CN105798596A

CN105798596A - Die

Info

Publication number: CN105798596A
Application number: CN201410832537.4A
Authority: CN
Inventors: 庞辉武; 李强; 廖才锋; 李治胜; 占必高; 茹翔
Original assignee: Hongfujin Precision Industry Wuhan Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Wuhan Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2014-12-29
Filing date: 2014-12-29
Publication date: 2016-07-27
Also published as: US20160184881A1

Abstract

A die comprises a lower die, an upper die and a positioning device; the lower die is provided with a punch bearing a stud, and supporting strips positioned at two sides of the punch; the positioning device comprises a fixing piece, a pair of sliding assemblies and a pair of clamping pieces; the fixing piece can be slidably assembled to the lower die in the vertical direction; the sliding assemblies are slidably assembled in the fixing piece in the horizontal direction; the clamping pieces are slidably assembled to the sliding assemblies respectively and positioned between the sliding assemblies; the clamping pieces can bear a workpiece provided with a through hole; the upper die is provided with a positioning pin directly facing the through hole; a first slip guiding surface which relatively slides and is inclined is disposed between each sliding assembly and the corresponding clamping piece; a second slip guiding surface which relatively slides and is inclined is disposed between each sliding assembly and the corresponding supporting strip; the upper die abuts and pushes the workpiece, and the positioning pin abuts and pushes the stud; and the clamping pieces and the sliding assembles slide along the first slip guiding surfaces to enable the clamping pieces to slide face to face so as to clamp the stud. Positioning is rapid and accurate, and production efficiency is improved.

Description

Mould

Technical field

The present invention relates to a kind of mould.

Background technology

Some studs are to be riveting in product by mould.In prior art, generally again this product is positioned in mould together with stud carries out riveted by after the artificial through hole that stud is inserted product.But, adopt artificial mode production efficiency low.

Summary of the invention

In view of more than, it is necessary to a kind of mould that can improve production efficiency is provided.

nullA kind of mould，For a stud being riveted on the through hole of workpiece，This mould includes a counterdie、Mould and positioner on one，This counterdie be provided with the drift of this stud of carrying and be positioned at drift both sides support bar，This positioner includes a fixture、Pair of sliding assembly and a pair holder，This fixture vertically can be mounted on this counterdie slidably，Slide assemblies is mounted in this fixture by slidably，Holder is mounted on this to slide assemblies and between this is to slide assemblies by slidably，Holder can be carried this workpiece by this，Upper mould is provided with just alignment pin to through hole，The first slide guide face of the inclination of relative sliding it is provided with between each slide assemblies and corresponding holder，Each slide assemblies and corresponding the second slide guide face supporting the inclination being additionally provided with relative sliding between bar，Upper mould moves towards counterdie，Upper mould pushes workpiece and alignment pin pushes stud，Holder and slide assemblies are slided along the first slide guide face and make holder slide in opposition clamping stud and fixed mount move towards counterdie by this，When slide assemblies with support bar and slide along the second slide guide face and make holder dorsal glide leave stud，Stud is riveted on the through hole of workpiece.

Comparing prior art, inventive die utilizes this positioner rapidly and accurately stud can be assemblied in workpiece, improves production efficiency.

Accompanying drawing explanation

Fig. 1 is the three-dimensional exploded view of the better embodiment of inventive die.

Fig. 2 is the opposite direction view of Fig. 1.

Fig. 3 is the assembling figure of Fig. 1.

Fig. 4 is the better embodiment axonometric chart with a stud and a workpiece of inventive die.

Fig. 5 is the broken section constitutional diagram of Fig. 4.

Fig. 6-Figure 10 is the work process schematic diagram of inventive die.

Main element symbol description

Mould 100

Upper mould 20

Alignment pin 30

Bottom 32

Counterdie 50

Pedestal 51

Installing hole 511

Clamping hole 513

Connecting hole 515

Positioner 60

Fixture 61

Fixed mount 612

Fixed block 615

Receiving space 6121

Locking hole 6123

Connection strap 6151

Extend bar 6153

Guide runner 6155

Blind hole 6156

Counter sink 6157

Slide assemblies 63

Connector 631

Contiguous block 6312

Slide guide bar 6315

Clamping hole 6311

Locating slot 6313

Guide hole 6316

Slide guide face 6310,6335,6535,91

Slide opening 6317

Breach 6318

Connecting hole 6319

Sliding part 633

Sliding shoe 6331

Projection 6332

Opening 6336

Through hole 6337

Clamping hole 6338

Holder 65

Grip block 651

Guide block 653

Lug 655

Pocket 6511

Clamping hole 6513

First elastic component 66

Second elastic component 67

3rd elastic component 68

Support bar 90

Spiral shell riveting post 300

Spiral shell riveting cap 301

Workpiece 500

Through hole 501

Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.

Detailed description of the invention

Seeing also Fig. 1 and Fig. 2, the better embodiment of inventive die 100 includes mould 20 on, alignment pin 30, counterdie 50, positioner 60 of being located on this mould 20 and the drift 80 being located at this counterdie 50.

This alignment pin 30 is provided with a conical bottom 32, and this alignment pin 30 is slidably mounted on this mould 20 along the lower surface being perpendicular on this mould 20, and the bottom 32 of this alignment pin 30 exposes to the lower surface of mould 20 on this.In present embodiment, this alignment pin 30 is an elastic thimble.Being respectively provided on two sides with of this drift 80 one supports bar 90.The slide guide face 91 of an inclination is offered at relative two ends, each top supporting bar 90 respectively.

This counterdie 50 includes a pedestal 51, and an installing hole 511 is offered at the middle part of this pedestal 51 upper surface.The upper surface of this pedestal 51 offers a clamping hole 513 respectively in the both sides that this installing hole 511 is relative.The surrounding of the upper surface of this pedestal 51 offers some connecting holes 515.This drift 80 is slidably mounted in the installing hole 511 of this pedestal 51, is provided with the elastic component for cushioning between this drift 80 and this pedestal 51, this two support bar 90 be respectively arranged in this two clamping hole 513 and each slide guide face 91 supporting bar 90 upward.

This positioner 60 includes fixture 61, two slide assemblies 63, two holder 65, two first elastic component 66, some second elastic component 67, two the 3rd elastic components 68.

This fixture 61 includes fixed mount 612 and two fixed blocks 615, and a rectangular receiving space 6121 is offered at the middle part of fixed mount 612.This fixed mount 612 offers some locking holes 6123 respectively in the both sides that this receiving space 6121 is relative.Each fixed block 615 is generally U-shaped, and it includes a connection strap 6151 and vertically extending two extends bars 6153 from the relative two ends of this connection strap 6151 towards the same side.Each extension bar 6153 of each fixed block 615 is in just along the bearing of trend of this extension bar 6153, the bottom of the side that another extends bar 6153 being offered a guide runner 6155.A blind hole 6156 is offered at the middle part of the medial surface of the connection strap 6151 of each fixed block 615.The upper surface of each extension bar 6153 of each fixed block 615 offers the counter sink 6157 of the lower surface of this extension bar 6153 of some break-through.

Each slide assemblies 63 includes a connection piece 631 and a sliding part 633.

This connector 631 includes a square contiguous block 6312 and the bottom from the relative two ends of this contiguous block 6312 is respectively perpendicular the slide guide bar 6315 that extends outwardly.A clamping hole 6311 is offered at the middle part of the side of this contiguous block 6312.The locating slot 6313 of this two slide guides bar 6315 of a break-through is offered in the side of this clamping hole 6311 contiguous in this contiguous block 6312 bottom surface.The guide hole 6316 of a bar shaped is offered at the middle part of this contiguous block 6312 end face obliquely, and this guide hole 6316 faces away from the side extension of this locating slot 6313 bottom surface of this contiguous block 6312 of break-through from the top of this contiguous block 6312.This guide hole 6316 is provided with the slide guide face 6310 of two relative inclinations.Between this guide hole 6316 and this locating slot 6313, the slide opening 6317 of this guide hole 6316 of a break-through is offered in the middle part of the end face of this contiguous block 6312.This contiguous block 6312 offers a just breach 6318 to this slide opening 6317 this guide hole 6316 of break-through in the one side away from this locating slot 6313.The end face of this contiguous block 6312 offers the connecting hole 6319 of some its bottom surfaces of break-through.

This sliding part 633 includes a sliding shoe 6331 and is convexly equipped in two relative projections 6332 of this sliding shoe 6331 end face side.The bottom surface of this sliding shoe 6331 is provided with the slide guide face 6335 of an inclination with it away from the intersection of the one side of this two projection 6332.This sliding shoe 6331 offers a semicircular opening 6336 in the middle part of the side being provided with this slide guide face 6335.The through hole 6337 of some its end faces of break-through is offered in the bottom surface of this sliding shoe 6331.A clamping hole 6338 is offered in the middle part of the end face of this sliding shoe 6331.

Each holder 65 includes the grip block 651 being without exception square, the guide block 653 being located at this grip block 651 one end obliquely and is convexly equipped in outside this guide block 653 just lug 655 to this grip block 651.This grip block 651 offers a semicircular pocket 6511 away from the bottom of the end face of this guide block 653.This grip block 651 offers the clamping hole 6513 of an arc in the top of this pocket 6511.This guide block 653 faces away from this pocket 6511 and is inclined upwardly and extends to the end face of this grip block 651 from the end of this grip block 651, and this grip block 651 is extended in the relative both sides of this guide block 653.This guide block 653 includes the slide guide face 6535 that two inclinations are relative.

In present embodiment, each first elastic component 66, each second elastic component 67 and each 3rd elastic component 68 are spring.

See also Fig. 1 to Fig. 3, during assembling, each holder 65 is placed in the bottom of the connector 631 of correspondence, make the end face bottom surface towards this connector 631 of this holder 65, the grip block 651 of this holder 65 just breach 6318 to this connector 631, the guide block 653 of this holder 65 just guide hole 6316 to this connector 631, the lug 655 of this holder 65 just slide opening 6317 to this connector 631.Each holder 65 is inserted in the connector 631 of correspondence, the grip block 651 making this holder 65 is slidably inserted in the breach 6318 of this connector 631, the guide block 653 of this holder 65 is slidably inserted in the guide hole 6316 of this connector 631, and the lug 655 of this holder 65 is slidably inserted in the slide opening 6317 of this connector 631.One end of each second elastic component 67 is fastened in the clamping hole 6338 of sliding part 633 of correspondence, and this sliding part 633 is placed in connector 631 bottom of correspondence, the projection 6332 making this sliding part 633 is contained in the locating slot 6313 of this connector 631, the opening 6336 of this sliding part 633 just pocket 6511 to corresponding holder 65, and the through hole 6337 of this sliding part 633 respectively just connecting hole 6319 to this connector 631, the other end that this second elastic component 67 is relative supports the bottom surface of this holder 65.The through hole 6337 that some locking parts such as screw is each passed through each sliding part 633 is provided to be locked in the connecting hole 6319 of corresponding connector 631.Now, every a connection piece 631 is fixed on the sliding part 633 of correspondence, each holder 65 is slidably connected in the connector 631 of correspondence, each second elastic component 67 is between this holder 65 and corresponding sliding part 633, and the top section supporting this holder 65 exposes the end face of contiguous block 6312 of this connector 631.

The end face of the sliding part 633 self-retaining frame 612 of this two slide assemblies 63 is inserted the two ends of the receiving space 6121 of this fixed mount 612, the opening 6336 making the sliding part 633 of this two slide assemblies 63 faces, and the two slide guide bars 6315 of every a connection piece 631 are supported in the end face of this fixed mount 612 in the relative both sides of this receiving space 6121.This two fixed block 615 is respectively placed in the two ends of this fixed mount 612 end face, the two slide guide bars 6315 making every a connection piece 631 are contained in two guide runners 6155 of the fixed block 615 of correspondence slidably, and the counter sink 6157 of each fixed block 615 is respectively just to this corresponding locking hole 6123 of fixed mount 612.The counter sink 6157 that some locking parts such as screw is each passed through this two fixed block 615 is provided to be locked in the locking hole 6123 of correspondence.Now, this two fixed block 615 is fixed on this fixed mount 612, and two slide guide bars 6315 of the connector 631 of each slide assemblies 63 are contained in two guide runners 6155 of the fixed block 615 of correspondence slidably.One end of this two first elastic component 66 is fastened in the blind hole 6156 of this two fixed block 615 respectively, along this receiving space 6121 slide this two slide assemblies 63 make the other end that this two first elastic component 66 is relative be fastened in respectively correspondence connector 631 clamping hole 6311 in.This two first elastic component 66, when naturalness, is provided with gap between this two holder 65.

One end of these the 3rd elastic components 68 is fastened in the connecting hole 515 of this pedestal 51.This fixed mount 612 is placed in the top of this pedestal 51, this drift 80 is made to insert in the pocket 6511 of this two holder 65 after the opening 6336 of this two sliding part 633, to the end face block of this drift 80 in the end face of the pocket 6511 of this two holder 65, respectively just slide guide face 6335 to this two sliding part 633, each two slide guide faces 91 supporting bar 90, and the bottom supporting of this fixed mount 612 is in the relative other end of these the 3rd elastic components 68.Now, this positioner 60 has been installed on this counterdie 50, just clamping hole 6513 to this two holder 65 in the middle part of the end face of this drift 80.

Refer to Fig. 4 and Fig. 5, during use, adopt a vibration feeding-distribution device (not shown) that one spiral shell riveting post 300 is placed on the end face of this drift 80 between the clamping hole 6513 of this two holder 65, make a spiral shell riveting cap 301 of this spiral shell riveting post 300 be affixed on the end face of this drift 80.Adopt the workpiece 500 that an automatic feeding (not shown) offers a through hole 501 by be placed in the end face of this two holder 65, make the general just bottom 32 to this alignment pin 30 of the through hole 501 of this workpiece 500.

nullSee also Fig. 6-Figure 10，Activating power switchs，On this, mould 20 from top to bottom moves，The through hole 501 of this workpiece 500 of bottom 32 traverse of this alignment pin 30 inserts in a screw 302 of this spiral shell riveting post 300，On this, mould 20 pushes this workpiece 500 to the end face supporting this two holder 65，And then promote this two holder 65 slide downward，The guide block 653 of each holder 65 slides into the end face of this holder 65 along the guide hole 6316 of corresponding connector 631 and is flush to the end face of connector 631，The slide guide face 6310 of correspondence is supported in the slide guide face 6535 of this holder 65 slidably，This two slide assemblies 63 is made to slide along corresponding guide runner 6155 towards drift 80，The hole wall that this two holder 65 draws close the clamping hole 6513 to each holder 65 relatively is promoted to be close to the lateral surface of this spiral shell riveting post 300 and clamped by this spiral shell riveting post 300，There is elastic deformation in each second elastic component 67.Now, this spiral shell riveting post 300 is located in the end face of this drift 80, and the through hole 501 of this workpiece 500 is just to this spiral shell riveting post 300.On this, mould 20 continues to move down, and on this, mould 20 pushes this workpiece 500 and presses this two connector 631, makes this two holder 65, two slide assemblies 63 and fixture 61 together move down, and elastic deformation occurs these the 3rd elastic components 68.The slide guide face 6335 of the sliding part 633 of correspondence is supported in this two slide guide face 91 supporting bar 90 respectively slidably, this two slide assemblies 63 is made to slide along corresponding guide runner 6155 towards away from this drift 80, thus driving this two holder 65 to move towards the direction being relatively distant from and unclamp this spiral shell riveting post 300, there is elastic deformation in this two first elastic component 66.This drift 80 is upward through two clamping holes 6513 of this two holder 65 and flushes with the end face of this two holder 65 and the end face of this two connector 631 to the end face of this drift 80, and punching press makes in spiral shell this workpiece 500 of riveting cap 301 riveted of this spiral shell riveting post 300.Now, the bottom surface of spiral shell riveting cap 301 of this spiral shell riveting post 300 flushes with the bottom surface of this workpiece 500.On this, mould 20 resets, and this two second elastic component 67 recovers that elastic deformation makes this two holder 65 reset, this two first elastic component 66 recovers that elastic deformation makes this two slide assemblies 63 reset, these the 3rd elastic components 68 recover elastic deformation makes this fixture 61 reset and this drift 80 resets.Riveted is had the workpiece 500 of spiral shell riveting post 300 to be delivered to next station by this automatic feeding.

Claims

null1. a mould，For a stud being riveted on the through hole of workpiece，This mould includes a counterdie、Mould and positioner on one，This counterdie be provided with the drift of this stud of carrying and be positioned at drift both sides support bar，This positioner includes a fixture、Pair of sliding assembly and a pair holder，This fixture vertically can be mounted on this counterdie slidably，Slide assemblies is mounted in this fixture by slidably，Holder is mounted on this to slide assemblies and between this is to slide assemblies by slidably，Holder can be carried this workpiece by this，Upper mould is provided with just alignment pin to through hole，The first slide guide face of the inclination of relative sliding it is provided with between each slide assemblies and corresponding holder，Each slide assemblies and corresponding the second slide guide face supporting the inclination being additionally provided with relative sliding between bar，Upper mould moves towards counterdie，Upper mould pushes workpiece and alignment pin pushes stud，Holder and slide assemblies are slided along the first slide guide face and make holder slide in opposition clamping stud and fixed mount move towards counterdie by this，When slide assemblies with support bar and slide along the second slide guide face and make holder dorsal glide leave stud，Stud is riveted on the through hole of workpiece.
2. mould as claimed in claim 1, it is characterised in that: setting a receiving space in this fixture, this two slide assemblies is contained in two ends relative in this receiving space slidably.
3. mould as claimed in claim 1, it is characterized in that: fixture includes a fixed mount and a pair fixed block, the glide direction of slide assemblies is provided with guide runner along this by the bottom of fixed block by respectively, this slide guide bar slide assemblies being respectively equipped with in the guide runner being contained in correspondence slidably, is provided with one first elastic component between each slide assemblies and corresponding fixed block.
4. mould as claimed in claim 3, it is characterized in that: each slide assemblies includes a connection piece and and is fixed on this connector and is contained in the sliding part in this receiving space, slide guide bar is respectively arranged at connector, connector is relatively respectively equipped with the end face of through-connections and the slide guide hole of bottom surface by this, the side that connector is relative is formed the breach being connected with corresponding slide guide hole by respectively, each holder includes one and is contained in the guide block in corresponding slide guide hole slidably and is contained in the grip block in corresponding breach, the medial wall away from corresponding breach of this slide guide hole and this guide block side towards this medial wall is located in first slide guide face respectively obliquely.
5. mould as claimed in claim 4, it is characterised in that: the second slide guide face is arranged on the bottom and two of the relative side of two sliding parts respectively obliquely and supports the bar side towards corresponding sliding part.
6. mould as claimed in claim 4, it is characterised in that: the connector of sliding part is offered an opening jointly to house this drift in relative side by respectively.
7. mould as claimed in claim 4, it is characterised in that: being provided with one second elastic component between each holder and corresponding sliding part, this second elastic component is when naturalness, and the end face of this slide assemblies is stretched out at the top of this holder.
8. mould as claimed in claim 4, it is characterised in that: each sliding part includes a sliding shoe and is located at a projection of this sliding shoe end face, and the locating slot of this projection of collecting is offered in every a connection piece bottom surface.
9. mould as claimed in claim 1, it is characterized in that: a pocket is offered jointly to clamp this drift in the bottom of the relative side of holder by respectively, the relative side of holder is opened in the top of pocket and is projected a holding piece that can jointly clamp this stud by respectively.
10. mould as claimed in claim 1, it is characterised in that: this counterdie also includes a pedestal, this drift and support bar and be located on this pedestal, is provided with some the 3rd elastic components making this fixture reset between this pedestal and this fixture.