CN212349999U

CN212349999U - Copper pipe bending device

Info

Publication number: CN212349999U
Application number: CN202020678242.7U
Authority: CN
Inventors: 葛美才; 张燕; 曹美云; 陆建荣; 王永生
Original assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Current assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-01-15
Anticipated expiration: 2030-04-28

Abstract

A copper pipe bending device comprises a base, and a bending mechanism, a fixing mechanism and a positioning mechanism which are arranged on the base, wherein a copper pipe is arranged between the fixing mechanism and the bending mechanism, the fixing mechanism is arranged in a mode of moving towards the position of the bending mechanism or moving away from the position of the bending mechanism in a reverse mode and is used for fixing or loosening the copper pipe, the positioning mechanism is movably arranged on the base, the positioning mechanism abuts against one end of the copper pipe and is used for determining the bending length of the copper pipe, and the bending mechanism is used for determining the bending angle of the copper pipe and bending the copper pipe. According to the copper pipe bending device, the accuracy of the bending length is guaranteed by the positioning mechanism, the bending mechanism is arranged to accurately control the bending angle of the copper pipe, the bending length and the bending angle do not need to be adjusted for multiple times, time is saved, production efficiency is improved, and the bending quality of the copper pipe is high.

Description

Copper pipe bending device

Technical Field

The utility model relates to an air conditioner field of making especially relates to copper pipe bending apparatus.

Background

Because the copper pipe has the advantages of good thermal conductivity, easy processing and long service life, the copper pipe is commonly used as a heat dissipation and medium conveying pipeline of a refrigeration system for electrical equipment such as a refrigerator, an air conditioner and the like, and various mechanical processing such as bending, punching, cutting, welding and the like is required to be carried out on the copper pipe according to specific application conditions; the bending process is to bend the copper pipe at a certain angle to meet the requirements of different products and different purposes, the traditional pipe bending process needs to be adjusted for multiple times according to the bending length and the angle, time and labor are wasted, the production efficiency is low, and the quality is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a copper pipe bending apparatus, which can effectively improve the bending efficiency of the copper pipe.

The embodiment of the application provides a copper pipe bending device, including base and fixed establishment, still include bending mechanism and positioning mechanism, bending mechanism, fixed establishment and positioning mechanism install in on the base, be used for placing the copper pipe between fixed establishment and the bending mechanism, fixed establishment to the position of bending mechanism is in opposite directions or the back of the body removal setting mutually for fixed or loosen the copper pipe, the positioning mechanism activity set up in on the base, in order to remove positioning mechanism supports and leans on copper pipe one end for confirm the bending length of copper pipe, bending mechanism is used for confirming the bending angle of copper pipe and bends the copper pipe.

Further, in some embodiments of the present application, the bending mechanism includes a bending seat, a rotating rod and a core rod, the bending seat is movably installed on the base, the rotating rod is rotatably installed on the bending seat, one end of the core rod is installed in the copper pipe, and the other end of the core rod rotates along with the rotating rod to bend the copper pipe.

Further, in some embodiments of this application, be equipped with the stand on the base, the one end of crooked seat is equipped with the recess, and the other end is equipped with the second stand, the recess set up in on the stand, the dwang is installed on the second stand.

Further, in some embodiments of the present application, the fixing mechanism includes a fixing rod, a fixing seat and a driving element, one end of the fixing rod is connected to the fixing seat, and the other end of the fixing rod is connected to the driving element, the driving element drives the fixing rod to move, so as to control the fixing seat and the bending seat to be clamped or loosened.

Further, in some embodiments of the present application, a fixing groove is formed on the bending seat, a second fixing groove is formed on a side of the fixing seat opposite to the bending seat, and the fixing groove and the second fixing groove are used for fixing a position of the copper pipe.

Further, in some embodiments of the present application, the positioning mechanism includes a positioning plate and a three-dimensional adjusting device, the three-dimensional adjusting device is movably mounted on the base, and the positioning plate is fixed on the three-dimensional adjusting device for adjusting the position of the positioning plate.

Further, in some embodiments of the present application, the bending seat includes a bending portion and a retaining portion, the bending portion is used for controlling a bending angle of the copper pipe, and the retaining portion is opposite to the position of the fixing seat and is used for fixing the copper pipe in cooperation with the fixing seat.

Further, in some embodiments of the present application, the bending portion and the holding portion are integrally formed or snap-fitted.

Further, in some embodiments of the present application, a limiting portion is disposed on the base, and the limiting portion is slidably disposed on the base and is used for limiting a bending angle of the copper pipe on the bending seat.

Furthermore, in some embodiments of the present application, the positioning plate is provided with a plurality of fixing holes with different radii, and the fixing holes are used for receiving one end of the copper pipe and fixing the position of one end of the copper pipe for positioning.

Above-mentioned copper pipe bending apparatus guarantees the accuracy of bending length through setting up positioning mechanism, sets up the accurate control copper pipe bending angle of bending mechanism, and bending length and angle need not to carry out adjustment many times, and save time for production efficiency and copper pipe bending quality are high.

Drawings

Fig. 1 is a schematic structural view of a copper pipe bending apparatus according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a base according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a flexure seat according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a flexure seat according to another embodiment of the present application.

Description of the main elements

Copper pipe bending device	100
		Base seat	10
Upright post	11
		Limiting part	12
Bending mechanism	20
		Bending seat	21
Fixing groove	211
		Bending part	212
Clamping part	213
		Rotating rod	22
Second upright post	23
		Core rod	24
Fixing mechanism	30
		Fixing rod	31
Fixed seat	32
		Second fixing groove	321
Driving member	33
		Stable seat	34
Positioning mechanism	40
		Positioning plate	41
Three-dimensional adjusting mechanism	42
		Gasket	50

The following detailed description will further illustrate the present application in conjunction with the above-described figures.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

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 application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, in one embodiment, the copper pipe bending apparatus 100 includes a base 10, a bending mechanism 20, a fixing mechanism 30 and a positioning mechanism 40. The bending mechanism 20, the fixing mechanism 30 and the positioning mechanism 40 are all disposed on the base 10.

Referring to fig. 2, the base 10 is provided with a column 11, and the column 11 is used for fixing the bending mechanism 20. In one embodiment, the column 11 is cylindrical, and the column 11 is provided with an external thread. In another embodiment, the pillar 11 is a triangular prism, a quadrangular prism or other polygonal prism, and it is understood that the structure of the pillar 11 is not limited to the above limitation as long as the bending mechanism 20 can be fixed. The base 10 is provided with a plurality of through holes, and the through holes are used for fixing the base 10 on a workbench or other frames. In one embodiment, the base 10 is substantially plate-like in configuration. In one embodiment, the base 10 is provided with a plurality of the pillars 11 for adjusting the position of the bending mechanism 20 to adapt to copper pipes with different sizes. In an embodiment, the base 10 is provided with a limiting portion 12, and the limiting portion 12 is slidably disposed on the base 10, and is used for further limiting a bending angle of the copper pipe on the bending mechanism 20, so as to ensure the bending quality of the copper pipe. In one embodiment, the base 10 is provided with a scale for precisely controlling the bending position of the copper tube and improving the quality of the bent copper tube.

Referring to fig. 3, the bending mechanism 20 includes a bending seat 21 and a rotating rod 22 disposed on the bending seat 21. In one embodiment, a groove is formed at one end of the bending seat 21, a second upright column 23 is arranged at the end opposite to the groove, and the rotating rod 22 is installed on the second upright column 23. In another embodiment, the bending seat 21 is provided with a through groove penetrating through two ends of the bending seat 21, one end of the through groove is sleeved on the upright post 11, and the other end of the through groove is used for installing the rotating rod 22. The groove is matched with the upright post 11 and is used for fixing the bending seat 21 on the upright post 11. In one embodiment, the inner wall of the groove is provided with an internal thread adapted to the external thread on the upright 11. In other embodiments, the grooves are triangular prisms, quadrangular prisms, or other structures that fit the pillars 11. It can be understood that the bending seat 21 is movably disposed on the upright post 11, so that the bending seat 21 can be replaced conveniently to meet the requirements of copper pipes with different pipe diameters and different bending angles.

The side of the bending base 21 is provided with a fixing groove 211, in an embodiment, the fixing groove 211 is substantially in an arc shape, and the radius of the fixing groove 211 is adapted to the size of the copper pipe for clamping the copper pipe. In an embodiment, a plurality of fixing grooves 211 are formed on a side surface of the bending base 21, and the fixing grooves 211 are substantially parallel to fix a plurality of copper pipes, so that the plurality of copper pipes can be bent at one time, and the production efficiency is improved. It is understood that the copper pipe bending apparatus 100 may further include a clamping member, wherein the clamping member is provided with a plurality of recesses for clamping a plurality of copper pipes so that the plurality of copper pipes are substantially parallel to each other and are conveniently fixed in the plurality of fixing grooves 211.

In one embodiment, the bending seat 21 includes a bending portion 212 and a holding portion 213, the bending portion 212 is used for controlling the bending angle of the copper tube, such as 60 degrees, 90 degrees, 120 degrees, etc., and the holding portion 213 is used for cooperating with the positioning mechanism 40 to hold the position of the fixed copper tube. In one embodiment, the bending portion 212 is integrally formed with the catch 213. The curved seat 21 is substantially cylindrical, the catch 213 is substantially rectangular parallelepiped, the catch 213 is formed by extending a half of the curved seat 21 in a direction radially away from the curved seat 21, and the width of the catch is the radius of the curved seat 21. In another embodiment, the bending portion 212 and the holding portion 213 are engaged, and different bending angle requirements can be met by replacing different bending portions 212. Since the bending angle of the copper pipe is determined by the side of the bent portion 212 contacting the copper pipe, in another embodiment, the contact portion of the bent portion 212 and the copper pipe is movably disposed with respect to the main body portion of the bent portion 212, for example, by engaging, and the bending angle of the copper pipe can be controlled by replacing the contact portion of the bent portion 212 and the copper pipe.

It can be understood that, as shown in fig. 4, the bending base 21 may also be arranged in an up-down separated manner, and the size of the fixing groove 211 is adjusted by arranging the gasket 50 between the separated portions of the bending base 21, so as to adapt to copper pipes with different pipe diameters, and it can be understood that both the bending base 21 and the gasket 50 are provided with holes, and the whole bending base 21 is fixed by penetrating through the holes through bolts. The embodiment can effectively reduce the use number of the bending seats 21, save the manufacturing and use of the die and save the cost.

Dwang 22 rotate set up in on the crooked seat 21, in an embodiment, dwang 22 with the one end that crooked seat 21 is connected is equipped with the through-hole, the through-hole cover is located on the stand 11. In another embodiment, the end of the rotating rod 22 connected to the curved seat 21 is provided with a protrusion, and the protrusion is disposed in a groove of the curved seat 21. In an embodiment, one side of the rotating rod 22 is provided with a protective cover, and in the rotating process of the rotating rod 22, the protective cover rotates along with the rotating rod for protecting the surface of the copper pipe from being influenced by external force.

The bending mechanism 20 further comprises a core rod 24, the core rod 24 and the rotating rod 22 are matched to serve as a rotating mechanism of the copper pipe bending device 100, the core rod is used for being placed in a copper pipe, and the situation that the surface of the copper pipe is shriveled due to external force compression is avoided in the bending process, so that the quality of the bent copper pipe is affected. When in use, the mandrel 24 is installed in the copper pipe, the rotating rod 22 and the mandrel 24 are rotated together, and the copper pipe is bent by the bending seat 21. In one embodiment, the clearance between the mandrel and the inner wall of the copper tube is 0.1-0.5 mm, preferably 0.1-0.2 mm. In one embodiment, the mandrel 24 is a telescopic structure, and the mandrel 24 is provided with a plurality of different sizes for accommodating copper pipes with different pipe diameters.

The fixing mechanism 30 includes a fixing rod 31, a fixing seat 32, a driving member 33 and a fixing seat 34. The fixing rod 31 is provided with the fixing seat 34, one end of the fixing rod 31 is movably connected with the fixing seat 32, and the other end of the fixing rod 31 is connected with the driving part 33. One end of the fixing base 32, which is far away from the fixing rod 31, is provided with a second fixing groove 321, and the second fixing groove 321 is matched with the fixing groove 211 and used for clamping the position of the fixing copper pipe. In an embodiment, the fixing seat 32 is disposed opposite to the position of the retaining portion 213, the fixing seat 32 is substantially rectangular parallelepiped, the lengths of the fixing seat 32 and the retaining portion 213 are substantially the same, and the number of the fixing seats 32 may be multiple, so as to adapt to copper pipes with different pipe diameters. The driving member 33 is used for driving the fixing rod 31 to move to a position far away from or close to the bending seat 21, so that the fixing seat 32 and the bending seat 21 are clamped or released, and the copper pipe is fixed between the fixing seat 32 and the bending seat 21 or released. In an embodiment, the driving member 33 is an air cylinder, an oil cylinder or other mechanism capable of driving the fixing rod 31 to move, such as a combination of an electric motor and a lead screw, and it should be understood that the invention is not limited to the above limitation as long as the fixing rod 31 can be driven to move reciprocally. The two ends of the fixing base 34 are fixed on the base 10, the fixing rod 31 penetrates through the fixing base 34, and the fixing base 34 is used for keeping the fixing rod 31 stable in the moving process.

The positioning mechanism 40 includes a positioning plate 41 and a three-dimensional adjusting mechanism 42, and the positioning plate 41 is fixed on the three-dimensional adjusting mechanism 42. In one embodiment, the three-dimensional adjustment mechanism 42 is movably mounted to the base 10. The positioning plate 41 is disposed on the second fixing groove 321 and the fixing groove 211 in an extending direction, specifically, the extending direction of the second fixing groove 321 and the fixing groove 211 is perpendicular to the positioning plate 41. The positioning plate 41 is used for determining a distance from the second fixing groove 321 to a bent portion of one end of the copper tube in the fixing groove 211, so as to determine a position where the copper tube needs to be bent, and ensure that the bent copper tube meets production requirements. In an embodiment, the positioning plate 41 is provided with a plurality of fixing holes with different radii, and the fixing holes are used for receiving one end of a copper pipe and further fixing and positioning the copper pipe. The three-dimensional adjusting mechanism 42 is used for adjusting the position of the positioning plate 41, so that the fixing hole conforming to the diameter of the copper tube to be bent is located in the length extending direction of the copper tube, and one end of the copper tube is clamped in the fixing hole, thereby facilitating positioning. It will be appreciated that the position of the positioning plate 41 can be accurately controlled according to the scale of the base 10.

It can be understood that the copper pipe bending device further comprises a feeding mechanism, wherein a feeding port of the feeding mechanism is positioned in the extending direction of the second fixing groove 321 and the fixing groove 211, and is used for feeding the copper pipe to be bent between the second fixing groove 321 and the fixing groove 211, so that the feeding time is shortened, and the processing efficiency is improved.

When the copper pipe bending device is used, the copper pipe to be bent is placed between the second fixing groove 321 and the fixing groove 211, the position of the positioning plate 41 is adjusted according to requirements, the bending length and the bending angle are determined, the fixing rod 31 is driven to move towards the position of the bending seat 21 through the driving piece, the fixing seat 32 and the bending seat 21 are clamped, the copper pipe is fixed between the fixing seat 32 and the bending seat 21, the core rod 24 is installed in the copper pipe, the rotating rod 22 and the core rod 24 rotate together to bend the copper pipe, the fixing rod 31 is driven to move towards the position far away from the bending seat 21, the bent copper pipe is taken out, and the next copper pipe is bent.

Above-mentioned copper pipe bending apparatus guarantees the accuracy of bending length through setting up positioning mechanism, and the activity sets up crooked seat, is applicable to the copper pipe of multiple pipe diameter, sets up spacing portion and flexion, accurate control copper pipe bending angle, and bending length and angle need not to carry out many times adjustment, and save time for production efficiency and copper pipe bending quality is high.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present application and are not to be taken as limiting the present application, and that suitable changes and modifications of the above embodiments are within the scope of the present disclosure as long as they are within the spirit and scope of the present application.

Claims

1. The utility model provides a copper pipe bending apparatus, includes base and fixed establishment, its characterized in that: the copper pipe bending device is characterized by further comprising a bending mechanism and a positioning mechanism, wherein the bending mechanism, a fixing mechanism and the positioning mechanism are arranged on the base, the copper pipe is placed between the fixing mechanism and the bending mechanism, the fixing mechanism is arranged towards the position of the bending mechanism in a moving mode or in a moving mode in a back-to-back mode and used for fixing or loosening the copper pipe, the positioning mechanism is movably arranged on the base and used for moving the positioning mechanism to abut against one end of the copper pipe and used for determining the bending length of the copper pipe, and the bending mechanism is used for determining the bending angle of the copper pipe and bending the copper.

2. A copper tube bending apparatus as defined in claim 1 wherein: the bending mechanism comprises a bending seat, a rotating rod and a core rod, wherein the bending seat is movably arranged on the base, the rotating rod is rotatably arranged on the bending seat, one end of the core rod is arranged in the copper pipe, and the other end of the core rod is rotated to bend the copper pipe along with the rotating rod.

3. A copper tube bending apparatus as claimed in claim 2 wherein: the base is provided with an upright post, one end of the bending seat is provided with a groove, the other end of the bending seat is provided with a second upright post, the groove is formed in the upright post, and the rotating rod is arranged on the second upright post.

4. A copper tube bending apparatus as claimed in claim 2 wherein: the fixing mechanism comprises a fixing rod, a fixing seat and a driving piece, one end of the fixing rod is connected to the fixing seat, the other end of the fixing rod is connected to the driving piece, the driving piece drives the fixing rod to move, and therefore the fixing seat and the bending seat are controlled to be clamped or loosened.

5. Copper tube bending apparatus as claimed in claim 4 wherein: the bending seat is provided with a fixing groove, one side of the fixing seat opposite to the bending seat is provided with a second fixing groove, and the fixing groove and the second fixing groove are used for fixing the position of the copper pipe.

6. Copper tube bending apparatus as claimed in claim 4 wherein: the positioning mechanism comprises a positioning plate and a three-dimensional adjusting device, the three-dimensional adjusting device is movably arranged on the base, and the positioning plate is fixed on the three-dimensional adjusting device and used for adjusting the position of the positioning plate.

7. Copper tube bending apparatus as claimed in claim 4 wherein: the bending seat comprises a bending part and a clamping part, the bending part is used for controlling the bending angle of the copper pipe, and the clamping part is opposite to the position of the fixing seat and used for being matched with the fixing seat to fix the copper pipe.

8. Copper pipe bending apparatus according to claim 7 wherein: the bending part and the clamping part are integrally formed or clamped.

9. A copper tube bending apparatus as claimed in claim 2 wherein: the base is provided with a limiting part, and the limiting part is arranged on the base in a sliding mode and used for limiting the bending angle of the copper pipe on the bending seat.

10. Copper pipe bending apparatus according to claim 6 wherein: the positioning plate is provided with a plurality of fixing holes with different radiuses, the fixing holes are used for bearing one end of the copper pipe and fixing the position of one end of the copper pipe for positioning.