CN209379754U - A kind of Metal pipe strap quickly goes out part mold - Google Patents

Abstract

The utility model relates to a kind of Metal pipe straps quickly to go out part mold, and the mold includes upper die holder and lower die holder, by the coordinate operation between each component on upper die holder and lower die holder, complete the manufacture that a pipe clamp is realized in a punching press；When upper die holder pushes, material returned inclined wedge is inserted into the rectangular port on expeller, expeller is released backwards, the edge of expeller front end is caused to leave into morpheme, cut off the cutting that formed punch completes billot when processing, the punching of round punch completion pipe clamp mounting hole, the public mark for completing pipe clamp in mark, the upper public cooperation lower cavity die groove of forming completes the forming of pipe clamp, after the completion of forming, upper die holder uplink, material returned inclined wedge leaves expeller, liftout spring acts on interior floating block and jacks up the pipe clamp of forming, and Hookean spring acts on expeller and releases the pipe clamp after forming；Mould inside collection mark described in the utility model punching, is cut off, tears the structures such as o ing, fast side pushing piece open, it can be achieved that the production operation of stability and high efficiency ground.

Description

A kind of Metal pipe strap quickly goes out part mold

Technical field

The utility model relates to pipe clamp mould applications, quickly go out part mold more particularly, to a kind of Metal pipe strap.

Background technique

Currently, circulating in, the pipe clamp specification in Hardware fitting market, pattern are a variety of, and the structure of installation is also all kinds of.It is mating It is installed on different size plastic pipe, steelplastic pipe.Since product consumption is big, in order to reduce cost, production efficiency is improved, it is right Than the pipe clamp product of colleague, cost needs to be controlled on source (material, artificial, water power).Therefore the utility model relates to Sheet Metal Forming Technology structure needed for a kind of set is all stablizes feeding, positioning, and disposably can quickly go out the pipe clamp continuous mould of part.

As shown in Figure 1, common pipe clamp is divided to pipe clamp and lower pipe clamp two components, product is at semicircle, two sides band peace It fills hole and pipe fitting is embraced by screw butt-joint locking, to achieve the purpose that installation.Upper and lower pipe clamp carries product brand, distinguishes In the pipe clamp product of different manufacturers.Applied to various occasions, so requiring structure simple, install convenient, the cost of material is low. Conventional processing technology has punching and blanking, mark, shapes part etc., and either simplex sequence is more, and cost of labor is relatively high.It is stronger in face of day Market competition, the processing technology of such old backwardness is doomed to be eliminated.

Summary of the invention

The utility model be overcome the work sheet process of routine described in the above-mentioned prior art is more, cost of labor is relatively high, Traditional moulds are complicated for operation, positioning is inaccurate, the low defect of production efficiency, provide a kind of Metal pipe strap and quickly go out part mold.

The mold includes: die shank, upper die holder, plug screw, outer bush, upper padding plate, discharging spring, round punch, inner guiding post, Upper mounted plate, stripper, upper forming be public, public, cutting formed punch in mark, small fixed block, material returned inclined wedge, positioning pin, post-positioning block, First screw, expeller, block, slide, backstop, small screw, Hookean spring, spring counterbore, tray, the first screw rod, second Screw, interior floating block, cutting mold insert, character code block, circular hole mold insert, liftout spring, collet block, the second screw rod, feet, lower die holder, under Cavity plate, billot positioning pin, billot, pipe clamp, punching position, mark position, cuts off position, at morpheme, arc forming portion, hole location at outer guiding post Forming section, the first fixture nut, the second fixture nut.

The lower die holder is fixed on lower cavity die, and the same straight line on lower cavity die from right to left is successively arranged punching Position, mark position cut off position, at morpheme；When production, material is walked from right to left.

It is U-lag at morpheme, U-lag is front and back trend, the lateral dimension and recess radian of U-lag and the pipe that need to be processed Card matches, and lower cavity die is fixed on the slide of lower die holder at being equipped with behind morpheme, and slide with slide below equipped with fixing The backstop of connection, the rear of backstop are equipped with tray, and backstop is fixedly connected by small screw with tray so that backstop and A distance is kept between tray, the front vertical of tray is fixed with Hookean spring, and Hookean spring is opened small on backstop Hole on slide can the front of expeller of fore-aft travel connect, the height of the bottom surface of expeller is pushed away higher than the height of lower cavity die Material block is provided with the quadrangle port penetrated up and down；The device at recessed contour forming position rear is used to realize the material returned, when a pipe clamp After the completion of forming, mobilizable expeller releases forward formed pipe clamp.

Lower cavity die is provided with the square groove penetrated up and down at morpheme, and square groove is used to place the interior floating block to match with U-lag, side Lower die holder below slot is provided with the through-hole for placing spring, and the lower section of through-hole is equipped with the collet block for being fixed on lower die holder, collet The spring counterbore for being used to place spring is provided on block；

One end of the bottom connection liftout spring of interior floating block, the other end of liftout spring pass through lower die block hole and collet block The bottom of middle spring counterbore connects；

Interior floating block and interior floating block component below cooperate by pipe clamp top role when completing the material returned, after pipe clamp forming, Interior floating block is jacked up pipe clamp by the elastic force of liftout spring, then will at the elastic force that the expeller at morpheme rear passes through Hookean spring Pipe clamp is released forward.

Upper mounted plate is fixed with below upper die holder；Material returned inclined wedge, round punch, public in mark and cutting formed punch are respectively perpendicular It is held downwardly in upper mounted plate, when upper die holder pushes, public on round punch, mark and cutting formed punch position and punching position, mark Position, cutting position are corresponding；An inclined-plane is contained in the lower end of material returned inclined wedge, so that material returned inclined wedge bottom front position is higher than rear end, moves back Expect that the position of the rear end of inclined wedge bottom corresponds to the edge that quadrangle port on expeller leans on tray end；Upper forming is public vertical fixed In the lower section of upper die holder, the public position of upper forming with it is corresponding at morpheme on lower cavity die, when work, upper die holder is pressed downward, then is moved back Material inclined wedge can be inserted into the quadrangle port set on expeller forces expeller to move backward due to the effect on inclined-plane, to make to push away Leave stamping position when pipe clamp forming work in material block front end.

Mold described in the utility model includes upper die holder and lower die holder, by each component on upper die holder and lower die holder it Between coordinate operation, complete a punching press realize a pipe clamp manufacture；When upper die holder pushes, material returned inclined wedge is inserted on expeller Rectangular port, expeller is released backwards, the edge of expeller front end is caused to leave pipe clamp shaping position, cutting formed punch is complete At the cutting of billot when processing, round punch completes the punching of pipe clamp mounting hole, the public mark for completing pipe clamp in mark, upper forming public affairs Lower cavity die groove is cooperated to complete the forming of pipe clamp；After the completion of forming, upper die holder uplink, material returned inclined wedge leaves expeller, liftout bullet Spring acts on interior floating block and jacks up the pipe clamp of forming, and Hookean spring acts on expeller and releases the pipe clamp after forming.

Preferably, the upper surface of upper die holder is equipped with die shank；Feet is housed below lower die holder, can be convenient for equipped with die shank and feet Installation of the mold on punching machine.

Preferably, upper die holder is equipped with several plug screws, is corresponding with several tooth holes, from top to bottom precession upper die holder, spiral shell Discharging spring one end is pushed down in plug bottom, and the other end of discharging spring is pressed on stripper；During mold work, under upper die holder When pressure, stripper is pushed, while spring-compressed, and stripper pushes down billot, when upper die holder rises, discharging recoil of spring, and stripper Billot can be flicked, prevent billot to be stuck on round punch or cutting formed punch, cause billot uplink or positional shift, unload simultaneously Flitch can also protect round punch, cutting formed punch, public in mark.

Preferably, material returned inclined wedge, round punch, set hanging platform on public in mark and cutting formed punch, material returned inclined wedge, round punch, Public and cutting formed punch is inlayed from top to bottom with entering in upper mounted plate in mark, is hung on upper mounted plate by hanging platform, upper mounted plate The upper padding plate with upper mounted plate homalographic is equipped between upper die holder；Upper padding plate be frivolous smallclothes, it is thermally treated to HRC48~ 52, formed punch, cutting formed punch, inner guiding post are padded, prevents recoil during high speed stamping from hitting and dent upper die holder.Upper padding plate is using thin Part reduces cost, while also cooperation ensure that mold clamping is always high, be useful on suitable punching machine.

Preferably, punching position is provided with mounting hole in the corresponding position of lower cavity die, for installing circular hole mold insert；Mark position is under The corresponding position of cavity plate is provided with mounting groove, for installing character code block；It cuts off position and is provided with mounting groove in the corresponding position of lower cavity die, use To install cutting mold insert.

The height of material returned inclined wedge bottom highest end position is lower than cutting formed punch and circle punching when upper die holder is placed by operating position The minimum point height of head, the bottom level for cutting off formed punch and round punch are lower than the minimum point height that public and upper forming is public in mark； The public bottom of upper forming is divided into arc forming portion and hole location forming section, and arc forming portion is downward projection of sagittal semicolumn Shape, the thickness of cylinder are greater than the width of pipe clamp；Hole location forming section is that the public level in arc forming portion extreme higher position of upper forming is prolonged Extending portion point；Public minimum point height is higher than arc forming portion lowest point in mark, and is equal to the height of hole location forming section.

When work, when upper die holder moves downward, material returned inclined wedge is inserted into the quadrangle port on expeller at first, forces and pushes away Material block moves to expeller front end backward and leaves the upper public operating position of forming；Then upper die holder continues traveling downwardly, cutting formed punch to The lower cutting for completing billot；Later, round punch is to billot punching, and round punch is two adjacent side by side formed punches, two formed punches Pitch-row the sum of the distance between mounting hole center of circle and waste material scrap (bridge) between left and right two side-by-side pipe clamp, two round punches are primary The punching of the mounting hole of the mounting hole and next pipe clamp head end of the achievable pipe clamp tail end of punching.

Preferably, post-positioning block is equipped at the left edge of lower cavity die U-lag, post-positioning block is provided with and manages by U-lag position Block wide notch, when work, billot can be inserted into notch and realize positioning；It is provided with kidney slot on post-positioning block, and is furnished with and kidney-shaped The first screw, positioning pin that hole matches, it can be achieved that post-positioning block flexible movement, can be fixed after left and right adjusting according to the actual situation The position of position block；Post-positioning block is equipped with positioning pin by U-lag edge, and positioning pin is fixed on lower cavity die, to before and after post-positioning block Positioning is realized in position, is allowed to move left and right.

Left and right ends on rear side of expeller are equipped with boss, and front end the right and left position of slide is perpendicularly fixed at equipped with block Lower die holder, so that expeller in slide, forward at the end of push piece, block just blocks the boss of expeller, so that expeller is not It continues to move along；

Punching position, mark position cut off position and are equipped with several billot positioning pins at the linear front and back both sides of morpheme, are used to Positioning strip walks discharge position, and the distance between the billot positioning pin on both sides is equal to the width of billot, and billot positioning pin makes billot Without departing from punching position, mark position, cut off position and at morpheme；

The mold is equipped with inner guiding post, there is hanging platform thereon, and edge passes through extension thereon with entering in upper mounted plate from top to bottom Platform is hung on upper mounted plate；Position corresponding with inner guiding post is provided with the hole location to match on lower cavity die, and inner guiding post is to recessed Mould guarantees that upper mounted plate accessory and lower cavity die accessory do not misplace to matching；

Upper die holder can be living up and down along outer guiding post by being perpendicularly fixed at the flexible connection of the outer guiding post of lower die holder, upper die holder It is dynamic；Outer guiding post limits the moving position of upper die holder, so that upper die holder is only up and down, without from deviating from the position all around.

Preferably, Hookean spring string has the first screw rod, and being provided at tray connecting spring position matches with the first screw rod And diameter is less than the through-hole of Hookean spring diameter, one end of the first screw rod passes through Hookean spring axle center and is connected with expeller, another Hold the through-hole opened on tray, stretch out tray, tray by adjust position of first fixture nut on small screw come with it is rear Block keeps a distance, and then plays the role of linear adjustment amount of spring compression；

Liftout spring pocket is on the second screw rod, and second screw rod one end passes through liftout spring axis and is connected with interior floating block, the bottom of at The bottom of spring counterbore on tray is provided with one and matches with the second screw diameter and diameter is less than the logical of liftout spring diameter Hole, for interting the other end of the second screw rod, extension is furnished with the second fixture nut；Interior floating block is held in the fastening of second screw rod Effect, the second fixture nut by bottom end adjust liftout amount of spring compression, and then play the role of adjusting interior floating block height.

Preferably, the material returned inclined wedge mode fixed in upper die holder bottom surface are as follows: have screw hole, material returned inclined wedge edge on material returned inclined wedge With entering in the small fixed block of its collocation, material returned inclined wedge and small fixed block are fastened under being locked with screw by upper die holder, this is fixed Mode is more flexible, can be easy to disassemble.

Preferably, the outer guiding post is connect by passing through the through-hole being provided on upper die holder with upper die holder, in the through-hole below Edge is fixed on upper die holder equipped with the outer bush to match with outer guiding post, outer bush；Outer bush plays the outer guiding post for matching lower die holder Installation mold guarantees the effect of component fit clearance between upper die holder and lower die holder.

Preferably, the outer guiding post and inner guiding post respectively have two, play better positioning action, if two or two with Upper outer guiding post makes upper die holder and lower die holder corresponding position be not easy rotation or mobile generation deviation, and two outer guiding posts are relative to more Outer guiding post has then reached identical locating effect, while also saving cost；Two inner guiding posts then guarantee interior when upper die holder pushes Guide post, which enters corresponding hole site then, indicates each component of upper die holder, and such as round punch, upper forming is public, public in mark, cutting formed punch etc. with Lower cavity die is accurate to the position matched, and more inner guiding posts can also realize the technical effect, but two inner guiding posts save cost relatively.

Compared with prior art, the beneficial effect of technical solutions of the utility model is: mould inside described in the utility model Collection mark punching, is cut off, tears the structures such as o ing, fast side pushing piece open, and easy to operate, accurate positioning rapidly and efficiently can be real With showing stability and high efficiency production operation.

Detailed description of the invention

Fig. 1 is pipe clamp structure simplified schematic diagram.

Fig. 2 is that Metal pipe strap quickly goes out part mould parts schematic diagram.

Fig. 3 is that Metal pipe strap quickly goes out part mold assembling schematic diagram.

Fig. 4 is that Metal pipe strap quickly goes out part mold clamping state main view.

Fig. 5 is that Metal pipe strap quickly goes out part mold die opening state main view.

Fig. 6 is that Metal pipe strap quickly goes out part upper mould main view schematic diagram.

Fig. 7 is that Metal pipe strap quickly goes out part lower mould main view schematic diagram.

Fig. 8 is that Metal pipe strap quickly goes out part upper mould major part left view schematic diagram.

Fig. 9 is that Metal pipe strap quickly goes out part lower mould top view.

In figure: 1- die shank, 2- upper die holder, 3- plug screw, 4- outer bush, 5- upper padding plate, 6- discharging spring, 7- round punch, 8- Inner guiding post, 9- upper mounted plate, 10- stripper, forming is public on 11-, public, 13- cutting formed punch in 12- mark, the small fixed block of 14-, 15- material returned inclined wedge, 16- positioning pin, 17- post-positioning block, the first screw of 18-, 19- expeller, 20- block, 21- slide, 22- Backstop, 23- small screw, 24- Hookean spring, 25- spring counterbore, 26- tray, the first screw rod of 27-, the second screw of 28-, 29- Interior floating block, 30- cutting mold insert, 31- character code block, 32- circular hole mold insert, 33- liftout spring, 34- collet block, the second screw rod of 35-, 36- feet, 37- lower die holder, 38- lower cavity die, 39- outer guiding post, 40- billot positioning pin, 41- billot, 42- pipe clamp, 43- punching Position, 44- mark position, 45- cutting position, 46- at morpheme, 47- arc forming portion, 48- hole location forming section, the first fixture nut of 49-, The second fixture nut of 50-.

Specific embodiment

The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；

In order to better illustrate this embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent actual product Size；

To those skilled in the art, it is to be understood that certain known features and its explanation, which may be omitted, in attached drawing 's.

The technical solution of the utility model is described further with reference to the accompanying drawings and examples.

As shown in figs. 2-9, mold provided in this embodiment includes: die shank 1, upper die holder 2, plug screw 3, outer bush 4, upper padding plate 5, discharging spring 6, round punch 7, inner guiding post 8, upper mounted plate 9, stripper 10, upper forming public affairs 11, public affairs 12 in mark cut off formed punch 13, small fixed block 14, material returned inclined wedge 15, positioning pin 16, post-positioning block 17, the first screw 18, expeller 19, block 20, slide 21, backstop 22, small screw 23, Hookean spring 24, spring counterbore 25, tray 26, the first screw rod 27, the second screw 28 is interior floating Block 29, cutting mold insert 30, character code block 31, circular hole mold insert 32, liftout spring 33, collet block 34, the second screw rod 35, feet 36, under Die holder 37, lower cavity die 38, outer guiding post 39, billot positioning pin 40, billot 41, pipe clamp 42, punching position 43, mark position 44 cut off position 45, at morpheme 46, arc forming portion 47, hole location forming section 48, the first fixture nut 49, the second fixture nut 50.

Section components position described in the present embodiment and effect are as follows:

Die shank 1: lock is on punching machine, for positioning and installation mold, two screws are locked from top to bottom on upper die holder 2.

Plug screw 3: being corresponding with tooth hole on upper die holder 2, from top to bottom precession upper die holder 2, and discharging spring is pushed down in bottom, rises and adjusts Save the effect of amount of spring compression；The spring passes through upper die holder 2, upper padding plate 5, upper mounted plate 9, acts on stripper 10, one end It is pressed on stripper, and the other end is pushed down by plug screw bottom surface.

Upper die holder 2: play a part of to accept, lower mould part is docked by this part in part of the upper die；There is screw counter sink thereon, sells Nail hole, die shank mounting hole, outer guiding post hole, plug screw tooth hole.Upper die holder 2 is matched with the edge of outer bush 4, to the outer guiding post 39 for matching lower die.Institute There is template by pin hole thereon to installation.

Small fixed block 14: there are 15 mounting hole of material returned inclined wedge, screw hole, pin hole thereon.Edge matches inclined wedge 15, by distribution Nail, with screw lock below upper die holder, position guarantees by pin.

Upper forming public affairs 11: it is shaped for product, there is screw hole, pin hole thereon；It is located under upper die holder 2 by pin Side, screw are locked from top to bottom；It is upper shape public 11 top surfaces to hole location forming section 48 height and upper padding plate 5, upper mounted plate 9, unload 10 3 pieces of plate thickness of flitch are added equal.

Material returned inclined wedge 15: with expeller 19 to effect, play the role of rollback expeller 19；There is screw hole thereon, inlays With entering in small fixed block 14, pass through the lower fastening of the lock of upper die holder 2 with screw.

Outer bush 4: to the outer guiding post 39 for matching lower die holder 37, playing the role of installation mold, guarantees to die clearance, edge with into Enter upper die holder 2.

Upper padding plate 5: for frivolous smallclothes, being heat-treated to HRC48~52, pad round punch 7, cutting formed punch 13, inner guiding post 8, Public affairs 12 in mark prevent recoil during high speed stamping from hitting and dent upper die holder 2；It is heat-treated expense by weight, so this Part is guaranteeing to use thin pieces as far as possible within the scope of heat treatment small deformation, is reducing cost, while also cooperating increase mold clamping always high, fit For suitable punching machine.

Cutting formed punch 13: effect is to be initially switched off billot before product forming, obtains suitable tablet, finally just shape. This part is higher than upper forming public affairs 11, difference in height=billot thickness+(2~3) mm.There is hanging platform thereon, edge is upper solid with entering from top to bottom In fixed board 9, hung on upper mounted plate 9 by hanging platform.

Public affairs 12 in mark: edge is hung on upper mounted plate 9 with entering in upper mounted plate 9 by hanging platform thereon from top to bottom. Total height is equal to the thickness of upper mounted plate 9 and the combined thickness of stripper 10.

Round punch 7: edge is hung on upper mounted plate 9 with entering in upper mounted plate 9 by hanging platform thereon from top to bottom.Its Total height=upper mounted plate 9 and 10 combined thickness of stripper+billot material thickness+3mm.

Inner guiding post 8: edge is hung on upper mounted plate 9 with entering in upper mounted plate 9 by hanging platform from top to bottom.To with recessed Mould 38, guarantee upper mounted plate 9 on accessory and accessory gap in lower cavity die 38 to match do not misplace.

Upper mounted plate 9: edge matches upper mold accessory, with 38 accessory of lower cavity die rationally to matching.It is positioned by pin, with screw from upper Die holder 2 is lockked across upper padding plate 5.

Stripper 10: play the role of pushing down billot when punch die downlink, billot is flicked after punching press, while mistake thereon Several accessory small―gap sutures cooperation in hole and public affairs 12, cutting formed punch 13 in round punch 7, inner guiding post 8, mark, it is up and down in mold During play the role of protect this several accessory；The lower section of upper mounted plate 9 is hung in by contour sleeve, by inner guiding post 8 It keeps a grip on, flicks and move up and down by discharging spring-compressed.

Interior floating block 29: being arc-shaped at lower cavity die 38U grooving, consistent with the arc in arc forming portion 47, activity exists In inner hole of the lower cavity die 38 at morpheme 46；There is screw hole in its bottom surface, screws with 35 thread of the second screw rod, and discharging spring 33 acts on It moves up and down thereon, holds up molded part.

Positioning pin 16: edge fits on lower cavity die 38, keeps a grip on post-positioning block 17, only allows post-positioning block 17 in billot feeding side To moving left and right, facilitate adjusting position, the tablet after guaranteeing blank is stable to be parked on forming station.

Post-positioning block 17: keeping a grip on process tablet (tablet before unshaped after blank), and only left and right is adjusted under the effect of positioning pin 16 Section is locked by screw, there is the kidney slot matched with screw, pin thereon.

Lower cavity die 38: for inlaying with die insert, and with inner guiding post 8 to matching, guarantee the smart to matching of the stations such as forming, punching Degree.There is pin hole thereon, there is screw hole in bottom surface, positions by pin and lower die holder 37, and screw is locked from bottom to top.At forming station Loudspeaker discharge port, convenient part out are done.

Billot 41: punch press feeder is sent into and controls step pitch, positions by billot positioning pin 40.

Cut off mold insert 30: to cutting formed punch 13.

Character code block 31: being processed by finishing impression, plays typewriting, and edge is matched into lower cavity die 38.

Circular hole mold insert 32: to round punch 7.

Billot positioning pin 40: edge fits in lower cavity die 38 from bottom to top, is tangled by bottom hanging platform and is not flown out, head band catwalk Keep a grip on billot 41.

Outer guiding post 39: edge fits on lower die holder 37, matches upper mould part and lower mould part.

Lower die holder 37: the effect of undertaking is positioned by pin, and screw locks accessory thereon.

Feet 36: increase die height, be allowed to be adapted on suitable punching machine, while waste material being facilitated to fall.

Liftout spring 33: being placed in collet block 34, holds up the effect of interior floating block 29.

Second screw rod 35: the effect of interior floating block 29 is held in fastening, and the second fixture nut 50 by bottom end adjusts liftout spring 33 decrements, and then play the role of adjusting interior floating block height.

Collet block 34: liftout spring 33 is placed, is locked under lower die holder from bottom to top by screw.

First screw rod 27: one end precession expeller 19 across Hookean spring 24 and holds up it.

Tray 26: blocking Hookean spring 24, and control distance between tray 26 and backstop 22 by adjusting nut 49, into And play the role of 24 decrement of linear adjustment spring.

Second fixture nut 50: liftout spring is adjusted in the length of 34 lower end of collet block to play by adjusting screw rod 35 The effect of 33 decrements.

Second screw 28: play the role of fastening backstop 22.

Hookean spring 24: acting on expeller 19, release product, adjusts decrement by tray 26.

Backstop 22: blocking 19 retracted position of expeller, guarantees that this expeller 19 below material returned inclined wedge 15, plays simultaneously The effect of fixed small screw 23.

Expeller 19: there is rectangular port in it matches with the inclined-plane of material returned inclined wedge 15, and rear end sides have boss, facilitate block 20 block.

Slide 21: inverted draw cut slide fit installs expeller 19, controls 19 height and position of expeller.

Block 20: the final position of limitation 19 pusher of expeller is allowed in 15 safe range of material returned inclined wedge.

Billot 41: the raw material of pipe clamp are made.

Pipe clamp 42: product (product).

37 are fixed on lower cavity die 38 on the lower die holder, and the same straight line on lower cavity die 38 from right to left is successively set There are punching position 43, mark position 44, cut off position 45, at morpheme 46；When mold produces, material is walked from right to left.

It is U-lag at morpheme 46, U-lag is that front and back is moved towards, and the lateral dimension of U-lag and recess radian and need to be processed Pipe clamp matches, and lower cavity die 38 is fixed on the slide 21 of lower die holder 37 at being equipped with behind morpheme 46, sets behind slide 21 Have and pass through the backstop 22 that the second screw 28 is fixedly connected with slide, the rear of backstop 22 is equipped with tray 26, and backstop 22 is logical It crosses small screw 23 to be fixedly connected with tray 26, be fastened by the first fixture nut 49, and make between backstop 22 and tray 26 Keep a distance, the back side of tray 26 is fixed with Hookean spring 24, Hookean spring 24 pass through the aperture opened on backstop 22 with On slide 21 can fore-aft travel expeller 19 front connection, the height of the bottom surface of expeller 19 is higher than the height of lower cavity die 38 Degree, expeller 19 are provided with the quadrangle port penetrated up and down；Lower cavity die 38 realizes the material returned at the device at morpheme rear, when After the completion of one pipe clamp forming, mobilizable expeller 19 can release forward formed pipe clamp.

Lower cavity die 38 is provided with the square groove penetrated up and down at morpheme 46, square groove be used to place match with U-lag it is interior floating Block 29, the lower die holder 37 below square groove are provided with 33 through-hole of liftout spring, and the lower section of through-hole is equipped with the collet for being fixed on lower die holder 37 Block 34 is provided with the spring counterbore 25 for being used to place spring on collet block；

One end of the bottom connection liftout spring 33 of interior floating block 29, the other end of liftout spring 33 pass through 37 through-hole of lower die holder It is connected with the bottom of spring counterbore 25 in collet block 34；

Pipe clamp 42 is pushed up into role when the material returned is completed in interior floating block 29 and the cooperation of the component below of interior floating block 29, when pipe clamp 42 After forming, interior floating block 29 is jacked up pipe clamp by the elastic force of liftout spring 33, is then passed through at the expeller 19 at 46 rear of morpheme The elastic force of Hookean spring 24 releases forward pipe clamp.

Upper mounted plate 9 is fixed with below upper die holder 2；Material returned inclined wedge 15, round punch 7, public affairs 12 and cutting formed punch in mark 13 are respectively perpendicular and are held downwardly in upper mounted plate 9, when upper die holder 2 pushes, public affairs 12 and cutting formed punch 13 on round punch 7, mark Position is corresponding with punching position 43, mark position 44, cutting position 45；An inclined-plane is contained in the lower end of material returned inclined wedge 15, so that the material returned is oblique 15 bottom front position of wedge is higher than rear end, and the position of the rear end of 15 bottom of material returned inclined wedge corresponds to quadrangle port on expeller 19 By the edge at 26 end of tray；Upper forming public affairs 11 are perpendicularly fixed at the bottom surface of upper die holder, the position of upper forming public affairs 11 and lower cavity die 38 On it is corresponding at morpheme；When work, upper die holder 2 is pressed downward, then it is logical to can be inserted into the quadrangle set on expeller 19 for material returned inclined wedge 15 Mouthful, due to the effect on inclined-plane, expeller 19 is forced to move backward, so that 19 front end of expeller be made to leave the upper public affairs 11 of pipe clamp forming Operating position when work.

Mold described in the utility model includes upper die holder 2 and lower die holder 37, by upper die holder 2 and lower die holder 37 Coordinate operation between each component completes the manufacture that a pipe clamp is realized in a punching press；When upper die holder pushes, material returned inclined wedge 15 is inserted Enter the rectangular port on expeller 19, expeller 19 is pushed away into the pipe clamp shaping position of morpheme 47 backward, cutting formed punch 13 is complete At the cutting of billot when processing, round punch 7 completes the punching of pipe clamp mounting hole, and public affairs 12 complete the mark of pipe clamp in mark, finally It is upper forming public affairs 11 cooperate 38 groove of lower cavity die complete pipe clamp formings, after the completion of forming, 2 uplink of upper die holder, material returned inclined wedge 15 from Expeller 19 is opened, liftout spring 33 causes interior floating block 29 to jack up the pipe clamp of forming, and Hookean spring 24 acts on expeller 19 will Pipe clamp after forming is released.

The upper surface of described upper die holder 2 is equipped with die shank 1；Feet 36 is housed below lower die holder 37, die shank 1 and feet are housed 36 can be convenient for installation of the mold on punching machine.

The upper die holder 2 is equipped with several plug screws 3, is corresponding with several tooth holes, from top to bottom precession upper die holder 2, 6 one end of discharging spring is pushed down in 3 bottom of plug screw, and the other end of discharging spring 6 is pressed on stripper 10；During mold work, When upper die holder 2 pushes, stripper 10 is pushed, while discharging spring 6 compresses, and stripper 10 pushes down billot, when upper die holder 2 rises, Discharging spring 6 is sprung back, and billot can be flicked by acting on stripper 10, and billot is prevented to be stuck on round punch 7 or cutting formed punch 13, Cause billot uplink or positional shift, while stripper 10 can also protect round punch 7, cutting formed punch 13, public affairs 12 in mark.

The material returned inclined wedge 15, round punch 7 set hanging platform in mark on public affairs 12 and cutting formed punch 13, material returned inclined wedge 15, Public affairs 12 and cutting formed punch 13 are inlayed from top to bottom with entering in upper mounted plate 9 on round punch 7, mark, hang over upper fixation by hanging platform The upper padding plate 5 with 9 homalographic of upper mounted plate is equipped on plate 9, between upper mounted plate 9 and upper die holder 2；Upper padding plate 5 is frivolous small Part, it is thermally treated to 48~52HRC, formed punch, cutting formed punch, inner guiding post are padded, prevents recoil during high speed stamping from hitting and beating Recessed upper die holder 2.Also cooperation ensure that mold clamping is always high to upper padding plate 5 simultaneously, be useful on suitable punching machine.

The punching position 43 is provided with mounting hole in the corresponding position of lower cavity die 38, for installing circular hole mold insert 32；Mark Position 44 is provided with mounting groove in the corresponding position of lower cavity die 38, for installing character code block 31；It is corresponding in lower cavity die 38 to cut off position 45 Position is provided with mounting groove, for installing cutting mold insert 30.

The height of 15 bottom highest end position of material returned inclined wedge is lower than cutting 13 He of formed punch when upper die holder 2 is placed by operating position The minimum point height of round punch 7 cuts off the bottom level of formed punch 13 and round punch 7 lower than public affairs 12 in mark and upper forming public affairs 11 Minimum point height；Public 11 bottoms of upper forming are divided into arc forming portion 47 and hole location forming section 48, and arc forming portion 47 is prominent downwards Sagittal semi-cylindrical out, the thickness of cylinder are greater than the width of pipe clamp；Hole location forming section 48 is upper forming public affairs 11 in circular arc The horizontal continuation of 47 extreme higher position of forming section；The minimum point height of public affairs 12 is higher than the minimum point in arc forming portion 47 in mark It sets, and is equal to the height of hole location forming section 48.

When work, when upper die holder 2 moves downward, material returned inclined wedge 15 is inserted into the quadrangle port on expeller 19 at first, It forces expeller 19 to move to 19 front end of expeller backward and leaves into the position for shaping upper 11 work of public affairs at morpheme 46, then Upper die holder 2 continues traveling downwardly, and cutting formed punch 11 completes downwards the cutting of billot.Later, round punch 7 is to 41 punching of billot, round punch 7 For two adjacent side by side formed punches, the pitch-row of two formed punches be equal between left and right two side-by-side pipe clamp tablet the mounting hole center of circle it Between distance and the sum of waste material scrap (bridge), the mounting hole and next pipe of the achievable pipe clamp tail end of two round punch one-off hole-piercings The punching of the mounting hole of card head end.

Post-positioning block 17 is equipped at the left edge of the lower cavity die 38U shape slot, post-positioning block 17 is provided with by U-lag position The wide notch with pipe clamp, when work, billot can be inserted into notch and realize positioning；It is provided with kidney slot on post-positioning block 17, and is furnished with The first screw 18, the positioning pin 16 that match with kidney slot, it can be achieved that post-positioning block 17 flexible movement, can be according to the actual situation The position of left and right adjusting post-positioning block 17；Post-positioning block 17 is equipped with positioning pin 16 by U-lag edge, and positioning pin 16 is fixed on Lower cavity die 38 realizes to 17 front-rear position of post-positioning block and positions that being allowed to can only side-to-side movement；

The left and right ends of the rear side of expeller 19 are equipped with boss, and the right and left front position of slide 21 is hung down equipped with block 20 It directly is fixed on lower die holder 37, so that slide fit is in the expeller 19 forward at the end of push piece of slide 21, block 20 just blocks pusher The boss of block 19, so that expeller 19 does not continue to move along；

Punching position 43, mark position 44 cut off position 45 and are equipped with several at the linear front and back both sides of morpheme 46 and anticipate Position pin 40, for the discharge position of walking of positioning strip 41, the distance between the billot positioning pin 40 on both sides is equal to the width of billot 41, Billot positioning pin 40 makes billot 41 without departing from punching position 43, mark position 44, cuts off position 45 and at morpheme 46；

The mold is equipped with inner guiding post 8, there is hanging platform thereon, and edge is hung with entering in upper mounted plate 9 by hanging platform from top to bottom On upper mounted plate 9；Position corresponding with inner guiding post 8 is provided with the hole location to match on lower cavity die 38, and inner guiding post 8 is to lower cavity die 38, guarantee that 9 accessory of upper mounted plate and 38 accessory of lower cavity die do not misplace to matching；

Upper die holder 2 is slidably connected by being perpendicularly fixed at the outer guiding post 39 of lower die holder 37, and upper die holder 2 can be along outer guiding post 39 It is up and down；Outer guiding post 39 limits the moving position of upper die holder 2, so that upper die holder 2 is only up and down, without all around From deviating from the position.

The string of Hookean spring 24 has the first screw rod 27, being provided with and the first screw rod 27 at 26 connecting spring position of tray Match and diameter is less than the through-hole of 24 diameter of Hookean spring, 27 one end precession expeller 19 of the first screw rod and by Hookean spring 24 It holds up, the other end passes through the through-hole opened on tray 26, extends tray 26 out.Hookean spring 24 is blocked by tray 26, and is passed through Both sides small screw 23 and the first fixture nut 49 adjust the distance between tray 26 and backstop 22, and then linear adjustment spring 24 Decrement；

The axle center of liftout spring 33 passes through the second screw rod 35, and 35 one end of the second screw rod passes through 33 axle center of liftout spring and floats with interior Block 29 is connected, and the bottom of the spring counterbore 25 on collet block 34 is provided with one and 35 diameter of the second screw rod matches and diameter Less than the through-hole of 33 diameter of liftout spring, for interting the other end of the second screw rod 35, extension is furnished with the second fixture nut 50；The effect of interior floating block 29 is held in the fastening of second screw rod, and the second fixture nut 50 by bottom end adjusts 33 decrement of liftout spring, And then play the role of adjusting 29 height of interior floating block.

The material returned inclined wedge 15 mode fixed in 2 bottom surface of upper die holder are as follows: have screw hole on material returned inclined wedge 15, the material returned is oblique The edge of wedge 15, which is matched, to be entered in the small fixed block 14 of its collocation, then oblique by the small fixed block 14 of fastening, the material returned under the lock of upper die holder 2 with screw Wedge 15, the fixed form is more flexible, can be easy to disassemble.

The outer guiding post 39 is connect by passing through the through-hole being provided on upper die holder 2 with upper die holder 2, and edge is matched below in the through-hole There is the outer bush 4 to match with outer guiding post 39, outer bush is fixed on upper die holder 2；Outer bush 4 is to the outer guiding post for matching lower die holder 37 39, play the role of installation mold, guarantees gap between upper die holder 2 and lower die holder 37.

The outer guiding post 39 and inner guiding post 8 respectively has two, plays better positioning action, if two or two or more outer Guide post 39 make upper die holder 2 and 37 corresponding position of lower die holder be not easy to rotate or it is mobile generate deviation, two outer guiding posts 39 relative to More outer guiding posts have then reached identical locating effect, while also saving cost；Two inner guiding posts 8 then guarantee under upper die holder 2 Inner guiding post 8 then indicates each component of upper die holder 2 into corresponding hole site when pressure, such as public affairs 12 in round punch 7, upper forming public affairs 9, mark, cuts Disconnected formed punches 13 etc. are accurate in the corresponding position of lower cavity die 37, and more inner guiding posts 8 can also realize the technical effect, but two inner guiding posts 8 opposite saving materials, save cost.

When the present embodiment specific works, as shown in figure 4, minimum point momentary status when being mold work.

Mold design facilitates installation, debugging at the structure that knots, while character code block 31 being protected to be allowed to be hardly damaged, and design is left When shaping public affairs 11 on side, planar base surface (two side plane of circular arc) and three pieces of right side plate thickness after edge is with public affairs 12 in mark, guarantee with height Public 12 most bottom surfaces and discharging plate closing dead point are same high (Fig. 6) in mark, and during mold downlink, stripper 10 pushes down billot 41, Material returned inclined wedge 15 first acts on expeller 19, is allowed to exit into morpheme；Cutting formed punch 13 be initially switched off billot, continue downlink, at Shape public affairs 11 start swaging, cause process tablet bending after cutting, and the synchronous court of interior floating block 29 is pushed down into lower cavity die 38, all templates It pastes dead moment, all stamping press of completion punching, mark, swaging.

Momentary status when rising to highest point when as shown in figure 5, being mold work.

Mold uplink, upper forming public 11, pipe clamp 42,29 uplink synchronization of interior floating block to buoyant design point, continues uplink, discharging Plate 19 flicks, and far from billot 41, and then material returned inclined wedge 15 leaves expeller 19, and Hookean spring 24 synchronizes back pressure expeller 19, It is allowed to be pushed into mould inside, releases the pipe clamp 42 on interior floating block 29, the final position that expeller 19 is pushed into is blocked by block 20, is protected Expeller 19 will not be broken in the process by having demonstrate,proved 15 downlink of material returned inclined wedge.

As shown in figs 6-8, critical feature size when designing mold are as follows: to have between cutting formed punch 13 and upper forming public affairs 11 Enough difference in height X, this size X=billot thickness+(2~3) mm, guarantee billot 41 are reshaped after going out tablet after being initially switched off, are kept away Exempt from when 42 arc forming of pipe clamp it is unilateral walk material, thus cause at left and right sides of product it is uneven, influence installation capability, while also avoiding cutting Phenomena such as disconnected formed punch 13 is pulled off, product shaping distorts generation.

Billot positioning pin 40 is designed to the structure with T shape cap head, and pattern is similar to common buoyance lift latch structure, cap head bottom with Having difference in height between billot bottom surface is T, this size T=billot material thickness+2mm, conveniently walks material；After cutting off billot, material head, which can generate, to be stuck up Qu Xianxiang, this is the characteristic of belt metallic coil stock, and the cap head of billot positioning pin 40 can block the material strip that warps, and guarantees 41 two sides of billot Accurate positioning is reliable.

There is difference in height Y between 19 bottom surface of expeller and lower cavity die 38, this size Y=T+1mm；Guarantee cutting billot 41 Afterwards, postorder material head can be pushed through into smoothly at morpheme 46, be made smooth advances into 17 locating slot of post-positioning block.

There is difference in height Z between the straight body position of material returned inclined wedge 15 and upper forming public affairs 11, this size Z=5~10mm.Guarantee mold During downlink, expeller 19 first works in forming public affairs 11, i.e., after expeller 19 exits public 11 bottom surfaces of forming, upper forming is public 11 ability Contact operation tablets, otherwise can mold damage, be unable to complete normal operation.

Lower cavity die 38 makes oblique horn mouth at part mouth out, and product is facilitated to release, and post-positioning block 17 makes kidney slot, with pin Slide fit positioning is followed closely, screw locking, adjustment size is convenient, and positioning is reliable, and all die inserts do merogenesis, and (there are also one i.e. below mold insert Part cushion block), the reduction later period repairs a die cost (when damaged part is replaced, only change mold insert and do not change cushion block), and interior floating block 29 is from lower cavity die 38 Line takes in cutting, and processing technology is simple and direct, reasonable material-saving.

The arrangement of upper mold discharging spring 6 rationally will be placed on punching position periphery as far as possible, guarantee elastic force enough, uniform force, template Balance, material strip take vertical propulsion mode, and seldom (a cutting process fillet takes material), utilization rate is high for process residue, can reach 95% Left and right.Material returned inclined wedge 15, upper forming public affairs 11, round punch 7, cutting formed punch 13, character code block 31, expeller 19, lower cavity die 38 and its Its mold insert is all made of Cr12MoV, is heat-treated to HRC58~62；Upper padding plate 5 and stripper 10 use 45# steel plate, are heat-treated to HRC42~45, remaining template use 45# or Q235 plate.

, it can be achieved that 55~60 beats/min after the mold puts into production, production efficiency is reliable and stable, and Mould operation is simple, adjusts Examination is easy, and is suitable on small-size punching machine.

The above Metal pipe strap quickly goes out the continuous die stamping process structure of part suitable for 50,75,90 gauge metal pipe clamps Stainless steel pipe clip) continuous production, be the novel die for meeting production requirement.

The same or similar label correspond to the same or similar components；

The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent；

Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in Within the protection scope of the utility model claims.

Claims (10)

1. a kind of Metal pipe strap quickly go out part mold, which is characterized in that the mold include: upper die holder (2), round punch (7), Upper mounted plate (9), upper forming public (11), public (12) in mark, cutting formed punch (13), material returned inclined wedge (15), expeller (19), sliding Seat (21), backstop (22), Hookean spring (24), spring counterbore (25), tray (26), interior floating block (29), liftout spring (33), Collet block (34), lower die holder (37), lower cavity die (38)；

The lower die holder (37) is fixed on lower cavity die (38), and the same straight line on lower cavity die (38) from right to left is successively set There is punching position (43), mark position (44), cut off position (45), at morpheme (46)；

Lower cavity die (38) is fixed on the slides (21) of lower die holder (37) at being equipped with behind morpheme (46), behind slide (21) Equipped with the backstop (22) being fixedly connected with slide, the rear of backstop (22) is equipped with tray (26), and backstop (22) passes through small Screw rod (23) is fixedly connected with tray (26), so that a distance is kept between backstop (22) and tray (26), tray (26) Before be fixed with Hookean spring (24), Hookean spring (24) pass through on backstop (22) on the aperture opened and slide (21) can before The front connection of movable expeller (19), the height of the bottom surface of expeller (19) are higher than the height of lower cavity die (38), pusher afterwards Block (19) is provided with the quadrangle port penetrated up and down；

Lower cavity die (38) is provided with the square groove penetrated up and down at morpheme (46), square groove be used to place match with U-lag it is interior floating Block (29), the lower die holder (37) below square groove are provided with spring through-hole, and the lower section of through-hole is equipped with the collet for being fixed on lower die holder (37) Block (34) is provided with the spring counterbore (25) for being used to place liftout spring (33) on collet block；

The other end of one end of bottom connection liftout spring (33) of interior floating block (29), liftout spring (33) passes through lower die holder (37) Through-hole is connected with the bottom of spring counterbore (25) in collet block (34)；

Upper mounted plate (9) are fixed with below upper die holder (2)；Material returned inclined wedge (15), round punch (7) public (12) and are cut in mark Disconnected formed punch (13), which are respectively perpendicular, is held downwardly in upper mounted plate (9)；When upper die holder (2) pushes, round punch (7) is public in mark (12) and the position of cutting formed punch (13) is corresponding with punching position (43), mark position (44), cutting position (45)；Material returned inclined wedge (15) Lower end contain an inclined-plane so that material returned inclined wedge (15) bottom front position be higher than rear end, the rear end of material returned inclined wedge (15) bottom Position correspond to expeller (19) on quadrangle port lean on tray (26) end edge；Upper forming public (11) is perpendicularly fixed at The bottom surface of die holder (2), the upper position for shaping public (11) with it is corresponding at morpheme (46) on lower cavity die (38).

2. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that the upper surface of upper die holder (2) is equipped with Die shank (1)；The bottom surface of lower die holder (37) is equipped with feet (36).

3. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that upper die holder (2) is equipped with several A plug screw (3), is corresponding with several tooth holes, from top to bottom precession upper die holder (2), and discharging spring (6) are pushed down in plug screw (3) bottom surface, The other end of discharging spring (6) is pressed on stripper (10).

4. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that material returned inclined wedge (15), round punch (7), public (12) and cutting formed punch (13) are equipped with hanging platform in mark, material returned inclined wedge (15), round punch (7), public affairs (12) in mark Edge is hung on upper mounted plate (9), upper fixation with entering in upper mounted plate (9) by hanging platform from top to bottom with cutting formed punch (13) The upper padding plate (5) with upper mounted plate (9) homalographic is equipped between plate (9) and upper die holder (2).

5. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that punching position (43) are in lower cavity die (38) corresponding position is provided with mounting hole, for installing circular hole mold insert (32)；Mark position (44) is in the corresponding position of lower cavity die (38) It sets and is provided with mounting groove, for installing character code block (31)；It cuts off position (45) and is provided with mounting groove in the corresponding position of lower cavity die (38), use To install cutting mold insert (30)；

The height of material returned inclined wedge (15) bottom lowest positions is lower than cutting formed punch (13) when upper die holder (2) is placed by operating position With the minimum point height of round punch (7), the bottom level for cutting off formed punch (13) and round punch (7) is public (12) and upper lower than in mark Shape the minimum point height of public (11)；

Public (11) bottom of upper forming is divided into arc forming portion (47) and hole location forming section (48), and arc forming portion (47) are prominent downwards Sagittal semi-cylindrical out, the thickness of cylinder are greater than the width of pipe clamp；Hole location forming section (48) is that upper forming public (11) exists The horizontal continuation of arc forming portion (47) extreme higher position；

The minimum point height of public (12) is higher than arc forming portion (47) lowest point in mark, and flushes in hole location forming section (48) height.

6. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that the left side of lower cavity die (38) U-lag Edge is equipped with post-positioning block (17), and post-positioning block (17) is provided with the notch wide with pipe clamp, post-positioning block by U-lag position (17) kidney slot is provided on, and equipped with the first screw (18), the positioning pin (16) to match with kidney slot, positioning pin (16) is fixed In lower cavity die (38)；

The left and right ends by rear side of expeller (19) are equipped with boss, and two side position of front of slide (21) hangs down equipped with block (20) Straight edge is with being fixed on lower die holder (37), and for expeller forward at the end of push piece, block (20) just blocks the boss of expeller (19), So that expeller (19) position rests below material returned inclined wedge (15)；

Punching position (43), cuts off position (45) and is equipped with several at the linear front and back both sides of morpheme (46) at mark position (44) Expect positioning pin (40), for the discharge position of walking of positioning strip, the distance between the billot positioning pin (40) on both sides is equal to billot Width, billot positioning pin (40) make billot without departing from punching position (43), mark position (44), cut off position (45) and at morpheme (46)；

The mold is equipped with inner guiding post (8), there is hanging platform thereon, and edge is hung with entering in upper mounted plate (9) by hanging platform from top to bottom On upper mounted plate (9)；Position corresponding with inner guiding post is provided with the hole to match on lower cavity die (38)；

For upper die holder (2) by being perpendicularly fixed at the flexible connection of the outer guiding post (39) of lower die holder (37), upper die holder (2) can be along leading outside Column (39) is up and down.

7. Metal pipe strap according to claim 6 quickly goes out part mold, which is characterized in that the outer guiding post (39) is by wearing The through-hole being provided on upper die holder (2) is crossed connect with upper die holder (2), in the through-hole below edge equipped with matching with outer guiding post (39) Outer bush (4), outer bush are fixed on upper die holder (2).

8. Metal pipe strap according to claim 6 quickly goes out part mold, which is characterized in that the outer guiding post (39) and interior Guide post (8) respectively has two.

9. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that Hookean spring (24) string has first Screw rod (27), being provided at tray (26) connecting spring position matches with the first screw rod (27) and diameter is less than Hookean spring (24) through-hole of diameter, one end of the first screw rod (27) pass through Hookean spring (24) axle center and are connected with expeller (19), the other end The through-hole opened on tray (26) stretches out tray (26) outside；The axle center of liftout spring (33) is equipped with the second screw rod (35), the Two screw rods (35) one end passes through liftout spring (33) axle center and is connected with interior floating block (29), the spring counterbore on collet block (34) (25) bottom be provided with one match with the second screw rod (35) diameter and diameter be less than liftout spring (33) diameter through-hole, use Intert the other end of the second screw rod (35), extension is furnished with the second fixture nut (50).

10. Metal pipe strap according to claim 1 quickly goes out part mold, which is characterized in that material returned inclined wedge (15) is in upper mold The fixed mode in seat (2) bottom surface are as follows: have screw hole on material returned inclined wedge (15), material returned inclined wedge (15) edge, which is matched, enters the small solid of its collocation Determine in block (14), then fastens material returned inclined wedge (15) and small fixed block (14) under being locked with screw by upper die holder.