CN207077321U - Silently - Google Patents
Silently Download PDFInfo
- Publication number
- CN207077321U CN207077321U CN201720761718.1U CN201720761718U CN207077321U CN 207077321 U CN207077321 U CN 207077321U CN 201720761718 U CN201720761718 U CN 201720761718U CN 207077321 U CN207077321 U CN 207077321U
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- CN
- China
- Prior art keywords
- silently
- chuck body
- sliding block
- positioning sliding
- wear
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- 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.)
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Abstract
Processing diameter can be continuously adjusted on the revolution class machining tool such as lathe or grinding machine silently, it includes chuck body, positioning sliding block, interchangeable claw, connecting bolt, wear-resistant sleeve, thread bush and centre head the utility model discloses a kind of.Positioning sliding block is wherein connected to by the internal drive mechanism built in it in the wherein side of chuck body, chuck body, positioning sliding block is connected with interchangeable claw by connecting bolt；In the relative opposite side being connected with positioning sliding block of chuck body, wear-resistant sleeve is set in the endoporus of chuck body with screw thread, and centre head is arranged in wear-resistant sleeve and thread bush.The functions such as fit diameter continuously adjustabe, the claw of the present utility model that can silently realize silently be replaceable, largely expand use range silently, reduce material silently and processing consumption.
Description
Technical field
A kind of machining auxiliary clamp is the utility model is related to, more particularly to one kind can turn round class in lathe or grinding machine etc.
The three-jaw combined type used on machining tool can continuously adjust diameter silently.
Background technology
At present, when turning, grinding is carried out to axial workpiece on lathe, grinding machine, machine tool chief axis end uses lathe certainly
Band chuck clamps endoporus or cylindrical, and the other end need to be configured and is engaged with diameter of bore silently, while is held out against with tailstock centre
Centre bore on silently, then workpiece main shaft drive under carry out gyration.It is in addition, higher for Excircle machining required precision
Workpiece, after turning, it is also necessary to excircle of workpiece is ground using cylindrical grinder, at utmost improve be ground
The rotating accuracy of workpiece in journey, typically it is loaded by the way of being held out against to workpiece both ends, now, need to be configured at workpiece both ends
It is engaged silently with each diameter of bore, then with forward and backward top, holds out against the centre bore on silently.
Both the above needs the mode fixed to axial workpiece, is required for using silently, hold out against axial workpiece one end or
Person both ends, for the part with different diameter of bores and tolerance, need corresponding to multiple blanking processing silently.Even if same work
Part, in different manufacturing procedures, because endoporus allowance is different, it is also desirable to re-work and match silently.
For example, with reference to current lathe process axial workpiece configuration operation principle silently is shown respectively and shows to grind at present
Fig. 1 and Fig. 2 of the operation principle of bed working shaft-like part configuration silently, current lathe, grinding machine working shaft-like part are processed
When, tailstock centre 104 connects existing silently 103, passes through scroll chuck 101 and existing silently 103, axial restraint hollow roll work
Part 102, in order to which the lathe tool 105 of lathe and the emery wheel 201 of grinding machine are processed to hollow roll workpiece 102.Existing silently 103
Size can not adjust, and the size of hollow roll workpiece 102 changes, then and existing silently the 103 of the correspondingly-sized for needing more to renew.
At present, in parts in small batch process, it is more silently that processing quantity need to be corresponded to.Traditional type is silently
Recycling rate of waterused is low, material consumption is big, the wasting of resources is than more serious.
The content of the invention
The utility model discloses one kind silently, to solve the problems, such as that current silently recycling rate of waterused is low, material consumption is big.
In order to solve the above technical problems, the utility model is disclosed directly below technical scheme：
It is a kind of silently, including chuck body, positioning sliding block, interchangeable claw, connecting bolt, wear-resistant sleeve, thread bush and centre head,
It is characterized in that：In the wherein side of the chuck body, the chuck body is connected to institute by the internal drive mechanism built in it
Positioning sliding block is stated, the positioning sliding block is connected with the interchangeable claw by the connecting bolt；In the chuck body and institute
The relative opposite side of positioning sliding block connection is stated, the wear-resistant sleeve is set in the endoporus of the chuck body with the screw thread, institute
Centre head is stated in the wear-resistant sleeve and thread bush.
Preferably, circular arc convex key is provided with the positioning sliding block, is provided with the interchangeable claw convex with the circular arc
The circular arc keyway that key coordinates.It is highly preferred that interference fits between the circular arc convex key and the circular arc keyway.
Preferably, the material of the positioning sliding block is High Strength Wear-Resistance Material.
Preferably, the cylindrical of the wear-resistant sleeve is interference fitted between the chuck body endoporus.
Preferably, the surface hardening process such as the inwall use of the wear-resistant sleeve nitrogenizes, table is quenched.
Preferably, the positioning sliding block and interchangeable claw are three sets, along the circumferential with even angular intervals of the chuck body
Set.
Preferably, the internal drive mechanism of the chuck body can use the mode such as machinery, hydraulic pressure, pneumatic.
The difference for the specific revolution class machining tool type silently applied according to disclosed in the utility model, silently can
Different structures can be had by changing claw, so as to be changed according to processed design of part and actual processing request.
Disclosed in the utility model silently when axial workpiece is fixed, by the adjustment of interchangeable claw, realize
Various sizes of axial workpiece endoporus is fixed, and then can solve at present that recycling rate of waterused silently is low, material consumption is big,
The wasting of resources than it is more serious the problem of.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the technical scheme in the utility model embodiment or background technology
Or the required accompanying drawing used is briefly described in background technology description, it should be apparent that, for ordinary skill people
For member, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the fundamental diagram of current lathe process axial workpiece configuration silently；
Fig. 2 is the fundamental diagram of current grinding machine working shaft-like part configuration silently；
Fig. 3 is the front view of the utility model silently；
Fig. 4 is the sectional view of the utility model silently；
Fig. 5 is the connected mode schematic diagram of interchangeable claw and positioning sliding block silently；
Fig. 6 is that the utility model silently applies diagram on lathe；
Fig. 7 is that the utility model silently applies diagram on grinding machine.
Description of reference numerals：
101- scroll chucks, 102- hollow rolls workpiece, 103- are existing silently, 104- tailstock centres, 105- lathe tools, 201- sand
Wheel, 301- chuck bodies, 302- positioning sliding blocks, the interchangeable claws of 303-, 304- connecting bolts, 305- wear-resistant sleeves, 306- thread bush,
307- centre heads, 401- circular arcs convex key, 402- circular arcs keyway, 501- lathes claw, 601- grinding machine claws.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, it is new below in conjunction with this practicality
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is only the part of the embodiment of the present invention, rather than whole embodiments.Based in utility model of the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made,
The scope of the utility model protection should all be belonged to.
Refer to Fig. 3 and Fig. 4, it is of the present utility model silently include chuck body 301, positioning sliding block 302, interchangeable claw 303,
Connecting bolt 304, wear-resistant sleeve 305, thread bush 306 and centre head 307.Wherein, in the wherein side of chuck body 301, chuck body
301 are connected to positioning sliding block 302 by the internal drive mechanism built in it, and positioning sliding block 302 passes through with interchangeable claw 303 to be connected
Bolt 304 is connected, and in the relative opposite side being connected with positioning sliding block 302 of chuck body 301, wear-resistant sleeve 305 is set with thread bush 306
Put in the endoporus of chuck body 301, centre head 307 is arranged in wear-resistant sleeve 305 and thread bush 306.
The thread bush 306 compresses to the outer face of wear-resistant sleeve 305, and by thread bush 306, to chuck body
301 and centre head 307 carry out axial restraint.Centre bore on the outer face of centre head 307 is used for lathe or the top of grinding machine holds out against.
It is of the present utility model silently in, positioning sliding block 302 and interchangeable claw 303 are three sets, along the circumference of chuck body 301
Set with even angular intervals.Such as shown in Fig. 3, three sets of positioning sliding blocks and interchangeable claw are in a manner of 120 degree of interval along chuck
Body 301 it is circumferentially disposed, can turn round on class machining tool the three-jaw combined type that use silently in lathe or grinding machine etc. so as to be formed.
As described above, chuck body 301 is connected to positioning sliding block 302 by the internal drive mechanism built in it, it specifically connects
Connect the kind of drive of the mode depending on the internal drive mechanism of chuck body 301.As an example, the internal drive machine of chuck body 301
Structure can be mechanical transmission-type, including there is flat thread structure at logical bevel pinion and bevel gear wheel disk, the back side of bevel gear wheel disk,
It can be intermeshed with the rack structure set on positioning sliding block 302 for this.By rotating bevel pinion, bevel gear wheel disk can be driven
Rotated, and then drive positioning sliding block 302 to move radially, and so that the interchangeable claw being connected with positioning sliding block 302
303 along chuck body 301 radial motion.Thus, by the internal drive mechanism of chuck body 301, three sets of interchangeable claws can be entered
Row is synchronous radially to be adjusted, and realizes the continuously adjustabe for silently clamping diameter, so as in fixed axial workpiece, realize to different sizes
Axial workpiece clamping and fixation, and then can solve at present that recycling rate of waterused silently is low, material consumption is big, wasting of resources ratio
The problem of more serious.
Certainly, the internal drive mechanism of the chuck body 301 can use other any modes outside above-mentioned mechanical system,
Such as the mode such as hydraulic pressure known to those skilled in the art, pneumatic.Internal drive mechanism and conventional scroll chuck because of chuck body
It is identical, no longer elaborate herein.
Refer to Fig. 5, it is of the present utility model silently in, be provided with circular arc convex key 401 on the positioning sliding block 302, together
The circular arc keyway 402 coordinated with circular arc convex key 401 is provided with the interchangeable claws 303 of Shi Suoshu.Thus, interchangeable claw 303 is with determining
Positioned between the sliding block 302 of position by the circular arc keyway 402 and circular arc convex key 401 of mutual cooperation, and pass through connecting bolt 304
Connection.
To ensure the assembly precision between interchangeable claw 303 and positioning sliding block 302, the circular arc keyway on interchangeable claw 303
402 and positioning sliding block 302 on circular arc convex key 401 between be interference fits.
Positioning sliding block 302 is typically made up of high-abrasive material, the Surface hardened layers such as the inwall use nitridation of wear-resistant sleeve 305, table are quenched
Technique, prevent the abrasion to its bore area when centre head is changed；Between the endoporus of cylindrical and chuck body 301 of wear-resistant sleeve 305
Using elastic conjunction.
Using it is of the present utility model silently when, will be silently connected with tailstock centre, and coordinate chuck body and its what is connected determine
Position sliding block and interchangeable claw, the workpiece of required processing is fixed, realizes the purpose being processed on lathe or grinding machine to workpiece.
According to the difference of the specific revolution class machining tool type of the present utility model silently applied, card changeable silently
Pawl can have different structures, so as to be changed according to processed design of part and actual processing request.For example, Fig. 6
With Fig. 7 respectively illustrate it is of the present utility model silently on lathe using diagram and of the present utility model silently on grinding machine
Using diagram.For the difference of lathe, grinding machine, the silently area only on the dimensional structure of interchangeable claw of the present utility model
Not.Specifically, the interchangeable claw silently used on lathe, i.e. lathe claw 501, it is and described above identical；And grind
The interchangeable claw silently used on bed, i.e. grinding machine claw 601, by the step-like extension elongation of local elongated clamping jaw, for mill
Bed emery wheel provides surpassed distance space.
Herein, only emphasis describes difference with other schemes to each preferred scheme, as long as each preferred scheme
Do not conflict, can be combined, the embodiment formed after combination is also within category disclosed in this specification, it is contemplated that
Text is succinct, herein with regard to no longer individually being described to combining formed embodiment.
Described above is only specific embodiment of the present utility model, is made skilled artisans appreciate that or realizing this
Utility model.A variety of modifications to these embodiments will be apparent to one skilled in the art, institute herein
The General Principle of definition can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore,
The utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and new
The consistent most wide scope of clever feature.
Claims (7)
1. it is a kind of silently, it is including chuck body (301), positioning sliding block (302), interchangeable claw (303), connecting bolt (304), wear-resisting
Cover (305), thread bush (306) and centre head (307), it is characterised in that：It is described in the wherein side of the chuck body (301)
Chuck body (301) is connected to the positioning sliding block (302), the positioning sliding block (302) by the internal drive mechanism built in it
It is connected with the interchangeable claw (303) by the connecting bolt (304)；Slided in the chuck body (301) and the positioning
The relative opposite side of block (302) connection, the wear-resistant sleeve (305) are arranged on the chuck body (301) with the thread bush (306)
Endoporus in, the centre head (307) is arranged in the wear-resistant sleeve (305) and thread bush (306).
2. it is according to claim 1 silently, it is characterised in that：Circular arc convex key is provided with the positioning sliding block (302)
(401) the circular arc keyway (402) coordinated with the circular arc convex key (401), is provided with the interchangeable claw (303).
3. it is according to claim 2 silently, it is characterised in that：The circular arc convex key (401) and the circular arc keyway (402)
Between interference fits.
4. it is according to claim 1 silently, it is characterised in that：The material of the positioning sliding block (302) is high-strength abrasion-proof
Material.
5. it is according to claim 1 silently, it is characterised in that：The cylindrical and chuck body of the wear-resistant sleeve (305)
(301) it is interference fitted between endoporus.
6. it is according to claim 1 silently, it is characterised in that：The inwall of the wear-resistant sleeve (305) is quenched using nitridation, table
Surface hardening process.
7. it is according to any one of claim 1 to 6 silently, it is characterised in that：The positioning sliding block (302) and card changeable
Pawl (303) is three sets, and circumferential along the chuck body (301) is set with even angular intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720761718.1U CN207077321U (en) | 2017-06-28 | 2017-06-28 | Silently |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720761718.1U CN207077321U (en) | 2017-06-28 | 2017-06-28 | Silently |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207077321U true CN207077321U (en) | 2018-03-09 |
Family
ID=61426961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720761718.1U Active CN207077321U (en) | 2017-06-28 | 2017-06-28 | Silently |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207077321U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518442A (en) * | 2020-11-25 | 2021-03-19 | 张家港台达机械制造有限公司 | Machining grinding device |
| CN114346780A (en) * | 2021-12-27 | 2022-04-15 | 武汉重工铸锻有限责任公司 | Method for controlling radial runout of crankshaft |
-
2017
- 2017-06-28 CN CN201720761718.1U patent/CN207077321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518442A (en) * | 2020-11-25 | 2021-03-19 | 张家港台达机械制造有限公司 | Machining grinding device |
| CN114346780A (en) * | 2021-12-27 | 2022-04-15 | 武汉重工铸锻有限责任公司 | Method for controlling radial runout of crankshaft |
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