CN211803334U - Round pipe pin hole machine - Google Patents
Round pipe pin hole machine Download PDFInfo
- Publication number
- CN211803334U CN211803334U CN202020239576.4U CN202020239576U CN211803334U CN 211803334 U CN211803334 U CN 211803334U CN 202020239576 U CN202020239576 U CN 202020239576U CN 211803334 U CN211803334 U CN 211803334U
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- pin hole
- punching
- core rod
- channel
- pipe
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Abstract
The utility model relates to a round tube pinhole machine, which comprises a base, a lower clamping die, an upper clamping die, a pinhole core rod and a punching core rod, wherein the upper end surface of the lower clamping die is provided with a round tube placing arc groove; the punching core rod is arranged on a punching core rod channel arranged in the base, and the outer side of the base is connected with an air blowing pipe communicated with the punching core rod channel. The pin hole machine is used for punching the round pipe, pipe scraps can not enter the pipe but directly discharge out of the pin hole machine, so that the subsequent process of discharging the pipe scraps outside the pipe can be omitted, the operation steps are simplified, the production time is shortened, and the production efficiency is improved.
Description
Technical Field
The utility model relates to a pinhole machine, in particular to pipe pinhole machine.
Background
The working principle of the punching machine (pin hole machine) is that after raw materials are installed on a working machine platform, a punching die acts on the materials under the driving of a power mechanism (manual driving, hydraulic driving or air cylinder driving), and therefore punching operation is completed. The existing pin hole machine for the round pipe is characterized in that most of the existing pin hole machines for the round pipe are directly punched towards the inner part of the round pipe by a punching mechanism to form holes in the round pipe, pipe scraps generated in the punching process are punched into the round pipe in the punching mode and are not easy to discharge, the subsequent process of discharging the pipe scraps outside the round pipe needs to be added, the operation is complex, the production time consumption is long, and the production efficiency is low.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the round pipe pin hole machine is used for punching a round pipe, pipe scraps generated in the punching process can not enter the round pipe but directly discharge out of the round pipe pin hole machine, and the defects in the prior art are overcome.
The technical scheme for solving the technical problems is as follows: a round tube pin hole machine comprises a base, a lower clamping die arranged on the base, and an upper clamping die, a pin hole core rod and a punching core rod which are respectively driven by different cylinders, wherein the upper end surface of the lower clamping die is provided with a round tube placing arc groove, the middle part of the lower clamping die is provided with a pin hole channel communicated with the round tube placing arc groove, the central line of the pin hole channel is vertical to the central line of the round tube placing arc groove, the lower clamping die below the intersection of the round tube placing arc groove and the pin hole channel is also provided with a punching channel communicated with the round tube placing arc groove and the pin hole channel, the upper clamping die is provided with a round tube clamping arc groove matched with the round tube placing arc groove of the lower clamping die,
the base is provided with a horizontally arranged pin hole core rod channel communicated with the pin hole channel of the lower clamping die, the pin hole core rod is arranged in the pin hole core rod channel, and the outer side of the base is connected with a pipe scrap outlet pipe communicated with the pin hole channel of the lower clamping die; the punching die is characterized in that a vertically arranged punching core rod channel communicated with a pin hole channel of the lower clamping die is formed in the base, the punching core rod is installed on the punching core rod channel, and an air blow pipe communicated with the punching core rod channel is connected to the outer side of the base.
The pin hole core rod is a solid cylinder, and the cross section of one end, facing the lower die clamping pin hole channel, of the pin hole core rod is an inclined surface.
The punching core rod mainly comprises a cylindrical main body and a punching end part, the punching end part comprises a punching cylinder and a transition round table, the punching cylinder is connected with the transition round table, the transition round table is connected with the cylindrical main body, and the diameter of the punching cylinder is smaller than that of the cylindrical main body.
The utility model discloses be provided with the pinhole plug and the plug that punches a hole, during the pinhole, adopt the pinhole plug earlier to follow the horizontal direction and surely go out a hole with the pipe from the outside, the reuse plug that punches a hole will be cut before from vertical direction and is punched into the regular hole of shape. The pin hole core rod is horizontally cut from the outer side in the hole cutting process, and the cut pipe scraps can be directly discharged from the pipe scrap outlet pipe. Compared with the mode that pipe scraps can enter the round pipe during the existing hole cutting, the method can omit the subsequent process of discharging the pipe scraps outside the pipe, simplify the operation steps, shorten the production time and improve the production efficiency.
The technical features of a round pipe pin hole machine according to the present invention will be further described with reference to the accompanying drawings and embodiments.
Drawings
FIG. 1: the utility model relates to a structural schematic diagram of pipe pinhole.
FIG. 2: the utility model relates to a main sectional view of pipe pinhole.
FIG. 3: the utility model discloses lower clamp die front view.
FIG. 4: the utility model discloses lower clamp die left side view.
FIG. 5: the utility model discloses a pinhole plug front view.
FIG. 6: the utility model discloses a pinhole plug left side view.
FIG. 7: the utility model discloses a plug front view punches a hole.
FIG. 8: the utility model discloses a plug left side view punches a hole.
Detailed Description
Example 1: the utility model provides a pipe pinhole machine, includes base 1, installs lower die 3 that presss from both sides on the base and the last die 4, pinhole plug 2, the plug 7 that punches a hole that are driven by different cylinders respectively, the up end of pressing from both sides die 3 down is opened there is the pipe to place circular arc groove 31, and the middle part of pressing from both sides the die down is opened and is placed the pinhole passageway 32 that the circular arc groove link up with the pipe, and the central line of pinhole passageway is perpendicular with the central line that the circular arc groove was placed to the pipe, and the pipe is placed still to open on the lower die that circular arc groove and pinhole passageway intersection below, and the circular arc groove is placed with the pipe to the passageway that punches a hole, pinhole passageway intercommunication, it has the pipe that places circular arc groove complex pipe with the pipe of lower die to press from both sides to open on the last die 4 presss from both.
The base 1 is provided with a horizontally arranged pin hole core rod channel 11 communicated with the pin hole channel of the lower clamping die, the pin hole core rod 2 is arranged in the pin hole core rod channel 11, the pin hole core rod 2 can move left and right in the pin hole core rod channel 11, and the outer side of the base is connected with a pipe scrap outlet pipe 5 communicated with the pin hole channel of the lower clamping die; the punching die is characterized in that a vertically arranged punching core rod channel 12 communicated with a pin hole channel of the lower clamping die is formed in the base 1, the punching core rod 7 is installed on the punching core rod channel 12, the punching core rod 7 can move up and down in the punching core rod channel 12, and the outer side of the base is connected with an air blowing pipe 6 communicated with the punching core rod channel and used for blowing pipe scraps out of a machine through a pipe scrap outlet pipe 5.
In this embodiment, the pin hole core rod 2 is a solid cylinder, and the cross-sectional shape of one end of the pin hole core rod facing the lower die clamping pin hole channel is an inclined plane with a long upper part and a short lower part.
In this embodiment, the punching mandrel 7 mainly includes a cylindrical main body 71 and a punching end, the punching end includes a punching cylinder 73 and a transition circular truncated cone 72, the punching cylinder is connected with the transition circular truncated cone, the transition circular truncated cone is connected with the cylindrical main body, and the diameter of the punching cylinder is smaller than that of the cylindrical main body.
The utility model discloses in, the cylinder that drives each part is not drawn, and its connected mode with each part is prior art, and here is no longer repeated.
The use process comprises the following steps: the circular tube is placed in the circular tube placing arc groove 31 of the lower clamping die firstly, then the upper clamping die is closed to clamp the circular tube, the pin hole core rod 2 moves towards the circular tube, a hole is cut into the circular tube, the tube scraps fall into the pin hole channel 32 firstly, then air blown out of the blowing tube is blown out of the machine through the tube scrap outlet pipe 5, then the pin hole core rod 2 retreats, the punching core rod 7 moves towards the circular tube, the cut hole is punched into a hole with a regular shape, the pin hole is finished, and the upper clamping die is opened to take out the circular tube.
Claims (3)
1. The utility model provides a pipe pinhole machine which characterized in that: the punching device comprises a base, a lower clamping die arranged on the base, and an upper clamping die, a pin hole core rod and a punching core rod which are respectively driven by different cylinders, wherein the upper end surface of the lower clamping die is provided with a circular tube placing arc groove, the middle part of the lower clamping die is provided with a pin hole channel communicated with the circular tube placing arc groove, the central line of the pin hole channel is vertical to the central line of the circular tube placing arc groove, the lower clamping die below the intersection of the circular tube placing arc groove and the pin hole channel is also provided with a punching channel communicated with the circular tube placing arc groove and the pin hole channel, the upper clamping die is provided with a circular tube clamping arc groove matched with the circular tube placing arc groove of the lower clamping die,
the base is provided with a horizontally arranged pin hole core rod channel communicated with the pin hole channel of the lower clamping die, the pin hole core rod is arranged in the pin hole core rod channel, and the outer side of the base is connected with a pipe scrap outlet pipe communicated with the pin hole channel of the lower clamping die; the punching die is characterized in that a vertically arranged punching core rod channel communicated with a pin hole channel of the lower clamping die is formed in the base, the punching core rod is installed on the punching core rod channel, and an air blow pipe communicated with the punching core rod channel is connected to the outer side of the base.
2. The round pin hole machine of claim 1 wherein: the pin hole core rod is a solid cylinder, and the cross section of one end, facing the lower die clamping pin hole channel, of the pin hole core rod is an inclined surface.
3. A round pin hole machine according to claim 1 or 2 wherein: the punching core rod mainly comprises a cylindrical main body and a punching end part, the punching end part comprises a punching cylinder and a transition round table, the punching cylinder is connected with the transition round table, the transition round table is connected with the cylindrical main body, and the diameter of the punching cylinder is smaller than that of the cylindrical main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020239576.4U CN211803334U (en) | 2020-03-02 | 2020-03-02 | Round pipe pin hole machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020239576.4U CN211803334U (en) | 2020-03-02 | 2020-03-02 | Round pipe pin hole machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211803334U true CN211803334U (en) | 2020-10-30 |
Family
ID=72996764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020239576.4U Active CN211803334U (en) | 2020-03-02 | 2020-03-02 | Round pipe pin hole machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211803334U (en) |
-
2020
- 2020-03-02 CN CN202020239576.4U patent/CN211803334U/en active Active
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