CN204183087U - Main shaft structure in stud welding gun - Google Patents
Main shaft structure in stud welding gun Download PDFInfo
- Publication number
- CN204183087U CN204183087U CN201420556409.7U CN201420556409U CN204183087U CN 204183087 U CN204183087 U CN 204183087U CN 201420556409 U CN201420556409 U CN 201420556409U CN 204183087 U CN204183087 U CN 204183087U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- welding gun
- driving shaft
- shaped groove
- tail end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000003466 welding Methods 0.000 title claims abstract description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000003044 adaptive effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Resistance Welding (AREA)
Abstract
The utility model discloses the main shaft structure in a kind of stud welding gun, comprise main shaft, the driving shaft that can be connected with dynamic iron core is provided with at main shaft tail end, driving shaft and main shaft electrically insulated from one another, be provided with and driving shaft can be made to adjust self-position thus make iron core drive main shaft to carry out the adaptive structure of axially-movable swimmingly by driving shaft between main shaft and driving shaft.The utility model has the advantages that: structure is simple, and main shaft axially-movable flexibility and reliability, stuck phenomenon can not occur.
Description
Technical field
The utility model relates to stud welding gun, refers more particularly to the main shaft structure in stud welding gun.
Background technology
Main shaft in stud welding gun common at present and dynamic iron core head and the tail are connected to one, main shaft is located in axle sleeve and also can slides axially in axle sleeve, axle sleeve is fixedly installed on welding gun housing forward end, dynamic iron core is located in fixed cover and also can slides axially in fixed cover, fixed cover is fixedly installed on the tail end of welding gun housing, is provided with the coil driving dynamic iron core in fixed cover.Stud welding gun operationally mainly relies on dynamic iron core drive shaft body axially-movable thus completes stud welding work.Because welding gun housing is injection mo(u)lding, can mismachining tolerance be there is unavoidably, and in each parts mounting process, also can there is alignment error, thus axle sleeve axle center different from fixed cover may be caused; In addition, the welding gun housing of in use injection mo(u)lding is easily heated generation deformation, thus causes axle sleeve axle center different from fixed cover.Because main shaft and dynamic iron core are that head and the tail are connected to one, if axle sleeve and fixed cover concentricity not high, when then can make main shaft and dynamic iron core axially-movable, resistance increases, this will certainly increase main shaft and axle sleeve and the wear extent between dynamic iron core and fixed cover greatly, serious words also can cause dynamic iron core stuck in fixed cover or dynamic iron core cannot be inserted in fixed cover, thus the axially-movable of main shaft cannot be realized, cause welding job normally to carry out.
Utility model content
The required technical problem solved of the utility model is: provide that a kind of structure is simple, the main shaft structure that can ensure in the smooth and easy reliable stud welding gun of main shaft axially-movable.
For solving the problem, the technical solution adopted in the utility model is: the main shaft structure in described stud welding gun, comprise main shaft, the driving shaft that can be connected with dynamic iron core is provided with at main shaft tail end, driving shaft and main shaft electrically insulated from one another, be provided with and driving shaft can be made to adjust self-position thus make iron core drive main shaft to carry out the adaptive structure of axially-movable swimmingly by driving shaft between main shaft and driving shaft.
Further, main shaft structure in aforesaid stud welding gun, wherein, described adaptive structure comprises: the fixed block being arranged on main shaft tail end, fixed block insulate with main shaft and is connected, and fixed block tail end is provided with radial T-shaped groove, is provided with the movable block that can be entrenched in T-shaped groove in driving shaft front end, movable block radially can move in T-shaped groove, thus makes the radial motion of driving shaft energy relative main body.
Further, main shaft structure in aforesaid stud welding gun, wherein, be entrenched between movable block in T-shaped groove and T-shaped groove axially and radially all leaving certain adjusting play, make movable block relatively tilt but T-shaped groove can not be dropped out by T-shaped groove, thus driving shaft energy relative main body is tilted.
Further, the main shaft structure in aforesaid stud welding gun, wherein, is provided with insulating base between main shaft and fixed block, and insulating base front end is embedded the tail end at main shaft; Fixed block front end is provided with connecting screw rod, and be provided with the connecting thread hole screwed mutually with connecting screw rod at the tail end of insulating base, connecting screw rod is tightened in connecting thread hole, thus fixed block is tightened on insulating base tail end.
Further, main shaft structure in aforesaid stud welding gun, wherein, the sidewall of main shaft afterbody offers tapped through hole, the sidewall of insulating base offers tapped blind hole with tapped through hole opposite position, and insulating base front end is fastened on main shaft tail end by tapped through hole and tapped blind hole by securing member.
Further, the main shaft structure in aforesaid stud welding gun, wherein, is also provided with mounting blocks between main shaft and insulating base.
The beneficial effects of the utility model are: structure is simple, in use procedure when there is the phenomenon in axle sleeve axle center different from fixed cover in stud welding gun, driving shaft can adjust the position of driving shaft relative to main shaft automatically by adaptive structure, thus main shaft moves iron core and fixed cover also concentric with axle sleeve concentric when ensureing dynamic iron core drive shaft body axially-movable, greatly reduce main shaft and axle sleeve and the wear extent between dynamic iron core and fixed cover, and the axially-movable flexibility and reliability of main shaft, can not stuck phenomenon be there is.
Accompanying drawing explanation
Fig. 1 is the structural representation of the main shaft structure in stud welding gun described in the utility model.
Fig. 2 is the structural representation of right apparent direction in Fig. 1.
Fig. 3 overlooks the main shaft shown in direction and the radial structural representation staggered of driving shaft in Fig. 1.
Fig. 4 is the structural representation that in Fig. 1, main shaft and driving shaft axis interlock.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, technical scheme described in the utility model is described in further detail.
As shown in Figure 1 and Figure 2, main shaft structure in stud welding gun described in the utility model, comprise main shaft 1, the driving shaft 2 that can be connected with dynamic iron core is provided with at the tail end of main shaft 1, driving shaft 2 and main shaft 1 electrically insulated from one another, be provided with and driving shaft 2 can be made to adjust self-position thus make iron core drive main shaft 1 to carry out the adaptive structure of axially-movable swimmingly by driving shaft 2 between main shaft 1 and driving shaft 2.In the present embodiment, described adaptive structure comprises: the fixed block 3 being arranged on main shaft 1 tail end, fixed block 3 insulate with main shaft 1 and is connected, the tail end of fixed block 3 is provided with radial T-shaped groove, the movable block 21 that can be entrenched in T-shaped groove is provided with in the front end of driving shaft 2, movable block 21 radially can move in T-shaped groove, thus makes the radial motion of driving shaft 2 energy relative main body 1.In the present embodiment, be entrenched between movable block 21 in T-shaped groove and T-shaped groove axially and radially all leaving certain adjusting play, make movable block 21 relatively tilt but T-shaped groove can not be dropped out by T-shaped groove, thus driving shaft 2 can be tilted by relative main body 1.
In the present embodiment, be provided with insulating base 4 between main shaft 1 and fixed block 3, in the present embodiment, insulating base 4 is made up of epoxy material, and the front end of insulating base 4 is embedded the tail end at main shaft 1; In the present embodiment, the sidewall of main shaft 1 afterbody offers tapped through hole, the sidewall of insulating base 4 offers tapped blind hole with tapped through hole opposite position, and insulating base 4 front end is fastened on the tail end of main shaft 1 by tapped through hole and tapped blind hole by securing member such as screw 5.Fixed block 3 front end is provided with connecting screw rod 31, and be provided with the connecting thread hole screwed mutually with connecting screw rod 31 at the tail end of insulating base 4, connecting screw rod 31 is tightened in connecting thread hole, thus fixed block 3 is tightened on the tail end of insulating base 4.In actual production, the mounting blocks 6 of rectangular block shape is also provided with between main shaft 1 and insulating base 4, as shown in Figure 1, mounting blocks 6 is fixedly mounted on the tail end of main shaft 1, the front end of insulating base 4 is embedded the tail end at mounting blocks 6, the sidewall of mounting blocks 6 offers tapped through hole, the sidewall of insulating base 4 offers tapped blind hole with tapped through hole opposite position, the front end of insulating base 4 is fastened on the tail end of mounting blocks 6 by tapped through hole and tapped blind hole by securing member such as screw 5.Mounting blocks 6 is connected with control circuit device by flexible cable, provides operating current by control circuit device to main shaft 1.
During work, dynamic iron core is by body 1 axially-movable of driving shaft 2 drive shaft thus complete stud welding work.In actual welding process, when the axis radial direction of axle sleeve and fixed cover staggers, as shown in Figure 3, movable block 21 radially moves in T-shaped groove, main shaft 1 is staggered with the axis radial direction of both driving shafts 2, ensure that fixed cover can not interfere sliding axially of dynamic iron core and axle sleeve also can not interfere sliding axially of main shaft 1, thus iron core can be slid axially swimmingly in fixed cover and slid axially in axle sleeve swimmingly by driving shaft 2 drive shaft body 1.
When the axis of axle sleeve and fixed cover is interlaced, as shown in Figure 4, movable block 21 relatively T-shaped groove tilts a certain angle, make main shaft 1 interlaced with the axis of both driving shafts 2, ensure that fixed cover can not interfere sliding axially of dynamic iron core and axle sleeve also can not interfere sliding axially of main shaft 1, thus iron core can be slid axially swimmingly in fixed cover and slid axially in axle sleeve swimmingly by driving shaft 2 drive shaft body 1.
When the axial space of axle sleeve and fixed cover interlocks, movable block 21 radial motion in T-shaped groove, the a certain angle and the relative T-shaped groove of movable block 21 tilts, main shaft 1 is interlocked with the axial space of both driving shafts 2, ensure that fixed cover can not interfere sliding axially of dynamic iron core and axle sleeve also can not interfere sliding axially of main shaft 1, thus iron core can be slid axially swimmingly in fixed cover and slid axially in axle sleeve swimmingly by driving shaft 2 drive shaft body 1.
The utility model has the advantages that: structure is simple, in use procedure when there is the phenomenon in axle sleeve axle center different from fixed cover in stud welding gun, driving shaft 2 can adjust the position of driving shaft 2 relative to main shaft 1 automatically by adaptive structure, thus when ensureing dynamic iron core drive shaft body 1 axially-movable main shaft 1 with axle sleeve concentric and dynamic iron core and fixed cover also concentric, greatly reduce main shaft 1 and axle sleeve and the wear extent between dynamic iron core and fixed cover, and the axially-movable flexibility and reliability of main shaft 1, can not stuck phenomenon be there is.
Claims (6)
1. the main shaft structure in stud welding gun, comprise main shaft, it is characterized in that: be provided with the driving shaft that can be connected with dynamic iron core at main shaft tail end, driving shaft and main shaft electrically insulated from one another, be provided with and driving shaft can be made to adjust self-position thus make iron core drive main shaft to carry out the adaptive structure of axially-movable swimmingly by driving shaft between main shaft and driving shaft.
2. according to the main shaft structure in stud welding gun according to claim 1, it is characterized in that: described adaptive structure comprises: the fixed block being arranged on main shaft tail end, fixed block insulate with main shaft and is connected, fixed block tail end is provided with radial T-shaped groove, the movable block that can be entrenched in T-shaped groove is provided with in driving shaft front end, movable block radially can move in T-shaped groove, thus makes the radial motion of driving shaft energy relative main body.
3. according to the main shaft structure in stud welding gun according to claim 2, it is characterized in that: be entrenched between movable block in T-shaped groove and T-shaped groove axially and radially all leaving certain adjusting play, make movable block relatively tilt but T-shaped groove can not be dropped out by T-shaped groove, thus driving shaft energy relative main body is tilted.
4. according to the main shaft structure in the stud welding gun described in Claims 2 or 3, it is characterized in that: between main shaft and fixed block, be provided with insulating base, insulating base front end is embedded the tail end at main shaft; Fixed block front end is provided with connecting screw rod, and be provided with the connecting thread hole screwed mutually with connecting screw rod at the tail end of insulating base, connecting screw rod is tightened in connecting thread hole, thus fixed block is tightened on insulating base tail end.
5. according to the main shaft structure in stud welding gun according to claim 4, it is characterized in that: on the sidewall of main shaft afterbody, offer tapped through hole, the sidewall of insulating base offers tapped blind hole with tapped through hole opposite position, and insulating base front end is fastened on main shaft tail end by tapped through hole and tapped blind hole by securing member.
6., according to the main shaft structure in stud welding gun according to claim 4, it is characterized in that: between main shaft and insulating base, be also provided with mounting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556409.7U CN204183087U (en) | 2014-09-26 | 2014-09-26 | Main shaft structure in stud welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556409.7U CN204183087U (en) | 2014-09-26 | 2014-09-26 | Main shaft structure in stud welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204183087U true CN204183087U (en) | 2015-03-04 |
Family
ID=52615118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420556409.7U Expired - Lifetime CN204183087U (en) | 2014-09-26 | 2014-09-26 | Main shaft structure in stud welding gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204183087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325216A (en) * | 2014-09-26 | 2015-02-04 | 苏州梦之捷焊接技术有限公司 | Spindle body structure in stud welding gun |
-
2014
- 2014-09-26 CN CN201420556409.7U patent/CN204183087U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325216A (en) * | 2014-09-26 | 2015-02-04 | 苏州梦之捷焊接技术有限公司 | Spindle body structure in stud welding gun |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102873441B (en) | Linear electric motors drive arcing stud welding gun and welding method thereof | |
| US10608498B2 (en) | Direct drive actuator with switched reluctance motor | |
| CN204183087U (en) | Main shaft structure in stud welding gun | |
| CN103066403B (en) | A kind of power connector and contact thereof | |
| CN104325216A (en) | Spindle body structure in stud welding gun | |
| CN104308341B (en) | The drives structure of main shaft in stud welding gun | |
| CN204183084U (en) | The drives structure of main shaft in stud welding gun | |
| CN104183983A (en) | Field wiring connector | |
| CN204183086U (en) | The clutch syndeton of main shaft and dynamic iron core in stud welding gun | |
| CN104308328B (en) | Arc pulling type self adaptation stud welding gun | |
| CN104227203B (en) | Adjustable self adaptation stud welding gun | |
| CN204183083U (en) | Adjustable self adaptation stud welding gun | |
| CN102570703B (en) | Leveling motor | |
| CN103779038A (en) | Thrust maintaining electromagnet | |
| CN203415800U (en) | Clock spring and vehicle with clock spring | |
| CN104227201B (en) | The clutch syndeton of main shaft and dynamic iron core in stud welding gun | |
| CN204262570U (en) | The syndeton of main shaft and dynamic iron core in stud welding gun | |
| CN104197778A (en) | Arc-shaped multipole-moment electromagnetic emitter | |
| CN105940477A (en) | Improved micro-solenoid contact-breaker for motor vehicle starter, and corresponding starter | |
| CN210648965U (en) | Magnetic field generating device for changing type of welding external magnetic field | |
| CN104384680A (en) | Connecting structure for spindle body and movable iron core in stud welding gun | |
| CN104979974A (en) | Method for manufacturing stator, insulation ring for stator, stator and motor | |
| CN104227199B (en) | Drawn-arc stud welding gun | |
| CN102684447A (en) | Linear electromagnetic actuator | |
| CN110449705B (en) | Magnetic field generating device for changing type of externally applied magnetic field in welding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150304 |