CN207077087U - A kind of graded seal structure - Google Patents

Abstract

It the utility model is related to a kind of graded seal structure, including welder and transition electrode head, the size and the welding spot size of pipe fitting to be welded of the transition electrode head match, the transition electrode head is arranged on the solder joint of pipe fitting to be welded, and it is in contact with the solder joint of pipe fitting to be welded, the welder clamps the transition electrode head and pipe fitting to be welded from outside, and by clamping the transition electrode head and pipe fitting to be welded is treated the solder joint of soldering part and welded.A kind of graded seal structure of the utility model is treated soldering part by the transition electrode head to match with the welding spot size of pipe fitting to be welded and welded, the part beyond normal weld processing range can be welded in the case where not changing welder, special plane production is not needed, the versatility of welding is resolved, while can reduce the process cost of special plane production.

Description

A kind of graded seal structure

Technical field

It the utility model is related to welding field, and in particular to a kind of graded seal structure.

Background technology

The normal spot area of welding procedure spot welding requirement for the welding electrode that we use at present is 18*18mm, and is showed Needing welding at us, the part welding region is 9*n beyond the technological requirement skylight welding assembly of normal weld processing range (n >=18) mm, normal weld electrode (spot area 18*18mm) are can not to complete the weldering that welding region is 9*n (n >=18) mm Connect, because the part is robot automatic spot welding, welding electrode is such as changed to abnormity, then electrode autogenous mill also will With change, and the equipment can only weld the product, and equipment utilization and cost will all increased, and the increase of cost can cause Product profit reduces or lacked competitiveness.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of graded seal structure, can not change welding electricity Welding improves the utilization rate of equipment and reduces cost beyond the part of normal weld processing range in the case of pole.

The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of graded seal structure, including welding dress Put and match with transition electrode head, the size and the welding spot size of pipe fitting to be welded of the transition electrode head, the transition electrode Head is arranged on the solder joint of pipe fitting to be welded, and is in contact with the solder joint of pipe fitting to be welded, and the welder is clamped from outside The transition electrode head and pipe fitting to be welded, and treat soldering part by clamping the transition electrode head and pipe fitting to be welded Solder joint is welded.

The beneficial effects of the utility model are：A kind of graded seal structure of the utility model passes through the weldering with pipe fitting to be welded The transition electrode head that spot size matches is treated soldering part and welded, and can be welded in the case where not changing welder Beyond the part of normal weld processing range, it is not necessary to which special plane is produced, and the versatility of welding is resolved, while can be reduced specially The process cost of machine production.

On the basis of above-mentioned technical proposal, the utility model can also do following improvement.

Further, the welder is specially welding robot, and the welding robot is provided with two soldering turrets, two institutes State soldering turret and be clipped in the transition electrode head and the relative outside of pipe fitting to be welded respectively.

Further, the material of the transition electrode head is identical with the material of the soldering turret.

It is using the above-mentioned further beneficial effect of scheme：The material that the material of the transition electrode head is put with the soldering turret It is identical, it is ensured that to pass through from the electric current of soldering turret outflow undamped after transition electrode head.

Further, in addition to centering clamp, the transition electrode head are arranged on pipe fitting to be welded by the centering clamp Solder joint on, by adjusting the centering clamp solder joint centering of the transition electrode head and pipe fitting to be welded can be made to position and put down Amplexiform tactile.

Further, the transition electrode head is fixedly mounted on the centering clamp by spring leaf.

It is using the above-mentioned further beneficial effect of scheme：Because being welded as resistance heating manner, thus transition electrode head with The solder joint of pipe fitting to be welded must have good contact and electric conductivity, therefore transition electrode head needs in welder pressure process It can carry out with pipe fitting to be welded being bonded change with plus-pressure, it is impossible between pipe fitting to be welded and transition electrode head between generation Gap, (it is flexible coupling) so transition electrode head is arranged on centering clamp by spring leaf, when welder is pressed in transition electrode head When upper, with stressed change, transition electrode head can be changed with plus-pressure (to be unlikely to be centered fixture and steps up not Can move), the stickiness of transition electrode head and pipe fitting to be welded is remained to ensure the passing through property of electric current.

Further, the centering clamp is the centering clamp of insulation.

It is using the above-mentioned further beneficial effect of scheme：Centering clamp is insulation, can avoid scattered transition electrode Electric current on head, current distributing when preventing from welding.

Brief description of the drawings

Fig. 1 is a kind of schematic diagram of graded seal structure of the utility model；

Fig. 2 is the structural representation of transition electrode and spring leaf in a kind of graded seal structure of the utility model；

Fig. 3 is electric current when the solder joint of transition electrode and pipe fitting to be welded in a kind of graded seal structure of the utility model is smooth Flow to state diagram；

When Fig. 4 is that the solder joint of transition electrode and pipe fitting to be welded in a kind of graded seal structure of the utility model does not have smooth Electric current flows to state diagram.

In accompanying drawing, the list of parts representated by each label is as follows：

1st, soldering turret, 2, transition electrode head, 3, pipe fitting to be welded, 4, centering clamp, 5, spring leaf.

Embodiment

Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality It is new, it is not intended to limit the scope of the utility model.

As shown in figure 1, a kind of graded seal structure, including welder and transition electrode first 2, the transition electrode first 2 Size and the welding spot size of pipe fitting 3 to be welded match, the transition electrode first 2 be arranged on pipe fitting 3 to be welded solder joint on, And be in contact with the solder joint of pipe fitting 3 to be welded, the welder clamps the transition electrode first 2 and pipe fitting to be welded from outside 3, and by clamping the transition electrode first 2 and pipe fitting to be welded 3 is treated the solder joint of soldering part 3 and welded.The welding Device is specially welding robot, and the welding robot is provided with two soldering turrets 1, and two soldering turrets 1 are clipped in the mistake respectively Cross electrode tip 2 and the relative outside of pipe fitting to be welded 3.The material of the transition electrode first 2 is identical with the material of the soldering turret 1. The utility model also includes centering clamp 4, and the transition electrode first 2 is arranged on pipe fitting 3 to be welded by the centering clamp 4 On solder joint, by adjusting the centering clamp 4 the solder joint centering of the transition electrode first 2 and pipe fitting 3 to be welded can position simultaneously Smooth contact.The transition electrode first 2 is fixedly mounted on the centering clamp 4 by spring leaf 5.The centering clamp 4 is The centering clamp of insulation.

In this specific embodiment, the structure of transition electrode first 2 and spring leaf 5 is as shown in Fig. 2 transition electrode first 2 is specific For the copper billet (main component CuCrZr) of L-type, there are two fixing threaded holes, spring leaf (the preferable bullet of rigidity on transition electrode first 2 Piece) there are three screws on 5, one of screw is mounted by means of bolts on centering clamp 4 on spring leaf 5, spring leaf 5 Two other upper remaining screw is fixedly connected with two screws on transition electrode first 2 by the way that bolt is corresponding.

Because being welded as resistance heating manner, so the solder joint of transition electrode first 2 and pipe fitting 3 to be welded must have good connect Touch and electric conductivity, therefore transition electrode first 2 needed in the pressure process of soldering turret 1 of welder can with plus-pressure with it is to be welded Part 3 carries out fitting change, it is impossible to gap is produced between pipe fitting 3 to be welded and transition electrode first 2, so transition electrode first 2 is logical Spring leaf 5 is crossed on centering clamp 4 (to be flexible coupling), when the soldering turret 1 of welder is pressed on transition electrode first 2, with Stressed change, transition electrode first 2 can be changed (be unlikely to be centered fixture step up to be unable to stir any more) with plus-pressure, Remain the stickiness of transition electrode first 2 and pipe fitting 3 to be welded ensure electric current by property (electric conductivity).

Transition electrode first 2 is that needs are smooth when being bonded with the solder joint of pipe fitting 3 to be welded, can so ensure to fill from welding The flow direction that the soldering turret 1 put flows to the electric current of transition electrode first 2 is the uniform, (direction shown in arrow in Fig. 3 as shown in Figure 3 For the flow direction of electric current).It is not smooth when transition electrode tip 2 is bonded with the solder joint of pipe fitting 3 to be welded, from the weldering of welder The flow direction for the electric current that pincers 1 flow to transition electrode first 2 is disorderly to (direction shown in arrow in Fig. 4 is electric current as shown in Figure 4 Flow direction), be so unfavorable for welding, influence welding quality.

When carrying out graded seal using the utility model, transition electrode head is clamped by centering clamp, checks transition electricity Cartridge whether pipe fitting to be welded bond pad locations, while by hand pressure transition block, check transition block whether with pipe fitting to be welded Develop in face.

In a kind of graded seal structure of the utility model, pass through the transition to match with the welding spot size of pipe fitting to be welded Electrode tip is treated soldering part and welded, and can be welded in the case where not changing the soldering turret (welding electrode) of welder super Go out the part of normal weld processing range, it is not necessary to which special plane is produced, and the versatility of welding is resolved, while can reduce special plane The process cost of production；In addition, by the implementation of the program, we are found that the program can also solve appearance parts weldering simultaneously Point appearance requirement, being applied in G29 projects or so A spinous process of the seventh cervical vertebras frame and left and right B spinous process of the seventh cervical vertebra frame welding assembly, (4 parts are 2 grades Appearance member).

Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in Within the scope of shield.

Claims (6)

1. A kind of 1. graded seal structure, it is characterised in that：Including welder and transition electrode head (2), the transition electrode head (2) size and the welding spot size of pipe fitting to be welded (3) match, and the transition electrode head (2) is arranged on pipe fitting to be welded (3) Solder joint on, and be in contact with the solder joint of pipe fitting to be welded (3), the welder clamps the transition electrode head from outside (2) and pipe fitting to be welded (3), and soldering part (3) is treated by clamping the transition electrode head (2) and pipe fitting to be welded (3) Solder joint welded.
2. A kind of 2. graded seal structure according to claim 1, it is characterised in that：The welder is specially bonding machine Device people, the welding robot are provided with two soldering turrets (1), two soldering turrets (1) be clipped in respectively the transition electrode head (2) and The relative outside of pipe fitting (3) to be welded.
3. A kind of 3. graded seal structure according to claim 2, it is characterised in that：The material of the transition electrode head (2) It is identical with the material of the soldering turret (1).
4. A kind of 4. graded seal structure according to any one of claims 1 to 3, it is characterised in that：Also include centering clamp (4), the transition electrode head (2) is arranged on by the centering clamp (4) on the solder joint of pipe fitting to be welded (3), passes through regulation The centering clamp (4) can make solder joint centering positioning and smooth contact of the transition electrode head (2) with pipe fitting to be welded (3).
5. A kind of 5. graded seal structure according to claim 4, it is characterised in that：The transition electrode head (2) passes through bullet Reed (5) is fixedly mounted on the centering clamp (4).
6. A kind of 6. graded seal structure according to claim 4, it is characterised in that：The centering clamp (4) is insulation Centering clamp.