CN214920594U - Clamping head for lathe - Google Patents
Clamping head for lathe Download PDFInfo
- Publication number
- CN214920594U CN214920594U CN202023067833.XU CN202023067833U CN214920594U CN 214920594 U CN214920594 U CN 214920594U CN 202023067833 U CN202023067833 U CN 202023067833U CN 214920594 U CN214920594 U CN 214920594U
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- CN
- China
- Prior art keywords
- clamping
- work piece
- jack catch
- lathe
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 210000000078 claw Anatomy 0.000 claims 1
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a clamping head for lathe, including the chuck main part, a plurality of draw-in grooves of equipartition in the chuck main part set up in the draw-in groove and can adjust its jack catch device that snatchs the angle, set up on chuck main part lateral wall and be used for adjusting the regulation that jack catch device removed in the draw-in groove soon the nail. The clamping jaw device comprises a clamping block clamped in the clamping groove, a clamping jaw hinged on the clamping block and used for clamping a workpiece, a supporting seat arranged on the clamping block, and an adjusting bolt penetrating through the supporting seat through threads and movably connected with the clamping jaw. The utility model discloses a jack catch device that sets up, when carrying out the work piece centre gripping, can move adjusting bolt through twisting according to the structural shape of work piece, adjust the angle of jack catch to in the appearance shape of adaptation work piece, area of contact between increase jack catch and the work piece, thereby promote the jack catch to the effort of snatching of work piece, promote the stability of snatching the work piece, guaranteed the centre gripping stability of work piece in the course of working.
Description
Technical Field
The utility model relates to a lathe processing preparation technical field, concretely relates to clamping head for lathe.
Background
In machining of mechanical equipment, a lathe is a common machining equipment, and during machining of the lathe, a clamping head (chuck) is required to clamp a workpiece so as to facilitate turning of the workpiece. The existing clamping head mostly adopts a three-jaw chuck or a six-jaw chuck, the angles of the jaws of the existing three-jaw chuck or the existing six-jaw chuck can not be adjusted, the chuck is more suitable for clamping cylindrical workpieces, for non-cylindrical workpieces, such as conical workpieces, when clamping is carried out, the clamping surfaces of the jaws and the workpieces can be smaller, the stability of workpiece clamping is poor, and the clamping head capable of adjusting the clamping angles is required to be designed so that the clamping head can adapt to workpieces with various different shapes and structures.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the clamping head for the lathe is provided, the jaw angle of the clamping head is adjustable, so that the clamping head is suitable for workpieces with different shapes and structures, and the stability of workpiece clamping is improved.
In order to achieve the above object, the utility model adopts the following technical scheme:
the clamping head for the lathe comprises a chuck body, a plurality of clamping grooves uniformly distributed in the chuck body, a jaw device arranged in the clamping grooves and capable of adjusting the grabbing angle of the jaw device, and a rotating screw arranged on the side wall of the chuck body and used for adjusting the jaw device to move in the clamping grooves.
Furthermore, the clamping jaw device comprises a clamping block clamped in the clamping groove, a clamping jaw hinged on the clamping block and used for clamping a workpiece, a movable connecting device arranged on the clamping jaw, a supporting seat arranged on the clamping block and an adjusting bolt penetrating through the supporting seat through threads and connected with the movable connecting device.
Furthermore, the movable connecting device comprises a frame body fixed on the clamping jaw, a moving rod arranged in the frame body, a supporting rod vertically fixed on the moving rod, and an angular contact bearing arranged on the supporting rod and connected with the adjusting bolt.
Furthermore, the end part of the adjusting bolt is also provided with a labor-saving rod convenient to adjust.
Furthermore, a straight clamping groove or a cross clamping groove convenient for clamping the screwdriver is also formed in the labor-saving rod.
Furthermore, the clamping jaw is also provided with a clamping tooth for increasing the grabbing friction force.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses a jack catch device that sets up, when carrying out the work piece centre gripping, can move adjusting bolt through twisting according to the structural shape of work piece, adjust the angle of jack catch to in the appearance shape of adaptation work piece, area of contact between increase jack catch and the work piece, thereby promote the jack catch to the effort of snatching of work piece, promote the stability of snatching the work piece, guaranteed the centre gripping stability of work piece in the course of working.
(2) The utility model discloses set up laborsaving pole at the adjusting bolt tip, the convenience of promotion adjusting bolt's that can be very big, simultaneously, set up a word draw-in groove or cross draw-in groove on laborsaving pole, make it also can cooperate with the screwdriver and carry out adjusting bolt's regulation to promote the convenience that adjusting bolt adjusted greatly.
(3) The utility model discloses set up the card tooth on the jack catch, further promoted the jack catch to the stability of snatching of work piece.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the schematic structural diagram of the jaw device of the present invention.
Fig. 3 is a schematic structural view of the movable connection device of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-chuck body, 2-clamping groove, 3-clamping jaw device, 4-clamping block, 5-clamping jaw, 6-supporting seat, 7-adjusting bolt, 8-movable connecting device, 9-labor-saving rod, 10-clamping tooth, 11-frame body, 12-movable rod, 13-supporting rod and 14-angular contact bearing.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in FIGS. 1 to 3:
the utility model provides a clamping head for lathe for carry out the centre gripping to the work piece in the lathe course of working, realize the regulation of jack catch angle to match the appearance structure of different work pieces, increase the area of contact of jack catch and work piece, promote the stability of work piece centre gripping, thereby promote the stability of work piece processing. Its major structure includes chuck main part 1, and chuck main part 1 chooses the structural style of current three-jaw chuck, six-jaw chuck or other chucks for use, is equipped with the draw-in groove 2 of many each equipartitions on it, sets up in draw-in groove 2 can angle regulation's jack catch device 3, sets up on chuck main part 1 and adjusts the removal that the nail is used for adjusting jack catch device 3 soon, the centre gripping of the work piece of being convenient for.
In order to realize the angle adjusting function of the clamping jaw device 3, specifically, the clamping jaw device 3 comprises a clamping block 4 clamped in the clamping groove 2, a clamping jaw 5 hinged on the clamping block 4 and used for clamping a workpiece, a movable connecting device 8 arranged on the clamping jaw 5, a supporting seat 6 arranged on the clamping block 4, and an adjusting bolt 7 penetrating through the supporting seat 6 through threads and connected with the movable connecting device 8; the fixture block 4 is clamped in the clamping groove 2 of the chuck body 1 and on the large bevel gear with the spiral groove of the chuck body 1, the adjusting screw is connected with the large bevel gear, and the adjusting screw rotates to ensure that the large bevel gear to be determined rotates, so that the fixture block 4 moves linearly; jaw 5 can be round the articulated shaft free rotation of supporting seat 6, through twisting adjusting bolt 7 to adjust the angle between jaw 5 and the supporting seat 6, thereby realize the angle modulation of jaw.
In order to better realize the movable connection between the adjusting bolt 7 and the clamping jaw 5, the movable connection device 8 of the present invention comprises a frame body 11 fixed on the clamping jaw 5, a movable rod 12 arranged in the frame body 11, a support rod 13 vertically fixed on the movable rod 12, and an angular contact bearing 14 arranged on the support rod 13 and connected with the adjusting bolt 7; through adjusting bolt 7's rotation, make bracing piece 13 drive carriage release lever 12 and remove in framework 11 to promote card strip 5 and rotate along the articulated shaft, realize the swing joint between adjusting bolt and the jack catch. Meanwhile, in order to increase the gripping friction of the jaw 5, a plurality of teeth 10 are provided on the jaw.
In order to conveniently screw the adjusting bolt 7, the end part of the adjusting bolt 7 is provided with the labor-saving rod 9, and the adjusting bolt can be conveniently screwed by holding the labor-saving rod 9, so that the adjusting movement of the adjusting bolt is realized; meanwhile, the screwdriver is convenient to be matched with a screwdriver, a linear clamping groove or a cross clamping groove is formed in the labor-saving rod 9, and the screwdriver can be used for adjusting the screwing movement of the adjusting bolt, so that the screwdriver is suitable for various situations.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.
Claims (6)
1. A clamping head for a lathe is characterized in that: including chuck main part (1), the equipartition in a plurality of draw-in grooves (2) on chuck main part (1), set up in draw-in groove (2) and can adjust its jack catch device (3) that snatchs the angle, set up in on chuck main part (1) lateral wall and be used for adjusting jack catch device (3) are in nail is revolved in the regulation of draw-in groove (2) internal movement.
2. The clamping head for a lathe according to claim 1, wherein: the clamping jaw device (3) comprises a clamping block (4) clamped in the clamping groove (2), a clamping jaw (5) hinged to the clamping block (4) and used for clamping a workpiece, a movable connecting device (8) arranged on the clamping jaw (5), a supporting seat (6) arranged on the clamping block (4), and an adjusting bolt (7) penetrating through threads through the supporting seat (6) and connected with the movable connecting device (8).
3. A lathe clamping head as set forth in claim 2, wherein: the movable connecting device (8) comprises a frame body (11) fixed on the clamping jaw (5), a moving rod (12) arranged in the frame body (11), a supporting rod (13) vertically fixed on the moving rod (12), and an angular contact bearing (14) arranged on the supporting rod (13) and connected with the adjusting bolt (7).
4. A lathe clamping head as set forth in claim 3, wherein: the end part of the adjusting bolt (7) is also provided with a labor-saving rod (9) convenient to adjust.
5. The clamping head for a lathe according to claim 4, wherein: the labor-saving rod (9) is also provided with a straight clamping groove or a cross clamping groove which is convenient for the clamping connection of a screwdriver.
6. A lathe chuck as claimed in any one of claims 2 to 5, wherein: the claw is also provided with a clamping tooth (10) for increasing the grabbing friction force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023067833.XU CN214920594U (en) | 2020-12-18 | 2020-12-18 | Clamping head for lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023067833.XU CN214920594U (en) | 2020-12-18 | 2020-12-18 | Clamping head for lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214920594U true CN214920594U (en) | 2021-11-30 |
Family
ID=79114264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023067833.XU Expired - Fee Related CN214920594U (en) | 2020-12-18 | 2020-12-18 | Clamping head for lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214920594U (en) |
-
2020
- 2020-12-18 CN CN202023067833.XU patent/CN214920594U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |