CN102248064B - Square hole machining device for universal joint retainer - Google Patents
Square hole machining device for universal joint retainer Download PDFInfo
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- CN102248064B CN102248064B CN 201110160093 CN201110160093A CN102248064B CN 102248064 B CN102248064 B CN 102248064B CN 201110160093 CN201110160093 CN 201110160093 CN 201110160093 A CN201110160093 A CN 201110160093A CN 102248064 B CN102248064 B CN 102248064B
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- jackshaft
- base
- square hole
- universal joint
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- 238000003754 machining Methods 0.000 title claims abstract description 18
- 238000004080 punching Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 22
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 241000282472 Canis lupus familiaris Species 0.000 description 10
- 206010042674 Swelling Diseases 0.000 description 4
- 230000008961 swelling Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 206010034703 Perseveration Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The invention relates to a square hole machining device for a universal joint retainer, in particular to a punching device for punching square holes at the periphery of the universal joint retainer. The device is matched with a punching machine and comprises a base, wherein the base is provided with a punching base body which can be moved up and down and drive an automatic repositioning device; the punching base body is provided with a punch which can be sleeved into a workpiece; the lower side of the punch is provided with a workpiece support seat; the workpiece support seat is arranged on the base; the base is also provided with a guide plate which can be far away from or close to the punch and is matched with the base in a sliding way, and a first power mechanism for driving the guide plate to slide; the guide plate is provided with an intermediate shaft, a bearing seat and a second power mechanism which drives the intermediate shaft to axially rotate at a specific angle; and one end of the intermediate shaft close to the punch is provided with an elastic expanding sleeve which can be in elastic clamping fit with the workpiece. The square hole machining device for the universal joint retainer has the advantages of high degree of automation, high product yield and high machining efficiency.
Description
Technical field
The present invention relates to a kind of square hole machining device of universal joint retainer, is the hole punched device for the circumferential square hole of stamping-out universal joint retainer specifically, and this device is used in conjunction with punch press.
Background technology
The present invention relates to a kind of hole punched device, be the hole punched device for the circumferential square hole of stamping-out universal joint retainer specifically, this device is that the circumferential square hole of existing universal joint retainer that is used in conjunction with punch press is all by carry out stamping-out processing on common punch press.Due to the square hole on common retainer have 6 uniform circumferentially, often when stamping-out rushed a square hole and all need manually the workpiece rotating special angle to be carried out the stamping-out of next square hole again.This manual mode of operation is breakneck.Finger prosthesis can appear often by the accident of drift punching press.And manually operating undoubtedly, its operating efficiency is also very low.
Summary of the invention
In order to overcome the deficiency of background technology, the invention provides a kind of square hole machining device of universal joint retainer, the square hole machining device of this universal joint retainer has advantages of that automaticity is high, product percent of pass is high, working (machining) efficiency is high.
technical scheme of the present invention is: a kind of square hole machining device of universal joint retainer, it is characterized in that: it comprises base, be equipped with on base and can go up, lower movement and with the punching press pedestal of automatic reset device, the drift that can pack into workpiece is installed on the punching press pedestal, be provided with workpiece support below drift, this workpiece support is arranged on base, also be provided with on base can to drift away from or the close guide plate that coordinates with the base slippage and the first actuating unit of driving the guide plate slippage, the second actuating unit that jackshaft and bearing block is installed on described guide plate and drives jackshaft rotation special angle, jackshaft near an end of drift be provided with can with the friction tight elastic expansion sleeve of workpiece elastic clip.
Be provided with stepper motor at jackshaft with respect to the other end of elastic expansion sleeve and consist of described the second actuating unit, described stepper motor is fixedly mounted on guide plate.
Described base is equiped with cylinder with respect to the other end of punching press pedestal, and the piston rod of cylinder is connected in and consists of described the first actuating unit on guide plate.
Described elastic expansion sleeve is the expansible rigid enclosure of pectination, its front end external diameter of expansible mouthful is provided with boss, be provided with the conical surface in the endoporus of elastic expansion sleeve, be provided with cone inclined-plane with the conical surface corresponding matching of endoporus at jackshaft, the axial slip of elastic expansion sleeve and jackshaft, circumferentially be linked, the front end of elastic expansion sleeve can overlap the insertion workpiece, and the end face of the boss of elastic expansion sleeve coordinates with the end face of workpiece is spacing.
Also be provided with the stroke limit plate below the punching press pedestal, the stroke limit plate is fixedly mounted on base, be provided with dead eye and the bearing coaxial with jackshaft on the stroke limit plate, the end face of bearing is fitted and can coordinate with the workpiece coaxial rotating with workpiece end face to be processed, drift one end is fixedly connected with the punching press pedestal, the other end passes brearing bore and is placed in above workpiece support, and brearing bore makes drift have the space of upper and lower displacement in brearing bore greater than the size that drift passes the brearing bore section.
Also be provided with the circumferential locking mechanism that jackshaft circumferentially can be locked on described guide plate.
Described circumferential locking mechanism includes and is set on jackshaft and the chuck of the circumferential spacing cooperation of jackshaft and with the lock dog of chuck clamping matching and drive the driving cylinder that the lock dog displacement makes lock dog and chuck screens or separates, described driving cylinder is installed on support, and support is fixedly mounted on guide plate.
Described punching press pedestal is arranged on base by guide pillar and Compress Spring.
The present invention after the complete square hole of workpiece (being retainer) stamping-out, can carry out the stamping-out of next square hole with workpiece automatic rotation special angle, until process whole square holes again when work.It is turning of work piece manually, and operating efficiency is greatly enhanced, and the more important thing is, greatly reduces the operator and the personal injury probability that hand is stamped occurs, and has improved security performance.
Description of drawings
Fig. 1 is the first structural representation of the embodiment of the present invention.
Fig. 2 is the second structural representation of the embodiment of the present invention.
Fig. 3 is the exploded view of the embodiment of the present invention.
Fig. 4 is the matching chart of jackshaft and elastic expansion sleeve
In figure, base 1, punching press pedestal 2, workpiece 3, drift 4, workpiece support 5, guide plate 6, cylinder 7, jackshaft 8 is bored inclined-plane 81, bearing block 9, stepper motor 10, elastic expansion sleeve 11, expansible mouthful 111, boss 112, the conical surface 113, stroke limit plate 12, dead eye 121, bearing 13, brearing bore 131, circumferential locking mechanism 14, chuck 141, locating slot 1411, lock dog 142, drive cylinder 143, support 144, guide pillar 15, Compress Spring 16.
The specific embodiment
The below is described further embodiments of the invention for accompanying drawing.
as shown in books 1-4, the embodiment of the square hole machining device of a kind of universal joint retainer of the present invention, it comprises base 1, be equipped with and go up by guide pillar 15 and Compress Spring 16 on base 1, lower movement and with automatically reset punching press pedestal 2, the drift 4 that can pack into workpiece 3 is installed on punching press pedestal 2, be provided with workpiece support 5 below drift 4, this workpiece support 5 is arranged on base 1, also be provided with on base 1 can to drift 4 away from or the close guide plate 6 that coordinates with base 1 slippage and the first actuating unit 7 of driving guide plate 6 slippages, the second actuating unit 10 that jackshaft 8 and bearing block 9 is installed on described guide plate 6 and drives jackshaft 8 rotation special angles, jackshaft 8 near an end of drifts 4 be provided with can with the workpiece 3 friction tight elastic expansion sleeves 11 of elastic clip.workpiece 3 is when stamping-out, first workpiece to be processed (being the retainer semi-finished product) is enclosed within on drift 4, then driving the first actuating unit 7 makes guide plate 6 to workpiece 3 direction slippages, guide plate 6 drives elastic expansion sleeve 11 and is inserted in workpiece and swelling workpiece, then the push rod of punch press acts on punching press pedestal 2 is pressed down, so drive the downward punching press of drift 4, so just go out first square hole, punch press push rod return then, punching press pedestal 2 drives drift 4 and resets, at this moment the second actuating unit 10 drives jackshaft 8 rotation special angles (if retainer is six square holes, rotate 60 degree), jackshaft 8 drives the workpiece 3 corresponding angles of rotation by elastic expansion sleeve 11, carry out so again the stamping-out of second square hole.So perseveration, go out all square holes on workpiece (retainer).That is to say, manually only use workpiece is placed in drift exists, utilize this device just all square hole workings on workpiece can be completed.Its whole process efficiency is high, and safer concerning the workman, has not needed artificial turning of work piece in process again.Also greatly reduce workman's labour intensity, increase work efficiency.
As shown in the figure, what aforesaid the first actuating unit adopted in fact is cylinder 7, namely is equiped with cylinder 7 at base with respect to the other end of punching press pedestal 2, and the piston rod of cylinder 7 is connected on guide plate 6, utilizes cylinder 7 to promote guide plates 6 and moves.Should be this be a kind of for convenience of and effective mode, but obviously, the actuating unit here also can adopt other such as the handle driving in fact, utilizes handle and transmission mechanism to drive the guide plate slippage and also is easy to realize.And, utilize hydraulic cylinder to replace the obvious a kind of substitute mode that is equal to especially of cylinder.
As shown in the figure, be provided with stepper motor 10 at jackshaft 8 with respect to the other end of elastic expansion sleeve 11 and consist of described the second actuating units, described stepper motor 10 is fixedly mounted on guide plate 6.That is to say, utilize stepper motor 10 to drive jackshaft rotation special angle.This angle can be set according to actual conditions.The employing stepper motor is also that the structure of whole mechanism is simplified, and its work is also very reliable and effective.but the present invention does not get rid of the structure that adopts other certainly yet, in fact, it is a lot of making the mode of a certain parts rotation special angle, such as by common motor or gas, fluid cylinder drives by the mechanism that adopts some intermittently-drivings, even can utilize the cylinder 7 effect power sources of aforesaid the first actuating unit, also can realize power transmission shaft rotation special angle by some necessary transmission mechanisms, but these structures comparatively speaking can be comparatively complicated, so mode of the novel preferred employing stepper motor of this use, other some actuating units are just no longer done be described in detail.
the employing elastic expansion sleeve 11 that mentions previously comes swelling workpiece 3, for elastic expansion sleeve 11, can adopt elastomeric material (such as some plastic materials) to realize swelling, but as a rule, the more satisfactory mode that still adopts the expansible rigid enclosure of pectination, namely as shown in the figure, be provided with boss 112 on the front end external diameter of expansible mouthful 111 of rigid enclosure, be provided with the conical surface 113 in the endoporus of elastic expansion sleeve 11, be provided with cone inclined-plane 81 with the conical surface 112 corresponding matching of endoporus at jackshaft 8, elastic expansion sleeve 11 and the axial slip of jackshaft 8, circumferentially be linked, the front end of elastic expansion sleeve 11 can overlap and insert workpiece 3, the end face of the boss 112 of elastic expansion sleeve 11 coordinates with the end face of workpiece 3 is spacing.that is to say, when guide plate 6 drives jackshafts 8 and elastic expansion sleeve 11 to workpiece 3 direction displacement certain distances, make the front end of elastic expansion sleeve 11 be inserted in workpiece 3 endoporus, and when the boss 112 of elastic expansion sleeve 11 and the end contact of workpiece 3, at this moment when guide plate 6 continues to drive jackshaft 8 to workpiece 3 direction displacement, due to elastic expansion sleeve 11 by the no longer axial displacement of workpiece 3 block pieces, so the cone inclined-plane 81 of jackshaft 8 front ends just expands outwardly pectination mouth 111 by the conical surface 112 of elastic expansion sleeve 11 endoporus, until elastic expansion sleeve 11 is tightly with workpiece 3 swellings, driven workpiece rotating by elastic expansion sleeve 11 in the time of just can making like this jackshaft 8 rotation in subsequent handling.
in Fig. 1-Fig. 3, also be provided with stroke limit plate 12 below punching press pedestal 2, the trip limiting plate 12 is exactly the stroke that limits cylinder 7, stroke limit plate 12 is fixedly mounted on base 1, be provided with dead eye 121 and the bearing 13 coaxial with jackshaft 8 on stroke limit plate 12, the end face of bearing 13 is fitted and can coordinate with workpiece 3 coaxial rotatings with workpiece to be processed 3 end faces, drift 4 one ends are fixedly connected with punching press pedestal 2, the other end passes bearing 13 endoporus 131 and is placed in workpiece support 5 tops, and brearing bore 131 makes on drift 4 has in brearing bore 131 greater than the size of the drift 4 brearing bore section of passing, the space of bottom offset.The present invention makes workpiece 3 and bearing 13 synchronous rotaries when driving workpiece 3 rotation by jackshaft 8, the power of reducing friction like this, otherwise, if there is no such mechanism, workpiece 3 when rotated, the one end of workpiece 3 will with stroke limit plate 12 planar frictions, so namely easily make workpiece 3 impaired, if and also be not easy rotation when too large with the axial force (pressure on top surface that is equivalent to cylinder 7) of workpiece 3, easily make stepper motor 10 impaired.At this, we say, such stroke limit plate 12 just plays multiple action, the one, and for the control of cylinder stroke, the 2nd, as bearings mounted bearing seat.Certainly, if stroke limit and bearing seat are divided into two independently parts, be also feasible certainly, be also very easily to realize.
Owing to considering phenomenons such as unavoidably to occur vibration in punching course, can cause like this jackshaft 8 and workpiece 3 circumferential deflection can occur, in order accurately to control the size of square hole, the circumferential locking mechanism 14 that jackshaft 8 circumferentially can be locked is set on guide plate 6 preferably.Like this, by this circumferential locking mechanism 14, make workpiece 3 when punching press, jackshaft 8 is circumferentially locked guarantee that workpiece circumferential deflection can not occur, and when rotating jackshaft, this circumferential locking mechanism 14 misaligns countershaft 8 and realizes circumferentially locking, thereby it is rotated freely.As shown in the figure, circumferential locking mechanism 14 in the embodiment of the present invention is such: it includes and is set on jackshaft 8 and the chuck 141 of jackshaft 8 circumferential spacing cooperations and with the lock dog 142 of chuck 141 clamping matching and drive the driving cylinder 143 that lock dog 142 displacements make lock dog 142 and chuck 141 screens or separate, described driving cylinder 143 is installed on support 144, and support 144 is fixedly mounted on guide plate 6.that is to say when cylinder 7 drive guide plates 6 and on jackshaft 8 and elastic expansion-sleeve 11 to workpiece 3 direction displacements until after workpiece 3 tensioners are fixing, before stamping-out work begins, drive cylinder 143 actions, driving lock dog 142 moves down and is inserted in the locating slot 1411 of chuck 141, so just limited the rotation of chuck 141, also just limited rotating in a circumferential direction of jackshaft 8 and workpiece 3, the phenomenon of circumferential deflection can not occur in protection workpiece 3 in punching course, after this square hole punching is completed, driving cylinder 143 drive lock dogs 142 upwards slippage no longer are stuck on chuck 141 lock dog 142, stepper motor 10 just can drive jackshaft 8 rotation special angles like this.The quantity of the locating slot 1411 on chuck 141 is that the quantity with the square hole of workpiece 3 is consistent.The mechanism that locks and untie the circumferential restriction of centering countershaft is also very many, such as can adopt elastic rod the time, by manually making elastic rod with the chuck locking or untiing.But be conducive to electrified control by the mode that drives cylinder, can make like this automaticity of whole device higher, operating efficiency is higher.
In diagram other some concrete structures, just no longer be described in detail at this, because the applicant thinks that these are all the common practise that belongs to those skilled in the art.Such as but workpiece support adopts the elastic floating formula usually.Such as driving guide rail guide groove mode, guide plate is connected etc. with base.
Claims (7)
1. the square hole machining device of a universal joint retainer, it is characterized in that: it comprises base (1), base is equipped with and can goes up on (1), lower movement and with the punching press pedestal (2) of automatic reset device, the drift (4) that can pack into workpiece (3) is installed on punching press pedestal (2), be provided with workpiece support (5) in the below of drift (4), this workpiece support (5) is arranged on base (1), also be provided with on base (1) can to drift (4) away from or the close guide plate (6) that coordinates with base (1) slippage and the first actuating unit (7) of driving guide plate (6) slippage, the second actuating unit (10) that jackshaft (8) and bearing block (9) is installed on described guide plate (6) and drives jackshaft (8) rotation special angle, jackshaft (8) near an end of drift (4) be provided with can with the friction tight elastic expansion sleeve of workpiece (3) elastic clip (11), also be provided with stroke limit plate (12) below punching press pedestal (2), stroke limit plate (12) is fixedly mounted on base (1), be provided with dead eye (121) and the bearing (13) coaxial with jackshaft (8) on stroke limit plate (12), the end face of bearing (13) is fitted and can coordinate with workpiece (3) coaxial rotating with workpiece (3) end face to be processed, drift (4) one ends are fixedly connected with punching press pedestal (2), the other end passes brearing bore (131) and is placed in above workpiece support (5), and brearing bore (131) makes on drift (4) has in brearing bore (131) greater than the size of drift (4) the brearing bore section of passing, the space of bottom offset.
2. the square hole machining device of universal joint retainer according to claim 1, it is characterized in that: be provided with stepper motor (10) at jackshaft (8) with respect to the other end of elastic expansion sleeve (11) and consist of described the second actuating unit (10), described stepper motor (10) is fixedly mounted on guide plate (6).
3. the square hole machining device of universal joint retainer according to claim 1, it is characterized in that: described base (1) is equiped with cylinder (7) with respect to the other end of punching press pedestal (2), and the piston rod of cylinder (7) is connected in described the first actuating unit of the upper formation of guide plate (6).
4. the square hole machining device of universal joint retainer according to claim 1, it is characterized in that: described elastic expansion sleeve (11) is the expansible rigid enclosure of pectination, the front end external diameter of its expansible mouthful (111) is provided with boss (112), be provided with the conical surface (113) in the endoporus of elastic expansion sleeve (11), be provided with cone inclined-plane (81) with the conical surface (113) corresponding matching of endoporus at jackshaft (8), elastic expansion sleeve (11) and the axial slip of jackshaft (8), circumferentially be linked, the front end of elastic expansion sleeve (11) can overlap and insert workpiece (3), the end face of the boss (112) of elastic expansion sleeve (11) and spacing cooperation of end face of workpiece (3).
5. the square hole machining device of universal joint retainer according to claim 1, is characterized in that: also be provided with the circumferential locking mechanism (14) that jackshaft (8) circumferentially can be locked on described guide plate (6).
6. the square hole machining device of universal joint retainer according to claim 5, it is characterized in that: described circumferential locking mechanism (14) includes the chuck (141) that is set in the upper and circumferential spacing cooperation of jackshaft (8) of jackshaft (8) and with the lock dog (142) of chuck (141) clamping matching and drive the driving cylinder (143) that lock dog (142) displacement makes lock dog (142) and chuck (141) screens or separates, described driving cylinder (143) is installed on support (144), and support (144) is fixedly mounted on guide plate (6).
7. the square hole machining device of universal joint retainer according to claim 1, it is characterized in that: described punching press pedestal (2) is arranged on base (1) by guide pillar (15) and Compress Spring (16).
Priority Applications (1)
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CN 201110160093 CN102248064B (en) | 2011-06-15 | 2011-06-15 | Square hole machining device for universal joint retainer |
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CN 201110160093 CN102248064B (en) | 2011-06-15 | 2011-06-15 | Square hole machining device for universal joint retainer |
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CN102248064A CN102248064A (en) | 2011-11-23 |
CN102248064B true CN102248064B (en) | 2013-06-05 |
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CN 201110160093 Expired - Fee Related CN102248064B (en) | 2011-06-15 | 2011-06-15 | Square hole machining device for universal joint retainer |
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Families Citing this family (9)
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CN102744313B (en) * | 2012-07-31 | 2015-01-07 | 宁波乐拓金属科技有限公司 | Automatic continuous rotating punching machine |
CN104668332A (en) * | 2015-01-23 | 2015-06-03 | 吉林省誉泰实业有限公司 | Manual adjustable guide mechanism |
CN104625544A (en) * | 2015-02-03 | 2015-05-20 | 应建忠 | Cutting clamp for universal joint retainer windows |
CN104625441B (en) * | 2015-02-03 | 2016-03-16 | 应建忠 | Universal joint retainer window cutting clamper |
CN105983789B (en) * | 2015-02-03 | 2018-04-10 | 浙江群臻科技股份有限公司 | Universal joint retainer window cutting clamper |
CN107175281A (en) * | 2017-07-14 | 2017-09-19 | 重庆市诚润机械有限公司 | A kind of cage window punch forming system |
CN107900241A (en) * | 2017-12-25 | 2018-04-13 | 广东富华机械装备制造有限公司 | The local bulging device of pipe fitting |
CN109571067A (en) * | 2018-12-04 | 2019-04-05 | 无锡倍安杰机械科技有限公司 | A kind of hydraulic moving expansion set positioning mechanism |
CN110102622B (en) * | 2019-03-07 | 2024-04-26 | 北京中纺精业机电设备有限公司 | Press machine |
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JP2001254753A (en) * | 2000-03-14 | 2001-09-21 | Toyoda Mach Works Ltd | Manufacturing method of cage of constant velocity universal joint |
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Address after: Yongjia oubeizhen Wenzhou County of Zhejiang province 325105 city and three villages Patentee after: ZHEJIANG QUNZHEN TECHNOLOGY Co.,Ltd. Address before: Yongjia oubeizhen Wenzhou County of Zhejiang province 325105 city and three villages Patentee before: ZHEJIANG JINTE MOLD Co.,Ltd. |
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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: 20130605 |