CN220718266U

CN220718266U - Fixing device is used in processing of cross valve

Info

Publication number: CN220718266U
Application number: CN202322331575.9U
Authority: CN
Inventors: 张刘洋; 邓咏; 张敬月; 张余; 刘韦秀
Original assignee: Bengbu Qinghe Mechanical Equipment Processing Co ltd
Current assignee: Bengbu Qinghe Mechanical Equipment Processing Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-04-05
Anticipated expiration: 2033-08-29

Abstract

The utility model discloses a fixing device for processing a four-way valve, which comprises a base, wherein the top of the base is fixedly connected with a supporting table, an I-shaped frame is arranged at the top of the supporting table, an adjusting screw is arranged on the I-shaped frame, a first clamping mechanism is arranged between the adjusting screw and the I-shaped frame, and two second clamping mechanisms are arranged on the supporting table. According to the utility model, the main pipe is fixed between the two second clamping mechanisms on the supporting table, the branch pipe to be welded is fixed on the first clamping mechanism to be vertical to the main pipe, the adjusting screw is rotated to drive the branch pipe and the first clamping mechanism to descend, so that the branch pipe is contacted with the main pipe, then the two are welded, and after the welding of the single branch pipe at the top is completed, the first clamping mechanism is released to separate the branch pipe from the main pipe, so that the device has the advantages of no need of manual holding during welding, safety and high butt joint precision.

Description

Fixing device is used in processing of cross valve

Technical Field

The utility model relates to the technical field of four-way valve machining, in particular to a fixing device for four-way valve machining.

Background

The term four-way valve hydraulic valve is a control valve with four oil ports, the four-way valve is an indispensable component in refrigeration equipment, the four-way valve is as shown in fig. 1, the four-way valve comprises a horizontal main pipe 01, a top branch pipe 01 and a bottom three branch pipes 01, the branch pipes are fixed on the main pipe 01 in a welding mode, and therefore, a fixed clamping device is used for fixing the main pipe 01, but the existing processing welding fixing device has the following defects:

1. in the prior art, the processing fixing device can only fix the main pipe generally, and when in welding, the main pipe needs to be welded by holding the branch pipe, so that the butt joint precision is low.

2. The additional processing fixing device among the prior art is inconvenient to fix a position the position of being responsible for during the welding, is difficult to guarantee that the branch pipe of both sides keeps symmetrical position, and during welding operation, device temperature is higher, and direct handheld is scalded easily, and the security is low.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a fixing device for processing a four-way valve, which aims to overcome the defects in the background technology.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a fixing device is used in processing of cross valve, includes the base, the top fixedly connected with brace table of base, I-shaped frame is installed at the top of brace table, install adjusting screw on the I-shaped frame, install first fixture between adjusting screw and the I-shaped frame, install two second fixture on the brace table, movable mounting has auxiliary positioning subassembly on the brace table.

As a further description of the above technical solution: the first clamping mechanism comprises two sliding blocks, two transverse screws, two adjusting sleeves, two arc clamping blocks and a connecting rod, wherein the sliding blocks are respectively connected with two vertical sections of the I-shaped frame in a sliding mode, one end of each transverse screw is respectively fixedly connected with the two sliding blocks, the adjusting sleeves are respectively arranged on the outer sides of one ends, opposite to the two transverse screws, of each adjusting sleeve, the arc clamping blocks are respectively arranged on the two adjusting sleeves, and two ends of the bottom of the connecting rod are respectively fixedly connected with the two sliding blocks.

As a further description of the above technical solution: the adjusting sleeve comprises a rotating ring and a sliding sleeve, wherein the inner thread of the rotating ring is connected to the transverse screw rod, one side of the rotating ring is rotationally connected with the sliding sleeve, the inner part of the sliding sleeve is slidingly connected to the transverse screw rod, and one end, far away from the rotating ring, of the sliding sleeve is fixedly connected with the arc-shaped clamping block.

As a further description of the above technical solution: the second fixture comprises a supporting rod, a positioning ring, an adjusting bolt and a half-arc clamping block, one end of the supporting rod is fixedly connected to a supporting table, the top end of the supporting rod is fixedly connected to the positioning ring, the bottom end of the adjusting bolt penetrates through the positioning ring and is in threaded connection with the inside of the positioning ring, and the bottom end of the adjusting bolt is rotationally connected with the half-arc clamping block.

As a further description of the above technical solution: the auxiliary positioning assembly comprises a vertical rod, a thread bush and a plug connector, wherein the top end of the vertical rod penetrates through and is connected to the top of the supporting table in a sliding mode, the internal thread of the thread bush is connected to the outer side of the vertical rod, the top of the thread bush is rotationally connected with the supporting table, and the bottom of the plug connector is rotationally connected to the top end of the vertical rod.

As a further description of the above technical solution: the top of the adjusting screw is fixedly connected with a hand crank.

Compared with the prior art, the utility model has the advantages that:

this scheme uses through first fixture and second fixture and assistance-localization real-time subassembly cooperation, thereby has realized that the device possesses and has realized that the device does not need manual holding when possessing the welding, safer to the advantage that the butt joint precision is higher.

Drawings

FIG. 1 is a schematic diagram of a front view of a prior art four-way valve;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is a schematic diagram of an elevation adjustment structure of the present utility model;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 3;

FIG. 5 is a schematic view of a partial front perspective view of the present utility model

The reference numerals in the figures illustrate:

1. a base; 2. a support table; 3. the I-shaped frame; 4. adjusting a screw; 41. a hand-operated disc; 5. a first clamping mechanism; 51. a sliding block; 52. a transverse screw; 53. an adjusting sleeve; 531. a rotating ring; 532. a sliding sleeve; 54. arc clamping blocks; 55. a connecting rod; 6. a second clamping mechanism; 61. a support rod; 62. a positioning ring; 63. an adjusting bolt; 64. a half-arc clamping block; 7. an auxiliary positioning assembly; 71. a vertical rod; 72. a thread sleeve; 73. a plug.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;

referring to fig. 2-5, a fixing device for processing a four-way valve comprises a base 1, wherein a supporting table 2 is fixedly connected to the top of the base 1, a spool frame 3 is installed on the top of the supporting table 2, an adjusting screw 4 is installed on the spool frame 3, a first clamping mechanism 5 is installed between the adjusting screw 4 and the spool frame 3, two second clamping mechanisms 6 are installed on the supporting table 2, and an auxiliary positioning component 7 is movably installed on the supporting table 2.

According to the utility model, the device is supported by the base 1, the main pipe is fixed between the two second clamping mechanisms 6 on the supporting table 2 to fix the main pipe, then the branch pipe to be welded is fixed on the first clamping mechanism 5 to keep the main pipe vertical, then the adjusting screw 4 is rotated to drive the branch pipe and the first clamping mechanism 5 to descend so that the branch pipe is contacted with the main pipe, then the two are welded, after the welding of the single branch pipe at the top is finished, the fixing of the first clamping mechanism 5 is released to separate the first clamping mechanism from the branch pipe, then the second clamping mechanism 6 is released, the main pipe is rotated downwards to enable the welded branch pipe to descend, the auxiliary positioning component 7 is rotated to ascend to butt the branch pipe to keep the branch pipe vertical to the supporting table 2, and then the first clamping mechanism 5 is continuously used for clamping the branch pipe to weld the other three branch pipes, so that the position of the branch pipe can be adjusted left and right through the first clamping mechanism 5, and the device has the advantages of being safer without manual holding during welding and higher butting precision.

Please refer to fig. 2, 3 and 5, wherein: the first clamping mechanism 5 comprises two sliding blocks 51, two transverse screw rods 52, two adjusting sleeves 53, two arc-shaped clamping blocks 54 and a connecting rod 55, wherein the two sliding blocks 51 are respectively connected with two vertical sections of the I-shaped frame 3 in a sliding mode, one ends of the two transverse screw rods 52 are respectively fixedly connected with the two sliding blocks 51, the two adjusting sleeves 53 are respectively mounted on the outer sides of opposite ends of the two transverse screw rods 52, the two arc-shaped clamping blocks 54 are respectively mounted on the two adjusting sleeves 53, and two ends of the bottom of the connecting rod 55 are respectively fixedly connected with the two sliding blocks 51.

According to the utility model, the two adjusting sleeves 53 are rotated to respectively move horizontally along the two transverse screw rods 52 so as to drive the two arc-shaped clamping blocks 54 to clamp and fix the branched pipes, so that the vertical fixation of the branched pipes is realized, and the two adjusting sleeves 53 are rotated so as to drive the branched pipes to move left and right, thereby facilitating the welding of the branched pipes on three same sides.

Please refer to fig. 4, wherein: the adjusting sleeve 53 comprises a rotating ring 531 and a sliding sleeve 532, wherein the inner thread of the rotating ring 531 is connected to the transverse screw rod 52, one side of the rotating ring 531 is rotationally connected with the sliding sleeve 532, the inner part of the sliding sleeve 532 is slidingly connected to the transverse screw rod 52, and one end of the sliding sleeve 532 away from the rotating ring 531 is fixedly connected with the arc-shaped clamping block 54.

In the utility model, the sliding sleeve 532 is driven to linearly move along the transverse screw 52 by the linear movement of the rotating ring 531 along the outer part of the transverse screw 52, so as to drive the arc-shaped clamping blocks 54 to clamp the branch pipes and adjust the horizontal positions of the branch pipes.

Please refer to fig. 2 and 3, wherein: the second clamping mechanism 6 comprises a supporting rod 61, a positioning ring 62, an adjusting bolt 63 and a half-arc clamping block 64, one end of the supporting rod 61 is fixedly connected to the supporting table 2, the top end of the supporting rod 61 is fixedly connected to the positioning ring 62, the bottom end of the adjusting bolt 63 penetrates through and is in threaded connection with the inside of the positioning ring 62, and the bottom end of the adjusting bolt 63 is in rotary connection with the half-arc clamping block 64.

In the utility model, the clamping and fixing are realized by respectively inserting the two ends of the main pipe into the two positioning rings 62 and then rotating the adjusting bolts 63 to drive the half-arc clamping blocks 64 to fix and position the main pipe.

Please refer to fig. 2 and 3, wherein: the auxiliary positioning assembly 7 comprises a vertical rod 71, a threaded sleeve 72 and a plug 73, wherein the top end of the vertical rod 71 penetrates through and is connected to the top of the supporting table 2 in a sliding mode, the internal threads of the threaded sleeve 72 are connected to the outer side of the vertical rod 71, the top of the threaded sleeve 72 is rotationally connected with the supporting table 2, and the bottom of the plug 73 is rotationally connected to the top end of the vertical rod 71.

In the utility model, the screw sleeve 72 is rotated to enable the vertical rod 71 to vertically ascend along the inside of the supporting table 2 so as to drive the plug 73 to be in butt joint with the inside of the welded single branched pipe, so that the welded branched pipe is kept vertical to the supporting table 2, the position of the main pipe is fixed, and the butt joint of the positions of the three branched pipes on the other side is more accurate when the three branched pipes are welded.

Please refer to fig. 2 and 3, wherein: a hand-operated disc 41 is fixedly connected to the top of the adjusting screw 4.

In the utility model, the adjusting screw 4 is conveniently rotated by the hand-operated disc 41, so that the height of the first clamping mechanism 5 is conveniently adjusted.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a fixing device is used in processing of cross valve, includes base (1), its characterized in that: the novel support is characterized in that the top of the base (1) is fixedly connected with the supporting table (2), the I-shaped frame (3) is arranged at the top of the supporting table (2), the adjusting screw (4) is arranged on the I-shaped frame (3), the first clamping mechanism (5) is arranged between the adjusting screw (4) and the I-shaped frame (3), the two second clamping mechanisms (6) are arranged on the supporting table (2), and the auxiliary positioning component (7) is movably arranged on the supporting table (2).

2. The four-way valve machining fixture according to claim 1, wherein: the first clamping mechanism (5) comprises two sliding blocks (51), two transverse screws (52), two adjusting sleeves (53), two arc clamping blocks (54) and a connecting rod (55), wherein the two sliding blocks (51) are respectively connected with two vertical sections of the I-shaped frame (3) in a sliding mode, one ends of the transverse screws (52) are respectively fixedly connected with the two sliding blocks (51), the two adjusting sleeves (53) are respectively mounted on the outer sides of one ends, opposite to the two transverse screws (52), of the two arc clamping blocks (54) are respectively mounted on the two adjusting sleeves (53), and two ends of the bottom of the connecting rod (55) are respectively fixedly connected with the two sliding blocks (51).

3. The four-way valve machining fixture according to claim 2, wherein: the adjusting sleeve (53) comprises a rotating ring (531) and a sliding sleeve (532), wherein the inner threads of the rotating ring (531) are connected to the transverse screw rod (52), one side of the rotating ring (531) is rotationally connected with the sliding sleeve (532), the inner part of the sliding sleeve (532) is slidingly connected to the transverse screw rod (52), and one end, far away from the rotating ring (531), of the sliding sleeve (532) is fixedly connected with the arc-shaped clamping block (54).

4. The four-way valve machining fixture according to claim 1, wherein: the second clamping mechanism (6) comprises a supporting rod (61), a positioning ring (62), an adjusting bolt (63) and a half-arc clamping block (64), one end of the supporting rod (61) is fixedly connected to the supporting table (2), the top end of the supporting rod (61) is fixedly connected to the positioning ring (62), the bottom end of the adjusting bolt (63) penetrates through and is in threaded connection with the inside of the positioning ring (62), and the bottom end of the adjusting bolt (63) is rotationally connected with the half-arc clamping block (64).

5. The four-way valve machining fixture according to claim 1, wherein: the auxiliary positioning assembly (7) comprises a vertical rod (71), a threaded sleeve (72) and a plug connector (73), wherein the top end of the vertical rod (71) penetrates through and is connected to the top of the supporting table (2) in a sliding mode, the internal threads of the threaded sleeve (72) are connected to the outer side of the vertical rod (71), the top of the threaded sleeve (72) is rotationally connected with the supporting table (2), and the bottom of the plug connector (73) is rotationally connected to the top end of the vertical rod (71).

6. The four-way valve machining fixture according to claim 1, wherein: the top of the adjusting screw (4) is fixedly connected with a hand-operated disc (41).