CN219253816U

CN219253816U - Punching device for machining coaxial round holes and hexagonal holes of cold-rolled lean pipe

Info

Publication number: CN219253816U
Application number: CN202320204555.2U
Authority: CN
Inventors: 陈竖峰
Original assignee: Guangzhou Rainbow Metal Spring Co ltd
Current assignee: Guangzhou Rainbow Metal Spring Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-06-27
Anticipated expiration: 2033-02-10

Abstract

The utility model relates to the technical field of punching equipment, and discloses a punching device for processing coaxial round holes and hexagonal holes of a cold-punching lean pipe, which solves the problem that round or hexagonal punching holes cannot be selected according to requirements at present; according to the utility model, the extrusion ring can be detached from the mounting cylinder through the matching between the nut, the screw and the extrusion ring, and the mounting column can be detached and replaced through the matching between the inserted bar and the jack and between the side block and the guide groove, so that round or hexagonal punching holes can be selected according to requirements.

Description

Punching device for machining coaxial round holes and hexagonal holes of cold-rolled lean pipe

Technical Field

The utility model belongs to the technical field of punching equipment, and particularly relates to a punching device for machining coaxial round holes and hexagonal holes of a cold-rolled lean pipe.

Background

The lean pipe is a steel-plastic composite pipe with an outer plastic-coated layer, a middle metal layer and an inner antirust layer, wherein the plastic layer is directly attached to the metal layer in the existing process, and in the industrial production process, through holes are required to be machined in the side wall of the cold-rolled lean pipe to adapt to various different purposes; according to the authorized bulletin number: CN106825216B, a patent document named "a tube punching flattening tool", describes in the specification: a pipe punching flattening tool comprises an upper die plate, a lower die plate and a guide post and guide sleeve structure arranged between the upper die plate and the lower die plate; a clamp, a flattening station and a punching station for fixing the pipe are sequentially arranged between the upper die plate and the lower die plate along the horizontal direction; the flattening station comprises a flattening press head and a flattening seat matched with the flattening press head, the flattening press head is slidably connected to the upper die plate, a first fixing pin for fixing the position of the flattening press head is arranged on the upper die plate, and the flattening seat is fixed on the lower die plate; the punching station comprises a punch head which is arranged on the upper die plate in a sliding manner, and a supporting seat and a core rod seat which are fixed on the lower die plate; the following drawbacks still remain:

the punch is arranged on the upper die plate, so that only the lean pipe can be punched in a round or hexagonal shape, and the round or hexagonal punching can not be selected according to requirements.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the punching device for processing the coaxial round hole and the hexagonal hole of the cold-rolled lean pipe, which effectively solves the problem that round or hexagonal punching cannot be selected according to the requirements at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the punching device for machining the coaxial round holes and the hexagonal holes of the cold-pricking lean pipe comprises a base, wherein a top plate is arranged above the base, upright posts are fixedly arranged at the bottoms of the top plate close to four corners, the bottom ends of the upright posts are fixedly connected with the base, an air cylinder is fixedly arranged at the bottom of the top plate, a lifting plate is fixedly arranged at the bottom of the air cylinder, the lifting plate is movably sleeved with the upright posts, an adjusting mechanism is arranged at the bottom of the lifting plate, an installation mechanism is arranged at the bottom of the adjusting mechanism, and a round punch is arranged on the installation mechanism;

the installation mechanism comprises an installation cylinder positioned at the bottom of the lifting plate, an installation column is movably sleeved in the installation cylinder, the bottom end of the installation column is fixedly connected with the round punch, two guide grooves are symmetrically arranged on the outer side of the installation cylinder, two side blocks are symmetrically and fixedly arranged on the outer side of the installation column, the two side blocks are respectively and slidably connected with the two guide grooves, and insertion holes are formed in the bottoms of the two side blocks.

Preferably, the outside fixed mounting of installation section of thick bamboo has solid fixed ring, and gu fixed ring's bottom symmetry fixed mounting has two screws, and the outside cover of two screws is equipped with the extrusion ring, and the extrusion ring cup joints with the base, and the top symmetry fixed mounting of extrusion ring has two inserted bars, and two inserted bars are located the inside of two jacks respectively, and the nut has all been cup jointed to the equal screw thread in the outside of two screws, and the top of two nuts all laminates with the bottom of extrusion ring.

Preferably, the adjusting mechanism comprises a mounting frame fixed at the bottom of the lifting plate, two inner rods are symmetrically and fixedly mounted in the mounting frame, a sliding plate is movably sleeved on the outer sides of the two inner rods and positioned in the mounting frame, and the bottom of the sliding plate is fixedly connected with the top of the mounting cylinder.

Preferably, the connecting plate is fixedly installed on the sliding plate, one side, far away from the sliding plate, of the connecting plate penetrates through the mounting frame and is fixedly provided with the handle, screw holes are formed in the bottom of the connecting plate at equal intervals, the sleeve plate is fixedly installed on the mounting frame and sleeved on the outer side of the connecting plate, and bolts matched with the screw holes are installed between the sleeve plate and the connecting plate.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the extrusion ring can be detached from the mounting cylinder through the matching between the nut, the screw and the extrusion ring, and the mounting column can be detached and replaced through the matching between the inserted link, the insertion hole, the side block and the guide groove, so that round or hexagonal punching holes can be selected according to requirements;

(2) This novel cooperation between handle and connecting plate and slide and the interior pole can make the slide drive circular drift lateral shifting then to through the cooperation between bolt and sleeve plate and the screw, can remove the back with circular drift then fixed, thereby be convenient for punch a hole to the different positions of lean pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic structural view of a punching device for processing coaxial round holes and hexagonal holes of a cold-rolled lean tube;

FIG. 2 is a schematic view of the mounting mechanism of the present utility model;

FIG. 3 is an exploded view of the mounting mechanism of the present utility model;

FIG. 4 is a schematic view of the structure of the adjusting mechanism of the present utility model;

in the figure: 1. a base; 2. a mounting mechanism; 201. a mounting cylinder; 202. a fixing ring; 203. a pressing ring; 204. a mounting column; 205. a nut; 206. a screw; 207. a guide groove; 208. a jack; 209. a rod; 2010. a side block; 3. a circular punch; 4. an adjusting mechanism; 401. a mounting frame; 402. an inner rod; 403. a connecting plate; 404. a bolt; 405. a screw hole; 406. a handle; 407. a sleeve plate; 408. a slide plate; 5. a column; 6. a cylinder; 7. a top plate; 8. and a lifting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The first embodiment is shown in fig. 1-4, the utility model comprises a base 1, a top plate 7 is arranged above the base 1, upright posts 5 are fixedly arranged at the bottom of the top plate 7 near four corners, the bottom ends of the upright posts 5 are fixedly connected with the base 1, an air cylinder 6 is fixedly arranged at the bottom of the top plate 7, a lifting plate 8 is fixedly arranged at the bottom of the air cylinder 6, the lifting plate 8 is movably sleeved with the upright posts 5, an adjusting mechanism 4 is arranged at the bottom of the lifting plate 8, a mounting mechanism 2 is arranged at the bottom of the adjusting mechanism 4, and a round punch 3 is arranged on the mounting mechanism 2.

In the second embodiment, on the basis of the first embodiment, the mounting mechanism 2 comprises a mounting cylinder 201 positioned at the bottom of the lifting plate 8, a mounting column 204 is movably sleeved in the mounting cylinder 201, the bottom end of the mounting column 204 is fixedly connected with the circular punch 3, two guide grooves 207 are symmetrically arranged on the outer side of the mounting cylinder 201, two side blocks 2010 are symmetrically and fixedly arranged on the outer side of the mounting column 204, the two side blocks 2010 are respectively and slidably connected with the two guide grooves 207, insertion holes 208 are respectively arranged at the bottoms of the two side blocks 2010, a fixing ring 202 is fixedly arranged on the outer side of the mounting cylinder 201, two screws 206 are symmetrically and fixedly arranged at the bottoms of the fixing ring 202, a squeezing ring 203 is sleeved on the outer sides of the two screws 206, the squeezing ring 203 is sleeved with the base 1, two inserting rods 209 are symmetrically and fixedly arranged at the tops of the squeezing ring 203, the two inserting rods 209 are respectively positioned in the inner parts of the two insertion holes 208, nuts 205 are sleeved on the outer sides of the two screws 206, and the tops of the two screws 205 are respectively and are attached to the bottoms of the squeezing ring 203;

when it is necessary to punch a hexagonal hole, the two nuts 205 are first loosened and the fixation of the pressing ring 203 is released, then the pressing ring 203 is taken out from the mounting cylinder 201 while the two insert rods 209 are separated from the two insertion holes 208, respectively, and then the mounting column 204 is detached from the inside of the mounting cylinder 201 and replaced with the mounting column 204 to which the hexagonal punch is mounted, thereby facilitating the implementation of the hexagonal hole punching.

In the third embodiment, on the basis of the first embodiment, the adjusting mechanism 4 comprises a mounting frame 401 fixed at the bottom of the lifting plate 8, two inner rods 402 are symmetrically and fixedly mounted in the mounting frame 401, sliding plates 408 are movably sleeved on the outer sides of the two inner rods 402, the sliding plates 408 are positioned in the mounting frame 401, the bottoms of the sliding plates 408 are fixedly connected with the top of the mounting cylinder 201, a connecting plate 403 is fixedly mounted on the sliding plates 408, one side of the connecting plate 403 far away from the sliding plates 408 penetrates through the mounting frame 401 and is fixedly provided with a handle 406, screw holes 405 are equidistantly formed in the bottom of the connecting plate 403, a sleeve plate 407 is fixedly mounted on the mounting frame 401, the sleeve plate 407 is sleeved on the outer side of the connecting plate 403, and bolts 404 matched with the screw holes 405 are mounted between the sleeve plate 407 and the connecting plate 403;

when punching is required to be performed on different positions of the lean tube, the handle 406 is moved first to drive the connecting plate 403 to move and the slide plate 408 to move transversely along the two inner rods 402, at this time, the round punch 3 is driven to move transversely, the sleeve plate 407 is fixed with the connecting plate 403 through the bolts 404, and rapid fixing of the round punch 3 after moving is realized, so that punching is performed on different positions of the lean tube.

Working principle: when the punching device is used, firstly, the air cylinder 6 is started, the lifting plate 8 is driven to move downwards along the upright post 5, the round punch 3 is driven to move downwards to punch the lean pipe, when punching is needed to be carried out on different positions of the lean pipe, the handle 406 is firstly moved, the connecting plate 403 is driven to move, the sliding plate 408 is driven to move transversely along the two inner rods 402, at the moment, the round punch 3 is driven to move transversely, the sleeve plate 407 and the connecting plate 403 are fixed through the bolts 404, the quick fixation of the round punch 3 after moving is realized, thus punching is carried out on different positions of the lean pipe, when a hexagonal hole is needed to be punched, the two nuts 205 are firstly loosened, the fixation of the extrusion ring 203 is released, then the extrusion ring 203 is taken out from the mounting cylinder 201, meanwhile, the two inserting rods 209 are separated from the two inserting holes 208 respectively, then the mounting column 204 is detached from the inside of the mounting cylinder 201, and the mounting column 204 is replaced by the mounting column 204 provided with the hexagonal punch, and the hexagonal hole is conveniently realized.

Claims

1. The utility model provides a cold smart coaxial round hole of pipe and hexagonal hole processing of pricking is with punching device, includes base (1), its characterized in that: a top plate (7) is arranged above the base (1), upright posts (5) are fixedly arranged at the bottoms of the top plate (7) close to four corners, the bottom ends of the upright posts (5) are fixedly connected with the base (1), an air cylinder (6) is fixedly arranged at the bottom of the top plate (7), a lifting plate (8) is fixedly arranged at the bottom of the air cylinder (6), the lifting plate (8) is movably sleeved with the upright posts (5), an adjusting mechanism (4) is arranged at the bottom of the lifting plate (8), an installing mechanism (2) is arranged at the bottom of the adjusting mechanism (4), and a round punch (3) is arranged on the installing mechanism (2);

the installation mechanism (2) comprises an installation cylinder (201) positioned at the bottom of the lifting plate (8), an installation column (204) is movably sleeved in the installation cylinder (201), the bottom end of the installation column (204) is fixedly connected with the round punch (3), two guide grooves (207) are symmetrically arranged on the outer side of the installation cylinder (201), two side blocks (2010) are symmetrically and fixedly arranged on the outer side of the installation column (204), the two side blocks (2010) are respectively connected with the two guide grooves (207) in a sliding mode, and insertion holes (208) are formed in the bottoms of the two side blocks (2010).

2. The punching device for machining coaxial round holes and hexagonal holes of cold-rolled lean pipe according to claim 1, wherein the punching device is characterized in that: the outside fixed mounting of installation section of thick bamboo (201) has solid fixed ring (202), the bottom symmetry fixed mounting of solid fixed ring (202) has two screw rods (206), the outside cover of two screw rods (206) is equipped with extrusion ring (203), extrusion ring (203) cup joints with base (1), the top symmetry fixed mounting of extrusion ring (203) has two inserted bars (209), two inserted bars (209) are located the inside of two jack (208) respectively, nut (205) have all been cup jointed to the equal screw thread in the outside of two screw rods (206), the top of two nuts (205) all laminates with the bottom of extrusion ring (203).

3. The punching device for machining coaxial round holes and hexagonal holes of cold-rolled lean pipe according to claim 1, wherein the punching device is characterized in that: the adjusting mechanism (4) comprises a mounting frame (401) fixed at the bottom of the lifting plate (8), two inner rods (402) are symmetrically and fixedly mounted in the mounting frame (401), sliding plates (408) are movably sleeved on the outer sides of the two inner rods (402), the sliding plates (408) are located in the mounting frame (401), and the bottoms of the sliding plates (408) are fixedly connected with the top of the mounting cylinder (201).

4. The punching device for machining coaxial round holes and hexagonal holes of cold-rolled lean pipe according to claim 3, wherein the punching device is characterized in that: the sliding plate (408) is fixedly provided with a connecting plate (403), one side, far away from the sliding plate (408), of the connecting plate (403) penetrates through the mounting frame (401) and is fixedly provided with a handle (406), screw holes (405) are formed in the bottom of the connecting plate (403) at equal intervals, the mounting frame (401) is fixedly provided with a sleeve plate (407), the sleeve plate (407) is sleeved on the outer side of the connecting plate (403), and bolts (404) matched with the screw holes (405) are arranged between the sleeve plate (407) and the connecting plate (403).