CN218253688U

CN218253688U - Welding fixture for small pressure tank body

Info

Publication number: CN218253688U
Application number: CN202222624974.XU
Authority: CN
Inventors: 莫文彬; 韩辉辉; 应禄森; 陈江
Original assignee: Taizhou Zhongheng Machinery Co ltd
Current assignee: Taizhou Zhongheng Machinery Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-01-10
Anticipated expiration: 2032-09-30

Abstract

The application relates to a welding fixture for a small pressure tank body, which comprises a rack and a mounting rack, wherein the mounting rack is mounted on the rack in a sliding manner along the vertical direction; the locking assembly comprises a locking cylinder fixed on the inner profiling positioning block and a positioning rod connected to an output rod of the locking cylinder, the positioning rod is used for being inserted into a joint through hole of the pressure tank body, a joint is sleeved on the positioning rod, a fixing portion used for fixing the joint is arranged at the end of the positioning rod, and the locking cylinder is used for tensioning the joint in the joint through hole to lock the position of the pressure tank body. This application has the effect that improves overhead tank product quality stability.

Description

Welding fixture for small pressure tank body

Technical Field

The utility model belongs to the technical field of the technique of overhead tank processing equipment and specifically relates to a welding jig for small-size overhead tank jar body is related to.

Background

The existing pressure tank comprises a tank body, the front end and the rear end of the tank body are respectively packaged through a front end cover and a rear end cover, and a joint and accessories are arranged on the tank body of the pressure tank, so that other equipment can be conveniently connected to the tank body of the pressure tank.

The pressure tank body is provided with a plurality of accessories to be welded, the position installation requirement of each accessory is higher, the existing welding fixture cannot perform positioning welding at one time, multiple clamping is needed for welding, the relative size of the accessories after welding is unstable, the quality of the produced pressure tank is unstable, and therefore certain improvement is achieved.

SUMMERY OF THE UTILITY MODEL

For pressure tank product quality stability, this application provides a welding jig for small-size pressure tank jar body.

The application provides a welding jig for small-size overhead tank jar body adopts following technical scheme:

a welding fixture for a small pressure tank body comprises a rack and a mounting rack which is slidably mounted on the rack along the vertical direction, wherein an inner profiling positioning block for sleeving and mounting the pressure tank body is arranged on the rack, a locking assembly for fixing the pressure tank body is arranged on the inner profiling positioning block, a plurality of accessory positioning assemblies are arranged on the mounting rack, and a lifting driving mechanism for driving the mounting rack to move up and down is arranged on the rack;

the locking assembly comprises a locking cylinder fixed on the inner profiling positioning block and a positioning rod connected to an output rod of the locking cylinder, the positioning rod is used for being inserted into a joint through hole of the pressure tank body, a joint is sleeved on the positioning rod, a fixing portion used for fixing the joint is arranged at the end portion of the positioning rod, and the locking cylinder is used for tensioning the joint in the joint through hole to lock the position of the pressure tank body.

Optionally, the fixed part includes stiff end and fixed block, the stiff end sets up at the registration arm tip, fixed annular has been seted up on the fixed end, fixed caulking groove has been seted up on the fixed block, the fixed block is through fixed caulking groove and the fixed ring groove embedded fit in order to cup joint the fixed of realizing the butt joint on the fixed end.

Optionally, the locking assembly is provided with a plurality of inner profiling positioning blocks, and the orientation of the positioning rod in each locking assembly is different.

Optionally, the frame includes bottom suspension fagging and last backup pad, be the setting of going up down between backup pad and the bottom suspension fagging, be provided with a plurality of fixed columns on the bottom suspension fagging, it fixes on the fixed column to go up the backup pad, upward be fixed with the stand on the backup pad, interior profile modeling locating piece vertical fixation is on the stand.

Optionally, the upper supporting plate is provided with two sliding sleeves, each sliding sleeve is internally provided with a sliding column in a sliding manner, two sides of the mounting rack are respectively fixed at the top ends of the two sliding columns, the bottom ends of the two sliding columns are fixedly provided with a lifting plate, and the lifting driving mechanism is connected to the lifting plate.

Optionally, the lifting driving mechanism is fixed on the upper supporting plate, and an output end of the lifting driving mechanism is connected to the lifting plate.

Optionally, the lifting driving mechanism is a driving cylinder or a driving hydraulic cylinder.

Optionally, an arc-shaped surface is arranged on the outer wall surface of the inner profiling positioning block and used for being attached to the inner wall surface of the pressure tank body.

Optionally, the outer wall surface of the inner profiling positioning block is provided with a flat abutting surface at the position of the locking assembly.

In summary, the present application includes at least one of the following beneficial technical effects:

this application cup joints the installation earlier on the profile modeling locating piece including the overhead tank jar body, and including the locking Assembly with jar body locking on the profile modeling locating piece, and then lifting drive mechanism drops a plurality of accessory locating component to the welding position of jar body, can weld the accessory on the jar body one by one. This application is through with a plurality of accessories clamping respectively on the accessory locating component that corresponds, and then once only accomplish the welding, and then solve a lot of clamping and lead to the inaccurate problem of welding back accessory relative dimension and welding position to effectively improve pressure tank product quality's stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the welding jig in this embodiment.

FIG. 2 is a schematic view showing the installation of the pressure tank body in the present embodiment.

Fig. 3 is a schematic structural view of the inner copying positioning block in the embodiment.

Fig. 4 is a schematic structural diagram of the locking assembly in the present embodiment.

Fig. 5 is an installation diagram of the accessory positioning member in the present embodiment.

Description of the reference numerals: 1. a frame; 101. a lower support plate; 102. an upper support plate; 103. fixing a column; 104. a sliding sleeve; 105. a sliding post; 106. a lifting plate; 107. a column; 2. a mounting frame; 3. an inner profiling positioning block; 301. an arc-shaped surface; 302. flattening the abutting surface; 4. an accessory positioning assembly; 5. a lifting drive mechanism; 6. a locking assembly; 61. locking the air cylinder; 62. positioning a rod; 63. a fixed part; 631. a fixed end; 632. a fixed block; 633. a fixed ring groove; 634. fixing the caulking groove; 7. and (4) a joint.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The utility model provides a welding jig for small-size overhead tank jar body, refers to fig. 1 and 2 and shows, including frame 1 and along vertical direction slidable mounting rack 2 in frame 1, be provided with in the frame 1 and be used for supplying the overhead tank jar body to cup joint the interior profile modeling locating piece 3 of installation, be provided with a plurality of accessory locating component 4 on the mounting rack 2, be provided with in the frame 1 and be used for ordering about the lift actuating mechanism 5 that mounting rack 2 reciprocated.

The rack 1 comprises a lower supporting plate 101 and an upper supporting plate 102, the upper supporting plate 102 and the lower supporting plate 101 are arranged up and down, a plurality of fixing columns 103 are arranged on the lower supporting plate 101, and the upper supporting plate 102 is fixed on the fixing columns 103. In this embodiment, four fixing columns 103 are provided, and the four fixing columns 103 are respectively disposed at four corners of the lower support plate 101.

Go up to be provided with two sliding sleeve 104 on the backup pad 102, equal slidable mounting has sliding column 105 in every sliding sleeve 104, and the top at two sliding column 105 is fixed respectively to the both sides of mounting bracket 2, and the bottom mounting of two sliding column 105 has lifter plate 106, and lift actuating mechanism 5 connects on lifter plate 106, and is concrete, and lift actuating mechanism 5 is fixed on last backup pad 102, and lift actuating mechanism 5's output is connected on lifter plate 106. In one embodiment, the lift drive mechanism 5 is a drive cylinder. In another embodiment, the lifting drive mechanism 5 is a drive hydraulic cylinder.

Referring to fig. 1 and 2, a column 107 is fixed on the upper support plate 102, the inner profiling positioning block 3 is vertically fixed on the column 107, an arc surface 301 is arranged on the outer wall surface of the inner profiling positioning block 3 for being attached to the inner wall surface of the pressure tank body, and a locking assembly 6 for fixing the pressure tank body is arranged on the inner profiling positioning block 3.

Referring to fig. 2, 3 and 4, the locking assembly 6 includes a locking cylinder 61 fixed on the inner profiling positioning block 3, and a positioning rod 62 connected to an output rod of the locking cylinder 61, the positioning rod 62 is used for being inserted into a through hole of the joint 7 of the pressure tank body, the joint 7 is sleeved on the positioning rod 62, a fixing portion 63 for fixing the joint 7 is arranged at an end of the positioning rod 62, and the locking cylinder 61 is used for tightening the joint 7 in the through hole of the joint 7 to lock the position of the pressure tank body.

It is worth noting that the pressure tank body is generally provided with a plurality of joint 7 through holes, and it is often necessary to weld the joint 7 for each joint 7 through hole, so that the number of locking assemblies 6 is the same as the number of joint 7 through holes. And a plurality of locking assemblies 6 are arranged on the inner copying positioning block 3, and the orientation of the positioning rod 62 in each locking assembly 6 is different.

The outer wall surface of the inner profiling positioning block 3 is provided with a flat abutting surface 302 at the position of the locking assembly 6, when the locking cylinder 61 retracts, the joint 7 sleeved on the positioning rod 62 is tensioned in the through hole of the joint 7 under the action of the fixing part 63, and the joint 7 abuts against the flat abutting surface 302.

Referring to fig. 4, the fixing portion 63 includes a fixing end 631 and a fixing block 632, the fixing end 631 is disposed at an end of the positioning rod 62, a fixing ring groove 633 is disposed on the fixing end 631, a fixing caulking groove 634 is disposed on the fixing block 632, and the fixing block 632 is embedded in the fixing ring groove 633 through the fixing caulking groove 634 and is matched with the fixing ring groove 633 so as to be sleeved on the fixing end 631 to fix the joint 7.

Referring to fig. 5, the accessory holding member 4 is provided in plural, and in this embodiment, six accessory holding members 4 are provided, and each accessory holding member 4 holds one accessory. Since the fitting positioning component 4 can be specifically configured according to actual needs, the present embodiment is not particularly limited in structure.

Wherein, the position that accessory locating component 4 set up on mounting bracket 2 is fixed respectively, when the jar body of overhead tank cup joints including installing on profile modeling locating piece 3, every accessory locating component 4 will correspond with the welding position of every accessory on the jar body, when 5 drive mounting brackets of lift actuating mechanism 2 descend, every accessory will be contradicted on the outer wall of the jar body, make things convenient for follow-up welding every accessory one by one from this, and on profile modeling locating piece 3 including the jar body installation, once only can finish welding all accessories on the jar body.

The implementation principle of the welding fixture for the small pressure tank body is as follows:

this application cup joints the installation earlier on profile modeling locating piece 3 including the overhead tank jar body, and including the locking Assembly 6 with jar body locking profile modeling locating piece 3, and then lifting drive mechanism 5 descends a plurality of accessory locating component 4 to the welding position of jar body, can weld the accessory on jar body one by one. This application is through with a plurality of accessories clamping respectively on the accessory locating component 4 that corresponds, and then once only accomplish the welding, and then solve a lot of clamping and lead to the inaccurate problem of welding back accessory relative dimension and welding position to effectively improve overhead tank product quality's stability.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The welding fixture for the small pressure tank body is characterized by comprising a rack (1) and a mounting rack (2) which is slidably mounted on the rack (1) along the vertical direction, wherein an inner profiling positioning block (3) for sleeving and mounting the pressure tank body is arranged on the rack (1), a locking assembly (6) for fixing the pressure tank body is arranged on the inner profiling positioning block (3), a plurality of accessory positioning assemblies (4) are arranged on the mounting rack (2), and a lifting driving mechanism (5) for driving the mounting rack (2) to move up and down is arranged on the rack (1);

the locking assembly (6) comprises a locking cylinder (61) fixed on the inner profiling positioning block (3) and a positioning rod (62) connected to an output rod of the locking cylinder (61), the positioning rod (62) is used for being inserted into a through hole of a joint (7) of the pressure tank body, the joint (7) is sleeved on the positioning rod (62), a fixing portion (63) used for fixing the joint (7) is arranged at the end portion of the positioning rod (62), and the locking cylinder (61) is used for tensioning the joint (7) in the through hole of the joint (7) to lock the position of the pressure tank body.

2. The welding fixture for the small-sized pressure tank body is characterized in that the fixing portion (63) comprises a fixing end (631) and a fixing block (632), the fixing end (631) is arranged at the end portion of the positioning rod (62), a fixing ring groove (633) is formed in the fixing end (631), a fixing caulking groove (634) is formed in the fixing block (632), and the fixing block (632) is embedded and matched with the fixing ring groove (633) through the fixing caulking groove (634) to be sleeved on the fixing end (631) to fix the joint (7).

3. A welding fixture for small pressure tank vessels, according to claim 1, characterized in that the locking assembly (6) is provided in plurality on the inner profile key (3) and the orientation of the locating rod (62) in each locking assembly (6) is different.

4. The welding fixture for the small pressure tank body is characterized in that the machine frame (1) comprises a lower supporting plate (101) and an upper supporting plate (102), the upper supporting plate (102) and the lower supporting plate (101) are arranged up and down, a plurality of fixing columns (103) are arranged on the lower supporting plate (101), the upper supporting plate (102) is fixed on the fixing columns (103), a stand column (107) is fixed on the upper supporting plate (102), and the inner profiling positioning block (3) is vertically fixed on the stand column (107).

5. The welding fixture for the small-sized pressure tank body is characterized in that two sliding sleeves (104) are arranged on the upper supporting plate (102), a sliding column (105) is slidably mounted in each sliding sleeve (104), two sides of the mounting frame (2) are respectively fixed at the top ends of the two sliding columns (105), a lifting plate (106) is fixed at the bottom ends of the two sliding columns (105), and the lifting driving mechanism (5) is connected to the lifting plate (106).

6. The welding fixture for the small-sized pressure tank body is characterized in that the lifting driving mechanism (5) is fixed on the upper supporting plate (102), and the output end of the lifting driving mechanism (5) is connected to the lifting plate (106).

7. The welding fixture for small pressure tank bodies according to claim 1, characterized in that the lifting driving mechanism (5) is a driving air cylinder or a driving hydraulic cylinder.

8. The welding fixture for the small-sized pressure tank body as claimed in claim 1, wherein the outer wall surface of the inner profiling locating block (3) is provided with an arc-shaped surface (301) for being attached to the inner wall surface of the pressure tank body.

9. The welding fixture for small pressure tank tanks, according to claim 1, characterized in that the outer wall surface of the inner profile locating block (3) is provided with a flat abutment surface (302) at the location of the locking element (6).