CN102764931A

CN102764931A - Welding device and welding method for gas meter connector

Info

Publication number: CN102764931A
Application number: CN2012102749985A
Authority: CN
Inventors: 邵泽华; 杨绍雄
Original assignee: Chengdu Qinchuan Technology Development Co Ltd
Current assignee: Chengdu Qinchuan Technology Development Co Ltd
Priority date: 2012-08-04
Filing date: 2012-08-04
Publication date: 2012-11-07

Abstract

The invention discloses a welding device for a gas meter connector. The welding device comprises a worktable, a welding table, a pneumatic device, two lower electrode stems, two lower electrode tips, a lower press table, an upper electrode stem and an upper electrode tip, a slide rail is arranged on the worktable, the welding table is fixed onto the slide rail and slides left and right via the pneumatic device, the lower electrode stems are fixed onto the welding table, the lower electrode tips are fixed onto heads of the lower electrode stems, the lower press table is positioned on the welding table, the upper electrode stem is perpendicularly fixed to the lower surface of the lower press table, and the upper electrode tip is fixed to the head of the upper electrode stem and corresponds to the lower electrode tips. A welding method for the gas meter connector includes steps of mounting an upper shell component; welding; changing positions and welding; and taking out a shell. The welding device and the welding method have the advantages that the structure is simple, the design is reasonable, the quality and the efficiency of a product are improved, and safety and reliability of a gas meter in terms of installation and utilization are guaranteed.

Description

Gas meter, flow meter joint welder and welding method thereof

Technical field

The present invention relates to a kind of welder, relate in particular to a kind of gas meter, flow meter joint welder, also relate to a kind of gas meter, flow meter connector welding method.

Background technology

The connected mode of present domestic gas meter, flow meter joint and upper casing generally adopts cold riveting, and joint, sealing ring, upper casing, packing ring are carried out punching press together; In the production, the required precision of riveted joint mould and riveted joint workpiece than higher, and is leaked gas, inadequately safety easily.

Summary of the invention

The deficiency that the present invention is directed to prior art provides a kind of gas meter, flow meter joint welder and welding method thereof, can effectively solve the problem that above-mentioned prior art exists.

The technical scheme that the present invention adopts is: a kind of gas meter, flow meter joint welder comprises workbench, welding bench, pneumatic means, 2 bottom electrode bars, 2 bottom electrode heads, bottom platen, top electrode bars, cartridge powers on; Said workbench is provided with slide rail, and welding bench is fixed on the slide rail and horizontally slips through pneumatic means, 2 bottom electrode bars of vertical fixing on the welding bench, fixing bottom electrode head on the bottom electrode bar; Bottom platen is positioned at welding bench top and lower surface vertical fixing top electrode bar, the top electrode club head cartridge that fixedly powers on, and cartridge position correspondence bottom electrode head powers on.

As preferably, the end face of the cartridge that powers on is provided with the inclined-plane, and the gradient on said inclined-plane is consistent with the gradient on inclined-plane in the welding point of gas meter, flow meter.

As preferably, the cartridge outside diameter that powers on is than the little 1MM of welding point diameter of bore.

A kind of gas meter, flow meter connector welding method may further comprise the steps:

A). manual work is installed in motor valve bonnet and gas outlet cover respectively on the bottom electrode head, and the gas meter, flow meter upper casing is installed, and the air inlet of upper casing and gas outlet are aimed at a bottom electrode head respectively, and welding point is placed on air inlet and the gas outlet;

B). pneumatic means control welding bench moves under the bottom platen, and the cartridge that powers on is aimed at the bottom electrode head;

C). start gas meter, flow meter joint welder, bottom platen descends, and fit from bottom to up and be followed successively by bottom electrode head, gas outlet cover or dynamo-electric valve bonnet, gas outlet or air inlet, welding point, the cartridge that powers on this moment, begins welding;

D). behind the good one side of welding, bottom platen rises, and pneumatic means is controlled welding bench and moved to next pad, and bottom platen descends to accomplishing and welds, and artificial the taking-up welded good gas meter, flow meter upper casing after bottom platen rose.

As preferably, the said inversion resistance welded that is welded as.

The invention has the advantages that: simple in structure, reasonable in design, improve the quality of products and efficient; Guarantee that gas meter, flow meter is safe and reliable in installation and use.

Description of drawings

Fig. 1 is a gas meter, flow meter joint welder structural representation;

Fig. 2 is the matching relationship sketch map of cartridge and welding point of powering on;

Overall structure sketch map when Fig. 3 is welding.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiment the present invention is done further detailed description.

As shown in Figure 1, a kind of gas meter, flow meter joint welder comprises workbench 1,

welding bench

3,5,2 bottom electrode heads 6 of 4,2 bottom electrode bars of pneumatic means, bottom platen, top electrode bar 7, cartridge 8 powers on; Said workbench 1 is provided with slide rail 2, and welding bench 3 is fixed on the slide rail 2 and horizontally slips through pneumatic means 4,2 bottom electrode bars 5 of vertical fixing on the

welding bench

3,5 fixing bottom electrode heads 6 on the bottom electrode bar; Bottom platen is positioned at welding bench 3 tops and lower surface vertical fixing top electrode bar 7, the top electrode bar 7 heads cartridge 8 that fixedly powers on, the corresponding bottom electrode head 6 in cartridge 8 positions that power on.

As shown in Figure 2, the end face of the cartridge 8 that powers on is provided with inclined-plane 9, and the gradient on said inclined-plane 9 is consistent with the gradient on inclined-plane 10 in the welding point of gas meter, flow meter 10.Power on cartridge 8 outside diameters than the little 1MM of welding point 10 diameter of bores.

During this device operation, step is:

A). manual work is installed in motor valve bonnet 12 and gas outlet cover 13 respectively on 2 bottom electrode heads 6, and gas meter, flow meter upper casing 14 is installed, and the air inlet of upper casing and gas outlet are aimed at 2 bottom electrode heads 6 respectively, and welding point 10 is placed on air inlet and the gas outlet;

B). pneumatic means 4 control welding benches 3 move under the bottom platen, and the cartridge 8 that powers on is aimed at bottom electrode head 6;

C). start gas meter, flow meter joint welder, bottom platen descends, and fit from bottom to up and be followed successively by bottom electrode head 6, gas outlet cover 13 or dynamo-electric valve bonnet 12, gas outlet or air inlet, welding point 10, the cartridge 8 that powers on this moment, begins welding;

D). behind the good one side of welding, bottom platen rises, and pneumatic means 4 is controlled welding benches and moved to next pad, and bottom platen descends to accomplishing and welds, and artificial the taking-up welded good gas meter, flow meter upper casing 14 after bottom platen rose.

The said inversion resistance welded that is welded as.

Claims

1. a gas meter, flow meter joint welder comprises workbench (1), welding bench (3), pneumatic means (4), 2 bottom electrode bars (5), 2 bottom electrode heads (6), bottom platen, top electrode bar (7), the cartridge that powers on (8); It is characterized in that: said workbench (1) is provided with slide rail (2); Welding bench (3) is fixed in slide rail (2) and upward horizontally slips through pneumatic means (4); Welding bench (3) is gone up 2 bottom electrode bars of vertical fixing (5), (5) fixing bottom electrode head (6) on the bottom electrode bar; Bottom platen is positioned at welding bench (3) top and lower surface vertical fixing top electrode bar (7), top electrode bar (7) the head cartridge (8) that fixedly powers on, the cartridge that powers on (8) position correspondence bottom electrode head (6).

2. a kind of gas meter, flow meter joint welder according to claim 1; It is characterized in that: the end face of the said cartridge that powers on (8) is provided with inclined-plane (9), and the gradient of said inclined-plane (9) is consistent with the gradient on the interior inclined-plane of welding point (10) (10) of gas meter, flow meter.

3. a kind of gas meter, flow meter joint welder according to claim 1 is characterized in that: the said cartridge that powers on (8) outside diameter is than the little 1MM of welding point (10) diameter of bore.

4. gas meter, flow meter connector welding method is characterized in that may further comprise the steps:

A). manual work is installed in motor valve bonnet (12) and gas outlet cover (13) respectively on 2 bottom electrode heads (6); Gas meter, flow meter upper casing (14) is installed; The air inlet of upper casing and gas outlet are aimed at 2 bottom electrode heads (6) respectively, and welding point (10) is placed on air inlet and the gas outlet;

B). pneumatic means (4) control welding bench (3) moves under the bottom platen, and the cartridge that powers on (8) is aimed at bottom electrode head (6);

C). start gas meter, flow meter joint welder; Bottom platen descends; Fit from bottom to up and be followed successively by bottom electrode head (6), gas outlet cover (13) or dynamo-electric valve bonnet (12), gas outlet or air inlet, welding point (10), the cartridge that powers on (8) this moment, begins welding;

D). behind the good one side of welding, bottom platen rises, and pneumatic means (4) is controlled welding bench and moved to next pad, and bottom platen descends to accomplishing and welds, and artificial the taking-up welded good gas meter, flow meter upper casing (14) after bottom platen rose.

5. a kind of gas meter, flow meter connector welding method according to claim 4 is characterized in that: the said inversion resistance welded that is welded as.