CN212121380U

CN212121380U - General cut-out press of switch

Info

Publication number: CN212121380U
Application number: CN202020564331.9U
Authority: CN
Inventors: 何顺俊
Original assignee: Taicang T&W Electronics Co Ltd
Current assignee: Taicang T&W Electronics Co Ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-11
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a general punching die for a switch, which comprises an upper die, a lower die, a supporting seat and a bottom plate; the upper die comprises an upper die plate, an upper die fixing plate and a stripper plate, a guide rod and a punch are arranged on the lower end surface of the upper die fixing plate, the upper die fixing plate and the stripper plate are connected through a return spring, and the return spring is sleeved outside the guide rod; the lower die comprises a lower die plate, a product positioning bulge is arranged on the lower die plate, and a lower die main cutting edge corresponding to the punch is formed in the product positioning bulge. The utility model discloses in, the product that will bend is fixed on the lower mould to punch a hole on the product through last mould, lower mould cooperation, the precision of punching a hole is high, and the steady quality to the adjustment of different hole sites, only need to change go up mould and lower mould two parts can, need not change the mould of preceding process, can also share with the preorder mould of many types net gape and device mouth, mould simple structure, the change time is short, has shortened mould development cycle simultaneously, reduces mould development cost.

Description

General cut-out press of switch

Technical Field

The utility model relates to the technical field of mold, especially, relate to a general cut-out press of switch.

Background

The manufacturing process of the punching hole of the common switch comprises the following steps: blanking, punching, bending, riveting and bending; bending after punching easily produces the processing accumulative error, and the precision is not high, and the quality is unstable. The exchanger has multiple product models, different positions of the device holes, different punching dies are needed to meet the requirements, the working dies before punching are all modified, the dies are difficult to maintain, main parts cannot be interchanged and used, and only can be remade, so that the maintenance time is long, and the cost is high; therefore, the research and development of a novel universal punching die has very important significance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a general cut-out press of switch to the not enough of above-mentioned prior art.

In order to solve the above problems, the utility model adopts the following technical proposal:

a general punching die for a switch comprises an upper die, a lower die, a supporting seat and a bottom plate, wherein the lower die is arranged on the supporting seat, and the supporting seat is arranged on the bottom plate; the upper die comprises an upper die plate, an upper die fixing plate and a stripper plate which are sequentially arranged from top to bottom, a guide rod is arranged on the lower end surface of the upper die fixing plate, a first through hole corresponding to the guide rod is formed in the stripper plate, the lower end of the guide rod is slidably arranged in the first through hole, the upper die fixing plate and the stripper plate are connected through a reset spring, the reset spring is sleeved outside the guide rod, a punch is arranged on the lower end surface of the upper die fixing plate, and a second through hole for the punch to pass through is formed in the stripper plate; the lower die comprises a lower die plate, a product positioning bulge is arranged on the lower die plate, and a lower die main cutting edge corresponding to the punch is formed in the product positioning bulge.

Furthermore, the lower end face of the upper die fixing plate is provided with a guide post, the lower die plate is provided with a guide sleeve corresponding to the guide post, the stripper plate is provided with a third through hole for the guide post to pass through, and the lower end of the guide post passes through the third through hole and is inserted into the corresponding guide sleeve.

Furthermore, a waste discharge port is arranged at the position, corresponding to the lower die main cutting edge, on the supporting seat.

Furthermore, the lower template is fixed on the supporting seat through a pin block and a screw.

Furthermore, a lower groove is formed in the upper end face of the supporting seat, an upper groove corresponding to the lower groove is formed in the bottom wall of the lower template, the upper groove and the lower groove are combined to form a cavity matched with the pin block, and the pin block is arranged in the cavity.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model discloses a mould is applicable to the exchanger casing and bends earlier, the pressure is riveted, the technology of punching a hole again at last, the product that will bend fast is fixed on the lower mould, and through last mould, the lower mould cooperation punches a hole on the product, the precision of punching a hole is high, the stable quality, to the adjustment of different hole sites, only need change go up mould and lower mould two parts can, need not change the mould of preceding process, can also share with the preorder mould of many types net gapes and device mouths, mould structure is simple, the change time is short, the mould development cycle has been shortened simultaneously, reduce mould development cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural diagram (without product) of the present invention.

In the figure: 1. mounting a template; 2. an upper die fixing plate; 3. a material removing plate; 4. a guide bar; 5. a return spring; 6. a punch; 7. a lower template; 71. a product positioning bulge; 8. a lower die main cutting edge; 9. a guide post; 10. a guide sleeve; 11. a waste discharge port; 12. a supporting seat; 13. a lower groove; 14. an upper groove; 15. a pin block; 16. a base plate; 17. and (5) producing the product.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, the utility model relates to a specific embodiment of a general punching die for switches, which comprises an upper die, a lower die, a supporting seat 12 and a bottom plate 16, wherein the lower die is arranged on the supporting seat 12, the supporting seat 12 is arranged on the bottom plate 16, and the bottom plate 16 is connected with a punching machine to maintain the stability of the die; the upper die comprises an upper die plate 1, an upper die fixing plate 2 and a stripper plate 3 which are arranged from top to bottom in sequence, the upper end surface of the upper die plate 1 is provided with a die handle 17, and is connected with a punching machine through the die handle 17, four corners of the lower end surface of the upper die fixing plate 2 are respectively provided with a guide rod 4, the stripper plate 3 is provided with a first through hole corresponding to the guide rod 4, the lower end of the guide rod 4 is slidably arranged in the first through hole, the upper die fixing plate 2 is connected with the stripper plate 3 through a return spring 5, the upper end of the return spring 5 is connected with the upper die fixing plate 2, the lower end of the reset spring 5 is connected with the stripper plate 3, the reset spring 5 is sleeved outside the guide rod 4, a punch 6 is arranged on the lower end face of the upper die fixing plate 2, and a second through hole for the punch 6 to pass through is formed in the stripper plate 3; the lower die comprises a lower die plate 7, a product positioning bulge 71 is arranged on the lower die plate 7, and a lower die main cutting edge 8 corresponding to the punch 6 is formed in the product positioning bulge 71.

Further, the lower end face of the upper die fixing plate 2 is provided with a guide post 9, the lower die plate 7 is provided with a guide sleeve 10 corresponding to the guide post 9, the stripper plate 3 is provided with a third through hole for the guide post 9 to pass through, and during punching, the lower end of the guide post 9 passes through the third through hole and is inserted into the corresponding guide sleeve 10.

Furthermore, a waste discharge port 11 is arranged on the support seat 12 corresponding to the lower die main cutting edge 8, and waste generated during punching of the exchanger shell is directly discharged from the waste discharge port 11 in a falling mode.

Further, the lower template 7 is fixed on the supporting seat 12 through a pin block 15 and a screw.

Further, a lower groove 13 is formed in the upper end face of the supporting seat 12, an upper groove 14 corresponding to the lower groove 13 is formed in the bottom wall of the lower template 7, the upper groove 14 and the lower groove 13 are combined to form a cavity matched with the pin block 15, the pin block 15 is arranged in the lower groove 14 and fixed through bolts, the height of the pin block 15 is higher than the depth of the lower groove 14, the upper portion of the pin block 15 protrudes out of the lower groove 14, the lower template 7 can be placed conveniently and used for quickly positioning the lower template 7, and the lower template 7 is fixed on the supporting seat 12 through screws.

The working process is as follows: when punching a hole, place the product on the lower bolster, the punching machine drives the mould downstream, takes off flitch and product butt, compression reset spring, and the drift passes the second through-hole, and the punching press is on the product, and the waste material is discharged from the waste discharge mouth through lower mould main cutting edge, then the punching machine drives the mould upward movement, and reset spring extends, takes off the flitch and resets.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The universal punching die for the switch is characterized by comprising an upper die, a lower die, a supporting seat (12) and a bottom plate (16), wherein the lower die is arranged on the supporting seat (12), and the supporting seat (12) is arranged on the bottom plate (16); the upper die comprises an upper die plate (1), an upper die fixing plate (2) and a stripper plate (3) which are sequentially arranged from top to bottom, a guide rod (4) is arranged on the lower end face of the upper die fixing plate (2), a first through hole corresponding to the guide rod (4) is formed in the stripper plate (3), the lower end of the guide rod (4) is arranged in the first through hole in a sliding mode, the upper die fixing plate (2) and the stripper plate (3) are connected through a reset spring (5), the reset spring (5) is sleeved outside the guide rod (4), a punch (6) is arranged on the lower end face of the upper die fixing plate (2), and a second through hole for the punch (6) to pass through is formed in the stripper plate (3); the lower die comprises a lower die plate (7), a product positioning bulge (71) is arranged on the lower die plate (7), and a lower die main cutting edge (8) corresponding to the punch (6) is formed in the product positioning bulge (71).

2. The universal punching die as claimed in claim 1, wherein a guide post (9) is arranged on the lower end face of the upper die fixing plate (2), a guide sleeve (10) corresponding to the guide post (9) is arranged on the lower die plate (7), a third through hole for the guide post (9) to pass through is formed in the stripper plate (3), and the lower end of the guide post (9) passes through the third through hole and is inserted into the corresponding guide sleeve (10).

3. A universal punch press as claimed in claim 1 wherein the support base (12) is provided with a scrap discharge opening (11) at a location corresponding to the lower die major cutting edge (8).

4. A universal punch press as claimed in claim 1, characterised in that the lower die plate (7) is secured to the support (12) by means of pins (15) and screws.

5. The universal punching die of claim 4, wherein a lower groove (13) is formed in the upper end face of the supporting base (12), an upper groove (14) corresponding to the lower groove (13) is formed in the bottom wall of the lower template (7), the upper groove (14) and the lower groove (13) are combined to form a cavity matched with the pin block (15), and the pin block (15) is arranged in the cavity.