CN211638385U - Copper pipe stretching end pretreatment device - Google Patents
Copper pipe stretching end pretreatment device Download PDFInfo
- Publication number
- CN211638385U CN211638385U CN201922290811.0U CN201922290811U CN211638385U CN 211638385 U CN211638385 U CN 211638385U CN 201922290811 U CN201922290811 U CN 201922290811U CN 211638385 U CN211638385 U CN 211638385U
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- China
- Prior art keywords
- copper pipe
- channel
- fixed
- bottom plate
- pretreatment device
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of copper pipe processing, and discloses a copper pipe stretching end part pretreatment device, which comprises a bottom plate, a copper pipe end part fixing mechanism and a punching mechanism; the copper pipe end fixing mechanism comprises a rectangular strip plate fixed in the middle of the bottom plate, a channel which is arranged in the front-back direction and is matched with the outer wall of a copper pipe to be stretched is formed on the rectangular strip plate, the copper pipe is placed in the channel, a pressing block is arranged above the rear end of the channel, and two through holes which penetrate through the channel in the left-right direction are formed at the front end of the channel; the punching mechanism comprises two electric drills respectively arranged on two sides of the rectangular strip plate, the electric drills are connected to the bottom plate in a sliding mode, each electric drill is connected with a drill bit, and the two drill bits are respectively aligned with the two through holes one by one. The copper pipe end subjected to diameter reduction is punched, so that the copper pipe end can be conveniently fixed by a stretching device, the phenomena of slipping, separation and the like are avoided, and the stretching quality of the copper pipe is improved.
Description
The technical field is as follows:
the utility model relates to a copper pipe processing technology field, concretely relates to tensile tip preprocessing device of copper pipe.
Background art:
when the copper pipe is stretched, the copper pipe usually needs to pass through a die with a corresponding shape, and then the copper pipe is clamped by a stretching device for stretching. In order to enable the end part of the copper pipe to penetrate through the die, generally, the end part of the copper pipe needs to be subjected to diameter reduction treatment manually, then the stretching device clamps the end part of the copper pipe subjected to diameter reduction treatment for stretching, and the stretching device is easy to slip and separate from the copper pipe in the process of stretching the copper pipe due to the fact that the copper pipe is soft in texture, so that the stretching quality of the copper pipe is affected.
The utility model has the following contents:
the utility model aims at overcoming prior art's is not enough, provides a tensile tip preprocessing device of copper pipe, and it punches at the copper pipe tip after the undergauge is handled, makes things convenient for stretching device to fix copper pipe tip to avoid skidding, break away from phenomenons such as, improve the tensile quality of copper pipe.
The utility model provides a technical problem's scheme is:
a copper pipe stretching end part pretreatment device comprises a bottom plate, a copper pipe end part fixing mechanism and a punching mechanism; the copper pipe end fixing mechanism comprises a rectangular strip plate fixed in the middle of the bottom plate, a channel which is arranged in the front-back direction and is matched with the outer wall of a copper pipe to be stretched is formed on the rectangular strip plate, the copper pipe is placed in the channel, a pressing block is arranged above the rear end of the channel, and two through holes which penetrate through the channel in the left-right direction are formed at the front end of the channel;
the punching mechanism comprises two electric drills respectively arranged on two sides of the rectangular batten, the electric drills are connected to the bottom plate in a sliding mode, each electric drill is connected with a drill bit, and the two drill bits are respectively aligned with the two through holes one by one;
one end of the copper tube 9 has been subjected to a diameter reduction treatment.
The punching mechanism further comprises a motor fixed on the bottom plate, two ends of a motor shaft of the motor respectively extend out of a shell of the motor, two ends of the motor shaft of the motor are respectively and fixedly connected with a screw rod through a coupler, each screw rod is connected with a sliding block in a threaded mode, the sliding blocks are connected on the sliding rails in a sliding mode, and the sliding rails are arranged in the left-right direction and are fixed on the bottom plate;
the two electric drills are respectively fixed on the corresponding sliding block, the thread pitches of the two screw rods are equal, but the thread turning directions are opposite.
The briquetting includes the briquetting body and fixes the block rubber on the lateral wall under the briquetting body, and the block rubber is the arc form.
The pressing block is fixed at one end of the connecting arm, the other end of the connecting arm is fixedly connected with a piston rod of the corner cylinder (25), and the corner cylinder is fixedly connected with the bottom plate.
And a positioning stop block is arranged on the front side of the channel and fixed at the front end of the rectangular strip plate.
The height of the central line of the through hole is equal to that of the central line of the copper pipe.
And a drill bushing is sleeved and fixed in one side hole of the through hole close to the corresponding drill bit, and the inner diameter of the drill bushing is matched with the outer diameter of the drill bit.
The utility model discloses an outstanding effect is:
compared with the prior art, the copper pipe end part is punched after the diameter reduction treatment, so that the copper pipe end part is conveniently fixed by the stretching device, the phenomena of slipping, separation and the like are avoided, and the stretching quality of the copper pipe is improved.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a cross-sectional view taken along a-a of fig. 1.
The specific implementation mode is as follows:
in the embodiment, as shown in fig. 1 to 3, a copper pipe stretching end pretreatment device comprises a base plate 1, a copper pipe end fixing mechanism 2 and a punching mechanism 3; the copper pipe end fixing mechanism 2 comprises a rectangular strip plate 21 fixed in the middle of the bottom plate 1, a channel 22 which is arranged in the front-back direction and is matched with the outer wall of a copper pipe 9 to be stretched is formed on the rectangular strip plate 21, the copper pipe 9 is placed in the channel 22, a pressing block 23 is arranged above the rear end of the channel 22, and two through holes 24 penetrating through the channel 22 in the left-right direction are formed at the front end of the channel 22;
the punching mechanism 3 comprises two electric drills 31 respectively arranged on two sides of the rectangular strip plate 21, the electric drills 31 are slidably connected to the bottom plate 1, each electric drill 31 is connected with a drill bit 32, and the two drill bits 32 are respectively aligned with the two through holes 24 one by one;
one end of the copper tube 9 has been subjected to a diameter reduction treatment.
Furthermore, the punching mechanism 3 further comprises a motor 33 fixed on the bottom plate 1, two ends of a motor shaft of the motor 33 respectively extend out of a housing of the motor, two ends of the motor shaft of the motor 33 are respectively and fixedly connected with a screw 35 through a coupler 34, the two screws 35 are respectively screwed with a sliding block 36, the sliding block 36 is slidably connected on a sliding rail 37, and the sliding rail 37 is arranged in the left-right direction and is fixed on the bottom plate 1;
the two electric drills 31 are respectively fixed on a corresponding slide block 36, and the screw pitches of the two screw rods 35 are equal but the thread turning directions are opposite.
Furthermore, the pressing block 23 includes a pressing block body 231 and a rubber block 232 fixed on the lower side wall of the pressing block body 231, and the rubber block 232 is arc-shaped.
Furthermore, the pressing block 23 is fixed at one end of the connecting arm 27, the other end of the connecting arm 27 is fixedly connected with the piston rod of the corner cylinder 25, and the corner cylinder 25 is fixedly connected with the bottom plate 1.
Furthermore, the front side of the slot 22 is provided with a positioning stop 26, and the positioning stop 26 is fixed at the front end of the rectangular slat 21.
Further, the height of the center line of the through hole 24 is equal to the height of the center line of the copper tube 9.
Furthermore, a drill sleeve 38 is sleeved and fixed in a side hole of the through hole 24 close to the corresponding drill bit 32, and the inner diameter of the drill sleeve 38 is matched with the outer diameter of the drill bit 32.
The working principle is as follows: firstly, the end part of the copper pipe 9 after diameter reduction treatment is placed in the channel 22, and the end part is pressed on the positioning stop block 26, then the corner cylinder 25 drives the pressing block 23 to be pressed on the outer wall of the copper pipe 9 through the connecting arm 27, thereby fixing the copper pipe 9;
secondly, the two electric drills 31 work to drive the drill bits 32 to rotate, simultaneously, the motor 33 drives the two screw rods 35 to rotate simultaneously through the two couplers 34, the two screw rods 35 respectively drive the two slide blocks 36 to approach each other due to the fact that the thread turning directions of the two screw rods are opposite, the two slide blocks 36 respectively drive the corresponding electric drills 31 to approach the copper pipe 9, and the electric drills 31 drive the drill bits 32 to drill holes in the copper pipe 9 in a radial direction, so that the two through holes which penetrate in the radial direction are drilled in the copper pipe 9; then the pipe clamping part of the stretching device can stretch into the through hole on the copper pipe 9 in the subsequent stretching process, thereby effectively preventing the copper pipe from slipping or falling off.
Finally, the above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (7)
1. A copper pipe stretching end part pretreatment device comprises a bottom plate (1), a copper pipe end part fixing mechanism (2) and a punching mechanism (3); the method is characterized in that: the copper pipe end fixing mechanism (2) comprises a rectangular strip plate (21) fixed in the middle of the bottom plate (1), a channel (22) which is arranged in the front-back direction and matched with the outer wall of a copper pipe (9) to be stretched is formed on the rectangular strip plate (21), the copper pipe (9) is placed in the channel (22), a pressing block (23) is arranged above the rear end of the channel (22), and two through holes (24) penetrating through the channel (22) in the left-right direction are formed in the front end of the channel (22);
the punching mechanism (3) comprises two electric drills (31) respectively arranged on two sides of the rectangular strip plate (21), the electric drills (31) are slidably connected onto the bottom plate (1), each electric drill (31) is connected with a drill bit (32), and the two drill bits (32) are respectively aligned with the two through holes (24) one by one.
2. A copper tube drawn end pretreatment device as claimed in claim 1, further comprising: the punching mechanism (3) further comprises a motor (33) fixed on the bottom plate (1), two ends of a motor shaft of the motor (33) extend out of a shell of the motor respectively, two ends of the motor shaft of the motor (33) are fixedly connected with a screw rod (35) through a coupler (34) respectively, two screw rods (35) are respectively screwed with a sliding block (36), the sliding blocks (36) are connected on a sliding rail (37) in a sliding manner, and the sliding rail (37) is arranged in the left-right direction and is fixed on the bottom plate (1);
the two electric drills (31) are respectively fixed on one corresponding sliding block (36), and the screw pitches of the two screw rods (35) are equal but the thread turning directions are opposite.
3. A copper tube drawn end pretreatment device as claimed in claim 1, further comprising: the briquetting (23) comprises a briquetting body (231) and a rubber block (232) fixed on the lower side wall of the briquetting body (231), and the rubber block (232) is arc-shaped.
4. A copper tube drawn end pretreatment device according to claim 1 or 3, characterized in that: the pressing block (23) is fixed at one end of the connecting arm (27), the other end of the connecting arm (27) is fixedly connected with a piston rod of the corner cylinder (25), and the corner cylinder (25) is fixedly connected with the bottom plate (1).
5. A copper tube drawn end pretreatment device as claimed in claim 1, further comprising: the front side of the channel (22) is provided with a positioning stop block (26), and the positioning stop block (26) is fixed at the front end of the rectangular strip plate (21).
6. A copper tube drawn end pretreatment device as claimed in claim 1, further comprising: the height of the central line of the through hole (24) is equal to that of the central line of the copper pipe (9).
7. A copper tube drawn end pretreatment device as claimed in claim 1, further comprising: and a drill sleeve (38) is sleeved and fixed in a side hole of the through hole (24) close to the corresponding drill bit (32), and the inner diameter of the drill sleeve (38) is matched with the outer diameter of the drill bit (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922290811.0U CN211638385U (en) | 2019-12-19 | 2019-12-19 | Copper pipe stretching end pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922290811.0U CN211638385U (en) | 2019-12-19 | 2019-12-19 | Copper pipe stretching end pretreatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211638385U true CN211638385U (en) | 2020-10-09 |
Family
ID=72697144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922290811.0U Expired - Fee Related CN211638385U (en) | 2019-12-19 | 2019-12-19 | Copper pipe stretching end pretreatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211638385U (en) |
-
2019
- 2019-12-19 CN CN201922290811.0U patent/CN211638385U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20211219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |