CN211231910U

CN211231910U - Corrugated steel plate and necking die

Info

Publication number: CN211231910U
Application number: CN201922116386.3U
Authority: CN
Inventors: 张广荣; 王天利
Original assignee: Hengshui Yitong Pipe Industry Co Ltd
Current assignee: Hengshui Yitong Pipe Industry Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-11
Anticipated expiration: 2029-11-29

Abstract

The utility model provides a corrugated steel plate and throat mould belongs to corrugated steel technical field, and corrugated steel plate includes the arc plate body, sets up and be used for pegging graft the grafting portion that supports on the inner wall of adjacent arc plate body and be used for connecting the connecting portion of arc plate body and grafting portion at arc plate body end. The throat mould includes the upper die base, the die holder, set up the last briquetting on the upper die base, and set up the lower briquetting on the die holder, go up all be provided with on briquetting and the lower briquetting with the arc plate body, connecting portion and the profile that grafting portion shape suited, the utility model provides a corrugated steel plate and throat mould makes the arc plate body assemble into a complete corrugated pipe body, when assembling two corrugated pipe bodies, only need will set up the grafting portion at arc plate body tip, peg graft in the tip of adjacent corrugated pipe body, then can accomplish the connection between two or a plurality of corrugated pipe bodies through the fastener fixed, saved the cost of manufacture of corrugated pipe body.

Description

Corrugated steel plate and necking die

Technical Field

The utility model belongs to the technical field of the ripple steel, more specifically say, relate to a ripple steel sheet and throat mould.

Background

Corrugated pipes are increasingly widely used in various projects such as highways, culverts, underground pipelines, drainage pipes and the like. The method is characterized in that a plurality of corrugated pipes are required to be connected into a whole in the construction of various projects, the most common connection mode is flange connection when the corrugated pipes are connected with each other at present, and the specific method is that holes are drilled in the flanges after the flanges are manufactured, and then the flanges are welded on the end parts of the circular arc corrugated steel plates. And then the corrugated steel plates are connected through the flanges to reach the required pipe diameter specification, and then the multiple sections are connected into a whole through the connecting flange corrugated pipes. However, the flange connection requires the additional use of a large number of steel plates, which increases the cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrugated steel plate and throat mould aims at current corrugated steel pipe and splices through flange and need additionally use the high problem of a large amount of steel sheet cost of manufacture.

In order to achieve the above object, the utility model adopts the following technical scheme: the corrugated steel plate comprises an arc-shaped plate body, an inserting part and a connecting part, wherein the inserting part is arranged at the end of the arc-shaped plate body and used for being inserted and abutted against the inner wall of the adjacent arc-shaped plate body, the connecting part is used for connecting the arc-shaped plate body and the inserting part, the inserting part is arranged along an arc, the arc and the arc-shaped plate body are arranged concentrically, and the radius of the arc is smaller than that of the arc-shaped plate body.

As another embodiment of the present application, the length direction of the insertion portion is an arc-shaped plate disposed along the arc, the connection portion is also an arc-shaped plate having two sides respectively fixedly connected to the insertion portion and the end of the arc-shaped plate, and the connection portion and the insertion portion are disposed at an included angle.

As another embodiment of the present application, the insertion portion, the arc plate and the connecting portion are all integrally formed structures.

As another embodiment of the application, a plurality of connecting holes used for connecting and fixing the inserting part and the adjacent arc-shaped plate bodies are further formed in the inserting part.

As another embodiment of the present application, the connection holes are staggered along the length direction of the insertion part, and the connection holes are all rectangular holes.

The utility model provides a corrugated steel plate's beneficial effect lies in: compared with the prior art, the end part of the arc-shaped plate body is provided with the insertion part, and the insertion part is connected with the arc-shaped plate body through the connecting part. The utility model discloses corrugated steel plate, through the side interconnect with a plurality of arc plate bodies, make arc plate body assemble into a complete ripple body, the setting constitutes the annular that a radius is less than the body at the grafting portion of arc plate body end, when assembling two ripple bodies, only need will set up the grafting portion at arc plate body end, peg graft in the tip of adjacent ripple body, then can accomplish the connection between two or a plurality of ripple bodies through the fastener and fix, the precision of body assembly has been improved, the cost of manufacture of ripple body has been saved.

The utility model also provides a throat mould for process the foretell corrugated steel plate of arbitrary, be in including upper die base, die holder, setting last briquetting on the upper die base and setting are in lower briquetting on the die holder, go up the briquetting with all be provided with the profile that suits with arc plate body, connecting portion and grafting portion shape on the lower briquetting.

As another embodiment of this application, still be provided with a plurality of elastic components that are used for prepressing to the arc plate body on the briquetting of going up, it is used for the installation to go up to be provided with on the briquetting of going up the briquetting the mounting hole of elastic component, the elastic component installation is fixed in the mounting hole.

As another embodiment of the application, the lower die pressing block is further provided with a positioning mechanism for positioning the end part of the arc-shaped plate body at the upper position of the lower die pressing block.

As another embodiment of this application, positioning mechanism is a plurality of locating pins that set up on the briquetting of lower mould, the tip of arc plate body supports and leans on the side at the locating pin.

As another embodiment of the present application, a guiding mechanism is further disposed between the upper die base and the lower die base, and the guiding mechanism includes a guiding sleeve disposed on the upper die base and a guiding post disposed on the lower die base and coaxially with the guiding sleeve.

The utility model provides a throat mould's beneficial effect lies in: compared with the prior art, the end part of the arc-shaped plate body is punched into the arc-shaped necking part through the pressing between the upper die pressing block arranged on the upper die base and the lower die pressing block arranged on the lower die base. The utility model discloses throat mould is with arc plate body and grafting portion integrated into one piece to adopt and concentrate unified production, improved the precision of assembling between the arc plate body, make corrugated steel plate's production more swiftly convenient, improved corrugated steel plate's production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a corrugated steel plate according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic perspective view of a necking die provided in an embodiment of the present invention;

fig. 4 is a schematic side view of the necking die provided in the embodiment of the present invention.

In the figure: 1. an arc-shaped plate body; 2. a plug-in part; 3. a connecting portion; 4. connecting holes; 5. an upper die holder; 6. a lower die holder; 61. a limiting block; 7. pressing the die block; 71. ejecting a pin; 8. pressing the lower die; 81. positioning pins; 9. a guide mechanism; 91. a guide sleeve; 92. and (6) a guide pillar.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2 together, the corrugated steel plate of the present invention will now be described. Corrugated steel plate, including the arc plate body 1, set up and be used for pegging graft at 1 end of arc plate body and lean on the grafting portion 2 on the inner wall of adjacent arc plate body 1 and be used for connecting the connecting portion 3 of arc plate body 1 with grafting portion 2, grafting portion 2 all sets up along an circular arc, and the circular arc sets up with arc plate body 1 is concentric, and the radius of circular arc is less than the radius of arc plate body 1.

Compared with the prior art, the corrugated steel plate provided by the embodiment is provided with the inserting portion 2 through the end portion of the arc-shaped plate body 1, and the inserting portion 2 is connected with the arc-shaped plate body 1 through the connecting portion 3. The utility model discloses corrugated steel plate, through the side interconnect with a plurality of arc plate bodies 1, make arc plate body 1 assemble into a complete ripple body, the setting constitutes a radius in the grafting portion 2 of arc plate body 1 tip and is less than the annular of body, when assembling two ripple bodys, only need will set up the grafting portion 2 at arc plate body 1 tip, peg graft in the tip of adjacent ripple body, then can accomplish the connection between two or a plurality of ripple bodys through the fastener and fix, the precision of body assembly has been improved, the cost of manufacture of ripple body has been saved.

As a specific embodiment of the corrugated steel plate of the present invention, please refer to fig. 1 and fig. 2 together, the length direction of the insertion portion 2 is an arc plate disposed along the arc, the connection portion 3 is also an arc plate with two sides respectively connected to the end portions of the insertion portion 2 and the arc plate body 1, and the connection portion 3 and the insertion portion 2 are disposed at an included angle. Grafting portion 2 is parallel with arc plate body 1 to connecting portion 3 all is the contained angle setting with grafting portion 2 and arc plate body 1, assembles into the bellows body at a plurality of arc plate body 1, and when two bellows bodies were assembled each other, connecting portion 3 can be through leaning on the tip (arc plate body 1 does not set up the one end of grafting portion 2 promptly) at adjacent bellows body, can play spacing effect, make between the two bellows bodies assemble more accurately, also improved the efficiency of assembling.

As a specific embodiment of the corrugated steel plate of the present invention, please refer to fig. 1 and 2, the insertion portion 2, the arc-shaped plate body 1, and the connecting portion 3 are all integrally formed structures. Grafting portion 2, arc plate body 1 and connecting portion 3 are all through the integrative stamping forming structure of special mould, and grafting portion 2, arc plate body 1 and connecting portion 3 are a body structure, make arc plate body 1's intensity better, and the intensity of the corrugated pipe body that also is arc plate body 1 assembles is better, also makes between two corrugated pipe bodies assemble more firmly reliably.

As a specific embodiment of the corrugated steel plate provided by the present invention, please refer to fig. 1 and 2, the insertion portion 2 is further provided with a plurality of connecting holes 4 for connecting the insertion portion 2 and the adjacent arc-shaped plate 1. The arrangement of the connecting holes 4 can fix the two corrugated pipe bodies only by passing through the connecting holes 4 arranged on the end parts of the inserting part 2 and the adjacent arc-shaped plate body 1 through bolts when the two corrugated pipe bodies are assembled, so that the two adjacent corrugated pipe bodies are assembled more quickly and conveniently, and the two corrugated pipe bodies are assembled more firmly and reliably.

As a specific embodiment of the corrugated steel plate of the present invention, please refer to fig. 1 and 2, the connecting holes 4 are arranged along the length direction of the inserting portion 2 in a staggered manner, and the connecting holes 4 are rectangular holes. Preferred connecting hole 4 all adopts the square, connecting hole 4 that sets up on the arc plate body 1 other end matches the setting each other with connecting hole 4 on grafting portion 2, connecting hole 4 sets up along the length direction of grafting portion 2 is crisscross, it is bigger to make the fixed area between grafting portion 2 and the adjacent arc plate body 1, it is more firm to fix between two corrugated pipe bodies, connecting hole 4 is the rectangular hole and makes and align more easily between connecting hole 4, make fixed convenient and fast more between two corrugated pipe bodies.

The utility model provides a throat mould please refer to and show 3 and 4 for processing the foretell corrugated steel plate of arbitrary, including upper die base 5, die holder 6, set up last briquetting 7 on upper die base 5 and set up the lower briquetting 8 on die holder 6, all be provided with the profile that suits with arc plate body 1, connecting

portion

3 and 2 shapes of grafting portion on last briquetting 7 and the lower briquetting 8. Wherein, the upper pressing block is provided with a groove which is matched with the shape of the end part of the arc-shaped plate body 1, and the lower pressing block 8 is provided with a bulge which is matched with the shape of the end part of the arc-shaped plate body 1.

Compared with the prior art, the necking die provided by the embodiment punches the end part of the arc-shaped plate body 1 into the arc-shaped necking part through the pressing between the upper die pressing block arranged on the upper die base 5 and the lower die pressing block 8 arranged on the lower die base 6. The utility model discloses throat mould, with

arc plate body

1 and 2 integrated into one piece of grafting portion, make the intensity of deck tape better. And adopt concentrated unified production, improved the precision of assembling between the arc plate body 1, make corrugated steel plate's production more swift convenient, improved corrugated steel plate's production efficiency.

As a specific implementation manner of the necking die, please refer to fig. 3 and fig. 4, still be provided with a plurality of being used for on the last mould pressing block and carry out pre-compaction elastic component to arc plate body 1, upward be provided with the mounting hole that is used for installing the elastic component on the mould pressing block, the elastic component installation is fixed in the mounting hole. The elastic piece can be arranged in the stamping production process of the corrugated steel plate, the blank of the corrugated steel plate is placed on the lower die pressing block 8, and in the process that the upper die pressing block moves downwards, before the upper die pressing block does not contact the corrugated steel plate, the elastic piece firstly abuts against the blank to fix the blank, so that the blank is prevented from moving in the process that the upper die pressing block presses downwards. In this embodiment, the elastic member is generally a pin 71, and the pin 71 is of the type NBK PSPS 5-30.

As a specific embodiment of the necking die of the present invention, please refer to fig. 3 and 4, the lower pressing block 8 is further provided with a positioning mechanism for positioning the end of the arc-shaped plate 1 on the lower pressing block 8. The positioning mechanism is arranged to conveniently position the blank of the corrugated steel plate on the lower die pressing block 8, so that the corrugated steel plate is more accurately stamped, and the production quality of the corrugated steel plate is ensured.

As a specific embodiment of the necking die, please refer to fig. 3 and 4, the positioning mechanism is a plurality of positioning pins 81 disposed on the lower die pressing block 8, and the end of the arc-shaped plate 1 abuts against the side of the positioning pins 81. The lower die pressing block 8 is provided with a threaded hole for installing the positioning pin 81, one end of the positioning pin 81 is provided with a thread matched with the threaded hole, so that the position of the blank of the corrugated steel plate on the lower die pressing block 8 can be conveniently positioned, the stamping of the corrugated steel plate is more accurate, and the production quality of the corrugated steel plate is ensured.

As a specific implementation manner of the necking die, please refer to fig. 3 and 4, a guiding mechanism 9 is further disposed between the upper die base 5 and the lower die base 6, and the guiding mechanism 9 includes a guiding sleeve 91 disposed on the upper die base 5 and a guiding post 92 disposed on the lower die base 6 and coaxially with the guiding sleeve 91. The quantity of uide bushing 91 and guide pillar 92 is four, sets up respectively in four bights of lower die base 6 and upper die base 5, and the uide bushing 91 has guaranteed with leading setting up, and the quality of corrugated steel plate production has been guaranteed to accurate direction in the mould reproduction process.

As a specific implementation manner of the necking die, please refer to fig. 3 and fig. 4, still be provided with stopper 61 between upper die base 5 and the die holder 6, stopper 61 sets up on the die holder 6, also is provided with the spacing face relative with stopper 61 position on the upper die base 5, and the distance of 5 downstream of upper die base can be restricted in setting up of stopper 61, prevents that the die holder 6 downstream distance too big leads to crushing the blank of corrugated steel board and warp. And still be provided with movable cushion on the stopper 61, movable cushion passes through the side that the chain is fixed to stopper 61, can take off movable cushion in the mould use, does not influence the normal use of mould, can place movable cushion the top of stopper 61 when the mould does not use with upper die base 5 and die holder 6 separation, place the profile deformation that the long-term contact of briquetting and lower briquetting 8 leads to briquetting and lower briquetting 8 on the briquetting.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The corrugated steel plate is characterized by comprising an arc-shaped plate body, an inserting part and a connecting part, wherein the inserting part is arranged at the end of the arc-shaped plate body and used for being inserted and abutted against the inner wall of the adjacent arc-shaped plate body, the connecting part is used for connecting the arc-shaped plate body and the inserting part, the inserting part is arranged along an arc, the arc and the arc-shaped plate body are arranged concentrically, and the radius of the arc is smaller than that of the arc-shaped plate body.

2. The deck plate as claimed in claim 1, wherein the length direction of the insertion portion is an arc-shaped plate disposed along the arc, and the connecting portion is also an arc-shaped plate having two sides fixedly connected to the insertion portion and the end portion of the arc-shaped plate respectively, and the connecting portion and the insertion portion are disposed at an included angle.

3. A deck as defined in claim 2, wherein said mating portion, said arcuate plate, and said connecting portion are all of an integrally formed construction.

4. A deck as defined in claim 3, wherein said mating portion further has a plurality of connecting holes for connecting and fixing said mating portion to said adjacent arcuate plate members.

5. A deck plate as defined in claim 4, wherein said coupling holes are arranged alternately in the longitudinal direction of said insertion portion, and said coupling holes are rectangular holes.

6. A necking die for processing the corrugated steel plate as claimed in any one of claims 1 to 5, comprising an upper die holder, a lower die holder, an upper pressing block arranged on the upper die holder, and a lower pressing block arranged on the lower die holder, wherein the upper pressing block and the lower pressing block are respectively provided with a molded surface which is matched with the shapes of the arc-shaped plate body, the connecting part and the inserting part.

7. A necking die according to claim 6, wherein the upper pressing block is further provided with a plurality of elastic members for prepressing the arc-shaped plate body, the upper pressing block is provided with mounting holes for mounting the elastic members, and the elastic members are fixedly mounted in the mounting holes.

8. A necking die of claim 7, wherein the lower pressing block is further provided with a positioning mechanism for positioning an end of the arc-shaped plate body on the lower pressing block.

9. A necking die of claim 8, wherein the positioning mechanism is a plurality of positioning pins provided on the lower die pressing block, and the end of the arc-shaped plate abuts against the side surfaces of the positioning pins.

10. A necking die according to any one of claims 6 to 9, wherein a guide mechanism is further provided between the upper die base and the lower die base, the guide mechanism comprising a guide sleeve provided on the upper die base and a guide post provided on the lower die base and coaxially provided with the guide sleeve.