CN219665803U - Positioning fixture for machining - Google Patents
Positioning fixture for machining Download PDFInfo
- Publication number
- CN219665803U CN219665803U CN202320639672.1U CN202320639672U CN219665803U CN 219665803 U CN219665803 U CN 219665803U CN 202320639672 U CN202320639672 U CN 202320639672U CN 219665803 U CN219665803 U CN 219665803U
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- China
- Prior art keywords
- shaped base
- sliding
- rod
- sleeve
- stud
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- 238000003754 machining Methods 0.000 title claims abstract description 16
- 238000003825 pressing Methods 0.000 claims description 15
- 230000002457 bidirectional effect Effects 0.000 abstract 3
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of clamps, in particular to a positioning clamp for machining, which comprises a U-shaped base, wherein the upper surface of the U-shaped base is provided with a mounting groove, a bidirectional threaded rod is rotationally arranged in the mounting groove, a gear motor is arranged on the outer wall of one side of the U-shaped base, an output shaft of the gear motor is coaxially arranged with the bidirectional threaded rod, two thread sections of the bidirectional threaded rod are respectively provided with a moving block, the moving blocks are in sliding connection with the bottom of the mounting groove, each moving block is respectively provided with a lifting rod, the top of each lifting rod is provided with a clamping plate, the top of each clamping plate is provided with a top plate, and a compression assembly is arranged on the top plate. The utility model has the advantages of simple structure, stable clamping and flexible and adjustable adjustment.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a positioning clamp for machining.
Background
The fixture is a device for fixing a machining object in a correct position in a mechanical manufacturing process to receive construction or detection, and is also called a fixture in a broad sense, and any process in the process for rapidly, conveniently and safely mounting a workpiece can be called a fixture.
The existing positioning fixture for machining can only clamp a workpiece through clamping plates at two sides during machining, so that the positioning effect is achieved, the firmness is insufficient during clamping the workpiece, the workpiece is caused to shake in the machining process, normal machining is affected, the quality of produced products is different, and enterprise loss is increased.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the following technical scheme.
The utility model provides a positioning fixture for machining, includes the U-shaped base the mounting groove has been seted up to the upper surface of U-shaped base the mounting groove internal rotation is equipped with two-way threaded rod be equipped with gear motor on the outer wall of one side of U-shaped base, gear motor's output shaft and the coaxial setting of two-way threaded rod be equipped with the movable block on two screw thread sections of two-way threaded rod respectively, the bottom sliding connection of movable block and mounting groove is equipped with the lifter on every movable block respectively the top of lifter is equipped with splint the top of splint is equipped with the roof be equipped with compressing tightly the subassembly on the roof.
Preferably, the lifting rod comprises a sleeve arranged at the top of the moving block and a movable rod movably sleeved in the sleeve, a locking mechanism is arranged on the side wall of the sleeve and comprises a bolt in threaded connection with the sleeve and a plurality of screw holes formed in the movable rod, and the bolt is matched with the screw holes.
Preferably, the pressing assembly comprises a stud in threaded connection with the top plate, the two ends of the stud extend out of the top plate respectively, the top of the stud is connected with a knob, the bottom of the stud is rotatably connected with a pressing plate, and the inner end of the pressing plate is in sliding connection with the side wall of the clamping plate.
Preferably, telescopic rods are connected to the inner walls of the two sides of the U-shaped base in a sliding mode, and telescopic ends of the telescopic rods are connected with the clamping plates.
Preferably, sliding grooves are formed in the inner walls of the two sides of the U-shaped base, sliding blocks are arranged in the sliding grooves in a sliding mode, and the fixed ends of the telescopic rods are connected with the sliding blocks.
The utility model has the beneficial effects that:
1. according to the utility model, the sleeve and the movable rod are matched, the bolt on the sleeve is correspondingly matched with the screw hole on the movable rod according to the size of the workpiece, the bolt is fixed, the heights of the clamping plates and the pressing plates are adjusted to be proper, the workpiece is clamped in the two clamping plates, and then the workpiece is positioned and pressed by the pressing plates, so that the workpiece is stably and firmly fixed in the clamp, and the workpiece is further processed.
Drawings
FIG. 1 is a schematic overall construction of the structure of the present utility model;
the reference numerals in the figures are: the device comprises a U-shaped base, a mounting groove, a two-way threaded rod, a moving block, a speed reducing motor, a sleeve, a bolt, a movable rod, a screw hole, a clamping plate, a top plate, a stud, a pressing plate, a knob, a telescopic rod, a sliding groove and a sliding block, wherein the U-shaped base, the mounting groove, the two-way threaded rod, the moving block, the speed reducing motor, the sleeve, the bolt, the movable rod, the screw hole, the clamping plate, the top plate, the stud, the pressing plate, the knob, the telescopic rod, the sliding groove and the sliding block are all arranged in sequence.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Example 1
The utility model provides a positioning fixture for machining, as shown in fig. 1, including U-shaped base 1, mounting groove 2 has been seted up at the upper surface of U-shaped base 1, be equipped with bi-directional threaded rod 3 in the rotation of mounting groove 2, be equipped with two opposite direction screw thread sections on bi-directional threaded rod 3, be equipped with gear motor 5 on the outer wall of one side of U-shaped base 1, gear motor 5's output shaft and the coaxial setting of bi-directional threaded rod 3, be equipped with movable block 4 on two screw thread sections of bi-directional threaded rod 3 respectively, movable block 4 and the bottom sliding connection of mounting groove 2 are equipped with the lifter on every movable block 4 respectively, the lifter is equipped with locking mechanism including sleeve 6 and the movable rod 8 of movable sleeve 6 of establishing at the movable block 4 top, locking mechanism includes bolt 7 and a plurality of screw holes 9 of establishing on movable rod 8 on sleeve 6, bolt 7 and screw hole 9 cooperation. The extension of the movable rod 8 in the sleeve 6 is adjusted according to the size of the workpiece, and the bolt 7 is fixed in different screw holes 9.
The top of lifter is equipped with splint 10, is equipped with roof 11 at the top of splint 10, is equipped with the subassembly that compresses tightly on roof 11. The compressing assembly comprises a stud 12 which is connected with the top plate 11 in a threaded manner, the two ends of the stud 12 extend out of the top plate 11 respectively, the top of the stud is connected with a knob 14, the bottom of the stud is connected with a pressing plate 13 in a rotating manner, and the inner end of the pressing plate 13 is connected with the side wall of the clamping plate 10 in a sliding manner. The pressing plate 13 is used for pressing, positioning and fixing the workpiece by adjusting the stud 12.
The inner walls of the two sides of the U-shaped base 1 are slidably connected with telescopic rods 15, and the telescopic ends of the telescopic rods 15 are connected with the clamping plates 10. A sliding groove 16 is formed in the inner walls of the two sides of the U-shaped base 1, a sliding block 17 is arranged in the sliding groove 16 in a sliding mode, and the fixed end of the telescopic rod 15 is connected with the sliding block 17. The telescopic rod 15 can guide the two clamping plates 10 when moving, so that the moving process is more stable, and meanwhile, when the lifting rod is lifted by matching the sliding block 17 with the sliding groove 16, the telescopic rod 15 can be lifted along with the lifting rod, so that the clamping plates 10 are more stable when lifted.
According to the utility model, the height of the pressing plate 13 is firstly adjusted according to the size of a workpiece, when the workpiece is adjusted, the movable rod 8 stretches into the sleeve 6 to a proper height by unscrewing the bolt 7, and then the bolt 7 is screwed into the corresponding screw hole 9 and screwed down, so that the movable rod 8 is fixed in the sleeve 6; then through gear motor 5 forward and backward rotation, drive two-way threaded rod 3 rotates to make two movable blocks 4 keep away from each other or be close to, press from both sides the work piece tightly between two splint 10 when being close to, immediately rotate knob 14, screw thread post 12 rotates and drives clamp plate 13 downward movement, compresses tightly the work piece, thereby makes its stable firm centre gripping in anchor clamps, and then carries out processing to the work piece.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a positioning fixture for machining, includes U-shaped base (1), its characterized in that mounting groove (2) have been seted up to the upper surface of U-shaped base (1) the indent (2) rotation is equipped with two-way threaded rod (3) be equipped with gear motor (5) on the outer wall of one side of U-shaped base (1), the output shaft and the two-way threaded rod (3) of gear motor (5) are coaxial to be set up be equipped with movable block (4) on two screw thread sections of two-way threaded rod (3) respectively, the bottom sliding connection of movable block (4) and mounting groove (2) is equipped with the lifter on every movable block (4) respectively the top of lifter is equipped with splint (10) the top of splint (10) is equipped with roof (11) be equipped with the hold-down assembly on roof (11).
2. The positioning jig for machining according to claim 1, wherein: the lifting rod comprises a sleeve (6) arranged at the top of the moving block (4) and a movable rod (8) movably sleeved in the sleeve (6), a locking mechanism is arranged on the side wall of the sleeve (6) and comprises a bolt (7) in threaded connection with the sleeve (6) and a plurality of screw holes (9) arranged on the movable rod (8), and the bolt (7) is matched with the screw holes (9).
3. The positioning jig for machining according to claim 1, wherein: the pressing assembly comprises a stud (12) which is connected onto the top plate (11) through threads, the top plate (11) is respectively extended from two ends of the stud (12), a knob (14) is connected to the top of the stud, a pressing plate (13) is rotatably connected to the bottom of the stud, and the inner end of the pressing plate (13) is in sliding connection with the side wall of the clamping plate (10).
4. A positioning jig for machining according to claim 1 or 3, wherein: the two side inner walls of the U-shaped base (1) are connected with telescopic rods (15) in a sliding manner, and the telescopic ends of the telescopic rods (15) are connected with the clamping plates (10).
5. The positioning jig for machining according to claim 4, wherein: a sliding groove (16) is formed in the inner walls of the two sides of the U-shaped base (1), a sliding block (17) is arranged in the sliding groove (16) in a sliding mode, and the fixed end of the telescopic rod (15) is connected with the sliding block (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320639672.1U CN219665803U (en) | 2023-03-28 | 2023-03-28 | Positioning fixture for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320639672.1U CN219665803U (en) | 2023-03-28 | 2023-03-28 | Positioning fixture for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219665803U true CN219665803U (en) | 2023-09-12 |
Family
ID=87927584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320639672.1U Active CN219665803U (en) | 2023-03-28 | 2023-03-28 | Positioning fixture for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219665803U (en) |
-
2023
- 2023-03-28 CN CN202320639672.1U patent/CN219665803U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |