CN102139378A - Chuck for machining both ends - Google Patents
Chuck for machining both ends Download PDFInfo
- Publication number
- CN102139378A CN102139378A CN 201110076291 CN201110076291A CN102139378A CN 102139378 A CN102139378 A CN 102139378A CN 201110076291 CN201110076291 CN 201110076291 CN 201110076291 A CN201110076291 A CN 201110076291A CN 102139378 A CN102139378 A CN 102139378A
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- chuck
- rotor
- housing
- piston
- annular
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Abstract
The invention relates to a chuck for machining both ends, which comprises a shell, an installation base, a rotor, a chuck and a belt wheel, wherein the shell is arranged in the installation base; the rotor is arranged on the shell by a bearing; the belt wheel is fixed on the rotor; a tapered hole and an installation hole are formed on the rotor; a clamping hole is formed on the conical chuck; the chuck is movably arranged in the tapered hole; an annular clamping groove is formed on the chuck; a piston is arranged in the installation hole; a cylinder cover is fixed on the rotor; through holes are formed on the piston and the cylinder cover; an annular clamping table and a step surface are arranged on the piston; two annular oil grooves are formed on the inner wall of the shell; two oil passing channels are formed on the rotor; and oil passing holes communicated with the annular oil grooves are formed on the shell and the installation base. The chuck has the advantage of compact structure, is convenient to use, and can clamp the middle parts of workpieces, so that both ends of the workpieces extend out of the chuck to be machined simultaneously; therefore, machining processes are reduced obviously, the efficiency is improved obviously and the axiality is also ensured.
Description
Technical field
The present invention relates to a kind of chuck, particularly a kind of lathe dog.
Background technology
Chuck on the existing lathe generally is mounted on the main shaft of lathe one end, the other end mounting cutter of lathe, clamping workpiece of this lathe can only carry out single head processing, when processing work, one end of this chuck holding workpiece is processed the other end of workpiece again.When need add man-hour to the two ends of workpiece; as process tube of material; the operational sequence of existing lathe is: tube of material one end is stretched in the chuck clamp; earlier the other end of tube of material is processed; after finishing, unclamp chuck, tube of material is taken off; a manufactured end stretched in the chuck clamp; the other end is processed, the traditional lathe chuck is adding man-hour to the workpiece two ends again; shutdown that must be repeatedly; start; clamping collet; unclamp chuck; operations such as workpiece tune; operation is many, and complex operation expends man-hour; efficient is low; workpiece forms impression after the clamping repeatedly easily, influences quality, workpiece tune back reprocessing; make the axiality at workpiece two ends can not get guaranteeing that the location uniformity of holding workpiece length is poor.
Summary of the invention
Purpose of the present invention just provides a kind of compact conformation, two ends easy to use process chuck, and it stretches out outside the chuck two ends through the middle part of a clamping workpiece, simultaneously the workpiece two ends are processed, obviously reduce manufacturing procedure, significantly improved efficient, axiality also is guaranteed.
The objective of the invention is to realize by such technical scheme, it comprises housing, mount pad, rotor, chuck and belt pulley, it is characterized in that: housing is installed in the mount pad, rotor is installed on the housing by bearing and an end exposes to housing, belt pulley is fixed on the rotor that exposes to housing, end at rotor offers the bellmouth that ecto-entad diminishes gradually, rotor in addition an end offer communicate with bellmouth and diameter greater than the installing hole of bellmouth end diameter, chuck is tapered, chuck is provided with clamping hole, chuck is placed in the bellmouth versatilely, the outer surface of the end that the chuck diameter is less is provided with annular slot, in installing hole, be placed with piston, intrinsic energy blocks the cylinder cap of piston on the end face of rotor, piston and cylinder cap are provided with via hole coaxial with clamping hole and that communicate, the front end of piston is provided with the annular snap platform that is positioned at annular slot, the rear end of piston is provided with step surface, form between step surface and the cylinder cap and unclamp oil cylinder, form clamping cylinder between the front end face of piston and the rotor, rotor is provided with two annular oil grooves, inwall at housing is provided with two oily passages of mistake,, an annular oil groove of the oily channel connection of mistake, wherein the oily passage of mistake communicates with oil cylinder, the oily passage of another mistake with unclamp oil cylinder and communicate, at housing, a side of mount pad is provided with and oil-through hole that annular oil groove communicates wherein, at housing, another side of mount pad is provided with the oil-through hole that communicates with another annular oil groove.
The present invention is installed in the middle part of lathe earlier by mount pad, cutter is positioned at the both sides of mount pad, and belt pulley is connected with engine by driving-belt, and the oil-through hole on the mount pad is communicated with fuel tank.In use, workpiece is stretched into from the clamping hole than the chuck of major diameter bellmouth one end, the workpiece two ends are positioned at outside the present invention, at this moment, by the button on the lathe control panel, start oil pump work, the fluid in the fuel tank is passed through oil-through hole, annular oil groove and the oily passage input clip locking oil cylinder of mistake promote piston and retreat, piston retreats the drive chuck and moves, the inwall of the bellmouth of the surface of chuck and rotor is fitted, thus the middle part of clamping work pieces, and cutter then can be processed the workpiece two ends, after machining, at this moment, by the button on the lathe control panel, start oil pump work, fluid in the fuel tank is passed through oil-through hole, annular oil groove and the oily passage of mistake are input to and unclamp in the oil cylinder, the fluid of clamping cylinder is pushed back fuel tank, chuck front end end face and rotor are fitted, drive chuck and move, the surface that makes chuck separates with the inwall of the bellmouth of rotor, thereby unclamp the clamping to workpiece, just can take off workpiece, so repeatable operation realizes batch machining.The present invention can just can process the workpiece two ends through a clamping simultaneously to the workpiece of axle class or tubing; compare with existing chuck; reduced shutdown repeatedly, start, clamping collet, unclamped chuck, operation such as workpiece tune; obviously reduced manufacturing procedure; significantly improved efficient; simultaneously the workpiece two ends are processed, to the axiality that has guaranteed workpiece, the gripping of workpiece is convenient.
Because adopted technique scheme, the present invention to have compact conformation, advantage easy to use, it is through the middle part of a clamping workpiece, two ends are stretched out outside the chuck, simultaneously the workpiece two ends are processed, obviously reduced manufacturing procedure, significantly improved efficient, axiality also is guaranteed.
Description of drawings
Description of drawings of the present invention is as follows.
Fig. 1 is a schematic appearance of the present invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the A-A cutaway view Amplified image of Fig. 1.
Fig. 4 is the B-B cutaway view Amplified image of Fig. 1.
Fig. 5 is the structural representation of rotor of the present invention.
Fig. 6 is the structural representation of housing of the present invention.
Fig. 7 is the structural representation of chuck.
Among the figure: the ⒈ housing; The ⒉ mount pad; The ⒊ rotor; The ⒋ chuck; The ⒌ belt pulley; The ⒍ bellmouth; The ⒎ installing hole; The ⒏ clamping hole; The ⒐ annular slot; The ⒑ piston; The ⒒ cylinder cap; The ⒓ via hole; ⒔ annular snap platform; The ⒕ step surface; The ⒖ front end face; The ⒗ annular oil groove; The ⒘ annular oil groove; ⒙ crosses oily passage; ⒚ crosses oily passage; The ⒛ oil-through hole; 21. oil-through hole; 22. link slot; 23. elastomeric material; 24. annular row oil groove; 25. outage; 26. sealing ring; 27. cap.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
Shown in Fig. 1-7, the present invention includes housing 1, mount pad 2, rotor 3, chuck 4 and belt pulley 5, it is characterized in that: housing 1 is installed in the mount pad 2, rotor 3 is installed on the housing 1 by bearing and an end exposes to housing 1, belt pulley 5 is fixed on the rotor 3 that exposes to housing, end at rotor 3 offers the bellmouth 6 that ecto-entad diminishes gradually, rotor 3 in addition an end offer communicate with bellmouth and diameter greater than the installing hole 7 of bellmouth end diameter, chuck 4 is tapered, chuck 4 is provided with clamping hole 8, chuck 4 is placed in the bellmouth 6 versatilely, the outer surface of the end that chuck 4 diameters are less is provided with annular slot 9, in installing hole 7, be placed with piston 10, intrinsic energy blocks the cylinder cap 11 of piston 10 on the end face of rotor 3, piston 10 and cylinder cap 11 are provided with via hole 12 coaxial with clamping hole 8 and that communicate, the front end of piston 10 is provided with the annular snap platform 13 that is positioned at annular slot 9, the rear end of piston 10 is provided with step surface 14, form between step surface 14 and the cylinder cap 11 and unclamp oil cylinder, form clamping cylinder between the front end face 15 of piston 10 and the rotor 3, inwall at housing 1 is provided with two annular oil grooves 16,17, rotor 3 is provided with two oily passages 18 of mistake, 19,, the oily passage 18 of mistake, 19 are communicated with an annular oil groove 16,17, wherein the oily passage 18 of mistake communicates with clamping cylinder, the oily passage 19 of another mistake with unclamp oil cylinder and communicate, at housing 1, a side of mount pad 2 is provided with and oil-through hole 20 that annular oil groove communicates wherein, at housing 1, another side of mount pad 2 is provided with the oil-through hole 21 that communicates with another annular oil groove.
The present invention is installed in earlier the middle part of lathe by mount pad 2, cutter is positioned at the both sides of mount pad 2, and belt pulley 5 is connected with engine by driving-belt, and the oil-through hole on the mount pad 2 20,21 is communicated with fuel tank.In use, workpiece is stretched into from the clamping hole 8 than the chuck 4 of major diameter bellmouth one end, the workpiece two ends are positioned at outside the present invention, at this moment, by the button on the lathe control panel, start oil pump work, fluid in the fuel tank is passed through oil-through hole 20, annular oil groove 16 and the oily passage 18 input clip locking oil cylinders of mistake, promoting piston 10 retreats, piston 10 retreats drive chuck 4 and moves, the inwall of the bellmouth 6 of the surface of chuck 4 and rotor 3 is fitted, thereby the middle part of clamping work pieces, cutter then can be processed the workpiece two ends, after machining, at this moment, by the button on the lathe control panel, start oil pump work, fluid in the fuel tank is passed through oil-through hole 21, annular oil groove 17 and the oily passage 19 of mistake are input to and unclamp in the oil cylinder, the fluid of clamping cylinder is pushed back fuel tank, chuck 4 front end end faces and rotor 3 are fitted, drive chuck 4 and move, the surface that makes chuck 4 separates with the inwall of the bellmouth 6 of rotor 3, thereby unclamp the clamping to workpiece, just can take off workpiece, so repeatable operation realizes batch machining.The present invention can just can process the workpiece two ends through a clamping simultaneously to the workpiece of axle class or tubing; compare with existing chuck; reduced shutdown repeatedly, start, clamping collet, unclamped chuck, operation such as workpiece tune; obviously reduced manufacturing procedure; significantly improved efficient; simultaneously the workpiece two ends are processed, to the axiality that has guaranteed workpiece, the gripping of workpiece is convenient.
Shown in Fig. 1,7, chuck 4 comprises six arc pieces, and every arc piece is arranged in order and surrounds circle, be provided with groove on two sides of every arc piece, in six arc pieces, groove between any two constitutes link slot 22 relatively, is placed with elastomeric material 23 in link slot.Elastomeric material 23 can will link together between the two adjacent arc pieces, and when unclamping oil cylinder, elastomeric material 23 can open the arc piece slightly, so that place work piece.
As shown in Figure 6, the inwall of housing 1 is provided with annular row oil groove 24, and the outage 25 that communicates with annular row oil groove 24 is set on housing 1, mount pad 2.This annular row oil groove 24 can be discharged the fluid on the surface in the rotor.Shown in Fig. 3,4, in order to increase sealing effectiveness, prevent to reveal, be provided with sealing ring 26 between piston 10 and the rotor 3.Be provided with sealing ring 26 between piston 10 and the cylinder cap 11.Shown in Fig. 3,4, two sides of housing 1 are provided with cap 27.Cap can play a protective role to rotor, can also increase aesthetic property.
Claims (6)
1. two ends process chuck, comprise housing (1), mount pad (2), rotor (3), chuck (4) and belt pulley (5), it is characterized in that: housing (1) is installed in the mount pad (2), rotor (3) is installed on the housing (1) by bearing and an end exposes to housing (1), belt pulley (5) is fixed on the rotor (3) that exposes to housing, end at rotor (3) offers the bellmouth (6) that ecto-entad diminishes gradually, rotor (3) in addition an end offer communicate with bellmouth and diameter greater than the installing hole (7) of bellmouth end diameter, chuck (4) is tapered, chuck (4) is provided with clamping hole (8), chuck (4) is placed in the bellmouth (6) versatilely, the outer surface of the end that chuck (4) diameter is less is provided with annular slot (9), in installing hole (7), be placed with piston (10), intrinsic energy blocks the cylinder cap (11) of piston (10) on the end face of rotor (3), piston (10) and cylinder cap (11) are provided with via hole (12) coaxial with clamping hole (8) and that communicate, the front end of piston (10) is provided with the annular snap platform (13) that is positioned at annular slot (9), the rear end of piston (10) is provided with step surface (14), form between step surface (14) and the cylinder cap (11) and unclamp oil cylinder, form clamping cylinder between the front end face (15) of piston (10) and the rotor (3), inwall at housing (1) is provided with two annular oil grooves (16,17), rotor (3) is provided with two oily passages (18 of mistake, 19),, the oily passage (18 of mistake, 19) be communicated with an annular oil groove (16,17), wherein an oily passage of mistake (18) communicates with clamping cylinder, the oily passage of another mistake (19) with unclamp oil cylinder and communicate, in housing (1), a side of mount pad (2) is provided with and oil-through hole (20) that annular oil groove communicates wherein, in housing (1), another side of mount pad (2) is provided with the oil-through hole (21) that communicates with another annular oil groove.
2. processing chuck in two ends as claimed in claim 1, it is characterized in that: chuck (4) comprises six arc pieces, every arc piece is arranged in order and surrounds circle, be provided with groove on two sides of every arc piece, in six arc pieces, groove between any two constitutes link slot (22) relatively, is placed with elastomeric material (23) in link slot.
3. processing chuck in two ends as claimed in claim 2, it is characterized in that: the inwall at housing (1) is provided with annular row oil groove (24), goes up at housing (1), mount pad (2) outage (25) that communicates with annular row oil groove (24) is set.
4. as claim 1,2 or 3 described two ends processing chucks, it is characterized in that: be provided with sealing ring (26) between piston (10) and the rotor (3).
5. processing chuck in two ends as claimed in claim 4 is characterized in that: be provided with sealing ring (26) between piston (10) and the cylinder cap (11).
6. processing chuck in two ends as claimed in claim 5, it is characterized in that: two sides of housing (1) are provided with cap (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110076291 CN102139378A (en) | 2011-03-29 | 2011-03-29 | Chuck for machining both ends |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110076291 CN102139378A (en) | 2011-03-29 | 2011-03-29 | Chuck for machining both ends |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102139378A true CN102139378A (en) | 2011-08-03 |
Family
ID=44407303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110076291 Pending CN102139378A (en) | 2011-03-29 | 2011-03-29 | Chuck for machining both ends |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102139378A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104416169A (en) * | 2013-08-22 | 2015-03-18 | 江苏聚源电气有限公司 | Automatic machining line of axis parts |
| CN108380901A (en) * | 2018-04-18 | 2018-08-10 | 广州工程技术职业学院 | A kind of numerical-control processing method of multi-grid constitutional detail |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531506A (en) * | 1978-08-14 | 1980-03-05 | Ntn Toyo Bearing Co Ltd | Chuck |
| CN1057606A (en) * | 1990-06-15 | 1992-01-08 | 耶各夹具技术股份有限公司 | Be used to adjust the method and apparatus at chuck center |
| TW492368U (en) * | 2000-10-25 | 2002-06-21 | Shiuan-Lung Wu | Structure for chuck featured with adjustable dual-side hydraulic pressure |
| CN2649229Y (en) * | 2003-08-26 | 2004-10-20 | 陈军 | Motorcycle drum brake dead eye double-ended lathe working apparatus |
-
2011
- 2011-03-29 CN CN 201110076291 patent/CN102139378A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531506A (en) * | 1978-08-14 | 1980-03-05 | Ntn Toyo Bearing Co Ltd | Chuck |
| CN1057606A (en) * | 1990-06-15 | 1992-01-08 | 耶各夹具技术股份有限公司 | Be used to adjust the method and apparatus at chuck center |
| TW492368U (en) * | 2000-10-25 | 2002-06-21 | Shiuan-Lung Wu | Structure for chuck featured with adjustable dual-side hydraulic pressure |
| CN2649229Y (en) * | 2003-08-26 | 2004-10-20 | 陈军 | Motorcycle drum brake dead eye double-ended lathe working apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104416169A (en) * | 2013-08-22 | 2015-03-18 | 江苏聚源电气有限公司 | Automatic machining line of axis parts |
| CN104416169B (en) * | 2013-08-22 | 2018-04-17 | 江苏聚源电气有限公司 | A kind of Machining of Shaft-type Parts transfer matic |
| CN108380901A (en) * | 2018-04-18 | 2018-08-10 | 广州工程技术职业学院 | A kind of numerical-control processing method of multi-grid constitutional detail |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110803 |