CN204486950U - A kind of quick change clamping tool for motor-driven tapping - Google Patents
A kind of quick change clamping tool for motor-driven tapping Download PDFInfo
- Publication number
- CN204486950U CN204486950U CN201520003986.8U CN201520003986U CN204486950U CN 204486950 U CN204486950 U CN 204486950U CN 201520003986 U CN201520003986 U CN 201520003986U CN 204486950 U CN204486950 U CN 204486950U
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- China
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- hole
- shrinkage pool
- steel ball
- clamping tool
- screw tap
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Abstract
The utility model discloses a kind of quick change clamping tool for motor-driven tapping, comprise the retaining sleeve with loop bar, loop bar inside is provided with the through hole matched with screw tap circle handle, through hole hole wall is circumferentially laid with three hole nests, hole nest is built with steel ball, and one end of retaining sleeve is connected with spring; One end of spacing handle is provided with shrinkage pool I, the other end is provided with shrinkage pool II, shrinkage pool I is communicated with by square opening with between II, one end that retaining sleeve is connected with spring is placed in shrinkage pool I, the middle part of shrinkage pool I hole inwall is provided with ramp type reaming wall, aperture and the silk taper square shank of square opening match, and the other end of spacing handle is provided with the T-slot communicated with shrinkage pool II; Die shank has connecting portion and screw tap profiling portion, and the external diameter of connecting portion and the internal diameter of shrinkage pool II match, and connecting portion is provided with the circular hole corresponding with T-slot, and straight pin acts in circular hole through T-slot.This clamping tool energy quick-clamping screw tap, does not simple to operately damage screw tap, enhances productivity, saves production cost.
Description
Technical field
The utility model relates to the field of tool for machining or assembling, is specifically related to a kind of quick change clamping tool for motor-driven tapping.
Background technology
The technical staff such as pincers worker are when motor-driven tapping, the drill point clamping screw tap of general clamping drill bit, during drill point clamping work, easily there is skidding in screw tap, affects operating efficiency, and the shank of screw tap easy to wear, damage is caused to screw tap, sometimes needing by external force to clamp screw tap, not only affecting clamping efficiency, reduce machining accuracy, also seriously reduce the service life of drill point and screw tap.
Summary of the invention
The utility model is not enough for prior art, provides a kind of quick change clamping tool for motor-driven tapping, and three the some clamping screw taps formed by the steel ball sphere that in retaining sleeve, three protrude, prevent screw tap from crushing.By spring, realize the coordinating of ramp type reaming wall and hole nest the object of steel ball to screw tap quick-clamping and location.This clamping tool energy quick-clamping screw tap, convenient and swift replacing, simple to operate, greatly can enhance productivity, can not skid during work, and not damage screw tap, save production cost.
The technical solution adopted in the utility model is:
For a quick change clamping tool for motor-driven tapping, comprise
Retaining sleeve, there is loop bar, loop bar inside is provided with the through hole matched with screw tap circle handle, through hole hole wall is circumferentially laid with three hole nests, hole nest is built with steel ball, opening I aperture that hole nest is positioned at through-hole wall is less than steel ball size, and opening II aperture that hole nest is positioned at through hole outer wall is greater than steel ball size, and one end of retaining sleeve is connected with spring;
Spacing handle, one end of spacing handle is provided with shrinkage pool I, the other end is provided with shrinkage pool II, and shrinkage pool I is communicated with by square opening with between II, and the aperture of shrinkage pool I and the external diameter of loop bar match, one end that retaining sleeve is connected with spring is placed in shrinkage pool I, the middle part of shrinkage pool I hole inwall is provided with ramp type reaming wall, and ramp type reaming wall acts on steel ball, and steel ball is moved to the direction towards opening I, aperture and the silk taper square shank of square opening match, and the other end of spacing handle is provided with the T-slot communicated with shrinkage pool II;
Die shank, has connecting portion and screw tap profiling portion, and the external diameter of connecting portion and the internal diameter of shrinkage pool II match, and connecting portion is provided with the circular hole corresponding with T-slot, and straight pin acts in circular hole through T-slot.
Described a kind of quick change clamping tool for motor-driven tapping, described ramp type reaming wall place is provided with the round tube hole communicated with shrinkage pool I, and the aperture of round tube hole is not less than the diameter of steel ball, is provided with stifled pin in round tube hole.
Described a kind of quick change clamping tool for motor-driven tapping, the outside of described spacing handle is provided with knurl type anti-slip veins.
Described a kind of quick change clamping tool for motor-driven tapping, the loop bar of described retaining sleeve and shrinkage pool I matched in clearance of spacing handle.
Described a kind of quick change clamping tool for motor-driven tapping, the shrinkage pool II of described spacing handle and the connecting portion matched in clearance of die shank.
The utility model has following beneficial effect,
The utility model with quick and convenient, simple to operate during replacing screw tap at clamping, can greatly improve production and processing efficiency, can not produce skidding, do not damage screw tap during work, reduce production cost.
Three some clamping screw taps that the utility model is formed by the steel ball sphere that in retaining sleeve, three protrude, prevent screw tap from crushing.By spring, realize the coordinating of ramp type reaming wall and hole nest the object of steel ball to screw tap quick-clamping and location.Spacing handle inside is provided with square opening, and for preventing screw tap from operationally rotating, spacing handle is connected by T-slot with die shank, is convenient to quick assembling.Ramp type reaming wall place is provided with the round tube hole communicated with shrinkage pool I and is convenient to Fast Installation and changes steel ball, is provided with stifled pin, makes steel ball difficult drop-off in round tube hole.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of quick change clamping tool for motor-driven tapping of the utility model.
Fig. 2 is the top view of a kind of quick change clamping tool for motor-driven tapping of the utility model shown in Fig. 1.
Fig. 3 is for the A-A shown in Fig. 2 is to sectional view.
Fig. 4 is the structural representation of spacing handle.
Fig. 5 is for the A-A shown in Fig. 4 is to sectional view.
Fig. 6 is for the B-B shown in Fig. 4 is to sectional view.
Wherein 1-retaining sleeve, 2-loop bar, 3-steel ball, 4-ramp type reaming wall, 5-spring, the spacing handle of 6-, 7-square opening, 8-T type groove, 9-die shank, 10-connecting portion, 11-screw tap profiling portion, 12-straight pin, the stifled pin of 13-, 14-shrinkage pool I, 15-shrinkage pool II.
Detailed description of the invention
A kind of quick change clamping tool for motor-driven tapping as shown in figures 1 to 6, for quick change and/or clamping screw tap, comprise retaining sleeve 1, spacing handle 6 and die shank 9 three part, wherein retaining sleeve 1, there is loop bar 2, loop bar 2 inside is provided with the through hole matched with screw tap circle shank, through hole hole wall is circumferentially laid with three hole nests, hole nest is built with steel ball 3, opening I aperture that hole nest is positioned at through-hole wall is less than steel ball 3 diameter, prevent steel ball 3 from dropping out from the nest of hole, opening II aperture that hole nest is positioned at through hole outer wall is greater than steel ball 3 diameter, facilitate steel ball 3 manhole appendix nest, one end of retaining sleeve 1 is connected with spring 5.
One end of spacing handle 6 is provided with shrinkage pool I 14, the other end is provided with shrinkage pool II 15, shrinkage pool I 14 is communicated with by square opening 7 with between II 15, the aperture of shrinkage pool I 14 and the external diameter of loop bar 2 match, one end that retaining sleeve 1 is connected with spring 5 is placed in shrinkage pool I 14, the loop bar 2 of retaining sleeve 1 and shrinkage pool I 14 matched in clearance of spacing handle 6.The middle part of shrinkage pool I 14 hole inwall is provided with ramp type reaming wall 4, ramp type reaming wall 4 coordinates acting in conjunction in steel ball 3 with hole nest, steel ball 3 is moved to the direction towards opening I, ramp type reaming wall 4 place is provided with the round tube hole communicated with shrinkage pool I 14, the aperture of round tube hole is not less than the diameter of steel ball 3, is provided with the stifled pin 13 matched with round tube hole in round tube hole.Aperture and the silk taper square shank of square opening 7 match, and prevent screw tap from operationally rotating.The other end of spacing handle 6 is provided with the T-slot 8 communicated with shrinkage pool II 15; The outside of spacing handle 6 is provided with knurl type anti-slip veins, is convenient to hand-held anti-skidding.
Die shank 9, has connecting portion 10 and screw tap profiling portion 11, and the external diameter of connecting portion 10 and the internal diameter of shrinkage pool II 15 match, connecting portion 10 matched in clearance of shrinkage pool II 15 and die shank 9.Connecting portion 10 is provided with the circular hole corresponding with T-slot 8, and straight pin 12 acts in circular hole through T-slot, is placed in shrinkage pool II 15 by the connecting portion 10 of die shank 9, after loading straight pin 12, rotate die shank 9, straight pin 12 is stuck in T-slot 8, realize connection and the anti-rotation of die shank 9 and spacing handle 6.
Claims (5)
1., for a quick change clamping tool for motor-driven tapping, it is characterized in that, comprise
Retaining sleeve, there is loop bar, loop bar inside is provided with the through hole matched with screw tap circle handle, through hole hole wall is circumferentially laid with three hole nests, hole nest is built with steel ball, opening I aperture that hole nest is positioned at through-hole wall is less than steel ball size, and opening II aperture that hole nest is positioned at through hole outer wall is greater than steel ball size, and one end of retaining sleeve is connected with spring;
Spacing handle, one end of spacing handle is provided with shrinkage pool I, the other end is provided with shrinkage pool II, and shrinkage pool I is communicated with by square opening with between II, and the aperture of shrinkage pool I and the external diameter of loop bar match, one end that retaining sleeve is connected with spring is placed in shrinkage pool I, the middle part of shrinkage pool I hole inwall is provided with ramp type reaming wall, and ramp type reaming wall acts on steel ball, and steel ball is moved to the direction towards opening I, aperture and the silk taper square shank of square opening match, and the other end of spacing handle is provided with the T-slot communicated with shrinkage pool II;
Die shank, has connecting portion and screw tap profiling portion, and the external diameter of connecting portion and the internal diameter of shrinkage pool II match, and connecting portion is provided with the circular hole corresponding with T-slot, and straight pin acts in circular hole through T-slot.
2. a kind of quick change clamping tool for motor-driven tapping according to claim 1, is characterized in that, described ramp type reaming wall place is provided with the round tube hole communicated with shrinkage pool I, and the aperture of round tube hole is not less than the diameter of steel ball, is provided with stifled pin in round tube hole.
3. a kind of quick change clamping tool for motor-driven tapping according to claim 1, it is characterized in that, the outside of described spacing handle is provided with knurl type anti-slip veins.
4. a kind of quick change clamping tool for motor-driven tapping according to claim 1, is characterized in that, the loop bar of described retaining sleeve and shrinkage pool I matched in clearance of spacing handle.
5. a kind of quick change clamping tool for motor-driven tapping according to claim 1, is characterized in that, the shrinkage pool II of described spacing handle and the connecting portion matched in clearance of die shank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520003986.8U CN204486950U (en) | 2015-01-05 | 2015-01-05 | A kind of quick change clamping tool for motor-driven tapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520003986.8U CN204486950U (en) | 2015-01-05 | 2015-01-05 | A kind of quick change clamping tool for motor-driven tapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204486950U true CN204486950U (en) | 2015-07-22 |
Family
ID=53566245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520003986.8U Expired - Fee Related CN204486950U (en) | 2015-01-05 | 2015-01-05 | A kind of quick change clamping tool for motor-driven tapping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204486950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465505A (en) * | 2018-12-30 | 2019-03-15 | 广西玉柴机器股份有限公司 | A kind of break-proof safety tap chuck |
-
2015
- 2015-01-05 CN CN201520003986.8U patent/CN204486950U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465505A (en) * | 2018-12-30 | 2019-03-15 | 广西玉柴机器股份有限公司 | A kind of break-proof safety tap chuck |
| CN109465505B (en) * | 2018-12-30 | 2023-09-22 | 广西玉柴机器股份有限公司 | Safe broken-wire-preventing cone chuck |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20200105 |