CN211564188U

CN211564188U - Stamping die with replaceable stamping die head

Info

Publication number: CN211564188U
Application number: CN201921772191.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Nanjing Yunpeng Mould Technology Co ltd
Current assignee: Nanjing Yunpeng Mould Technology Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-09-25
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a stamping die of removable stamping die head, including workstation, stamping structure, mould structure and fixed knot construct, the workstation comprises roof, support backplate and base, the roof is through supporting backplate fixed mounting in the top of base, just roof, support backplate and base combination form a concave type that emptys, the upper end surface of base is provided with the standing groove of placing the work piece, the length of standing groove is greater than the length of work piece, the width and the work piece phase-match of standing groove, stamping structure fixed mounting is on the lower extreme surface of roof. The utility model discloses fixed effect to the drift is better, and is convenient for install the dismantlement work to the drift, has improved the work efficiency when the drift is dismantled and is changed, and is better to the fixed effect of work piece simultaneously, has avoided the work piece to appear tiny removal and influence the problem of punching press quality when the punching press to a certain extent.

Description

Stamping die with replaceable stamping die head

Technical Field

The utility model relates to a mould field specifically is a stamping die of removable stamping die head.

Background

The die is a tool for making the blank into a product with a specific shape and size under the action of external force. The die is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and compression molding or injection molding forming processing of products such as engineering plastics, rubber, ceramics and the like, and in the processing process of some workpieces needing to be opened and grooved, the die needs to be matched with a plurality of stamping die heads for use, so that the workpieces can be opened and grooved conveniently.

However, the conventional press die has the following disadvantages:

1. the most directness of drift adopts threaded connection to install in the lower extreme surface of punching press terrace die, and fixed effect is relatively poor, and the punching press deviation easily appears when the too big appearance of internal thread atress warp, and is not convenient for install the dismantlement work to it, leads to when the drift needs to be changed, and work efficiency is lower.

2. The fixing effect on the workpiece is poor, so that the stamping quality has large deviation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die of removable stamping die head to solve the most direct threaded connection that adopts of traditional stamping die drift and install in the lower extreme surface of stamping punch, fixed effect is relatively poor, the punching press deviation easily appears when the too big appearance of internal thread atress warp, and be not convenient for install dismantlement work to it, lead to when needing to change the drift, work efficiency is lower, simultaneously relatively poor to the fixed effect of work piece, lead to the problem that the punching press quality has great deviation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stamping die of removable stamping die head, includes the workstation, stamping structure, mould structure and fixed knot construct, the workstation comprises roof, support backplate and base, the roof is through supporting backplate fixed mounting in the top of base, just roof, support backplate and base combination form a concave type that emptys, the upper end surface of base is provided with the standing groove of placing the work piece, the length of standing groove is greater than the length of work piece, the width and the work piece phase-match of standing groove, stamping structure fixed mounting are in the lower extreme surface of roof, mould structure fixed mounting is in stamping structure's below, fixed knot construct fixed mounting in the inside of standing groove, just fixed knot construct one end extends to the outside of base.

Preferably, stamping structure includes the pneumatic cylinder, mount pad and gag lever post, pneumatic cylinder fixed mounting is in the lower extreme surface of roof, the upper end surface intermediate position of mount pad and the flexible end department fixed connection of pneumatic cylinder, the inside of mount pad all is provided with the trompil near its four internal angle departments, the gag lever post is provided with four, four the top of gag lever post is close to its four internal angle departments fixed connection, four with the lower extreme surface of roof respectively the bottom of gag lever post runs through the upper end fixed surface of four inside trompils of mount pad and base respectively for can drive the mould structure through stamping structure and carry out stamping work to the work piece.

Preferably, the die structure includes punching press terrace die and drift, the punching press terrace die passes through four bolt fixed mounting in the lower terminal surface of mount pad, the lower terminal surface of punching press terrace die is provided with a plurality of mounting grooves, the inside of punching press terrace die transversely runs through and is provided with the slot, the position phase-match of the position of slot and a plurality of mounting grooves, the quantity of drift and the quantity phase-match of mounting groove, just the diameter of drift and the diameter phase-match of mounting groove are a plurality of the drift both sides all are provided with the through-hole that transversely runs through near its top department, and are a plurality of the drift runs through-hole fixed mounting in the inside of mounting groove through mounting structure for can carry out punching press work to the work piece.

Preferably, the mounting structure includes bolt spare, the length of bolt spare and the inside slot phase-match of punching press terrace die, just the diameter of bolt spare and the inside diameter phase-match of through-hole of the inside slot of punching press terrace die and drift both sides, the one end of bolt spare is provided with the screw thread, the bolt spare runs through the inside slot of punching press terrace die and the through-hole of drift both sides, and bolt spare sets up screwed one end and passes through nut and punching press terrace die fixed connection for can install fast and dismantle the drift through mounting structure.

Preferably, the fixed knot constructs including butt plate and pull rod, the butt plate passes through pull rod movable mounting in inside one side of standing groove, just the pull rod is kept away from the outside that extends to the base in the one end of butt plate, the butt plate passes through a plurality of springs and standing groove inner wall connection with the one side that the standing groove inner wall is close to mutually for can carry out fixed work to the work piece through fixed knot structure.

Preferably, the depth of the placing groove is smaller than the thickness of the workpiece, so that the stamping male die is prevented from contacting the base.

The utility model provides a stamping die of removable stamping die head possesses following beneficial effect:

(1) the utility model discloses a through being provided with punching press terrace die and mounting structure, including the bolt spare, make when the installation drift, insert a part of bolt spare to the inside slot of punching press terrace die earlier, then insert a plurality of drifts in proper order in the mounting groove, when inserting the drift in the mounting groove, remove the bolt spare, make the bolt spare fix it through the through-hole that runs through the drift both sides, when one end of bolt spare runs through a plurality of drifts and slot and extends to the outside of punching press terrace die, through the threaded connection of nut and bolt spare end department, fasten the bolt spare fixedly, thereby carry out effectual fixing to the drift, avoided the drift when carrying out punching press work, the condition that leads to the punching press deviation because of the screw thread deformation, and when carrying out dismantlement change work to the drift, only need lift the nut off through the instrument, can lift the drift off and change work, the work of dismantling and replacing the punch is greatly facilitated, and then the work efficiency of replacing the punch is improved.

(2) The utility model discloses a be provided with fixed knot and construct, including butt board and pull rod, make when carrying out stamping work to the work piece, stimulate the pull rod to the outside direction of base earlier, make it drive the butt board and move towards the inner wall in the standing groove, then place the work piece in the inside of standing groove, loosen the pull rod this moment, because the resilience of a plurality of springs, drive the butt board and remove, until the side butt with the work piece, can carry out effectual fixed spacing to the work piece, thereby make when the drift carries out punching press trompil during operation to the work piece, avoid the work piece to appear removing and influence the punching press quality, the problem of great deviation has been avoided appearing in the punching press quality to a certain extent.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the installation groove position of the present invention;

FIG. 4 is an enlarged schematic view of the A position of the present invention

Figure 5 is a schematic side view of the punch of the present invention

Fig. 6 is a schematic diagram of the slot position of the present invention.

In the figure: 1. a top plate; 2. a support back panel; 3. a base; 4. a workpiece; 5. a placement groove; 6. a hydraulic cylinder; 7. a mounting seat; 8. a limiting rod; 9. stamping a male die; 10. a punch; 11. a bolt; 12. mounting grooves; 13. a slot; 14. a through hole; 15. a latch member; 16. a nut; 17. a butt joint plate; 18. a pull rod; 19. a spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-6, the utility model provides a technical solution: the utility model provides a stamping die of removable stamping die head, includes the workstation, stamping structure, mould structure and fixed knot construct, the workstation comprises roof 1, support backplate 2 and base 3, roof 1 is through supporting backplate 2 fixed mounting in the top of base 3, just roof 1, support backplate 2 and the combination of base 3 form a concave type that emptys, the upper end surface of base 3 is provided with standing groove 5 of placing work piece 4, standing groove 5's length is greater than the length of work piece 4, standing groove 5's width and work piece 4 phase-match, stamping structure fixed mounting is in the lower extreme surface of roof 1, mould structure fixed mounting is in stamping structure's below, fixed knot construct fixed mounting in the inside of standing groove 5, just fixed knot constructs one end and extends to the outside of base 3.

The stamping structure comprises a hydraulic cylinder 6, a mounting seat 7 and limiting rods 8, wherein the hydraulic cylinder 6 is fixedly mounted on the lower end surface of the top plate 1, the middle position of the upper end surface of the mounting seat 7 is fixedly connected with the telescopic end of the hydraulic cylinder 6, openings are formed in the mounting seat 7 close to four inner corners of the mounting seat, four limiting rods 8 are arranged, the tops of the four limiting rods 8 are fixedly connected with the lower end surface of the top plate 1 close to the four inner corners of the top plate respectively, and the bottoms of the four limiting rods 8 penetrate through the four openings in the mounting seat 7 respectively and are fixedly connected with the upper end surface of the base 3, so that the hydraulic cylinder 6 can be started, the mounting seat 7 is driven to move downwards, a die structure mounted below the mounting seat 7 is driven to move downwards, and stamping work is carried out on a;

the die structure comprises a stamping male die 9 and a punch 10, wherein the stamping male die 9 is fixedly arranged on the lower end surface of the mounting seat 7 through four bolts 11, the lower end surface of the stamping male die 9 is provided with a plurality of mounting grooves 12, the inside of the stamping male die 9 is transversely provided with a slot 13 in a penetrating manner, the position of the slot 13 is matched with the positions of the mounting grooves 12, the number of the punches 10 is matched with the number of the mounting grooves 12, the diameter of each punch 10 is matched with that of the mounting groove 12, both sides of each punch 10 are provided with a transverse penetrating through hole 14 near the top end of each punch, and the punches 10 are fixedly arranged inside the mounting grooves 12 through the mounting structure penetrating through holes 14, so that the punches 10 can be matched with the stamping structure to perform punching and hole-drilling work on the workpiece 4;

the mounting structure comprises a bolt piece 15, the length of the bolt piece 15 is matched with a slot 13 in the stamping male die 9, the diameter of the bolt piece 15 is matched with the inner diameter of the slot 13 in the stamping male die 9 and the inner diameter of through holes 14 in two sides of the punch 10, threads are arranged at one end of the bolt piece 15, the bolt piece 15 penetrates through the slot 13 in the stamping male die 9 and the through holes 14 in two sides of the punch 10, and the end, provided with the threads, of the bolt piece 15 is fixedly connected with the stamping male die 9 through a nut 16, so that the punch 10 can be mounted and dismounted conveniently through the bolt piece 15;

the fixing structure comprises a butting plate 17 and a pull rod 18, the butting plate 17 is movably mounted on one side of the interior of the placing groove 5 through the pull rod 18, one end, far away from the butting plate 17, of the pull rod 18 extends to the exterior of the base 3, one surface, close to the inner wall of the placing groove 5, of the butting plate 17 is connected with the inner wall of the placing groove 5 through a plurality of springs 19, and therefore the butting plate 17 can be matched with resilience of the springs 19 to effectively fix the workpiece 4;

the depth of the placing groove 5 is smaller than the thickness of the workpiece 4, so that the punching male die 9 is not in contact with the base 3 when the punching work is performed.

The working principle is as follows: when the punch 10 is installed, the pin piece 15 is firstly inserted into a part of the slot 13 inside the punching male die 9, then the plurality of punches 10 are sequentially inserted into the mounting groove 12, when the punches 10 are inserted into the mounting groove 12, the pin piece 15 is moved to fix the pin piece 15 through the through holes 14 penetrating through two sides of the punch 10, when one end of the pin piece 15 penetrates through the plurality of punches 10 and the slot 13 and extends to the outside of the punching male die 9, the pin piece 15 is fastened and fixed through the threaded connection between the nut 16 and the end of the pin piece 15, so that the punch 10 is effectively fixed, the situation that punching deviation occurs due to thread deformation when the punch 10 is used for punching is avoided, and when the punch 10 is used for disassembling and replacing, only the nut 16 needs to be disassembled through a tool, the punch 10 can be disassembled and replaced, and the work for disassembling and replacing the punch 10 is greatly facilitated, when carrying out punching press work to work piece 4, earlier with pull rod 18 to the outside direction pulling of base 3, make it drive butt joint board 17 and remove towards the inner wall in standing groove 5, then place work piece 4 in the inside of standing groove 5, loosen pull rod 18 this moment, because the resilience of a plurality of springs 19, drive butt joint board 17 and remove, until the side butt with work piece 4, can carry out effectual fixed spacing to work piece 4, thereby make and carry out punching press trompil during operation to work piece 4 at drift 10, avoid work piece 4 to appear removing and influence the punching press quality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a stamping die of removable stamping die head, includes workstation, stamping structure, mould structure and fixed knot construct its characterized in that: the workbench comprises a top plate (1), a supporting back plate (2) and a base (3), wherein the top plate (1) is fixedly installed above the base (3) through the supporting back plate (2), the top plate (1), the supporting back plate (2) and the base (3) are combined to form an inclined concave shape, a placing groove (5) for placing a workpiece (4) is formed in the upper end surface of the base (3), the length of the placing groove (5) is larger than that of the workpiece (4), the width of the placing groove (5) is matched with that of the workpiece (4), the stamping structure is fixedly installed on the surface of the lower end of the top plate (1), the die structure is fixedly installed below the stamping structure, the fixing structure is fixedly installed in the placing groove (5), and one end of the fixing structure extends to the outside of the base (3).

2. A die of claim 1 in which the die head is replaceable, wherein: stamping structure includes pneumatic cylinder (6), mount pad (7) and gag lever post (8), pneumatic cylinder (6) fixed mounting is in the lower extreme surface of roof (1), the upper end surface intermediate position of mount pad (7) and the flexible end department fixed connection of pneumatic cylinder (6), the inside of mount pad (7) all is provided with the trompil being close to its four interior angle departments, gag lever post (8) are provided with four, four the top of gag lever post (8) is close to its four interior angle departments fixed connection, four with the lower extreme surface of roof (1) respectively the bottom of gag lever post (8) runs through the upper end fixed surface connection of four inside trompils of mount pad (7) and base (3) respectively.

3. A die of claim 1 in which the die head is replaceable, wherein: the die structure comprises a stamping male die (9) and a punch (10), wherein the stamping male die (9) is fixedly installed on the lower end surface of a mounting seat (7) through four bolts (11), a plurality of mounting grooves (12) are formed in the lower end surface of the stamping male die (9), a slot (13) is transversely arranged in the stamping male die (9) in a penetrating mode, the position of the slot (13) is matched with the positions of the mounting grooves (12), the quantity of the punch (10) is matched with the quantity of the mounting grooves (12), the diameter of the punch (10) is matched with the diameter of the mounting grooves (12), the punch (10) is provided with a transverse penetrating through hole (14) in the position close to the top end of the punch (10) in a penetrating mode, and the punch (10) is fixedly installed in the mounting grooves (12) through a mounting structure.

4. A die of claim 3 having a replaceable die head, wherein: the mounting structure comprises a bolt piece (15), the length of the bolt piece (15) is matched with a slot (13) in the stamping male die (9), the diameter of the bolt piece (15) is matched with the inner diameter of the slot (13) in the stamping male die (9) and the inner diameter of a through hole (14) in two sides of a punch (10), a thread is arranged at one end of the bolt piece (15), the bolt piece (15) penetrates through the slot (13) in the stamping male die (9) and the through holes (14) in two sides of the punch (10), and the end, provided with the thread, of the bolt piece (15) is fixedly connected with the stamping male die (9) through a nut (16).

5. A die of claim 1 in which the die head is replaceable, wherein: the fixing structure comprises a butt joint plate (17) and a pull rod (18), the butt joint plate (17) is movably installed on one side of the inside of the placing groove (5) through the pull rod (18), one end, far away from the butt joint plate (17), of the pull rod (18) extends to the outside of the base (3), and one face, close to the inner wall of the placing groove (5), of the butt joint plate (17) is connected with the inner wall of the placing groove (5) through a plurality of springs (19).

6. A die of claim 1 in which the die head is replaceable, wherein: the depth of the placing groove (5) is smaller than the thickness of the workpiece (4).