CN210023355U

CN210023355U - Copper pipe bending device in air-conditioning refrigeration system

Info

Publication number: CN210023355U
Application number: CN201920417651.9U
Authority: CN
Inventors: 王永强; 沈正高
Original assignee: Nanjing West Hundred Passenger Car Air Conditioning Ltd By Share Ltd
Current assignee: Nanjing West Hundred Passenger Car Air Conditioning Ltd By Share Ltd
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-02-07
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses a copper pipe bending device among air conditioning refrigerating system, include: the bending device comprises a placing plate, a fixing assembly and a bending assembly, wherein the fixing assembly is fixed on the placing plate; the fixing assembly comprises a workbench, a connecting block and a fixing rod, the connecting block is fixed at one end of the top surface of the workbench, the bending assembly is fixed at the other end of the top surface of the workbench, one end of the fixing rod is connected in the connecting block, and the other end of the fixing rod is positioned at the bending assembly; fixed subassembly is used for fixed copper pipe, and the subassembly of bending is used for bending the copper pipe, the utility model discloses simple structure, easily operation, directly place fixed subassembly with the copper pipe in, manual rotation bending assembly can realize bending to the copper pipe, the utility model discloses can bend to the copper pipe of different pipe diameters.

Description

Copper pipe bending device in air-conditioning refrigeration system

Technical Field

The utility model relates to an air conditioner accessory technical field, concretely relates to copper pipe bending device among air conditioner refrigerating system.

Background

Copper pipes are indispensable connecting pieces in an air conditioning system, the copper pipes are required to be used in the connection of an indoor unit and an outdoor unit of an air conditioner, and the copper pipes are also required to be used in a core body of a condenser and a core body of an evaporator of the air conditioner. The directly purchased copper pipe is a straight copper pipe, and the diameter and the bending angle of the copper pipe required in different occasions are different in the using process. The existing copper pipe bending device can quickly bend a copper pipe, but the copper pipe with different pipe diameters cannot be effectively bent, and equipment can only bend the copper pipe with a single pipe diameter. And how to ensure the yield and the accuracy of the bending of the copper pipe in the bending process of the copper pipe is also a problem to be considered.

Disclosure of Invention

An object of the utility model is to provide a copper pipe bending device among air conditioner refrigerating system to solve one of the above-mentioned multinomial defect or defect that leads to among the prior art.

In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:

a copper pipe bending device in an air-conditioning refrigeration system comprises: the bending device comprises a placing plate, a fixing assembly and a bending assembly, wherein the fixing assembly is fixed on the placing plate; the fixing assembly comprises a workbench, a connecting block and a fixing rod, the connecting block is fixed at one end of the top surface of the workbench, the bending assembly is fixed at the other end of the top surface of the workbench, one end of the fixing rod is connected in the connecting block, and the other end of the fixing rod is located at the bending assembly; the bending assembly comprises: the bending device comprises a bending block, a rotating plate, a sliding groove, a baffle and a second screw rod, wherein the bending block is rotatably connected to one end of the rotating plate, the baffle is fixed to the other end of the rotating plate, the rotating plate between the baffle and the bending block is provided with the sliding groove, a sliding block is connected in the sliding groove in a sliding mode, and an extension line of a fixed rod is arranged between the bending block and the sliding block; the rotating plate is rotatably connected to the workbench, the bending block and the rotating point of the rotating plate are on the same vertical line, the baffle is provided with a second connecting hole, the sliding block is provided with a first connecting hole, the first connecting hole and the second connecting hole are on the same horizontal line, and the second screw is in threaded connection with the second connecting hole and the second connecting hole. The bending block comprises a bending block body and a rotating shaft, the bending block body is cylindrical, a pipe groove is formed in the cylindrical surface of the bending block body and is an arc-shaped inward concave shape, a shaft hole is formed in the axial direction of the bending block body, the bottom end of the rotating shaft is connected to the workbench, and the shaft hole is penetrated through the top end of the rotating shaft.

The utility model has the advantages that:

1. the bending device designed by the utility model can realize the bending of copper pipes with different pipe diameters by changing the fixed rod and moving the distance of the sliding block, thereby improving the applicability of the device;

2. the utility model discloses a be equipped with the tube seat on the piece body of bending to the cooperation slider can improve the precision and the qualification rate that the copper pipe was bent.

Drawings

FIG. 1 is a top view of a bending apparatus according to an embodiment of the present invention;

FIG. 2 is a front view of a bending apparatus according to an embodiment of the present invention;

FIG. 3 is an enlarged view of A in FIG. 1;

FIG. 4 is a schematic structural view of a bending assembly in the bending apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a bending block in the bending apparatus according to the embodiment of the present invention.

Fig. 6 is a schematic structural view of a bent pipe grinding tool in a bending device according to an embodiment of the present invention.

Wherein: 1. a support leg; 2. placing the plate; 3. a base plate; 4. a work table; 41. a first screw hole; 42. positioning a groove; 43. a set screw; 5. connecting blocks; 51. a first through hole; 6. fixing the rod; 7. bending the assembly; 71. a rotating plate; 72. a chute; 73. a slider; 731. a first connection hole; 732. a second through hole; 74. a baffle plate; 741. a second connection hole; 75. a second screw hole; 76. a second screw; 77. a handle; 78. a bend pipe grinding tool; 781. a second pipe groove; 8. bending the block; 81. bending the block body; 82. a pipe groove; 83. a shaft hole; 84. a rotating shaft; 9. a bolt; 10. a positioning block assembly; 101. a slip ring; 102. a first screw; 103. a second screw; 11. a stop block assembly; 111. a baffle plate; 112. a baffle slot; 113. a second bolt; 114. a gear lever.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 5, a copper pipe bending device in an air conditioning and refrigerating system includes: the device comprises a placing plate 2, a fixing assembly and a bending assembly 7, wherein the fixing assembly is fixed on the placing plate 2; fixed subassembly is used for fixed copper pipe, and the subassembly 7 of bending is used for bending the copper pipe, the utility model discloses simple structure, easily operation directly places the fixed subassembly with the copper pipe in, manual rotation the subassembly 7 of bending can realize bending to the copper pipe.

Fixed subassembly includes workstation 4, connecting block 5 and dead lever 6, workstation 4 with place and be equipped with backing plate 3 between the board 2, through bolt 9 with workstation 4 fixed to backing plate 3 on, connect through bolt 8, convenient to detach and installation are easily carried and are assembled. The setting plate 3 is fixedly attached or detachably attached to one side of the placing plate 2. The width of placing board 2 is about 1.5 meters, and the width of placing board 2 is 6 times of the 4 width of workstation, and the opposite side of placing board 2 is used for placing the box of dress copper pipe, and the staff of being convenient for bends the copper pipe.

Connecting block 5 is fixed at the left end of 4 top surfaces of workstation, and the right-hand member at 4 top surfaces of workstation is fixed to the subassembly 7 of bending, and the one end threaded connection of dead lever 6 is in connecting block 5, and the other end of dead lever 6 is located the subassembly department of bending, and the shape at this end top of dead lever 6 is the hemisphere. Specifically, be equipped with the screw on the connecting block 5, the one end of dead lever 6 is equipped with the screw with screw looks adaptation, can be convenient for change dead lever 6 through threaded connection, and dead lever 6 is circular solid alloy steel pole, and the hardness of alloy steel is greater than the hardness of copper pipe far away, prevents that dead lever 6 from producing the deformation in the copper pipe is bent. Simultaneously in order to prevent that dead lever 6 from warping, the utility model discloses in still designed dog subassembly 11, dog subassembly 11 is fixed on workstation 4, and dog subassembly 11 includes baffle 111, baffle groove 112, second bolt 113 and pin 114. The baffle 111 is a rectangular parallelepiped plate, the baffle 11 is arranged obliquely, the right end of the baffle 111 is fixed with a baffle rod 114, the left end of the baffle is provided with a baffle slot 112, the workbench 4 is provided with a screw hole, a second bolt 113 penetrates through the baffle slot 112 and is connected to the screw hole, the baffle rod 114 is close to the fixing rod 6 by moving the position of the baffle 111, the fixing rod 6 is prevented from deforming, and the second bolt 113 is fastened to fix the baffle 111. When using, with copper pipe box in the outside of dead lever 6, the internal diameter looks adaptation of dead lever 6 and copper pipe can make through changing dead lever 6 the utility model discloses bend the copper pipe of different diameters, the utility model discloses multiple model can be selected to the diameter of dead lever 6, when selecting the dead lever 6 of different diameters, the relevant subassembly that uses rather than cooperating also needs to be changed. The utility model discloses can be applicable to the copper pipe of multiple different diameters and bend.

The subassembly of bending includes: bending block 8, rotating plate 71, spout 72, baffle 74, second screw 76, handle 77 and return bend grinding apparatus 78, return bend grinding apparatus 78 places on workstation 4, and the workstation 4 is close to the one end of bending the subassembly and is equipped with the groove that prevents return bend grinding apparatus 78, places return bend grinding apparatus 78 into, conveniently takes out return bend grinding apparatus 78 and uses. The bending block 8 comprises a bending block body 81 and a rotating shaft 84, the bending block body 81 is cylindrical, a pipe groove 82 is formed in the cylindrical surface of the bending block body 81, the pipe groove 82 is an inward concave arc shape, specifically, the pipe groove 82 is in a semi-arc shape, and the diameter of the pipe groove 82 is matched with the diameter of a copper pipe to be bent. The bent pipe grinding tool 78 is provided with a second pipe groove 781 matched with the diameter of the copper pipe, the second pipe groove 781 is in a semi-arc shape, and the pipe groove 82 and the second pipe groove 781 are combined to fix the copper pipe inside the bent pipe grinding tool and the copper pipe. During the bending process of the copper pipe, the bent copper pipe is abutted against the pipe groove 82, the bent pipe grinding tool 78 is placed on the other side of the pipe groove, and the bent pipe grinding tool cooperate to fix the copper pipe. The tube groove 82 and the second tube groove 781 of the elbow grinding tool 78 work together to fix the copper tube and prevent the copper tube from being damaged by the bending due to the squeezing. The bending block body 81 is provided with a shaft hole 83 in the axial direction, the bottom end of the rotating shaft 84 is fixedly connected to the workbench 4, and the top end of the rotating shaft 84 penetrates above the bending block body 81 through the shaft hole 83. The rotating shaft 84 is also rotatably connected with a rotating plate 71, and the rotating plate 71 is positioned between the bending block body 81 and the workbench 4. The bending block body 81 is connected to one end of the rotating plate 71, the baffle plate 74 is fixed to the other end of the rotating plate 71, a sliding groove 72 is formed in the rotating plate 71 between the baffle plate 74 and the bending block body 81, a sliding block 73 is connected in the sliding groove 72 in a sliding mode, the sliding block 73 is in a combined shape of a cuboid and a semi-cylinder, one end, close to the bending block body 81, of the semi-cylinder is designed to be semi-cylinder-shaped, and the copper pipe is not damaged in the bending process. The baffle 74 is provided with a second connecting hole 741, the slider 73 is provided with a first connecting hole 731, the first connecting hole 731 and the second connecting hole 741 are in the same horizontal line, and the second screw 76 is screwed in the first connecting hole 731 and the second connecting hole 741. The second screw 76 is rotated to adjust the position of the sliding block 73 in the sliding groove 72, copper pipes with different pipe diameters are bent, the distance from the sliding block 73 to the bending block body 81 is required to be different, and the sliding block 73 and the bending block body are matched for use and also need to be replaced.

The specific working process is as follows: the copper pipe is sleeved on the fixed rod 6, one side of the copper pipe is leaned against the pipe groove 82, the elbow grinding tool 78 is leaned against the other side of the copper pipe, and the position of the sliding block 73 in the sliding groove 72 is adjusted, so that the sliding block 73 is in contact with the elbow grinding tool 78. The rotation plate 71 is pushed to rotate the rotation plate 71 around the rotation shaft 84, and the copper pipe is bent under the combined action of the bent pipe grinding tool 78 and the bending block body 81 under the pushing of the slide block 73.

In this embodiment, still be equipped with locating block subassembly 10 on the dead lever 6, locating block subassembly 10 includes sliding ring 101, and sliding ring 101 cup joints on dead lever 6, and sliding ring 101 can slide on dead lever 6, is equipped with first screw hole and second screw hole on the sliding ring 101, and threaded connection has first screw 102 on the first screw hole, and second screw hole internal connection has second screw 103, makes sliding ring 101 fixed through fastening first screw 102 and second screw 103. Bending the bent pipes with different lengths by moving the position of the positioning block assembly 10.

In the present embodiment, in order to facilitate pushing the rotating plate 71, a handle 77 is further fixed on the rotating plate 71, and a rubber pad is provided on the handle 77 to protect the staff on the workbench. Place and be fixed with stabilizer blade 1 on the bottom surface of board 2, stabilizer blade 1 mainly plays the supporting role, and the bottom surface of stabilizer blade 1 is 1.3m apart from the height of dead lever 6, makes things convenient for the staff to overlap the copper pipe on dead lever 6, has improved work efficiency.

In this embodiment, two first through holes 51 are provided on the connecting block 5, the two first through holes 51 are on the same straight line, 8 first screw holes 41 are provided on the worktable 4, the first screw holes 41 and the first through holes 51 are adapted, and the first through holes 51 and the first screw holes 41 of the connecting block 5 are aligned to each other, so that the connecting block 5 is fixed on the worktable 4 through hexagon socket head cap screws. 8 first screw holes 41 are provided to enable the position of the connecting block 5 on the table 4 to be adjusted. In the copper pipe bending process, the extension lengths of the copper pipes with different pipe diameters may be different, so that the qualification rate of the copper pipes can be improved through the fine adjustment connecting block 5.

In this embodiment, the worktable 4 is further provided with a positioning groove 42, the positioning groove 42 is semicircular, the center of the positioning groove 42 coincides with the center of the shaft hole 83, a positioning screw 43 is connected in the positioning groove 42, and the positioning screw 43 can be fixed at any position in the positioning groove 42. Specifically, the bending angle of the copper pipe needs to be determined, in the copper pipe bending process, the rotating plate 71 cannot rotate after rotating to the position of the positioning screw 43, and the positioning screw 43 can be used for producing copper pipes with different angles at different positions.

In this embodiment, the sliding block 73 is provided with at least two second through holes 732, the sliding groove 72 is provided with second screw holes 75, the number of the second screw holes 75 is 4-6, and the second screw holes 75 can be matched with the second through holes 732 and connected in the second screw holes 75 through hexagon socket head cap screws to fix the sliding block 73 in the sliding groove 72. Through the fixation of the hexagon socket head cap screw, the stability of the sliding block 73 is ensured, the sliding block 73 cannot be displaced in any direction, the bending accuracy of the copper pipe is ensured, and the qualification rate is improved.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides a copper pipe bending device among air conditioner refrigerating system which characterized in that includes: the bending device comprises a placing plate (2), a fixing assembly and a bending assembly (7), wherein the fixing assembly is fixed on the placing plate (2);

the fixing assembly comprises a workbench (4), a connecting block (5) and a fixing rod (6), the connecting block (5) is fixed at one end of the top surface of the workbench (4), the bending assembly (7) is fixed at the other end of the top surface of the workbench (4), one end of the fixing rod (6) is connected in the connecting block (5), and the other end of the fixing rod is located at the bending assembly (7);

the bending assembly (7) comprises: the bending device comprises a bending block (8), a rotating plate (71), a sliding groove (72), a baffle (74) and a second screw (76), wherein the bending block (8) is rotatably connected to one end of the rotating plate (71), the baffle (74) is fixed to the other end of the rotating plate (71), the sliding groove (72) is formed in the rotating plate (71) between the baffle (74) and the bending block (8), a sliding block (73) is connected in the sliding groove (72) in a sliding mode, and an extension line of a fixing rod (6) is arranged between the bending block (8) and the sliding block (73); the rotary plate (71) is rotatably connected to the workbench (4), the bending block (8) and a rotating point of the rotary plate (71) are on the same vertical line, a second connecting hole (741) is formed in the baffle (74), a first connecting hole (731) is formed in the sliding block (73), the first connecting hole and the second connecting hole (741) are on the same horizontal line, and the second screw (76) is in threaded connection with the first connecting hole (731) and the second connecting hole (741).

2. The copper pipe bending device in the air-conditioning refrigeration system according to claim 1, wherein the bending block (8) comprises a bending block body (81) and a rotating shaft (84), the bending block body (81) is cylindrical, a pipe groove (82) is formed in the cylindrical surface of the bending block body (81), the pipe groove (82) is in an inward concave arc shape, a shaft hole (83) is formed in the bending block body (81) in the axial direction, the bottom end of the rotating shaft (84) is connected to the workbench (4), and the top end of the rotating shaft (84) penetrates through the shaft hole (83).

3. The copper pipe bending device in the air-conditioning refrigeration system according to claim 2, wherein one end of the sliding block (73) close to the bending block body (81) is semi-cylindrical.

4. The copper pipe bending device in the air-conditioning refrigeration system according to claim 2, wherein a positioning groove (42) is further formed in the workbench (4), the positioning groove (42) is semicircular, and the center of the positioning groove (42) coincides with the center of the shaft hole (83); and a positioning screw (43) is connected in the positioning groove (42).

5. Copper pipe bending device in air-conditioning refrigeration system according to claim 1, characterized in that the width of the placing plate (2) is at least 3 times the width of the working platform (4).

6. The copper pipe bending device in the air-conditioning refrigeration system according to claim 1, wherein the bottom surface of the placing plate (2) is provided with a supporting leg (1), and the height from the bottom surface of the supporting leg (1) to the fixing rod (6) is 1.1m-1.4 m.

7. The copper pipe bending device in the air-conditioning refrigeration system according to claim 1, wherein at least two first through holes (51) are formed in the connecting block (5), a plurality of first screw holes (41) are formed in the workbench (4), and the connecting block (5) is fixed on the workbench (4) through hexagon socket head cap screws.

8. The copper pipe bending device in the air-conditioning refrigeration system as claimed in claim 1, wherein the fixing rod (6) is in threaded connection with the connecting block (5).

9. The copper pipe bending device in the air-conditioning refrigeration system as claimed in claim 2, wherein a positioning block assembly (10) is further disposed on the fixing rod (6), the positioning block assembly (10) includes a sliding ring (101), the sliding ring (101) is sleeved on the fixing rod (6), and a first screw hole is formed in the sliding ring (101), and a first screw (102) is connected to the first screw hole in a threaded manner.

10. The copper pipe bending device in the refrigeration system of the air conditioner as claimed in claim 9, wherein a stop block assembly (11) is arranged on the working platform (4), and the stop block assembly (11) is used for limiting the deformation of the fixing rod (6).