CN207929863U - Brake back plate is two-way to grab thorn fine blanking die - Google Patents

Abstract

Thorn fine blanking die is grabbed the utility model is related to a kind of brake back plate is two-way, solves that existing brake back plate is two-way to grab the low defect of thorn mold production efficiency, including：Upper die holder, upper die holder lower section are provided with upper padding plate, fine head are equipped with below upper padding plate；Lower die holder, lower die holder lower section are equipped with die-cushion plate, de- material press rods are fixed on lower die holder；Floating block is fixed at the top of the de- material press rods, the floating block is located at immediately below fine head；Thorn device is grabbed, is divided into two groups, two side positions being respectively above lower die holder, and opposite lower die holder forms opposite two and grabs thorn direction.The utility model is arranged floating block and de- material press rods and coordinates with fine head, it needs accurately to proofread aperture and process before not needing use, improve production efficiency, it grabs thorn device and is divided into two groups, and it is divided to and is in two positions, to grab the direction of thorn also be two and direction on the contrary, grabbing thorn efficiency to improve, and also ensures to grab thorn quality.

Description

Brake back plate is two-way to grab thorn fine blanking die

Technical field

The utility model is related to dieparts manufacturing fields, and in particular to brake back plate is two-way to grab thorn fine blanking die.

Background technology

For mold when being punched plate product, the precision of some product device to hole, process are more demanding（There is cooperation to require to use In installation axle etc.）.Existing patent publication No. is CN202316751U's《A kind of fine blanking mould for thick plate》Patent document discloses A kind of fine blanking mould for thick plate, the precision of device to hole, process are more demanding, need accurately to proofread aperture and work before use Skill size causes production efficiency low.

Utility model content

（One）Technical problems to be solved

The purpose of this utility model is to provide that a kind of brake back plate is two-way to grab thorn fine blanking die, solves the existing braking back of the body Plate is two-way to grab the low defect of thorn mold production efficiency.

（Two）Technical solution

In order to solve the above-mentioned technical problem, the utility model provides that a kind of brake back plate is two-way to grab thorn fine blanking die, packet It includes：Upper die holder, upper die holder lower section are provided with upper padding plate, fine head are equipped with below upper padding plate；Lower die holder, the installation of lower die holder lower section There is die-cushion plate, de- material press rods are fixed on lower die holder；Floating block is fixed at the top of the de- material press rods, the floating block is located at essence Immediately below punch；Thorn device is grabbed, is divided into two groups, two side positions being respectively above lower die holder, and opposite lower die holder forms phase Anti- two grab thorn direction.The utility model is arranged floating block and de- material press rods and coordinates with fine head, is needed before not needing use Accurate check and correction aperture and process, improve production efficiency, grab thorn device and be divided into two groups, and are divided to and are in two positions, grab thorn Direction be also two and direction on the contrary, grabbing thorn efficiency to improve, also ensure to grab thorn quality.

Preferably, the two-way thorn mold of grabbing of the brake back plate further includes that de- backboard and upper de- plate, the de- backboard are mounted on Below upper padding plate, the upper de- plate is mounted on the lower surface of de- backboard；It is additionally provided with Gu Gongban between the de- backboard and upper padding plate.

Preferably, the two-way thorn mold of grabbing of the brake back plate further includes first pressure bar, and the first pressure bar passes through upper Die holder connects de- backboard with upper padding plate.

Preferably, the rear end of the upper padding plate upper edge material strip traffic direction is also equipped with blanking die, the blanking die Across de- backboard and upper de- plate and accessible material strip.

Preferably, the two-way thorn mold of grabbing of the brake back plate further includes lower template, and the lower template is mounted on die-cushion plate Surface；It is additionally provided with products export in the lower template.

Preferably, the thorn device of grabbing is fixed in lower template, and the thorn device of grabbing includes cutter tooth fixed block, the cutter tooth Fixed block is equipped with gear broach；Cutter tooth fixed block one end is connected with piston push rod, and described piston push rod one end is fixed on pressure In power room, hydraulic pressure increases driving piston push rod movement in the balancing gate pit.

Preferably, coupled logical oiling connector is additionally provided with outside the balancing gate pit, the oiling connector is equipped with oiling Mouthful.

Preferably, the one end of the gear broach far from piston push rod is further fixed on resetting spring, and the resetting spring is used for Gear broach is driven to reply initial position.

Preferably, the upper padding plate is located on the downside of the front end of material strip traffic direction is further fixed on positioning red needle and salient point punching Needle, also fix on the lower die holder respectively at positioning red needle and salient point red needle in vertical direction corresponding second pressure bar and Salient point is molded cover die, and second pressure bar top is equipped with positioning punch-pin；The second pressure bar be located at positioning red needle just under Side；The salient point molding cover die is located at the underface of salient point red needle, is inserted into convenient for salient point red needle.

Preferably, lower bevel edge punch-pin, institute are additionally provided with along the die-cushion plate of the positioning red needle rear end of material strip traffic direction Lower bevel edge punch-pin is stated to be located between positioning red needle and salient point red needle.The mold of the utility model is equipped with fixed point red needle, oblique successively Side punch-pin, salient point red needle, fine head and thorn device is grabbed, under the action of the 4th power of fine hydraulic press, is continuously finished product institute The various processes (punching, salient point, shape fine, grabs thorn at bevel edge) needed have production efficiency high, and stable quality is reliable.Grabbing thorn can For the various products of thickness 4.0mm or more, and density height is pierced, marshalling is uniform, and thorn adhesion-tight not readily disengages from equal spies Point.

（Three）Advantageous effect

A kind of Fast Installation structure provided by the utility model, has the following advantages：

1, the utility model setting floating block and de- material press rods and fine head coordinate, and need accurately to proofread before not needing use Aperture and process, improve production efficiency.

2, the mold of the utility model is equipped with fixed point red needle, lower bevel edge punch-pin, salient point red needle, fine head and grabs thorn dress successively It sets, is continuously finished the various processes (punching, salient point, shape fine, grabs thorn at bevel edge) needed for product, there is production efficiency height, matter It measures reliable and stable.

3, the two-way setting of thorn device is grabbed, the various products that thorn can be used for thickness 4.0mm or more are grabbed, and pierces density height, arrangement The features such as straight uniform, thorn adhesion-tight not readily disengages from.

Description of the drawings

Fig. 1 is the two-way cross-sectional view for grabbing thorn mold of the brake back plate of the embodiments of the present invention 1；

Fig. 2 is that plan structure signal is opened at the two-way middle part for grabbing thorn mold of the brake back plate of the embodiments of the present invention 1 Figure.

1, upper die holder；2, upper padding plate；3, fine head；4, lower die holder；5, die-cushion plate；6, de- material press rods；7, floating block；8, it takes off Backboard；9, upper de- plate；10, Gu Gongban；

11, red needle is positioned；12, salient point red needle；13, second pressure bar；14, salient point is molded cover die；15, punch-pin is positioned；16、 Blanking die；17, lower bevel edge punch-pin；18, lower template；19, products export；20, first pressure bar；21, thorn device is grabbed；22, knife Tooth fixed block；23, gear broach；24, piston push rod；25, balancing gate pit；26, oiling connector；27, pouring orifice；28, resetting spring； 29, sealing ring.

Specific implementation mode

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Example is not intended to limit the scope of the present invention for illustrating the utility model.

Embodiment 1：As shown in Figure 1 and Figure 2, the utility model provides that a kind of brake back plate is two-way to grab thorn fine blanking die, packet It includes：Upper die holder 1；Upper padding plate 2 is fixed below upper die holder；Fine head 3 is mounted below upper padding plate；Lower die holder 4；Die-cushion plate 5, Above lower die holder；De- material press rods 6, are fixed on lower die holder；It is fixed with floating block 7, institute at the top of the de- material press rods Floating block is stated to be located at immediately below fine head.The two-way thorn mold of grabbing of the brake back plate further includes taking off backboard 8 and upper de- plate 9, described de- Backboard is mounted below upper padding plate, and the upper de- plate is mounted on the lower surface of de- backboard；Between the de- backboard and upper padding plate also Equipped with solid public plate 10.

The upper padding plate is located on the downside of the front end of material strip traffic direction is further fixed on positioning red needle 11 and salient point red needle 12, It is also fixed respectively at positioning red needle and salient point red needle corresponding 13 He of second pressure bar in vertical direction on the lower die holder Salient point is molded cover die 14, and second pressure bar top is equipped with positioning punch-pin 15；The second pressure bar is located at positioning red needle Underface；The salient point molding cover die is located at the underface of salient point red needle, is inserted into convenient for salient point red needle.The upper padding plate upper edge material Rear end with traffic direction is also equipped with blanking die 16, and the blanking die passes through de- backboard and upper de- plate and accessible material Band.Lower bevel edge punch-pin 17 is additionally provided with along the die-cushion plate of the positioning red needle rear end of material strip traffic direction, the lower bevel edge is convex Mould is located between positioning red needle and salient point red needle.

The two-way thorn mold of grabbing of the brake back plate further includes lower template 18, and the lower template is mounted on die-cushion plate upper surface； Products export 19 is additionally provided in the lower template.The two-way thorn mold of grabbing of the brake back plate further includes first pressure bar 20, described First pressure bar connects de- backboard with upper padding plate across upper die holder.

It is further fixed on a pair in the lower template and grabs thorn device 21, the two is arranged in opposite directions side by side.The thorn device of grabbing includes Cutter tooth fixed block 22, the cutter tooth fixed block are equipped with gear broach 23；Cutter tooth fixed block one end is connected with piston push rod 24, Described piston push rod one end is fixed in balancing gate pit 25, and hydraulic pressure increases driving piston push rod movement in the balancing gate pit.The pressure Power outdoor is additionally provided with coupled logical oiling connector 26, and the oiling connector is equipped with pouring orifice 27.The gear broach is separate One end of piston push rod is further fixed on resetting spring 28, and the resetting spring is for driving gear broach to reply initial position.It is described Balancing gate pit and the junction of piston push rod are additionally provided with sealing ring 29.Oiling hydraulic oil in balancing gate pit in the present embodiment.

When the present embodiment is implemented, main blanking pressure, which rises, drives lower die uplink, and when touching upper de- plate, (pressure-pad-force is through overvoltage Power bar is transmitted to de- plate) clamp product material strip, lower die, which drives, to be taken off plate and continues uplink, and convex stamping wears material strip, in lower die Bevel edge punch-pin completes bevel edge forming under the action of pressure-pad-force while row.The first step is completed, main blanking pressure declines under drive Mould downlink molds, and de- material press rods are passed to by counter-pressure bar in downlink, releases punched scrap to lower die face and blows out.

Feed mechanism to product material strip takes a step forward, and mold continues to complete the first step action and completes punching press salient point, mold De- material press rods are passed to by counter-pressure bar in downlink, salient point is released to lower die face, completes the second step.

Feed mechanism to product material strip readvances a step, and it is complete by fine head and floating block that mold continues to complete the first step action At shape fine, mold is in downlink, the timely ejecting mechanism of upper and lower mold device, releases product and simultaneously suppresses in product material strip, Complete the third step.

Feed mechanism to product material strip readvances two steps, and main blanking pressure, which rises, drives lower die uplink, when touching upper de- plate When (pressure-pad-force is transmitted to de- plate by press rods) clamp product material strip, while grabbing the cutter tooth press-in material band of thorn device, cutter tooth The 4th power switch is opened while press-in material band.

Cutter tooth fixed block is driven to move ahead by piston push rod, thorn action is grabbed in completion, and lower die downlink opens pressure-relief valve when molding, Cutter tooth fixed block is resetted through spring force, is forward grabbed thorn the fourth step and is completed.

Feed mechanism to product material strip readvances a step, inversely grabs thorn and is completed in the 5th process.

Feed mechanism to product material strip readvances two steps, and product is got from material strip, is sent into Turnround basket through transmission belt, whole A product completes.

The various embodiments described above are merely to illustrate the utility model, wherein the structure of each component, connection type etc. are all can be with It is varied from, every equivalents carried out on the basis of technical solutions of the utility model and improvement should not exclude Except the scope of protection of the utility model.

Claims (10)

1. a kind of brake back plate is two-way to grab thorn fine blanking die；It is characterised in that it includes：

Upper die holder, upper die holder lower section are provided with upper padding plate, fine head are equipped with below upper padding plate；

Lower die holder, lower die holder lower section are equipped with die-cushion plate, de- material press rods are fixed on lower die holder；

Floating block is fixed at the top of the de- material press rods, the floating block is located at immediately below fine head；

Thorn device is grabbed, is divided into two groups, two side positions being respectively above lower die holder, and opposite lower die holder forms opposite two Grab thorn direction.

2. brake back plate as described in claim 1 is two-way to grab thorn fine blanking die, which is characterized in that further include de- backboard and upper de- Plate, the de- backboard are mounted below upper padding plate, and the upper de- plate is mounted on the lower surface of de- backboard；The de- backboard and upper pad Gu Gongban is additionally provided between plate.

3. brake back plate as claimed in claim 2 is two-way to grab thorn fine blanking die, which is characterized in that further include first pressure bar, The first pressure bar connects de- backboard with upper padding plate across upper die holder.

4. brake back plate as claimed in claim 2 is two-way to grab thorn fine blanking die, which is characterized in that the upper padding plate upper edge material strip The rear end of traffic direction is also equipped with blanking die, and the blanking die passes through de- backboard and upper de- plate and accessible material strip.

5. brake back plate as claimed in claim 1 or 2 or 3 or 4 is two-way to grab thorn fine blanking die, which is characterized in that under further including Template, the lower template are mounted on die-cushion plate upper surface；It is additionally provided with products export in the lower template.

6. brake back plate as claimed in claim 5 is two-way to grab thorn fine blanking die, which is characterized in that the thorn device of grabbing is fixed on In lower template, the thorn device of grabbing includes cutter tooth fixed block, and the cutter tooth fixed block is equipped with gear broach；The cutter tooth fixed block One end is connected with piston push rod, and described piston push rod one end is fixed in balancing gate pit, and hydraulic pressure increases driving and lives in the balancing gate pit Fill in pushrod movement.

7. brake back plate as claimed in claim 6 is two-way to grab thorn fine blanking die, which is characterized in that also set outside the balancing gate pit There are coupled logical oiling connector, the oiling connector to be equipped with pouring orifice.

8. brake back plate as claimed in claim 6 is two-way to grab thorn fine blanking die, which is characterized in that the gear broach is far from piston One end of push rod is further fixed on resetting spring, and the resetting spring is for driving gear broach to reply initial position.

9. brake back plate as claimed in claim 1 or 2 or 3 or 4 is two-way to grab thorn fine blanking die, which is characterized in that the upper pad Plate is located on the downside of the front end of material strip traffic direction is further fixed on positioning red needle and salient point red needle, also fixed point on the lower die holder In positioning red needle and salient point red needle, corresponding second pressure bar and salient point are not molded cover die, second pressure in vertical direction Power bar top is equipped with positioning punch-pin；The second pressure bar is located at the underface of positioning red needle；The salient point molding cover die is located at The underface of salient point red needle is inserted into convenient for salient point red needle.

10. brake back plate as claimed in claim 1 or 2 or 3 or 4 is two-way to grab thorn fine blanking die, which is characterized in that transported along material strip Lower bevel edge punch-pin is additionally provided on the die-cushion plate of the positioning red needle rear end of line direction, the lower bevel edge punch-pin is located at positioning red needle Between salient point red needle.