CN220388636U - Shaft workpiece local profile machining clamp for numerical milling - Google Patents
Shaft workpiece local profile machining clamp for numerical milling Download PDFInfo
- Publication number
- CN220388636U CN220388636U CN202321596138.3U CN202321596138U CN220388636U CN 220388636 U CN220388636 U CN 220388636U CN 202321596138 U CN202321596138 U CN 202321596138U CN 220388636 U CN220388636 U CN 220388636U
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- fixture
- local profile
- machining
- mounting seat
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- 238000003801 milling Methods 0.000 title claims abstract description 31
- 238000003754 machining Methods 0.000 title claims abstract description 16
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000009347 mechanical transmission Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a fixture for machining a local profile of a shaft workpiece for numerical milling, which comprises a mounting seat and two fixtures, wherein a control structure is arranged in the mounting seat, a numerical milling mounting table is arranged at the top of the mounting seat, the control structure comprises a straight groove, the straight groove is formed in the mounting seat, the inner bottom wall of the straight groove is formed in the two mounting grooves, and connecting pieces are rotatably arranged in the two mounting grooves. The fixture for machining the local profile of the shaft workpiece for the numerical milling comprises connecting rods fixedly installed between the bottoms of two connecting pieces and the tops of the two fixtures respectively. Through being provided with control structure and anchor clamps to reach and utilize two anchor clamps to carry out the centre gripping to opposite one side to axle class work piece, utilize mechanical transmission control rack to drive the connecting piece rotation moreover, realize accurate control anchor clamps, thereby make centre gripping axle class work piece more convenient and stable, make this number mill with the practicality reinforcing of axle class work piece local profile processing anchor clamps.
Description
Technical Field
The utility model relates to the technical field of numerical milling machine tool fixtures, in particular to a fixture for machining a local profile of a shaft workpiece for numerical milling.
Background
The numerical milling machine tool fixture is also called a machine tool fixture, is a device used for clamping a workpiece and guiding a cutter on a machine tool, and is a fixture specially designed for a certain working procedure of a certain workpiece.
At present, when a workpiece machined by a lathe is turned to a local profile for milling, a three-jaw chuck is usually used for fixing and machining, and the three-jaw chuck is easy to damage the workpiece due to low positioning precision of the three-jaw chuck, so that the workpiece is damaged, the machining efficiency and the machining effect of the workpiece are affected, and the local profile machining clamp for the shaft workpiece for milling is provided to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the fixture for processing the local profile of the shaft workpiece for numerical milling, which has the advantages of stable clamping and difficult damage to the surface of the workpiece, and solves the problems that the workpiece after lathe processing is fixed and processed by using a three-jaw chuck when the workpiece is transferred to the numerical milling processing of the local profile, the workpiece is damaged by clamping the three-jaw chuck due to low positioning precision of the three-jaw chuck, and the processing efficiency and the processing effect of the workpiece are affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixture comprises an installation seat and two fixtures, wherein a control structure is arranged in the installation seat, and a milling installation table is arranged at the top of the installation seat;
the control structure comprises a straight groove, the straight groove is formed in the mounting seat, the inner bottom wall of the straight groove is formed in two mounting grooves, connecting pieces are rotatably mounted in the two mounting grooves, connecting rods are fixedly mounted between the bottoms of the connecting pieces and the tops of the two clamps respectively, two racks meshed with the connecting pieces are slidably mounted in the straight groove, limiting assemblies are arranged on the front faces of the racks, and a driving structure is fixedly mounted at the bottom of the milling mounting table.
Further, the drive structure is including the installing frame, installing frame fixed mounting is in the bottom of several milling mount table, the right side fixed mounting of installing frame has the motor, the surface fixed mounting of motor has the mounting bracket, the output shaft of motor runs through and extends to the inside lead screw of mount pad through shaft coupling fixedly connected with one end, two the equal screw thread of rack is installed in the surface of lead screw.
Further, the mounting seat is movably connected with the two clamps, and the milling mounting table is fixedly mounted at the top of the mounting seat.
Further, the two connecting pieces comprise a mounting rod and a toothed ring, the toothed ring is fixedly mounted on the outer surface of the mounting rod, and the mounting rod is fixedly mounted between the front side wall and the rear side wall of the inner cavity of the mounting groove.
Further, the limiting assembly comprises a limiting strip and two limiting grooves, the limiting grooves are formed in the front face of the rack, and the limiting strip is fixedly arranged on the front side wall of the inner cavity of the straight groove.
Further, two sections of threads on the outer surface of the screw rod are distributed in a bilateral symmetry mode, a bearing is fixedly arranged on the outer surface of the screw rod, and the bearing is fixedly arranged in the installation frame.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this number mills with local profile processing anchor clamps of axle type work piece is through being provided with control structure and anchor clamps to reach and utilize two anchor clamps to carry out the centre gripping to opposite one side axle type work piece, utilize mechanical transmission control rack to drive the connecting piece rotation moreover, realize accurate control anchor clamps, thereby make centre gripping axle type work piece more convenient and stable, make this number mill with local profile processing anchor clamps of axle type work piece's practicality reinforcing.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the structural connector of the present utility model;
fig. 3 is a front view of the structural schematic diagram 1 of the present utility model.
In the figure: 1. a mounting base; 2. a clamp; 3. a control structure; 301. a straight groove; 302. a mounting groove; 303. a connecting piece; 304. a connecting rod; 305. a rack; 306. a limit component; 307. a driving structure; 3071. a mounting frame; 3072. a motor; 3073. a mounting frame; 3074. a screw rod; 4. and (5) a numerical milling installation table.
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. 1-3, a fixture for machining a local profile of a shaft workpiece for milling in this embodiment includes a mounting seat 1 and two fixtures 2, a control structure 3 is disposed in the mounting seat 1, a milling mounting table 4 is disposed at the top of the mounting seat 1, the mounting seat 1 and the two fixtures 2 are movably connected, and the milling mounting table 4 is fixedly mounted at the top of the mounting seat 1.
By adopting the technical scheme, the shaft workpiece is clamped to the opposite side by using the two clamps 2, the connecting piece 303 is driven to rotate by using the mechanical transmission control rack 305, and the clamps 2 are accurately controlled, so that the shaft workpiece is clamped more conveniently and stably.
In this embodiment, the control structure 3 includes a straight slot 301, the straight slot 301 is opened in the inside of the mounting seat 1, the inner bottom wall of the straight slot 301 is opened in two mounting slots 302, the connecting pieces 303 are rotatably installed in the inside of the two mounting slots 302, the two connecting pieces 303 include a mounting rod and a toothed ring, the toothed ring is fixedly installed on the outer surface of the mounting rod, the mounting rod is fixedly installed between the front side wall and the rear side wall of the inner cavity of the mounting slot 302, the rotation of the connecting pieces 303 is facilitated, a connecting rod 304 is fixedly installed between the bottoms of the two connecting pieces 303 and the tops of the two clamps 2 respectively, the connecting rod 304 is facilitated to drive the clamps 2 to rotate, two racks 305 meshed with the connecting pieces 303 are slidably installed in the inside of the straight slot 301, a limiting component 306 is arranged on the front of the two racks 305, the limiting component 306 includes a limiting strip and two limiting slots, the limiting strip is fixedly installed on the front surface of the rack 305, the limiting strip is fixedly installed on the front side wall of the inner cavity of the straight slot 301, the limiting strip can only move left and right on the outer surface of the limiting strip, and a driving structure 307 is fixedly installed at the bottom of the counter-milling mounting table 4.
By adopting the technical scheme, the two racks 305 are controlled to move towards the opposite sides on the outer surfaces of the limiting strips, the moving racks 305 drive the toothed rings to rotate, and the two connecting pieces 303 are controlled to rotate, so that the connecting pieces 303 drive the clamps 2 to rotate through the connecting rods 304 until the two clamps 2 are close to the opposite sides and clamp and fix the shaft workpieces.
In this embodiment, the driving structure 307 includes a mounting frame 3071, the mounting frame 3071 is fixedly mounted at the bottom of the milling mounting table 4, a motor 3072 is fixedly mounted on the right side of the mounting frame 3071, a power source is provided for the driving structure 307, a mounting frame 3073 is fixedly mounted on the outer surface of the motor 3072, an output shaft of the motor 3072 is fixedly connected with a screw rod 3074 with one end penetrating and extending to the inside of the mounting seat 1 through a coupling, two racks 305 are both mounted on the outer surface of the screw rod 3074 in a threaded manner, two sections of threads on the outer surface of the screw rod 3074 are distributed in a bilateral symmetry manner, a bearing is fixedly mounted on the outer surface of the screw rod 3074 and is fixedly mounted in the mounting frame 3071, so that the two racks 305 can be controlled to move to the opposite side or the opposite side by rotating the screw rod 3074.
By adopting the technical scheme, the motor 3072 on the mounting frame 3073 is started, the motor 3072 drives the screw rod 3074 to rotate, and the two racks 305 which are in threaded connection with the outer surface of the screw rod 3074 are controlled to move.
The working principle of the embodiment is as follows:
when the fixture for machining the partial profile of the shaft workpiece for numerical milling is used, the motor 3072 on the mounting frame 3073 is started, so that the motor 3072 drives the screw rod 3074 to rotate, two racks 305 which are in threaded connection with the outer surface of the control screw rod 3074 are moved, the two racks 305 are moved towards the opposite sides on the outer surface of the limiting strip, the moving racks 305 drive the toothed rings to rotate, and accordingly the rotation of the two connecting pieces 303 is controlled, the connecting pieces 303 drive the clamps 2 to rotate through the connecting rods 304 until the two clamps 2 are close to the opposite sides and clamp and fix the shaft workpiece.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (6)
1. The utility model provides a number mills with local profile processing anchor clamps of axle type work piece, includes mount pad (1) and two anchor clamps (2), its characterized in that: a control structure (3) is arranged in the mounting seat (1), and a milling mounting table (4) is arranged at the top of the mounting seat (1);
control structure (3) are including straight flute (301), straight flute (301) are seted up in the inside of mount pad (1), the interior bottom of straight flute (301) is seted up and is installed two mounting grooves (302), two the inside of mounting groove (302) is all rotated and is installed connecting piece (303), two equal fixed mounting has connecting rod (304) between the bottom of connecting piece (303) respectively and the top of two anchor clamps (2), the inside slidable mounting of straight flute (301) has two rack (305) with connecting piece (303) engaged with, two the front of rack (305) is provided with spacing subassembly (306), the bottom fixed mounting of number mill mount table (4) has driving structure (307).
2. The fixture for machining the local profile of the shaft workpiece for numerical milling according to claim 1, wherein the fixture is characterized in that: the driving structure (307) comprises a mounting frame (3071), the mounting frame (3071) is fixedly mounted at the bottom of the milling mounting table (4), a motor (3072) is fixedly mounted on the right side of the mounting frame (3071), a mounting frame (3073) is fixedly mounted on the outer surface of the motor (3072), one end of an output shaft of the motor (3072) penetrates through a shaft coupling fixedly connected with and extends to a screw rod (3074) inside the mounting seat (1), and two racks (305) are mounted on the outer surface of the screw rod (3074) in a threaded mode.
3. The fixture for machining the local profile of the shaft workpiece for numerical milling according to claim 1, wherein the fixture is characterized in that: the mounting seat (1) is movably connected with the two clamps (2), and the milling mounting table (4) is fixedly mounted at the top of the mounting seat (1).
4. The fixture for machining the local profile of the shaft workpiece for numerical milling according to claim 1, wherein the fixture is characterized in that: the two connecting pieces (303) comprise mounting rods and toothed rings, the toothed rings are fixedly mounted on the outer surfaces of the mounting rods, and the mounting rods are fixedly mounted between the front side wall and the rear side wall of the inner cavity of the mounting groove (302).
5. The fixture for machining the local profile of the shaft workpiece for numerical milling according to claim 1, wherein the fixture is characterized in that: the limiting assembly (306) comprises a limiting strip and two limiting grooves, the limiting grooves are formed in the front face of the rack (305), and the limiting strip is fixedly arranged on the front side wall of the inner cavity of the straight groove (301).
6. The fixture for machining the local profile of the shaft workpiece for numerical milling according to claim 2, wherein the fixture is characterized in that: two sections of threads on the outer surface of the screw rod (3074) are distributed symmetrically left and right, a bearing is fixedly arranged on the outer surface of the screw rod (3074), and the bearing is fixedly arranged in the mounting frame (3071).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321596138.3U CN220388636U (en) | 2023-06-21 | 2023-06-21 | Shaft workpiece local profile machining clamp for numerical milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321596138.3U CN220388636U (en) | 2023-06-21 | 2023-06-21 | Shaft workpiece local profile machining clamp for numerical milling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220388636U true CN220388636U (en) | 2024-01-26 |
Family
ID=89608739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321596138.3U Active CN220388636U (en) | 2023-06-21 | 2023-06-21 | Shaft workpiece local profile machining clamp for numerical milling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220388636U (en) |
-
2023
- 2023-06-21 CN CN202321596138.3U patent/CN220388636U/en active Active
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