw 20 and a type frame 21;
the clamping jaw 20 comprises a -type mounting block 201, the front side and the rear side of the -type mounting block 201 are fixedly connected with two vertical rods of a -type frame 21 through a fixing rod 23, two guide rods 202 are arranged in the -type mounting block 201, two clamping rods 203 are arranged on the two guide rods 202 in a sliding mode, the two clamping rods 203 are symmetrically arranged in the front-rear mode, the lower end of each clamping rod 203 is fixedly connected with a clamping block 204, a V-shaped clamping surface 205 is arranged on the inner side of each clamping block 204, a mounting groove 208 is formed in each V-shaped clamping surface 205, rollers 209 are rotatably connected in the mounting grooves 208, connecting rods 206 are hinged to the upper ends of the clamping rods 203, the two connecting rods 206 are arranged in a crossed mode, driving rods 207 are respectively arranged above the -type mounting block 201, the upper ends of the two connecting rods 206 are respectively hinged to the front and rear sides of the driving rods 207, the driving rods 207 are respectively connected with the upper ends of the electric rods 5622 of the electric rods 21, and the telescopic beams are connected with the telescopic beams 78.
While the principal features and advantages of the present utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. A circular work piece welding positioning fixture which characterized in that: the device comprises a base (1), wherein two positioning assemblies (2) are arranged on the left side of the base (1) and used for positioning a circular workpiece on the left side, and two positioning assemblies (2) are arranged on the right side of the base (1) and used for positioning a circular workpiece on the right side;
the positioning assembly (2) comprises a clamping jaw (20) and a type frame (21);
clamping jaw (20) are including type installation piece (201), two pole setting fixed connection of front and back both sides of type installation piece (201) through dead lever (23) and type frame (21) type installation piece (201) inside is provided with two guide bars (202), two on guide bars (202) common slip is provided with two clamping bars (203), two clamping bars (203) are the fore-and-aft symmetry setting clamping bar (204) clamping bar (203) s) are fixedly connected with clamping bar (203)'s lower extreme clamping bar (204) are provided with V type clamping face (205) clamping bar (203) s) are articulated to clamping bar (203) s upper end have connecting rod (206), and two connecting rod (206) are the cross setting, and two connecting rod (206) are located type installation piece (201) respectively the left and right sides, type installation piece (201) top is provided with driving lever (207), two upper ends of connecting rod (206) are articulated respectively at driving lever (207) front and back of electric boom (21) are connected with electric boom (22) expansion and contraction beam (22) on electric boom (21).
2. The circular workpiece welding positioning fixture as defined in claim 1, wherein: a mounting groove (208) is formed in the V-shaped clamping surface (205), and a roller (209) is rotationally connected to the mounting groove (208).
3. The circular workpiece welding positioning fixture as defined in claim 1, wherein: reinforcing rods (3) are arranged between the two locating components (2) on the left side and between the two locating components (2) on the right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322014470.0U CN220636860U (en) | 2023-07-28 | 2023-07-28 | Circular workpiece welding positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322014470.0U CN220636860U (en) | 2023-07-28 | 2023-07-28 | Circular workpiece welding positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220636860U true CN220636860U (en) | 2024-03-22 |
Family
ID=90268240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322014470.0U Active CN220636860U (en) | 2023-07-28 | 2023-07-28 | Circular workpiece welding positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220636860U (en) |
-
2023
- 2023-07-28 CN CN202322014470.0U patent/CN220636860U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |