CN209736780U

CN209736780U - Pipe fitting chamfering device

Info

Publication number: CN209736780U
Application number: CN201821968106.0U
Authority: CN
Inventors: 黄庚荣; 喻延昭; 郑巍巍; 林细勇
Original assignee: Rifeng Enterprise (tianjin) Co Ltd; Foshan Rifeng Enterprise Co Ltd; Rifeng Enterprise Group Co Ltd; Rifeng Technology Co Ltd
Current assignee: Rifeng Enterprise (tianjin) Co Ltd; Foshan Rifeng Enterprise Co Ltd; Rifeng Enterprise Group Co Ltd; Rifeng Technology Co Ltd
Priority date: 2018-11-27
Filing date: 2018-11-27
Publication date: 2019-12-06
Anticipated expiration: 2028-11-27

Abstract

The utility model relates to a pipe fitting chamfering device, which comprises a sheath and a tool apron, wherein the sheath is provided with a containing cavity and a pipe inserting port communicated with the containing cavity, the tool apron is arranged in the containing cavity, the tool apron is provided with a chamfering tool corresponding to the pipe inserting port, and the chamfering tool is used for chamfering and cutting the end part of a pipe inserted into the containing cavity; in the pipe fitting chamfering device, the chamfering tool is arranged in the accommodating cavity through the tool apron, and the chamfering tool can be effectively protected from external impact through the sheath in use; meanwhile, the chamfering tool can be separated from a user through the sheath, the user is prevented from contacting the chamfering tool, and the user is prevented from being scratched by the exposed chamfering tool.

Description

Pipe fitting chamfering device

Technical Field

The utility model relates to a pipe fitting processing technology field especially relates to a pipe fitting chamfer ware.

Background

In the shaping of tubular product dissection, the tip atress of tubular product takes place to deform, so is unfavorable for the socket joint installation of tubular product. In order to solve the problems, the pipe end rounding and chamfering treatment is generally completed by a pipe chamfering rounder. After the pipe fitting chamfering rounding machine is used for a period of time, a user finds that the chamfering tool in the pipe fitting chamfering rounding machine is prone to damage and prone to injury.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming prior art's defect, provide a pipe fitting chamfer ware, solve the cutter and damaged and easily hurt people's problem.

The utility model provides a pipe fitting chamfer ware, includes sheath and blade holder, the sheath be equipped with hold the chamber and with hold the tubular product cartridge mouth of chamber intercommunication, the blade holder sets up in holding the intracavity, be equipped with the chamfer sword that corresponds with tubular product cartridge mouth on the blade holder, the chamfer sword is used for chamfer cutting cartridge to holding the tubular product tip of intracavity.

In the pipe fitting chamfering device, the chamfering tool is arranged in the accommodating cavity through the tool apron, and the chamfering tool can be effectively protected from external impact through the sheath in use; meanwhile, the chamfering tool can be separated from a user through the sheath, the user is prevented from contacting the chamfering tool, and the user is prevented from being scratched by the exposed chamfering tool.

In one embodiment, the sheath is provided with a chip removal port communicated with the containing cavity, and the chip removal port corresponds to the chamfer cutter so as to discharge chips of the chamfer cutter. When the chamfering tool is used for chamfering and cutting the end part of the pipe fitting, the cutting chips are discharged along with the chip removal port, so that the cutting chips can be prevented from being accumulated in the accommodating cavity; and the pipe fitting can be prevented from being scratched by the chips through chip discharge, so that the influence of the chips on the pipe fitting is reduced.

In one embodiment, the number of the chamfer cutters is multiple, the chip removal ports are multiple, the chamfer cutters are annularly distributed on the cutter holder, the chip removal ports are arranged on the sheath at intervals, and the chip removal ports correspond to the chamfer cutters one to one. The arrangement of the plurality of chamfering cutters and the chip removal port can improve the processing speed of chamfering and cutting and improve the processing efficiency.

in one embodiment, the exhaust port is a bar port. The strip-shaped opening can be beneficial to chip removal, the smoothness of chip removal is improved, and the risk that chips block the chip removal opening is reduced.

In one embodiment, the pipe chamfering device further comprises an orthopedic column inserted into the pipe, the orthopedic column is arranged on one side, close to the pipe insertion opening, of the tool apron, and the orthopedic column is used for correcting deformation of the pipe. In the process of operating the pipe fitting chamfering device, the shape correcting column can correct the deformation of the pipe fitting by matching the shape correcting column with the inner wall of the pipe fitting, so that the pipe fitting is restored to be cylindrical.

In one embodiment, the pipe chamfering device further comprises a handle, and the handle is connected with the tool apron to drive the tool apron to rotate. In the process of operating the pipe fitting chamfering device, a user drives the tool apron to rotate through the rotating handle, the chamfering tool carries out chamfering cutting on the end part of the pipe fitting, and the operation of driving the tool apron to rotate through the holding handle is simple and convenient.

In one embodiment, the cartridge is removably mounted within the sheath. When the maintenance of the chamfering tool is needed, the tool apron is detachably connected with the sheath to separate the tool apron from the sheath, so that the convenience degree of the maintenance of the chamfering tool can be improved.

In one embodiment, a first connecting hole is formed in the sheath, a second connecting hole is formed in the tool apron, a third connecting hole is formed in the orthopedic column, and the first connecting hole, the second connecting hole and the third connecting hole are correspondingly communicated; the handle is provided with a fastening rod, and the fastening rod is detachably arranged in the first connecting hole, the second connecting hole and the third connecting hole in a penetrating mode. When the tool apron and the sheath need to be separated, the sheath and the tool apron can be separated by withdrawing the fastening rod from the first connecting hole, the second connecting hole and the third connecting hole; when the tool apron and the sheath need to be assembled, the fastening rod penetrates through the first connecting hole, the second connecting hole and the third connecting hole, and then the assembly of the sheath and the tool apron can be completed; thus, the tool apron and the sheath can be conveniently disassembled and assembled.

In one embodiment, an inner thread is arranged on the inner wall of the third connecting hole, and an outer thread matched with the inner thread is arranged on the fastening rod; the fastening rod is provided with a limiting shaft shoulder, and the limiting shaft shoulder is abutted against one side, far away from the orthopedic column, of the sheath. The structure that the limiting shaft shoulder and the orthopedic column limit the tool apron and the sheath on the fastening rod is simple. When the tool apron and the sheath need to be separated, the tool apron can be detached from the fastening rod by screwing down the orthopedic column on the fastening rod; when the tool apron and the sheath need to be assembled, after the fastening rod penetrates into the first connecting hole, the second connecting hole and the third connecting hole in sequence, the sheath and the tool apron can be limited on the fastening rod through the shape-righting column.

In one embodiment, a first aligning hole is formed in the tool apron, a second aligning hole matched with the first aligning hole is formed in the sheath, and aligning pins penetrate through the first aligning hole and the second aligning hole. Through the cooperation of counterpoint round pin and first counterpoint hole and second counterpoint hole, the counterpoint round pin can prevent that the relative blade holder of sheath from rotating, and then guarantees that chamfer sword and chip removal mouth are in corresponding position.

Drawings

Fig. 1 is a schematic structural view of a pipe chamfering device according to an embodiment;

FIG. 2 is an exploded view of a pipe chamfer according to one embodiment;

Fig. 3 is a use state diagram of the pipe chamfering device according to an embodiment.

Description of reference numerals:

100. The pipe fitting comprises a sheath, 110, a containing cavity, 120, a pipe inserting opening, 130, a chip removal opening, 140, a first connecting hole, 150, a second aligning hole, 200, a tool holder, 210, a chamfering tool, 220, a second connecting hole, 230, a first aligning hole, 300, an orthopedic column, 310, a guide section, 320, a third connecting hole, 400, a handle, 410, a fastening rod, 420, a limiting shaft shoulder, 500, an aligning pin, 600 and a pipe fitting.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, in an embodiment, a pipe chamfering device is provided, including a sheath 100 and a tool holder 200, where the sheath 100 is provided with an accommodating cavity 110 and a pipe insertion opening 120 communicated with the accommodating cavity 110, the tool holder 200 is disposed in the accommodating cavity 110, the tool holder 200 is provided with a chamfering tool 210 corresponding to the pipe insertion opening 120, and the chamfering tool 210 is used for chamfering an end of a pipe inserted into the accommodating cavity 110.

In the pipe chamfering device, the chamfering tool 210 is installed in the accommodating cavity 110 through the tool holder 200, and the chamfering tool 210 can be effectively protected from external impact through the sheath 100 in use; meanwhile, the chamfer cutter 210 can be separated from the user through the sheath 100, so that the user is prevented from contacting the chamfer cutter 210, and the user is prevented from being scratched by the exposed chamfer cutter 210.

Specifically, in the present embodiment, the chamfer cutter 210 has a first cutting edge corresponding to the inner edge of the end surface of the pipe member 600 and a second cutting edge corresponding to the outer edge of the end surface of the pipe member 600. Further, in the present embodiment, the first cutting edge and the second cutting edge are provided on the same chamfer 210, and the first cutting edge and the second cutting edge are provided at an angle α ∈ (0 °, 180 °). Typically α is 90 ° or 120 °. Of course, in other embodiments, the first cutting edge and the second cutting edge may be provided on the two chamfers 210, respectively.

in one embodiment, the sheath 100 is provided with a clearance port 130 communicated with the accommodating cavity 110, and the clearance port 130 corresponds to the chamfer 210 to discharge the chips of the chamfer 210. In use, when the chamfering tool 210 performs chamfering cutting on the end of the pipe 600, the chips are discharged along with the chip discharge port 130, so that the chips can be prevented from being accumulated in the accommodating cavity 110; and the pipe 600 can be prevented from being scratched by the chips by discharging the chips, thereby reducing the influence of the chips on the pipe 600.

Specifically, in the present embodiment, the sheath 100 is cylindrical, the receiving cavity 110 is disposed in the sheath 100, the tube insertion opening 120 is disposed on an end surface of the sheath 100, and the exhaust opening 130 is disposed on an outer circumferential surface of the sheath 100.

In an embodiment, there are a plurality of the chamfer cutters 210, a plurality of the clearance holes 130, a plurality of the chamfer cutters 210 are annularly distributed on the cutter holder 200, a plurality of the clearance holes 130 are spaced apart from each other and are disposed on the sheath 100, and the clearance holes 130 correspond to the chamfer cutters 210 one by one. The arrangement of the plurality of chamfer cutters 210 and the chip removal port 130 can improve the processing speed of chamfer cutting and the processing efficiency.

Specifically, in the present embodiment, the exhaust ports 130 are uniformly distributed on the outer circumferential surface of the sheath 100 around the axis of the sheath 100. Further, there are four chamfer cutters 210 and four exhaust ports 130.

In one embodiment, the exhaust port 130 is a bar port. The strip-shaped port can facilitate chip removal, improve the smoothness of chip removal and reduce the risk of blockage of the chip removal port 130 by chips.

in an embodiment, the pipe chamfering device further includes an orthopedic post 300 for inserting into the pipe 600, the orthopedic post 300 is disposed on the tool holder 200 on a side near the pipe inserting opening 120, and the orthopedic post 300 is used for correcting deformation of the pipe 600. During the operation of the pipe chamfering device, the orthopaedic post 300 corrects the deformation of the pipe 600 by the cooperation of the orthopaedic post 300 with the inner wall of the pipe 600, so that the pipe 600 is restored to a cylindrical shape.

Further, in one embodiment, an end of the orthopedic post 300 remote from the tool holder 200 extends out of the sheath 100 along the tube insertion opening 120.

Specifically, in the present embodiment, the guiding section 310 is provided at an end of the orthopedic post 300 away from the tool holder 200. The guide section 310 is in the shape of a circular truncated cone, and the large end of the guide section is connected with the orthopedic column 300.

In one embodiment, the pipe chamfering device further includes a handle 400, and the handle 400 is connected to the tool holder 200 to drive the tool holder 200 to rotate. In the process of operating the pipe chamfering device, a user drives the tool apron 200 to rotate by rotating the handle 400, the chamfering tool 210 performs chamfering cutting on the end part of the pipe 600, and the operation of driving the tool apron 200 to rotate by holding the handle 400 is simple and convenient.

In one embodiment, the tool holder 200 is removably mounted within the sheath 100. When the chamfer cutter 210 needs to be maintained, the cutter holder 200 is detachably connected with the sheath 100 to separate the cutter holder 200 from the sheath 100, so that the convenience of maintenance of the chamfer cutter 210 can be improved.

In one embodiment, the sheath 100 is provided with a first connecting hole 140, the tool holder 200 is provided with a second connecting hole 220, the orthopedic column 300 is provided with a third connecting hole 320, and the first connecting hole 140, the second connecting hole 220 and the third connecting hole 320 are correspondingly communicated; the handle 400 is provided with a fastening rod 410, and the fastening rod 410 is detachably inserted into the first connecting hole 140, the second connecting hole 220, and the third connecting hole 320. When the tool apron 200 and the sheath 100 need to be separated, the sheath 100 and the tool apron 200 can be separated by the fastening rod 410 exiting from the first connecting hole 140, the second connecting hole 220 and the third connecting hole 320; when the tool apron 200 and the sheath 100 need to be assembled, the fastening rod 410 is inserted into the first connecting hole 140, the second connecting hole 220 and the third connecting hole 320, so that the assembly of the sheath 100 and the tool apron 200 can be completed; this facilitates the assembly and disassembly of the tool holder 200 and the sheath 100.

In one embodiment, an inner wall of the third connecting hole 320 is provided with an inner thread (not shown), and the fastening rod 410 is provided with an outer thread (not shown) matched with the inner thread; the fastening rod 410 is provided with a limiting shaft shoulder 420, and the limiting shaft shoulder 420 is abutted against one side of the sheath 100 away from the orthopedic post 300. The structure of the restraining shoulder 420 and the orthopedic post 300 to restrain the tool holder 200 and the sheath 100 on the fastening rod 410 is simple. When the tool holder 200 and the sheath 100 need to be separated, the tool holder 200 can be detached from the fastening rod 410 by unscrewing the orthopedic post 300 on the fastening rod 410; when the tool holder 200 and the sheath 100 are assembled, after the fastening rod 410 is inserted into the first connecting hole 140, the second connecting hole 220 and the third connecting hole 320 in sequence, the sheath 100 and the tool holder 200 can be restrained on the fastening rod 410 by the orthopedic post 300.

In an embodiment, a first alignment hole 230 is formed on the tool holder 200, a second alignment hole 150 matched with the first alignment hole 230 is formed on the sheath 100, and an alignment pin 500 passes through the first alignment hole 230 and the second alignment hole 150. Through the matching of the alignment pin 500 with the first alignment hole 230 and the second alignment hole 150, the alignment pin 500 can prevent the sheath 100 from rotating relative to the tool holder 200, thereby ensuring that the chamfer 210 and the clearance port 130 are at corresponding positions.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The pipe fitting chamfering device is characterized by comprising a sheath, wherein the sheath is provided with an accommodating cavity and a pipe fitting insertion opening communicated with the accommodating cavity; and

The tool apron is arranged in the accommodating cavity, a chamfering tool corresponding to the pipe inserting opening is arranged on the tool apron, and the chamfering tool is used for chamfering and inserting the end part of the pipe in the accommodating cavity.

2. The pipe fitting chamfering device according to claim 1, wherein a chip removal port communicating with the accommodation chamber is provided on the sheath, the chip removal port corresponding to the chamfering blade to discharge chips of the chamfering blade.

3. The pipe fitting chamfering device according to claim 2, wherein a plurality of chamfering tools are provided, a plurality of chip removal ports are provided, the chamfering tools are annularly distributed on the tool apron, the chip removal ports are arranged on the sheath at intervals, and the chip removal ports correspond to the chamfering tools one to one.

4. The pipe chamfering device according to claim 3, wherein the chip removal port is a bar port.

5. The pipe chamfering device according to any one of claims 1 to 4, further comprising an orthopedic post for insertion into the pipe, the orthopedic post being provided on the tool holder on a side near the pipe insertion opening, the orthopedic post being used to correct deformation of the pipe.

6. The pipe chamfering apparatus according to claim 5, further comprising a handle connected to the tool holder to drive the tool holder to rotate.

7. The pipe chamfering apparatus according to claim 6, wherein the tool holder is detachably mounted in a sheath.

8. The pipe fitting chamfering device according to claim 7, wherein a first connecting hole is formed in the sheath, a second connecting hole is formed in the tool apron, a third connecting hole is formed in the orthopedic column, and the first connecting hole, the second connecting hole and the third connecting hole are correspondingly communicated; the handle is provided with a fastening rod, and the fastening rod is detachably arranged in the first connecting hole, the second connecting hole and the third connecting hole in a penetrating mode.

9. The pipe fitting chamfering device according to claim 8, wherein an internal thread is provided on an inner wall of the third connecting hole, and an external thread fitted with the internal thread is provided on the fastening rod; the fastening rod is provided with a limiting shaft shoulder, and the limiting shaft shoulder is abutted against one side, far away from the orthopedic column, of the sheath.

10. The pipe fitting chamfering device according to claim 9, wherein a first aligning hole is formed in the tool holder, a second aligning hole matched with the first aligning hole is formed in the sheath, and aligning pins are arranged in the first aligning hole and the second aligning hole in a penetrating mode.