CN208195685U - Axially mounted deviation device is prevented in three pin shaft fork turning of one kind - Google Patents

Axially mounted deviation device is prevented in three pin shaft fork turning of one kind Download PDF

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Publication number
CN208195685U
CN208195685U CN201820625683.3U CN201820625683U CN208195685U CN 208195685 U CN208195685 U CN 208195685U CN 201820625683 U CN201820625683 U CN 201820625683U CN 208195685 U CN208195685 U CN 208195685U
Authority
CN
China
Prior art keywords
pin shaft
spring
knife rest
connector sleeve
prevented
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
CN201820625683.3U
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Chinese (zh)
Inventor
张伟智
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Weiyi Transmission Shaft Fittings Co Ltd
Original Assignee
Shanghai Weiyi Transmission Shaft Fittings Co Ltd
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
Application filed by Shanghai Weiyi Transmission Shaft Fittings Co Ltd filed Critical Shanghai Weiyi Transmission Shaft Fittings Co Ltd
Priority to CN201820625683.3U priority Critical patent/CN208195685U/en
Application granted granted Critical
Publication of CN208195685U publication Critical patent/CN208195685U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses three pin shaft fork turning of one kind to prevent axially mounted deviation device comprising top, knife rest connector sleeve and the cover board set gradually, one end center of top are equipped with groove, and the other end of top is set to inside one end of knife rest connector sleeve;Knife rest connector sleeve is fixed on equipment knife rest, and knife rest connector sleeve is detachably fixed with cover board by its other end and is connect;Bottom is equipped with spring bottom plate in cover board, and spring bottom plate center is equipped with pin shaft, and the pin shaft of spring bottom plate is externally provided with brute spring, and the other end center of top is equipped with spring eye, and one end of brute spring is arranged on pin shaft, and the other end is set in spring eye;The excircle for coming directly towards the other end is equipped with stroke limit ring, forms the other end that stop collar is fixed on top by circlip.The utility model structure is simple, production cost is low, avoids the deviation that manually clamping product parts axial position generates, and ensure that measuring basis, machining benchmark and positioning datum fitting, improves the qualification rate of product size.

Description

Axially mounted deviation device is prevented in three pin shaft fork turning of one kind
Technical field
The utility model relates to auto parts and components processing technique fields, and in particular to the turning of three pin shaft fork of auto parts and components Axially mounted deviation device is prevented in processing, more particularly to a kind of three pin shaft fork turning.
Background technique
Three pin shaft forks are the important components in car transmissions, there are three the bottom of three pin shaft fork structures is circumferentially distributed Axis hole, therefore it is circular hole that the bottom inner cavity of three pin shaft forks, which is not, in production, it is desirable to when manipulator feeding, not only need three The axis alignment locating device of pin shaft fork, circumferential also have a status requirement, i.e., the locating piece in exclusive requirement positioning device with When the axis hole alignment of three pin shaft forks, the positioning of three pin shaft forks on the positioning device could be completed.However manipulator is sold in crawl three The axial location that can only ensure three pin shaft forks when yoke, not can determine that the circumferential position of three pin shaft forks, lead to not meet certainly The status requirement of three pin shaft forks in dynamicization production and processing.
Since there are problem above, three pin shaft forks are generally positioned manually by traditional in production and processing, that is, use hand Dynamic clamping, as shown in Fig. 1: 02 direct labor of product parts is axially packed on vehicle clamper 01 manually.
The traditional manual clamping of three pin shaft forks has the disadvantage in that
1, manually clamping can generate product parts axial position clamping incomplete phenomena.
2, be due to measuring basis, machining benchmark and positioning datum turning clamp and part lumen contact point on, dress It presss from both sides generation deviation not in place and will affect and measure size, cause what part processed to scrap;Or even the positioning of client's following process is inclined Difference causes client to process and complains.
Summary of the invention
The utility model in view of the above shortcomings of the prior art, provides three pin shaft fork turning of one kind and prevents axially mounted deviation Device, structure is simple, production cost is low, can repair to it when manually clamping product parts axial position generates deviation Just, avoid the deviation that manually clamping product parts axial position generates, so ensure that measuring basis, machining benchmark and Positioning datum fitting, ensure that and measure size, improve the qualification rate of product size.
To solve problems of the prior art, the specific technical solution of use is:
Axially mounted deviation device is prevented in a kind of three pin shaft fork turning comprising the top that sets gradually, knife rest connector sleeve and Cover board, one end center of the top are equipped with the groove for the small end face contact with workpiece to be processed, the top it is another End is set to inside one end of the knife rest connector sleeve;The knife rest connector sleeve is fixed on equipment knife rest, the knife rest connector sleeve For hollow tubular structure, the knife rest connector sleeve, which is detachably fixed by its other end with cover board, to be connect;Bottom in the cover board Portion is equipped with spring bottom plate, and the spring bottom plate center is equipped with pin shaft, and the pin shaft of the spring bottom plate is externally provided with brute spring, described The other end center of top is equipped with spring eye, and one end of the brute spring is arranged on pin shaft, and the other end is set in spring eye; The excircle of the top other end is equipped with stroke limit ring, and the formation stop collar is fixed on the top by circlip The other end.
Preferred scheme, the groove are conical socket, and the bottom of the groove is plane.The mouth diameters of conical socket Greatly, it is more convenient for the installation of workpiece.
Further preferred scheme, the knife rest connector sleeve between the outer wall of its other end and the inner wall of cover board by passing through It is threadedly coupled.
Scheme still more preferably, the top other end are equipped with the First terrace and second that diameter is sequentially reduced Terrace, the stroke limit ring are fixed on second step face, and are offered on the second step face for fixed circlip Card slot, the outer diameter of the First terrace and the oral area internal diameter of knife rest connector sleeve are identical.
The side of scheme still further preferably, the stroke limit ring is fixed by the shaft shoulder of First terrace, described The other side of stroke limit ring is fixed by circlip.
The brute spring and the bottom in the top end spring hole offset.
The outer diameter of the knife rest connector sleeve is identical as the outer diameter of spring bottom plate.
By using above scheme, the three pin shaft fork turning of one kind of the utility model prevent axially mounted deviation device with it is existing Technology is compared, and is had the technical effect that
1, the utility model is cooperated by stroke limit ring and brute spring, stroke limit ring determine one prevent it is to be processed The stroke of three pin shaft fork axial deviations, brute spring can generate reversed buffer thrust to parts to be machined, easy to use, And can effectively prevent axial deviation, realize the positioning of the accurate fitting to the lumen contact point of turning clamp and part.
2, the present apparatus is directly mounted on equipment knife rest, by turnery processing process control.It is easy to operate, avoid artificial hand The deviation that dynamic clamping product parts axial position generates.
3, the utility model mechanical structure is simple, using reliable, ensure that and measures size, improve the qualification of product size Rate reduces the production cost of product.
Detailed description of the invention
Fig. 1 is the traditional manual clamping device structural schematic diagram of three pin shaft forks in the prior art;
Fig. 2 is the structural schematic diagram that three pin shaft forks are fixed by the way of the utility model;
Fig. 3 is the perspective view of the explosion that axially mounted deviation device is prevented in a kind of three pin shaft fork turning of the utility model;
Fig. 4 is the internal structure cross-sectional view that axially mounted deviation device is prevented in a kind of three pin shaft fork turning of the utility model.
It is marked in figure are as follows: 01, turning clamp;02, product parts;03, the utility model product;1, it comes directly towards;11, groove; 12, First terrace;13, second step face;14, spring eye;2, knife rest connector sleeve;3, stroke limit ring;4, circlip;5, strength Spring;6, spring bottom plate;61, pedestal;62, pin shaft;7, cover board.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, below with reference to specific example and join According to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and it is not intended to limit The scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid unnecessary Obscure the concept of the utility model in ground.
Provided by the utility model is that axially mounted deviation device is prevented in three pin shaft fork turning of one kind, when in use, such as Fig. 2 institute Show, product parts 02 is axially clamped on turning clamp 01,03 is utility model device.Top in utility model device Product parts 02 are lived on the crown, and the device of the utility model is fixed on equipment knife rest, top directly with workpiece small end face contact Utilize equipment knife rest axial force top tight workpiece.
The utility model three pin shaft fork turning of one kind prevent that the specific structure of axially mounted deviation device is as shown in Figure 3 and Figure 4. It includes the top 1 set gradually, knife rest connector sleeve 2 and cover board 7.
One end center of the top 1 is equipped with the groove 11 for the small end face contact with workpiece to be processed, the groove 11 be conical socket, and the bottom of the groove 11 is plane;1 other end of the top is equipped with the first step that diameter is sequentially reduced Face 12 and second step face 13, the First terrace 12 and second step face 13 are set to one end of the knife rest connector sleeve 2 It is internal.One end oral area of the knife rest connector sleeve 2 is bonded with the outer diameter of the First terrace 12, and the second step face 13 is prolonged Extend to the internal cavities of the knife rest connector sleeve 2.
It is equipped with external screw thread outside the other end of the knife rest connector sleeve 2, is equipped with internal screw thread inside one end of the cover board 7, Fixation is connected through a screw thread between the knife rest connector sleeve 2 and cover board 7.
In the inside of the knife rest connector sleeve 2 and cover board 7, it is equipped with spring bottom plate 6, the spring bottom plate 6 is by 61 He of pedestal Pin shaft 62 forms, and the spring bottom plate 6 is fixed on cover board 7 by its pedestal 61, is equipped with brute spring on the pin shaft 62 5, the brute spring 5 is pressure spring, is equipped with spring eye 14 at the other end center of the top, one end of the strength pressure spring is worn On pin shaft 62, the other end is extended in the spring eye 14 and is offseted with the bottom of spring eye 14.
13 on the second step face of the top 1, it is equipped with stroke limit ring 3, and offer card on second step face 13 Slot, card slot is interior to be equipped with circlip 4, and the stroke limit ring 3 is fixed by the shaft shoulder and circlip of First terrace 12.
The center for coming directly towards 1, knife rest connector sleeve 2, spring bottom plate 6, pin shaft 62, cover board 7 is on same center line.
When to 02 clamping of product parts, thrust to the right pushes top 1 to move to right, and is easily installed, product parts 02 it is small When head end withstands the groove of top 1, product parts 02 are held out against, and effectively prevent axis by the opposition of brute spring 5 To offset.So that measuring basis, machining benchmark and positioning datum fitting, ensure that and measure size, improve the conjunction of product size Lattice rate.
The working principle and the course of work of the utility model are as follows: product parts 02 are axially clamped in vehicle by process operation personnel It cuts on fixture, by starting switch, equipment is processed by turnery processing program.As shown in device effect schematic diagram Fig. 2, the device Top directly with workpiece small end face contact, hold out against tool using equipment knife rest axial force, the brute spring 5 of device generates reversely Buffer thrust, determine a suitable active force;The stroke limit ring 3 of device carrys out the long stroke of control device.To reach Measuring basis, machining benchmark and positioning datum are fitting on to the lumen contact of turning clamp and part point.
The above is only the preferred embodiment of the utility model only, the protection model being not intended to limit the utility model It encloses, within the spirit and principle of the utility model, made any modification, is all contained in the utility model at equivalent replacement Protection scope within.

Claims (7)

1. axially mounted deviation device is prevented in a kind of three pin shaft fork turning, which is characterized in that it includes the top set gradually, knife rest Connector sleeve and cover board, one end center of the top are equipped with the groove for the small end face contact with workpiece to be processed, the top The other end of head is set to inside one end of the knife rest connector sleeve;The knife rest connector sleeve is fixed on equipment knife rest, the knife Frame connector sleeve is hollow tubular structure, and the knife rest connector sleeve, which is detachably fixed by its other end with cover board, to be connect;It is described Bottom is equipped with spring bottom plate in cover board, and the spring bottom plate center is equipped with pin shaft, and the pin shaft of the spring bottom plate is externally provided with strength The other end center of spring, the top is equipped with spring eye, and one end of the brute spring is arranged on pin shaft, and the other end is set to In spring eye;The excircle of the top other end is equipped with stroke limit ring, and the formation stop collar is fixed on by circlip The other end of the top.
2. axially mounted deviation device is prevented in a kind of three pin shaft forks turning according to claim 1, which is characterized in that described recessed Slot is conical socket, and the bottom of the groove is plane.
3. axially mounted deviation device is prevented in a kind of three pin shaft forks turning according to claim 1, which is characterized in that the knife Frame connector sleeve between the outer wall of its other end and the inner wall of cover board by being connected through a screw thread.
4. axially mounted deviation device is prevented in a kind of three pin shaft forks turning according to claim 1, which is characterized in that the top The head other end is equipped with the First terrace that diameter is sequentially reduced and second step face, the stroke limit ring are fixed on second step The card slot for fixed circlip is offered on face, and on the second step face, the outer diameter and knife rest of the First terrace connect The oral area internal diameter of female connector is identical.
5. axially mounted deviation device is prevented in a kind of three pin shaft forks turning according to claim 4, which is characterized in that the row The side of journey stop collar is fixed by the shaft shoulder of First terrace, and the other side of the stroke limit ring is fixed by circlip.
6. axially mounted deviation device is prevented in a kind of three pin shaft forks turning according to claim 1, which is characterized in that described strong Power spring and the bottom in the top end spring hole offset.
7. axially mounted deviation device is prevented in a kind of three pin shaft forks turning according to claim 1, which is characterized in that the knife The outer diameter of frame connector sleeve and the outer diameter of spring bottom plate are identical.
CN201820625683.3U 2018-04-27 2018-04-27 Axially mounted deviation device is prevented in three pin shaft fork turning of one kind Expired - Fee Related CN208195685U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820625683.3U CN208195685U (en) 2018-04-27 2018-04-27 Axially mounted deviation device is prevented in three pin shaft fork turning of one kind

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820625683.3U CN208195685U (en) 2018-04-27 2018-04-27 Axially mounted deviation device is prevented in three pin shaft fork turning of one kind

Publications (1)

Publication Number Publication Date
CN208195685U true CN208195685U (en) 2018-12-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110405233A (en) * 2018-04-27 2019-11-05 上海伟奕传动轴配件有限公司 Axially mounted deviation device is prevented in three pin shaft fork turning of one kind

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110405233A (en) * 2018-04-27 2019-11-05 上海伟奕传动轴配件有限公司 Axially mounted deviation device is prevented in three pin shaft fork turning of one kind

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20181207

Termination date: 20190427

CF01 Termination of patent right due to non-payment of annual fee