CN213104021U - Novel blanking die - Google Patents

Abstract

The utility model discloses a novel blanking die, which comprises a male splint, an upper padding plate, a demoulding plate, a lower template and a lower padding plate which are arranged from top to bottom in sequence, and also comprises a material guide plate, a forward pushing assembly, a fixed seat, a first left and right slide block, a female die insert, a first reset spring, a first knock-off rod, a second left and right slide block, a side punch, a second knock-off rod and a second reset spring; the material guide plate is arranged on the lower template, and a material channel for the workpieces to move along the left and right directions one by one is formed in the material guide plate; the forward pushing assembly is movably butted with the material guide plate and is used for pushing the workpiece in the material channel forward; the fixed seat is arranged on the lower template, is positioned at the front side of the material guide plate and is used for bearing a workpiece pushed out from the material channel by the forward pushing assembly. The utility model discloses utensil simple structure can send independent work piece to the interior operation position of mould one by one.

Description

Novel blanking die

Technical Field

The utility model belongs to the technical field of the mould technique and specifically relates to a novel blanking mould.

Background

In modern manufacturing industry, dies such as stamping dies, forging dies, die casting dies, etc. are one of the important tools for industrial production of various parts. The existing blanking die feeding mode is that in the process that a strip material directionally passes through the die, the die processes a desired part from the strip material and then performs blanking operation to obtain a single workpiece; if a single workpiece which has finished blanking still needs to be further processed, an external robot is adopted in the prior art to take one workpiece each time and place the workpiece into a processing station of a die during die opening, and the feeding mode has various defects, such as: low integration level, large space occupation, low working efficiency and the like.

Thus, the prior art is subject to improvement and advancement.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a problem to among the above-mentioned prior art, provide a novel blanking mould, the purpose sets up in the mould and can load batch work piece and make the material way that the work piece can the directional movement to can dial into processing station department one by one with the work piece in the material way automatically.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

a novel blanking die comprises a male clamping plate, an upper padding plate, a stripping plate, a lower template and a lower padding plate which are sequentially arranged from top to bottom, and is characterized by also comprising a material guide plate, a forward pushing assembly, a fixing seat, a first left sliding block, a second left sliding block, a first right sliding block, a female die insert, a first reset spring, a first knock-off rod, a second left sliding block, a side punch, a second knock-off rod and a second reset spring; the material guide plate is arranged on the lower template, and a material channel for the workpieces to move along the left and right directions one by one is formed in the material guide plate; the forward pushing assembly is movably butted with the material guide plate and is used for pushing the workpiece in the material channel forward; the fixed seat is arranged on the lower template, is positioned at the front side of the material guide plate and is used for bearing a workpiece pushed out from the material channel by the forward pushing assembly; the two first left and right sliding blocks can be arranged on the fixed base in a left and right sliding mode; the opposite side walls of the first left and right sliding blocks are respectively detachably connected with female die inserts matched with the left and right side walls of the workpiece, and female die cutting edges are arranged on the female die inserts; each first left and right sliding block is also provided with one first return spring, and each first return spring drives the corresponding first left and right sliding block to move towards the direction far away from the workpiece; two first striking rods are arranged on the stripper plate; the two first striking rods correspond to the two first left and right sliding blocks one by one and respectively drive the corresponding first left and right sliding blocks to move towards the direction close to the workpiece; the two second left and right sliding blocks can be arranged on the stripper plate in a left and right sliding manner, and side punches are respectively arranged on the side walls, far away from each other, of the lower parts of the two second left and right sliding blocks; the two side punches correspond to the two cutting edges of the female die one by one; the second striking rod is arranged on the upper backing plate and used for driving the two side punches to punch into corresponding female die cutting edges; each second left and right sliding block is provided with one second return spring; and each second reset spring drives the corresponding second left and right sliding blocks to withdraw from the corresponding cutting edge of the female die.

As a further elaboration of the above technical solution:

in the technical scheme, the forward pushing assembly comprises a forward sliding block, a backward sliding block, a third striking rod, a stud and a third return spring; the front and rear sliding blocks can be arranged on the lower template in a sliding manner along the front and rear directions; the rear upper part of the front and rear sliding blocks is provided with a first wedge surface; the third hitting rod is installed on the stripper plate, and a second wedge surface matched with the first wedge surface is arranged at the lower part of the third hitting rod; the stud can be penetrated on the lower template in a sliding way along the front-back direction, one end of the stud is fixed with the front-back sliding block in a threaded way, and the other end of the stud penetrates through the lower template and is sleeved with a baffle; and the third return spring is sleeved on the stud, and two ends of the third return spring are respectively abutted against the blocking piece and the lower template.

In the technical scheme, arc-shaped grooves are formed in the upper parts of the opposite side walls of the two female die inserts, and the cutting edges of the female dies are punched holes horizontally formed in the arc-shaped grooves; and blanking holes communicated with the blanking holes are formed in the first left and right sliding blocks.

In the technical scheme, sliding grooves arranged along the front-back direction are formed in the side walls, facing the corresponding first left and right sliding blocks, of the female die insert; and the first left and right sliding blocks are provided with sliding blocks matched with the sliding grooves of the corresponding female die inserts.

In the technical scheme, a third wedge surface is formed at the upper part of one end, away from the workpiece, of each first left and right slide block; and a fourth wedge surface matched with the third wedge surface of the corresponding first left and right sliding blocks is formed at the lower part of each first striking rod.

In the technical scheme, two reset plates are arranged in the middle of the stripper plate; the two second left and right sliding blocks are slidably arranged between the two reset plates; one end of each second reset spring is abutted against the corresponding second left and right sliding blocks, and the other end of each second reset spring is abutted against the adjacent reset plate.

In the technical scheme, fifth wedge surfaces are formed on the upper parts of the ends, close to each other, of the two second left and right sliding blocks; the lower end of the second striking rod is V-shaped and comprises two sixth wedge surfaces; the two sixth wedge surfaces correspond to the two fifth wedge surfaces one to one.

The beneficial effects of the utility model reside in that set up the stock guide on the lower bolster to the shaping play supplies the work piece to follow the gliding material way of left right direction one by one on the stock guide, again because the lower bolster is immovable, therefore the external equipment can load the work piece in the material way conveniently, promote the work piece horizontal slip of loading in the front by the work piece of loading in the back, when the work piece of loading in the front slides to the assigned position, preceding subassembly that pushes away promotes this work piece forward to the stationary seat on, carries out subsequent processing operation, makes the utility model has the advantages of simple structure, compactness, material loading convenience.

Drawings

Fig. 1 is a schematic structural view in the front-rear direction of the present invention;

fig. 2 is a schematic structural view in the left-right direction of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

The reference numbers in the figures are respectively: 1. a male splint; 2. an upper base plate; 3. removing the back plate; 4. a material removing plate; 5. a lower template; 6. a lower base plate; 7. a material guide plate; 8. a material channel; 9. a push-forward component; 10. a fixed seat; 11. a first left and right slider; 12. a concave die insert; 13. cutting edges of the female die; 14. a first return spring; 15. a first striking rod; 16. a second left and right slide block; 17. a side punch; 18. a second return spring; 19. a front slider and a rear slider; 20. a first cammed surface; 21. a third striking rod; 22. a second cammed surface; 23. a stud; 24. a baffle plate; 25. a third return spring; 26. a wear resistant sheet; 27. an arc-shaped groove; 28. a blanking hole; 29. a chute; 30. a slider; 31. a third wedge surface; 32. a fourth cammed surface; 35. a reset plate; 36. a fifth wedge surface; 37. a sixth wedge surface; 38. a push block; 39. and a second striking rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Fig. 1-3 illustrate a specific embodiment of a pole piece winding device of a winding machine according to the present invention, referring to fig. 1-3, a novel blanking die comprises a male splint 1, an upper padding plate 2, a backing plate 3, a stripper plate 4, a lower template 5 and a lower padding plate 6, which are sequentially arranged from top to bottom, wherein the male splint 1 is connected with the upper padding plate 2 by bolts, the backing plate 3 is slidably mounted under the upper padding plate 2 up and down through a sleeve with equal height, and a nitrogen spring is abutted between the backing plate 3 and the upper padding plate 2; the lower template 5 is fixed with the lower backing plate 6 in a threaded manner.

The utility model discloses still including stock guide 7, preceding subassembly 9, fixed seat 10, about first slider 11, die mold insert 12, first reset spring 14, first beating pole 15, second about slider 16, side drift 17, second beating pole 39 and second reset spring 19 of pushing away. The material guide plate 7 is arranged on the lower template 5, and a material channel 8 for the workpieces to move along the left and right direction one by one is formed in the material guide plate; the forward pushing assembly 9 is movably butted with the material guide plate 7 and is used for pushing the workpiece in the material channel 8 forward. The fixed seat 10 is arranged on the lower template 5, is positioned at the front side of the material guide plate 7, and is used for bearing a workpiece pushed out from the material channel 8 by the forward pushing assembly 9. The two first left and right sliders 11 are slidably mounted on the fixed base 10 in the left-right direction; the opposite side walls of the two first left and right sliding blocks 11 are respectively detachably connected with female die inserts 12 matched with the left and right side walls of a workpiece, so that different female die inserts 12 can be replaced according to different workpieces at low cost, and female die cutting edges 13 are arranged on the female die inserts 12; each first left and right slide block 11 is further provided with one first return spring 14, and each first return spring 14 drives the corresponding first left and right slide block 11 to move towards the direction far away from the workpiece; two first beating rods 15 are arranged on the stripper plate 4; the two first beating rods 15 correspond to the two first left and right sliding blocks 11 one by one, and respectively drive the corresponding first left and right sliding blocks 11 to move towards the direction close to the workpiece; the two second left and right sliders 16 are mounted on the stripper plate 4 in a manner of sliding in the left-right direction, and side punches 17 are respectively mounted on the side walls, which are far away from each other, of the lower parts of the two second left and right sliders 16; the two side punches 17 correspond to the two die cutting edges 13 one by one; the second striking rod 39 is arranged on the upper backing plate and used for driving the two side punches 17 to punch into the corresponding die cutting edges 13. Each second left and right slide block 16 is provided with one second return spring 18; each second return spring 18 drives the corresponding second left and right sliders 16 to withdraw from the corresponding die cutting edge 13.

The utility model discloses a theory of operation does: firstly, filling workpieces into the material channel 8 by external equipment, and pushing the workpieces filled in front to slide rightwards by the workpieces filled in the rear; secondly, an external punch drives the male clamping plate 1, the upper padding plate 2, the stripping plate 3 and the stripping plate 4 to synchronously descend, in the process, the forward pushing assembly 9 pushes a workpiece in the material channel 8 forward to the fixing seat 10, the two first beating rods 15 drive the two first left and right sliding blocks 11 to gather together, so that the two female die inserts 12 are butted from the left side and the right side to complete clamping and fixing of the workpiece, and the first return spring 14 is compressed; thirdly, the stripper plate 3 and the stripper plate 4 abut against the lower die plate 5 to stop descending, an external punch press continues to drive the male splint 1 and the upper backing plate 2 to descend, so that the nitrogen spring is compressed, the second striking rod 39 drives the two second left and right sliders 16 which enter the workpiece from top to bottom to expand outwards, and the two side punches 17 punch into the corresponding die cutting edges 13 to complete blanking operation; fourthly, the external punch drives the male clamping plate 1 and the upper backing plate 2 to move upwards, the nitrogen spring is restored to tightly push the stripper plate 3 and the stripper plate 4 against the lower template 5, and after the second striking rod 39 is separated from the second left and right sliding blocks 16, the two second reset springs 18 drive the two side punches 17 to withdraw from the corresponding die cutting edges 13; and fifthly, the external punch drives the male clamping plate 1, the upper padding plate 2, the stripper plate 3 and the stripper plate 4 to synchronously move upwards, the first return spring 14 drives the first left and right sliding blocks to return to release the workpiece, and the forward pushing assembly 9 returns. Here, it should be further noted that: the utility model discloses regard as the flow of a work piece of processing with above-mentioned five steps, the work piece that has processed in the last flow by in the next flow the preceding subassembly 9 that pushes away promotes extremely treat that the part of processing on the fixed seat 10 is ejecting forward, accomplishes the unloading operation.

Specifically, the forward pushing assembly 9 includes a forward and backward sliding block 19, a third striking rod 21, a stud 23 and a third return spring 25. The front and rear sliding blocks 19 are slidably mounted on the lower template 5 along the front and rear directions, a pushing block 38 is mounted on the front side of the front sliding block, and the pushing block 38 is movably embedded on the material guide plate 4 and is matched with the material guide plate 4 to form a complete material channel 8. The rear upper part of the front and rear sliding blocks 19 is provided with a first wedge surface 20; the third hitting rod 21 is installed on the stripper plate 4, and a second wedge surface 22 matched with the first wedge surface 20 is arranged at the lower part of the third hitting rod 21; the stud 23 can be slidably arranged on the lower template 5 in a penetrating way along the front-back direction, one end of the stud is fixed with the front-back sliding block 19 in a threaded way, and the other end of the stud penetrates through the lower template 5 and is sleeved with a baffle piece 24; the third return spring 25 is sleeved on the stud 23, and two ends of the third return spring respectively abut against the baffle plate 24 and the lower template 5. In addition, the lower template 5 is also provided with a wear-resistant piece 26 which is in sliding fit with the bottom of the front and rear sliding blocks 19. The working principle of the forward pushing assembly 9 is as follows: first, the third striking rod 21 and the front and rear sliders 19 form a first set of cam transmission mechanisms through the cooperation of the first cam surfaces 20 and the second cam surfaces 20, so that the third striking rod 21 descends to drive the front and rear sliders 19 to move forward during mold closing, and the third return spring 25 pushes the front and rear sliders 19 to move backward to complete a return action after the third striking rod 21 and the front and rear sliders 19 are separated during mold opening.

Further, arc-shaped grooves 27 are formed in the upper portions of the opposite side walls of the two die inserts 12, and the die cutting edge 13 is a blanking hole horizontally formed in the arc-shaped grooves 27; the shaping has along the vertical direction setting on the slider 11 about first, with blanking hole 28 of blanking hole intercommunication, during the specific use, blanking hole still down runs through from last in order fixed base 10 lower backing plate 6 and die holder realize the utility model discloses a chip removal function.

Preferably, the side walls of the die inserts 12 facing the corresponding first left and right slide blocks 11 are formed with sliding grooves 29 arranged along the front-rear direction; the first left and right sliding blocks 11 are provided with sliding blocks 30 matched with the corresponding sliding grooves 29 of the female die insert 12, when the female die insert 12 is installed, the female die insert 12 slides into the first left and right sliding blocks 11 from back to front and then is locked by screws, and the female die insert has the advantages of being fast in positioning and convenient to install.

Preferably, a third wedge surface 31 is formed on the upper part of one end of each first left and right slide block 11 away from the workpiece; the lower part of each first knock rod 15 is formed with a fourth wedge surface 32 which is matched with the third wedge surface 31 of the corresponding first left-right slide block 11. Through the cooperation of the third wedge surface 31 and the fourth wedge surface 32, the first left and right slide blocks 11 and the corresponding first hitting rod 15 form a second group of wedge transmission mechanisms, and when the mold is closed, the first hitting rod 15 moves downwards to drive the corresponding first left and right slide blocks 11 to move towards the direction close to the workpiece.

Further, two reset plates 35 are arranged in the middle of the stripper plate 4; the two second left and right sliders 16 are slidably mounted between the two reset plates 35; one end of each second return spring 18 abuts against the corresponding second left and right sliders 16, and the other end abuts against the adjacent return plate 35; a fifth wedge surface 36 is formed at the upper part of one end of each of the two second left and right sliders 16, which is close to each other; the lower end of the second striking rod 39 is in a V shape and comprises two sixth wedge surfaces 37; the two sixth wedge surfaces 37 correspond to the two fifth wedge surfaces 36 one by one. Through the cooperation of the fifth wedge surface 35 and the sixth wedge surface 37, the two second left and right sliders 16 and the second hitting rod 39 form a third group of wedge transmission mechanisms, and the second hitting rod 39 moves downwards during mold closing to drive the two second left and right sliders 16 to expand outwards.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims (7)

1. A novel blanking die comprises a male clamping plate, an upper padding plate, a stripping plate, a lower template and a lower padding plate which are sequentially arranged from top to bottom, and is characterized by also comprising a material guide plate, a forward pushing assembly, a fixing seat, a first left sliding block, a second left sliding block, a first right sliding block, a female die insert, a first reset spring, a first knock-off rod, a second left sliding block, a side punch, a second knock-off rod and a second reset spring; the material guide plate is arranged on the lower template, and a material channel for the workpieces to move along the left and right directions one by one is formed in the material guide plate; the forward pushing assembly is movably butted with the material guide plate and is used for pushing the workpiece in the material channel forward; the fixed seat is arranged on the lower template, is positioned at the front side of the material guide plate and is used for bearing a workpiece pushed out from the material channel by the forward pushing assembly; the two first left and right sliding blocks can be arranged on the fixed base in a left and right sliding mode; the opposite side walls of the first left and right sliding blocks are respectively detachably connected with female die inserts matched with the left and right side walls of the workpiece, and female die cutting edges are arranged on the female die inserts; each first left and right sliding block is also provided with one first return spring, and each first return spring drives the corresponding first left and right sliding block to move towards the direction far away from the workpiece; two first striking rods are arranged on the stripper plate; the two first striking rods correspond to the two first left and right sliding blocks one by one and respectively drive the corresponding first left and right sliding blocks to move towards the direction close to the workpiece; the two second left and right sliding blocks can be arranged on the stripper plate in a left and right sliding manner, and side punches are respectively arranged on the side walls, far away from each other, of the lower parts of the two second left and right sliding blocks; the two side punches correspond to the two cutting edges of the female die one by one; the second striking rod is arranged on the upper backing plate and used for driving the two side punches to punch into corresponding female die cutting edges; each second left and right sliding block is provided with one second return spring; and each second reset spring drives the corresponding second left and right sliding blocks to withdraw from the corresponding cutting edge of the female die.

2. The novel blanking die of claim 1, wherein the forward pushing assembly comprises a forward and backward sliding block, a third striking rod, a stud and a third return spring; the front and rear sliding blocks can be arranged on the lower template in a sliding manner along the front and rear directions; the rear upper part of the front and rear sliding blocks is provided with a first wedge surface; the third hitting rod is installed on the stripper plate, and a second wedge surface matched with the first wedge surface is arranged at the lower part of the third hitting rod; the stud can be penetrated on the lower template in a sliding way along the front-back direction, one end of the stud is fixed with the front-back sliding block in a threaded way, and the other end of the stud penetrates through the lower template and is sleeved with a baffle; and the third return spring is sleeved on the stud, and two ends of the third return spring are respectively abutted against the blocking piece and the lower template.

3. The novel blanking die of claim 2, wherein arc-shaped grooves are formed in the upper portions of the opposite side walls of the two die inserts, and the die cutting edge is a blanking hole horizontally formed in the arc-shaped grooves; and blanking holes communicated with the blanking holes are formed in the first left and right sliding blocks.

4. The novel blanking die of claim 3, wherein sliding grooves arranged in the front-rear direction are formed in the side walls of the female die insert facing the corresponding first left and right sliding blocks; and the first left and right sliding blocks are provided with sliding blocks matched with the sliding grooves of the corresponding female die inserts.

5. The novel blanking die of claim 4, wherein a third wedge surface is formed on an upper portion of one end, away from the workpiece, of each of the first left and right sliders; and a fourth wedge surface matched with the third wedge surface of the corresponding first left and right sliding blocks is formed at the lower part of each first striking rod.

6. The novel blanking die of claim 1, wherein two reset plates are arranged in the middle of the stripper plate; the two second left and right sliding blocks are slidably arranged between the two reset plates; one end of each second reset spring is abutted against the corresponding second left and right sliding blocks, and the other end of each second reset spring is abutted against the adjacent reset plate.

7. The novel blanking die of any one of claims 1 to 6, wherein a fifth wedge surface is formed on an upper portion of one end of each of the two second left and right sliders, which is close to each other; the lower end of the second striking rod is V-shaped and comprises two sixth wedge surfaces; the two sixth wedge surfaces correspond to the two fifth wedge surfaces one to one.

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