CN210816962U

CN210816962U - Die-cut mould in sheet material spare high accuracy shaft hole

Info

Publication number: CN210816962U
Application number: CN201921191157.1U
Authority: CN
Inventors: 张清勇; 张坤
Original assignee: Kunshan Tengke Machinery Manufacturing Co ltd
Current assignee: Kunshan Tengke Machinery Manufacturing Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-06-23
Anticipated expiration: 2029-07-26

Abstract

The utility model belongs to the technical field of mould processing, in particular to a high-precision shaft hole punching mould for a sheet material part, which comprises an upper mould base and a lower mould base, wherein the inner sides of the upper mould base and the lower mould base are respectively and fixedly connected with an upper template and a lower template; through the supplementary cover and the briquetting that set up, dismantle the fixed plate on the lower bolster through the countersunk screw, twist the nut on the screw rod in the cope match-plate pattern, make the clamp plate slide in the spout, at this moment can take the drift out, then can dismantle out with the supplementary cover of cope match-plate pattern and lower bolster, the diameter of punching as required changes supplementary cover, this kind sets up simple structure, is convenient for change the die holder of the diameter that needs punch, has saved the cost, improves production efficiency.

Description

Die-cut mould in sheet material spare high accuracy shaft hole

Technical Field

The utility model belongs to the technical field of the mould processing, concretely relates to die-cut mould in sheet material spare high accuracy shaft hole.

Background

In short, the mold is a tool for manufacturing a molded article, the tool is composed of various parts, different molds are composed of different parts, the processing of the appearance of the article is realized mainly by changing the physical state of the molded material, the mold is of a lot of types and can be divided into the following steps according to the processing object and the processing technology: dies for processing metals, dies for processing non-metals and powder metallurgy.

Some traditional die-cut moulds in shaft hole at present need dismantle upper and lower die holder matched with concavo-convex mould when beating the hole of equidimension diameter for sheet material spare, then install the die holder that corresponds big or small diameter and be die-cut, such mode dismantles the process slower, and unable quick work on next step that carries on influences production efficiency, consequently technical personnel in the field provide a die-cut mould in sheet material spare high accuracy shaft hole to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a die-cut mould in sheet material spare high accuracy shaft hole has the characteristics of being convenient for produce different diameter sheet material spare.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a die-cut mould in sheet material spare high accuracy shaft hole, includes upper die base and die holder, the upper die base with die holder inboard fixedly connected with cope match-plate pattern and lower bolster respectively, cope match-plate pattern and lower bolster central point put and all run through and have seted up the round hole, two equal sliding connection has supplementary cover, two in the round hole inboard supplementary cover inboard all is equipped with the clamping ring, and two the clamping ring all is located in the round hole, lower bolster top sliding connection has two fixed plates, cope match-plate pattern bottom sliding connection has two clamp plates, the fixed plate with the clamp plate all is located the both sides of round hole, two the clamp plate is kept away from one side of round hole all is equipped with the screw rod, and two the screw rod slides in the clamp plate, two be equipped with the drift.

Preferably, the auxiliary sleeve is a hollow cylinder, and the outer wall of the auxiliary sleeve is fixedly connected with two symmetrical positioning lugs.

Preferably, the inner sides of the upper template and the lower template are both provided with two symmetrical positioning grooves, the positioning grooves are communicated with the round holes, and the two positioning lugs slide in the positioning grooves.

Preferably, two grooves are formed in the top of the lower template, and the two fixing plates slide in the grooves.

Preferably, the fixed plate is internally threaded with a countersunk screw, and one end of the countersunk screw penetrates through the fixed plate and is in contact with and pressed against the lower template.

Preferably, two sliding grooves are formed in the bottom of the upper die plate, the two pressing plates slide in the sliding grooves, and the two screws are fixed in the sliding grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the supplementary cover and the briquetting that set up, dismantle the fixed plate on the lower bolster through the countersunk screw, twist the nut on the screw rod in the cope match-plate pattern, make the clamp plate slide in the spout, at this moment can take the drift out, then can dismantle out with the supplementary cover of cope match-plate pattern and lower bolster, the diameter of punching as required changes supplementary cover, this kind sets up simple structure, is convenient for change the die holder of the diameter that needs punch, has saved the cost, improves production efficiency.

2. Through the locating convex block and the clamping ring that set up, the locating convex block can slide at the constant head tank, and the locating convex block can restrict supplementary cover and can not be at the round hole internal rotation, is convenient for change supplementary cover, improves the accuracy that supplementary cover was installed in the round hole, and the clamping ring is pressed on supplementary cover, and fixed plate and clamp plate can spacing clamping ring and supplementary cover in lower bolster and the cope match-plate pattern respectively, improve the stability that the device used.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the upper die plate of the present invention;

FIG. 4 is a schematic structural view of the auxiliary sleeve of the present invention;

fig. 5 is a schematic structural view of the middle and lower templates of the present invention.

In the figure: 1. an upper die holder; 2. a lower die holder; 3. a lower template; 301. a groove; 31. a fixing plate; 4. pressing a ring; 5. an auxiliary sleeve; 51. positioning the bump; 6. a circular hole; 7. positioning a groove; 8. mounting a template; 801. a chute; 81. pressing a plate; 82. a screw; 9. and (4) punching.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a die-cut mould in sheet material spare high accuracy shaft hole, including upper die base 1 and die

holder

2, 2 inboard fixedly connected with cope match-plate pattern 8 and the lower bolster 3 respectively of cope match-plate pattern 1 and die holder, cope match-

plate pattern

8 and 3 central points of lower bolster put and all run through and have seted up

round hole

6, 6 inboard equal sliding connection of two round holes has

auxiliary sleeve

5, 5 inboard all are equipped with clamping ring 4 for two auxiliary sleeves, and two clamping ring 4 all are located round

hole

6, 3 top sliding connection of lower bolster have two

fixed plates

31, 8 bottom sliding connection of cope match-plate pattern have two clamp plates 81, fixed plate 31 and clamp plate 81 all are located the both sides of round hole 6, one side that round hole 6 was kept away from to two clamp plates 81 all is equipped with screw rod 82, and two screw rod 82 slide.

In this embodiment: the inner sides of the upper die holder 1 and the lower die holder 2 are respectively fixedly connected with an upper die plate 8 and a lower die plate 3, the central positions of the upper die plate 8 and the lower die plate 3 are respectively penetrated and provided with a round hole 6, the inner sides of the two round holes 6 are respectively connected with an auxiliary sleeve 5 in a sliding way, the inner sides of the two auxiliary sleeves 5 are respectively provided with a press ring 4, the press ring 4 is pressed on the auxiliary sleeve 5, a fixing plate 31 and a press plate 81 can respectively limit the press ring 4 and the auxiliary sleeve 5 in the lower die plate 3 and the upper die plate 8, the use stability of the device is improved, the two press rings 4 are respectively positioned in the round holes 6, the top of the lower die plate 3 is connected with two fixing plates 31 in a sliding way, the fixing plates 31 can be pressed on the press ring 4 in the lower die plate 3 and press half of the press ring 4, the punching of the punch 9 can not be influenced, the bottom of, the two screws 82 slide in the pressing plates 81, the punch 9 is arranged between the two pressing plates 81, the fixing plate 31 on the lower template 3 can be detached, the nut on the screw 82 in the upper template 8 is screwed, the pressing plates 81 slide in the sliding grooves 801, at this time, the punch 9 can be drawn out, then the press ring 4 and the auxiliary sleeve 5 in the upper template 8 and the lower template 3 can be detached, the auxiliary sleeve 5 and the press ring 4 are replaced according to the diameter of the hole to be punched, the inner diameters of the auxiliary sleeve 5 and the press ring 4 correspond to the diameter of the hole to be punched, after the replacement, the fixing plate 31 is fixed by a countersunk screw, the nut on the screw 82 in the upper template 8 is screwed, the auxiliary sleeve 5 and the press ring 4 in the upper template 8 of the pressing plates 81 are blocked, the replaced punch 9 is inserted between the pressing plates 81 and in the auxiliary sleeve 5, then the pressing plates 81 are fastened by the nut, then the shaft hole punching can be, the die holder with the diameter needing to be punched is convenient to replace, the cost is saved, and the production efficiency is improved.

Specifically, the auxiliary sleeve 5 is a hollow cylinder, and the outer wall of the auxiliary sleeve 5 is fixedly connected with two symmetrical positioning bumps 51; the positioning convex block 51 can slide in the positioning groove 7, and the positioning convex block 51 can limit the auxiliary sleeve 5 not to rotate in the round hole 6, so that the auxiliary sleeve 5 is convenient to replace, and the accuracy of the auxiliary sleeve 5 installed in the round hole 6 is improved.

Specifically, two symmetrical positioning grooves 7 are formed in the inner sides of the upper template 8 and the lower template 3, the positioning grooves 7 are communicated with the circular hole 6, and the two positioning lugs 51 slide in the positioning grooves 7; two symmetrical positioning grooves 7 are formed in the inner sides of the upper template 8 and the lower template 3, the positioning convex blocks 51 slide in the positioning grooves 7, the positions of the auxiliary sleeves 5 can be limited by the positioning convex blocks 51, and the use accuracy of the device can be improved.

Specifically, two grooves 301 are formed in the top of the lower template 3, and the two fixing plates 31 slide in the grooves 301; the fixing plate 31 slides in the groove 301, the fixing plate 31 on the lower template 3 can be detached through a countersunk screw, and the auxiliary sleeve 5 and the pressing ring 4 in the lower template 3 are convenient to detach.

Specifically, a countersunk screw is connected to the inner thread of the fixing plate 31, and one end of the countersunk screw penetrates through the fixing plate 31 and is in contact with and pressed against the lower die plate 3; be equipped with the countersunk screw on the fixed plate 31, the countersunk screw can be buried in fixed plate 31, can not influence the use of device, can convenient to detach and installation fixed plate 31 through the countersunk screw.

Specifically, the bottom of the upper template 8 is provided with two sliding grooves 801, the two pressing plates 81 slide in the sliding grooves 801, and the two screws 82 are fixed in the sliding grooves 801; the nut on the screw rod 82 in the upper die plate 8 is screwed to enable the pressing plate 81 to slide in the sliding groove 801, the punch 9 can be drawn out at this time, then the pressing ring 4 and the auxiliary sleeve 5 in the upper die plate 8 can be detached, the pressing plate 81 can be fixed by screwing the nut on the screw rod 82, the pressing plate 81 blocks the auxiliary sleeve 5 and the pressing ring 4 in the upper die plate 8, the punch 9 is fixed, and the screw rod 82 and the nut are both positive and negative wires, so that the stability of the device can be improved.

The utility model discloses a theory of operation and use flow: when the die needs to punch holes with different diameters for different sheet materials, the fixing plate 31 on the lower die plate 3 can be detached, the nut on the screw rod 82 in the upper die plate 8 is screwed, the pressing plate 81 slides in the sliding groove 801, at this time, the punch 9 can be drawn out, then the press ring 4 and the auxiliary sleeve 5 in the upper die plate 8 and the lower die plate 3 can be detached, the auxiliary sleeve 5 and the press ring 4 can be replaced according to the diameter needing to be punched, the inner diameters of the auxiliary sleeve 5 and the press ring 4 correspond to the diameter of the punched hole, at this time, the auxiliary sleeve 5 and the press ring 4 can be sequentially placed into the circular hole 6, the fixing plate 31 is placed into the groove 301 on the lower die plate 3 and fastened by using countersunk head screws, the nut on the screw 82 in the upper die plate 8 is screwed, the pressing plate 81 blocks the auxiliary sleeve 5 and the press ring 4 in the upper die plate 8, the replaced punch 9 is inserted between the pressing plates 81 and in the auxiliary sleeve 5, the die may then be used to perform hole die cutting.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a die-cut mould in sheet material spare high accuracy shaft hole, includes upper die base (1) and die holder (2), its characterized in that: the die comprises an upper die base (1) and a lower die base (2), wherein the inner sides of the upper die base (1) and the lower die base (2) are respectively fixedly connected with an upper die plate (8) and a lower die plate (3), the center positions of the upper die plate (8) and the lower die plate (3) are respectively provided with a round hole (6) in a penetrating manner, the inner sides of the two round holes (6) are respectively connected with an auxiliary sleeve (5) in a sliding manner, the inner sides of the two auxiliary sleeves (5) are respectively provided with a pressing ring (4), the two pressing rings (4) are respectively positioned in the round holes (6), the top of the lower die plate (3) is connected with two fixed plates (31) in a sliding manner, the bottom of the upper die plate (8) is connected with two pressing plates (81) in a sliding manner, the fixed plates (31) and the pressing plates (81) are respectively positioned at the two sides of the round holes (6, a punch (9) is arranged between the two pressing plates (81).

2. The high-precision shaft hole punching die for the sheet material part according to claim 1, wherein: the auxiliary sleeve (5) is a hollow cylinder, and the outer wall of the auxiliary sleeve (5) is fixedly connected with two symmetrical positioning convex blocks (51).

3. The high-precision shaft hole punching die for the sheet material part according to claim 2, wherein: two symmetrical positioning grooves (7) are formed in the inner sides of the upper template (8) and the lower template (3), the positioning grooves (7) are communicated with the round holes (6), and the two positioning convex blocks (51) slide in the positioning grooves (7).

4. The high-precision shaft hole punching die for the sheet material part according to claim 1, wherein: two grooves (301) are formed in the top of the lower template (3), and the two fixing plates (31) slide in the grooves (301).

5. The high-precision shaft hole punching die for the sheet material part according to claim 1, wherein: the fixing plate (31) is connected with a countersunk screw through internal threads, and one end of the countersunk screw penetrates through the fixing plate (31) and is in contact with and pressed by the lower die plate (3).

6. The high-precision shaft hole punching die for the sheet material part according to claim 1, wherein: two sliding grooves (801) are formed in the bottom of the upper template (8), the two pressing plates (81) slide in the sliding grooves (801), and the two screws (82) are fixed in the sliding grooves (801).