CN108240435A - A kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive - Google Patents
A kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive Download PDFInfo
- Publication number
- CN108240435A CN108240435A CN201810009194.XA CN201810009194A CN108240435A CN 108240435 A CN108240435 A CN 108240435A CN 201810009194 A CN201810009194 A CN 201810009194A CN 108240435 A CN108240435 A CN 108240435A
- Authority
- CN
- China
- Prior art keywords
- chain
- electromagnetic core
- driving
- electromagnetic
- tensioning
- 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.)
- Granted
Links
- 230000005611 electricity Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0876—Control or adjustment of actuators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive,Upper chain tension electromagnetic core is arranged on the underface of part on driving chain,Lower chain tensioning electromagnetic core is arranged on the design of the surface of driving chain lower part,After electromagnetic coil on upper chain tension electromagnetic core and lower chain tensioning electromagnetic core is connected respectively by upper electromagnetic core circuit and lower electromagnet coring circuit with power supply,Upper chain tension electromagnetic core and lower chain tensioning electromagnetic core generate electromagnetic force,Driving chain is under the action of electromagnetic force,It is partly pulled down on driving chain tight,Driving chain lower part tenses upwards,Realize the contactless tensioning in driving chain transmission process,Eliminate abrasion of traditional tightener sprocket to driving chain,Simultaneously,By the electric current for adjusting electromagnetic coil,Chain tension electromagnetic core and lower chain tensioning electromagnetic core generate the size of electromagnetic force in realization,Realize the adjustable of driving chain tensioning degree.
Description
Technical field
The present invention relates to a kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive, belong to chain drive
Tensioning apparatus technical field.
Background technology
Chain drive belongs to flexible drives, and chain drive does not have Elastic Sliding and skidding, can keep accurately average and pass
Dynamic ratio, transmission efficiency.Chain drive is a kind of common transmission device, and the range of application is very extensive, and chain is wound on sprocket wheel
On, chain in operation, can cause problem more and more, due to meeting after chain long-time stress due to the abrasion of chain, sprocket wheel
Occur plastic deformation so that it is elongated, also occurred that when serious jump tooth, fall the phenomenon that chain so as to cause transmission process interruption even send out
It makes trouble former, the chain after relaxation easily falls chain, and that falls chain frequently reduces working efficiency, also increases dangerous situation hidden danger, therefore need
Chain is tensioned using tensioning apparatus, the chain stretching device used in usual technology, be tensioned in chain needs
Direction sets a fixed tightener sprocket, which engages with chain side, applies tensile force to chain, using tensioning
When sprocket wheel is to chain tension, the size of tensile force applied to chain can be as chain elastic in itself happens notable change
Change, when tensile force is too small, tension effects are not notable, meeting relaxation of deformation in chain, cause to jump tooth, fall chain etc. now
As, accident easily occurs, when tensile force is excessive, is easy to generate noise in chain and is likely to occur fracture,
Also easily cause peril.
The existing device using tightener sprocket tension chain is on the one hand there are tightener sprocket to the tensioning of the chain power as a result,
The problem of inconvenient is adjusted, on the other hand, tightener sprocket can increase the abrasion of chain, reduce the service life of transmission efficiency and chain.
Invention content
It to be adjusted in view of the above-mentioned problems, the technical problem to be solved in the present invention is to provide a kind of electromagnetism for chain drive
Contactless tensioning apparatus, upper chain tension electromagnetic core is arranged on the underface of part on driving chain, lower chain tensioning
Electromagnetic core is arranged on the design of the surface of driving chain lower part, upper chain tension electromagnetic core and lower chain tensioning electromagnetism
After electromagnetic coil on iron core is connected respectively by upper electromagnetic core circuit and lower electromagnet coring circuit with power supply, upper chain tension
Electromagnetic core and lower chain tensioning electromagnetic core generate electromagnetic force, and driving chain is under the action of electromagnetic force, driving chain top
Divide and tense downwards, driving chain lower part tenses upwards, realizes the contactless tensioning in driving chain transmission process, eliminates
Abrasion of traditional tightener sprocket to driving chain, meanwhile, by adjusting the electric current of electromagnetic coil, chain tension electromagnet in realization
Core and lower chain tensioning electromagnetic core generate the size of electromagnetic force, can realize transmission chain under the different operating modes of driving chain
Tensioning degree it is adjustable, design is scientific and reasonable, simple in structure, easy to use.
A kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive of the present invention, structure include：It drives
Movable sprocket, driven sprocket, driving chain, adjustment barrel, adjustable column, support plate, upper chain tension electromagnetic core, lower chain tensioning electricity
Magnetic core, adjusting bolt, driving motor, electric machine support, driving equipment, equipment support plate, device drives axis, motor driving shaft, electricity
Magnetic coil, upper electromagnetic core circuit, lower electromagnet coring circuit, upper slide rheostat, lower slider rheostat, switch, power supply, electric current
Table, the drive sprocket are mounted on motor driving shaft, and driven sprocket is mounted on device drives axis, and driving chain is wrapped in
On drive sprocket and driven sprocket, motor driving shaft is mounted in driving motor, and driving motor is welded on by electric machine support and set
On standby support plate, device drives axis is mounted in driving equipment, and driving equipment is fixedly mounted on equipment support plate, the adjustment barrel
It is welded on equipment support plate, adjustable column is mounted in adjustment barrel, and support plate is welded on the top of adjustable column, and support plate is arranged on biography
Among dynamic chain, the upper chain tension electromagnetic core is welded on the left side on support plate top, lower chain tensioning electromagnetic core
The right side of support plate lower part is welded on, thus upper chain tension electromagnetic core is arranged on the underface of part on driving chain, under
Chain tension electromagnetic core is arranged on the surface of driving chain lower part, and the electromagnetic coil is wrapped in chain tension electricity
On magnetic core and lower chain tensioning electromagnetic core, the electromagnetic coil on upper chain tension electromagnetic core passes through upper electromagnetic core circuit
It is connect with power supply, the electromagnetic coil on lower chain tensioning electromagnetic core is connect by lower electromagnet coring circuit with power supply.
Further, the ammeter and switch, which are connected on, powers in magnet coring circuit and lower electromagnet coring circuit, upper cunning
Dynamic rheostat is connected in electromagnetic core circuit, and lower slider rheostat is connected in lower electromagnet coring circuit.
Further, the adjusting bolt is mounted in adjustment barrel, can be adjusted adjustable column by adjusting bolt and is inserted into
Depth in adjustment barrel, and then achieve the purpose that adjust support plate height.
The principle of the present invention is：Upper chain tension electromagnetic core is arranged on the underface of part on driving chain, lower chain
Tensioning electromagnetic core is arranged on the surface of driving chain lower part, and electromagnetic coil passes through upper electromagnetic core circuit and lower electromagnet
After coring circuit is connected with power supply, upper chain tension electromagnetic core and lower chain tensioning electromagnetic core generate electromagnetic force, driving chain
It is partly pulled down under the action of electromagnetic force, on driving chain tightly, driving chain lower part tenses upwards, realizes that driving chain passes
Contactless tensioning during dynamic, meanwhile, ammeter and switch are connected on and power on magnet coring circuit and lower electromagnet coring circuit
In, upper slide rheostat is connected in electromagnetic core circuit, and lower slider rheostat is connected in lower electromagnet coring circuit, can
By adjusting the electric current of electromagnetic coil, chain tension electromagnetic core and lower chain tensioning electromagnetic core generate electromagnetic force in realization
Size can realize the adjustable of driving chain tensioning degree under the different operating modes of driving chain.
Beneficial effects of the present invention are：The present invention is arranged on part on driving chain using upper chain tension electromagnetic core
Underface, lower chain tensioning electromagnetic core are arranged on the design of the surface of driving chain lower part, upper chain tension electromagnet
Electromagnetic coil on core and lower chain tensioning electromagnetic core passes through upper electromagnetic core circuit and lower electromagnet coring circuit and electricity respectively
After source is connected, upper chain tension electromagnetic core and lower chain tensioning electromagnetic core generate electromagnetic force, and driving chain is in electromagnetic force
It is partly pulled down under effect, on driving chain tightly, driving chain lower part tenses upwards, realizes in driving chain transmission process
Contactless tensioning eliminates abrasion of traditional tightener sprocket to driving chain, meanwhile, by adjusting the electric current of electromagnetic coil,
Chain tension electromagnetic core and lower chain tensioning electromagnetic core generate the size of electromagnetic force in realization, can be in driving chain not
With the adjustable of driving chain tensioning degree under operating mode, is realized, design is scientific and reasonable, simple in structure, easy to use.
Description of the drawings
For ease of explanation, the present invention is described in detail by following specific implementations and attached drawing.
Fig. 1 is the three dimensional structure diagram of the present invention；
Fig. 2 is the top perspective schematic diagram of the present invention；
Fig. 3 is the principle of the present invention schematic diagram.
In figure：1- drive sprockets；2- driven sprockets；3- driving chains；4- adjustment barrels；5- adjustable columns；6- support plates；On 7-
Chain tension electromagnetic core；8- lower chains are tensioned electromagnetic core；9- adjusting bolts；10- driving motors；11- electric machine supports；12-
Driving equipment；13- equipment support plates；14- device drives axis；15- motor driving shafts；16- electromagnetic coils；The upper electromagnetic core lines of 17-
Road；18- lower electromagnet coring circuits；The upper slide rheostats of 19-；20- lower slider rheostats；21- is switched；22- power supplys；23- electric currents
Table.
Specific embodiment
Understand to make the object, technical solutions and advantages of the present invention clearer, it is specific below by what is shown in attached drawing
Embodiment describes the present invention.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit the model of the present invention
It encloses.In addition, in the following description, the description to known features and technology is omitted, to avoid unnecessarily obscuring the present invention's
Concept.
As shown in Figure 1, Figure 2 and Figure 3, the adjustable contactless tensioning apparatus of a kind of electromagnetism for chain drive, knot
Structure includes：Drive sprocket 1, driven sprocket 2, driving chain 3, adjustment barrel 4, adjustable column 5, support plate 6, upper chain tension electromagnet
Core 7, lower chain tensioning electromagnetic core 8, adjusting bolt 9, driving motor 10, electric machine support 11, driving equipment 12, equipment support plate
13rd, device drives axis 14, motor driving shaft 15, electromagnetic coil 16, upper electromagnetic core circuit 17, lower electromagnet coring circuit 18, on
Slide rheostat 19, lower slider rheostat 20, switch 21, power supply 22, ammeter 23, as shown in Fig. 2, the drive sprocket 1
On motor driving shaft 15, driven sprocket 2 is mounted on device drives axis 14, and driving chain 3 is wrapped in 1 He of drive sprocket
On driven sprocket 2, motor driving shaft 15 is mounted in driving motor 10, and driving motor 10 is welded on equipment by electric machine support 11
On support plate 13, device drives axis 14 is mounted in driving equipment 12, and driving equipment 12 is fixedly mounted on equipment support plate 13, is such as schemed
Shown in 1, the adjustment barrel 4 is welded on equipment support plate 13, and adjustable column 5 is mounted in adjustment barrel 4, and support plate 6 is welded on tune
The top of segmented column 5, support plate 6 are arranged among driving chain 3, and the upper chain tension electromagnetic core 7 is welded on support plate 6
The left side on top, lower chain tensioning electromagnetic core 8 are welded on the right side of 6 lower part of support plate, thus upper chain tension electromagnetic core 7
Be arranged on the underface of part on driving chain 3, lower chain tensioning electromagnetic core 8 be arranged on 3 lower part of driving chain just on
Side, as shown in figure 3, the electromagnetic coil 16 is wrapped in chain tension electromagnetic core 7 and lower chain tensioning electromagnetic core 8
On, the electromagnetic coil 8 on upper chain tension electromagnetic core 7 is connect by upper electromagnetic core circuit 17 with power supply 22, lower chain
Electromagnetic coil 8 on tight electromagnetic core 8 is connect by lower electromagnet coring circuit 18 with power supply 22.
Specifically, as shown in figure 3, the ammeter 23 and switch 21 are connected on electromagnetic core circuit 17 and lower electromagnetism
In iron core circuit 18, upper slide rheostat 19 is connected in electromagnetic core circuit 17, and lower slider rheostat 20 is connected on lower electricity
In magnet coring circuit 18, as shown in Figure 1, the adjusting bolt 9 is mounted in adjustment barrel 4, it can be adjusted by adjusting bolt 9
Adjustable column 5 is inserted into the depth in adjustment barrel 4, and then achievees the purpose that adjust 6 height of support plate.
In technical scheme of the present invention, adjustable column is mounted in adjustment barrel, and support plate is welded on the top of adjustable column, support
Plate is arranged among driving chain, and upper chain tension electromagnetic core is welded on the left side on support plate top, lower chain tensioning electromagnetism
Iron core is welded on the right side of support plate lower part, thus upper chain tension electromagnetic core be arranged on part on driving chain just under
Side, lower chain tensioning electromagnetic core are arranged on the surface of driving chain lower part, and adjusting bolt is mounted in adjustment barrel, passes through
Adjusting bolt can adjust the depth that adjustable column is inserted into adjustment barrel, and then achieve the purpose that adjust support plate height, realize
Distance between chain tension electromagnetic core and lower chain tensioning electromagnetic core and driving chain in adjusting；When upper chain tension electromagnetism
Electromagnetic coil is wound on iron core and lower chain tensioning electromagnetic core, electromagnetic coil passes through upper electromagnetic core circuit and lower electromagnet core
After circuit is connected with power supply, upper chain tension electromagnetic core and lower chain tensioning electromagnetic core generate electromagnetic force, and driving chain exists
It is partly pulled down under the action of electromagnetic force, on driving chain tightly, driving chain lower part tenses upwards, realizes driving chain transmission
Tensioning in the process, meanwhile, ammeter and switch are connected on and power in magnet coring circuit and lower electromagnet coring circuit, and upper slide becomes
Resistance device is connected in electromagnetic core circuit, and lower slider rheostat is connected in lower electromagnet coring circuit, can be by adjusting electricity
The electric current of magnetic coil, the size of chain tension electromagnetic core and lower chain tensioning electromagnetic core electromagnetic force in realization, to reach not
With under operating mode, realization driving chain tensioning degree is adjusted.
The basic principle of the present invention and main feature, advantages of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (3)
1. a kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive, it is characterised in that:Structure includes：Driving
Sprocket wheel, driven sprocket, driving chain, adjustment barrel, adjustable column, support plate, upper chain tension electromagnetic core, lower chain tensioning electromagnetism
Iron core, adjusting bolt, driving motor, electric machine support, driving equipment, equipment support plate, device drives axis, motor driving shaft, electromagnetism
Coil, upper electromagnetic core circuit, lower electromagnet coring circuit, upper slide rheostat, lower slider rheostat, switch, power supply, electric current
Table, the drive sprocket are mounted on motor driving shaft, and driven sprocket is mounted on device drives axis, and driving chain is wrapped in
On drive sprocket and driven sprocket, motor driving shaft is mounted in driving motor, and driving motor is welded on by electric machine support and set
On standby support plate, device drives axis is mounted in driving equipment, and driving equipment is fixedly mounted on equipment support plate, the adjustment barrel
It is welded on equipment support plate, adjustable column is mounted in adjustment barrel, and support plate is welded on the top of adjustable column, and support plate is arranged on biography
Among dynamic chain, the upper chain tension electromagnetic core is welded on the left side on support plate top, lower chain tensioning electromagnetic core
The right side of support plate lower part is welded on, thus upper chain tension electromagnetic core is arranged on the underface of part on driving chain, under
Chain tension electromagnetic core is arranged on the surface of driving chain lower part, and the electromagnetic coil is wrapped in chain tension electricity
On magnetic core and lower chain tensioning electromagnetic core, the electromagnetic coil on upper chain tension electromagnetic core passes through upper electromagnetic core circuit
It is connect with power supply, the electromagnetic coil on lower chain tensioning electromagnetic core is connect by lower electromagnet coring circuit with power supply.
2. the adjustable contactless tensioning apparatus of a kind of electromagnetism for chain drive according to claim 1, special
Sign is：The ammeter and switch, which is connected on, to be powered in magnet coring circuit and lower electromagnet coring circuit, upper slide rheostat
It is connected in electromagnetic core circuit, lower slider rheostat is connected in lower electromagnet coring circuit.
3. the adjustable contactless tensioning apparatus of a kind of electromagnetism for chain drive according to claim 1, special
Sign is：The adjusting bolt is mounted in adjustment barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810009194.XA CN108240435B (en) | 2018-01-05 | 2018-01-05 | Electromagnetic adjustable non-contact tensioning device for chain transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810009194.XA CN108240435B (en) | 2018-01-05 | 2018-01-05 | Electromagnetic adjustable non-contact tensioning device for chain transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108240435A true CN108240435A (en) | 2018-07-03 |
| CN108240435B CN108240435B (en) | 2021-04-16 |
Family
ID=62699380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810009194.XA Active CN108240435B (en) | 2018-01-05 | 2018-01-05 | Electromagnetic adjustable non-contact tensioning device for chain transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108240435B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014263A (en) * | 2019-05-22 | 2019-07-16 | 陈佳丽 | A kind of spring elongation apparatus for shaping |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6014342U (en) * | 1983-07-08 | 1985-01-31 | 富士重工業株式会社 | chain transmission device |
| US4657131A (en) * | 1984-02-23 | 1987-04-14 | Bergwerksverband Gmbh | Tension regulator for a chain drive |
| JPH09256865A (en) * | 1996-03-19 | 1997-09-30 | Suzuki Motor Corp | Deflection detecting device for annular transmission body |
| CN1183522A (en) * | 1996-11-20 | 1998-06-03 | Lg产电株式会社 | Apparatus for controlling chain tension |
| CN107504140A (en) * | 2017-09-15 | 2017-12-22 | 广西柳工机械股份有限公司 | Rotating tensioning device for transmission chain and land leveller tandem-driving bogie |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6014342B2 (en) * | 2012-03-22 | 2016-10-25 | 株式会社ニューフレアテクノロジー | Multi-charged particle beam writing apparatus and multi-charged particle beam writing method |
-
2018
- 2018-01-05 CN CN201810009194.XA patent/CN108240435B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6014342U (en) * | 1983-07-08 | 1985-01-31 | 富士重工業株式会社 | chain transmission device |
| US4657131A (en) * | 1984-02-23 | 1987-04-14 | Bergwerksverband Gmbh | Tension regulator for a chain drive |
| JPH09256865A (en) * | 1996-03-19 | 1997-09-30 | Suzuki Motor Corp | Deflection detecting device for annular transmission body |
| CN1183522A (en) * | 1996-11-20 | 1998-06-03 | Lg产电株式会社 | Apparatus for controlling chain tension |
| CN107504140A (en) * | 2017-09-15 | 2017-12-22 | 广西柳工机械股份有限公司 | Rotating tensioning device for transmission chain and land leveller tandem-driving bogie |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014263A (en) * | 2019-05-22 | 2019-07-16 | 陈佳丽 | A kind of spring elongation apparatus for shaping |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108240435B (en) | 2021-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204013044U (en) | A kind of electrodynamic type position adjustable motor base | |
| CN201280362Y (en) | Adjustable wire arranging mechanism of steel cord rewinding apparatus | |
| CN205291651U (en) | Power transmission mechanism of punching press lathe | |
| CN206022082U (en) | A kind of change electrical equipment of adjustable voltage | |
| CN108240435A (en) | A kind of adjustable contactless tensioning apparatus of electromagnetism for chain drive | |
| CN202097234U (en) | Wire arrangement device of wire drawing machine | |
| CN108306467A (en) | A kind of rotor electric machine winding tension tensioning apparatus | |
| CN106958092A (en) | A kind of sewing machine frame clamping plate type cloth clamp moving mechanism | |
| CN207782298U (en) | A kind of threader | |
| CN104647174A (en) | Flexible grinding machine | |
| CN201103045Y (en) | Power device of embroidery machine | |
| CN108889883B (en) | Copper wire traction device | |
| CN206665618U (en) | Two-way delivery motor adjusts center support system | |
| CN211194894U (en) | Novel rubber belt cold setting machine | |
| CN103394533A (en) | Chain type copper material drawing machine | |
| CN211072359U (en) | Cubical switchboard welding set | |
| CN202123787U (en) | Scraper moving mechanism of screen printer | |
| CN203459440U (en) | Chain type copper material drawing machine | |
| CN106363683A (en) | Steel wire cutting device | |
| CN206668890U (en) | High capacity belt drive system automatic takeup | |
| CN204690308U (en) | The spacing adjustment epitaxial apparatus of guide rail | |
| CN206634824U (en) | A kind of feed arrangement for high frequency ribbon embossing machine | |
| CN105855651A (en) | Double-wire-cylinder electric spark linear cutting machine tool | |
| CN205811816U (en) | Stator multi cord coil winding machine | |
| CN207743826U (en) | A kind of magneto rotor copper wire wind |
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 | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Wei Inventor after: Li Taotao Inventor before: Li Taotao |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210323 Address after: 238000 Jiyang Town, Juchao District, Chaohu City, Anhui Province Applicant after: CHAOHU HUAXIN CONVEYING EQUIPMENT Co.,Ltd. Address before: Henan Vocational College of industry and information technology, 801 Bilian Road, Jiaozuo New District, Henan Province Applicant before: Li Taotao |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |