CN219818841U - Clamp for machining with high positioning accuracy for precision machining - Google Patents
Clamp for machining with high positioning accuracy for precision machining Download PDFInfo
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- CN219818841U CN219818841U CN202321048852.9U CN202321048852U CN219818841U CN 219818841 U CN219818841 U CN 219818841U CN 202321048852 U CN202321048852 U CN 202321048852U CN 219818841 U CN219818841 U CN 219818841U
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- positioning accuracy
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- 238000003754 machining Methods 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a mechanical processing clamp with high positioning accuracy for precision mechanical processing, which comprises a base, wherein a box body is fixed on the upper surface of the base, a locking mechanism is arranged in the box body, a movable rod is connected in a sliding manner in the box body, connecting seats are connected on the left side and the right side of the base in a sliding manner, and a limiting mechanism is arranged in the connecting seats. This precision machining is with anchor clamps for machining that positioning accuracy is high is provided with locking mechanism and stop gear, mutually support between each structure through locking mechanism and stop gear, can conveniently lock the carriage release lever after moving, through pivoted threaded rod, enable splint remove in the box body, and lock the carriage release lever, thereby make the accuracy of anchor clamps when using higher, can also conveniently install anchor clamps simultaneously, through the movable plate of removal, enable the gag lever post remove in the spacing inslot, thereby make anchor clamps can easy to assemble, in order to improve the practicality of anchor clamps when using.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a machining clamp with high positioning accuracy for precision machining.
Background
The machining refers to a process of changing the external dimension or performance of a workpiece by a mechanical device, and the machining mode can be divided into cutting machining and pressing machining according to the difference, and the fixture refers to a device for fixing a machining object in the machining process so as to enable the machining object to occupy a correct position to receive construction or detection, also called a fixture, and the workpiece is clamped by the fixture during machining.
For example, chinese patent publication No. CN 217859977U discloses a fixture for machining with high positioning accuracy for precision machining, which comprises a clamping box, wherein a vertical plate is fixedly connected to the left side of the top of the clamping box, a limiting block is fixedly connected to the inner cavity of the vertical plate, a limiting rod is slidably connected to the inner cavity of the limiting block, a first clamping plate is fixedly connected to the right end of the limiting rod, limiting through holes are formed in the limiting block and the top of the limiting rod, a limiting inserted rod is arranged in the inner cavity of the limiting through holes, a pull rod is fixedly connected to the top of the limiting inserted rod, a spring is sleeved on the surface of the pull rod, and a motor is fixedly connected to the right side of the inner cavity of the clamping box. According to the utility model, the machining position of the workpiece can be rapidly positioned by matching the clamping box, the vertical plate, the limiting block, the limiting rod, the first clamping plate, the limiting through hole, the limiting inserted rod, the pull rod, the spring, the motor, the threaded rod, the threaded sleeve and the second clamping plate, so that the workpiece can be rapidly clamped, and the machining efficiency is improved.
The fixture for machining with high positioning accuracy for precision machining can be used for conveniently fixing a workpiece, but has some defects in use, for example, the fixture cannot accurately adjust the position of the limiting rod when the position of the limiting rod is adjusted, and only the limiting rod can be equidistantly moved, so that the accuracy of the fixture is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the clamp for machining with high positioning accuracy for precision machining, has the advantages of high accuracy and the like, and solves the problem that the position of the limiting rod cannot be accurately adjusted.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixture for machining with high positioning accuracy for precision machining comprises a base, wherein a box body is fixed on the upper surface of the base, a locking mechanism is arranged in the box body, a moving rod is connected inside the box body in a sliding manner, connecting seats are connected on the left side and the right side of the base in a sliding manner, a limiting mechanism is arranged in the connecting seats, connecting blocks are fixed on the left side and the right side of the box body, and the connecting blocks are connected inside the connecting seats in a sliding manner;
the locking mechanism comprises a mounting frame which is slidingly connected inside the box body, a threaded rod is connected to the upper surface of the mounting frame through bearing rotation, the top end of the threaded rod penetrates through and extends to the top surface of the box body, two clamping plates are fixed inside the mounting frame, sliding holes are formed in the front surface and the back surface of the box body, sliding blocks are fixed on the front surface and the back surface of the mounting frame, two sliding blocks penetrate through and extend to the outer sides of the sliding holes on one sides of the sliding blocks, and the sliding blocks are slidingly connected inside the sliding holes.
Further, stop gear is including seting up at the inside two installation warehouses of connecting seat, the front and back both sides the installation warehouses all is fixed with the spring in a lateral wall that is on the back of each other, the front and back both sides the one side that the spring is on the back of each other all is fixed with the fixed plate, the front and back both sides the opposite one side of fixed plate all is fixed with the gag lever post, the spacing groove has all been seted up to the front and back of connecting block, the front and back both sides the one end that the gag lever post is on the back of each other runs through respectively and extends to the inside of front and back both sides spacing groove, gag lever post sliding connection is in the inside of spacing groove, the removal hole that is located the connecting seat has been seted up to the interior roof in installation warehouses, the outside of fixed plate is fixed with the movable plate, the top surface of movable plate runs through and extends to the outside of removal hole, movable plate sliding connection is in the inside of removal hole.
Further, the top surface of box body has seted up the screw hole, threaded rod threaded connection is in the inside of screw hole.
Further, the sliding block moves linearly up and down in the sliding hole, and the cross section of the mounting frame is U-shaped.
Further, the movable plate moves linearly back and forth in the movable hole, and the outer diameter of the limiting rod is matched with the inner diameter of the limiting groove.
Further, the upper surface of movable plate is fixed with the plectrum, plectrum sliding connection is at the upper surface of connecting seat.
Further, two through holes for the limiting rod to penetrate are formed in the connecting seat, the mounting bin is communicated with the through holes, and the limiting rod is in clearance fit with the through holes.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
1. this precision machining is with anchor clamps for machining that positioning accuracy is high is provided with locking mechanism, mutually support between each structure through locking mechanism, can conveniently lock the carriage release lever after moving, through pivoted threaded rod, can make splint remove in the box to lock the carriage release lever, thereby make the accuracy of anchor clamps when using higher.
2. This precision machining is with anchor clamps for machining that positioning accuracy is high is provided with stop gear, mutually support between each structure through stop gear, can conveniently install anchor clamps, through the movable plate of removal, can make the gag lever post remove in the spacing inslot to make anchor clamps can easy to assemble, with the practicality of improvement anchor clamps when using.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a locking mechanism of the present utility model;
fig. 3 is a schematic view of a limiting mechanism according to the present utility model.
In the figure: 1. a connecting block; 2. a connecting seat; 3. a base; 4. a locking mechanism; 401. a slide block; 402. a slide hole; 403. a clamping plate; 404. a mounting frame; 405. a threaded rod; 5. a case body; 6. a limiting mechanism; 601. a mounting bin; 602. a moving hole; 603. a spring; 604. a limit groove; 605. a moving plate; 606. a fixing plate; 607. a limit rod; 7. and (3) moving the rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a fixture for machining with high positioning accuracy for precision machining in this embodiment includes a base 3, a box body 5 is fixed on the upper surface of the base 3, a locking mechanism 4 is arranged in the box body 5, a moving rod 7 is slidably connected in the box body 5, connecting seats 2 are slidably connected on the left side and the right side of the base 3, a limiting mechanism 6 is arranged in the connecting seats 2, connecting blocks 1 are fixed on the left side and the right side of the box body 5, the connecting blocks 1 are slidably connected in the connecting seats 2, a bottom plate is fixed on the lower surface of the connecting seats 2, and a supporting frame is fixed on the lower surface of the bottom plate.
Referring to fig. 2, the locking mechanism 4 in this embodiment includes a mounting frame 404 slidingly connected inside a box body 5, the upper surface of the mounting frame 404 is rotatably connected with a threaded rod 405 through a bearing, the threaded rod 405 is matched with a threaded hole after rotation, so that the mounting frame 404 moves inside the box body 5, the top end of the threaded rod 405 penetrates through and extends to the top surface of the box body 5, two clamping plates 403 are fixed inside the mounting frame 404, the clamping plates 403 move the rod 7 to contact after moving downwards and lock the moving rod 7, sliding holes 402 are formed in the front surface and the back surface of the box body 5, sliding blocks 401 are fixed on the front surface and the back surface of the mounting frame 404, the sliding blocks 401 move inside the sliding grooves 402 when the mounting frame 404 moves, so that the mounting frame 404 is more stable when moving, one sides of the two sliding blocks 401 are opposite to each other penetrate through and extend to the outer sides of the sliding holes 402, and the sliding blocks 401 are slidingly connected inside the sliding holes 402.
The top surface of box body 5 has seted up the screw hole, and threaded rod 405 threaded connection is in the inside of screw hole, and slider 401 is linear motion about doing in slide hole 402, and the shape of mounting bracket 404 cross section is the U-shaped.
By rotating the threaded rod 405, the mounting bracket 404 and the clamping plate 403 can be moved downward in the case 5 and lock the moving rod 7.
The locking mechanism 4 can conveniently lock the moving rod 7 after moving, and the clamping plate 403 can move in the box body 5 through the rotating threaded rod 405 and lock the moving rod 7, so that the accuracy of the clamp in use is higher.
Referring to fig. 3, the limiting mechanism 6 in this embodiment includes two mounting bins 601 disposed inside the connecting seat 2, a spring 603 is fixed on one side wall of the mounting bins 601 opposite to each other, two fixing plates 606 are moved opposite to each other to stretch the spring 603, fixing plates 606 are fixed on opposite sides of the springs 603 opposite to each other, a limiting rod 607 is fixed on opposite sides of the fixing plates 606, the springs 603 are movably sleeved outside the limiting rods 607, the springs 603 rebound and reset, the limiting rods 607 move into the limiting grooves 604 under the action of the fixing plates 606, the front and back surfaces of the connecting block 1 are respectively provided with the limiting grooves 604, one ends of the limiting rods 607 opposite to each other penetrate through and extend into the inside of the limiting grooves 604, the limiting rods 607 are slidably connected in the inside of the limiting grooves 604, moving holes 602 located on the connecting seat 2 are formed in the inner top wall of the mounting bins 601, moving plates 605 are fixed on the outer sides of the fixing plates 606, the inner and the two fixing plates 606 move on the top surfaces of the mounting bins 601, and the moving plates 605 extend into the inner holes 602 through the moving holes 605.
The movable plate 605 moves linearly back and forth in the movable hole 602, the outer diameter of the limiting rod 607 is matched with the inner diameter of the limiting groove 604, a shifting block is fixed on the upper surface of the movable plate 605 and is connected to the upper surface of the connecting seat 2 in a sliding manner, two through holes for the limiting rod 607 to penetrate are formed in the connecting seat 2, the mounting bin 601 is communicated with the through holes, and the limiting rod 607 is in clearance fit with the through holes.
Through the cooperation of the spacing pole 607 and the spacing groove 604 that remove, can make things convenient for base 3 to be connected with connecting seat 2 to install anchor clamps.
The above-mentioned stop gear 6 can conveniently install the anchor clamps, through the movable board 605 of removal, can make gag lever post 607 remove in spacing groove 604 to make anchor clamps can easy to assemble, in order to improve the practicality of anchor clamps when using.
The working principle of the embodiment is as follows:
(1) When the position of the movable rod 7 needs to be adjusted, the movable rod 7 moves in the box body 5 to adjust the clamping range of the clamp, and after the position adjustment of the movable rod 7 is completed, the movable rod 7 needs to be locked to avoid the displacement of the movable rod 7, the threaded rod 405 is rotated, the threaded rod 405 is matched with the threaded hole after rotation, the mounting frame 404 can move downwards in the box body 5, the clamping plate 403 also moves along with the downwards, the clamping plate 403 can move the movable rod 7 to contact after moving downwards, and the movable rod 7 is locked to improve the accuracy of the clamp in use.
(2) When the base 3 needs to be installed, the front shifting block and the rear shifting block are enabled to move back to back, the shifting block can enable the front fixing plate 606 and the rear fixing plate 606 to move back in the installation bin 601 through the moving plate 605, the spring 603 can be stretched at the moment, after the limiting rod 607 moves into the through hole, the connecting block 1 can be moved into the connecting seat 2, at the moment, the shifting block is loosened, the spring 603 is reset in a rebound mode, the limiting rod 607 can move into the limiting groove 604 under the action of the fixing plate 606, the connecting seat 2 can be connected with the connecting block 1, and the installation of the base 3 can be completed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a precision machining is with anchor clamps for machining that positioning accuracy is high, includes base (3), its characterized in that: the novel portable electronic device is characterized in that a box body (5) is fixed on the upper surface of the base (3), a locking mechanism (4) is arranged in the box body (5), a moving rod (7) is connected inside the box body (5) in a sliding mode, connecting seats (2) are connected on the left side and the right side of the base (3) in a sliding mode, a limiting mechanism (6) is arranged in the connecting seats (2), connecting blocks (1) are fixed on the left side and the right side of the box body (5), and the connecting blocks (1) are connected inside the connecting seats (2) in a sliding mode;
locking mechanism (4) are including sliding connection at inside mounting bracket (404) of box body (5), the upper surface of mounting bracket (404) is connected with threaded rod (405) through the bearing rotation, the top of threaded rod (405) runs through and extends to the top surface of box body (5), the inside of mounting bracket (404) is fixed with two splint (403), slide hole (402) have all been seted up in the front and the back of box body (5), the front and the back of mounting bracket (404) all are fixed with slider (401), two one side that slider (401) are on the back all runs through and extends to the outside of slide hole (402), slider (401) sliding connection is in the inside of slide hole (402).
2. The fixture for machining with high positioning accuracy for precision machining according to claim 1, wherein: stop gear (6) are including seting up at inside two installation warehouses (601) of connecting seat (2), both sides around installation warehouses (601) are all fixed with spring (603) in a lateral wall that is on the back of each other, both sides around spring (603) are all fixed with fixed plate (606) in one side that is on the back of each other, both sides around fixed plate (606) are relative one side all is fixed with gag lever post (607), the outside at gag lever post (607) is adorned in spring (603) activity, spacing groove (604) have all been seted up in the front and back of connecting block (1), around both sides the inside of both sides spacing groove (604) is run through respectively to the one end that gag lever post (607) are on the back of each other, gag lever post (607) sliding connection is in the inside of spacing groove (604), moving hole (602) on connecting seat (2) are seted up to the inner roof of installation warehouses (601), the outside of fixed plate (605) is fixed with movable plate (605), the top surface of movable plate (605) runs through and extends to the outside of moving hole (605) in inside hole (602).
3. The fixture for machining with high positioning accuracy for precision machining according to claim 1, wherein: the top surface of box body (5) has seted up the screw hole, threaded rod (405) threaded connection is in the inside of screw hole.
4. The fixture for machining with high positioning accuracy for precision machining according to claim 1, wherein: the sliding block (401) moves linearly up and down in the sliding hole (402), and the cross section of the mounting frame (404) is U-shaped.
5. The fixture for machining with high positioning accuracy for precision machining according to claim 2, wherein: the moving plate (605) moves linearly back and forth in the moving hole (602), and the outer diameter of the limiting rod (607) is matched with the inner diameter of the limiting groove (604).
6. The fixture for machining with high positioning accuracy for precision machining according to claim 2, wherein: the upper surface of the moving plate (605) is fixedly provided with a shifting block which is connected with the upper surface of the connecting seat (2) in a sliding way.
7. The fixture for machining with high positioning accuracy for precision machining according to claim 2, wherein: two through holes for the limiting rod (607) to penetrate are formed in the connecting seat (2), the mounting bin (601) is communicated with the through holes, and the limiting rod (607) is in clearance fit with the through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321048852.9U CN219818841U (en) | 2023-05-05 | 2023-05-05 | Clamp for machining with high positioning accuracy for precision machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321048852.9U CN219818841U (en) | 2023-05-05 | 2023-05-05 | Clamp for machining with high positioning accuracy for precision machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219818841U true CN219818841U (en) | 2023-10-13 |
Family
ID=88282550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321048852.9U Active CN219818841U (en) | 2023-05-05 | 2023-05-05 | Clamp for machining with high positioning accuracy for precision machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219818841U (en) |
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2023
- 2023-05-05 CN CN202321048852.9U patent/CN219818841U/en active Active
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