CN218873420U

CN218873420U - Tube end radial gap blanking die

Info

Publication number: CN218873420U
Application number: CN202223383616.0U
Authority: CN
Inventors: 何海浪
Original assignee: Shanghai Wenxiu Industrial Co ltd
Current assignee: Shanghai Wenxiu Industrial Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-04-18
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a radial breach blanking mould of pipe end, including cover half seat and movable mould seat, the bottom fixedly connected with cutter of movable mould seat, the cover half piece of the upside fixedly connected with rectangle of cover half seat, the locating piece of the front side fixedly connected with rectangle of cover half piece, the front side middle part of locating piece is equipped with the circular slot, the endocentric bracing piece of circular slot middle part fixedly connected with, the root of bracing piece is equipped with the sword groove of vertical running through, can make the cutting part of its lower extreme insert the sword groove behind the cutter downstream, the diameter of circular slot is greater than the diameter of bracing piece, the front side middle part of locating piece is equipped with vertical rectangular channel, the rectangular channel runs through along the radial vertical of circular slot. Utilize the breach of mode processing pipe end of blanking, the breach size uniformity of processing out is high and the efficient of processing, utilizes locating pin subassembly to carry out circumference fixed to last one breach that takes shape, and then realizes processing out four evenly distributed's breach at the tip of pipe, improves the quality of follow-up throat.

Description

Tube end radial gap blanking die

Technical Field

The utility model relates to the technical field of mold, specifically be the radial breach blanking mould of pipe end.

Background

The blanking is a stamping process for separating part of materials or working procedure pieces from another part of materials, working (working) pieces or waste materials by using a stamping die, the blanking is to make the plate generate shearing deformation and separation along a certain contour line by using a cutting edge of the stamping die, and the plate does not generate plastic deformation except metal near the shearing contour line in the blanking process. When the end of a round pipe is subjected to necking processing, if the diameter change is large, the situation of wrinkling is easy to occur, in order to avoid wrinkling, notches shown in the attached drawing 1 are cut at the pipe end, so that a part of materials are removed, at present, a cutting machine is adopted to cut the notches, the efficiency of the processing mode is low, the notches are difficult to be uniformly distributed, and the roundness of the necking is influenced due to the fact that the notches are not uniformly distributed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radial breach blanking mould of pipe end to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the die comprises a fixed die base and a movable die base, wherein a die handle is fixedly mounted in the middle of the upper side of the movable die base, a cutter is fixedly connected to the bottom of the movable die base, a fixed die block of a rectangle is fixedly connected to the upper side of the fixed die base, a positioning block of a rectangle is fixedly connected to the front side of the fixed die block, a circular groove is formed in the middle of the front side of the positioning block, a concentric supporting rod is fixedly connected to the middle of the circular groove, a vertical cutter groove penetrates through the root of the supporting rod, the cutter can enable the cutting portion of the lower end of the cutter to be inserted into the cutter groove after moving downwards, the diameter of the circular groove is larger than that of the supporting rod, a vertical rectangular groove is formed in the middle of the front side of the positioning block, and the rectangular groove penetrates through the circular groove along the radial direction of the circular groove.

Preferably, the bottom of the movable die holder is fixedly connected with two symmetrical guide rods, and the lower ends of the guide rods are in sliding connection with the fixed die block.

Preferably, the side fixedly connected with level of locating piece is to locating pin subassembly, locating pin subassembly includes the sleeve, telescopic left end is pegged graft and is inserted the post, the concentric bolt of the inner end fixedly connected with of inserting the post, the right-hand member of bolt extends the circular slot.

Preferably, the outer wall of the sleeve is provided with external threads, the side face of the positioning block is provided with a threaded hole horizontally extending to the circular groove, and the sleeve is screwed into the threaded hole.

Preferably, the right end of the inner cavity of the sleeve is connected with a spring, a circular ring is axially fixed on the bolt, and the other end of the spring is connected with the circular ring.

Preferably, the left end lateral surface of inserting the post is equipped with the arch, telescopic left end is equipped with the slot with protruding assorted.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses utilize the mode processing pipe end's of blanking breach, the breach size uniformity of processing out is high and the efficient of processing, utilizes locating pin assembly to carry out circumference fixed to last one breach that takes shape, and then realizes processing out four evenly distributed's breach at the tip of pipe, improves the quality of follow-up throat.

Drawings

FIG. 1 is a schematic structural view of the tube end of the present invention after being blanked;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic structural view of the fixed mold of the present invention;

fig. 4 is a schematic structural diagram of the dowel assembly of the present invention.

In the figure: 1. fixing a die holder; 2. a movable die holder; 3. a die shank; 4. determining a module; 5. positioning blocks; 6. a cutter; 7. a dowel assembly; 71. a sleeve; 72. inserting a column; 73. a bolt; 74. a spring; 75. a protrusion; 76. a circular ring; 77. a slot; 8. a guide bar; 9. a support bar; 10. a circular groove.

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.

Referring to fig. 2-4, the present invention provides a technical solution: the die bag for blanking the radial notch of the pipe end comprises a fixed die and a movable die, wherein the movable die comprises a movable die holder 2, a die handle 3 is fixedly installed in the middle of the upper side of the movable die holder 2, and a cutter 6 is fixedly connected to the bottom of the movable die holder 2; the fixed die comprises a fixed die seat 1, a rectangular fixed die block 4 is fixedly connected to the upper side of the fixed die seat 1, two symmetrical guide rods 8 are fixedly connected to the bottom of the movable die seat 2, and the lower ends of the guide rods 8 are slidably connected with the fixed die block 4.

Decide locating piece 5 of front side fixedly connected with rectangle of module 4, the front side middle part of locating piece 5 is equipped with circular slot 10, circular slot 10 middle part fixedly connected with concentric bracing piece 9, the root of bracing piece 9 is equipped with the sword groove of vertical running through, can make the cutting part of its lower extreme insert the sword groove after the cutter 6 moves down, the diameter of circular slot 10 is greater than the diameter of bracing piece 9, the front side middle part of locating piece 5 is equipped with vertical rectangular channel, the rectangular channel is along the radial vertical running through of circular slot 10, with the pipe cover on bracing piece 9 during processing, the inner chamber looks adaptation of bracing piece 9 and pipe, can punch out the breach at the pipe end when the cutter moves down along with the movable mould, the in-process of blanking, cutter 6 moves down along the rectangular channel.

Locating pin subassembly 7 to the side fixedly connected with level of locating piece 5, locating pin subassembly 7 includes sleeve 71, and the outer wall of sleeve 71 is equipped with the external screw thread, and the side of locating piece 5 is equipped with the screw hole that the level extends to circular slot 10, and sleeve 71 screw thread goes into the screw hole, and the left end of sleeve 71 is pegged graft and is had the post 72 of inserting, inserts the concentric bolt 73 of the inner end fixedly connected with of post 72, and the right-hand member of bolt 73 extends to circular slot 10. The spring 74 is connected with the right end of the inner cavity of the sleeve 71, the circular ring 76 is axially fixed on the bolt 73, the circular ring 76 can rotate freely, the other end of the spring 74 is connected with the circular ring 76, the spring 74 applies pulling force to the circular groove 10 to the bolt 73, after a notch is machined in the end portion of the circular pipe, the bolt 73 can be inserted into the notch by rotating 90 degrees, angle positioning is achieved, and four notches which are uniformly distributed can be machined in the end portion of the circular pipe through the mode. The left end side face of the inserting column 72 is provided with a protrusion 75, the left end of the sleeve 71 is provided with a slot 77 matched with the protrusion 75, the inserting column 72 is pulled out from the sleeve 71, and then the protrusion 75 and the slot 77 are staggered by rotating for a certain angle, so that the end part of the inserting pin 73 can retract from the circular groove 10, and the circumferential positioning of the circular pipe is released.

The working principle is as follows: install this blanking mould on the press, overlap the pipe on bracing piece 9 during processing breach, and the tip of pipe supports the bottom at circular slot 10, the back moves down along with movable die holder 2 to cutter 6, the breach is processed out at the upside of pipe, then when rotating the pipe 90, spring 74 pulling bolt 73 makes its tip insert in the breach of last processing, it is fixed to the circumference of pipe to pull outward to insert post 72, adopt this kind of mode can be at four evenly distributed's breach of pipe tip blanking out, supply follow-up processing throat to use.

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. Radial breach blanking die of pipe end, including fixed die base (1) and movable mould seat (2), the upside middle part fixed mounting of movable die base (2) has die shank (3), its characterized in that: the utility model discloses a cutting tool for cutting the core of a motor, including the movable die holder (2), the bottom fixedly connected with cutter (6) of movable die holder (2), the cover half piece (4) of the upside fixedly connected with rectangle of cover half seat (1), the locating piece (5) of the front side fixedly connected with rectangle of cover half piece (4), the front side middle part of locating piece (5) is equipped with circular slot (10), and the concentric bracing piece (9) of circular slot (10) middle part fixedly connected with, the root of bracing piece (9) is equipped with the sword groove of vertical running through, the sword groove can be inserted to the cutting part of its lower extreme after cutter (6) the lapse, the diameter of circular slot (10) is greater than the diameter of bracing piece (9), the front side middle part of locating piece (5) is equipped with vertical rectangular channel, the rectangular channel is along the radial vertical running through of circular slot (10).

2. The tube end radial notch blanking die of claim 1, wherein: the bottom of the movable die holder (2) is fixedly connected with two symmetrical guide rods (8), and the lower ends of the guide rods (8) are connected with the fixed die block (4) in a sliding mode.

3. The tube end radial notch blanking die of claim 1, wherein: the side fixedly connected with level of locating piece (5) is to locating pin subassembly (7), locating pin subassembly (7) include sleeve (71), the left end of sleeve (71) is pegged graft and is had post (72) of inserting, the inner end fixedly connected with concentric bolt (73) of post (72) of inserting, the right-hand member of bolt (73) extends to circular slot (10).

4. The tube end radial notch blanking die of claim 3, wherein: the outer wall of the sleeve (71) is provided with external threads, the side face of the positioning block (5) is provided with a threaded hole horizontally extending to the circular groove (10), and the sleeve (71) is screwed into the threaded hole.

5. The tube end radial notch blanking die of claim 4, wherein: the right end of the inner cavity of the sleeve (71) is connected with a spring (74), a circular ring (76) is axially fixed on the bolt (73), and the other end of the spring (74) is connected with the circular ring (76).

6. The tube end radial notch blanking die of claim 5, wherein: the left end lateral surface of inserting post (72) is equipped with arch (75), the left end of sleeve (71) is equipped with slot (77) with arch (75) assorted.