CN221270389U - Workpiece positioning structure for milling machine - Google Patents
Workpiece positioning structure for milling machine Download PDFInfo
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- CN221270389U CN221270389U CN202322985690.8U CN202322985690U CN221270389U CN 221270389 U CN221270389 U CN 221270389U CN 202322985690 U CN202322985690 U CN 202322985690U CN 221270389 U CN221270389 U CN 221270389U
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- milling machine
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- 238000003801 milling Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000003754 machining Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
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Abstract
The utility model discloses a workpiece positioning structure for a milling machine, which comprises a lathe bed, a workbench, a clamping and positioning mechanism and an auxiliary positioning mechanism. A workbench is arranged on the bed body. The clamping and positioning mechanism is arranged on the lathe bed and comprises a clamping jaw seat, a movable positioning block is arranged above the clamping jaw seat, clamping plates are arranged on one sides of the clamping jaw seat corresponding to the movable positioning block, a clamping and positioning space is formed between the clamping plates, a movable supporting block is fixedly connected to the lower side of the movable positioning block, and a screw rod is connected to the movable supporting block in a threaded manner. The auxiliary positioning mechanism is arranged on the clamping jaw seat and comprises a plurality of L-shaped positioning pieces, and fixing bolts are connected between the L-shaped positioning pieces and the clamping jaw seat. According to the utility model, the auxiliary positioning mechanism is arranged, so that the workpiece to be processed on the milling machine can be clamped and positioned in an auxiliary manner, the condition that the position of the workpiece is deviated in the using process of the milling machine is reduced, and the clamping and positioning stability of the workpiece in the processing process of the milling machine is improved.
Description
Technical Field
The present utility model relates to a workpiece positioning structure, and more particularly, to a workpiece positioning structure for a milling machine.
Background
Milling machine refers to a machine tool for machining various surfaces of a workpiece by using a milling cutter, and generally uses the rotation of the milling cutter as main motion, and the movement of the workpiece and the milling cutter as feed motion, and is mainly used for machining planes, grooves, gear teeth, threads, spline shafts and the like, and is mainly used in the field of machining various mechanical parts.
The common milling machine at present mainly comprises a base, a lathe bed, a cross beam, a main shaft gearbox, a feeding speed change mechanism, a driving mechanism and a control system, and the common milling machine mainly adopts a mode of arranging a vice on a workbench surface to clamp and position a workpiece.
Because the milling machine is mainly used for processing various surfaces of the workpiece, and the vice is mainly used for clamping and positioning the workpiece in a mode that two clamping plates are matched with each other, however, when the arc-shaped workpiece or the workpiece with the irregular outer surface is processed, the effect of clamping and positioning the workpiece by adopting the two clamping plates is poor, and the clamped workpiece is easy to have the condition of position deviation due to small contact area with the clamping plates, so that the clamping and positioning stability of the workpiece in the milling machine processing process is poor.
Disclosure of utility model
The utility model aims to provide a workpiece positioning structure for a milling machine, which can carry out auxiliary clamping and positioning on a workpiece to be processed on the milling machine.
In order to achieve the above object, the present utility model provides a workpiece positioning structure for a milling machine, comprising: lathe bed, workstation, centre gripping positioning mechanism and auxiliary positioning mechanism.
The lathe bed is provided with a workbench.
The clamping and positioning mechanism is arranged on the lathe bed and comprises a clamping jaw seat, a movable positioning block is arranged above the clamping jaw seat, clamping plates are arranged on one sides of the clamping jaw seat corresponding to the movable positioning block, a clamping and positioning space is formed between the clamping plates, a movable supporting block is fixedly connected to the lower side of the movable positioning block, and a screw rod is connected to the movable supporting block in a threaded manner.
The auxiliary positioning mechanism is arranged on the clamping jaw seat and comprises a plurality of L-shaped positioning pieces, and fixing bolts are connected between the L-shaped positioning pieces and the clamping jaw seat.
In one or more embodiments, a plurality of sets of assembly bolt members are connected between the clamping jaw base and the work table. The clamping jaw seat is conveniently fixed on the workbench through a plurality of groups of assembling bolt pieces.
In one or more embodiments, connecting bolts are fixedly connected between the clamping plate and the clamping jaw seat and between the clamping jaw seat and the movable positioning block. The clamping plate, the clamping jaw seat and the movable positioning block are locked and fixed through the connecting bolts.
In one or more embodiments, the clamping jaw seat is provided with a moving chute, and the moving chute is matched with the moving supporting block. The movable supporting block is supported and limited in sliding through the movable sliding chute.
In one or more embodiments, the screw rod is arranged in the movable chute, and two ends of the screw rod are both rotationally connected with the clamping jaw seat. And the screw rod is assembled and limited through the movable chute.
In one or more embodiments, one end of the screw rod, which is positioned outside the moving chute, is fixedly connected with a rotating end head. The screw rod is rotationally driven in a mode of controlling the rotation of the rotary end, so that the movable positioning block is convenient to move and control.
In one or more embodiments, a positioning groove is formed on one side of the L-shaped positioning piece. And carrying out auxiliary positioning on the workpiece to be processed through the positioning groove.
In one or more embodiments, the clamping jaw seat is provided with an adjusting chute, and the L-shaped positioning piece is in sliding connection with the adjusting chute. The L-shaped locating piece is supported and adjusted to be limited through the adjusting chute.
Compared with the prior art, the auxiliary clamping and positioning device can carry out auxiliary clamping and positioning on the workpiece to be processed on the milling machine through the arrangement of the auxiliary positioning mechanism, so that the situation that the position of the workpiece is deviated in the using process of the milling machine is reduced, and the clamping and positioning stability of the workpiece in the processing process of the milling machine is improved.
Drawings
Fig. 1 is a perspective view of an embodiment according to the present utility model.
Fig. 2 is a schematic diagram of the structure at a in fig. 1.
Fig. 3 is a schematic view of a part of a workpiece positioning structure for a milling machine according to an embodiment of the utility model.
Fig. 4 is a schematic diagram of the structure at B in fig. 3.
Fig. 5 is another perspective view of a workpiece positioning structure for a milling machine according to an embodiment of the present utility model.
The main reference numerals illustrate:
The machine tool comprises a machine body, a 101-workbench, a 2-clamping positioning mechanism, a 201-clamping jaw seat, a 202-movable positioning block, a 203-clamping plate, a 204-movable supporting block, a 205-screw rod, a 206-assembly bolt piece, a 207-connecting bolt, a 208-rotating end, a 3-auxiliary positioning mechanism, a 301-L-shaped positioning piece and a 302-fixing bolt.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
As shown in fig. 1 to 5, a workpiece positioning structure for a milling machine according to an embodiment of the present utility model includes: the machine tool comprises a machine tool body 1, a workbench 101, a clamping and positioning mechanism 2 and an auxiliary positioning mechanism 3.
As shown in fig. 1, a table 101 is provided on a bed 1. The clamping and positioning mechanism 2 is carried and fixed through the workbench 101, and meanwhile, a machining table top is conveniently provided for the lathe bed 1.
As shown in fig. 1 to 4, the clamp positioning mechanism 2 is provided on the bed 1, and the clamp positioning mechanism 2 includes a clamp holder 201. The workpiece to be processed is supported and positioned by the clamping jaw 201.
As shown in fig. 1 to 2, a plurality of sets of assembly bolts 206 are connected between the clamping jaw 201 and the table 101. The clamping jaw 201 is conveniently fixed to the table 101 by a plurality of sets of mounting bolts 206.
As shown in fig. 1 to 2, a movable positioning block 202 is provided above the clamp holder 201. The clamping plate 203 is supported and fixed by moving the positioning block 202. Clamping plates 203 are arranged on the sides of the clamping jaw seat 201 corresponding to the movable positioning blocks 202, and a clamping positioning space is formed between the clamping plates 203. The workpiece to be processed is conveniently clamped and positioned by the movement of the pair of clamping plates 203.
As shown in fig. 1 to 2, a connecting bolt 207 is fixedly connected between the clamping plate 203 and the clamping jaw 201 and the movable positioning block 202. The clamping plate 203, the clamping jaw 201 and the movable positioning block 202 are locked and fixed by a connecting bolt 207.
As shown in fig. 3 to 4, a movable supporting block 204 is fixedly connected below the movable positioning block 202. The movable supporting block 204 plays roles of supporting, fixing and controlling movement of the movable positioning block 202, so that the movable positioning block 202 is conveniently controlled to move by controlling movement of the movable supporting block 204, and therefore workpieces to be processed are conveniently clamped and positioned by movement of the movable supporting block 204.
As shown in fig. 3 to 4, a screw rod 205 is screwed into the movable support block 204. The screw rod 205 plays roles of supporting, limiting and moving driving on the moving supporting block 204.
Specifically, the clamping jaw 201 is provided with a moving chute, and the moving chute is matched with the moving support block 204. The movable supporting block 204 is supported and limited in sliding through the movable sliding chute.
The screw rod 205 is disposed in the moving chute, and two ends of the screw rod 205 are rotatably connected with the clamping jaw 201. The screw rod 205 is assembled and limited by moving the sliding chute.
As shown in fig. 3 to 4, one end of the screw rod 205 located outside the moving chute is fixedly connected with a rotating end 208. The screw rod 205 is rotationally driven by controlling the rotation of the rotary end 208, so that the movement of the movable positioning block 202 is conveniently controlled.
As shown in fig. 1 to 4, the auxiliary positioning mechanism 3 is disposed on the clamping jaw 201, and the auxiliary positioning mechanism 3 includes a plurality of L-shaped positioning members 301. The workpiece to be processed placed in the clamping and positioning space is subjected to auxiliary positioning through the L-shaped positioning piece 301.
As shown in fig. 1 to 4, a fixing bolt 302 is connected between the L-shaped positioning member 301 and the clamp holder 201. The L-shaped positioning member 301 and the clamp holder 201 are connected and fixed by a fixing bolt 302.
Specifically, a positioning groove is provided on one side of the L-shaped positioning member 301. And carrying out auxiliary positioning on the workpiece to be processed through the positioning groove. The clamping jaw seat 201 is provided with an adjusting chute, and the L-shaped positioning piece 301 is in sliding connection with the adjusting chute. The L-shaped positioning piece 301 is supported and adjusted to limit through the adjusting chute.
When the milling machine is used for machining workpieces, according to different workpieces to be machined, the fixed state of the L-shaped positioning piece 301 is relieved in a mode of rotating the fixing bolt 302, the L-shaped positioning piece 301 is adjusted to a proper position in a mode that the L-shaped positioning piece 301 slides in the adjusting chute, and then the L-shaped positioning piece 301 is locked through the fixing bolt 302.
Then, the workpiece to be processed is placed between the clamping jaw 201 and the movable positioning block 202, the screw rod 205 is driven to rotate by controlling the rotation of the rotary end 208, and the movable supporting block 204 moves along with the rotation of the screw rod 205 under the action of the internal and external threads, so that the movable positioning block 202 is driven to synchronously move, the workpiece to be processed is clamped and positioned by the movement of the pair of clamping plates 203, and then the workpiece to be processed can be processed.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (8)
1. A workpiece positioning structure for a milling machine, comprising:
The machine tool comprises a machine tool body, wherein a workbench is arranged on the machine tool body;
The clamping and positioning mechanism is arranged on the lathe bed and comprises a clamping jaw seat, a movable positioning block is arranged above the clamping jaw seat, clamping plates are arranged on one sides of the clamping jaw seat corresponding to the movable positioning block, a clamping and positioning cavity is formed between the clamping plates, a movable supporting block is fixedly connected to the lower part of the movable positioning block, and a screw rod is connected to the movable supporting block in a threaded manner;
The auxiliary positioning mechanism is arranged on the clamping jaw seat and comprises a plurality of L-shaped positioning pieces, and fixing bolts are connected between the L-shaped positioning pieces and the clamping jaw seat.
2. The workpiece positioning structure for a milling machine according to claim 1, wherein a plurality of sets of assembly bolt members are connected between the clamping jaw seat and the table.
3. The workpiece positioning structure for milling machine according to claim 1, wherein connecting bolts are fixedly connected between the clamping plate and the clamping jaw seat and between the clamping jaw seat and the movable positioning block.
4. The workpiece positioning structure for milling machine according to claim 1, wherein the clamping jaw seat is provided with a moving chute, and the moving chute is matched with the moving supporting block.
5. The workpiece positioning structure for milling machine according to claim 1, wherein the screw is disposed in the moving chute, and both ends of the screw are rotatably connected to the clamping jaw.
6. The workpiece positioning structure for a milling machine according to claim 5, wherein one end of the screw rod located outside the moving chute is fixedly connected with a rotating end.
7. The workpiece positioning structure for a milling machine according to claim 1, wherein a positioning groove is formed on one side of the L-shaped positioning member.
8. The workpiece positioning structure for milling machine according to claim 1, wherein the clamping jaw seat is provided with an adjusting chute, and the L-shaped positioning piece is slidably connected with the adjusting chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322985690.8U CN221270389U (en) | 2023-11-06 | 2023-11-06 | Workpiece positioning structure for milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322985690.8U CN221270389U (en) | 2023-11-06 | 2023-11-06 | Workpiece positioning structure for milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221270389U true CN221270389U (en) | 2024-07-05 |
Family
ID=91709304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322985690.8U Active CN221270389U (en) | 2023-11-06 | 2023-11-06 | Workpiece positioning structure for milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221270389U (en) |
-
2023
- 2023-11-06 CN CN202322985690.8U patent/CN221270389U/en active Active
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