CN102581672A - Fixture of hub lathe - Google Patents

Fixture of hub lathe Download PDF

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Publication number
CN102581672A
CN102581672A CN2012100743486A CN201210074348A CN102581672A CN 102581672 A CN102581672 A CN 102581672A CN 2012100743486 A CN2012100743486 A CN 2012100743486A CN 201210074348 A CN201210074348 A CN 201210074348A CN 102581672 A CN102581672 A CN 102581672A
Authority
CN
China
Prior art keywords
hole
wheel hub
pull head
positioning disk
axle
Prior art date
Application number
CN2012100743486A
Other languages
Chinese (zh)
Inventor
朱志强
Original Assignee
柳州市龙晨车桥配件制造有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN2011101509212A priority Critical patent/CN102211209A/en
Priority to CN201110150921.2 priority
Application filed by 柳州市龙晨车桥配件制造有限公司 filed Critical 柳州市龙晨车桥配件制造有限公司
Priority to CN2012100743486A priority patent/CN102581672A/en
Publication of CN102581672A publication Critical patent/CN102581672A/en

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Abstract

The invention provides a fixture of a hub lathe, relating to a fixture for the mechanical processing field. The fixture comprises a locating disc, a clamping pull head, a supporting sleeve, a tensioning gasket and a pull tube, wherein the positioning disc comprises a main body connected to a main shaft of the lathe, and a positioning part that is protruded at one end of the main body in order to locate a bearing hole of the hub; the clamping pull head comprises a connecting shaft arranged in a through hole of the locating disc and a locating shaft connected to one end of the connecting shaft away from the locating disc; a connecting hole is provided at an end of the connecting shaft by sinking inwards; the part close to the free end of the locating shaft is inwards sunken to form an annular groove; a protruding buckling part is formed outside the groove; the supporting sleeve is sleeved on the surface of an external circle inside the groove of the locating shaft; the external surface of the supporting sleeve is matched with the internal surface of one of the internal holes of the hub, and the inside end face of the supporting sleeve is buckled on the inside end face of the internal hole of the hub; the tensioning gasket is arranged into the annular groove, and is buckled to the outside end face of the supporting sleeve; one end of the pull tube is connected with a connecting hole of the connecting shaft of the clamping pull head while the other end of the pull tube is connected with a hydraulic cylinder.

Description

The wheel hub turning attachment

Technical field

The present invention relates to the anchor clamps that a kind of field of machining is used, particularly a kind of turning attachment of processing automobile wheel hub.

Background technology

Wheel hub is parts important on the automobile, guarantees in the wheel hub processing that bearings at both ends hole axiality is extremely important, adds man-hour the clamping of wheel hub to be required than higher; If clamping does not reach the machining accuracy that requirement will directly influence wheel hub; Because the whole wheel hub size is bigger, clamping inconvenience on small-sized horizontal lathe, the very difficult machining accuracy that guarantees, general industry need not be processed wheel hub by small-sized horizontal lathe; And usually all be on vertical lathe or large-scale horizontal lathe, to process wheel hub; Vertical lathe or large-scale horizontal lathe price are higher, because the equipment cost height makes the production cost of enterprise rise significantly, are unfavorable for improving economic benefit of enterprises.

Summary of the invention

The purpose of this invention is to provide a kind of locate clamp fast, can guarantee machining accuracy and the wheel hub turning attachment that effectively reduces production costs.

The present invention adopts technical scheme to be for realizing above-mentioned purpose: a kind of wheel hub turning attachment; These anchor clamps comprise positioning disk, clamp pull head, support set, tension pad and trombone slide; Positioning disk comprises the main part that is connected on the lathe spindle and the stressing main portion one end location division in order to location wheel hub dead eye; Positioning disk also is provided with the through hole that runs through main part and location division; Clamp pull head and comprise and be arranged at the connecting axle in the positioning disk through hole and be connected in the locating shaft of connecting axle away from positioning disk one end that the connecting axle end caves inward and is provided with connecting hole, locating shaft is near position, the free end end formation annular groove that caves inward; The outside of annular groove forms outstanding holding section; Support set is enclosed within on the inboard outer round surface of set collar connected in star, and support set outer surface and the wheel hub wherein inner surface of an endoporus match and the support set inner side end is fastened on the inner side end of this wheelboss inner hole, and the tension pad is arranged in the annular groove and blocks end face outside the support set; Trombone slide one end is connected with the connecting hole that clamps the pull head connecting axle, and the trombone slide other end is connected with hydraulic cylinder.

Further technical scheme of the present invention is: be provided with internal thread in the connecting hole of said connecting axle, said trombone slide is provided with the external screw thread that matches with the internal thread of connecting hole near clamping pull head one end.

Further technical scheme of the present invention is: being caved in downwards by the outer circular top part of the connecting axle of said clamping pull head is provided with draw-in groove; The location division of positioning disk is provided with the pin-and-hole relative with the draw-in groove position, and said anchor clamps also comprise the bolt alignment pin that is arranged in the pin-and-hole and extends in the draw-in groove relative position between the said positioning disk in location and clamping pull head.

Further again technical scheme of the present invention is: said tension pad is the circular gasket that a side is provided with opening.

Wheel hub turning attachment of the present invention is owing to adopt said structure to have following beneficial effect:

1, the location clamps soon, can guarantee machining accuracy

Wheel hub turning attachment of the present invention is owing to be provided with positioning disk, clamping pull head, support set, tension pad and trombone slide, and when the processing wheel hub, the dead eye that needs only wheel hub is positioned on the location division of positioning disk; The tension pad is stuck in the annular groove, and wheel hub is positioned at automatically on the support set near the endoporus in the outside and (is promptly supported the inner surface of this endoporus by support set), control hydraulic cylinder pulling trombone slide; The trombone slide pulling clamps pull head; On the inboard end face of this wheelboss inner hole of the inner side end of support set chucking, wheel hub is promptly clamped, and positioning disk is contained on the lathe spindle that it is coaxial with lathe spindle; Need not to adjust again workpiece after the clamping; Can process workpiece, the location clamps fast, and the dead eye of wheel hub and an endoporus are in the outer part located by anchor clamps; Can prevent that wheel hub from influencing machining accuracy in clamped back in circular runout, can effectively guarantee machining accuracy.

2, can effectively reduce production costs

Wheel hub turning attachment of the present invention directly is contained on the main shaft of horizontal small lathe; Can directly adopt horizontal small machined into wheel hub; Do not need higher vertical lathe of use cost or large-size horizontal lathe, reduce equipment cost, can effectively reduce the production cost of enterprise.

Below in conjunction with accompanying drawing and embodiment wheel hub turning attachment of the present invention is further described.

Description of drawings

Fig. 1 is a wheel hub turning attachment structural representation of the present invention;

Fig. 2 is the structural representation that clamps pull head among Fig. 1;

Fig. 3 is that the A of Fig. 2 is to view;

Fig. 4 is the structural representation of positioning disk among Fig. 1;

Fig. 5 is the structural representation of tension pad among Fig. 1;

Fig. 6 is the structural representation of workpiece (wheel hub);

Fig. 7 is the combination sketch map of wheel hub turning attachment of the present invention and workpiece (wheel hub).

The main element label declaration:

The 1-positioning disk, 11-main part, 12-location division, 13-pin-and-hole, 14-through hole; 2-bolt alignment pin, 3-clamps pull head, 31-connecting hole, 32-draw-in groove, 33-connecting axle; The 34-locating shaft, the 35-annular groove, the 36-holding section, the 4-support set, 5-strains pad; The 51-opening, 6-trombone slide, 7-wheel hub, the dead eye of 71-wheel hub, 72-wheelboss inner hole.

The specific embodiment

Extremely shown in Figure 6 like Fig. 1; Wheel hub turning attachment of the present invention; These anchor clamps comprise positioning disk 1, clamping pull head 3, support set 4, tension pad 5 and trombone slide 6; Positioning disk 1 comprises the main part 11 that is connected on the lathe spindle (not shown) and the stressing main portion 11 1 ends location division 12 in order to location wheel hub dead eye 71; Positioning disk 1 also is provided with the through hole 14 that runs through main part 11 and location division 12, clamps pull head 3 and comprises and be arranged at the connecting axle 33 in positioning disk 1 through hole 14 and be connected in the locating shaft 34 of connecting axle 33 away from positioning disk 1 one ends that connecting axle 33 ends cave inward and are provided with connecting hole 31; Locating shaft 34 caves inward near position, free end end and forms annular groove 35; The free end of locating shaft 34 is the end of locating shaft 34 away from connecting axle 33, and the outside of annular groove 35 forms outstanding holding section 36, and support set 4 is enclosed within on the outer round surface of locating shaft 34 annular grooves 35 inboards; Support set 4 outer surfaces and the wheel hub 7 wherein inner surface of an endoporus 72 match and support set 4 inner side ends are fastened on the inner side end of this wheelboss inner hole 72; Tension pad 5 is arranged in the annular groove 35 and blocks support set 4 outside end faces, and trombone slide 6 one ends are connected with the connecting hole 31 that clamps pull head 3 connecting axles 33, and trombone slide 6 other ends are connected with the hydraulic cylinder (not shown).Be provided with internal thread in the connecting hole 31 of connecting axle 33, trombone slide 6 is provided with the external screw thread that matches with the internal thread of connecting hole 31 near clamping pull head 3 one ends.Support set 4 is the middle annular external member that is provided with the hole, and the diameter of the bore dia of support set 4 and location division 12 is suitable, and tension pad 5 is the circular gasket that a side is provided with opening 51.

In addition; Be provided with draw-in groove 32 by the downward depression of the connecting axle 33 outer circular top parts that clamp pull head 3; The location division 12 of positioning disk 1 is provided with the pin-and-hole 13 relative with draw-in groove 32 positions, and anchor clamps also comprise the bolt alignment pin 12 that is arranged in the pin-and-hole 13 and extends in the draw-in groove 32 the said positioning disk 1 in location and 3 relative positions of clamping pull head.

During work, beginning trombone slide 6 not strain clamp strains at 3, and wheel hub 7 directly is put on the positioning disk 1; The dead eye 71 of wheel hub is stuck on the location division 12 of positioning disk 1; Support set 4 is supported on the inboard (support set 4 outer surfaces match with the inner surface of another endoporus of wheel hub) of wheel hub 7 another endoporus 72 automatically, the action of control hydraulic cylinder, and trombone slide 6 clamps pull head 3 to the Zola; Support set 4 inner side ends are fastened on the inner side end of this wheelboss inner hole (being the wheelboss inner hole 72 that above-mentioned support set 4 supports automatically); Tension pad 5 inner side ends are against on support set 4 outside end faces, and tension pad 5 outside end faces are against holding section 36 inner faces in the outside of annular groove 35, and wheel hub 7 is clamped on the anchor clamps; Can carry out machined to wheel hub 7; Machine back control hydraulic cylinder toward opposite direction motion, trombone slide 6 moves right and unclamps wheel hub 7, can take out the wheel hub 7 that processes.

As conversion of the present invention: can not establish internal thread in the connecting hole of connecting axle, trombone slide is not established external screw thread, and adopts other connected mode yet; The structure of tension pad also is not limited to the described structure of the foregoing description, also can be the pad that other shape has opening, as long as the conversion of doing within the scope of the invention all belongs to category of the present invention.

Claims (4)

1. wheel hub turning attachment; It is characterized in that; These anchor clamps comprise positioning disk (1), clamping pull head (3), support set (4), tension pad (5) and trombone slide (6); Positioning disk (1) comprises the main part (11) that is connected on the lathe spindle and stressing main portion (11) the one ends location division (12) in order to location wheel hub dead eye (71); Positioning disk (1) also is provided with the through hole (14) that runs through main part (11) and location division (12); Clamping pull head (3) comprises the connecting axle (33) that is arranged in positioning disk (1) through hole (14) and is connected in the locating shaft (34) of connecting axle (33) away from positioning disk (1) one end; Connecting axle (33) end caves inward and is provided with connecting hole (31); Locating shaft (34) caves inward near position, free end end and forms annular groove (35), and the outside of annular groove (35) forms outstanding holding section (36), and support set (4) is enclosed within on the inboard outer round surface of locating shaft (34) annular groove (35); Support set (4) outer surface and the wheel hub wherein inner surface of an endoporus (72) match and support set (4) inner side end is fastened on the inner side end of this wheelboss inner hole (72); Tension pad (5) is arranged in the annular groove (35) and blocks support set (4) outside end face, and trombone slide (6) one ends are connected with the connecting hole (31) that clamps pull head (3) connecting axle (33), and trombone slide (6) other end is connected with hydraulic cylinder.
2. wheel hub turning attachment as claimed in claim 1; It is characterized in that; Be provided with internal thread in the connecting hole (31) of said connecting axle (33), said trombone slide (6) is provided with the external screw thread that matches with the internal thread of connecting hole (31) near clamping pull head (3) one ends.
3. wheel hub turning attachment as claimed in claim 1; It is characterized in that; Be provided with draw-in groove (32) by the downward depression of the outer circular top part of connecting axle (33) of said clamping pull head (3); The location division (12) of positioning disk (1) is provided with the pin-and-hole (13) relative with draw-in groove (32) position, and said anchor clamps also comprise the bolt alignment pin (2) that is arranged in the pin-and-hole (13) and extends to relative position between draw-in groove (32) middle location said positioning disk (1) and clamping pull head (3).
4. wheel hub turning attachment as claimed in claim 1 is characterized in that, said tension pad (5) is the circular gasket that a side is provided with opening (51).
CN2012100743486A 2011-06-07 2012-03-20 Fixture of hub lathe CN102581672A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2011101509212A CN102211209A (en) 2011-06-07 2011-06-07 Hub lathe jig
CN201110150921.2 2011-06-07
CN2012100743486A CN102581672A (en) 2011-06-07 2012-03-20 Fixture of hub lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012100743486A CN102581672A (en) 2011-06-07 2012-03-20 Fixture of hub lathe

Publications (1)

Publication Number Publication Date
CN102581672A true CN102581672A (en) 2012-07-18

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN2011101509212A CN102211209A (en) 2011-06-07 2011-06-07 Hub lathe jig
CN2012100743486A CN102581672A (en) 2011-06-07 2012-03-20 Fixture of hub lathe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN2011101509212A CN102211209A (en) 2011-06-07 2011-06-07 Hub lathe jig

Country Status (1)

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CN (2) CN102211209A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102689197B (en) * 2012-05-31 2014-05-28 安徽江淮汽车股份有限公司 Fixture for drilling hole on brake drum or front hub
CN103084873A (en) * 2012-11-09 2013-05-08 无锡市航鹄科技有限公司 Thin-walled pipe workpiece positioning fixture
CN103182651A (en) * 2013-03-22 2013-07-03 海宁奥通汽车零件有限公司 Pneumatic fixture tool for hub unit
CN104029064B (en) * 2014-05-29 2016-09-07 浙江利帆家具有限公司 A kind of jig
CN104029063B (en) * 2014-05-29 2017-01-11 浙江利帆家具有限公司 Clamping method for wheel-shaped work-pieces
CN104440150B (en) * 2014-10-27 2017-05-17 浙江欧迪恩传动科技股份有限公司 Clamping method and device for machining shaft hub of pivoting constant velocity universal joint
CN106217097A (en) * 2016-07-28 2016-12-14 广东万丰摩轮有限公司 Wheel hole machined keeper and apply its method that wheel is carried out hole machined
CN106425488B (en) * 2016-08-30 2019-02-26 汪超 A kind of wheel rim process equipment of wheel hub
CN106217052B (en) * 2016-08-30 2019-03-01 汪超 A kind of wheel rim machining tool of wheel hub
CN110814374A (en) * 2019-10-18 2020-02-21 宁波德玛智能机械有限公司 High-precision hub machining device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2235870Y (en) * 1995-07-20 1996-09-25 潘锁法 Desk multiple-purpose drum-turning machine
JP2008006528A (en) * 2006-06-28 2008-01-17 Honda Motor Co Ltd Workpiece holding device and workpiece machining method
CN201175839Y (en) * 2008-01-23 2009-01-07 中机十院国际工程有限公司 Cramp for turning end plane of cold rolling piece of hub bearing outer sleeve
CN201208703Y (en) * 2008-05-20 2009-03-18 南京数控机床有限公司 Automobile clamper
CN201287269Y (en) * 2008-10-31 2009-08-12 中国北车集团大连机车研究所有限公司 Hydraulic expansion tyre for machining blower impeller
CN202527978U (en) * 2011-06-07 2012-11-14 柳州市龙晨车桥配件制造有限公司 Hub lathe fixture

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2235870Y (en) * 1995-07-20 1996-09-25 潘锁法 Desk multiple-purpose drum-turning machine
JP2008006528A (en) * 2006-06-28 2008-01-17 Honda Motor Co Ltd Workpiece holding device and workpiece machining method
CN201175839Y (en) * 2008-01-23 2009-01-07 中机十院国际工程有限公司 Cramp for turning end plane of cold rolling piece of hub bearing outer sleeve
CN201208703Y (en) * 2008-05-20 2009-03-18 南京数控机床有限公司 Automobile clamper
CN201287269Y (en) * 2008-10-31 2009-08-12 中国北车集团大连机车研究所有限公司 Hydraulic expansion tyre for machining blower impeller
CN202527978U (en) * 2011-06-07 2012-11-14 柳州市龙晨车桥配件制造有限公司 Hub lathe fixture

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Application publication date: 20120718