CN203843216U - Lathe chuck - Google Patents
Lathe chuck Download PDFInfo
- Publication number
- CN203843216U CN203843216U CN201420288273.6U CN201420288273U CN203843216U CN 203843216 U CN203843216 U CN 203843216U CN 201420288273 U CN201420288273 U CN 201420288273U CN 203843216 U CN203843216 U CN 203843216U
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- CN
- China
- Prior art keywords
- clamping part
- screw
- claw
- lock
- clamping
- 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
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Abstract
The utility model relates to fixtures used for machine tools, in particular to a lathe chuck. According to the lathe chuck, a clamping part is arranged, a clamping area is arranged on the clamping part, the clamping part can stretch out of a body, in the specific using process, parts can be processed by just releasing a lock screw, then moving the clamping part to a proper position according to the length of workpieces and the length of workblanks and clamping the parts through the clamping area, and the lathe chuck is very convenient to operate; moreover, meshing teeth and identification are arranged, and the position of the clamping part is stably fixed and the assembly operation is convenient.
Description
Technical field
The utility model relates to fixture for machine tool, relates in particular to lathe chuck.
Background technology
Lathe, as a kind of lathe of processing revolving parts, is widely used in field of machining.Scroll chuck in the accessory of lathe, because it has self-centering function and clamps firmly, becomes a requisite class fixture in turning attachment.
Scroll chuck of the prior art is not also suitable for holding piece shape part, because lathe often need to be processed sheet-like workpiece in process, as the part of round pie or for pie blank of following process etc., this sheet-like workpiece is the workpiece that axis direction length is less, be that workpiece is less than the step degree of depth of claw along the length of axis direction, this class workpiece can cause part to process after adding claw clamping in man-hour, as while processing flat parts, first car goes out the end face of blank, then process external diameter, finally use the thickness of parting tool processing parts, because end face of workpiece processes with parting tool, therefore, on this end face, have knife mark and boss, in order to guarantee the flatness of this end face, need to reverse end for end clamping workpiece, again car goes out this end face, and in prior art, the processing method of this class part generally adopts and on common claw, welds the softer clamp structure of material, then claw is arranged on lathe, finally by the method that lathe is processed, clamp structure is worked into suitable size and carries out again the processing of flat parts, but this processing method troublesome poeration and clamp structure just can not be reused after lathe processing, use very inconvenient.
Summary of the invention
The lathe chuck that the utility model provides, is intended to overcome chuck of the prior art and cannot clamps flat parts, causes the deficiency of flat parts processing difficulties.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: lathe chuck, comprise body and be arranged on the self-centering claw on body, on one end at described claw away from body, be equipped with for clamping the clamping part of flat parts, described clamping part is slidably connected and is arranged on claw, is provided with and in clamping part being fixed on to the lock-screw on claw correct position between described clamping part and claw;
Described clamping part stretches out on one end of body and is also provided with for clamping the clamp area of part, and described clamp area is provided with the decorative pattern shape groove increasing with part frictional force;
Described claw is provided with for the gathering sill of clamping part is set, described clamping part be provided with for the suitable guide pad of guide pad, on described claw, be also provided with the holddown groove communicating with gathering sill, the width of described holddown groove is greater than the width of gathering sill, in described holddown groove, be provided with for stationary gripping part and the fixed block that can slide in holddown groove, described fixed block is provided with the locking screw holes suitable with lock-screw, and described clamping part is provided with for wearing the through hole of lock-screw;
The axis of described gathering sill is parallel to the axis of body, is also provided with to be convenient to clamping part correct engaging tooth is installed between described claw and clamping part, is equipped with to be convenient to clamping part correct sign is installed on each engaging tooth.
As preferably, described lock-screw comprise double-screw bolt and with double-screw bolt be the column cap of integral type structure, the cross section that described column cap is provided with for rotational lock screw is hexagonal mounting groove, described column cap be shaped as six prisms that can coordinate with spanner, on described clamping part, be also provided with the fitting recess for rotational lock screw, by mounting groove is set on column cap, and the shape of column cap is set to six prisms, during rotational lock screw, can adopt inner hexagon spanner also can adopt outer hexagonal spanner, after using long-term, even mounting groove wearing and tearing also can be removed lock-screw by spanner, lock-screw is removed or is installed very convenient.
The lathe chuck that the utility model provides, tool has the following advantages: by clamping part is set, and clamp area is set on clamping part, clamping part can stretch out body, in concrete use procedure, only need to unclamp lock-screw, then according to the length of the length of workpiece and blank, move the position of clamping part, make retaining part on rational position, adopt clamp area clamping part to process part, easy to operate; Engaging tooth and sign are set in addition, and clamping part position fixing-stable and assembly manipulation are convenient.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of the utility model lathe chuck,
Accompanying drawing 2 be in accompanying drawing 1 A-A to cutaway view,
Accompanying drawing 3 is top views of column cap in the utility model lathe chuck,
Schematic diagram when accompanying drawing 4 is the use of the utility model lathe chuck.
The specific embodiment
Below in conjunction with accompanying drawing, lathe chuck of the present utility model is described further.As Fig. 1, Fig. 2, shown in Fig. 3, lathe chuck, comprise body 1 and be arranged on the self-centering claw 2 on body 1, the described claw 2 of making by oneself is the common chuck that available technology adopting end-face helical drives claw 2 actions, on one end at described claw 2 away from body 1, be equipped with for clamping the clamping part 3 of flat parts, chuck of the prior art at least has three claws 2, in order to make piece-holder firm, on each claw 2, clamping part 3 should be set, described clamping part 3 is slidably connected and is arranged on claw 2, between described clamping part 3 and claw 2, be provided with and in clamping part 3 being fixed on to the lock-screw 6 on claw 2 correct positions,
Described clamping part 3 stretches out on one end of body 1 and is also provided with for clamping the clamp area 31 of part, described clamp area 31 is provided with the decorative pattern shape groove increasing with part frictional force, external diameter for fear of decorative pattern defective work piece, it is little that the width of described groove should be tried one's best, and recess width is less is more not easy to stay catcher mark on workpiece;
Optionally, described claw 2 is provided with for the gathering sill 21 of clamping part 3 is set, described clamping part 3 be provided with for the suitable guide pad 32 of guide pad 32, on described claw 2, be also provided with the holddown groove 22 communicating with gathering sill 21, the width of described holddown groove 22 is greater than the width of gathering sill 21, in described holddown groove 22, be provided with for stationary gripping part 3 and can be at the fixed block 4 of holddown groove 22 interior slips, described fixed block 4 is provided with the locking screw holes 41 suitable with lock-screw 6, and described clamping part 3 is provided with for wearing the through hole 33 of lock-screw 6;
The axis of described gathering sill 21 is parallel to the axis of body 1, between described claw 2 and clamping part 3, be also provided with and be convenient to the correct engaging tooth 5 of clamping part 3 installation, on each engaging tooth 5, be equipped with and be convenient to the correct sign of clamping part 3 installation, described sign is visual mark, in concrete use procedure, the length of stretching out body 1 due to each clamping part 3 should equate, therefore, by sign being set on engaging tooth 5, can easily each clamping part 3 be fixed and be gone up in place, in order to extend the service life of sign, sign can be made as to the characters cut in intaglio numeral being arranged on clamping part 3.
Preferably, described lock-screw 6 comprise double-screw bolt 61 and with double-screw bolt 61 be the column cap 62 of integral type structure, the cross section that described column cap 62 is provided with for rotational lock screw 6 is hexagonal mounting groove 63, described column cap 62 be shaped as six prisms that can coordinate with spanner, on described clamping part 3, be also provided with the fitting recess 34 for rotational lock screw 6, by mounting groove 63 is set on column cap 62, and the shape of column cap 62 is set to six prisms, during rotational lock screw 6, can adopt inner hexagon spanner also can adopt outer hexagonal spanner, after using long-term, even mounting groove 63 wearing and tearing also can be removed lock-screw 6 by spanner, lock-screw 6 is removed or installs very convenient.
Technique scheme in use, as shown in Figure 4, first unclamp lock-screw 6, then the position of clamping part 3 will be adjusted, the extension elongation of clamping part 3 should be less than the final lengths of workpiece, then by lock-screw 6 lockings, unclamping claw 2 can process the clamp area 31 being clamped on clamping part 3 of workpiece to workpiece, after work clamping, should unclamp lock-screw 6, regulate the position of clamping part 3, clamping part 3 is hidden in body 1 completely, and then by lock-screw 6 locking, interfere when preventing from processing other class workpiece; By clamping part 3 is set, and clamp area 31 is set on clamping part 3, clamping part 3 can stretch out body 1, in concrete use procedure, only need to unclamp lock-screw 6, then according to the length of the length of workpiece and blank, move the position of clamping part 3, clamping part 3 is positioned on rational position, adopts clamp area 31 clamping parts to process part, easy to operate; Engaging tooth 5 and sign are set in addition, and clamping part 3 position fixing-stables and assembly manipulation are convenient.
These are only the preferred embodiment of the present invention, be intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.Those skilled in the art will appreciate that all modifications of making based on the technology of the present invention content, variation or substitute technology feature, all should be covered by the technology category of claims opinion of the present invention.
Claims (2)
1. lathe chuck, comprise body (1) and be arranged on the self-centering claw (2) on body (1), it is characterized in that: on the one end at described claw (2) away from body (1), be equipped with the clamping part (3) for clamping flat parts, described clamping part (3) is slidably connected, and to be arranged on claw (2) upper, is provided with and in clamping part (3) being fixed on to the lock-screw (6) on claw (2) correct position between described clamping part (3) and claw (2);
Described clamping part (3) stretches out on one end of body (1) and is also provided with the clamp area (31) for clamping part, and described clamp area (31) are provided with the decorative pattern shape groove increasing with part frictional force;
Described claw (2) is provided with the gathering sill (21) for clamping part (3) are set, described clamping part (3) be provided with for the suitable guide pad (32) of guide pad (32), on described claw (2), be also provided with the holddown groove (22) communicating with gathering sill (21), the width of described holddown groove (22) is greater than the width of gathering sill (21), in described holddown groove (22), be provided with for stationary gripping part (3) and the fixed block (4) that can slide in holddown groove (22), described fixed block (4) is provided with the locking screw holes (41) suitable with lock-screw (6), described clamping part (3) is provided with the through hole (33) for wearing lock-screw (6),
The axis of described gathering sill (21) is parallel to the axis of body (1), between described claw (2) and clamping part (3), be also provided with and be convenient to clamping part (3) correct engaging tooth (5) is installed, on each engaging tooth (5), be equipped with and be convenient to clamping part (3) correct sign is installed.
2. lathe chuck according to claim 1, it is characterized in that: described lock-screw (6) comprise double-screw bolt (61) and with double-screw bolt (61) be the column cap (62) of integral type structure, the cross section that described column cap (62) is provided with for rotational lock screw (6) is hexagonal mounting groove (63), described column cap (62) be shaped as six prisms that can coordinate with spanner, on described clamping part (3), be also provided with the fitting recess (34) for rotational lock screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288273.6U CN203843216U (en) | 2014-05-30 | 2014-05-30 | Lathe chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288273.6U CN203843216U (en) | 2014-05-30 | 2014-05-30 | Lathe chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203843216U true CN203843216U (en) | 2014-09-24 |
Family
ID=51556277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288273.6U Expired - Fee Related CN203843216U (en) | 2014-05-30 | 2014-05-30 | Lathe chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203843216U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028793A (en) * | 2014-05-30 | 2014-09-10 | 浙江乐客来机械有限公司 | Lathe chuck |
| CN109333402A (en) * | 2018-11-06 | 2019-02-15 | 天津大学 | A kind of gapless locking fixture |
-
2014
- 2014-05-30 CN CN201420288273.6U patent/CN203843216U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028793A (en) * | 2014-05-30 | 2014-09-10 | 浙江乐客来机械有限公司 | Lathe chuck |
| CN109333402A (en) * | 2018-11-06 | 2019-02-15 | 天津大学 | A kind of gapless locking fixture |
| CN109333402B (en) * | 2018-11-06 | 2024-05-17 | 天津大学 | Gapless locking clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150530 |
|
| EXPY | Termination of patent right or utility model |