CN205520055U - Resistance welder of robot - Google Patents
Resistance welder of robot Download PDFInfo
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- CN205520055U CN205520055U CN201620192492.3U CN201620192492U CN205520055U CN 205520055 U CN205520055 U CN 205520055U CN 201620192492 U CN201620192492 U CN 201620192492U CN 205520055 U CN205520055 U CN 205520055U
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Abstract
The utility model discloses a resistance welder of robot, including drive arrangement, fixed arm, transfer arm, welder body, the welder body includes frame and power, and the fixed arm links firmly transfer arm and hinged rack with the frame, drive arrangement is including drive body, motor and electronic cylinder body, and motor and electronic cylinder body are fixed in drive on the body, and electronic cylinder body includes lead screw, screw -nut and cylinder, and screw -nut passes through the bearing and rotates and set up in the cylinder body, and the screw -nut cover is established on the lead screw, and the lead screw passes through the front end sliding connection of uide bushing and cylinder, and the cylinder links firmly with the frame, and the front end of lead screw is articulated with the transfer arm, and the output shaft of motor passes through drive mechanism and is connected with screw -nut. Drive arrangement adopts the modularized design, and for the standard component, X type welder, C type welder's drive arrangement is the same, and cost of maintenance is low, lead screw length is short, standardized design, and with low costs, interchangeability is strong, welder is whole lighter, and robot snatch power is little, has lengthened the life of robot.
Description
Technical field
This utility model belongs to electric resistance welding equipment technical field, is specifically related to a kind of robot Resistance welding gun.
Background technology
Electric resistance welding heat time heating time is short, heat is concentrated, heat affected area is little, deformation is little with stress, need not the filler metal such as welding wire, welding rod, welding cost is low, simple to operate, it is easily achieved mechanization and automatization, productivity ratio height, and noiseless and harmful gas, it is widely used in manufacturing industry based on these advantage electric resistance weldings.
In recent years, robot welder is favored because efficiency is high, welding quality is good, and existing robot Resistance welding gun volume is big, Heavy Weight, and robot snatch power is big, decreasing robot service life, and drive body to use founding casting to manufacture, screw mandrel is long, entirety lays particular stress on, non-standard de-sign, and maintenance cost is high.
Summary of the invention
The purpose of this utility model is to provide a kind of robot Resistance welding gun, solves that robot Resistance welding gun driver part volume in prior art is big, Heavy Weight and the technical problem of interchangeability difference.
In order to solve this technical problem, originally it is to adopt the following technical scheme that diligently
A kind of robot Resistance welding gun, including driving means, fixed arm, transfer arm, torch body；Described torch body includes frame and power supply, and power supply is fixed in frame, and fixed arm is connected with frame, and transfer arm is hinged with frame；Described driving means includes driving body, motor and electronic cylinder body, motor and electronic cylinder body are fixed on driving body, electronic cylinder body includes screw mandrel, feed screw nut and cylinder barrel, described feed screw nut is rotated by bearing and is arranged in cylinder body, feed screw nut is set on screw mandrel, and screw mandrel is slidably connected by the front end of fairlead with cylinder barrel, and cylinder barrel is connected with frame, the front end of screw mandrel is hinged with transfer arm, and the output shaft of motor is connected with feed screw nut by drive mechanism.Fixed arm, the front end of transfer arm are separately installed with electrode, are connected with robotic manipulator by robot Resistance welding gun by frame, and the positive and negative electrode of power supply is respectively by cable and the electrode conduction on fixed arm, transfer arm；When welding, electric motor starting, feed screw nut is driven to rotate by drive mechanism, screw mandrel is made to move forward and backward relative to cylinder barrel, and then drive transfer arm to move reciprocatingly, make two electrodes compress welding workpiece, and impose electric current, the resistance heat effect utilizing electric current to flow through work piece interface and adjacent domain generation is heated to fusing or mecystasis, reaches the purpose that workpiece combines.Driving means uses modularized design, and the most no matter standardized production, be X-type welding gun or c-type welding gun, and driving means is the same, can exchange, and maintenance cost is low；Screw mandrel length is short, standardized designs, low cost, and interchangeability is strong.Welding gun entirety is relatively light, and robot snatch power is little, extends robot service life,
Improving further, described motor is servomotor, and servomotor rotating speed controls accurately, and then accurately controls the displacement of electronic cylinder body screw mandrel, reaches accurately to control the motion of transfer arm, it is ensured that welding quality.
Improving further, described drive mechanism is meshed transmission gear mechanism or synchromesh gear tape transport, and stable drive, gear ratio are accurate, efficiency is high.
Improving further, described driving body is cuboid casing mechanism, uses high intensity aviation aluminium sheet machining, standardized production, and intensity is high, lightweight, and drive mechanism is placed in driving body, prevents from dust from falling in drive mechanism affecting it normally working.
Improving further, described driver part is connected by bolt with frame, and motor and electronic cylinder body are all solid by bolt and drive body repeatedly, and bolt connects quick detachable, and interchangeability is strong.
This utility model has the advantages that
1, robot described in the utility model Resistance welding gun, driving means uses modularized design, for standard component, X-type welding gun, c-type welding gun driving means the same, can exchange, maintenance cost is low；Screw mandrel length is short, standardized designs, low cost, and interchangeability is strong；Welding gun entirety is relatively light, and robot snatch power is little, extends robot service life.
2, stating driving body uses high intensity aviation aluminium sheet machining, and standardized production, intensity is high, lightweight.
3, described driver part is connected by bolt with frame, and motor and electronic cylinder body are all solid with driving body repeatedly by bolt, and bolt connects quick detachable, and interchangeability is strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of X-type welding gun.
Fig. 2 is the structural representation of c-type welding gun.
Fig. 3 is the structural representation of driver part.
Detailed description of the invention
In order to be more fully understood that this utility model, explain content of the present utility model below in conjunction with embodiment further, but content of the present utility model is not limited solely to the following examples.
As Figure 1-3, wherein Fig. 1 is the structural representation of X-type welding gun, and Fig. 2 is the structural representation of c-type welding gun.A kind of robot Resistance welding gun, it is characterised in that include driving means 3, fixed arm 1, transfer arm 2, torch body；Described torch body includes frame and power supply 4, and power supply 4 is fixed in frame, and fixed arm 1 is connected by bolt with frame, and transfer arm 2 is hinged with frame；Described driving means 3 includes driving body 5, servomotor 6 and electronic cylinder body 7, servomotor 6 and electronic cylinder body 7 are bolted on driving body 5, described driving body 5 is cuboid casing mechanism, uses high intensity aviation aluminium sheet machining, standardized production.Electronic cylinder body 7 includes screw mandrel, feed screw nut and cylinder barrel, described feed screw nut is rotated by bearing and is arranged in cylinder body, feed screw nut is set on screw mandrel, and screw mandrel is slidably connected by the front end of fairlead with cylinder barrel, cylinder barrel is connected by bolt with frame, the front end of screw mandrel is hinged with transfer arm 2, and the output shaft of servomotor 6 is connected with feed screw nut by meshed transmission gear mechanism.
Fixed arm 1, the front end of transfer arm 2 are separately installed with electrode, are connected with robotic manipulator by robot Resistance welding gun by frame, and the positive and negative electrode of power supply is respectively by cable and the electrode conduction on fixed arm 1, transfer arm 2；When welding, servomotor 6 starts, feed screw nut is driven to rotate by meshed transmission gear mechanism, screw mandrel is made to move forward and backward relative to cylinder barrel, and then drive transfer arm to move reciprocatingly, make two electrodes compress welding workpiece, and impose electric current, the resistance heat effect utilizing electric current to flow through work piece interface and adjacent domain generation is heated to fusing or mecystasis, reaches the purpose that workpiece combines.Driving means uses modularized design, and the most no matter standardized production, be X-type welding gun or c-type welding gun, and driving means is the same, can exchange, and maintenance cost is low；Screw mandrel length is short, standardized designs, low cost, and interchangeability is strong.Welding gun entirety is relatively light, and robot snatch power is little, extends robot service life,
This utility model does not does illustrate be prior art or can be realized by prior art, and be embodied as case described in this utility model and be only preferable case study on implementation of the present utility model, not it is used for limiting practical range of the present utility model.The most all equivalence changes made according to the content of this utility model claim and modification, all should be used as technology category of the present utility model.
Claims (5)
1. a robot Resistance welding gun, it is characterised in that include driving means (3), fixed arm (1), transfer arm (2), torch body；Described torch body includes frame and power supply (4), and power supply (4) is fixed in frame, and fixed arm (1) is connected with frame, and transfer arm (2) is hinged with frame；Described driving means (3) includes driving body (5), motor (6) and electronic cylinder body (7), motor (6) and electronic cylinder body (7) are fixed in driving body (5), electronic cylinder body (7) includes screw mandrel, feed screw nut and cylinder barrel, described feed screw nut is rotated by bearing and is arranged in cylinder body, feed screw nut is set on screw mandrel, and screw mandrel is slidably connected by the front end of fairlead with cylinder barrel, cylinder barrel is connected with frame, the front end of screw mandrel is hinged with transfer arm (2), and the output shaft of motor (6) is connected with feed screw nut by drive mechanism.
Robot the most according to claim 1 Resistance welding gun, it is characterised in that described motor (6) is servomotor.
Robot the most according to claim 1 and 2 Resistance welding gun, it is characterised in that described drive mechanism is meshed transmission gear mechanism or gear band connecting gear.
Robot the most according to claim 3 Resistance welding gun, it is characterised in that described driving body (5) is cuboid casing mechanism, drive mechanism is placed in driving body (5).
Robot the most according to claim 4 Resistance welding gun, it is characterised in that described driver part (3) is connected by bolt with frame, motor (6) and electronic cylinder body (7) are all by bolt with driving body (5) repeatedly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620192492.3U CN205520055U (en) | 2016-03-14 | 2016-03-14 | Resistance welder of robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620192492.3U CN205520055U (en) | 2016-03-14 | 2016-03-14 | Resistance welder of robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205520055U true CN205520055U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620192492.3U Active CN205520055U (en) | 2016-03-14 | 2016-03-14 | Resistance welder of robot |
Country Status (1)
| Country | Link |
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| CN (1) | CN205520055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213678A (en) * | 2017-10-20 | 2018-06-29 | 韦孚（杭州）精密机械有限公司 | A kind of mechanical device for resistance spot welding |
| CN113618296A (en) * | 2021-08-11 | 2021-11-09 | 捷福装备（武汉）股份有限公司 | Aluminum welding pliers body structure |
-
2016
- 2016-03-14 CN CN201620192492.3U patent/CN205520055U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213678A (en) * | 2017-10-20 | 2018-06-29 | 韦孚（杭州）精密机械有限公司 | A kind of mechanical device for resistance spot welding |
| CN113618296A (en) * | 2021-08-11 | 2021-11-09 | 捷福装备（武汉）股份有限公司 | Aluminum welding pliers body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Yifan Inventor after: Zhou Rongrong Inventor before: Dong Shuchun |
|
| CB03 | Change of inventor or designer information |