CN210819936U

CN210819936U - Efficient and accurate cutting die

Info

Publication number: CN210819936U
Application number: CN201921932007.1U
Authority: CN
Inventors: 刘浩; 张欢芬
Original assignee: Suzhou Haoyan Precision Mould Co ltd
Current assignee: Suzhou Haoyan Precision Mould Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-06-23
Anticipated expiration: 2029-11-11

Abstract

The utility model provides a high-efficient accurate cutting die, including die holder, knife face, row's useless hole and reference column, the intermediate position of die holder is located to the knife face, and the outside of knife face is located to the reference column, and the hole of wasting discharge runs through in the die holder and spreads in the knife face both sides, and one side of the cutting edge of knife face is provided with first depressed part, is equipped with the first adjusting part that matches in the first depressed part, and the knife face includes first knife face, second knife face and third knife face, and the third knife face is the same with the shape of first knife face, and the second knife face sets up between first knife face and third knife face. The utility model adds the depressed part on the knife edge side of the knife face, and the vertical extension of the knife on the knife face can be adjusted through the adjusting part according to the actual requirement by changing the height of the adjusting part arranged in the depressed part, so that the extension control is more convenient and accurate; the utility model discloses each knife face structural arrangement is reasonable, and the knife face roughness is high, and size precision is better, and life is longer, and the product edge that the mould surely goes is smooth and seamless.

Description

Efficient and accurate cutting die

Technical Field

The utility model relates to an accurate cutting die technical field especially relates to a high-efficient accurate cutting die.

Background

The cutting die is a punching die manufactured according to a required specific shape, is divided into a laser cutting die, an etching cutting die, a carving cutting die and the like, and is widely applied to die cutting of LCD reflectors, liquid crystal display backlight panels, automobiles, precise electronic gaskets, mylar sheets, flexible circuit boards and the like in the corresponding electronic and electrical industry.

The cutting die plays a crucial role in the die cutting industry, and the function of the cutting die determines the complexity of the product process. The existing common cutting die cannot achieve very smooth flatness due to the fact that the flatness of the cutting die cannot reach very smooth flatness, debugging is needed when punching is conducted on the cutting die, and a large amount of time is needed to be wasted for debugging sometimes.

In addition, the development of a refined cutting die needs to take into account the service life, the precision, the difficulty of adjusting the cutting and the efficiency of the cutting die so as to reduce the waste of products and improve the production efficiency, and the cutting die designed and manufactured in the market still has larger defects.

SUMMERY OF THE UTILITY MODEL

To the technical problem, an object of the utility model is to provide a high-efficient accurate cutting die, its each knife face structural arrangement is reasonable, and the blade face roughness is high, and size precision is better and firm effectual.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a high-efficient accurate cutting die, its characterized in that includes die holder, knife face, row's useless hole and reference column, the knife face is located the intermediate position of die holder, the reference column is located the outside of knife face, row's useless hole run through in the die holder just scatter in knife face both sides, one side of the cutting edge of knife face is provided with first depressed part, be equipped with the first adjusting part of looks adaptation in the first depressed part, the knife face includes adjacent first knife face, second knife face and the third knife face that sets up, the third knife face with the shape of first knife face is the same, the second knife face set up in first knife face with between the third knife face.

Preferably, a second depressed part is arranged on the other side of the cutting edge of the knife face, and a second adjusting piece matched with the second depressed part is arranged in the second depressed part.

Preferably, the first adjusting member and the second adjusting member are made of silica gel foam.

Preferably, the first blade surface comprises a first forming area and a second forming area, the first forming area comprises a first arc-shaped knife, a first transverse knife, a first inclined knife, a first vertical knife, a second inclined knife, a second vertical knife, a second transverse knife, a third vertical knife, a third transverse knife, a fourth vertical knife, a fourth transverse knife, a fifth vertical knife and a second arc-shaped knife which are sequentially connected, the first arc-shaped knife and the second arc-shaped knife are of structures with arc convex surfaces facing the inside of the first blade surface, and the first forming area and the second forming area are in central symmetry and closed connection with each other about the central point of the first blade surface.

Preferably, the waste discharge hole is formed in the left side of the first arc-shaped cutter and the right side of the second arc-shaped cutter.

Preferably, the second knife face comprises a third forming area and a fourth forming area, the third forming area comprises a fifth horizontal knife, a third oblique knife, a sixth vertical knife, a fourth oblique knife, a sixth horizontal knife, a seventh vertical knife, a seventh horizontal knife, an eighth vertical knife, an eighth horizontal knife, a ninth vertical knife, a ninth horizontal knife, a tenth vertical knife, a fifth oblique knife, an eleventh vertical knife, a sixth oblique knife and a tenth horizontal knife which are sequentially connected, and the third forming area and the fourth forming area are in central symmetry and closed connection with respect to the central point of the second knife face.

Preferably, the positioning columns are correspondingly distributed on the upper side and the lower side of the die holder, the positioning columns distributed on the upper side of the die holder comprise a left positioning set, a middle positioning set and a right positioning set, and the number of the positioning columns contained in the left positioning set is different from that of the positioning columns contained in the right positioning set.

Preferably, the internal cross-sectional shape of the waste discharge hole is a trapezoidal structure.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model adds the depressed part on the knife edge side of the knife face, and the vertical extension of the knife edge on the knife face can be adjusted through the adjusting part according to the actual requirement by changing the height of the adjusting part arranged in the depressed part, so that the extension control is more convenient and accurate, the adjusting mode is simple and convenient, and the height control is more convenient; the utility model discloses each knife face structural arrangement is reasonable, and the knife face roughness is high, and size precision is better, and life is longer, and the product edge that the mould surely goes is smooth and seamless.

Drawings

Fig. 1 is a schematic view of a back structure of a high-efficiency and precise cutting die of the present invention.

Fig. 2 is a schematic structural diagram of the cutting edge of the knife face of the high-efficiency and accurate cutting die of the present invention.

Fig. 3 is an enlarged schematic structural view of the first knife face of the high-efficiency and precise cutting die of the present invention.

Fig. 4 is an enlarged schematic structural view of the second knife face of the efficient and accurate cutting die of the present invention.

Detailed Description

In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.

It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation or be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention relates to a high-efficiency and accurate cutting die, which includes a die holder 1, a knife face 101, a waste discharge hole 103 and a positioning column 102, wherein the knife face 101 is disposed at the middle position of the die holder 1, the positioning column 102 is disposed at the outer side of the knife face 101, and the waste discharge hole 103 runs through the die holder 1 and is scattered on two sides of the knife face 101.

Referring to fig. 2, a first concave portion 10 is disposed on one side of the cutting edge of the knife surface 101, and a first adjusting member 12 is disposed in the first concave portion 10. The concave part is additionally arranged on the cutting edge side of the knife face, the height of the adjusting piece arranged in the concave part is changed or the adjusting pieces in different shapes are changed, so that the vertical extending amount of the cutting edge on the knife face can be adjusted through the adjusting piece according to actual requirements, the adjusting mode is simple and convenient, and the height control is more convenient. In this embodiment, a second concave portion 11 is further provided on the other side of the cutting edge of the knife surface 101, and a second adjusting member 13 is provided in the second concave portion. Specifically, the first adjusting member 12 and the second adjusting member 13 are made of silicone foam.

The rake face 101 includes a first rake face 1011, a second rake face 1012 and a third rake face 1013 which are adjacently disposed, the third rake face 1013 has the same shape as the first rake face 1011, and the second rake face 1012 is disposed between the first rake face 1011 and the third rake face 1013. As shown in fig. 3, the first cutting surface 1011 includes a first forming region 10111 and a second forming region 10112, the first forming region 10112 includes a first arc-shaped knife a, a first horizontal knife b, a first oblique knife c, a first vertical knife d, a second oblique knife e, a second vertical knife f, a second horizontal knife g, a third vertical knife h, a third horizontal knife i, a fourth vertical knife j, a fourth horizontal knife k, a fifth vertical knife l and a second arc-shaped knife m which are connected in sequence, the first arc-shaped knife a and the second arc-shaped knife m are structures whose arc-shaped convex surfaces face the inside of the first cutting surface 1011, and the first forming region 10111 and the second forming region 10112 are connected in a central symmetry and a closed manner with respect to a central point of the first cutting surface 1011.

As shown in fig. 4, the second tool surface 1012 includes a third forming region 10121 and a fourth forming region 10122, the third forming region 10121 includes a fifth horizontal blade n, a third oblique blade o, a sixth vertical blade p, a fourth oblique blade q, a sixth horizontal blade r, a seventh vertical blade s, a seventh horizontal blade t, an eighth vertical blade u, an eighth horizontal blade v, a ninth vertical blade w, a ninth horizontal blade x, a tenth vertical blade y, a fifth oblique blade z1, an eleventh vertical blade z2, a sixth oblique blade z3, and a tenth horizontal blade z4, which are sequentially connected, and the third forming region 10121 and the fourth forming region 10122 are connected to each other in a closed manner while being centrosymmetric with respect to a center point of the second tool surface 1012. The utility model discloses can be arranged in the cross cutting processing of backlight unit optics diaphragm, each knife face structural arrangement is reasonable, and the knife face roughness is high, and size precision is better, and the product edge that the mould surely goes is smooth and seamless, has guaranteed the quality of product better.

Referring to fig. 1, in the embodiment, the die holder 1 is further provided with a waste discharge hole 103, the waste discharge hole 103 is respectively disposed on the left side of the first arc-shaped knife a and the right side of the second arc-shaped knife m, and further, the inner cross-sectional shape of the waste discharge hole 103 is a trapezoid structure. The special design of the waste discharge hole ensures smooth blanking and does not produce the condition of extruding the cutting die.

Referring to fig. 1, the positioning columns 102 are correspondingly distributed on the upper side and the lower side of the die holder 1, the positioning columns distributed on the upper side of the die holder 1 include a left positioning set, a middle positioning set and a right positioning set, the number of the positioning columns 102 included in the left positioning set is different from that included in the right positioning set, in this embodiment, as can be seen from fig. 1, the number of the positioning columns 102 in the left positioning set is 2, and the number of the positioning columns in the middle positioning set is 1, so that the design has a good fool-proof effect.

The utility model adds the depressed part on the knife edge side of the knife face, and the vertical extension of the knife edge on the knife face can be adjusted through the adjusting part according to the actual requirement by changing the height shape of the adjusting part arranged in the depressed part, so that the extension control is more convenient and accurate, the adjusting mode is simple and convenient, and the height control is more convenient; the utility model discloses each knife face structural arrangement is reasonable, and the knife face roughness is high, and size precision is better, and life is longer, and the product edge that the mould surely goes is smooth and seamless.

The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the present invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.

Claims

1. The utility model provides a high-efficient accurate cutting die, its characterized in that includes die holder, knife face, row's useless hole and reference column, the knife face is located the intermediate position of die holder, the reference column is located the outside of knife face, row's useless hole run through in the die holder just scatter in knife face both sides, one side of the cutting edge of knife face is provided with first depressed part, be equipped with the first adjusting part of looks adaptation in the first depressed part, the knife face includes adjacent first knife face, second knife face and the third knife face that sets up, the third knife face with the shape of first knife face is the same, the second knife face set up in first knife face with between the third knife face.

2. An efficient and accurate cutting die as claimed in claim 1, wherein the other side of the cutting edge of the knife face is provided with a second concave part, and a second adjusting piece matched with the second concave part is arranged in the second concave part.

3. An efficient and accurate cutting die as claimed in claim 2, wherein the first adjusting member and the second adjusting member are made of silicone foam.

4. The efficient and accurate cutting die according to claim 1, wherein the first cutting face comprises a first forming area and a second forming area, the first forming area comprises a first arc-shaped cutter, a first transverse cutter, a first inclined cutter, a first vertical cutter, a second inclined cutter, a second vertical cutter, a second transverse cutter, a third vertical cutter, a third transverse cutter, a fourth vertical cutter, a fourth transverse cutter, a fifth vertical cutter and a second arc-shaped cutter which are sequentially connected, the first arc-shaped cutter and the second arc-shaped cutter are of a structure in which arc-shaped convex surfaces face the inside of the first cutting face, and the first forming area and the second forming area are in central symmetry and close connection with respect to a central point of the first cutting face.

5. An efficient and accurate cutting die as claimed in claim 4, wherein said waste discharge hole is formed on the left side of said first arc-shaped cutter and on the right side of said second arc-shaped cutter.

6. The efficient and precise cutting die according to claim 1, wherein the second cutting surface comprises a third forming area and a fourth forming area, the third forming area comprises a fifth horizontal cutter, a third oblique cutter, a sixth vertical cutter, a fourth oblique cutter, a sixth horizontal cutter, a seventh vertical cutter, a seventh horizontal cutter, an eighth vertical cutter, an eighth horizontal cutter, a ninth vertical cutter, a ninth horizontal cutter, a tenth vertical cutter, a fifth oblique cutter, an eleventh vertical cutter, a sixth oblique cutter and a tenth horizontal cutter which are sequentially connected, and the third forming area and the fourth forming area are connected in a manner of being centrosymmetric and closed about the central point of the second cutting surface.

7. The efficient and accurate cutting die according to claim 1, wherein the positioning posts are correspondingly disposed on the upper side and the lower side of the die holder, the positioning posts disposed on the upper side of the die holder comprise a left positioning set, a middle positioning set and a right positioning set, and the number of the positioning posts included in the left positioning set is different from the number of the positioning posts included in the right positioning set.

8. A high efficiency and precision cutting die as set forth in claim 1, wherein said inside cross-sectional shape of said hole is configured as a trapezoidal configuration.