CN207494997U - The positioning device of Cellphone Accessories processing - Google Patents

Abstract

The utility model is related to a kind of positioning devices of Cellphone Accessories processing, belong to positioning device field, precession is needed to select the problem of complicated for operation for the positioning of single thread workpiece in the prior art, it is proposed following solution, including being nested with and gripping sleeve, the gripping sleeve offers interior embedded hole, it is described to be nested with as the small radial class rectangle workpiece in the big one end in one end, it is described to be nested with rubber strip, described be nested with is provided with workpiece through-hole, the workpiece through-hole inner wall is equipped with rubber material layer, the interior embedded hole agrees with being nested with small end, the small end being nested with is equipped with protrusion, the end face of gripping sleeve is equipped with rectangular channel, narrow meshed sieve plate can be picked and placeed by being provided in rectangular channel, protrusion can be embedded in aperture.This programme is suitable for the Cellphone Accessories processing positioning action of single thread.

Description

The positioning device of Cellphone Accessories processing

Technical field

The utility model belongs to positioning device field, and in particular to the positioning device of Cellphone Accessories processing.

Background technology

Cellphone Accessories refer to the attachment of direct correlation used when mobile phone uses, that is, our usually said mobile phones Secondary product.In Cellphone Accessories, usually it can be seen that such a part, one end of part have screw thread, other end does not have There are screw thread, such as screw, herein, this only one end has threaded part and is known as single thread workpiece.Fixture is mechanical processing Clamping workpiece is allowed to fixed in the process, to facilitate to workpiece into the tool for driving a vehicle, cut, digging, the mechanical processings such as grinding；In lathe process In, the fixed form of single-ended whorl work piece generally use is that spiral positioning clamps, but such clamp method is in turning process, by It is influenced in by cutting force, machines rear cutting force and be difficult to unload, caused workpiece dismounting difficult, reduce working efficiency, together When also easily so that workpiece generates micro- deformation, influence workpiece accuracy.

Chinese patent CN206622883U provides a kind of turning attachment for fixing single-ended whorl work piece, including fixture sheet Body, locating piece and taper pin, chuck body are provided with the ontology pin hole of axial workpiece through-hole and up/down perforation, axial workpiece through-hole packet The screw thread hole section being threadedly coupled with workpiece thread segment is included, locating piece is assemblied in axial workpiece through-hole, and locating piece is provided with to be passed through up and down Logical pin hole, taper pin are assemblied in the positioning realized in ontology pin hole and pin hole to locating piece.

Said program, which realizes, avoids the problem that the micro- deformation of workpiece, but due to needing workpiece screwing in axis before work pieces process Still workpiece is screwed out from axial workpiece through-hole to workpiece through-hole and after machining, it is complicated for operation, and expend the time.

Utility model content

The positioning device of the Cellphone Accessories processing of the utility model, solves in the prior art, single-ended whorl work piece positional operand Make the problem of complicated.

The Cellphone Accessories processing and positioning device of the utility model including gripping sleeve and is nested with, and the gripping sleeve offers Interior embedded hole, the end face of the gripping sleeve offer rectangular channel, sieve plate, the sieve are provided in the rectangular channel of the separate workpiece Plate is equipped with aperture, described to be nested with as the small radial workpiece in the big one end in one end, and the small end being nested with is equipped with protrusion, The protrusion is inserted into the aperture, and axially rubber strip is distributed in described be nested with, and described be nested with is provided with workpiece through-hole, The inner wall of the workpiece through-hole is contacted with rubber strip, the workpiece through-hole inner wall be equipped with rubber material layer, the interior embedded hole with Small end is nested with to agree with.

The principle of this base case is：Since the workpiece through-hole being nested with is slightly larger than the end of thread radius of workpiece so that use The end of thread of workpiece can be put into the workpiece through-hole being nested with by family, and be nested with small radial for the big one end in one end Workpiece will be nested with and regard a wedge like workpiece as, will be nested with the larger one end in cross section and is known as big end, cross section compared with Small one end is known as small end, and the interior embedded hole of small end and gripping sleeve agrees with so that the interior of gripping sleeve can be directed at by being nested with small end Embedded hole under the promotion of external force, is nested with and is gradually filled in gripping sleeve by interior embedded hole by small end；

It is nested with and includes flexible rubber strip, so filling in gripping sleeve being nested with for the workpiece end of thread will be contained During, as what is be nested with stretches into, the rubber strip being nested with gradually reduces, and is nested with subtle deformation, so as to be nested with It is tucked into the interior embedded hole of gripping sleeve entirely；

And the workpiece through-hole inner wall being nested with, rubber material layer is additionally provided with, when workpiece is put into the workpiece through-hole being nested with, work Part is contacted with the rubber material layer of workpiece through-hole inner wall, since rubber material layer has certain elasticity, so when with workpiece Be nested with when filling in gripping sleeve, that is, the small end being nested with gradually gos deep into the interior embedded hole of gripping sleeve, in gripping sleeve gradually clamps Nesting, the elastic rubber layer in being nested with also gradually are extruded, elastic rubber layer and workpiece frictional force increase, avoid work Part skids off the situation of workpiece through-hole, and flexible rubber material layer, and the threaded portion of workpiece is also protected not ground Damage；

Due to be nested with gripping sleeve be two individual accessories, when the end of thread for needing clamping workpiece, need Ensure that the position between gripping sleeve that is nested with workpiece keeps being relatively fixed；

It is nested with after the interior embedded hole of embedded gripping sleeve for guarantee, is nested with and is fixed relative to gripping sleeve position, i.e., it is interior Nesting will not be rotated relative to gripping sleeve, in the present solution, the small end being nested with is provided with protrusion, and the end face of gripping sleeve Rectangular channel is provided with, the sieve plate of dismounting is provided in rectangular channel, sieve plate is equipped with aperture, and aperture agrees with protrusion, specific works Situation is as follows,

Before the interior embedded hole for filling in gripping sleeve is nested with, the sieve plate in gripping sleeve both ends of the surface rectangular channel is removed, i.e., Sieve plate is not placed in rectangular channel, then fills in the small end being nested with along the embedded through-hole of gripping sleeve, in the folder far from workpiece Fixed end face, sieve plate is put into rectangular channel, is continued to press on and is nested with advance, is nested with the protrusion of end face and the aperture contract of sieve plate It closes, that is, in the aperture of the embedded sieve plate of protrusion；Since sieve plate is in rectangular channel, rectangular channel has corner angle, so the sieve in rectangular channel Plate is not revolvable, and is nested with and is connect in a manner that protrusion fills in aperture with sieve plate, so the sieve plate that can not be rotated is protected It has demonstrate,proved and has been nested with and can not rotate；

After the completion of work pieces process, sieve plate is taken out from rectangular channel, so as to cancel fixation of the sieve plate to being nested with, then It will be nested with and be extracted from gripping sleeve, and be nested with recovery, and just can easily take out workpiece, and avoid workpiece of the prior art and exist During processing, precession and situation about screwing out are needed.

Base case has the beneficial effect that：1) threaded portion of clamping workpiece is the rubber for being nested with workpiece through-hole in scheme Material layer, rubber material layer have elasticity, can't wear the screw thread of the workpiece end of thread；

2) in scheme, it is two individual components to be nested with gripping sleeve, after the completion of work pieces process, it is only necessary to take out rectangle Sieve plate in slot extracts being nested with workpiece, is nested with and loses gripping sleeve to embedded extruding force, due to being equipped with rubber strip Flexible to be nested with gradual reinstatement, the workpiece through-hole inner wall for squeezing workpiece also gradually unclamps workpiece, convenient for workpiece Extract, compared with prior art in, also needed to after machining screw out workpiece, this programme operation it is more convenient；

3) in scheme, by being put into the workpiece through-hole being nested with for the workpiece end of thread, the small end pair being then nested with The rectangular through-hole of quasi- gripping sleeve with the push-in being nested with, includes being nested with due to being extruded for rubber strip, in compression shape State, volume reduce, gradually slip into gripping sleeve, thus, this programme does not need to screw in gripping sleeve, placement side when clamping Just.

Further, the outer surface that is nested with is equipped with embedded groove, and clamping recess, the clamping are equipped in the gripping sleeve Compression spring is equipped in groove, the compression spring is connected with link block, and the height of the link block is more than the height of embedded groove.

It is gradually advanced in the interior embedded hole of gripping sleeve with being nested with, it is affixed by compression spring in the clamping recess of gripping sleeve Link block, by clamping recess and embedded groove not to it is corresponding when compressive state to clamping recess and embedded groove to it is corresponding when stretch Enter state in embedded groove, be fastened on the link block of embedded groove, be fixed on being nested in gripping sleeve, when preventing work, band There is being nested with for workpiece to be axially moveable in interior embedded hole.

Further, the both ends of the gripping sleeve are socketed with fastening straps.

Gripping sleeve is fettered using fastening straps, ensures to be nested with position stabilization in gripping sleeve, be nested with after insertion not Gripping sleeve can reversely be skidded off.

Further, described be nested on the side wall close to big end offers stria, and the stria, which runs through, is nested with side wall, The stria is extended on the end face for being nested with most big end.

The cutting of the stria is to be nested with extraction workpiece for convenience, and the appearance of stria, has opened being nested with for stria Deformation range also increases, and easily facilitates being nested with workpiece and slips into gripping sleeve.

Further, the inner wall of the rectangular through-hole of the gripping sleeve is equipped with rubber material section, and the rubber material section is uniformly divided Cloth.

Rubber material section can buffer the impact force being nested with into gripping sleeve, while the inner wall of rectangular through-hole is had The a certain range of elasticity of compression has the process convenient for being nested with embedded gripping sleeve.

Further, the rubber material section is along rectangular through-hole radial distribution, and cross section is rectangle.

Rubber material forms gap along rectangular through-hole radial distribution between rubber material, when be nested with fill in gripping sleeve when, Rubber material is compressed, and height declines, and floor space increase, the gap of sufficient space is conducive to compression and the bullet of rubber material Go out, furthermore such that increasing with the contact surface being nested with for rubber material section, improves frictional force between the two, avoid embedded be nested It is automatically disengaged after entering gripping sleeve.

Further, it is described to be nested with the jacking block for further including and filling in workpiece through-hole.

Jacking block is used for reversely withstanding be nested in the space that is not occupied by the end of thread of workpiece, further workpiece is avoided to exist Axial movement is generated in the workpiece through-hole being nested with.

Description of the drawings

Fig. 1 is the structure diagram of the positioning device embodiment of the utility model Cellphone Accessories processing；

Fig. 2 is the structure diagram of gripping sleeve in Fig. 1；

Fig. 3 is the structure diagram being nested in Fig. 1；

Fig. 4 is the right view of Fig. 3；

Fig. 5 is the structure diagram that Fig. 3 is put into jacking block and workpiece.

Specific embodiment

Below by the further details of explanation of specific embodiment：

Reference numeral in Figure of description includes：Be nested with 1, gripping sleeve 2, embedded groove 3, clamping recess 4, compression spring 5, Link block 6, jacking block 7, workpiece through-hole 8, interior embedded hole 9, stria 10.

The positioning device of the Cellphone Accessories processing of the utility model, as shown in Figure 1, including being nested with 1 and gripping sleeve 2,

As shown in Fig. 2, gripping sleeve 2 offers interior embedded hole 9, the inner wall of the interior embedded hole 9 of gripping sleeve 2 is equipped with rubber material Section；Rubber material section is distributed along interior embedded hole 9 is axial；

As shown in figure 3, being nested with 1 as the small radial workpiece in the big one end in one end, 1 axial distribution rubber band is nested with, It is nested with 1 and is provided with workpiece through-hole 8, it is workpiece through-hole 8 that rubber strip, which is on one side free surrounding space another side, and 8 inner wall of workpiece through-hole is equipped with Rubber material layer, interior embedded hole 9 agree with being nested with 1 small end, ensure that the small end for being nested with 1 can be filled in interior embedded hole 9；Such as Shown in Fig. 4, it is nested with 1 and stria 10 is offered on the side wall close to more most big end, stria 10, which runs through, is nested with 1 side wall, stria 10 extend on the end face for being nested with 1 most big end；

It is nested with 1 outer surface and is additionally provided with embedded groove 3, clamping recess 4 is equipped in gripping sleeve 2, compression spring 5 is equipped in groove, Compression spring 5 is connected with link block 6, and the height of link block 6 is more than the height of embedded groove 3；As shown in figure 5, being nested with 1, further include can The jacking block 7 of embedded workpiece through-hole, jacking block 7 is used for reversely withstanding be nested in the space that is not occupied by the end of thread of workpiece, into One step avoids the end of thread of workpiece from generating axial movement in the workpiece through-hole being nested with；

The small end for being nested with 1 is equipped with protrusion, and the end face of gripping sleeve 2 is equipped with rectangular channel, is disposed in the rectangular channel far from workpiece There is sieve plate, sieve plate can take out out of rectangular channel, can also be put into rectangular channel, and sieve plate is equipped with aperture, is nested with the convex of small end Rising can be embedded in the aperture of sieve plate.

Be nested with 1 workpiece through-hole 8 be slightly larger than workpiece end of thread radius so that user can put the end of thread of workpiece Enter to being nested in 1 workpiece through-hole 8, and be nested with 1 as the small radial class rectangle workpiece in the big one end in one end, will be nested with 1 regards a wedge like workpiece as, is nested with the cross-sectional shape size of 1 small end and 9 shape of interior embedded hole of gripping sleeve 2 It is in the same size so that the interior embedded hole 9 of gripping sleeve 2 can be directed at by being nested with 1 small one end, under the promotion of external force, similar wedge Being nested with for shape workpiece 1 is gradually filled in by interior embedded hole 9 in gripping sleeve 2 by smallest end；

Include flexible rubber strip because being nested in 1 structure, the embedded of the workpiece end of thread will contained It during set 1 fills in gripping sleeve 2, is stretched into being nested with 1, is nested with 1 elastic rubber band and gradually reduces so that is embedded Set 1 is whole can to generate subtle deformation in a certain range, convenient for being nested with 1 workpiece through-hole 8 for being fully inserted into gripping sleeve 2 Interior, it is increasing to be nested with the extruding force that 1 one end for being plugged with the workpiece end of thread receives, the final success clamping workpiece end of thread；

And 18 inner wall of workpiece through-hole is nested with, rubber material layer is additionally provided with, workpiece is put into the workpiece through-hole 8 being nested with When, workpiece is contacted with the rubber material layer of 8 inner wall of workpiece through-hole, since rubber material layer has certain elasticity, so working as band There is when being nested with 1 and filling in gripping sleeve 2 of workpiece, that is, the small end for being nested with 1 gradually gos deep into the interior embedded hole 9 of gripping sleeve 2, clamps Set 2 gradually clamps and is nested with 1, and the elastic rubber layer being nested in 1 is also gradually extruded, elastic rubber layer and workpiece friction Power increases, and avoids the situation that workpiece skids off workpiece through-hole, and flexible rubber material layer, also protects the spiral shell of workpiece Line part will not be worn；

Be nested with 1 fill in the interior embedded hole 9 of gripping sleeve 2 before, the sieve plate in 2 both ends of the surface rectangular channel of gripping sleeve is torn open It removes, i.e., sieve plate is not placed in rectangular channel, then fill in the small end for being nested with 1 along the interior embedded hole 9 of gripping sleeve 2, separate 2 end face of gripping sleeve of workpiece, sieve plate is put into rectangular channel, continues to press on and is nested with advance, is nested with the protrusion and sieve of 1 end face The aperture of plate agrees with, that is, in the aperture of the embedded sieve plate of protrusion；Since sieve plate is in rectangular channel, rectangular channel has corner angle, so square Sieve plate in shape slot is not revolvable, and is nested with 1 and is connect in a manner that protrusion fills in aperture with sieve plate, so can not revolve The sieve plate turned ensure that being nested with 1 can not rotate；

It is two individual accessories due to being nested with 1 with gripping sleeve 2, when the end of thread for needing clamping workpiece, this The end of thread of the Cellphone Accessories of scheme, which is filled in, to be nested in 1, then will be nested with 1 and be fixed by filling in gripping sleeve 2, reaches regular worker The purpose of the end of thread of part moreover, after machining, will be nested with 1 and be extracted from gripping sleeve 2, is nested with 1 recovery, workpiece is just It can easily take out, avoid workpiece of the prior art in processing, be required to precession and situation about screwing out；

After the completion of work pieces process, sieve plate is taken out from rectangular channel, so as to cancel fixation of the sieve plate to being nested with, then 1 will be nested with to extract from gripping sleeve 2, be nested with 1 recovery, just can easily take out workpiece, avoid work of the prior art Part needs precession and situation about screwing out in processing；In addition, as shown in Figure 1, due to be nested with the embedded groove 3 of 1 outer surface with Both clamping recess 4 of 2 inner surface of gripping sleeve position corresponds, and when being nested with 1 and being slowly embedded into gripping sleeve 2, embeds recessed Slot 3 is corresponding with clamping recess 4, simultaneously as being equipped with compression spring 5 in clamping recess 4, compression spring 5 is connected with link block 6 so that embedded Groove 3 and clamping recess 4 to it is corresponding when compression spring 5 stretch out state back to normal by compressive state, and the connection affixed with compression spring 5 Block 6, at this moment from clamping recess 4 and the interplanar for being nested with 1 outer surface, moment, which enters, to be nested in 1 embedded groove 3, Clamping lock is formed, 1 lock will be nested in gripping sleeve 2, convenient for being further processed to workpiece；In after machining for convenience Nesting 1 is detached from gripping sleeve 2, and embedded groove 3 is radially provided with inclined-plane, if desired will be nested with 1 disengaging gripping sleeve 2, then will take out After sieve plate, 1 rotation will be nested with so that with the affixed link block 6 of compression spring 5 as inclined-plane gradually marks embedded groove 3, and then pull out Go out to be nested with 1, workpiece reinstatement being nested in 1 takes out；

And during in order to ensure work, the tightening range of gripping sleeve 2 will not be skidded off by being nested with 1, and this programme is also in gripping sleeve 2 Both ends are socketed with fastening straps, by the both ends for gripping sleeve 2 of tying tight, are nested with 1 out of external constraint gripping sleeve 2, increase clamps Set 2 vertical direction to be nested with 1 pressure, gripping sleeve 2 is avoided to skid off；

Equally distributed rubber material section is set in 9 inner wall of interior embedded hole of gripping sleeve 2 simultaneously, on the one hand buffering is nested with 1 enter gripping sleeve 2 impulse force, while the inner wall of interior embedded hole have elasticity, increase be nested with 1 the scope of application, do not influence Be nested with embedded hole 9 in 1 insertion with little deviation, and rubber material section is along interior 9 radial distribution of embedded hole, rubber material section it Between form gap, when being nested with 1 and filling in gripping sleeve 2, rubber material section is compressed, and height declines, and the gap of sufficient space has Conducive to the compression and pop-up of rubber material, rubber material section and the frictional force being nested between 1 are improved, avoids being nested with 1 insertion It is automatically disengaged after gripping sleeve 2；

Jacking block 7 is used for reversely withstanding the space for being nested with and not occupied by the end of thread of workpiece in 1, further avoids workpiece The end of thread generates axial movement in the workpiece through-hole 8 for being nested with 1, and specific method is as follows：During positioning, as shown in figure 5, first will Jacking block 7, which is filled in, to be nested in 1, is directed at jacking block 7 using by the end of thread of workpiece, jacking block 7 is pushed further into and is nested with 1, Zhi Daogong The end of thread of part, which also enters, to be nested with 1 attention the end of thread of jacking block 7 and workpiece is filled in from being nested with 1 larger one end herein；

As the optimization of this programme, as shown in Figure 3 and Figure 4, being nested with 1 can also offer on the side wall close to big end Stria 10, through 1 side wall is nested with, stria 10 extends on the end face for being nested with 1 most big end stria 10；The cutting of stria 10, More convenient to be nested with 1 extraction workpiece, and the appearance of stria 10,1 deformation range that is nested with for having opened stria 10 also increases, more just 1 gripping sleeve 2 is slipped into being nested with workpiece.

Above-described is only the embodiment of the utility model, and the common sense such as well known concrete structure and characteristic are herein in scheme It does not describe excessively, the affiliated technology neck of utility model before one skilled in the art know the applying date or priority date All ordinary technical knowledges in domain can know the prior art all in the field, and with using normal before the date The ability of laboratory facilities is advised, one skilled in the art can be complete with reference to self-ability under the enlightenment that the application provides It is apt to and implements this programme, some typical known features or known method should not becomes one skilled in the art's reality Apply the obstacle of the application.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these should also be considered as the scope of protection of the utility model, these are not all interfered with The effect and practical applicability that the utility model is implemented.This application claims protection domain should be with the content of its claim Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.

Claims (7)

1. the positioning device of Cellphone Accessories processing, it is characterised in that：It including gripping sleeve and is nested with, the gripping sleeve offers interior Embedded hole, the end face of the gripping sleeve offer rectangular channel, sieve plate, the sieve plate are provided in the rectangular channel of the separate workpiece Aperture is equipped with, described to be nested with as the small radial workpiece in the big one end in one end, the small end being nested with is equipped with protrusion, institute It states protrusion to be inserted into the aperture, axially rubber strip is distributed in described be nested with, and described be nested with is provided with workpiece through-hole, institute The inner wall for stating workpiece through-hole is contacted with rubber strip, the workpiece through-hole inner wall be equipped with rubber material layer, the interior embedded hole with it is interior Nested small end agrees with.

2. the positioning device of Cellphone Accessories processing according to claim 1, it is characterised in that：The outer surface that is nested with is set There is embedded groove, clamping recess is equipped in the gripping sleeve, compression spring is equipped in the groove, the compression spring is connected with link block, The height of the link block is more than the height of embedded groove.

3. the positioning device of Cellphone Accessories processing according to claim 1, it is characterised in that：Two end caps of the gripping sleeve It is connected to fastening straps.

4. the positioning device of Cellphone Accessories processing according to claim 1, it is characterised in that：It is described to be nested with close to greatly Stria is offered on the side wall at end, through side wall is nested with, the stria extends to be nested on the end face of big end the stria.

5. the positioning device of Cellphone Accessories processing according to claim 1, it is characterised in that：The embedded of the gripping sleeve is led to The inner wall in hole is equipped with rubber material section.

6. the positioning device of Cellphone Accessories processing according to claim 5, it is characterised in that：The rubber material section is along square Shape through-hole is axially distributed.

7. the positioning device of Cellphone Accessories processing according to claim 1, it is characterised in that：It is described to be nested with that further include Fill in the jacking block of workpiece through-hole.