CN112775279A - Positioning mechanism for pipe punching - Google Patents
Positioning mechanism for pipe punching Download PDFInfo
- Publication number
- CN112775279A CN112775279A CN202011600750.4A CN202011600750A CN112775279A CN 112775279 A CN112775279 A CN 112775279A CN 202011600750 A CN202011600750 A CN 202011600750A CN 112775279 A CN112775279 A CN 112775279A
- Authority
- CN
- China
- Prior art keywords
- punching
- positioning mechanism
- pipe
- servo motor
- pipe fitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Abstract
The invention discloses a positioning mechanism for pipe punching, which comprises a punching frame and a guide plate, wherein a semicircular groove and a plurality of placing grooves are formed in the guide plate, electric push rods are fixedly connected in the placing grooves, the free ends of the electric push rods are fixedly connected with two limiting plates, the free ends of the two limiting plates are fixedly provided with connecting blocks, and an arc-shaped plate is fixedly arranged between the connecting blocks. According to the invention, the arc-shaped plate on the electric push rod is contacted with the pipe fitting and clamps the pipe fitting by driving the electric push rod, the output shaft of the second servo motor is driven to rotate at the moment to drive the fixing column to move up and down, the first servo motor fixedly arranged on the rack is driven by the gear to move in the first limiting groove and the second limiting groove, and the roller on the output shaft of the first servo motor is close to or away from the pipe fitting, so that the pipe fitting is clamped and released, and the deviation of the punching position caused by the deviation of the position of the pipe fitting during punching is avoided by arranging the plurality of clamping mechanisms.
Description
Technical Field
The invention relates to the field of pipe fitting punching, in particular to a positioning mechanism for pipe fitting punching.
Background
The pipe fitting is a general name of parts which play roles in connection, control, turning, diversion, sealing, supporting and the like in a pipeline system, the steel pipe fitting is a pressure-bearing pipe fitting, and the steel pipe fitting is divided into four categories according to different processing technologies, namely butt welding pipe fittings (including welding seams and non-welding seams), socket welding and threaded pipe fittings and flange pipe fittings, and a punching machine is often required when the pipe fitting is processed.
The existing pipe punching device generally marks point positions by workers, but the pipe cannot be completely fixed by manually pressing the pipe, and the pipe still deviates from the original position when being subjected to the pressure of punching;
moreover, when punching is needed to be carried out at equal intervals, the punching position is judged by the vision of workers, and the error is large, so that the preset punching position is not matched with the actual position.
Disclosure of Invention
In order to solve the technical problems mentioned in the background art, the invention provides a positioning mechanism for punching a pipe fitting.
In order to achieve the purpose, the invention adopts the following technical scheme:
a positioning mechanism for pipe punching comprises a punching frame and a guide plate, wherein a support is fixedly arranged on the periphery of the bottom of the punching frame, a fixed block is fixedly arranged at the top of the punching frame, a hydraulic machine is fixedly arranged at the bottom of the fixed block, a punching head is fixedly arranged at the free end of the hydraulic machine, a punching die is fixedly arranged at the bottom of the punching frame, a round hole is formed in the punching die, and the top of the punching die is communicated with a punching hole penetrating through the round hole;
the bottom of the round hole is provided with a fixed column, the top of the fixed column is provided with an arc-shaped groove, the bottom of the fixed column is provided with a threaded hole, the bottom of the stamping die is provided with a first limiting groove, the top of the stamping frame is provided with a second limiting groove, two first servo motors are slidably mounted in the second limiting groove, racks are fixedly mounted on the two first servo motors, an output shaft of each first servo motor penetrates through the corresponding first limiting groove and is rotatably provided with a roller, a second servo motor is fixedly mounted in the corresponding second limiting groove, an output shaft of each second servo motor is rotatably provided with a gear meshed with the corresponding rack, the top of each gear is rotatably provided with a screw rod in threaded connection with the threaded hole, a semicircular groove and a plurality of placing grooves are formed in the guide plate, electric push rods are fixedly connected in the placing grooves, and two limiting plates are fixedly connected with free ends of, two the free end fixed mounting of limiting plate has the connecting block, fixed mounting has the arc between the connecting block.
As a further description of the above technical solution:
a first servo motor is fixedly mounted at one end of the guide plate, and a roller is rotatably mounted on an output shaft of the first servo motor.
As a further description of the above technical solution:
the roller is sleeved with a friction pad.
As a further description of the above technical solution:
the idler wheel is provided with an arc-shaped groove.
As a further description of the above technical solution:
the stamping head is in threaded connection with the hydraulic press.
As a further description of the above technical solution:
the placing grooves are distributed on the guide plate at equal intervals.
As a further description of the above technical solution:
the limiting plate and the arc-shaped plate are made of elastic materials.
As a further description of the above technical solution:
and the stamping frame and the guide plate are welded on the bracket.
As a further description of the above technical solution:
the electric push rod is welded in the placing groove.
As a further description of the above technical solution:
the hydraulic machine is fixed at the bottom of the fixing block through a bolt.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, a pipe fitting is placed into a circular hole of a stamping die, the electric push rod is driven to extend out, so that a limiting plate on the electric push rod drives an arc-shaped plate to be in contact with the pipe fitting and clamp the pipe fitting, wherein a fixed column in threaded connection with a screw rod is driven to move up and down by driving an output shaft of a second servo motor, meanwhile, a first servo motor fixedly arranged on a rack is driven by a gear to move in a first limiting groove and a second limiting groove, so that a roller on the output shaft of the first servo motor is close to or far away from the pipe fitting, the pipe fitting is clamped and released, at the moment, a hydraulic machine is started, a stamping head is driven to move along a stamping hole, the pipe fitting is punched, and the deviation of the punching position caused by the deviation of the pipe fitting during.
2. According to the invention, the pipe fitting is placed in the semicircular groove, the output shaft of the first servo motor rotates to drive the rollers on the output shaft to rotate, so that the pipe fitting between the rollers moves forwards, the first servo motor can drive the pipe fitting to move towards an appointed direction, and the pipe fitting can stop at an appointed position, so that the pipe fitting can be punched at equal intervals.
Drawings
Fig. 1 is a schematic diagram illustrating an internal structure of a positioning mechanism for pipe punching according to an embodiment of the present invention;
FIG. 2 is a schematic top view of a positioning mechanism for pipe punching according to an embodiment of the present invention;
fig. 3 is a schematic front view of an electric push rod of a positioning mechanism for pipe punching according to an embodiment of the present invention;
FIG. 4 is a schematic rear view of a positioning mechanism for pipe punching according to an embodiment of the present invention;
fig. 5 is a schematic top view illustrating a second limiting groove of the positioning mechanism for pipe punching according to an embodiment of the present invention.
Illustration of the drawings:
1. a support; 2. a punching frame; 3. a guide plate; 4. a fixed block; 5. a hydraulic press; 6. punching a hole; 7. a stamping die; 8. a circular hole; 9. a roller; 10. fixing a column; 11. an arc-shaped slot; 12. a threaded hole; 13. a screw; 14. a first limit groove; 15. a second limit groove; 16. a first servo motor; 17. a rack; 18. a gear; 19. a second servo motor; 20. punching a head; 21. a semicircular groove; 22. a placement groove; 23. an electric push rod; 24. a limiting plate; 25. an arc-shaped plate; 26. and (4) connecting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a positioning mechanism for punching a pipe fitting comprises a punching frame 2 and a guide plate 3, wherein a support 1 is fixedly arranged on the periphery of the bottom of the punching frame 2, the punching frame 2 and the guide plate 3 are both welded on the support 1, a fixed block 4 is fixedly arranged at the top of the punching frame 2, a hydraulic machine 5 is fixedly arranged at the bottom of the fixed block 4, the hydraulic machine 5 is fixed at the bottom of the fixed block 4 through bolts, a punching head 20 is fixedly arranged at the free end of the hydraulic machine 5, the punching head 20 is in threaded connection with the hydraulic machine 5, the punching head 20 is convenient to disassemble and assemble, a punching die 7 is fixedly arranged at the bottom of the punching frame 2, a round hole 8 is formed in the punching die 7, a punching hole 6 penetrating through the round hole 8 is communicated with the top of the punching die 7, and the punching head 20 is driven to move along the;
a fixing column 10 is arranged at the bottom of the round hole 8, an arc-shaped groove 11 is arranged at the top of the fixing column 10, a threaded hole 12 is arranged at the bottom of the fixing column 10, a first limit groove 14 is arranged at the bottom of the stamping die 7, a second limit groove 15 is arranged at the top of the stamping frame 2, two first servo motors 16 are arranged in the second limit groove 15 in a sliding manner, racks 17 are fixedly arranged on the two first servo motors 16, an output shaft of the first servo motor 16 penetrates through the first limit groove 14 and is rotatably provided with a roller 9, a second servo motor 19 is fixedly arranged in the second limit groove 15, a gear 18 meshed with the racks 17 is rotatably arranged on an output shaft of the second servo motor 19, a screw 13 in threaded connection with the threaded hole 12 is rotatably arranged at the top of the gear 18, a semicircular groove 21 and a plurality of placing grooves 22 are arranged on the guide plate 3, the placing grooves 22 are equidistantly distributed on the guide plate 3, an electric push rod 23 is welded in a placing groove 22, two limiting plates 24 are fixedly connected with the free ends of the electric push rod 23, connecting blocks 26 are fixedly installed on the free ends of the two limiting plates 24, an arc-shaped plate 25 is fixedly installed between the connecting blocks 26, the limiting plates 24 and the arc-shaped plate 25 are made of elastic materials, a pipe fitting is placed in a round hole 8 of a stamping die 7, the electric push rod 23 is driven to extend out, so that the limiting plates 24 on the electric push rod 23 drive the arc-shaped plate 25 to be in contact with the pipe fitting and clamp the pipe fitting, wherein an output shaft of a second servo motor 19 is driven to rotate to drive a fixing column 10 in threaded connection with a screw 13 to move up and down, meanwhile, a first servo motor 16 fixedly installed on a rack 17 is driven by a gear 18 to move in a first limiting groove 14 and a second limiting groove 15, so that a roller 9 on an output shaft of the, and a plurality of clamping mechanism's setting is avoided the pipe fitting skew position when the punching press, leads to the positional deviation that punches a hole.
Specifically, as shown in fig. 1, fig. 2 and fig. 4, a first servo motor 16 is fixedly mounted at one end of the guide plate 3, a roller 9 is rotatably mounted on an output shaft of the first servo motor 16, a friction pad is sleeved on the roller 9, an arc-shaped groove 11 is formed in the roller 9, the output shaft of the first servo motor 16 rotates to drive the roller 9 to rotate, so that the pipe between the rollers 9 moves together, therefore, the pipe can be driven to move in an appointed direction, the pipe can be stopped at an appointed position, and the pipe can be punched at equal intervals conveniently.
The working principle is as follows: when the punching die is used, a pipe fitting is placed into the semicircular groove 21, the output shaft of the first servo motor 16 rotates to drive the rollers 9 to rotate, so that the pipe fitting between the rollers 9 moves together, when the pipe fitting moves into the round hole 8 of the punching die 7, the electric push rod 23 is driven to extend out, the limiting plate 24 on the electric push rod 23 drives the arc-shaped plate 25 to contact with the pipe fitting and clamp the pipe fitting, the output shaft of the second servo motor 19 is driven to rotate to drive the fixing column 10 in threaded connection with the screw 13 to move up and down, meanwhile, the gear 18 drives the first servo motor 16 fixedly arranged on the rack 17 to move in the first limiting groove 14 and the second limiting groove 15, so that the roller 9 on the output shaft of the first servo motor 16 is close to or far away from the pipe fitting, the hydraulic press 5 is started to drive the punching head 20 to move along the direction of the punching hole 6, so as to, therefore, the pipe fitting is clamped and loosened, and the deviation of the position of the pipe fitting caused by the deviation of the position of the punched hole is avoided due to the arrangement of the plurality of clamping mechanisms.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The positioning mechanism for punching the pipe fitting comprises a punching frame (2) and a guide plate (3), and is characterized in that a support (1) is fixedly mounted on the periphery of the bottom of the punching frame (2), a fixed block (4) is fixedly mounted at the top of the punching frame (2), a hydraulic machine (5) is fixedly mounted at the bottom of the fixed block (4), a punching head (20) is fixedly mounted at the free end of the hydraulic machine (5), a punching die (7) is fixedly mounted at the bottom of the punching frame (2), a round hole (8) is formed in the punching die (7), and a punching hole (6) penetrating through the round hole (8) is communicated with the top of the punching die (7);
a fixing column (10) is arranged at the bottom of the round hole (8), an arc-shaped groove (11) is formed in the top of the fixing column (10), a threaded hole (12) is formed in the bottom of the fixing column (10), a first limiting groove (14) is formed in the bottom of the stamping die (7), a second limiting groove (15) is formed in the top of the stamping frame (2), two first servo motors (16) are arranged in the second limiting groove (15) in a sliding mode, racks (17) are fixedly arranged on the two first servo motors (16), an output shaft of each first servo motor (16) penetrates through the corresponding first limiting groove (14) and is rotatably provided with a roller (9), a second servo motor (19) is fixedly arranged in the corresponding second limiting groove (15), a gear (18) meshed with the corresponding rack (17) is rotatably arranged on an output shaft of the corresponding second servo motor (19), and a screw (13) in threaded connection with the threaded hole (12) is rotatably arranged at the top of the gear (18, semicircular groove (21) and a plurality of standing groove (22) have been seted up on deflector (3), and are a plurality of fixedly connected with electric putter (23) in standing groove (22), two limiting plates (24) of the free end fixedly connected with of electric putter (23), two the free end fixed mounting of limiting plate (24) has connecting block (26), fixed mounting has arc (25) between connecting block (26).
2. A positioning mechanism for pipe punching according to claim 1, wherein a first servo motor (16) is fixedly mounted at one end of the guide plate (3), and a roller (9) is rotatably mounted on an output shaft of the first servo motor (16).
3. A positioning mechanism for pipe punching according to claim 1, wherein a friction pad is sleeved on the roller (9).
4. A positioning mechanism for pipe punching according to claim 1, wherein an arc-shaped slot (11) is formed on the roller (9).
5. A positioning mechanism for pipe punching according to claim 1, wherein the punching head (20) is in threaded connection with the hydraulic press (5).
6. A positioning mechanism for pipe punching according to claim 1, characterized in that said placing slots (22) are equally spaced on the guide plate (3).
7. A positioning mechanism for pipe punching according to claim 1, wherein said retainer plate (24) and said arcuate plate (25) are made of an elastic material.
8. A positioning mechanism for pipe punching according to claim 1, wherein the punching frame (2) and the guide plate (3) are welded to the support (1).
9. A positioning mechanism for pipe punching according to claim 1, wherein said electric push rod (23) is welded in the placing groove (22).
10. A positioning mechanism for pipe punching according to claim 1, wherein the hydraulic machine (5) is fixed at the bottom of the fixing block (4) by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011600750.4A CN112775279A (en) | 2020-12-29 | 2020-12-29 | Positioning mechanism for pipe punching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011600750.4A CN112775279A (en) | 2020-12-29 | 2020-12-29 | Positioning mechanism for pipe punching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112775279A true CN112775279A (en) | 2021-05-11 |
Family
ID=75751538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011600750.4A Pending CN112775279A (en) | 2020-12-29 | 2020-12-29 | Positioning mechanism for pipe punching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112775279A (en) |
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2020
- 2020-12-29 CN CN202011600750.4A patent/CN112775279A/en active Pending
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Application publication date: 20210511 |