CN213052325U - Car I-steel punching device convenient to two-way punching a hole - Google Patents
Car I-steel punching device convenient to two-way punching a hole Download PDFInfo
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- CN213052325U CN213052325U CN202021274399.XU CN202021274399U CN213052325U CN 213052325 U CN213052325 U CN 213052325U CN 202021274399 U CN202021274399 U CN 202021274399U CN 213052325 U CN213052325 U CN 213052325U
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Abstract
The utility model discloses a car I-steel punching device convenient to two-way punching a hole, it relates to elevator production technical field. The bottom of a top bracket of the device is provided with a hydraulic cylinder, the bottom of the hydraulic cylinder is provided with an upper die, the bottom of the upper die is provided with an upper punch seat, and the bottom of the upper punch seat is provided with an upper punch; the lower die comprises an outer die, a bottom die and a fixed die, the outer die is of an overhead box body structure, the bottom die is arranged at the bottom in the outer die, a space is reserved between the bottom dies on two sides, the fixed die is arranged above the bottom die, a first groove is formed in the top of the fixed die, and a second groove is formed in the bottom of the fixed die; the two fixed moulds are connected and fixed through a connecting strip, and two ends of the connecting strip are respectively connected with the two fixed moulds through pin shafts. The utility model has the advantages that: limiting the position of the I-shaped steel to ensure the punching quality; after one end of the I-steel is punched, the I-steel is fixed again without reassembling the fixed die after the fixed die is disassembled, the operation is simple and convenient, and the punching efficiency is high; the method is suitable for the I-shaped steel with different heights.
Description
Technical Field
The utility model relates to an elevator production technical field, concretely relates to car I-steel punching device convenient to two-way punching a hole.
Background
In recent years, with the advancement of urbanization and the improvement of living standard of residents, elevators have become indispensable vertical transportation means in production and life of common people. An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. A vertical lift elevator has a car that travels between at least two vertical rows of rigid guide rails. The size and the structural form of the car are convenient for passengers to access or load and unload goods. The lift car is an elevator assembly for transporting passengers and goods, is a working part of the elevator, and consists of a lift car frame and a lift car body. The elevator car body comprises a car bottom, a car wall, a car top, a car door and the like.
The sedan-chair top accessible I-steel is connected in order to ensure that the structure is more stable, and the I-steel needs to fix through the fixed orifices with the sedan-chair top is connected, and the I-steel is once only shaping usually, if will carry out the trompil on it, then need carry out punching a hole of relevant position to it through corresponding mould. The I-steel is of a three-dimensional structure, the die in the prior art is inconvenient to fix, the position of the I-steel can be moved during solid punching processing, the punching position is deviated, the punching quality is affected, the I-steel needs to be punched at two ends at times, the die needs to be reassembled, and the operation is troublesome.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a car I-steel punching device convenient to two-way punching a hole, when can solving to punch a hole the position is unset easily leads to the position of punching a hole to take place the skew, influence the quality of punching a hole, the both ends troublesome poeration scheduling problem when all needing to punch a hole.
In order to solve the technical problem, the utility model adopts the technical scheme that: comprises a workbench, a bracket, a hydraulic cylinder and a mould; a support is arranged above the workbench and provided with a side support and a top support, the top supports are connected to the tops of the two side supports, a hydraulic cylinder is arranged at the bottom of the top support, and a mold is arranged at the bottom of the hydraulic cylinder;
the die comprises an upper die and a lower die, the upper die is arranged at the bottom of the hydraulic cylinder, an upper punch seat is arranged at the bottom of the upper die, and upper punches which are symmetrically arranged are arranged at the bottom of the upper punch seat;
the lower die comprises an outer die, a bottom die and fixed dies, the outer die is of an overhead box structure, the outer die is fixed on a workbench, the bottom die is arranged at the bottom in the outer die, the bottom die is symmetrically arranged, a space is reserved between the bottom dies on two sides, the fixed dies are arranged above the bottom die, a first groove corresponding to the upper punch is formed in the top of each fixed die, a second groove corresponding to the upper punch is formed in the bottom of each fixed die, and the fixed dies on the two sides clamp and fix the I-steel;
the two fixed dies are fixedly connected through a connecting strip, and two ends of the connecting strip are respectively connected with the two fixed dies through pin shafts.
Furthermore, the bottom moulds are provided with a plurality of bottom moulds which are stacked up and down.
Further, the distance between the two bottom dies is equal to the width of the I-shaped steel.
Furthermore, the vertex angle of the fixed die and the I-shaped steel arc angle contact is arranged in an arc shape.
After adopting the structure, the utility model has the advantages that: the position of the I-steel is limited by the fixed die, and the fixed die can support the I-steel, so that punching is convenient to carry out, and the punching quality is ensured;
the two fixed dies are connected and fixed through the connecting strip, after one end of the I-shaped steel is punched, the I-shaped steel can be directly lifted, the I-shaped steel is inverted up and down, the other end of the I-shaped steel is also punched, the fixed dies do not need to be disassembled and then recombined to fix the I-shaped steel again, the operation is simple and convenient, and the punching efficiency is high;
to the I-steel of co-altitude, the accessible several die blocks stack and increase the height, and application scope is wider.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, the following technical solutions are adopted in the present embodiment: comprises a workbench 1, a bracket 2, a hydraulic cylinder 3 and a die; support 2 is installed to 1 top of workstation, and support 2 has side support and top support, and top leg joint is in the top of both sides support, and pneumatic cylinder 3 is installed to the bottom of top support, and the bottom of pneumatic cylinder 3 is equipped with the mould, through the drive of pneumatic cylinder 3, combines the effect of mould to punch a hole to the I-steel.
The mould includes mould 4 and lower mould 5, goes up mould 4 and installs in 3 bottoms of pneumatic cylinder, goes up punch holder 6 on 4 bottoms of mould, and the symmetry upper punch 7 that sets up is installed to the bottom of upper punch holder 6, and 3 drives of pneumatic cylinder 4 and pushes down, and upper mould 4 drives upper punch holder 6 and pushes down, and upper punch holder 6 drives the upper punch and pushes down together, punches a hole to the I-steel.
The lower die 5 comprises an outer die 51, a bottom die 52 and a fixed die 53, the outer die 51 is of an overhead box structure, the outer die 51 is fixed on the workbench 1, the bottom die 52 is arranged at the bottom in the outer die 51, the bottom die 52 is symmetrically arranged, the bottom die 52 is provided with a plurality of bottom dies 52, the bottom dies 52 are vertically stacked, for the I-shaped steel with different heights, the height can be increased by stacking the bottom dies 52, a space is reserved between the bottom dies 52 on two sides, the end part of the I-shaped steel can conveniently pass through, the spaced distance between the two bottom dies 52 is equal to the width of the I-shaped steel, and the end.
A fixed die 53 is arranged above the bottom die 52, a first groove 531 corresponding to the upper punch 7 is arranged at the top of the fixed die 53, a second groove 532 corresponding to the upper punch 7 is arranged at the bottom of the fixed die 53, the first groove 531 and the second groove 532 are completely the same in shape and size, the top angle of the fixed die 53 in arc-shaped contact with the I-steel is arranged in an arc shape, the I-steel is clamped and fixed by the fixed dies 53 at two sides, the fixed die 53 can support the I-steel for punching, the I-steel cannot deviate during punching, the punching quality is ensured, the two fixed dies 53 are connected and fixed through a connecting strip 533, two ends of the connecting strip 533 are respectively connected with the two fixed dies 53 through a pin 534, the I-steel can be directly lifted after one end of the I-steel is punched, and the fixed die 53 is fixed through the connecting strip 533, and the fixed die 53 does not, the I-steel can be directly inverted up and down, the other end of the I-steel can be punched, the operation is simple and convenient, the punching efficiency is high, the connecting strip 533 is detachably connected with the fixed die 53, the I-steel can be detached after the punching is finished, and the I-steel can be taken out.
The working principle is as follows: when both ends of an I-steel are required to be punched, a corresponding number of bottom dies 52 are selected according to the height of the I-steel and are arranged in an outer die 51, a plurality of bottom dies 52 are overlapped to increase the height, the I-steel is clamped through fixed dies 53, two fixed dies 53 are fixed through connecting strips 533, then one end of the I-steel is placed in a space between the two bottom dies 52, the fixed dies 53 are placed above the bottom dies 52, the fixed dies 53 support the end, needing to be punched, of the I-steel, then a hydraulic cylinder 3 is pressed downwards to drive an upper die 4 to be pressed downwards to drive an upper punch 7 to be pressed downwards to punch one end of the I-steel, the I-steel cannot deviate due to the limiting and fixing effect of the fixed dies 53 on the I-steel, the punching quality is ensured, after the I-steel and the fixed dies 53 are directly lifted simultaneously to invert the I-steel up and down, then one end, which is punched by the I-steel, the fixed die 53 is placed above the bottom die 52, the hydraulic cylinder 3 is pressed downwards, the upper punch 7 punches the other end of the I-shaped steel, when the other end of the I-shaped steel is punched, the fixed die 53 does not need to be disassembled and then recombined to fix the I-shaped steel again, the operation is simple and convenient, and the punching efficiency is high.
The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a car I-steel punching device convenient to two-way punching a hole which characterized in that: comprises a workbench, a bracket, a hydraulic cylinder and a mould; a support is arranged above the workbench and provided with a side support and a top support, the top supports are connected to the tops of the two side supports, a hydraulic cylinder is arranged at the bottom of the top support, and a mold is arranged at the bottom of the hydraulic cylinder;
the die comprises an upper die and a lower die, the upper die is arranged at the bottom of the hydraulic cylinder, an upper punch seat is arranged at the bottom of the upper die, and upper punches which are symmetrically arranged are arranged at the bottom of the upper punch seat;
the lower die comprises an outer die, a bottom die and fixed dies, the outer die is of an overhead box structure, the outer die is fixed on a workbench, the bottom die is arranged at the bottom in the outer die, the bottom die is symmetrically arranged, a space is reserved between the bottom dies on two sides, the fixed dies are arranged above the bottom die, a first groove corresponding to the upper punch is formed in the top of each fixed die, a second groove corresponding to the upper punch is formed in the bottom of each fixed die, and the fixed dies on the two sides clamp and fix the I-steel;
the two fixed dies are fixedly connected through a connecting strip, and two ends of the connecting strip are respectively connected with the two fixed dies through pin shafts.
2. The car I-steel punching device convenient for bidirectional punching according to claim 1, characterized in that: the bottom die is provided with a plurality of bottom dies which are stacked up and down.
3. The car I-steel punching device convenient for bidirectional punching according to claim 1, characterized in that: the distance between the two bottom dies is equal to the width of the I-shaped steel.
4. The car I-steel punching device convenient for bidirectional punching according to claim 1, characterized in that: the top angle of the arc angular contact between the fixed die and the I-shaped steel is arranged in an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021274399.XU CN213052325U (en) | 2020-07-03 | 2020-07-03 | Car I-steel punching device convenient to two-way punching a hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021274399.XU CN213052325U (en) | 2020-07-03 | 2020-07-03 | Car I-steel punching device convenient to two-way punching a hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213052325U true CN213052325U (en) | 2021-04-27 |
Family
ID=75569823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021274399.XU Active CN213052325U (en) | 2020-07-03 | 2020-07-03 | Car I-steel punching device convenient to two-way punching a hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213052325U (en) |
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2020
- 2020-07-03 CN CN202021274399.XU patent/CN213052325U/en active Active
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