CN219561063U - Stamping die of safety in production - Google Patents

Abstract

The utility model relates to a stamping die for safe production, which comprises an upper die and a lower die, wherein the upper die and the lower die are arranged up and down oppositely, the upper die comprises an upper die holder and an upper die assembly, the lower die comprises a lower die holder and a lower die plate arranged on the lower die holder, the upper die assembly is arranged on the lower end face of the upper die holder, the upper die can longitudinally approach or depart from the lower die, a guide rail transversely arranged is arranged on the lower die holder, the guide rail extends to the outer side of the lower die holder, the lower die plate is arranged on the guide rail, and the lower die plate can slide back and forth along the guide rail. According to the utility model, as the lower die adopts a structure of moving left and right, the hand of an operator is prevented from extending into the die to operate, and the occurrence of potential safety hazards is fundamentally avoided; the operator takes the position of the workpiece, and transfers the position from the inside of the die in a narrow space to the outside of the die convenient for operation, so that the workpiece is convenient to take.

Description

Stamping die of safety in production

Technical Field

The utility model relates to a stamping die for safe production, and belongs to the technical field of stamping dies.

Background

The single-punch die structure is widely used for products with low yield due to simple structure, low development cost and short development period. In the production process of the single-punch die, the punch press completes one punching time, a product is produced, and the product is taken out of the die by hand and then put into raw materials for blanking.

The safety measures of the single-punch die in production are mainly added on punching equipment, and mainly comprise a photoelectric protection switch, a double-hand operation switch or a foot switch. However, in the actual production process, in order to pursue efficiency, operators can break the illegal operation of safety measures, the situation that the direct handle is stretched into the die to perform operation is frequent frequently, and the safety accident of pressing the hand is frequent, so that the safety is difficult to guarantee; in addition, because the safety measures of the existing single-punch mechanism are all arranged on machine tool equipment, after the punch blocking equipment ages, the safety measures can be delayed or fail, and great potential safety hazards can also exist.

Disclosure of Invention

The present utility model aims to provide a new technical solution to improve or solve the technical problems existing in the prior art as described above.

The technical scheme provided by the utility model is as follows: the utility model provides a stamping die of safety in production, includes cope match-plate pattern and bed die, cope match-plate pattern and bed die set relatively from top to bottom, the cope match-plate pattern includes upper die base and last mould subassembly, the bed die includes the die holder and sets up lower bolster on the die holder, it installs to go up the mould subassembly on the lower terminal surface of upper die base, the cope match-plate pattern can be followed vertically and be close to or keep away from the die holder, be equipped with the guide rail of transverse arrangement on the die holder, the guide rail extends to the die holder outside, the lower bolster is installed on the guide rail, the lower bolster can be followed the guide rail makes a round trip to slide.

Furthermore, the lower die seat is also provided with an initial positioning pin, and the lower die plate is provided with a limiting part matched with the initial positioning pin.

Further, the die comprises a guide mechanism, wherein the guide mechanism comprises a plurality of inner guide posts and a plurality of inner guide holes positioned on the lower die assembly, one ends of the inner guide posts are connected with the upper die, the other ends of the inner guide posts are inserted into the corresponding inner guide holes, and the inner guide posts move up and down along the axial direction along with the up-and-down movement of the upper die holder.

Further, the upper die assembly comprises an upper base plate, an upper clamping plate and a stripper plate which are sequentially arranged in parallel from top to bottom, the upper base plate is installed on the lower end face of the upper die base, the upper clamping plate is installed on the lower end face of the upper base plate, the stripper plate is hung below the upper clamping plate through bolts, and an elastic piece is arranged between the stripper plate and the upper die base.

Further, the bolt is also sleeved with a collar, and the collar extends into a gap between the stripper plate and the upper clamping plate.

Further, the device also comprises a punch, one end of the punch is connected with the upper base plate, through holes for the punch to pass through are formed in the upper clamping plate and the stripper plate, and a knife edge matched with the punch is formed in the lower die plate.

Further, the lower die plate is in transmission connection with a driving mechanism, and the driving mechanism is used for driving the lower die plate to reciprocate along the guide rail.

Further, the lower die plate is also provided with a product locating pin.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

1. the stamping die disclosed by the utility model guarantees the operation safety in a mode of moving left and right and fixing up and down, and because the lower die moves left and right, the hand of an operator is prevented from extending into the die to operate, and the occurrence of potential safety hazards is fundamentally avoided; the operator gets the position of taking the work piece, from the mould inside in narrow and small space, has shifted the mould outside of convenient operation, and the work piece is got and is taken the operation convenience, not only can guarantee production safety, has improved productivity ratio simultaneously.

2. The utility model adopts the initial locating pin and cooperates with the dual locating mode of the guide post to realize the accurate locating of the upper die and the lower die.

Drawings

FIG. 1 is a schematic view of a lower die plate of a stamping die of the present utility model outside a lower die holder;

fig. 2 is a schematic view of a lower die plate of a stamping die of the present utility model above a lower die holder

In the figure, 1, an upper die holder; 2. a lower die holder; 3. a lower template; 4. a guide rail; 5. an initial locating pin; 6. an inner guide post; 7. an inner guide hole; 8. an upper mold assembly; 801. an upper backing plate; 802. an upper clamping plate; 803. a stripper plate; 9. a bolt; 10. a collar; 11. an elastic member; 12. a punch; 14. a driving mechanism; 15. product locating pins; 16. a product to be blanked; 17. and an outer guide post.

Detailed Description

The principles and features of the present utility model are described below in connection with examples, which are set forth only to illustrate the present utility model and not to limit the scope of the utility model.

As shown in fig. 1 and 2, a stamping die for safe production comprises an upper die and a lower die, wherein the upper die and the lower die are arranged up and down oppositely, the upper die comprises an upper die holder 1 and an upper die assembly 8, the lower die comprises a lower die holder 2 and a lower die plate 3 arranged on the lower die holder 2, the upper die assembly 8 is arranged on the lower end face of the upper die holder 1, the upper die can longitudinally approach or keep away from the lower die, a guide rail 4 transversely arranged is arranged on the lower die holder 2, the guide rail 4 extends to the outer side of the lower die holder 2, the lower die plate 3 is arranged on the guide rail 4, and the lower die plate 3 can slide back and forth along the guide rail 4.

The lower die seat is also provided with an initial positioning pin 5, and the lower die plate 3 is provided with a limiting part matched with the initial positioning pin 5. The lower die plate 3 moves into the die along the guide rail 4, and after the limiting part is contacted with the initial positioning pin 5, the lower die plate 3 stops moving, so that the initial positioning of the lower die plate 3 is realized.

The stamping die further comprises a guide mechanism, the guide mechanism comprises a plurality of inner guide posts 6 and a plurality of inner guide holes 7 positioned on the lower die assembly, one end of each inner guide post 6 is connected with the upper die assembly 8, the other end of each inner guide post is inserted into the corresponding inner guide hole 7, and the inner guide posts 6 move up and down along the axial direction along with the up and down movement of the upper die base 1. Accurate positioning is achieved through the cooperation of the inner guide post 6 and the inner guide hole 7.

An outer guide post 17 is further arranged on the upper die holder 1, and an outer guide hole matched with the outer guide post 17 is formed in the lower die holder 2. The outer guide post 17 further ensures the alignment precision between the upper die holder 1 and the lower die holder 2.

Therefore, through the dual positioning mode of the initial positioning pin 5 and the matched guide post, the accurate positioning of the upper die and the lower die is realized

The upper die assembly 8 comprises an upper base plate 801, an upper clamping plate 802 and a stripper plate 803 which are sequentially arranged in parallel from top to bottom, the upper base plate 801 is installed on the lower end face of the upper die holder 1, the upper clamping plate 802 is installed on the lower end face of the upper base plate 801, the stripper plate 803 is hung below the upper clamping plate 802 through bolts 9, and an elastic piece 11 is arranged between the stripper plate 803 and the upper die holder 1.

The bolt 9 is further sleeved with a collar 10, and the collar 10 extends into a gap between the stripper plate 803 and the upper clamping plate 802.

The stamping die further comprises a punch 12, one end of the punch 12 is connected with the upper base plate 801, a through hole for the punch 12 to penetrate through is formed in the stamping die and the stripper plate 803 which are produced safely by the upper clamping plate 802, and a knife edge matched with the punch 12 is formed in the lower die plate 3.

The lower die plate 3 is in transmission connection with a driving mechanism 14, and the driving mechanism 14 is used for driving the lower die plate 3 to reciprocate along the guide rail 4.

The lower template 3 is also provided with a product positioning pin 15.

The working process of the stamping die disclosed by the utility model is as follows:

(1) As shown in fig. 1, when the die is in an open state, the lower die plate 3 is moved out of the die under the drive of the driving cylinder, reaches a position where a product is easy to install, installs a product 16 to be blanked on the lower die plate 3, and is positioned by a product positioning pin 15;

(2) As shown in fig. 2, an operator installs a workpiece at a designated position of a die, toggles a cylinder reversing switch, and a lower die plate 3 with the workpiece is driven by a cylinder to enter the die, and stops moving after the lower die plate 3 contacts an initial positioning pin 5 to realize initial positioning;

(3) Then starting a punching machine switch, enabling an upper die to move downwards for die assembly, realizing accurate guiding and positioning between the upper die and a lower die through a guide pillar in the die assembly process, continuing to move downwards by an upper clamping plate 802 when a stripper plate 803 presses a material belt, stopping moving downwards by the upper clamping plate 802 when the bottom end of a lantern ring 10 is abutted against the stripper plate 803, and extending a punch 12 out of the stripper plate 803 to punch a workpiece in the process that the upper clamping plate 802 continues to move downwards;

(4) After blanking is completed, the upper die moves upwards longitudinally, the die is opened, the material strip is released by the material stripping plate 803, the lower die plate 3 is moved out of the die under the drive of the driving cylinder, the position where a piece is easy to take out is stopped, finally, a formed product is taken out, and the next material strip to be punched is mounted on the lower die plate 3.

The stamping die disclosed by the utility model guarantees the operation safety in a mode of moving left and right and fixing up and down, and because the lower die moves left and right, the hand of an operator is prevented from extending into the die to operate, and the occurrence of potential safety hazards is fundamentally avoided; the operator gets the position of taking the work piece, from the mould inside in narrow and small space, has shifted the mould outside of convenient operation, and the work piece is got and is taken the operation convenience, not only can guarantee production safety, has improved productivity ratio simultaneously.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (8)

1. The utility model provides a stamping die of safety in production, includes cope match-die and bed die, cope match-die and bed die set up relatively from top to bottom, the cope match-die includes upper die base (1) and last mould subassembly (8), the bed die includes die holder (2) and sets up lower bolster (3) on die holder (2), on upper die subassembly (8) are installed on the lower terminal surface of cope match-die base (1), the cope match-die can be followed vertically and be close to or keep away from the bed die, a serial communication port, be equipped with transversely arranged guide rail (4) on die holder (2), guide rail (4) extend to the die holder (2) outside, lower bolster (3) are installed on guide rail (4), lower bolster (3) can be followed guide rail (4) make a round trip to slide.

2. The stamping die for safe production according to claim 1, wherein the lower die seat is further provided with an initial positioning pin (5), and the lower die plate (3) is provided with a limiting part matched with the initial positioning pin (5).

3. The stamping die for safe production according to claim 1, further comprising a guiding mechanism, wherein the guiding mechanism comprises a plurality of inner guide posts (6) and a plurality of inner guide holes (7) positioned on the lower die assembly, one ends of the inner guide posts (6) are connected with the upper die, the other ends of the inner guide posts are inserted into the corresponding inner guide holes (7), and the inner guide posts (6) move up and down along the axial direction along with the up and down movement of the upper die holder (1).

4. The stamping die for safe production according to claim 1, wherein the upper die assembly (8) comprises an upper base plate (801), an upper clamping plate (802) and a stripper plate (803) which are sequentially arranged in parallel from top to bottom, the upper base plate (801) is mounted on the lower end face of the upper die holder (1), the upper clamping plate (802) is mounted on the lower end face of the upper base plate (801), the stripper plate (803) is hung below the upper clamping plate (802) through bolts (9), and an elastic piece (11) is arranged between the stripper plate (803) and the upper die holder (1).

5. The stamping die for safe production according to claim 4, wherein the bolt (9) is further sleeved with a collar (10), and the collar (10) extends into a gap between the stripper plate (803) and the upper clamping plate (802).

6. The stamping die for safe production according to claim 4, further comprising a punch (12), wherein one end of the punch (12) is connected with the upper base plate (801), through holes for the punch (12) to pass through are formed in the upper clamping plate (802) and the stripper plate (803), and a knife edge matched with the punch (12) is formed in the lower die plate (3).

7. The stamping die for safe production according to claim 6, wherein the lower die plate (3) is in transmission connection with a driving mechanism (14), and the driving mechanism (14) is used for driving the lower die plate (3) to reciprocate along the guide rail (4).

8. The stamping die for safe production according to claim 1, wherein the lower die plate (3) is further provided with a product positioning pin (15).