CN207952841U - A kind of elevator accessory lathe for machining Combined type screw tap - Google Patents
A kind of elevator accessory lathe for machining Combined type screw tap Download PDFInfo
- Publication number
- CN207952841U CN207952841U CN201721879328.0U CN201721879328U CN207952841U CN 207952841 U CN207952841 U CN 207952841U CN 201721879328 U CN201721879328 U CN 201721879328U CN 207952841 U CN207952841 U CN 207952841U
- Authority
- CN
- China
- Prior art keywords
- screw tap
- head
- grafting
- staight shank
- outer diameter
- 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
Abstract
The utility model is a kind of elevator accessory lathe for machining Combined type screw tap,Including clamping head,It is fixed with positioning plate successively below clamping head,Grafting staight shank and the first screw tap head,Clamping head,Positioning plate,Grafting staight shank be in set through-hole cylindrical structure and interior bone diameter it is identical,Clamping head,Positioning plate,Decalescence cylinder is placed in the through-hole of grafting staight shank,The outer diameter of positioning plate is more than clamping head,The outer diameter of grafting staight shank,The outer diameter of grafting staight shank is more than the outer diameter of the first screw tap head,The outer wall of first screw tap head is equipped with screw thread,There are four perforative U-lags from top to bottom for circumference uniform distribution on the outer wall of grafting staight shank,The outer detachable interposing of grafting staight shank is connected to the second screw tap head,The outer wall of second screw tap head is equipped with screw thread,Guide cylinder has been screwed outside first screw tap head,The outer diameter of guide cylinder is more than the outer diameter of grafting staight shank and the outer diameter less than the second screw tap head.The utility model is integrally multi-purpose, easy to use, full-featured.
Description
Technical field
The utility model is related to elevator accessory manufacture field more particularly to a kind of elevator accessory lathe for machining combined type silks
Cone.
Background technology
Screw tap is the common tool of machining industry, is generally used for machine tool, drilling machine, tapping machine or manually screw thread
Processing.In use, driving its high speed rotation by motor, you can carve internal thread on workpiece.
But present screw tap generally only has a kind of model, can only process a kind of internal thread in aperture, application range compared with
It is small.
Invention content
The utility model aims to solve the problem that the deficiencies in the prior art, and provides a kind of elevator accessory lathe for machining combined type silk
Cone.
The utility model to achieve the above object, using following technical scheme：
A kind of elevator accessory lathe for machining Combined type screw tap, including clamping head, the clamping head lower section are fixed with successively
Positioning plate, grafting staight shank and the first screw tap head, the clamping head, positioning plate, grafting staight shank are the interior cylindrical knot for setting through-hole
The structure and diameter of interior bone is identical, the clamping head, positioning plate, grafting staight shank through-hole in be placed with decalescence cylinder, it is described
The outer diameter of positioning plate is more than the outer diameter of clamping head, grafting staight shank, and the outer diameter of the grafting staight shank is more than the outer diameter of the first screw tap head,
The outer wall of first screw tap head is equipped with screw thread, and there are four run through circumference uniform distribution from top to bottom on the outer wall of the grafting staight shank
U-lag, the outer detachable interposing of the grafting staight shank is connected to the second screw tap head, and the outer wall of second screw tap head is equipped with screw thread,
Guide cylinder is screwed outside first screw tap head, the outer diameter of the guide cylinder is more than the outer diameter of grafting staight shank and is less than the second screw tap
The outer diameter of head.
The inner wall of second screw tap head is equipped with and the matched four U-shaped protrusions of four U-lags, four U-shaped protrusions
It is inserted into four U-lags.
Second screw tap head is divided into the stress release section of upper end and the thread segment of lower end, and the stress release section is upper width
Under narrow conical section, the thread segment outer wall is equipped with screw thread.
First screw tap head, the second screw tap head threaded portion be equipped with vertical chip space.
Decalescence material is filled in the decalescence cylinder, decalescence cylinder upper surface, which is equipped with, folds draw ring.
The utility model has the beneficial effects that：The utility model may be used the second screw tap head and carry out macropore caliber inner screw thread
Tapping can also use the first screw tap head to carry out the tapping of aperture caliber inner screw thread, and one is multi-purpose, easy to use, full-featured.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is that the utility model removes the structural schematic diagram after the second screw tap head, guide cylinder；
Fig. 3 is the sectional view of A-A in Fig. 2；
Fig. 4 is schematic diagram when decalescence cylinder folds draw ring pull-up；
Fig. 5 is schematic diagram when decalescence cylinder folds draw ring non-pull-up；
In figure：1- clamping heads；2- positioning plates；3- grafting staight shanks；The first screw tap heads of 4-；5-U shape slots；The second screw tap heads of 6-；
7- guide cylinders；8- stress release sections；9- thread segments；10- chip spaces；11- decalescence cylinders；12- folds draw ring；
It is described in detail with reference to attached drawing below with reference to the embodiments of the present invention.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Figures 1 to 5, a kind of elevator accessory lathe for machining Combined type screw tap, including clamping head 1, the clamping
First 1 lower section is fixed with positioning plate 2, grafting staight shank 3 and the first screw tap head 4, the clamping head 1, positioning plate 2, grafting staight shank 3 successively
The diameter of cylindrical structure and interior bone that through-hole is set in being is identical, the clamping head 1, positioning plate 2, grafting staight shank 3
Decalescence cylinder 11 is placed in through-hole, the outer diameter of the positioning plate 2 is more than the outer diameter of clamping head 1, grafting staight shank 3, the grafting
The outer diameter of staight shank 3 is more than the outer diameter of the first screw tap head 4, and the outer wall of first screw tap head 4 is equipped with screw thread, the grafting staight shank
There are four perforative U-lag 5,3 outer detachable interposing of the grafting staight shank are connected to second to circumference uniform distribution from top to bottom on 3 outer wall
The outer wall of conehead 6, second screw tap head 6 is equipped with screw thread, and guide cylinder 7, the guiding have been screwed outside first screw tap head 4
The outer diameter of cylinder 7 is more than the outer diameter of grafting staight shank 3 and the outer diameter less than the second screw tap head 6.
The inner wall of second screw tap head 6 be equipped with four U-lags, 5 matched four U-shaped protrusions, four U-shapeds are convex
It rises and is inserted into four U-lags 5.
Second screw tap head 6 divides the stress release section 8 for upper end and the thread segment 9 of lower end, the stress release section 8 to be
Conical section wide at the top and narrow at the bottom, 9 outer wall of the thread segment are equipped with screw thread.
First screw tap head 4, the second screw tap head 6 threaded portion be equipped with vertical chip space 10.
Decalescence material is filled in the decalescence cylinder 11,11 upper surface of decalescence cylinder, which is equipped with, folds draw ring
12。
The tapping that the second screw tap head 6 carries out macropore caliber inner screw thread may be used when the utility model is used, guide cylinder 7 enters
Guiding role can be played in hole on workpiece, prevents 6 position offset of the second screw tap head, and clamping head 1 is clamped in rotary shaft
On, start motor, tapping is carried out to workpiece using the screw thread on the second screw tap head 6；It can also be by guide cylinder 7, the second screw tap head 6
It unloads, the tapping of aperture caliber inner screw thread is carried out using the first screw tap head 4, on the rotary shaft by the clamping of clamping head 1, start motor,
Workpiece is processed using the screw thread on the first screw tap head 4, the iron filings generated in the process are discharged upwards along chip space 10, phase
Phase-change material in changeable heat-absorbing cylinder 11 can be to be generated in absorption process heat.The utility model also realizes that one is multi-purpose, uses
It is convenient, it is full-featured.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, if the various improvement of the methodology and technical solution progress of the utility model are used, or without
Improvement directly applies to other occasions, both is within the protection scope of the present invention.
Claims (5)
1. a kind of elevator accessory lathe for machining Combined type screw tap, including clamping head (1), which is characterized in that the clamping head (1)
Lower section is fixed with positioning plate (2), grafting staight shank (3) and the first screw tap head (4) successively, and the clamping head (1), is inserted positioning plate (2)
Connect staight shank (3) be in set through-hole cylindrical structure and interior bone diameter it is identical, the clamping head (1), positioning plate
(2), decalescence cylinder (11) is placed in the through-hole of grafting staight shank (3), the outer diameter of the positioning plate (2) is more than clamping head (1), inserts
The outer diameter of staight shank (3) is connect, the outer diameter of the grafting staight shank (3) is more than the outer diameter of the first screw tap head (4), first screw tap head
(4) outer wall is equipped with screw thread, and there are four perforative U-lags from top to bottom for circumference uniform distribution on the outer wall of the grafting staight shank (3)
(5), the outer detachable interposing of the grafting staight shank (3) is connected to the second screw tap head (6), and the outer wall of second screw tap head (6) is equipped with
Screw thread, first screw tap head (4) have screwed guide cylinder (7) outside, and the outer diameter of the guide cylinder (7) is more than grafting staight shank (3)
Outer diameter and the outer diameter for being less than the second screw tap head (6).
2. a kind of elevator accessory lathe for machining Combined type screw tap according to claim 1, which is characterized in that described second
The inner wall of screw tap head (6) is equipped with is inserted into four U-shapeds with the matched four U-shaped protrusions of four U-lags (5), four U-shaped protrusions
In slot (5).
3. a kind of elevator accessory lathe for machining Combined type screw tap according to claim 2, which is characterized in that described second
Screw tap head (6) is divided into the stress release section (8) of upper end and the thread segment (9) of lower end, and the stress release section (8) is wide at the top and narrow at the bottom
Conical section, thread segment (9) outer wall be equipped with screw thread.
4. a kind of elevator accessory lathe for machining Combined type screw tap according to claim 3, which is characterized in that described first
Screw tap head (4), the second screw tap head (6) threaded portion be equipped with vertical chip space (10).
5. a kind of elevator accessory lathe for machining Combined type screw tap according to claim 4, which is characterized in that the phase transformation
Decalescence material is filled in endothermic tube (11), decalescence cylinder (11) upper surface, which is equipped with, folds draw ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721879328.0U CN207952841U (en) | 2017-12-28 | 2017-12-28 | A kind of elevator accessory lathe for machining Combined type screw tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721879328.0U CN207952841U (en) | 2017-12-28 | 2017-12-28 | A kind of elevator accessory lathe for machining Combined type screw tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207952841U true CN207952841U (en) | 2018-10-12 |
Family
ID=63730621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721879328.0U Expired - Fee Related CN207952841U (en) | 2017-12-28 | 2017-12-28 | A kind of elevator accessory lathe for machining Combined type screw tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207952841U (en) |
-
2017
- 2017-12-28 CN CN201721879328.0U patent/CN207952841U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20201228 |