CN221312550U - Chuck mechanism for CNC machine tool - Google Patents
Chuck mechanism for CNC machine tool Download PDFInfo
- Publication number
- CN221312550U CN221312550U CN202322943056.8U CN202322943056U CN221312550U CN 221312550 U CN221312550 U CN 221312550U CN 202322943056 U CN202322943056 U CN 202322943056U CN 221312550 U CN221312550 U CN 221312550U
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- Prior art keywords
- chuck
- rotating
- clamping
- face
- machine tool
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- 239000000463 material Substances 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 244000309464 bull Species 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a chuck mechanism for a CNC machine tool, and relates to the technical field of CNC machining. The utility model comprises a chuck, a chuck mounting seat is arranged on the lower end surface of the chuck, a slide rail is arranged on the upper end surface of the chuck, two slide rails are in parallel, a slide block is arranged on the upper end surface of the slide rail and can slide leftwards and rightwards along the linear direction of the slide rail, a bearing plate is arranged on the central position of the upper end surface of the chuck, the surface flatness of the bearing plate is higher, a clamping component is arranged on the upper end surface of the slide block and can slide leftwards and rightwards along the linear direction of the slide rail along with the slide block, and a driving component is arranged on the lower end surface of the chuck.
Description
Technical Field
The utility model belongs to the technical field of CNC machining, and particularly relates to a chuck mechanism for a CNC machine tool.
Background
Machine tools refer to machines for producing machines, also known as machine tools or machine tools, which are conventionally referred to as machine tools. Generally, metal cutting machine tools, forging machine tools, woodworking machine tools, etc. are classified. There are many ways to process machine parts in modern machine manufacturing: besides cutting processing, there are casting, forging, welding, stamping, extrusion and the like, but parts with higher precision requirements and finer surface roughness requirements are generally subjected to final processing by a cutting method on a machine tool.
A chuck mechanism for a CNC machine, with a retrieved publication number CN 216398794U, which specifically discloses: through the threaded connection of dwang and connecting rod for the dwang can promote the clamp splice removal, makes the clamp splice remove to the direction that is close to the chuck, makes clamp splice and chuck contact. When CNC lathe is processed blank material, need utilize the chuck to carry out the centre gripping to it, and above-mentioned equipment can carry out the centre gripping to it, but only rely on the bull stick to advance the centre gripping, can lead to chuck centre gripping blank not inseparable firm, the blank very easily takes place the displacement and the work piece precision that the processing was come out also can not guarantee in the cutting process.
Disclosure of utility model
In view of the above-mentioned drawbacks of the prior art, the present utility model provides a chuck mechanism for a CNC machine, which can effectively solve the problems of the prior art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a chuck mechanism for a CNC machine tool, which comprises a chuck, wherein the lower end surface of the chuck is provided with a chuck mounting seat;
The slide rails are arranged on the upper end face of the chuck and are in a parallel state;
the sliding block is arranged on the upper end face of the sliding rail and can slide left and right along the linear direction of the sliding rail;
the bearing plate is arranged at the center of the upper end face of the chuck, has higher surface flatness and is used for placing blanks;
The clamping assembly is arranged on the upper end face of the sliding block and can slide left and right along the linear direction of the sliding rail along with the sliding block, and is used for clamping a processed object;
and the driving assembly is arranged on the lower end surface of the chuck and used for driving the clamping assembly to displace.
Further, the clamping assembly comprises a mounting plate, clamping plates, clamping blocks and racks, wherein the mounting plate is arranged on the upper end face of the sliding block, the cross section of the mounting plate is of an L-shaped structure, the clamping plates are symmetrically arranged on the upper end face of the mounting plate and can move left and right, the clamping blocks are rotationally connected to the center positions of the side faces of the clamping plates, and the racks are arranged on the side faces of the mounting plate.
Further, the inside of chuck is provided with the bearing, and the inside cover of bearing is equipped with the pivot, and the lower terminal surface of pivot is provided with driven gear, and the one end that driven gear was kept away from to the pivot is fixed with rotatory gear and meshing connection between rotatory gear and the rack.
Further, the drive assembly includes driving gear, bull stick, swivel mount, rotatory handle, and the lower terminal surface at the chuck is fixed to the swivel mount, and the swivel mount cover is established in the inside of swivel mount and can rotate, and the bull stick is close to the one end of pivot and is provided with driving gear and driven gear meshing and links, and rotatory handle is installed to the one end that the pivot was kept away from to the bull stick.
Furthermore, the side surfaces of the clamping blocks are symmetrically provided with anti-skid blocks, and the anti-skid blocks are made of polyurethane materials.
Further, the upper end face of the chuck is provided with a limit column, and the height of the limit column is higher than the length of the slide rail in the vertical direction.
The utility model has the following beneficial effects:
According to the utility model, the rotating rod can be driven to rotate through the rotation of the arranged rotating handle, the driving gear can drive the driven gear to synchronously rotate, and the rotating gear is meshed and linked with the rack, so that the sliding blocks at two sides move oppositely, the clamping assemblies arranged at two sides synchronously move towards the center, the blank can be firmly clamped and fixed, and the subsequent processing of the blank is more convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic top view of a chuck mechanism for a CNC machine according to the present utility model;
FIG. 2 is a schematic front view of a chuck mechanism for a CNC machine according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a chuck mechanism for a CNC machine in accordance with the present utility model;
fig. 4 is an enlarged partial schematic view of fig. 3a according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. A chuck; 2. a chuck mounting base; 3. a slide rail; 4. a slide block; 5. a mounting plate; 6. a clamping plate; 7. clamping blocks; 8. an anti-skid block; 9. a rack; 10. a receiving plate; 11. a limit column; 12. a rotary gear; 13. a rotating shaft; 14. a bearing; 15. a drive gear; 16. a rotating rod; 17. a rotary support; 18. rotating the handle; 19. a driven gear.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-4, the utility model is a chuck mechanism for a CNC machine tool, comprising a chuck 1, wherein a chuck mounting seat 2 is arranged on the lower end surface of the chuck 1;
the slide rails 3 are arranged on the upper end face of the chuck 1, and the two slide rails 3 are in a parallel state;
The sliding block 4 is arranged on the upper end surface of the sliding rail 3 and can slide left and right along the linear direction of the sliding rail 3;
The bearing plate 10 is arranged at the center of the upper end surface of the chuck 1, and the bearing plate 10 has higher surface flatness and is used for placing blanks;
The clamping assembly is arranged on the upper end surface of the sliding block 4 and can slide left and right along the linear direction of the sliding rail 3 along with the sliding block 4, and is used for clamping a processed object;
And the driving assembly is arranged on the lower end surface of the chuck 1 and is used for driving the clamping assembly to displace.
Wherein as shown in fig. 3, the clamping component includes mounting panel 5, splint 6, clamp splice 7 and rack 9, mounting panel 5 installs at the up end of slider 4 and the transversal L type structure of personally submitting of mounting panel 5, splint 6 symmetric distribution installs the up end at mounting panel 5 and can control the removal, clamp splice 7 rotates the side central point put at splint 6, rack 9 installs the side at mounting panel 5, specifically, the clamp splice 7 that both sides set up can be along the linear direction opposite direction of slide rail 3, the synchronous central point put that is close to chuck 1 of both sides clamp splice 7 to follow-up centre gripping to the blank.
As shown in fig. 4, a bearing 14 is disposed in the chuck 1, a rotating shaft 13 is sleeved in the bearing 14, a driven gear 19 is disposed on the lower end surface of the rotating shaft 13, a rotating gear 12 is fixed at one end of the rotating shaft 13 far away from the driven gear 19, and the rotating gear 12 is meshed with the racks 9, specifically, the rotating gear 12 is meshed with the racks 9 on two sides, so that the clamping blocks 7 on two sides can synchronously shift towards the center, a blank can be kept at the center all the time, and the disposed bearing 14 can enable the structure of the rotating shaft 13 to be more stable during rotation.
As shown in fig. 2-4, the driving assembly includes a driving gear 15, a rotating rod 16, a rotating support 17 and a rotating handle 18, the rotating support 17 is fixed on the lower end face of the chuck 1, the rotating rod 16 is sleeved in the rotating support 17 and can rotate, one end of the rotating rod 16, which is close to the rotating shaft 13, is provided with the driving gear 15, the driving gear 15 is meshed with a driven gear 19, one end of the rotating rod 16, which is far away from the rotating shaft 13, is provided with the rotating handle 18, specifically, the rotating rod 16 can be driven to rotate in the rotating support 17 by rotating the rotating handle 18, and then the driving gear 15 can drive the driven gear 19 to synchronously rotate, so that the two side clamping plates 6 can be driven to clamp blanks subsequently.
Wherein as shown in fig. 1, the side symmetric distribution of clamp splice 7 installs non-skid blocks 8, and non-skid blocks 8 adopt polyurethane material, and specifically, can take place deformation when clamp splice 7 carries out the centre gripping through the non-skid blocks 8 that set up, and then produce reaction force and make clamp splice 7 clamping state down more firm, spacing post 11 and the height of spacing post 11 will be higher than the length of the vertical direction of slide rail 3 are installed to the up end of chuck 1, specifically, can prescribe a limit to slider 4 through spacing post 11 that sets up, prevent that slider 4 from taking place to drop at the slip in-process.
Working principle: firstly, horizontally placing a chuck 1, wherein a chuck mounting seat 2 is arranged and is used for supporting the chuck 1, connecting a CNC machine tool with the chuck 1, enabling a clamping assembly to move oppositely along the linear direction of a sliding rail 3 along with a sliding block 4, limiting a sliding block 4 by a limiting column 11, preventing the sliding block 4 from falling off in the sliding process, enabling a bearing plate 10 to be high in surface flatness and used for placing a blank, installing an installing plate 5 on the upper end face of the sliding block 4 and used for installing a clamping plate 6, symmetrically distributing and installing anti-sliding blocks 8 on the side face of a clamping block 7, enabling the anti-sliding blocks 8 to be made of polyurethane materials, enabling the arranged anti-sliding blocks 8 to deform when the clamping block 7 clamps, and further generating a reaction force to enable the clamping block 7 to be firmer in the clamping state;
Rotating the rotary handle 18 can drive the rotating rod 16 to rotate in the rotary support 17, then the driving gear 15 can drive the driven gear 19 to synchronously rotate, the upper end face of the rotating shaft 13 is provided with the rotary gear 12, the rotary gear 12 is in meshed connection with the racks 9 on two sides, the clamping blocks 7 on two sides can synchronously displace towards the center, a blank can be kept at the center all the time, and the arranged bearing 14 can enable the structure of the rotating shaft 13 to be more stable during rotation.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (6)
1. The chuck mechanism for CNC machine tool comprises a chuck (1), wherein the lower end surface of the chuck (1) is provided with a chuck mounting seat (2), and is characterized in that,
The slide rails (3) are arranged on the upper end face of the chuck (1), and the two slide rails (3) are in a parallel state;
the sliding block (4) is arranged on the upper end surface of the sliding rail (3) and can slide left and right along the linear direction of the sliding rail (3);
The bearing plate (10) is arranged at the center of the upper end surface of the chuck (1), and the bearing plate (10) has higher surface flatness and is used for placing blanks;
The clamping assembly is arranged on the upper end surface of the sliding block (4) and can slide left and right along the linear direction of the sliding rail (3) along with the sliding block (4) and is used for clamping a processed object;
the driving assembly is arranged on the lower end face of the chuck (1) and used for driving the clamping assembly to displace.
2. The chuck mechanism for the CNC machine tool according to claim 1, wherein the clamping assembly comprises a mounting plate (5), clamping plates (6), clamping blocks (7) and racks (9), the mounting plate (5) is mounted on the upper end face of the sliding block (4), the cross section of the mounting plate (5) is of an L-shaped structure, the clamping plates (6) are symmetrically distributed and mounted on the upper end face of the mounting plate (5) and can move left and right, the clamping blocks (7) are rotationally connected to the side face center positions of the clamping plates (6), and the racks (9) are mounted on the side face of the mounting plate (5).
3. The chuck mechanism for a CNC machine tool according to claim 1, wherein a bearing (14) is arranged in the chuck (1), a rotating shaft (13) is sleeved in the bearing (14), a driven gear (19) is arranged on the lower end face of the rotating shaft (13), a rotating gear (12) is fixed at one end, far away from the driven gear (19), of the rotating shaft (13), and the rotating gear (12) is in meshed connection with the rack (9).
4. The chuck mechanism for a CNC machine tool according to claim 1, wherein the driving assembly comprises a driving gear (15), a rotating rod (16), a rotating support (17) and a rotating handle (18), the rotating support (17) is fixed on the lower end face of the chuck (1), the rotating rod (16) is sleeved in the rotating support (17) and can rotate, one end, close to the rotating shaft (13), of the rotating rod (16) is provided with the driving gear (15) and the driving gear (15) is in meshed connection with the driven gear (19), and one end, far away from the rotating shaft (13), of the rotating rod (16) is provided with the rotating handle (18).
5. The chuck mechanism for CNC machine tool according to claim 2, wherein the side surfaces of the clamping blocks (7) are symmetrically provided with anti-slip blocks (8), and the anti-slip blocks (8) are made of polyurethane materials.
6. The chuck mechanism for a CNC machine tool according to claim 1, wherein a limit post (11) is mounted on an upper end surface of the chuck (1) and the height of the limit post (11) is higher than the length of the slide rail (3) in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322943056.8U CN221312550U (en) | 2023-11-01 | 2023-11-01 | Chuck mechanism for CNC machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322943056.8U CN221312550U (en) | 2023-11-01 | 2023-11-01 | Chuck mechanism for CNC machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221312550U true CN221312550U (en) | 2024-07-12 |
Family
ID=91801096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322943056.8U Active CN221312550U (en) | 2023-11-01 | 2023-11-01 | Chuck mechanism for CNC machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221312550U (en) |
-
2023
- 2023-11-01 CN CN202322943056.8U patent/CN221312550U/en active Active
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