CN202804224U - Tool clamping head capable of rotating - Google Patents

Tool clamping head capable of rotating Download PDF

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Publication number
CN202804224U
CN202804224U CN 201220524261 CN201220524261U CN202804224U CN 202804224 U CN202804224 U CN 202804224U CN 201220524261 CN201220524261 CN 201220524261 CN 201220524261 U CN201220524261 U CN 201220524261U CN 202804224 U CN202804224 U CN 202804224U
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CN
China
Prior art keywords
chuck
key
piston
driving shaft
complementary
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
Application number
CN 201220524261
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Chinese (zh)
Inventor
余晓飞
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Individual
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Individual
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Publication date
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Priority to CN 201220524261 priority Critical patent/CN202804224U/en
Application granted granted Critical
Publication of CN202804224U publication Critical patent/CN202804224U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a tool module used for machine manufacturing, in particular to a precise tool module used for achieving clamping of a workpiece and carrying out rotational motion. A tool clamping head capable of rotating comprises a support frame, a left end cover, a right cover, a clamping sleeve, a clamping head, a driving shaft and a piston, wherein the left end cover and the right end cover are fixedly connected with the support frame, the clamping sleeve is movably connected with the support frame through a bearing, the clamping head is arranged inside the clamping sleeve, the driving shaft is fixedly connected on the clamping head, and the piston is movably connected with the driving shaft. The outline of a second slip ring of the piston is matched with a fluid cavity on the rack, and a fluid inlet and a fluid outlet are arranged on the support frame and connected with the fluid cavity. The piston is driven to slide in the inner portion of the rack through fluid. A first guide groove is formed in the driving shaft in an axial direction, a key is arranged inside the first guide groove, wherein the outline of the key is matched with the first guide groove, and a second sliding groove matched with the key is formed in the clamping head.

Description

The frock chuck that can rotate
Technical field
The utility model relates to a kind of frock module for machine-building, especially for realizing the clamping of workpiece and doing the accurate frock module of gyration.
Background technology
In existing jig, for the less optical axis class part of diameter, generally all be to adopt collet to clamp, the endoporus of collet is installed workpiece, and has several grooves, can make collet radially produce the micro-deformation clamping work pieces; The male cone (strobilus masculinus) of collet cooperates with the inner conical surface of chuck, chuck be fixed on the main shaft or the fixed structure of lathe on, the inner of collet is connected with pull bar, utilize the pulling of pull bar, make the relative chuck of collet produce axially-movable, because the effect of the male cone (strobilus masculinus) of collet and the inner conical surface of chuck makes collet contraction clip clamping of workpieces.Existing above-mentioned anchor clamps, general for revolution processing, the employing clamp mechanism combines with rotary motion mechanism.Pull bar relies on the operator manually to strain, and makes the relative chuck of collet produce axially-movable, thereby chuck is shunk and clamping work pieces.The pull bar operation is wasted time and energy, and makes production efficiency low, can not satisfy day by day fierce market competition.
In actual processing, often run into some workpiece requirements and in the once mounting of anchor clamps, process one group of surface, and this group surface distributes by certain angle.Like this, just require these anchor clamps to add in the fourth process at lower and can carry out calibration, namely workpiece whenever processes after the surface in clamped one time, turns over certain angle by the moving part on the anchor clamps together with workpiece, to change the position of finished surface.
The utility model content
The purpose of this utility model is to provide a kind of frock module, can automatically realize clamping and revolution to workpiece, this use new structure is compact, and clamp mechanism and slew gear have been realized organically combination, is realizing that can drive workpiece to workpiece after stable the clamping does precision rotating.
A kind of frock chuck that can rotate, comprise support, the left end cap and the right end cap that are connected with support, be connected to actively chuck on the described support by bearing, described chuck inside is provided with chuck, be fixedly connected to the driving shaft on the described chuck, be connected with actively piston on the described driving shaft, the profile of the second slip ring of described piston and the fluid cavity on the described support are complementary, be provided with stream socket on the described support, and be connected to fluid cavity, driving described piston by fluid slides at described internal stent, have the first gathering sill in axial direction on the described driving shaft, be provided with the key that profile is complementary with it in described the first gathering sill inside, have the second sliding tray that is complementary with described key on the described chuck.
Preferably, be provided with lug on the described left end cap, described lug cylindrical and described fluid cavity are complementary, and the first slip ring on the inner circle of described lug and the described piston is complementary.
Preferably, described internal stent is provided with interior ring, and described interior ring extends to its central axial direction from the matrix of described support, and is complementary with described the 3rd slip ring.
Preferably, described key is A type key, described the second sliding tray along the length of axis direction greater than described key length.
Preferably, the cooperation of described key and described the first sliding tray is interference fits or interference fit.
Preferably, the cooperation of described key and described the second sliding tray is matched in clearance.
Preferably, the end positions place on the described piston axis direction is provided with two clutch shaft bearings, and described clutch shaft bearing places in the endoporus of described piston, and withstands on the shaft shoulder of described driving shaft and the described left end cap and axial restraint.
Preferably, the inside of described chuck is provided with internal thread, is provided with the external screw thread that is complementary with described internal thread on the right part of described driving shaft.
The beneficial effects of the utility model are:
By in described import and export, injecting or the eliminating fluid, can drive described piston and moved along axis direction together by the piston driving driving shaft, the right part of described driving shaft is threaded connection the driving chuck and axially moves, the male cone (strobilus masculinus) of described chuck and the inner conical surface of described chuck are complementary, be provided with some seams on the described chuck, and realize clamping or unclamping.
Description of drawings
Fig. 1 is the outside general structure schematic diagram under the assembled state of the utility model frock chuck that can rotate;
Fig. 2 is the complete section structural representation of the utility model frock chuck that can rotate;
Fig. 3 is driving shaft on the utility model frock chuck that can rotate and the assembly structure schematic diagram of key;
Fig. 4 is the structural representation of the collet on the utility model frock chuck that can rotate.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail, but does not consist of any restriction of the present utility model.
Fig. 1 is the outside general structure schematic diagram under the assembled state of the utility model frock chuck that can rotate, and Fig. 2 is the complete section structural representation of the utility model frock chuck that can rotate.A kind of frock chuck that can rotate, comprise support 10, the left end cap 20 and the right end cap 30 that are connected with support 10, be connected to actively chuck 40 on the described support 10 by bearing 41, described chuck 40 inside are provided with chuck 50, be fixedly connected to the driving shaft 70 on the described chuck 50, be connected with actively piston 60 on the described driving shaft 70, the profile of the second slip ring 65 of described piston 60 and the fluid cavity 15 on the described support are complementary, be provided with stream socket 14 on the described support 10, and be connected to fluid cavity 15, drive described piston 60 in described support 10 slides within by fluid.
Fig. 3 is driving shaft on the utility model frock chuck that can rotate and the assembly structure schematic diagram of key, have the first gathering sill 72 in axial direction on the described driving shaft 70, be provided with the key 71 that profile is complementary with it in described the first gathering sill 72 inside, have the second sliding tray 42 that is complementary with described key 71 on the described chuck 40.
More specifically, be provided with lug 21 on the described left end cap 20, described lug 21 cylindricals and described fluid cavity 15 are complementary, and the first slip ring 62 on the inner circle of described lug 21 and the described piston 60 is complementary.
More specifically, described support 10 inside are provided with interior ring 17, and described interior ring 17 extends to its central axial direction from the matrix of described support 10, and is complementary with described the 3rd slip ring 63.
More specifically, described key 71 is A type key, and described the second sliding tray 42 is along the length of the axis direction length greater than described key 71.
More specifically, the cooperation of described key 71 and described the first sliding tray 72 is interference fits or interference fit.
More specifically, the cooperation of described key 71 and described the second sliding tray 72 is matched in clearance.
More specifically, the end positions place on described piston 70 axis directions is provided with two clutch shaft bearings 61, and described clutch shaft bearing 61 places in the endoporus of described piston 60, and withstands on the shaft shoulder of described driving shaft 70 and the described left end cap 20 and axial restraint.
More specifically, the inside of described chuck 50 is provided with internal thread 51, is provided with the external screw thread 74 that is complementary with described internal thread 51 on the right part 30 of described driving shaft 70.
Below in conjunction with structure of the present utility model, the once course of work of the present utility model and operation principle are described:
Fig. 4 is the structural representation of the collet on the utility model frock chuck that can rotate, and the male cone (strobilus masculinus) 54 of described chuck 50 and the inner conical surface 43 of described chuck 40 are complementary, and is provided with some seams 53 on the described chuck 50, and workpiece places cavity volume 52.
By injecting or get rid of fluid toward 14 li of described import and export, can drive described piston 60 and drive driving shaft 70 by piston 60 and move along axis direction together, the right part of described driving shaft is threaded connection driving chuck 50 and axially moves, and realizes clamping or unclamping.
At last, should be pointed out that above embodiment only is the more representational example of the utility model.Obviously, the utility model is not limited to above-described embodiment, and many distortion can also be arranged.Every foundation technical spirit of the present utility model all should be thought to belong to protection domain of the present utility model to any simple modification, equivalent variations and modification that above embodiment does.

Claims (8)

1. frock chuck that can rotate, comprise support, the left end cap and the right end cap that are connected with support, be connected to actively chuck on the described support by bearing, described chuck inside is provided with chuck, it is characterized in that, also comprise: be fixedly connected to the driving shaft on the described chuck, be connected with actively piston on the described driving shaft, the profile of the second slip ring of described piston and the fluid cavity on the described support are complementary, be provided with stream socket on the described support, and be connected to fluid cavity, driving described piston by fluid slides at described internal stent, have the first gathering sill in axial direction on the described driving shaft, be provided with the key that profile is complementary with it in described the first gathering sill inside, have the second sliding tray that is complementary with described key on the described chuck.
2. the frock chuck that can rotate according to claim 1 is characterized in that, is provided with lug on the described left end cap, and described lug cylindrical and described fluid cavity are complementary, and the first slip ring on the inner circle of described lug and the described piston is complementary.
3. the frock chuck that can rotate according to claim 1 is characterized in that described internal stent is provided with interior ring, and described interior ring extends to its central axial direction from the matrix of described support, and is complementary with described the 3rd slip ring.
4. the frock chuck that can rotate according to claim 1 is characterized in that, described key is A type key, described the second sliding tray along the length of axis direction greater than described key length.
5. the frock chuck that can rotate according to claim 1 is characterized in that, the cooperation of described key and described the first sliding tray is interference fits or interference fit.
6. the frock chuck that can rotate according to claim 1 is characterized in that, the cooperation of described key and described the second sliding tray is matched in clearance.
7. the frock chuck that can rotate according to claim 1, it is characterized in that, end positions place on the described piston axis direction is provided with two clutch shaft bearings, described clutch shaft bearing places in the endoporus of described piston, and withstands on the shaft shoulder of described driving shaft and the described left end cap and axial restraint.
8. the frock chuck that can rotate according to claim 1 is characterized in that the inside of described chuck is provided with internal thread, is provided with the external screw thread that is complementary with described internal thread on the right part of described driving shaft.
CN 201220524261 2012-10-14 2012-10-14 Tool clamping head capable of rotating Expired - Fee Related CN202804224U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220524261 CN202804224U (en) 2012-10-14 2012-10-14 Tool clamping head capable of rotating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220524261 CN202804224U (en) 2012-10-14 2012-10-14 Tool clamping head capable of rotating

Publications (1)

Publication Number Publication Date
CN202804224U true CN202804224U (en) 2013-03-20

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CN 201220524261 Expired - Fee Related CN202804224U (en) 2012-10-14 2012-10-14 Tool clamping head capable of rotating

Country Status (1)

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CN (1) CN202804224U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107297634A (en) * 2017-05-25 2017-10-27 中山市捷上同程数控机床有限公司 A kind of hydraulic clip compact form walks scheming

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107297634A (en) * 2017-05-25 2017-10-27 中山市捷上同程数控机床有限公司 A kind of hydraulic clip compact form walks scheming
CN107297634B (en) * 2017-05-25 2022-06-28 中山市捷上同程数控机床有限公司 Hydraulic clamping type walking machine

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130320

Termination date: 20131014