CN205834399U - Low abrasion screw tap - Google Patents
Low abrasion screw tap Download PDFInfo
- Publication number
- CN205834399U CN205834399U CN201620631532.XU CN201620631532U CN205834399U CN 205834399 U CN205834399 U CN 205834399U CN 201620631532 U CN201620631532 U CN 201620631532U CN 205834399 U CN205834399 U CN 205834399U
- Authority
- CN
- China
- Prior art keywords
- screw tap
- low abrasion
- clamp holder
- reamer
- utility
- 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
Landscapes
- Furniture Connections (AREA)
Abstract
This utility model provides a kind of low abrasion screw tap, and including reamer portion, screw tap portion and clamp holder, reamer portion end and screw tap radical end are fixed, screw tap portion end is fixed with clamp holder, and the central axis of described reamer portion, screw tap portion and clamp holder is located along the same line；Described reamer portion diameter is less than described screw tap portion maximum gauge.The screw tap of low abrasion of the present utility model can carry out polish by reamer portion to through hole before tapping, reduces the abrasion to screw tap.
Description
Technical field
This utility model relates to a kind of screw tap, the screw tap of a kind of low abrasion.
Background technology
When existing screw tap processes screw thread on through hole, owing to through-hole surfaces is the most coarse, screw tap serious wear can be caused.
Utility model content
Main purpose of the present utility model is to provide a kind of low abrasion screw tap, it is intended to improve accuracy of screw machining and reduction is right
The abrasion of screw tap.
This utility model provides a kind of low abrasion screw tap, including reamer portion, screw tap portion and clamp holder, reamer portion end and screw tap
Radical end is fixed, screw tap portion end is fixed with clamp holder, and the central axis of described reamer portion, screw tap portion and clamp holder is positioned at same straight line
On；Described reamer portion diameter is less than described screw tap portion maximum gauge.
Preferably, the diameter of described screw tap portion end is more than the diameter of described screw tap radical end.
Preferably, described screw tap portion is round table-like.
Preferably, the cone angle in described screw tap portion is 0.1～3 degree.
Preferably, the cone angle in described screw tap portion is 1.3 degree.
Preferably, described clamp holder is staight shank or Morse taper shank.
Preferably, described low abrasion screw tap surface is provided with vacuum ionic coating.
Preferably, the thickness of described vacuum ionic coating is 7 microns to 20 microns.
Preferably, described low abrasion screw tap is made up of wolfram steel.
In technical solutions of the utility model, the reamer portion that through hole to be processed is carried out polish will be provided with on tool nose
It is connected with the screw tap portion of tapping, utilizes reamer portion that through hole first carries out polish before tapping, improve through-hole inner surface
Smoothness, the most again by screw tap portion tapping, is favorably improved machining accuracy, to reduce the abrasion to screw tap.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of this utility model low abrasion screw tap.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Low abrasion screw tap | 121 | Screw tap radical end |
| 110 | Reamer portion | 122 | Screw tap portion end |
| 111 | Reamer portion end | 130 | Clamp holder |
| 120 | Screw tap portion |
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of this utility model protection.
It is to be appreciated that directional instruction (such as up, down, left, right, before and after ...) in this utility model embodiment
It is only used for explanation relative position relation under a certain particular pose (as shown in drawings) between each parts, motion conditions etc., as
When really this particular pose changes, then directionality instruction changes the most therewith.
It addition, such as relating to the description of " first ", " second " etc. is only used for describing purpose in this utility model, and can not manage
Solve as instruction or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " the
One ", the feature of " second " can express or implicitly include at least one this feature.In description of the present utility model, " many
Individual " it is meant that at least two, such as two, three etc., unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, term " connects ", " fixing " etc. should do broad sense reason
Solving, such as, " fixing " can be fixing connection, it is also possible to is to removably connect, or integral；Can be to be mechanically connected, it is possible to
To be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals
Or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, permissible
Understand above-mentioned term concrete meaning in this utility model as the case may be.
It addition, the technical scheme between each embodiment of this utility model can be combined with each other, but must be with ability
Based on territory those of ordinary skill is capable of, when technical scheme combination occur conflicting maybe cannot realize time will be understood that
The combination of this technical scheme does not exists, the most not within the protection domain that this utility model requires.
The utility model proposes a kind of low abrasion screw tap.
Shown in participation Fig. 1, the low abrasion screw tap 100 of the present embodiment includes reamer portion 110, screw tap portion 120 and clamp holder 130,
Described reamer portion end 111 is fixing with screw tap radical end 121, described screw tap portion end 122 is fixed with clamp holder 130, described reamer
Portion 110, screw tap portion 120 and clamp holder 130 are located along the same line.Described reamer portion 110 diameter is maximum less than described screw tap portion 120
Diameter.
The low abrasion screw tap 100 of the present embodiment, is fixedly connected sequentially reamer portion 110 and screw tap portion 120, the course of processing
In, reamer portion 110 first carries out polish to through hole, is favorably improved through-hole surfaces smoothness, to silk during reduction tapping
Attack the abrasion in portion 120.After reamer portion 110 carries out polish to through hole, utilize screw tap portion 120 on the through hole of polish
Tapping.The low abrasion screw tap 100 of the present embodiment, can carry out polish before tapping to through hole, improves working (machining) efficiency, with
Time also reduce the abrasion to screw tap portion 120.
Preferably, described screw tap portion 120 is round table-like, and the cone angle in described screw tap portion 120 is 0.1～3 degree.It is more highly preferred to
, the cone angle in described screw tap portion 120 is 1.3 degree.
The screw tap portion 120 of the present embodiment further uses round table-like structure, can process the screw of pyramidal structure, with suitable
Answer the thread of pyramidal structure in some structure.The diameter of described screw tap portion end 122 is straight more than described screw tap radical end 121
Footpath, described reamer portion 110 is cylindric, and the diameter in reamer portion 110 should be less than the maximum gauge in described screw tap portion 120, preferably
, it should equal to the diameter in described screw tap portion 120.
Shown in Figure 1, it is preferred that described clamp holder 130 is staight shank or Morse taper shank.
The clamp holder 130 of low abrasion screw tap 100 of the present utility model uses known staight shank or Morse taper shank, with existing machine
Bed matches, it is not necessary to customization clamping head, and any general lathe all can directly use.The present embodiment have employed straight
Handle.
Preferably, described low abrasion screw tap 100 surface is provided with vacuum ionic coating (mark).
Preferably, the thickness of described vacuum ionic coating is 7 microns to 20 microns.
Known PVD (Physical Vapor Deposition, thing are passed through in low abrasion screw tap 100 surface of the present embodiment
Physical vapor deposition) technology is machined with vacuum ionic coating, to improve the abrasion resistance of described low abrasion screw tap 100, extends this low mill
Damage the service life of screw tap 100.
Preferably, described low abrasion screw tap 100 is made up of wolfram steel.
The low abrasion screw tap 100 of the present embodiment is made up of high-speed tool steel or other hard alloys, it is preferred that select wolfram steel
Making, the hardness of wolfram steel is high, high temperature resistant, wear-resistant, is suitable for making various process tools, uses wolfram steel to make this low abrasion screw tap
100, it is favorably improved its service life.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every under inventive concept of the present utility model, the equivalent structure utilizing this utility model description and accompanying drawing content to be made becomes
Change, or directly/be indirectly used in other relevant technical fields and be included in scope of patent protection of the present utility model.
Claims (9)
1. a low abrasion screw tap, it is characterised in that include reamer portion, screw tap portion and clamp holder, reamer portion end and screw tap radical
End is fixing, screw tap portion end is fixed with clamp holder, and the central axis of described reamer portion, screw tap portion and clamp holder is located along the same line；
Described reamer portion diameter is less than described screw tap portion maximum gauge.
2. low abrasion screw tap as claimed in claim 1, it is characterised in that the diameter of described screw tap portion end is more than described screw tap
The diameter of radical end.
3. low abrasion screw tap as claimed in claim 2, it is characterised in that described screw tap portion is round table-like.
4. low abrasion screw tap as claimed in claim 3, it is characterised in that the cone angle in described screw tap portion is 0.1～3 degree.
5. low abrasion screw tap as claimed in claim 4, it is characterised in that the cone angle in described screw tap portion is 1.3 degree.
6. low abrasion screw tap as claimed in claim 1, it is characterised in that described clamp holder is staight shank or Morse taper shank.
7. low abrasion screw tap as claimed in claim 1, it is characterised in that described low abrasion screw tap surface is provided with vacuum ion plating
Layer.
8. low abrasion screw tap as claimed in claim 7, it is characterised in that the thickness of described vacuum ionic coating is 7 microns and arrives
20 microns.
9. the low abrasion screw tap as described in claim 1～8 any bar, it is characterised in that described low abrasion screw tap is by wolfram steel system
Become.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620631532.XU CN205834399U (en) | 2016-06-23 | 2016-06-23 | Low abrasion screw tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620631532.XU CN205834399U (en) | 2016-06-23 | 2016-06-23 | Low abrasion screw tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205834399U true CN205834399U (en) | 2016-12-28 |
Family
ID=57620487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620631532.XU Expired - Fee Related CN205834399U (en) | 2016-06-23 | 2016-06-23 | Low abrasion screw tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205834399U (en) |
-
2016
- 2016-06-23 CN CN201620631532.XU patent/CN205834399U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111015122B (en) | High-strength integral milling groove spiral drill rod processing technology | |
| CN203918039U (en) | Combination subland drill | |
| CN105728772B (en) | The method of high position precision deep hole on processing diesel engine connecting rod | |
| CN108637617A (en) | A kind of method of processing inclined drill jig | |
| CN103878545A (en) | Machining process of multi-side porous parts | |
| CN205834399U (en) | Low abrasion screw tap | |
| CN205834398U (en) | Bottom outlet process tool | |
| CN103264262A (en) | Machining technology of cam reinforcement lever mechanism | |
| CN109128723A (en) | A kind of processing method of the through lightening hole of crank-shaft link neck V-type | |
| CN102728995B (en) | Method for processing Monel-material pump shaft | |
| CN205702576U (en) | The processing of a kind of compressor of air conditioner cast iron materials is bored | |
| CN202398843U (en) | Three-jaw chuck | |
| CN202539642U (en) | Deep hole machining trepanning tool | |
| CN104551245A (en) | Composite reamer | |
| CN203509251U (en) | Screw tap | |
| CN204053123U (en) | For the tape guide bar reamer in processing automobile cylinder head guide pipe hole | |
| CN203018804U (en) | Steel plate drill with chamfering function | |
| CN206028823U (en) | Fluted drill of high pressure heater worker precision | |
| CN207326109U (en) | Diesel cylinder sleeve deep hole thread Special tapping tool | |
| CN207464335U (en) | Hard alloy Double-head rotation filing | |
| CN106563828A (en) | Lathe tool with chip breaking member | |
| CN204818203U (en) | Self -align flat rimer | |
| CN205166501U (en) | Trapezoidal thread turner dress | |
| CN209578203U (en) | A kind of cutter head with seal groove box cupling grooving | |
| CN208696402U (en) | A kind of hard alloy step drill |
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: 20161228 Termination date: 20200623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |