CN204449524U - Easily detachable elastic telescopic threading knife handle - Google Patents
Easily detachable elastic telescopic threading knife handle Download PDFInfo
- Publication number
- CN204449524U CN204449524U CN201520044951.9U CN201520044951U CN204449524U CN 204449524 U CN204449524 U CN 204449524U CN 201520044951 U CN201520044951 U CN 201520044951U CN 204449524 U CN204449524 U CN 204449524U
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- China
- Prior art keywords
- main body
- slippage
- clamper main
- clamping body
- guide pillar
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Abstract
The utility model discloses a kind of easily detachable elastic telescopic threading knife handle, comprise chuck clamping body and clamper main body, described clamper main body one end is provided with dismountable screw tap clamping body, and described chuck clamping is provided with the telescopic cavity with opening; The other end of described clamper main body is fixed with the slippage guide pillar that can slide in telescopic cavity.The clamper main body being provided with screw tap clamping body is slidably arranged on chuck clamping body by slippage guide pillar, and its structure is simple, convenient disassembly, needs to produce the parts installed less, conveniently produces.
Description
Technical field
The utility model relates to a kind of threading knife handle, and more particularly, it relates to a kind of easily detachable elastic telescopic threading knife handle.
Background technology
Tapping handle of a knife, it is device Digit Control Machine Tool being used for fixing screw tap, existing tapping handle of a knife is primarily of chuck clamping body and clamper main body composition, chuck clamping body is fixed on clamper main body inside, during use, screw tap is fixed by chuck clamping body, but the tapping handle of a knife of this structure, when in-use automotive bed or tapper tapping, whenever the degree of depth reaches setting value, due to inertia or the tolerance due to apparatus control, make now have the screw tap clamped by tapping handle of a knife that slight rotation or skew will occur, thus make screw tap, in the screwed hole of processing, deflection occur, thus the tapping tooth on screw tap just can not be meshed with the internal thread of workpiece screwed hole inwall.
After completing the digital control processing to workpiece, by the control of Digit Control Machine Tool, just need to control screw tap by threading knife handle and rotate and safety back-out in screwed hole.
When there are the problems referred to above, tapping handle of a knife also directly can pull out screw tap, the tapping tooth on screw tap will be made so directly to touch mutually with internal thread, and can not screw out in screwed hole smoothly, will destroy the internal thread in screwed hole like this, setting is that screw tap is fractureed, and this phenomenon is particularly outstanding when attacking blind threaded, cause screw tap life cycle short, seriously reduce the working (machining) efficiency of Digit Control Machine Tool.
Be in the patent of 201320696100.3 at existing number of patent application, teach a kind of elastic telescopic tapping handle of a knife, primarily of chuck clamping body and clamper main body composition, chuck clamping body front end is provided with cylinder, clamper main body inside is provided with the slot corresponding to the cylinder of chuck clamping body, the front portion of chuck clamping body is placed in the slot of clamper main body, it is characterized in that chuck clamping body is connected by elastic construction with clamper main body, elastic construction comprises big spring, little spring, spring shim, plain cushion and elastic force jump ring, the cylindrical outer surface of chuck clamping body is provided with big spring and little spring, the cylinder front portion of chuck clamping body is provided with spring shim, cylindrical rear portion is provided with plain cushion, elastic force jump ring is connected with after plain cushion.Connected by elastic construction, make chuck clamping body can realize slippage in clamper main body front end, can solve the problem, but because its elastic construction comprises big spring, little spring, spring shim, plain cushion and elastic force jump ring, so just make whole elastic telescopic tapping knife handle structure too complicated and elastic construction is still wrapped in clamper main body, people demolition and maintenance are carried out to this utility model time, just whole clamper main body must be given the installation and practicality that destroy and so reclaim inconvenient people greatly, , make to be not easy to install or the little spring be arranged in clamper main body is taken out, clamper main body just can be made to be separated with the dismounting of chuck clamping body could allow people carry out inspection and maintenance to all parts of this utility model.The complex structure of such product, its installation and removal are very inconvenient, and difficulty is too high, overlong time, the operating efficiency of impact maintenance and producers.Be not easy to make people to the maintenance of product and maintenance, even also likely product is caused to the damage of discord reverse when dismantling, so just need a kind of novel threading knife handle, conveniently screw tap can either be screwed out in screwed hole, and its structure also must be simple, the production installation and maintenance be convenient for people to uses.
Utility model content
For the deficiency that prior art exists; the purpose of this utility model is to provide a kind of easily detachable elastic telescopic threading knife handle; the utility model has convenience and is screwed out in screwed hole by screw tap; realize safe withdrawing; effectively the screwed hole processed and screw tap are protected; its structure is simple, the function that the production installation and maintenance be convenient for people to uses.
For achieving the above object, the utility model provides following technical scheme: a kind of easily detachable elastic telescopic threading knife handle, comprise chuck clamping body and clamper main body, described clamper main body one end is provided with dismountable screw tap clamping body, and described chuck clamping body is provided with the telescopic cavity with opening; The other end of described clamper main body is fixed with the slippage guide pillar that can slide in telescopic cavity.
Preferably, also comprise stopping means, described stopping means comprises gag lever post and conflict spring; On described chuck clamping body, radial direction is provided with and runs through through hole; The slippage cavity that can hold conflict spring and the chute be axially located on slippage guide pillar is provided with in described slippage guide pillar; Described gag lever post runs through the slippage of slippage guide pillar and is arranged in chute, and described gag lever post end is fixedly installed on and runs through in through hole; Described conflict spring one end and gag lever post inconsistent, the end face away from clamper main body on the other end of conflict spring and slippage cavity is inconsistent.
Preferably, described chuck clamping body sidewall is provided with annular recess, and being provided with in described annular recess can by jump ring fixing for gag lever post.
Preferably, the groove width of described chute is a, and the diameter of described gag lever post is b, a > b.
Preferably, described clamper main body is provided with the slippage cavity on slippage guide pillar to the installation cavity be communicated with.
Compared with prior art, the beneficial effects of the utility model are: the clamper main body being provided with screw tap clamping body is slidably arranged on chuck clamping body by slippage guide pillar, and its structure is simple, convenient disassembly, need to produce the parts installed less, conveniently produce.
Accompanying drawing explanation
Fig. 1 is the explosive view of the utility model easily detachable elastic telescopic threading knife handle embodiment;
Fig. 2 is the sectional view of A-A in Fig. 1;
Fig. 3 is the structural representation of the utility model easily detachable elastic telescopic threading knife handle embodiment;
Fig. 4 is the partial enlarged drawing of B in Fig. 3;
Fig. 5 is the structural representation that the utility model easily detachable elastic telescopic threading knife handle embodiment slippage guide pillar outwards slides;
Fig. 6 is the structural representation of C in Fig. 5.
Reference numeral: 1, chuck clamping body; 11, telescopic cavity; 12, through hole is run through; 13, annular recess; 2, clamper main body; 21, slippage guide pillar; 22, cavity is installed; 23, chute; 24, slippage cavity; 25, chamfering; 3, screw tap clamping body; 4, stopping means; 41, conflict spring; 42, gag lever post; 5, jump ring.
Detailed description of the invention
Referring to figs. 1 through Fig. 6, the utility model easily detachable elastic telescopic threading knife handle embodiment is described further.
A kind of easily detachable elastic telescopic threading knife handle, comprise chuck clamping body 1 and clamper main body 2, described clamper main body 2 one end is provided with dismountable screw tap clamping body 3, and described chuck clamping body 1 is provided with the telescopic cavity 11 with opening; The other end of described clamper main body 2 is fixed with the slippage guide pillar 23 that can slide in telescopic cavity 11.The clamper main body 2 being provided with screw tap clamping body 3 is slidably arranged on chuck clamping body 1 by slippage guide pillar 21, and its structure is simple, convenient disassembly, needs to produce the parts installed less, conveniently produces.
Wherein chuck clamping body 1 and clamper main body 2 are isometrical cylinder, and are processed by high-carbon steel, and this makes it possible to make the better stressed property of the utility model structure, structure is more stable, improves service life of the present utility model greatly.And chuck clamping body 1 is isometrical with clamper main body 2, when both are inconsistent like this, just fairing is smooth more for its outer surface of the present utility model, is convenient for people to keep being installed on the handle of a knife grip slipper on lathe.
Easily detachable elastic telescopic threading knife handle also comprises stopping means 4, and described stopping means 4 comprises gag lever post 42 and conflict spring 41; On described chuck clamping body 1, radial direction is provided with and runs through through hole 12; The slippage cavity 24 that can hold conflict spring 41 and the chute 23 be axially located on slippage guide pillar 21 is provided with in described slippage guide pillar 21; Described gag lever post 42 runs through slippage guide pillar 21 slippage and is arranged in chute 23, and described gag lever post 42 end is fixedly installed on and runs through in through hole 12; Described conflict spring 41 one end and gag lever post 42 inconsistent, the end face away from clamper main body 2 on the other end of conflict spring 41 and slippage cavity 24 is inconsistent.
The groove width of described chute 23 is a, and the diameter of described gag lever post 42 is b, a > b.
The utility model use time, just clamp by the handle of a knife grip slipper on lathe, thus handle of a knife is installed on lathe, gag lever post 42 is by running through through hole 12 and chute 23 runs through on chuck clamping body 1 and slippage guide pillar 21, and the conflict spring 41 be provided with in the slippage cavity 24 of slippage guide pillar 21, when exiting the screwed hole machined, can be installed to the screw tap on screw tap cramping body be subject to axis to pulling force time chuck clamping body 1 just can be made to continue to be driven mobile by cutter holding seat, and clamper main body 2 will be fixed with workpiece; Because the diameter of the groove width a > gag lever post 42 of chute 23, both a and b differ 5mm, whole like this clamper main body 2 will realize slight turn, thus micro-compensation when can realize screw thread process, greatly can improve machining accuracy and the processing effect of screw thread process.And the screw tap that can realize allowing the utility model clamp in the process of withdrawing from new to the screw thread in its screwed hole; realize safe withdrawing; can either realize like this, to screw tap and the protection to the screwed hole machined, substantially increasing the security of work in-process.
Gag lever post 42 be not only be located in slippage guide pillar 21 chute 23 in be also fixedly installed on chuck clamping body 1 by through hole, its conflict spring 41 one end and gag lever post 42 inconsistent, the other end of conflict spring 41 and the bottom surface of slippage cavity 24 inconsistent, this makes it possible to the slippage guide pillar 21 of clamper main body 2 to be limited in telescopic cavity 11, thus realize the connection of clamper main body 2 and chuck clamping body 1.Screw tap be subject to axis to pulling force time, clamper main body 2 will drive slippage guide pillar 21 to slide outside telescopic cavity 11, thus the bottom surface of slippage cavity 24 will press conflict spring 41, allow conflict spring 41 store power shrink, gag lever post 42 just can slippage in chute 23, thus the outside slip making slippage guide pillar 21 stable; When on screw tap during ineffective power, the potential energy being out of shape savings by conflict spring 41 just can from newly slippage guide pillar 21 being imported telescopic cavity 11, thus make clamper main body 2 reset.
Described chuck clamping body 1 sidewall is provided with annular recess 13, and being provided with in described annular recess 13 can by jump ring 5 fixing for gag lever post 42.Described clamper main body 2 is provided with the slippage cavity 24 on slippage guide pillar 21 to the installation cavity 22 be communicated with.When people need to carry out Maintenance and Repair to the utility model, just only need the jump ring 5 in annular groove to extract just gag lever post 42 to be extracted out, such slippage guide pillar 21 just can skid off in telescopic cavity 11, thus realize the mask work of chuck clamping body 1 and clamper main body 2, and conflict spring 41 also can from the installation cavity 22 of slippage through hole in skid off, so just achieve the mask work of each parts of the present utility model, it is simple to operate, convenient and swift, substantially increase people to maintenance efficiency of the present utility model.
And be provided with chamfering 25 in the junction of installing cavity 22 and slippage cavity 24, when the utility model so just can be facilitated to install, conflict spring 41 be pushed in slippage cavity 24 in installation cavity 22.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. an easily detachable elastic telescopic threading knife handle, comprises chuck clamping body and clamper main body, and described clamper main body one end is provided with dismountable screw tap clamping body, it is characterized in that: described chuck clamping body is provided with the telescopic cavity with opening;
The other end of described clamper main body is fixed with the slippage guide pillar that can slide in telescopic cavity.
2. easily detachable elastic telescopic threading knife handle according to claim 1, is characterized in that: also comprise stopping means, and described stopping means comprises gag lever post and conflict spring;
On described chuck clamping body, radial direction is provided with and runs through through hole;
The slippage cavity that can hold conflict spring and the chute be axially located on slippage guide pillar is provided with in described slippage guide pillar;
Described gag lever post runs through the slippage of slippage guide pillar and is arranged in chute, and described gag lever post end is fixedly installed on and runs through in through hole;
Described conflict spring one end and gag lever post inconsistent, the end face away from clamper main body on the other end of conflict spring and slippage cavity is inconsistent.
3. easily detachable elastic telescopic threading knife handle according to claim 2, is characterized in that: described chuck clamping body sidewall is provided with annular recess, and being provided with in described annular recess can by jump ring fixing for gag lever post.
4. easily detachable elastic telescopic threading knife handle according to claim 2, is characterized in that: the groove width of described chute is a, and the diameter of described gag lever post is b, a > b.
5. easily detachable elastic telescopic threading knife handle according to claim 2, is characterized in that: described clamper main body is provided with the slippage cavity on slippage guide pillar to the installation cavity be communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044951.9U CN204449524U (en) | 2015-01-22 | 2015-01-22 | Easily detachable elastic telescopic threading knife handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044951.9U CN204449524U (en) | 2015-01-22 | 2015-01-22 | Easily detachable elastic telescopic threading knife handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204449524U true CN204449524U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520044951.9U Expired - Fee Related CN204449524U (en) | 2015-01-22 | 2015-01-22 | Easily detachable elastic telescopic threading knife handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204449524U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116624A (en) * | 2017-04-26 | 2017-09-01 | 范科晨 | A kind of fish-tail cutter lock connector |
| CN112475488A (en) * | 2020-11-23 | 2021-03-12 | 四川共享铸造有限公司 | Thread machining device |
-
2015
- 2015-01-22 CN CN201520044951.9U patent/CN204449524U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116624A (en) * | 2017-04-26 | 2017-09-01 | 范科晨 | A kind of fish-tail cutter lock connector |
| CN107116624B (en) * | 2017-04-26 | 2019-09-13 | 张茜 | A kind of fish-tail cutter lock connector |
| CN112475488A (en) * | 2020-11-23 | 2021-03-12 | 四川共享铸造有限公司 | Thread machining device |
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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: 20150708 Termination date: 20170122 |