CN220072989U - Square tube punching die - Google Patents
Square tube punching die Download PDFInfo
- Publication number
- CN220072989U CN220072989U CN202321609312.3U CN202321609312U CN220072989U CN 220072989 U CN220072989 U CN 220072989U CN 202321609312 U CN202321609312 U CN 202321609312U CN 220072989 U CN220072989 U CN 220072989U
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- CN
- China
- Prior art keywords
- fixing seat
- die
- square tube
- movable
- hole
- Prior art date
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Links
- 238000004080 punching Methods 0.000 title claims abstract description 47
- 238000003825 pressing Methods 0.000 claims abstract description 41
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Punching Or Piercing (AREA)
Abstract
The utility model provides a square tube punching die, which comprises: the punch press comprises a punch press fixing seat, a pressing plate, a female die fixing seat, a movable press block fixing seat and a movable press block, wherein the punch press fixing seat is arranged on an upper die seat, a punch press is arranged in the punch press fixing seat, the pressing plate is connected with the punch press fixing seat through a nitrogen spring and is provided with an upper through hole for punching the punch press, the female die fixing seat is arranged on a lower die seat and is provided with a female die and a pushing groove, the female die is provided with a lower through hole corresponding to the upper through hole and a punching position for forming a square tube with the pushing groove, the movable press block fixing seat is arranged on one side of the female die fixing seat and is located above the pushing groove, and the upper end of the movable press block is arranged in the movable press block fixing seat and is connected with the movable press block fixing seat through a spring and can move up and down. The square tube punching device can be subjected to the acting force of the internal movable pressing block after being pushed into the punching position, and is stable in placement, stable in production and high in punching precision.
Description
Technical Field
The utility model relates to the technical field of stamping dies, in particular to a square tube stamping die.
Background
Square pipe is hollow square steel pipe, is used for building, machinery manufacturing, steel construction field often, sometimes need to carry out the punching operation to its tip for dodge or connect.
The existing square tube punching die is complex, large in size and heavy, inconvenient to use, and particularly unstable in square tube placement and low in punching precision after the square tube is pushed into the punching position, so that the punching requirement of higher precision cannot be met.
In addition, after square pipe punching is completed, the waste material is limited in sliding out, and the waste material needs to be cleaned additionally, so that the overall production efficiency is limited.
Therefore, the prior art needs to be improved, so that the stability of the workpiece placement can be ensured, and the waste can smoothly slide out.
Disclosure of Invention
The utility model provides a square tube punching die which is used for solving the problems.
The utility model adopts a technical scheme that: provided is a square tube punching die, comprising: the punch comprises a punch fixing seat, a pressing plate, a female die fixing seat, a movable pressing block fixing seat and a movable pressing block;
the punch fixing seat is arranged on the upper die seat, a punch is arranged in the punch fixing seat, the pressure plate is connected with the punch fixing seat through a nitrogen spring and is provided with an upper through hole for punching the punch, the die fixing seat is arranged on the lower die seat and is provided with a die and a pushing groove, the die is provided with a lower through hole corresponding to the upper through hole and forms a punching position of a square tube with the pushing groove, the movable press block fixing seat is arranged on one side of the die fixing seat and is positioned above the pushing groove, the upper end of the movable press block is arranged in the movable press block fixing seat and is connected with the movable press block fixing seat through a spring, the movable press block can move up and down, when the square tube is pushed into the punching position, the movable press block presses the inner wall of the square tube under the action of the spring, so that the square tube is more stable in the punching position, and the punching precision is high.
Furthermore, a punch fixing seat insert is further arranged in the punch fixing seat and used for adapting to different punch structures.
Furthermore, the female die fixing seat is also provided with a locating plate for limiting the pushing-in position of the square tube.
Furthermore, a pressing plate insert is further arranged below the pressing plate so as to stagger the positioning plate to press the square tube.
Furthermore, a pressing plate extension plate is arranged below the pressing plate and is positioned on one side of the pressing plate insert.
Further, the female die fixing seat and the lower die seat are internally provided with blanking through holes, the upper ends of the blanking through holes in the female die fixing seat are connected with the lower through holes, the middle section passes through the push-in groove, and the lower ends of the female die fixing seat and the lower die seat are connected with the blanking through holes in the lower die seat, so that blanking is facilitated.
Further, still be provided with spacing chamber in the movable briquetting fixing base, be provided with the locating pin that runs through the movable briquetting in the spacing chamber, when square pipe is pushed in, the movable briquetting moves compression spring upward, and the back is withdrawed from to square pipe, and the movable briquetting moves down until the locating pin supports in spacing chamber bottom.
Furthermore, the concave die and the movable pressing block are provided with inclined planes at one sides facing the pushing direction of the square tube, so that the square tube is pushed in.
The square tube punching die has the beneficial effects that:
1. the movable pressing block fixing seat is arranged on the side of the female die fixing seat, the movable pressing block capable of moving up and down is arranged below the fixing seat, so that the square tube can be subjected to the acting force of the movable pressing block inside after being pushed into the punching position, the production is stable, and the punching precision is high.
Drawings
Fig. 1 is a schematic diagram showing a closed die state of a square tube punching die according to a first embodiment of the utility model;
fig. 2 is a schematic diagram showing a die-opening state of a square tube punching die according to a first embodiment of the utility model;
FIG. 3 is a schematic view illustrating the arrangement of a movable press block fixing seat according to a first embodiment of the present utility model;
the components in the drawings are marked as follows: 1. the punch fixing seat, 2, the punch, 3, the pressure plate, 4, the die fixing seat, 5, the die, 6, the movable pressing block fixing seat, 7, the movable pressing block, 8, the locating plate, 9, the square tube, 11, the punch fixing seat insert, 31, the pressure plate insert, 32, the pressure plate extension plate, 41, the push groove, 42, the blanking through hole, 51, the lower through hole, 61, the spring, 62, the limiting cavity, 63 and the locating pin.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "left," "right," "front," "rear," "horizontal," "vertical," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the components or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 3, a first embodiment of the present utility model provides a punching die for square tubes 9, comprising: the punch fixing seat 1, the pressing plate 3, the female die fixing seat 4, the movable press block fixing seat 6 and the movable press block 7;
the punch fixing seat 1 is arranged on the upper die seat, a punch fixing seat insert 11 and a punch 2 are arranged in the upper die seat, and the punch fixing seat insert 11 is matched with the structure of the fixed end of the punch to limit the punch;
the material pressing plate 3 is connected with the punch fixing seat 1 through a nitrogen spring 61 and is provided with an upper through hole for punching by the punch 2;
the female die fixing seat 4 is arranged on the lower die seat, a female die 5 and a pushing groove 41 are arranged on the female die, the female die 5 is provided with a lower through hole 51 corresponding to the upper through hole, and the lower through hole and the pushing groove 41 form a punching position of the square tube 9, namely a fixed position after the square tube 9 is pushed in;
the movable press block fixing seat 6 is arranged on one side of the female die fixing seat 4 and is positioned above the pushing groove 41, the upper end of the movable press block 7 is arranged in the movable press block fixing seat 6 and can move up and down, when the square pipe 9 is pushed to a punching position, the pipe wall pushes the movable press block 7 to move up and compress the spring 61, after the square pipe 9 is in place, the movable press block 7 presses down the inner wall of the square pipe 9 under the action of the spring 61, so that the square pipe 9 is more stable at the punching position, and the punching precision is high.
Specifically, the movable press block fixing seat 6 is also provided with a limiting cavity 62, a locating pin 63 penetrating the movable press block 7 is arranged in the limiting cavity 62, when the square pipe 9 is pushed in, the movable press block 7 moves upwards to compress the spring 61, and after the square pipe 9 is withdrawn, the movable press block 7 moves downwards until the locating pin 63 abuts against the bottom of the limiting cavity 62.
Specifically, the female die 5 and the movable pressing block 7 are provided with inclined planes at one sides facing the pushing direction of the square tube 9, so that the square tube 9 is pushed in, and the female die 5 and the movable pressing block 7 are subjected to heat treatment and have certain hardness, so that abrasion is reduced.
The die fixing seat 4 is provided with a locating plate 8, and the left end of the locating plate 8 is pressed on the die 5 and used for limiting the pushing-in position of the square tube 9.
Specifically, the lower part of the pressing plate 3 is also provided with a pressing plate insert 31 and a pressing plate extension plate 32, and the pressing plate insert 31 and the positioning plate 8 are in dislocation design so as to press the square tube 9 during die closing, and the pressing plate extension plate 32 is positioned at the left side of the pressing plate insert 31 so as to press the square tube 9 better.
The die fixing seat 4 and the lower die seat are respectively provided with a blanking through hole 42, the upper end of the blanking through hole 42 in the die fixing seat 4 is connected with a lower through hole 51, the middle section passes through the pushing groove 41, and the lower end is connected with the blanking through hole 42 in the lower die seat, so that blanking is facilitated;
when the die is closed, the blanking falls into the blanking through hole 42 of the female die fixing seat 4 and is blocked by the pipe wall of the square pipe 9, and when the die is opened, the square pipe 9 is withdrawn, and the blanking continuously passes through the lower die seat downwards to the corresponding collecting device.
Specifically, the blanking through hole 42 of the die holder 4 is wider at a portion below the push-in groove 41 so that blanking can smoothly pass through.
The square tube punching die has the beneficial effects that:
1. the movable pressing block fixing seat is arranged on the side of the female die fixing seat, and the movable pressing block capable of moving up and down is arranged below the fixing seat, so that the square tube can be subjected to the acting force of the movable pressing block inside after being pushed into the punching position, the production is stable, and the punching precision is high;
2. the blanking through hole communicated with the lower through hole is designed, so that waste materials generated by punching can smoothly slide out, additional cleaning is not needed, and the production efficiency is high;
3. the retreating position of the movable pressing block is limited through the design of the limiting cavity and the locating pin, and the movable pressing block is prevented from falling off.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (10)
1. Square pipe cut-out press, its characterized in that includes: the punch press comprises a punch press fixing seat, a pressing plate, a female die fixing seat, a movable press block fixing seat and a movable press block, wherein the punch press fixing seat is arranged on an upper die seat, a punch press is arranged in the punch press fixing seat, the pressing plate is connected with the punch press fixing seat through a nitrogen spring and is provided with an upper through hole for punching the punch press, the female die fixing seat is arranged on a lower die seat and is provided with a female die and a pushing groove, the female die is provided with a lower through hole corresponding to the upper through hole and a punching position for forming a square tube with the pushing groove, the movable press block fixing seat is arranged on one side of the female die fixing seat and is located above the pushing groove, and the upper end of the movable press block is arranged in the movable press block fixing seat and is connected with the movable press block fixing seat through a spring and can move up and down.
2. A square tube punching die according to claim 1, characterized in that a punch holder insert is further provided in the punch holder.
3. A square tube punching die according to claim 2, wherein the die fixing base is further provided with a positioning plate.
4. A square tube punching die according to claim 3, characterized in that a pressing plate insert is further arranged below the pressing plate.
5. The square tube punching die according to claim 4, wherein a pressing plate extension plate is further arranged below the pressing plate and located on one side of the pressing plate insert.
6. A square tube punching die according to any one of claims 1 to 5, wherein the die holder and the lower die holder are provided with blanking through holes, the upper end of the blanking through hole in the die holder is connected with the lower through hole, the middle section passes through the push-in groove, and the lower end is connected with the blanking through hole in the lower die holder.
7. The square tube punching die according to claim 6, wherein the female die and the movable pressing block are provided with inclined surfaces on one side in the pushing direction of the square tube so that the square tube can be pushed in.
8. A square tube punching die according to any one of claims 1 to 5, characterized in that a limiting cavity is further arranged in the movable press block fixing seat, and a positioning pin penetrating through the movable press block is arranged in the limiting cavity.
9. The square tube punching die according to claim 8, wherein the die fixing seat and the lower die seat are respectively provided with a blanking through hole, the upper end of the blanking through hole in the die fixing seat is connected with the lower through hole, the middle section passes through the push-in groove, and the lower end is connected with the blanking through hole in the lower die seat.
10. The square tube punching die according to claim 9, wherein the female die and the movable pressing block are provided with inclined surfaces on one side in the pushing direction of the square tube so that the square tube can be pushed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321609312.3U CN220072989U (en) | 2023-06-25 | 2023-06-25 | Square tube punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321609312.3U CN220072989U (en) | 2023-06-25 | 2023-06-25 | Square tube punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220072989U true CN220072989U (en) | 2023-11-24 |
Family
ID=88823102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321609312.3U Active CN220072989U (en) | 2023-06-25 | 2023-06-25 | Square tube punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220072989U (en) |
-
2023
- 2023-06-25 CN CN202321609312.3U patent/CN220072989U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |