CN204747757U - Irregular spare part welding jig - Google Patents
Irregular spare part welding jig Download PDFInfo
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- CN204747757U CN204747757U CN201520453948.2U CN201520453948U CN204747757U CN 204747757 U CN204747757 U CN 204747757U CN 201520453948 U CN201520453948 U CN 201520453948U CN 204747757 U CN204747757 U CN 204747757U
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- positioning plate
- movable positioning
- irregular parts
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Abstract
The utility model discloses an irregular spare part welding jig, including the base, install clamping device on the base, set up three lamella bottom electrodes in clamping device, the insulating elevating gear that sets up in the movable locating plate of clamping device top, the motion of drive activity locating plate, take irregular spare part assist compress tightly the last electrode assembly of effect and will weld after irregular spare part follow the automatic discharge device that the profile modeling die cavity took out, be equipped with on the upper surface of activity locating plate with irregular the same profile modeling die cavity of spare parts structure, the profile modeling die cavity is used for fixing a position irregular spare part, is equipped with the through -hole that can let three lamella bottom electrode limb structures freely pass through under open state on the upper surface of the locating plate that moves about, the automatic discharge device when taking out the good welding assembly of welding, locating plate movable relatively automatic from the discharge opening upward movement and from the profile modeling die cavity of activity locating plate ejecting welding assembly. The utility model discloses having improved welding efficiency and welding quality greatly, having followed the essential safety that realizes welding spare part in the production process, the energy can be saved consumes, alleviates intensity of labour.
Description
Technical field
The utility model relates to a kind of weld jig of parts, particularly the irregular parts weld jig of one.
Background technology
The welding of irregular parts is prevalent in parts industry, and its welding method and electroplating equipment wielding machine, fixture etc. vary, and performance and function differ; The reliable fixture of method simple and stable, effectively can promote effect of welding machine and the quality of welding assembly, improve operating environment, and realizes the essential safety that electroplating equipment wielding machine comprises fixture.
The control stick of motor vehicle operator control system, is the extremely important parts of control system of automobile, is welded by parts and components such as irregular parts stock and bearing pins.And the welding quality of control stick is crucial, it not only relates to reliability, the stability of gearshift, but also relates to the safety of running car, welding position offsets or comes off, and all will have potential danger, in current industry, the welding of control stick uses robot welding or projection welding mostly, the former belongs to consumable electrode weldering, and equipment investment is large, and floor space is large, welding heat affected region is large, distortion is large, and welding quality is difficult to ensure, efficiency is low, cost is high, therefore this welding method is gradually superseded; The latter belongs to electric resistance welding, and the method heat is concentrated, and welding heat affected region is little, and efficiency is high.
No matter which kind of welding, the clamping method that all will have and excellent fixture ensure optimization and the lifting of welding function.At parts industry, robot welding is tending towards a superseded major reason, and exactly because clamping method is subject to the restriction of robot welding machine system, weld jig exploitation is difficult, and fixture is expensive, the key techniques and profit that can not adapt to the many specifications of multi items requires and meets with to eliminate gradually.
At present at parts industry, when using projection welding to weld parts and components such as irregular parts stock and bearing pins, its clamping method and fixture, great majority adopt part to be welded (as bearing pin) by top electrode clamping position, weld with irregular parts (as stock) again, hereinafter referred to as upper welding; Or adopt part to be welded (as bearing pin) to be arranged on the horizontal plane vertical with the electrode welder direction of motion with irregular parts (as stock) to weld, weld hereinafter referred to as horizontal position.The wherein upper defect being welded with two aspects: one is to realize the accurate and firm clamping of top electrode to part to be welded, and because always there is the clamping gap of 0.2mm between electrode and part to be welded, when causing welding, conductive contact area is little, conductive capability is deteriorated, contact resistance becomes large, welding heat raises, and welding efficiency and security reduce.Two is the errors always having the clamping gap of 0.2mm to cause clamping itself between electrode and part to be welded, needs debugging calibration in the welding job preparatory stage; In the course of the work, along with the wearing and tearing of electrode and the accumulation of error, need shutdown again to adjust calibration, eliminate error, cause inefficiency, defective products increases, and affects job schedule.There is the defect that welding scaling loss displacement (molten bath shortens) cannot be eliminated in time in horizontal position welding manner, there is rosin joint, dislocation, gravity deformation etc., cause welding assembly positional precision bad, yield rate lowers, and causes the firmness of weldment to decline due to rosin joint, affects the safe handling of terminal use.
Utility model content
The technical problems to be solved in the utility model is to provide one can substantially increase welding efficiency and welding quality, realizes the essential safety of welding part from production process, saves energy resource consumption, the irregular parts weld jig of the one reduced labor intensity.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of irregular parts weld jig, comprises base; Described weld jig also comprises:
One is arranged on the clamping device on base, and described clamping device is by drive rod and overlap with the clamp jaw that drive rod two ends are connected respectively and driving mechanism forms, and the middle part of described clamp jaw cover is provided with the clamping hole that vertical direction runs through clamp jaw cover;
One be arranged on clamp jaw cover clamping hole in three lobe bottom electrodes, described three lobe bottom electrodes by conduct electricity plug screw, pillar and conduction cylindrical shell form;
Described conduction cylindrical shell is ladder cylinder, and it comprises lower end and upper end, and the inwall of lower end is provided with and conducts electricity the internal thread that plug screw coordinates, and during installation, conduction plug screw is arranged on the lower end of conduction cylindrical shell, and pillar is arranged on the top of conduction plug screw; The upper end of described conduction cylindrical shell is often open under nature, and become 0.5 ° of-15 ° of angle with vertical direction axis and the limb structure of along the circumferential direction equal distribution, described limb structure can treat soldering part self-centering when the clamping of clamp jaw cover, can treat the instant pine folder of soldering part when clamp jaw cover unclamps;
One movable positioning plate, the upper surface of described movable positioning plate is provided with the profiling die cavity identical with irregular component structural, profiling die cavity is used for positioning irregular parts, and the upper surface of described movable positioning plate is provided with and can allows three lobe bottom electrode limb structures freely through through hole under normally open; The upper surface of described movable positioning plate is also provided with the installation through hole of installing insulating lowering or hoisting gear and the dumping pit for automatic discharge unit discharging;
One insulated lifting device, the installation through hole of described insulated lifting device on movable positioning plate is flexibly connected with base, and described insulated lifting device is made up of insulation sleeve, the spring part being set in insulation sleeve outside, the guide pillar that is arranged on the felt pad bottom insulation sleeve and is arranged on insulation sleeve inside;
One Top electrode device, in welding process, described Top electrode device is responsible for playing auxiliary pressuring action to irregular parts, and described Top electrode device is also provided with a secondary arm;
One automatic discharge unit, described automatic discharge unit is when taking out the welding assembly welded, and relative motion location-plate automatically moves upward from dumping pit and eject welding assembly from the profiling die cavity of movable positioning plate.
In an embodiment of the present utility model, described driving mechanism is driven by air cylinder driven or hydraulic oil cylinder driving or motor.
In an embodiment of the present utility model, described limb structure is three limb structures of 120 ° of equal distribution.
In an embodiment of the present utility model, the upper end of described pillar is provided with part to be welded, and the end of described pillar and feature contacts to be welded is made up of diamond or ceramic material.
In an embodiment of the present utility model, described spring part is made up of metal, rubber or engineering plastics.
In an embodiment of the present utility model, described secondary arm is electrical insulator.
In an embodiment of the present utility model, insulated lifting device is flexibly connected with base through installing through hole by the guide pillar of described insulated lifting device, thus makes movable positioning plate and base electric insulation.
By technique scheme, the beneficial effects of the utility model are:
The utility model substantially increases welding efficiency and welding quality, realizes the essential safety of welding part from production process, saves energy resource consumption, reduces labor intensity.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model clamping device structural representation;
Fig. 3 is the utility model three lobe lower electrode arrangement schematic diagram;
Fig. 4 is the top view of the utility model limb structure;
Fig. 5 is the utility model movable positioning plate structural representation;
Fig. 6 is the utility model movable positioning plate top view;
Fig. 7 is the utility model insulated lifting device structural representation;
Fig. 8 is the utility model Top electrode device structural representation;
Fig. 9 is the utility model automatic discharge unit structural representation;
Numeral and the corresponding component title represented by letter in figure:
1, base 10, clamping device 11, drive rod 12, clamp jaw cover 12a, clamping hole 13, driving mechanism 20, three lobe bottom electrodes 21, conduction plug screw 22, pillar 22a, pillar upper end 23, conduction cylindrical shell 24, limb structure 30, movable positioning plate 31, profiling die cavity 32, through hole 33, through hole 34 is installed, dumping pit 40, insulated lifting device 41, insulation sleeve 42, spring part 43, felt pad 44, guide pillar 50, Top electrode device 51, secondary arm 60, automatic discharge unit 61, upper end 70, soldering part 71, solder side 80, irregular parts 81, welding position 82, the plane of symmetry.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See shown in Fig. 1 to Fig. 9, the utility model discloses a kind of irregular parts weld jig, comprise base 1 and be arranged on the clamping device 10 on base 1, clamping device 10 by drive rod 11 and with the clamp jaw that drive rod 11 two ends are connected respectively overlap 12 and driving mechanism 13 form, clamp jaw cover 12 middle part be provided with vertical direction run through clamp jaw cover clamping hole 12a, driving mechanism 13 can be driven by air cylinder driven or hydraulic oil cylinder driving or motor, and it is determined according to actual needs; Clamp jaw cover 12 maintains self-locking and prevents from getting loose when clamping three lobe bottom electrode; Clamp jaw cover 12 is arranged on the position consistent with three lobe bottom electrode central axis, and is sleeved on the outside of three lobe bottom electrodes 20, with the limb structural engagement of three lobe bottom electrodes 20; The clamping center of clamp jaw cover 12 overlaps with welding machine main-shaft axis; Clamp jaw cover 12 is driven by drive rod 11, thus realizes positive and negative synchronous clamping or synchronous unclamp operation.
The utility model three lobe bottom electrode 20 is made up of conduction plug screw 21, pillar 22 and conduction cylindrical shell 23; Conduction cylindrical shell 23 is ladder cylinder, it comprises lower end and upper end, the inwall of lower end is provided with and conducts electricity the internal thread that plug screw 21 coordinates, during installation, conduction plug screw 21 is arranged on the lower end of conduction cylindrical shell 23, pillar 22 is arranged on the top of conduction plug screw 21, the pillar upper end 22a that pillar 22 contacts with part 70 to be welded by resistant to elevated temperatures temperature range be 400 DEG C ~ 800 DEG C, high voltage bearing pressure range is 120MPa ~ 200MPa and the diamond of electric insulation is made, also can make, other artificial material such as intensity is high, ceramic material of electric insulation high by hardness; The upper end of conduction cylindrical shell 23 is often open under nature, and become 0.5 ° of-15 ° of angle with vertical direction axis and the limb structure 24 of along the circumferential direction hexagonal angle equal distribution, limb structure 24 can treat soldering part 70 self-centering when 12 clamping of clamp jaw cover, soldering part 70 can be treated when clamp jaw cover 12 unclamps immediately to unclamp, be convenient to discharging; Limb structure 24 also can be become 0.5 ° ~ 15 ° angles with axis and the equal angular limb structure of circumferentially dividing equally; Limb structure 24, in welding process, also can realize treating soldering part 70 self-centering when 12 clamping of clamp jaw cover and locking simultaneously; Immediately can unclamp soldering part 70 when clamp jaw cover 12 unclamps, be convenient to the work flow of discharging.
The utility model also comprises a movable positioning plate 30, and movable positioning plate 30 realizes work with three lobe bottom electrodes 20, insulated lifting device 40, automatic discharge unit 60, base 1 and is connected; The upper surface of movable positioning plate 30 is provided with the profiling die cavity 31 identical with irregular parts 80 structure, profiling die cavity 31 is for positioning irregular parts 80, movable positioning plate 30 is being positioned at welding position of center line place, be provided with diameter and be greater than three lobe bottom electrode 20 diameters, and guarantee to allow three lobe bottom electrode limb structures 24 freely through through hole 32 under normally open; The installation through hole 33 supplying insulation sleeve 41 and guide pillar 44 to pass through when the upper surface of movable positioning plate 30 being also provided with installing insulating lowering or hoisting gear 40 and the dumping pit 34 for automatic discharge unit 60 discharging; For realizing welding job under high temperature environment, movable positioning plate 30 can also be arranged for what cool, being convenient to structure that cooling medium (as cooling fluid, gas) circulates or device; Also can punch on movable positioning plate, increase the surface area of heat radiation.
The installation through hole 33 of the utility model insulated lifting device 40 on movable positioning plate 30 is flexibly connected with base 1, and insulated lifting device 40 is made up of insulation sleeve 41, the spring part 42 being set in insulation sleeve 41 outside, the guide pillar 44 that is arranged on the felt pad 43 bottom insulation sleeve 41 and is arranged on insulation sleeve inside; Insulation sleeve 41 is arranged on to rise between through hole 32 and guide pillar 44 isolates and insulating effect, and can isolate movable positioning plate 30, makes it and base 1 electric insulation; Spring part 42 outside insulation sleeve 41 be realize movable positioning plate 40 upwards, the vitals of movement vertically downwards; In welding process, under the pressure effect of Top electrode device 50 with the secondary arm 51 of interlock, movable positioning plate 40 moves down, and spring part 42 synchronous parallel balance and stability moves downward, and the joint clearance that in synchronous elimination welding process, molten bath scaling loss causes, prevents rosin joint; At the end of welding, spring part 42 synchronous parallel balance and stability moves upward and gets back to initial position; For ensure synchronous parallel balance and stability upwards, the realization that moves down, spring part 42 has 3 groups or many groups at least; Spring part is alloy steel spring, also can be made by rubber, engineering plastics elastomeric material.
This law also comprises a Top electrode device 50, in welding process, Top electrode device 50 is responsible for playing pressuring action to irregular parts, Top electrode device 50 is also provided with a secondary arm 51, this secondary arm 51 is electrical insulator, prevent welding current from shunting through secondary arm, can ensure that welding current concentrates in Top electrode device 50, reduce current heating loss; Secondary arm 1 and Top electrode device 50 are synchronized with the movement to irregular zero auxiliary pressuring action in welding process, and fixing irregular parts, prevent getting loose in welding process, guarantee welding quality further, strengthen welding effect.
The utility model also comprises an automatic discharge unit 60, automatic discharge unit 60 is positioned at the below of movable positioning plate 30, the upper end 61 of automatic discharge unit 60 is inserted in dumping pit 34, when welding stops, after movable positioning plate 30 is reset to initial position by the spring part 42 of insulated lifting device 40, automatic discharge unit 60 OnNow, the upper end 61 of automatic discharge unit moves upward along dumping pit 34 automatically relative to movable positioning plate 30, and from the profiling die cavity 31 of movable positioning plate 30, eject the successful welding assembly of welding.
Operation principle of the present utility model is as follows:
First be placed on by part 70 to be welded in the conducting sleeve 23 of three lobe bottom electrodes 20, the bottom of soldering part 70 contacts with pillar upper end 22a, is then placed in the profiling die cavity 31 of movable positioning plate 30 by irregular parts 80; Start welding, the driving mechanism 13 of clamping device 10 drives drive rod 11 to work, and drive rod 11 drives clamp jaw to overlap 12 and clamps three lobe bottom electrodes 20, drives the three lobe bottom electrodes 20 being positioned same main-shaft axis to clamp and coaxial positioning part 70 to be welded simultaneously; Be arranged on the Top electrode device 50 on welder head, the plane of symmetry 82 of the welding position 81 of irregular parts 80 is contacted in main-shaft axis position, and compress irregular parts 80 with the secondary arm 51 that Top electrode device 50 links simultaneously, make the stable welding position 81 touching the same main-shaft axis position of the irregular parts 80 be fixed on movable positioning plate 30 of solder side 71 of part 70 to be welded; And then welding is started; Under the pressure acting in conjunction of Top electrode device 50 with the secondary arm 51 of interlock, drive movable positioning plate 30 synchronous parallel to balance by insulated lifting device 40 in welding process to move down, eliminate the scaling loss displacement (namely molten bath shortens) of the solder side 71 of part 70 to be welded and the welding position 81 of irregular parts 80, eliminate the defects such as rosin joint, dislocation, gravity deformation timely and effectively, improve positional precision and the yield rate of welding assembly 81, realize the essential safety of manufacture process; After having welded, Top electrode device 50 and secondary arm 51 rise and return initial position, and clamp jaw cover 12 unclamps, and limb structure 24, under the effect of electrode material natural resiliency, is opened voluntarily and resets to normally open; Automatic discharge unit 60 OnNow, the upper end of automatic discharge unit 60 moves upward along dumping pit 34 automatically relative to movable positioning plate 30, is unloaded by the parts after having welded, complete a welding interval from movable positioning plate profiling die cavity 31.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. an irregular parts weld jig, comprises base; It is characterized in that: described weld jig also comprises:
One is arranged on the clamping device on base, and described clamping device is by drive rod and overlap with the clamp jaw that drive rod two ends are connected respectively and driving mechanism forms, and the middle part of described clamp jaw cover is provided with the clamping hole that vertical direction runs through clamp jaw cover;
One be arranged on clamp jaw cover clamping hole in three lobe bottom electrodes, described three lobe bottom electrodes by conduct electricity plug screw, pillar and conduction cylindrical shell form;
Described conduction cylindrical shell is ladder cylinder, and it comprises lower end and upper end, and the inwall of lower end is provided with and conducts electricity the internal thread that plug screw coordinates, and during installation, conduction plug screw is arranged on the lower end of conduction cylindrical shell, and pillar is arranged on the top of conduction plug screw; The upper end of described conduction cylindrical shell is often open under nature, and become 0.5 ° of-15 ° of angle with vertical direction axis and the limb structure of along the circumferential direction equal distribution, described limb structure can treat soldering part self-centering when the clamping of clamp jaw cover, can treat the instant pine folder of soldering part when clamp jaw cover unclamps;
One movable positioning plate, the upper surface of described movable positioning plate is provided with the profiling die cavity identical with irregular component structural, profiling die cavity is used for positioning irregular parts, and the upper surface of described movable positioning plate is provided with and can allows three lobe bottom electrode limb structures freely through through hole under normally open; The upper surface of described movable positioning plate is also provided with the installation through hole of installing insulating lowering or hoisting gear and the dumping pit for automatic discharge unit discharging;
One insulated lifting device, the installation through hole of described insulated lifting device on movable positioning plate is flexibly connected with base, and described insulated lifting device is made up of insulation sleeve, the spring part being set in insulation sleeve outside, the guide pillar that is arranged on the felt pad bottom insulation sleeve and is arranged on insulation sleeve inside;
One Top electrode device, in welding process, described Top electrode device is responsible for playing auxiliary pressuring action to irregular parts, and described Top electrode device is also provided with a secondary arm;
One automatic discharge unit, described automatic discharge unit is when taking out the welding assembly welded, and relative motion location-plate automatically moves upward from dumping pit and eject welding assembly from the profiling die cavity of movable positioning plate.
2. the irregular parts weld jig of one according to claim 1, is characterized in that: described driving mechanism is driven by air cylinder driven or hydraulic oil cylinder driving or motor.
3. the irregular parts weld jig of one according to claim 1, is characterized in that: described limb structure is three limb structures of 120 ° of equal distribution.
4. the irregular parts weld jig of one according to claim 1, it is characterized in that: the upper end of described pillar is provided with part to be welded, the end of described pillar and feature contacts to be welded is made up of diamond or ceramic material.
5. the irregular parts weld jig of one according to claim 1, is characterized in that: described spring part is made up of metal, rubber or engineering plastics.
6. the irregular parts weld jig of one according to claim 1, is characterized in that: described secondary arm is electrical insulator.
7. the irregular parts weld jig of one according to claim 1, is characterized in that: insulated lifting device is flexibly connected with base through installing through hole by the guide pillar of described insulated lifting device, thus makes movable positioning plate and base electric insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520453948.2U CN204747757U (en) | 2015-06-26 | 2015-06-26 | Irregular spare part welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520453948.2U CN204747757U (en) | 2015-06-26 | 2015-06-26 | Irregular spare part welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204747757U true CN204747757U (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520453948.2U Withdrawn - After Issue CN204747757U (en) | 2015-06-26 | 2015-06-26 | Irregular spare part welding jig |
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| Country | Link |
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| CN (1) | CN204747757U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907682A (en) * | 2015-06-26 | 2015-09-16 | 德韧干巷汽车系统（上海）有限公司 | An irregular part welding jig and a welding method thereof |
| CN109332853A (en) * | 2018-11-06 | 2019-02-15 | 武汉凯奇冶金焊接设备制造有限责任公司 | The band free attaching device of steel plate strip argon arc piece welder lower electrode |
| CN113070623A (en) * | 2021-03-09 | 2021-07-06 | 东莞长盈精密技术有限公司 | Positioning mechanism and positioning method |
-
2015
- 2015-06-26 CN CN201520453948.2U patent/CN204747757U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907682A (en) * | 2015-06-26 | 2015-09-16 | 德韧干巷汽车系统（上海）有限公司 | An irregular part welding jig and a welding method thereof |
| CN109332853A (en) * | 2018-11-06 | 2019-02-15 | 武汉凯奇冶金焊接设备制造有限责任公司 | The band free attaching device of steel plate strip argon arc piece welder lower electrode |
| CN109332853B (en) * | 2018-11-06 | 2024-02-23 | 武汉凯奇冶金焊接设备制造有限责任公司 | Bottom electrode free sticking device of argon arc seam welder with steel plate |
| CN113070623A (en) * | 2021-03-09 | 2021-07-06 | 东莞长盈精密技术有限公司 | Positioning mechanism and positioning method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151111 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |