CN108761374A - Zero sequence transformer semi-finished product error experiments supporting table - Google Patents
Zero sequence transformer semi-finished product error experiments supporting table Download PDFInfo
- Publication number
- CN108761374A CN108761374A CN201810718136.4A CN201810718136A CN108761374A CN 108761374 A CN108761374 A CN 108761374A CN 201810718136 A CN201810718136 A CN 201810718136A CN 108761374 A CN108761374 A CN 108761374A
- Authority
- CN
- China
- Prior art keywords
- zero sequence
- sequence transformer
- support
- support portion
- finished product
- 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.)
- Pending
Links
- 238000002474 experimental method Methods 0.000 title claims abstract description 31
- 239000011265 semifinished product Substances 0.000 title claims abstract description 22
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
Abstract
The present invention relates to a kind of zero sequence transformer semi-finished product error experiments supporting tables, supporting table includes pedestal, pedestal is equipped with the support portion for the excircle for being used to support zero sequence transformer, it is additionally provided with and is arranged for fastening opposite with support portion zero sequence transformer to be fixed on to the compressing member on support portion, support portion has for being bonded the curved support face being adapted to the periphery of zero sequence transformer, compressing member has for being bonded the arc seal face being adapted to the periphery of zero sequence transformer, curved support face and arc seal face are positioned opposite and surround the lock chamber for being used to support fixed zero sequence transformer, the axis horizontal of lock chamber extends so that zero sequence transformer erects placement, it is relatively simple for structure, and it does not need worker and assists helping, safety is higher, also there is larger promotion to the accuracy of experimental configuration and conventional efficient simultaneously.
Description
Technical field
The present invention relates to a kind of zero sequence transformer semi-finished product error experiments supporting tables.
Background technology
Mutual inductor appeared in for 19th century earliest, with the development of power industry, the voltage class of mutual inductor and accurate rank
It all improves a lot, this also promotes to develop many extraordinary mutual inductors, and such as voltage and current combined type mutual inductor, electronic circuit compensation is mutual
Sensor, zero sequence transformer etc..For zero sequence transformer, error experiments are always a cumbersome job, because of zero sequence
The core construction of mutual inductor is more special, general to form round core construction using opposite fasten of two semicircular iron cores,
And in semi-finished product error experiments, between two pieces of semicircular iron cores, there is no relatively-stationary structures, in error test zero
The placement that sequence mutual inductor can not be stablized, needing worker to carry out auxiliary square can complete to test, so not only wasting manpower and material resources, also right
Worker brings insecurity.The accuracy of the efficiency and experiment of error experiments can be also influenced simultaneously.
Invention content
The purpose of the present invention is to provide a kind of zero sequence transformer semi-finished product error experiments supporting tables, to solve the prior art
In zero sequence transformer experiment when placement can not be supported to cause conventional efficient low, the problem of safety difference.
To achieve the above object, the technical solution of zero sequence transformer semi-finished product error experiments supporting table of the present invention is:
Zero sequence transformer semi-finished product error experiments supporting table, including pedestal, pedestal, which is equipped with, is used to support the outer of zero sequence transformer
The support portion of circumference is additionally provided with and is arranged for fastening opposite with support portion zero sequence transformer to be fixed on to the compression on support portion
Part, support portion have for being bonded curved support face be adapted to the periphery of zero sequence transformer, and compressing member is with being used for and zero sequence
The arc seal face of the periphery fitting adaptation of mutual inductor, curved support face and arc seal face are positioned opposite and surround and be used to support
The axis horizontal of the lock chamber of fixed zero sequence transformer, lock chamber extends so that zero sequence transformer erects placement.
Further, easy to operate in order to which stable connection is reliable, the compressing member is that one end is hinged on the compression on pedestal
Plate is equipped with the locking mechanism for being locked at zero sequence transformer in lock chamber between the other end and support portion of pressure plate.
Further, it locks for convenience, the projecting end of the pressure plate is equipped with connecting hole, the corresponding end of the support portion
Equipped with locked groove, the locking mechanism includes the check lock lever being installed in connecting hole and locked groove, further include be set on check lock lever with
Adjust the adjusting nut of the relative distance of pressure plate and support portion.
Further, in order to save the locking time, the locked groove is open slot, and the check lock lever is swung following pressure plate
Stroke in it is swingable in open slot.
Further, in order to easy to operate simple time saving, compact heap, the compact heap tool are also arranged on the check lock lever
There are the arcuate guide surface of the direction projection towards pressure plate, arcuate guide surface to be set for blocking when check lock lever is rocked at open slot
To increase the pressing force of pressure plate between adjusting nut and support portion.
Further, in order to adapt to large scale zero sequence transformer, overhanging upwards on the pedestal has support arm, the compression
Plate is hinged on support arm, and the support portion is arranged with compressing member relative spacing.
Further, the shaking of zero sequence transformer in order to prevent, the axis left and right directions for defining lock chamber extend, the bottom
It is equipped with for the limiting section with positioning zero sequence transformer block cooperation positioned at the left and right sides of support portion on seat.
Further, in order to realize the synchronous experiment of more zero sequence transformer, the support portion is there are two more than, along left and right
Direction interval is arranged side by side.
Further, in order to adapt to the experiment of further types of zero sequence transformer, the corresponding fixation of at least one support portion
Chamber diameter is less than the corresponding lock chamber diameter of other support portions.
Further, in order to keep overall structure simply firm, the pedestal is rectangular frame structure, including two crossbeams and
The longeron being connected between crossbeam, the support portion are that both ends ride upon the curved support plate on corresponding crossbeam respectively.
The beneficial effects of the invention are as follows:Compared with the prior art, zero sequence transformer semi-finished product error according to the present invention
Supporting table is tested, shape is fastened by the way that support sector and compressing member are arranged on pedestal, and by curved support face and arc seal face
At lock chamber to zero sequence transformer support fix, directly zero sequence transformer can be put in actual experimentation in this way
It sets on support portion, and is fixed by compressing member, stable support is played to zero sequence transformer, prevents zero sequence transformer from shaking
Dynamic, relatively simple for structure, and do not need worker and assist helping, safety is higher, at the same also to the accuracy of experimental configuration with
And conventional efficient has larger promotion.
Description of the drawings
Fig. 1 is the specific embodiment structural schematic diagram of the zero sequence transformer semi-finished product error experiments supporting table of the present invention;
Fig. 2 is the structural schematic diagram of pedestal in Fig. 1;
Fig. 3 is the structural schematic diagram of support plate in Fig. 1;
Fig. 4 is the front view of Fig. 3;
Fig. 5 is that the structure of the compact heap in the specific embodiment of the zero sequence transformer semi-finished product error experiments supporting table of the present invention is shown
It is intended to;
Fig. 6 is the vertical view of Fig. 5.
Reference sign:1- pedestals;11- crossbeams;12- longerons;13- supporting beams;2- support plates;21- open slots;3- is pressed
Tight plate;31- connecting holes;4- check lock levers;5- compact heaps;51- through-holes;52- arcuate guide surfaces.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the zero sequence transformer semi-finished product error experiments supporting table of the present invention as shown in Figures 1 to 6 should
Supporting table includes pedestal 1, and support portion and compressing member are provided on pedestal 1, by support portion and compressing member to zero sequence transformer into
Row support is fixed, and error experiments are then carried out.
For pedestal 1, in the present embodiment, pedestal 1 is to surround the rectangular frame formed by crossbeam 11 and longeron 12
Structure is the carrier is carrier of other parts, and support portion and compressing member are arranged on pedestal 1, certainly, in other embodiment
In, the structure of pedestal 1 is not specifically limited, and those skilled in the art can be arbitrarily devised according to practical situation.
For support portion, support portion is used to support the outer circumference surface of zero sequence transformer, has and is used for and zero-sequence mutual inductance
The curved support face of the periphery fitting adaptation of device, in the present embodiment, the extending direction for defining crossbeam 11 is left and right directions, crossbeam
11 have two, along the longitudinal direction arranged for interval, and support portion is that both ends ride upon the support plate 2 on two crossbeams 11 respectively, is supported
Plate 2 is arc panel, and the cambered surface of arc panel is downwardly convex to be located between two crossbeams 11, so as to be supported under zero sequence transformer
Side.Longeron 12 is both provided in the left and right sides of support plate 2, the opposite flank of two longerons 12, which constitutes, to be used for and zero sequence simultaneously
Mutual inductor eye left and right directions distinguishes block cooperation to limit the confined planes of the position of zero sequence transformer.Support plate 2 above-mentioned simultaneously
Front end overhang out forward the front of crossbeam 11, and the front end of support plate 2 is equipped with the open slot 21 that front-rear direction extends.
For compressing member, compressing member with support plate 2 arrange so that zero sequence transformer is fixed on support plate 2 by opposite fasten
On.Compressing member has for being bonded the arc seal face being adapted to the periphery of zero sequence transformer simultaneously, in the present embodiment, compresses
Part is pressure plate 3, and pressure plate 3 is arc plate structure, and the cambered surface of pressure plate 3 can be realized in this way backwards to 2 upward projection of support plate
Arc seal face is positioned opposite with curved support face and surrounds the lock chamber for being used to support fixed zero sequence transformer, the axis of lock chamber
Line extends in left-right direction so that zero sequence transformer setting placement, can facilitate the progress of error experiments in this way, and support steady
It is fixed.
Meanwhile the supporting beam 13 upwardly extended is further fixed on the crossbeam 11 positioned at rear side on the upper surface of pedestal, on
The rear end for the pressure plate 3 stated is hinged in supporting beam 13, and front end can be around the hinge of left and right directions towards front-suspension, such pressure plate 3
Spindle line is swung up and down, and the setting of supporting beam 13 can be such that relative spacing between pressure plate 3 and support plate 2 arranges, in this way
The fixation lock ring of the zero sequence transformer of large-size can be realized by smaller structure design.Pressure plate 3 in swing process
It can be moved towards support plate 2 and away from support plate 2.In order to realize being relatively fixed between pressure plate 3 and support plate 2.It is pressing
Between the projecting end and support portion of tight plate 3 and equipped with locking mechanism.Pressure plate 3 forms similar clamping hoop type with support plate 2 in this way
Clamping structure.
In the present embodiment, it is equipped with towards the open slot 21 extended in the front end of support plate 2, open slot 21 is U-lag, right
The projecting end in pressure plate 3 answered is provided with the connecting hole 31 of perforation both sides plate face setting.Above-mentioned locking mechanism includes installing
Check lock lever 4 in connecting hole 31, check lock lever 4 are provided with boss to be limited in connecting hole backwards to one end of support plate 2
In 31, while one end towards support plate 2 of check lock lever 4 is provided with external screw thread, and adjusting spiral shell is threaded on check lock lever 4
It is female.Connecting hole 31 and open slot 21 are installed by check lock lever 4 in the actual use process, and locked by adjusting nut, this
Sample can adjust the relative spacing distance between pressure plate 3 and support plate 2, the further clamping realized to zero sequence transformer
It is fixed.
Certainly, in the present embodiment, lock for convenience, the design of above-mentioned open slot 21 can be in fixed zero sequence transformer
When, first the position according to rough size adjusting adjusting nut on check lock lever 4, then operates check lock lever 4 and swings, make check lock lever
After 4 are rocked in open slot 21, adjusting nut is just fallen in the lower section of support plate 2, then adjusts the position of adjusting nut, is realized
The two is relatively fixed.Operation more convenient in this way, and adjusting nut is saved when the position on check lock lever 4 is adjusted
Between, improve conventional efficient.
In the present embodiment simultaneously, in order to further realize the convenient of locking operation, in the present embodiment, above-mentioned lock
Movable sleeve is gone back on tight bar 4 and is equipped with compact heap 5, and there is compact heap 5 through-hole 51 coordinated with check lock lever 4, the compact heap 5 to have direction
The direction of pressure plate 3 is convexly equipped with arcuate guide surface 52, and arcuate guide surface 52 is fastened on when check lock lever 4 is rocked at open slot 21
Between adjusting nut and support plate 2, to increase the pressing force of pressure plate 3.That is, in actual operating process, first
Position of the needle adjusting nut on check lock lever 4 is adjusted then to be locked so as to adjust position of the compact heap 5 on check lock lever 4
When bar 4 is rocked in open slot 21, above-mentioned compact heap 5 manually squeezes backward at this time just at the lower section front side of support plate 2
Latch segment, latch segment can be squeezed under the action of arcuate guide surface 52 between support plate 2 and adjusting nut, squeeze to certain
The preload between pressure plate 3 and fixed plate can be realized behind position.Mode of operation can directly squeeze locking in experiment in this way
Block, need not screw adjusting nut just can make support plate 2 and the opposite locking of pressure plate 3.Operation is simpler.
In the present embodiment, in order to realize multiple zero sequence transformer it is tested while, there are three support plates for setting on pedestal
2, three support plates 2 are spaced are arranged side by side in left-right direction, there are three corresponding pressure plate 3 is also provided with, the fixation that surrounds in this way
There are three chambers, can try the error experiments of lower three zero sequence transformer simultaneously.Certainly, in other embodiments, the number of lock chamber
Amount can increase or decrease according to the actual needs.
Meanwhile in the present embodiment, it can realize that support is solid for various types of zero sequence transformer in order to realize
It is fixed, the versatility of experimental bench is improved, in the present embodiment, the size sentence in the front-back direction of above-mentioned each support plate 2 differs
It causes, that is, the diameter of three lock chambers is inconsistent, is adapted to the zero sequence transformer of different type size respectively.Certainly, at it
In his embodiment, the inconsistent lock chamber of size can only there are two, can also be more, designed according to actual conditions.
In other embodiments, compressing member can not be hinged on pedestal, and direct both ends be located in support plate when in use
On, both ends are respectively provided with locking mechanism realization and are relatively fixed.
In other embodiments, curved support face and arc seal face can be in the horizontal direction or with horizontal directions in certain
Angle tilts positioned opposite.
In other embodiments, locking mechanism can directly use the buckle structure of cam-type, be pulled in rotation process
Pressure plate is moved towards support plate, and operation is more convenient.
In other embodiments, locked groove could be provided as through-hole structure, and check lock lever directly installs and passes through nut check.
In other embodiments, the rear end of support plate and the rear end of pressure plate can link together.
Claims (10)
1. zero sequence transformer semi-finished product error experiments supporting table, it is characterised in that:Including pedestal, pedestal is equipped with and is used to support zero
The support portion of the excircle of sequence mutual inductor is additionally provided with and is arranged for fastening opposite with support portion zero sequence transformer is fixed on branch
Compressing member on support part, support portion have for being bonded the curved support face being adapted to, compressing member tool with the periphery of zero sequence transformer
Be useful for being bonded the arc seal face that is adapted to the periphery of zero sequence transformer, curved support face and arc seal face it is positioned opposite and
The lock chamber for being used to support fixed zero sequence transformer is surrounded, the axis horizontal of lock chamber extends so that zero sequence transformer setting is put
It sets.
2. zero sequence transformer semi-finished product error experiments supporting table according to claim 1, it is characterised in that:The compressing member
It is hinged on the pressure plate on pedestal for one end, is equipped between the other end and support portion of pressure plate for locking zero sequence transformer
Locking mechanism in lock chamber.
3. zero sequence transformer semi-finished product error experiments supporting table according to claim 2, it is characterised in that:The pressure plate
Projecting end be equipped with connecting hole, the corresponding end of the support portion is equipped with locked groove, the locking mechanism include be installed on connecting hole and
Check lock lever in locked groove further includes being set on check lock lever to adjust the adjusting nut of the relative distance of pressure plate and support portion.
4. zero sequence transformer semi-finished product error experiments supporting table according to claim 3, it is characterised in that:The locked groove is
Open slot, the check lock lever are swingable in open slot in the stroke for following pressure plate to swing.
5. zero sequence transformer semi-finished product error experiments supporting table according to claim 4, it is characterised in that:The check lock lever
On be also arranged with compact heap, there is the compact heap arcuate guide surface of the direction projection towards pressure plate, arcuate guide surface to use
In being fastened on when check lock lever is rocked at open slot between adjusting nut and support portion to increase the pressing force of pressure plate.
6. according to claim 2 ~ 5 any one of them zero sequence transformer semi-finished product error experiments supporting table, it is characterised in that:Institute
Stating to overhang upwards on pedestal has support arm, the pressure plate to be hinged on support arm, the support portion and compressing member relative spacing
Arrangement.
7. according to claim 1 ~ 5 any one of them zero sequence transformer semi-finished product error experiments supporting table, it is characterised in that:It is fixed
The axis left and right directions of adopted lock chamber extends, and the left and right sides that support portion is located on the pedestal is equipped with for mutual with positioning zero sequence
The limiting section of sensor block cooperation.
8. zero sequence transformer semi-finished product error experiments supporting table according to claim 7, it is characterised in that:The support portion
There are two more than, interval is arranged side by side in left-right direction.
9. zero sequence transformer semi-finished product error experiments supporting table according to claim 8, it is characterised in that:At least one
The corresponding lock chamber diameter in support part is less than the corresponding lock chamber diameter of other support portions.
10. according to claim 1 ~ 5 any one of them zero sequence transformer semi-finished product error experiments supporting table, it is characterised in that:
The pedestal is rectangular frame structure, including two crossbeams and the longeron that is connected between crossbeam, and the support portion is both ends point
The curved support plate on corresponding crossbeam is not ridden upon.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810718136.4A CN108761374A (en) | 2018-07-03 | 2018-07-03 | Zero sequence transformer semi-finished product error experiments supporting table |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810718136.4A CN108761374A (en) | 2018-07-03 | 2018-07-03 | Zero sequence transformer semi-finished product error experiments supporting table |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108761374A true CN108761374A (en) | 2018-11-06 |
Family
ID=63975951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810718136.4A Pending CN108761374A (en) | 2018-07-03 | 2018-07-03 | Zero sequence transformer semi-finished product error experiments supporting table |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108761374A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109541519A (en) * | 2018-12-14 | 2019-03-29 | 温州大学 | Current transformer performance test retaining mechanism |
CN112782442A (en) * | 2019-11-11 | 2021-05-11 | 河南许继仪表有限公司 | Meter bottom capable of positioning relay and mutual inductor and electric meter using meter bottom |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202495299U (en) * | 2012-03-01 | 2012-10-17 | 安徽电缆股份有限公司 | Clamping device for conductor wire drawing die |
CN202548162U (en) * | 2012-04-21 | 2012-11-21 | 石家庄供电公司 | Special bracket for insulating rod test |
CN203165661U (en) * | 2013-04-01 | 2013-08-28 | 深圳市德派森科技发展有限公司 | Zero sequence current transformer |
CN203637885U (en) * | 2014-01-08 | 2014-06-11 | 中国长江电力股份有限公司 | Current transformer transfer cart |
CN203836394U (en) * | 2014-04-09 | 2014-09-17 | 北汽福田汽车股份有限公司 | Hoop device, automobile silencer assembly and automobile |
CN205278126U (en) * | 2016-01-08 | 2016-06-01 | 嘉兴市丰莱桑达贝纸业有限公司 | Bearing seat device |
CN107991642A (en) * | 2017-12-01 | 2018-05-04 | 三峡大学 | A kind of powered Compare System of voltage transformer error |
CN208384097U (en) * | 2018-07-03 | 2019-01-15 | 河南森源电气股份有限公司 | A kind of zero sequence transformer semi-finished product error experiments supporting table |
-
2018
- 2018-07-03 CN CN201810718136.4A patent/CN108761374A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202495299U (en) * | 2012-03-01 | 2012-10-17 | 安徽电缆股份有限公司 | Clamping device for conductor wire drawing die |
CN202548162U (en) * | 2012-04-21 | 2012-11-21 | 石家庄供电公司 | Special bracket for insulating rod test |
CN203165661U (en) * | 2013-04-01 | 2013-08-28 | 深圳市德派森科技发展有限公司 | Zero sequence current transformer |
CN203637885U (en) * | 2014-01-08 | 2014-06-11 | 中国长江电力股份有限公司 | Current transformer transfer cart |
CN203836394U (en) * | 2014-04-09 | 2014-09-17 | 北汽福田汽车股份有限公司 | Hoop device, automobile silencer assembly and automobile |
CN205278126U (en) * | 2016-01-08 | 2016-06-01 | 嘉兴市丰莱桑达贝纸业有限公司 | Bearing seat device |
CN107991642A (en) * | 2017-12-01 | 2018-05-04 | 三峡大学 | A kind of powered Compare System of voltage transformer error |
CN208384097U (en) * | 2018-07-03 | 2019-01-15 | 河南森源电气股份有限公司 | A kind of zero sequence transformer semi-finished product error experiments supporting table |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109541519A (en) * | 2018-12-14 | 2019-03-29 | 温州大学 | Current transformer performance test retaining mechanism |
CN109541519B (en) * | 2018-12-14 | 2023-09-05 | 温州大学 | Current transformer performance test locking mechanism |
CN112782442A (en) * | 2019-11-11 | 2021-05-11 | 河南许继仪表有限公司 | Meter bottom capable of positioning relay and mutual inductor and electric meter using meter bottom |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104972257B (en) | The welding tooling of arc plate | |
CN108761374A (en) | Zero sequence transformer semi-finished product error experiments supporting table | |
CN104985372B (en) | Frame of motorcycle welding tooling head tube positioner | |
CN108274179A (en) | A kind of group welding mould of fork truck tailstock | |
CN208384097U (en) | A kind of zero sequence transformer semi-finished product error experiments supporting table | |
CN208196018U (en) | A kind of group welding mould of fork truck tailstock | |
CN213849256U (en) | Quick assembly disassembly formula lift table | |
CN104827226A (en) | Welding jig for inner wallboard of draft tube | |
CN206509674U (en) | 4D seat welding toolings mechanism | |
CN205804982U (en) | A kind of automatic locking apparatus being exclusively used in prestressed material stretching extension | |
CN207026816U (en) | A kind of treadmill column support bond pads frock | |
CN208528395U (en) | A kind of automatic welding jig applying to energy storage cabinet upper layer frame | |
CN206966560U (en) | A kind of rivet pulling device | |
CN208067663U (en) | A kind of storage battery clamp stand and Engine ECU sub-packaging workbench | |
CN205309663U (en) | Welding fixture | |
CN206356398U (en) | Flame smoothing combination unit | |
CN206544111U (en) | A kind of high intensity gantry component | |
CN207289276U (en) | A kind of automatic positioning gauge for the welding of phone housing charge port | |
CN105014284B (en) | The welding fixture of arc plate | |
CN108500658A (en) | A kind of special-shaped zero Wedge-type lever clamp | |
CN205520561U (en) | Quick clamping clamp | |
CN212917969U (en) | Welding mechanism of semi-automatic power wire harness | |
CN218840011U (en) | Edge reinforcing and flattening device for zipper reconstructed by edge folding machine | |
CN214054192U (en) | Bumper welding tool | |
CN209973550U (en) | Feeding equipment for carpet processing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |