CN208945258U - Straight shank milling cutter clamping device - Google Patents
Straight shank milling cutter clamping device Download PDFInfo
- Publication number
- CN208945258U CN208945258U CN201821421931.9U CN201821421931U CN208945258U CN 208945258 U CN208945258 U CN 208945258U CN 201821421931 U CN201821421931 U CN 201821421931U CN 208945258 U CN208945258 U CN 208945258U
- Authority
- CN
- China
- Prior art keywords
- annulus
- collet
- connecting plate
- clamping device
- milling cutter
- 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 discloses a kind of straight shank milling cutter clamping device, including lifting device, clamping device and tapered sleeve, the tapered sleeve upper end is set as the rotary table of point upward, and lower end is cylinder；The clamping device includes fixed part, at least three elastic collets and annulus, at least three elastic collets are vertical respectively and are arranged at intervals on the lower end of the fixed part, and it is distributed on same annulus, the annulus level is set in the outside of the lower part of at least three elastic collets, and the upper end of the fixed part is connected and fixed by connecting rod and the lower end of the tapered sleeve；The lifting device is arranged on the tapered sleeve, and is sequentially connected with the annulus, and the region between at least three elastic collet lower parts forms clamp area.Advantage: extruding and release of the lifting realization of the annulus to the elastic collet are driven by the lifting device, and then realize Automatic-clamping and the release of straight shank milling cutter.
Description
Technical field
The utility model belongs to CNC milling machine field, is related to a kind of straight shank milling cutter clamping device.
Background technique
Milling Process is a kind of common metal cold processing, cutter high speed rotation under the driving of main shaft, in blank
Upper feed cuts out the shape and feature of needs.The installation of straight shank milling cutter at present commonly uses collet to install, when installation, tightening
Nut makes spring interplanting radial contraction and the column spindle clamp of milling cutter is tight, needs manually to tighten nut.
Summary of the invention
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of Automatic-clamping and straight shank milling cutter is unclamped
A kind of straight shank milling cutter clamping device.
To achieve the above object, the technical solution of the utility model is: including lifting device, clamping device and tapered sleeve, institute
The rotary table that tapered sleeve upper end is set as point upward is stated, lower end is cylinder；
The clamping device includes fixed part, at least three elastic collets and annulus, at least three elastic collets point
Lower end that is not vertical and being arranged at intervals on the fixed part, and be distributed on same annulus, the annulus level is set at least
The outside of the lower part of three elastic collets, the upper end of the fixed part are connect by connecting rod with the lower end of the tapered sleeve solid
It is fixed；
The lifting device is arranged on the tapered sleeve, and is sequentially connected with the annulus, at least three elastic clips
Region between head lower part forms clamp area, and the lifting device can drive the annulus under at least three elastic collets
The outer surface in portion moves up and down, and inwardly mutually draws close or expands outwardly to squeeze the lower part of at least three elastic collets.
Further, the lifting device includes cylinder and the first connecting plate, and the cylinder is vertically installed at the tapered sleeve
Column body, telescopic end downwards and passes through the lower end of the cylinder, and first connecting plate is horizontally fixed on the cylinder
Telescopic end end, the lower section of first connecting plate is arranged in the clamping device, and the connecting rod is vertically arranged, and is passed through
The lower end of first connecting plate, first connecting plate is vertically arranged and is evenly distributed on the clamping device four by more
The connecting rod in week is connect with the annulus, and the cylinder can drive first connecting plate, the connecting rod and described by telescopic end
Annulus moves up and down.
Further, the elastic collet includes connector and collet, the strip structure that the connector is vertically arranged,
The upper end connects the lower end of the fixed part, and the collet is fixed on the lower end of the connector, and the collet is fan-shaped circle
Platform, and the point upward of the sector rotary table, the annulus are set in outside the collet of at least three elastic collets, the liter
Falling unit can drive the annulus to move up and down along the collet outer surface of at least three elastic collets, to squeeze at least three
The collet is inwardly mutually drawn close or is expanded outwardly.
It further, further include the second connecting plate, second connecting plate is horizontally fixed on the upper end of the fixed part, institute
Connecting rod is stated to be connected and fixed across first connecting plate with second connecting plate.
It further, further include shell, the cylindrical structure that the shell is vertically arranged, and it is set in multiple connecting rods
Outside, the upper end is connected and fixed with first connecting plate lower end, and lower end is sheathed on the outside of the annulus, and with
The connection of annulus outer wall.
Compared with prior art, the beneficial effects of the utility model are, straight shank milling cutter is placed in 3 collets and is formed
Clamp area in, drive the lifting of the annulus to realize extruding and release to the collet by the lifting device, in turn
Realize Automatic-clamping and the release of straight shank milling cutter.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is clamping device structural schematic diagram；
In figure: 1 tapered sleeve, 2 cylinders, 3 connecting rods, 4 first connecting plates, 5 second connecting plates, 6 shells, 7 connecting rods, 8 elastic clips
Head, 9 annulus, 10 fixed parts, 11 collets, 12 connectors.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
A kind of straight shank milling cutter clamping device, including lifting device, clamping device and tapered sleeve 1,1 upper end of tapered sleeve are set as point
Upward rotary table is held, lower end is cylinder；
The clamping device includes fixed part 10, at least three elastic collets 8 and annulus 9, at least three elastic clips
First 8 lower ends that are vertical respectively and being arranged at intervals on the fixed part 10, and be distributed on same annulus, the horizontal set of the annulus 9
It is located at the outside of the lower part of at least three elastic collets 8, the upper end of the fixed part 10 passes through connecting rod 3 and the tapered sleeve
1 lower end is connected and fixed；
The lifting device is arranged on the tapered sleeve 1, and is sequentially connected with the annulus 9, at least three elasticity
Region between 8 lower part of collet forms clamp area, and the lifting device can drive the annulus 9 along at least three elastic clips
The outer surface of first 8 lower part moves up and down, and is inwardly mutually drawn close or with squeezing the lower part of at least three elastic collets 8 to extending out
?.
The structure of fixed part 10 and 3 elastic collet 8 and between connection with reference to select it is straight in the prior art
Shank milling cutter often uses the collet of R8 model, and 1 tapering structure of the tapered sleeve design is referring to NC cutting tool knife handle in the prior art
Taper design.
Straight shank milling cutter is placed in described three elastic collets 8 and is formed by clamp area, three elastic collets 8
Lower part inwardly mutually draw close or expand outwardly the clamp or release straight shank milling cutter can be achieved.
Further, the lifting device includes cylinder 2 and the first connecting plate 4, and the cylinder 2 is vertically installed at the cone
The column body of set 1, downwards and across the lower end of the cylinder, first connecting plate 4 is horizontally fixed on described telescopic end
The lower section of first connecting plate 4 is arranged in the telescopic end end of cylinder 2, the clamping device, and the connecting rod 3 is set vertically
It sets, and passes through first connecting plate 4, the lower end of first connecting plate 4 is vertically arranged by more and is evenly distributed on institute
The connecting rod 7 for stating clamping device surrounding is connect with the annulus 9, and the cylinder 2 can drive first connecting plate by telescopic end
4, the connecting rod 7 and the annulus 9 move up and down, so that the lower part for squeezing at least three elastic collets 8 is inwardly mutually leaned on
Hold together or expands outwardly.Straight shank milling cutter is placed in the clamp area that three elastic collets 8 are formed, and 3 collets 8 mutually lean on
Hold together or expand outwardly, straight shank milling cutter can be clamped or be unclamped.
Further, the elastic collet 8 includes connector 12 and collet 11, the item that the connector 12 is vertically arranged
Shape structure, the upper end connect the lower end of the fixed part 10, and the collet 11 is fixed on the lower end of the connector 12, and described
Collet 11 is fan-shaped rotary table, and the point upward of the sector rotary table, the annulus 9 are set at least three elastic collets 8
Collet 11 outside, the lifting device can drive the annulus 9 along 11 outer surface of collet of at least three elastic collets 8
It moves up and down, inwardly mutually draws close or expand outwardly to squeeze at least three collets 11.Straight shank milling cutter is placed in described in three
In the clamp area that collet 11 is formed, 3 collets 11 are mutually drawn close or are expanded outwardly, straight shank milling cutter can be clamped or
It unclamps.
It further, further include the second connecting plate 5, second connecting plate 5 is horizontally fixed on the upper of the fixed part 10
End, the connecting rod 3 pass through first connecting plate 4 and are connected and fixed with second connecting plate 5.Second connecting plate 5 makes
Connection between the clamping device and the connecting rod 3 is simple and compact.
It further, further include shell 6, the cylindrical structure that the shell 6 is vertically arranged, and it is set in multiple companies
The outside of bar 7, the upper end are connected and fixed with 4 lower end of the first connecting plate, and lower end is sheathed on the outer of the annulus 9
Portion, and connect with 9 outer wall of annulus.The shell 6 can keep out the residue generated when cutting and coolant liquid, avoid residue and coolant liquid
Into in the clamping device, structure on its interior is protected.
The course of work of the invention are as follows: the telescopic end of the cylinder 2, which extends downwardly, drives first connecting plate 4, described
Connecting rod 7, the annulus 9 move down, and the annulus 9 squeezes the collet 11, so that 3 collets 11 mutually inwardly lean on
Hold together, to clamp the straight shank milling cutter being placed in the clamp area that 3 collets 11 are formed by；When the flexible calculation of the cylinder 2
When retracting upwards, first connecting plate 4, the connecting rod 7, the annulus 9 is driven to move up, so that 3 collets 11
Reset is expanded outwardly, to unclamp the straight shank milling cutter being placed in the clamp area that 3 collets 11 are formed by.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of straight shank milling cutter clamping device, it is characterised in that: including lifting device, clamping device and tapered sleeve (1), the tapered sleeve
(1) upper end is set as the rotary table of point upward, and lower end is cylinder；
The clamping device includes fixed part (10), at least three elastic collets (8) and annulus (9), at least three elasticity
Collet (8) is vertical respectively and is arranged at intervals on the lower end of the fixed part (10), and is distributed on same annulus, the annulus
(9) level is set in the outside of the lower part of at least three elastic collets (8), and the upper end of the fixed part (10) passes through connection
Bar (3) and the lower end of the tapered sleeve (1) are connected and fixed；
The lifting device is arranged on the tapered sleeve (1), and is sequentially connected with the annulus (9), at least three elasticity
Region between collet (8) lower part forms clamp area, and the lifting device can drive the annulus (9) along at least three bullets
Property collet (8) lower part outer surface move up and down, with squeeze at least three elastic collets (8) lower part inwardly mutually draw close
Or it expands outwardly.
2. a kind of straight shank milling cutter clamping device according to claim 1, it is characterised in that: the lifting device includes cylinder
(2) and the first connecting plate (4), the cylinder (2) is vertically installed at the column body of the tapered sleeve (1), and telescopic end is downwards simultaneously
Across the lower end of the cylinder, first connecting plate (4) is horizontally fixed on the telescopic end end of the cylinder (2), the folder
Tight device is arranged in the lower section of first connecting plate (4), and the connecting rod (3) is vertically arranged, and passes through first connection
The lower end of plate (4), first connecting plate (4) is vertically arranged and is evenly distributed on the company of the clamping device surrounding by more
Bar (7) is connect with the annulus (9), and the cylinder (2) can drive first connecting plate (4), the connecting rod by telescopic end
(7) it is moved up and down with the annulus (9).
3. a kind of straight shank milling cutter clamping device according to claim 2, it is characterised in that: the elastic collet (8) includes
Connector (12) and collet (11), the strip structure that the connector (12) is vertically arranged, the upper end connect the fixed part
(10) lower end, the collet (11) is fixed on the lower end of the connector (12), and the collet (11) is fan-shaped rotary table, and
The point upward of the sector rotary table, the collet (11) that the annulus (9) is set at least three elastic collets (8) is external,
The lifting device can drive the annulus (9) to move down along collet (11) outer surface of at least three elastic collets (8)
It is dynamic, it inwardly mutually draws close or expands outwardly to squeeze at least three collets (11).
4. a kind of straight shank milling cutter clamping device according to claim 2, it is characterised in that: it further include the second connecting plate (5),
Second connecting plate (5) is horizontally fixed on the upper end of the fixed part (10), and the connecting rod (3) passes through first connection
Plate (4) is connected and fixed with second connecting plate (5).
5. according to a kind of described in any item straight shank milling cutter clamping devices of claim 2 to 4, it is characterised in that: further include shell
(6), the cylindrical structure that the shell (6) is vertically arranged, and it is set in the outside of multiple connecting rods (7), the upper end and institute
The first connecting plate (4) lower end is stated to be connected and fixed, lower end is sheathed on the outside of the annulus (9), and with annulus (9) outer wall
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821421931.9U CN208945258U (en) | 2018-08-31 | 2018-08-31 | Straight shank milling cutter clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821421931.9U CN208945258U (en) | 2018-08-31 | 2018-08-31 | Straight shank milling cutter clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208945258U true CN208945258U (en) | 2019-06-07 |
Family
ID=66736561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821421931.9U Expired - Fee Related CN208945258U (en) | 2018-08-31 | 2018-08-31 | Straight shank milling cutter clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208945258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406334A (en) * | 2022-03-07 | 2022-04-29 | 常州大学 | Flexible milling cutter clamping device for machining center |
-
2018
- 2018-08-31 CN CN201821421931.9U patent/CN208945258U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406334A (en) * | 2022-03-07 | 2022-04-29 | 常州大学 | Flexible milling cutter clamping device for machining center |
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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: 20190607 Termination date: 20200831 |