CN210131953U

CN210131953U - Arc punching machine for pipe fitting machining

Info

Publication number: CN210131953U
Application number: CN201920938309.3U
Authority: CN
Inventors: 蓝冰
Original assignee: Tianjin Chuanhui Technology Development Co Ltd
Current assignee: Tianjin Chuanhui Technology Development Co Ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-03-10
Anticipated expiration: 2029-06-20

Abstract

The utility model relates to an arc punching machine for pipe fitting processing belongs to the technical field of pipe fitting processing equipment, and it includes the workstation, is provided with the clamping device who is used for the centre gripping work piece on the workstation, and clamping device's one end is provided with positioner, and the arc wall has been seted up to the upper surface of workstation, and it is connected with the movable plate to slide in the arc wall, is provided with the arc punching sword on the movable plate, and the arc punching sword is connected with drive arc punching sword to being close to or keeping away from the driving piece that clamping device removed, is provided with the retaining member between movable plate and the workstation, one side of arc wall is provided with the angle square, and on the angle square was fixed in the workstation, the both sides of movable plate used arc punching sword as central symmetry distribution, and the draw-in groove that is used for the inlay card angle square is seted up to the lower. The utility model discloses the effect of the accuracy nature of processing has.

Description

Arc punching machine for pipe fitting machining

Technical Field

The utility model belongs to the technical field of the technique of pipe fitting processing equipment and specifically relates to a towards arc machine for pipe fitting processing is related to.

Background

The bicycle frame is formed by welding a plurality of pipe fittings, and two pipe fittings need to be fixed temporarily when adjacent pipe fittings are welded, so that an arc punching machine is generally adopted to punch an arc opening at the end part of the pipe fitting for welding the pipe fittings.

The existing Chinese patent application with the reference publication number of CN206561057U discloses an arc punching machine for pipe fitting processing, which comprises a frame, be provided with pipe fitting fixture and arc punching device in the frame, pipe fitting fixture includes upright support, be provided with the mould on the upright support, the below of going up the mould is provided with the lower mould, the lower mould is fixed in the frame, it is connected with the driving piece to go up the mould, the driving piece drives the direction removal that goes up the mould to being close to or keeping away from the lower mould, the one end of lower mould is provided with pipe fitting positioning mechanism, the gliding spout of arc punching device is seted up to the curved confession of the upper surface of frame.

When the pipe fitting punching device is used, the pipe fitting is placed on the lower die firstly, one end of the pipe fitting is exposed through the positioning device, the driving piece drives the upper die to move towards the direction close to the lower die until the workpiece is clamped, and finally, the arc punching device punches the end portion of the pipe fitting and can process the pipe fitting at different angles by sliding the arc punching device in the sliding groove.

The above prior art solutions have the following drawbacks: the pipe fitting is required to be machined at different angles, and the machining angle can be judged only by naked eyes of workers, so that machining is not accurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a towards arc machine for pipe fitting processing improves the accuracy nature of processing.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an arc punching machine for pipe fitting processing, includes the workstation, is provided with the clamping device who is used for the centre gripping work piece on the workstation, and clamping device's one end is provided with positioner, and the arc wall has been seted up to the upper surface of workstation, and it is connected with the movable plate to slide in the arc wall, is provided with the arc punching sword on the movable plate, and the arc punching sword is connected with the drive arc punching sword to being close to or keeping away from the driving piece that clamping device removed, is provided with the retaining member between movable plate and the workstation, one side of arc wall is provided with the angle chi, and the angle chi is fixed in on the workstation, and the both sides of movable plate use the arc punching sword as central symmetric distribution, and the draw-in groove that is used for the inlay card angle chi is offered to.

By adopting the technical scheme, when the arc punching machine is used, a workpiece is clamped through the clamping device, and then the driving piece drives the arc punching cutter to move towards the direction close to or far away from the clamping device, so that the workpiece can be machined; when the machining angle needs to be adjusted, the movable plate slides along the inner wall of the arc-shaped groove until the pointers on the two sides of the movable plate point to the required position on the angle scale at one end far away from the movable plate, the middle value of the numerical values pointed by the two pointers is the angle value of the arc punching cutter for machining, the movable plate is temporarily fixed on the workbench through the locking piece, and at the moment, the arc punching cutter can machine the workpiece; the angle ruler can be used for adjusting the arc punching angle of the arc punching knife more accurately according to the scale value, so that the machining accuracy is improved.

The utility model discloses further set up to: and one end of the pointer, which is far away from the moving plate, is in a pointed shape.

Through adopting above-mentioned technical scheme, the one end that the movable plate was kept away from to the pointer is used for instructing the scale on the angle chi, and the setting occupation space of point form is less, directional scale that can be more accurate.

The utility model discloses further set up to: the angle ruler is detachably and fixedly connected with the workbench.

Through adopting above-mentioned technical scheme, under long-term the use, the scale on the angle ruler can become fuzzy and be difficult to distinguish, at this moment, can dismantle the angle ruler by on the workstation to the angle ruler of renewal ensures angle modulation's accuracy, improves the convenience of using the angle ruler.

The utility model discloses further set up to: the detachable fixed connection is a bolt connection.

Through adopting above-mentioned technical scheme, bolted connection's connected mode is more firm, and the structure and the principle of bolt are simple, and it is more convenient to use.

The utility model discloses further set up to: the arc-shaped groove comprises a first sliding groove and a second sliding groove, and the circle centers of the first sliding groove and the second sliding groove are overlapped.

By adopting the technical scheme, the arrangement of the two arc-shaped grooves is convenient for ensuring the balance of the moving plate, the contact area of the moving plate and the workbench is improved, the shaking of the moving plate during moving is reduced, and the stability of the moving plate during moving is improved.

The utility model discloses further set up to: the ends of the arc-shaped grooves are communicated with a flow guide pipe, and one end of the flow guide pipe, which is far away from the arc-shaped grooves, inclines towards the direction close to the ground and extends to one side of the workbench.

Through adopting above-mentioned technical scheme, the arc punching sword is to the work piece course of working in, will produce certain waste material and piece, and when waste material and piece fell to the arc wall in, can slide the movable plate along the inner wall of arc wall, with in waste material, piece promoted to returning the water conservancy diversion pipe by the arc wall, waste material and piece can flow by the honeycomb duct to in time clear up waste material and the piece in the arc wall.

The utility model discloses further set up to: and a recovery box with an open top is arranged below the lower end of the draft tube, and the recovery box is erected on the ground.

Through adopting above-mentioned technical scheme, waste material and piece fall into the honeycomb duct after, can follow the honeycomb duct and fall to the collection box in, reduce the possibility that waste material and piece fall to ground to improve the clean and tidy degree on ground.

The utility model discloses further set up to: a plurality of grooves are formed in the surface of the workbench, balls are arranged in the grooves, the top ends of the balls are higher than the surface of the workbench, and the top ends of the balls are abutted to the lower surface of the moving plate.

By adopting the technical scheme, when the movable plate slides along the surface of the workbench, the sliding friction can be changed into rolling friction by the arrangement of the balls, so that the friction force of the movable plate during movement is reduced, the abrasion to the surface of the workbench and the movable plate is reduced, and the integrity of the movable plate and the workbench is convenient to maintain.

The utility model discloses further set up to: the locking piece comprises a locking bolt, the locking bolt penetrates through the movable plate and is in threaded connection with the movable plate, and the end part of the locking bolt is tightly abutted to the inner wall of the bottom end of the first sliding groove.

By adopting the technical scheme, after the movable plate is moved to a proper position along the surface of the workbench, the locking bolt can be screwed down, so that the end part of the locking bolt is tightly abutted against the inner wall of the bottom end of the first sliding groove, and the movable plate is fixed at a required position; when the angles of the movable plate and the arc punching knife need to be changed, the locking bolt is unscrewed, the fixation of the movable plate can be released, and the locking bolt is simple in structure and principle and convenient for workers to operate.

The utility model discloses further set up to: the clamping device comprises a support arranged on the workbench, a lower die is arranged on the support, an upper die is arranged above the lower die, and the upper die is connected with a power piece which drives the upper die to move towards the direction close to or far away from the lower die.

Through adopting above-mentioned technical scheme, during the use, place the work piece on the lower mould to make the one end protrusion lower mould of work piece, the mould removes to the direction that is close to the lower mould in driving again by power spare, until the bottom of last mould and the top butt of lower mould, can be fixed in the work bench with the work piece on, convenient to use.

To sum up, the utility model discloses a beneficial technological effect does:

1. the angle ruler can be used for more accurately adjusting the arc punching angle of the arc punching cutter according to the scale value, so that the machining accuracy is improved;

2. the arrangement of the recovery channel is convenient for timely cleaning the waste and the scraps in the arc-shaped groove, and the arrangement of the recovery box can reduce the possibility that the waste and the scraps fall to the ground, so that the cleanliness of the ground is improved;

3. the arrangement of the balls can convert sliding friction into rolling friction, so that the friction force of the moving plate during moving is reduced, the abrasion to the surface of the workbench and the moving plate is reduced, and the integrity of the moving plate and the workbench is convenient to maintain.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of another view angle of the present invention.

In the figure, 1, a workbench; 11. a threaded hole; 12. a groove; 121. a ball bearing; 21. a clamping device; 22. a positioning device; 3. an arc-shaped slot; 31. a first chute; 32. a second chute; 4. moving the plate; 41. a slider; 421. an arc punching knife; 422. a push cylinder; 43. locking the bolt; 44. a card slot; 45. a pointer; 5. an angle ruler; 51. fixing the bolt; 61. a collection pipe; 62. a flow guide pipe; 63. and (6) a recycling bin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a towards arc machine for pipe fitting processing, including workstation 1, be provided with the clamping device 21 that is used for the centre gripping work piece on the workstation 1, clamping device 21's one end is provided with positioner 22, and arc wall 3 has been seted up on workstation 1's surface, and arc wall 3 internal slipping is connected with movable plate 4, is provided with towards the arc device on the movable plate 4, and one side of arc wall 3 is provided with bevel protractor 5.

Referring to fig. 1, the worktable 1 stands on the ground, and the clamping device 21 and the positioning device 22 are structured as disclosed in chinese patent application with publication number CN 206561057U. Arc wall 3 has been seted up on the surface of workstation 1, and the arc opening of arc wall 3 is towards clamping device 21, and arc wall 3 includes first spout 31 and second spout 32, and first spout 31 is located one side that clamping device 21 was kept away from to second spout 32, and the centre of a circle coincidence of first spout 31 and second spout 32.

Referring to fig. 1, a plurality of grooves 12 are uniformly formed in the surface of the worktable 1, a plurality of balls 121 are connected to the grooves 12 in a rolling manner, and the top ends of the balls 121 protrude out of the worktable 1. The surface of the table 1 is horizontally provided with a moving plate 4, the moving plate 4 is in a rectangular parallelepiped structure, and the lower surface is abutted against the top end of the ball 121. The lower surface of the moving plate 4 is provided with a slide block 41, the outer wall of the slide block 41 is attached to and glidingly connected with the inner wall of the arc-shaped groove 3, and the top end of the slide block is fixedly connected with the lower surface of the moving plate 4.

Referring to fig. 2, the surface of the moving plate 4 is provided with a locking bolt 43, the workbench 1 is uniformly provided with a plurality of threaded holes 11 along the length direction of the arc-shaped groove 3, and the threaded holes 11 are located on one side of the arc-shaped groove 3. The locking bolt 43 passes through the moving plate 4 and the corresponding threaded hole 11 to be in threaded connection with the workbench 1.

The locking bolt 43 is loosened to separate the end part from the workbench 1, the moving plate 4 can be slid along the length direction of the arc-shaped groove 3, and then the locking bolt 43 is screwed again to pass through the moving plate 4 and the corresponding threaded hole 11 and to connect the end part with the workbench 1 through threads, so that the moving plate 4 can be temporarily fixed in the arc-shaped groove 3.

Referring to fig. 1, the moving plate 4 is provided with an arc striking device, and the arc striking device includes an arc striking knife 421 and a pushing cylinder 422. The length direction of the arcing knife 421 is the same as the length direction of the moving plate 4, and the two sides of the moving plate 4 are symmetrically distributed with the arcing knife 421 as the center. The pushing cylinder 422 is located at one end of the arcing knife 421 away from the clamping device 21, the pushing cylinder 422 is fixed on the surface of the moving plate 4, and the piston rod is fixedly connected with the arcing knife 421.

When a workpiece needs to be machined, the workpiece is firstly positioned through the positioning device 22, then the workpiece is temporarily fixed on the workbench 1 through the clamping device 21, and then the arc punching knife 421 is driven by the push cylinder 422 to move towards the direction close to the workpiece until the arc punching knife 421 penetrates through the workpiece, so that the workpiece can be machined. When the machining angle needs to be adjusted, the locking bolt 43 is loosened, the moving plate 4 slides to a proper position along the arc-shaped groove 3, and then the locking bolt 43 is screwed down.

Referring to fig. 1, a protractor 5 is disposed on the working table 1, the protractor 5 is disposed on one side of the first sliding chute 31 close to the second sliding chute 32, referring to fig. 2, a plurality of fixing bolts 51 are disposed on the protractor 5, and the fixing bolts 51 penetrate through the protractor 5 and are bolted to the working table 1 at end portions thereof. The lower surface of the moving plate 4 is provided with a clamping groove 44, and the clamping groove 44 penetrates through the side wall of the moving plate 4. A pointer 45 is arranged above the clamping groove 44, the side wall of the pointer 45 is fixedly connected with the side wall of the moving plate 4, and the bottom end of the pointer is pointed.

When the arc striking angle of the arc striking knife 421 needs to be adjusted, the angle values of the two sides of the moving plate 4 are determined by the angle ruler 5, then the value with the larger scale value is subtracted from the value with the smaller scale value, and the result is divided by two, so that the inclination angle of the arc striking knife 421 relative to the pipe fitting is obtained, whether the angle is the required arc striking angle is determined, and if not, the adjustment is continued until the angle value is consistent with the required arc striking angle value.

With reference to fig. 1 and 3, the end portions of the arc-shaped grooves 3 are respectively communicated with collecting pipes 61, the collecting pipes 61 are vertically arranged, the bottom ends of the collecting pipes 61 are communicated with a common guide pipe 62, the guide pipe 62 is obliquely arranged, and one end of the guide pipe 62 close to the positioning device 22 is inclined towards the direction close to the ground. A recycling box 63 is arranged below one end of the draft tube 62 with a lower height, and the recycling box 63 is a groove body with an upward opening.

Arc punching knife 421 adds man-hour to the pipe fitting, will produce certain piece, the piece probably drops to the arc wall 3 in, at this moment, can unscrew locking bolt 43, then along the crooked direction slip movable plate 4 of arc wall 3, one end that is located arc wall 3 until slider 41, can constantly push away the piece to the one end of arc wall 3, the piece is shifted to in the collecting pipe 61 by arc wall 3 again, and flow to honeycomb duct 62 along collecting pipe 61, fall to the collection box 63 in the incline direction of honeycomb duct 62 again, thereby realize the recovery to the piece.

The implementation principle of the embodiment is as follows:

when the arc punching machine is used, firstly, a workpiece is clamped by the clamping device 21, and then the arc punching cutter 421 is driven by the pushing cylinder 422 to move towards the direction close to the clamping device 21, so that the workpiece can be machined; when the machining angle needs to be adjusted, the moving plate 4 slides along the inner wall of the arc-shaped groove 3 until the pointers 45 at the two sides of the moving plate 4 point to the required position on the angle scale 5 from one end of the moving plate 4, the middle value of the numerical values pointed by the two pointers 45 is the angle value of the arc-punching knife 421 for machining, the moving plate 4 is temporarily fixed on the workbench 1 through the locking bolt 43, and at the moment, the workpiece can be machined through the arc-punching knife 421; the angle ruler 5 can adjust the arc punching angle of the arc punching knife 421 more accurately according to the scale value, thereby improving the processing accuracy.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an arc punching machine for pipe fitting processing, including workstation (1), be provided with clamping device (21) that are used for the centre gripping work piece on workstation (1), the one end of clamping device (21) is provided with positioner (22), arc wall (3) have been seted up to the upper surface of workstation (1), arc wall (3) internal slipping is connected with movable plate (4), be provided with arc punching knife (421) on movable plate (4), arc punching knife (421) are connected with drive arc punching knife (421) to being close to or keeping away from the driving piece that clamping device (21) removed, be provided with the retaining member between movable plate (4) and workstation (1), its characterized in that: one side of arc wall (3) is provided with angle square (5), and angle square (5) are fixed in on workstation (1), and the both sides of movable plate (4) use arc knife (421) as central symmetry distribution, and draw-in groove (44) that are used for inlay card angle square (5) are seted up to the lower surface of movable plate (4), and the lateral wall that movable plate (4) are close to draw-in groove (44) is provided with pointer (45), and the one end that movable plate (4) were kept away from in pointer (45) is towards angle square (5).

2. The arc punching machine for pipe machining according to claim 1, wherein: and one end of the pointer (45) far away from the moving plate (4) is pointed.

3. The arc punching machine for pipe machining according to claim 1, wherein: the angle ruler (5) is detachably and fixedly connected with the workbench (1).

4. The arc punching machine for pipe machining according to claim 3, wherein: the detachable fixed connection is a bolt connection.

5. The arc punching machine for pipe machining according to claim 1, wherein: the arc-shaped groove (3) comprises a first sliding groove (31) and a second sliding groove (32), and the circle centers of the first sliding groove (31) and the second sliding groove (32) are overlapped.

6. The arc punching machine for pipe machining according to claim 5, wherein: the end of the arc-shaped groove (3) is communicated with a guide pipe (62), and one end, far away from the arc-shaped groove (3), of the guide pipe (62) inclines towards the direction close to the ground and extends to one side of the workbench (1).

7. The arc punching machine for pipe machining according to claim 6, wherein: a recovery box (63) with an open top end is arranged below one end of the draft tube (62) with a lower height, and the recovery box (63) stands on the ground.

8. The arc punching machine for pipe machining according to claim 1, wherein: a plurality of grooves (12) are formed in the surface of the workbench (1), balls (121) are arranged in the grooves (12), the top ends of the balls (121) are higher than the surface of the workbench (1), and the top ends of the balls (121) are abutted to the lower surface of the moving plate (4).

9. The arc punching machine for pipe machining according to claim 1, wherein: the locking piece comprises a locking bolt (43), a plurality of threaded holes (11) are formed in the surface of the workbench (1), and the locking bolt (43) penetrates through the movable plate (4) and the corresponding threaded holes (11) and is in threaded connection with the workbench (1).