CN114770124A

CN114770124A - Stable and rapid punching device for metal pipe fitting

Info

Publication number: CN114770124A
Application number: CN202210472590.2A
Authority: CN
Inventors: 宋华金
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-07-22

Abstract

The invention discloses a stable and rapid punching device for metal pipe fittings, which comprises a base, wherein a clamping block is arranged on the base, two positioning columns are arranged on the clamping block, a baffle is arranged between the two positioning columns, two pressing mechanisms are arranged on the base, each pressing mechanism comprises a first telescopic part, a cam rod, a sliding seat and a movable clamping block, the first telescopic part is rotatably arranged on the base, the output end of the first telescopic part is hinged with a swinging rod, one end of the cam rod is connected with the base and is provided with a limiting part matched with the swinging rod, the sliding seat is fixedly arranged on the base, the movable clamping block is slidably connected with the sliding seat, and one end of the movable clamping block is provided with a lug for pressing the metal pipe fittings. Thus, the punching processing can be completed on the metal pipe fitting.

Description

Stable and rapid punching device for metal pipe fitting

Technical Field

The invention discloses a stable and rapid punching device for a metal pipe fitting, and belongs to the technical field of metal processing equipment.

Background

Steel having a hollow cross-section with a length much greater than the diameter or circumference. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process includes seamless steel pipe and welded steel pipe, the seamless steel pipe includes hot rolling and cold rolling (drawing), and the welded steel pipe includes straight seam welded steel pipe and spiral seam welded steel pipe. The steel pipe processing equipment comprises a polishing device, a spraying device and a punching device for processing the steel pipe.

As shown in fig. 1, in order to process a blind hole 2 on a metal pipe 1, the metal pipe 1 is usually clamped by a fixture of a drilling machine, and then a drill is used to drill a blind hole 2 on the surface thereof, but as the drill drills iron filings generated by the drill are accumulated in an inner hole of the metal pipe 1, the cleaning is inconvenient after the processing is completed, and the processing efficiency is low.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a stable and rapid punching device for a metal pipe fitting.

The invention realizes the aim through the following technical scheme, the metal pipe fitting stable and rapid punching device comprises a base, wherein a clamping block is arranged on the base, two positioning columns are arranged on the clamping block, a baffle is arranged between the two positioning columns, two pressing mechanisms are arranged on the base, each pressing mechanism comprises a first telescopic part, a cam rod, a sliding seat and a movable clamping block, the first telescopic part is rotatably arranged on the base, the output end of the first telescopic part is hinged with a swinging rod, one end of the cam rod is connected with the base and is provided with a limiting part matched with the swinging rod, the sliding seat is fixedly arranged on the base, the movable clamping block is in sliding connection with the sliding seat, one end of the movable clamping block is provided with a convex block for pressing the metal pipe fitting, the other end of the movable clamping block is abutted against the outer wall with the diameter change of the cam rod, and a first reset element for always keeping the movable clamping block abutted against the cam rod is arranged on the sliding seat, the movable clamping block is provided with a movable cutter, and the base is provided with a power mechanism for driving the movable cutter to cut the metal pipe fitting.

Preferably, the movable cutter comprises a cutter frame and an arc-shaped cutting edge detachably connected with the cutter frame, the cutter frame is slidably mounted on the movable clamping block, a second reset element is arranged between the cutter frame and the movable clamping block, the baffle is provided with a notch corresponding to the arc-shaped cutting edge, and the base is provided with a chip removal port.

Preferably, power unit includes second extensible member, gangbar and installs two sets of driving mediums on the gangbar, the driving medium includes rack, first gear and two arc pieces, the arc piece is the block structure that central angle is lighter than 90, two the arc piece is located the both sides of first gear, and the arc piece passes through the fixed axle with first gear and rotates and install on movable grip block, the knife rest is the U-shaped structure, and one end and arc piece butt, the second extensible member is installed on the base, the output shaft fixed connection of gangbar and second extensible member, the rack is installed on the gangbar to can with first gear engagement.

Preferably, the base is provided with a guide rail and a guide sliding block for slidably guiding the linkage rod and the rack.

Preferably, install plastic mechanism on the gangbar, plastic mechanism includes driving gear, driven gear, drive gear, motor, mount and two plastic heads, two the one end of plastic head is the cone structure, and the other end runs through the mount and is connected with driving gear and driven gear respectively, mount and motor are installed on the gangbar, the output shaft and the drive gear fixed connection of motor, driving gear and driven gear and drive gear meshing.

Preferably, one end of the movable clamping block, which is abutted against the cam rod, is rotatably connected with a roller.

Preferably, the first reset element comprises a first guide rod, a first sliding part and a first spring, the first guide rod penetrates through the first sliding part and then is fixedly connected with the sliding seat, two ends of the first spring abut against between the sliding seat and the first sliding part, and the first sliding part is mounted on the movable clamping block.

Preferably, the number of the second reset elements is two, and the second reset elements include a second guide rod, a second sliding member and a second spring, the second guide rod penetrates through the second sliding member and then is fixedly connected with the protruding block, two ends of the second spring abut against between the protruding block and the second sliding member, and the second sliding member is mounted on the tool rest.

Preferably, one side of the lug is provided with a V-shaped groove for clamping the metal pipe fitting.

Compared with the prior art, the invention has the beneficial effects that:

1. set up hold-down mechanism, activity cutter and power unit, drive the cam lever by first extensible member earlier and rotate, force the tight tubular metal resonator of activity grip block clamp, and power unit can drive two activity cutters and cut the position that two tubular metal resonators are less than diameter length simultaneously, so can process out two blind holes on the tubular metal resonator, and the iron fillings that the processing produced can fall out from the chip removal mouth automatically, can not get into inside the tubular metal resonator, not only machining efficiency is high, and the process can not be influencing each other around moreover, workman's intensity of labour has been reduced.

2. A shaping mechanism is added on the linkage rod, and after the blind hole is machined, the motor can drive the shaping head to shape the outline of the blind hole so as to reduce the deformation generated by cutting and ensure the machining quality.

Drawings

FIG. 1 is a schematic structural view of a metal pipe;

FIG. 2 is a schematic structural diagram I of a stable and rapid punching device for metal pipes according to the present invention;

FIG. 3 is a schematic structural view of a second embodiment of the apparatus for stably and rapidly perforating a metal pipe according to the present invention;

FIG. 4 is a schematic structural view of a pressing mechanism according to the present invention;

FIG. 5 is a schematic view of the structure of the movable cutter of the present invention;

FIG. 6 is a schematic structural view of a slider and a movable clamping block according to the present invention;

FIG. 7 is a view showing a structure of a transmission of a reforming head according to the present invention;

FIG. 8 is a schematic view of a chuck block according to the present invention;

reference numerals: 1. a metal pipe fitting; 2. blind holes; 3. a hold-down mechanism; 4. a chip removal port; 5. a second reset element; 6. a transmission member; 7. a rack; 8. a shaping mechanism; 9. a base; 10. a second telescoping member; 11. a guide rail; 12. a linkage rod; 13. a guide slider; 14. a first telescoping member; 15. a first reset element; 16. a limiting part; 17. a cam lever; 18. a roller; 19. a first guide bar; 20. a first slider; 21. a first spring; 22. a second slider; 23. a second spring; 24. a second guide bar; 25. a movable clamping block; 26. a V-shaped groove; 27. a bump; 28. a tool holder; 29. an arc-shaped block; 30. a fixed shaft; 31. an arc-shaped blade; 32. a first gear; 33. a shaping head; 34. a driven gear; 35. a driving gear; 36. a motor; 37. a baffle plate; 38. a drive gear; 39. a positioning column; 40. installing a clamping block; 41. a swing lever; 42. opening the gap; 43. a slide carriage.

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.

As shown in fig. 1-8, a stable quick perforating device of tubular metal resonator, including base 9, be provided with clamping piece 40 on the base 9, clamping piece 40 has two reference columns 39, and the outside at reference column 39 can be inserted to the one end of tubular metal resonator 1 to realize pre-positioning's effect, and have baffle 37 between two reference columns 39, make one side of tubular metal resonator 1 blockked by baffle 37, can accomplish when the opposite side is compressed tightly and press from both sides tightly.

Two pressing mechanisms 3 are arranged on a base 9, the pressing mechanisms 3 are composed of a first telescopic part 14, a cam rod 17, a slide seat 43 and a movable clamping block 25, wherein the first telescopic part 14 is rotatably arranged on the base 9, an oscillating rod 41 is connected between the output end of the first telescopic part and the cam rod 17, a limiting part 16 is arranged on the cam rod 17 and is matched with the oscillating rod 41 to rotate synchronously, the oscillating rod 41 is hinged with the first telescopic part 14, the other end of the cam rod 17 is rotatably connected with the slide seat 43, the part with the changed diameter of the outer wall is abutted with the movable clamping block 25, the slide seat 43 is fixed on the base 9, the movable clamping block 25 is slidably connected with the slide seat 43, one end of the movable clamping block 25 is provided with a lug 27 for pressing the metal pipe 1, the side surface of the lug 27 is provided with a V-shaped groove 26 for better pressing the metal pipe 1, a first reset element 15 is arranged on the slide seat 43, and the first reset element 15 is composed of a first guide rod 19, The first guide rod 19 penetrates through the first sliding part 20 and is fixedly connected with the sliding seat 43, two ends of the first spring 21 are abutted between the sliding seat 43 and the first sliding part 20, the first sliding part 20 is installed on the movable clamping block 25, the first spring 21 applies thrust to the first sliding part 20 to keep the movable clamping block 25 close to the outer wall of the cam rod 17 all the time, when the first telescopic part 14 drives the cam rod 17 to rotate, the cam rod 17 applies thrust to the movable clamping block 25 to compress the first spring 21, the metal pipe fitting 1 can be clamped by the aid of the protruding blocks 27, and the two protruding blocks 27 can guarantee clamping force of the metal pipe fitting 1 and avoid shaking of the metal pipe fitting 1 during machining.

Secondly, a movable cutter is arranged on the movable clamping block 25, the movable cutter comprises a cutter frame 28 and an arc-shaped cutter edge 31, the arc-shaped cutter edge 31 is arranged on the cutter frame 28 through a bolt, the cutter edge at one end of the arc-shaped cutter edge is arc-shaped, the cutter frame 28 is slidably arranged on the movable clamping block 25, when the cutter frame 28 slides on a sliding seat 43, the arc-shaped cutter edge 31 and the cutter frame 28 keep synchronous motion, a power mechanism is arranged on the base 9, the power mechanism comprises a second telescopic part 10, a linkage rod 12 and two groups of transmission parts 6, wherein each transmission part 6 comprises a rack 7, a first gear 32 and two arc-shaped blocks 29, each arc-shaped block 29 is of a block structure with a central angle smaller than 90 degrees, the two arc-shaped blocks 29 are positioned on two sides of the first gear 32, the arc-shaped blocks 29 and the first gear 32 are rotatably arranged on the movable clamping block 25 through a fixed shaft 30, the cutter frame 28 is of a U-shaped structure, one end of the U-shaped cutter edge is abutted against the arc-shaped blocks 29, the second telescopic part 10 is arranged on the base 9, the linkage rod 12 is fixedly connected with the output shaft of the second telescopic part 10, the rack 7 is arranged on the linkage rod 12 and can be meshed with the first gear 32, when the second telescopic part 10 drives the rack 7 to move, the rack 7 starts to be meshed with the first gear 32 for transmission, as the arc block 29 and the first gear 32 are connected into a whole by the fixed shaft 30 and synchronously rotate, the contact position of the outer wall of the arc block 29 and the tool rest 28 is changed, the outer contour of the arc block 29 rotates from the minimum position to the maximum position and applies thrust to the tool rest 28, the arc blade 31 horizontally moves towards the metal pipe fitting 1, as the diameter change time of the arc block 29 is short, a certain impact force can be generated on the metal pipe fitting 1, and the baffle 37 is provided with a notch 42 for avoiding the arc blade 31, so that the arc blade 31 can smoothly finish the cutting action on the metal pipe fitting 1, with the surface forming play blind hole 2 at metal pipe fitting 1, and before arc cutting edge 31 cuts, compress tightly the both ends of metal pipe fitting 1 by lug 27 earlier, thereby avoid producing in the course of working and rock, guarantee to cut the quality, meanwhile, arc cutting edge 31 cuts produced iron fillings, can be because of arc cutting edge 31's effect of blockking, and make iron fillings fall the material to one side, because scrap removal mouth 4 has been seted up on slide 43, can make iron fillings can be collected automatically, also avoided it to fall into the inside of metal pipe fitting 1, the effectual process of avoidng follow-up manual cleaning, and can process two metal pipe fittings 1 simultaneously, make processing production efficiency obtain great promotion.

Secondly, the movable clamping block 25 is provided with a second resetting element 5, the second resetting element 5 is provided with two parts and comprises a second guide rod 24, a second sliding part 22 and a second spring 23, the second guide rod 24 penetrates through the second sliding part 22 and then is fixedly connected with the lug 27, two ends of the second spring 23 are abutted between the lug 27 and the second sliding part 22, the second sliding part 22 is installed on the knife rest 28, the second spring 23 can keep the knife rest 28 always abutted against the arc-shaped blocks 29, the knife rest 28 is in a U-shaped structure and is abutted against the two arc-shaped blocks 29 simultaneously and kept between the two lugs 27, so that the knife rest 28 is more balanced when stressed, the arc-shaped cutting edge 31 is driven by the arc-shaped blocks 29 to rotate by an angle smaller than 90 degrees under the driving of the first gear 32, and after the cutting is finished, after the rotation angle of the arc-shaped blocks 29 exceeds 90 degrees, the distance from the outer contour to the center is changed instantly, the use of the second spring 23 enables the arc-shaped blade 31 to be retracted quickly in preparation for the subsequent reshaping of the blind hole 2.

The shaping mechanism 8 is arranged on the linkage rod 12, the shaping mechanism 8 is composed of a driving gear 35, a driven gear 34, a driving gear 38, a motor 36, a fixed frame and two shaping heads 33, one end of each of the two shaping heads 33 is of a cone structure, the other end of each of the two shaping heads 33 penetrates through the fixed frame and is respectively connected with the driving gear 35 and the driven gear 34, the fixed frame and the motor 36 are arranged on the linkage rod 12, an output shaft of the motor 36 is fixedly connected with the driving gear 38, the driving gear 35 is meshed with the driven gear 34 and the driving gear 38, the shaping mechanism resets after the cutting of the metal pipe fitting 1 by the arc-shaped blade 31 is completed, the second telescopic part 10 continues to drive the linkage rod 12 to move towards the direction of the metal pipe fitting 1, the rack 7 and the first gear 32 continue to be meshed for transmission, the blade carrier 28 is in contact with the arc-shaped block 29 to change, but does not generate thrust to the blade carrier 28, so that the position of the arc-shaped blade 31 does not change, two shaping heads 33 are slowly close to the processing position of the metal pipe fitting 1, a motor 36 drives a driving gear 38 to rotate, so that a driving gear 35 and a driven gear 34 also rotate, the two shaping heads 33 synchronously rotate and are inserted into a blind hole 2 formed in the metal pipe fitting 1, so that the blind hole 2 is shaped, the circular state is kept, partial burrs are removed, and the labor intensity of subsequent reprocessing is reduced, so that the processing production efficiency is improved, the processing quality is ensured, a guide rail 11 and a guide sliding block 13 are arranged on a base 9, the guide sliding action can be realized on the sliding of a linkage rod 12 and a rack 7, meanwhile, in order to reduce the abrasion of a movable clamping block 25 and a cam rod 17, a roller 18 is additionally arranged at one end of the movable clamping block 25, the roller 18 is in contact with the cam rod 17, so that the static friction of the movable clamping block 25 is converted into rolling friction, effectively prolongs the service life of the parts.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a stable quick perforating device of metal pipe, includes base (9), its characterized in that, be provided with clamping block (40) on base (9), be provided with two reference columns (39) on clamping block (40), two baffle (37) have between reference column (39), be provided with two hold-down mechanism (3) on base (9), hold-down mechanism (3) include first extensible member (14), cam lever (17), slide (43) and activity grip block (25), first extensible member (14) rotate to be installed on base (9), and its output articulates there is swinging arms (41), the one end and the base (9) of cam lever (17) are connected to have spacing portion (16) with swinging arms (41) complex, slide (43) fixed mounting is on base (9), activity grip block (25) and slide (43) sliding connection, one end of the sliding seat is provided with a convex block (27) used for pressing the metal pipe fitting (1), the other end of the sliding seat is abutted against the outer wall with the changed diameter of the cam rod (17), the sliding seat (43) is provided with a first reset element (15) which always keeps the movable clamping block (25) abutted against the cam rod (17), the movable clamping block (25) is provided with a movable cutter, and the base (9) is provided with a power mechanism for driving the movable cutter to cut the metal pipe fitting (1).

2. The metal pipe stable and rapid punching device according to claim 1, wherein the movable cutter comprises a cutter frame (28) and an arc-shaped cutting edge (31) detachably connected with the cutter frame (28), the cutter frame (28) is slidably mounted on the movable clamping block (25), a second reset element (5) is arranged between the movable clamping block and the movable clamping block (25), the baffle plate (37) is provided with a notch (42) corresponding to the position of the arc-shaped cutting edge (31), and the base (9) is provided with a chip removal port (4).

3. The metal pipe stable and rapid punching device according to claim 2, wherein the power mechanism comprises a second telescopic member (10), a linkage rod (12) and two sets of transmission members (6) mounted on the linkage rod (12), the transmission members (6) comprise a rack (7), a first gear (32) and two arc-shaped blocks (29), the arc-shaped blocks (29) are of a block structure with a central angle smaller than 90 degrees, the two arc-shaped blocks (29) are positioned at two sides of the first gear (32), the arc-shaped blocks (29) and the first gear (32) are rotatably mounted on the movable clamping block (25) through a fixed shaft (30), the tool rest (28) is of a U-shaped structure, one end of the tool rest is abutted against the arc-shaped blocks (29), the second telescopic member (10) is mounted on the base (9), the linkage rod (12) is fixedly connected with an output shaft of the second telescopic member (10), the rack (7) is arranged on the linkage rod (12) and can be meshed with the first gear (32).

4. The device for stably and rapidly punching the metal pipe fitting according to claim 3, wherein the base (9) is provided with a guide rail (11) and a guide sliding block (13) for slidably guiding the linkage rod (12) and the rack (7).

5. The stable and rapid punching device for the metal pipe fittings as claimed in claim 3, wherein the linkage rod (12) is provided with a shaping mechanism (8), the shaping mechanism (8) comprises a driving gear (35), a driven gear (34), a driving gear (38), a motor (36), a fixing frame and two shaping heads (33), one end of each of the two shaping heads (33) is of a cone structure, the other end of each of the two shaping heads penetrates through the fixing frame and is respectively connected with the driving gear (35) and the driven gear (34), the fixing frame and the motor (36) are installed on the linkage rod (12), an output shaft of the motor (36) is fixedly connected with the driving gear (38), and the driving gear (35) is meshed with the driven gear (34) and the driving gear (38).

6. The stable and rapid punching device for the metal pipe fittings according to claim 1, characterized in that one end of the movable clamping block (25) abutting against the cam rod (17) is rotatably connected with a roller (18).

7. The stable and rapid punching device for the metal pipe according to claim 1, characterized in that the first reset element (15) comprises a first guide rod (19), a first slider (20) and a first spring (21), the first guide rod (19) penetrates through the first slider (20) and then is fixedly connected with a slide (43), two ends of the first spring (21) abut between the slide (43) and the first slider (20), and the first slider (20) is mounted on the movable clamping block (25).

8. The metal pipe stable and rapid perforating device according to claim 1, characterized in that two second reset elements (5) are provided, which comprise a second guide rod (24), a second slider (22) and a second spring (23), the second guide rod (24) is fixedly connected with the projection (27) after penetrating through the second slider (22), two ends of the second spring (23) are abutted between the projection (27) and the second slider (22), and the second slider (22) is mounted on the tool rest (28).

9. The stable and rapid punching device for the metal pipe fitting as claimed in claim 1, characterized in that one side of the projection (27) is provided with a V-shaped groove (26) for clamping the metal pipe fitting (1).