CN208977546U - Steel tube surface preservative coating removal device - Google Patents
Steel tube surface preservative coating removal device Download PDFInfo
- Publication number
- CN208977546U CN208977546U CN201821685978.6U CN201821685978U CN208977546U CN 208977546 U CN208977546 U CN 208977546U CN 201821685978 U CN201821685978 U CN 201821685978U CN 208977546 U CN208977546 U CN 208977546U
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- steel pipe
- roller
- removal device
- steel tube
- tube surface
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Abstract
The utility model provides a kind of steel tube surface preservative coating removal device, belongs to steel pipe and remanufactures device field.The present apparatus includes pedestal, at least one roller station, scraper and engine.Roller station, engine and scraper are erected on pedestal, roller station is connect with driving engine, and roller station includes two carrying rollers being oppositely arranged, and steel pipe is placed between two carrying rollers, two carrying rollers not only will drive steel pipe around central shaft rotation, but also will drive steel pipe and move along central shaft direction.Scraper is arranged in the movement routine of steel pipe, and blade is close to the outer surface of steel pipe, and when steel pipe movement, scraper can get off the preservative coating stripping of steel tube surface, remanufactures and prepares for subsequent steel pipe.The method energy conservation and environmental protection, easy to operate for the mechanical removal preservative coating that the utility model uses.
Description
Technical field
The utility model belongs to steel pipe and remanufactures field, in particular to a kind of steel tube surface preservative coating removal
Device.
Background technique
Currently, corrosion-inhibiting coating would generally be arranged in the outer surface of steel pipe, and its purpose is to keep managing in petroleum pipeline industry
Corrosion resistance, water resistant permeability to gas and the mechanical property in road avoid pipeline gas from leaking to guarantee the service life of pipeline
Dangerous situation occurs.
Anticorrosive paint is generally divided into conventional anticorrosive paint and anticorrosive paint, is essential one kind in paint
Coating.Conventional anticorrosive paint be under general condition, play the role of to metal etc. it is etch-proof, protect non-ferrous metal use the longevity
Life；For anticorrosive paint refers to relatively conventional anticorrosive paint, can be applied in relatively harsh environment, and have can reach ratio
A kind of anticorrosive paint of conventional anticorrosive paint longer protection period.
It is remanufactured, before steel pipe scraps smelting furnace carrying out recycling to steel pipe, needs to be attached to the remaining anti-corrosion of steel pipe table
Coating is got rid of, and conventional method is to heat steel pipe by open fire, melts the anticorrosive paint of outer surface of steel tube.But pass through baked wheaten cake
Method can generate a large amount of dense smoke and pernicious gas, pollute environment.And heating steel pipe needs, energy consumption is high, the operation cycle
It is long, it is a kind of processing method that energy utilization rate is very low.
Utility model content
One of the purpose of this utility model is to provide a kind of steel tube surface preservative coating removal device solve tradition
High heat burnout preservative coating bring problem of environmental pollution.
At least one of in order to solve the above-mentioned technical problem, the utility model provides following technical scheme:
A kind of steel tube surface preservative coating removal device, comprising: pedestal, at least one roller station, scraper and engine.
Roller station, engine and scraper are erected on pedestal, and roller station is connect with driving engine, and roller station includes phase
To two carrying rollers of setting, two carrying rollers are configured to hold up steel pipe towards the direction far from pedestal and steel pipe can be made to rotate.
The minimum spacing between two carrying rollers in roller station is less than the diameter of steel pipe, at least one carrying roller in roller station
Angle between rotational axis line and the rotational axis line of steel pipe is acute angle or obtuse angle, and two carrying rollers are configured to both will drive steel pipe
Around central shaft rotation, and it will drive steel pipe and moved along central shaft direction.
Scraper is arranged in the movement routine of steel pipe, and scraper is used to support the outer surface of steel pipe to remove outer surface of steel tube
Preservative coating.
Further, in the preferred embodiment of the utility model, two carrying rollers in roller station about steel pipe symmetrically
Arrangement, the angle of the rotational axis line of the rotational axis line and steel pipe of each carrying roller is acute angle or obtuse angle.
Further, in the preferred embodiment of the utility model, steel tube surface preservative coating removal device setting
There are two roller station, each roller station is intervally arranged along the length direction of steel pipe, both ends of two roller stations respectively close to steel pipe.
Further, in the preferred embodiment of the utility model, the outer surface of each carrying roller is surrounded with by elasticity
Washer made of material.
Further, in the preferred embodiment of the utility model, scraper includes cutter head and knife rest, and cutter head removably connects
It connects on knife rest, knife rest is set on the base.
Further, in the preferred embodiment of the utility model, cutter head is used to support the outer surface of steel pipe to remove steel
The cutting edge of the preservative coating of tube outer surface, cutter head is flat sword, and flat sword can be close to the outer surface of steel pipe.
Further, in the preferred embodiment of the utility model, roller station includes that an active carrying roller and one are driven
Carrying roller, active carrying roller are connect with driving engine, and driven carrying roller is independently arranged at the opposite side of active carrying roller, the active of each roller station
Carrying roller is arranged at the same side of steel pipe, and engine is arranged between two active carrying rollers, and engine simultaneously with two masters
Dynamic carrying roller transmission connection.
Further, in the preferred embodiment of the utility model, steel tube surface preservative coating removal device further includes
Hold-down devices, hold-down devices include baffle and driver, and baffle plate setting is in the direction that radially extends of steel pipe, and one end of baffle connects
It connects on a drive, baffle is used to limit the play in steel pipe radially direction, and actuator frame is located on pedestal, and driver is used for
Baffle is driven to move up and down along the direction perpendicular to pedestal.
Further, in the preferred embodiment of the utility model, driver is piston cylinder, and piston cylinder includes cylinder body and work
Stopper rod, cylinder body are fixedly connected on pedestal, and piston rod is arranged in cylinder body, and piston rod can do stretching motion, piston rod along cylinder body
The one end for stretching out cylinder body is connect with baffle.
Further, in the preferred embodiment of the utility model, steel tube surface preservative coating removal device further includes
Charging conduit, charging conduit are provided on pedestal, and charging conduit extends along the length direction of steel pipe, and charging conduit is shelled from steel pipe for collecting
From preservative waste material.
The beneficial effects of the utility model include: steel tube surface preservative coating removal device packet provided by the utility model
Roller station, scraper and engine are included, roller station is connect with driving engine.Roller station includes two carrying rollers being oppositely arranged,
Steel pipe is placed between two carrying rollers of roller station again, and engine driving roller station rotation, roller station then drives steel pipe around its center
Axis rotation, and steel pipe is driven to move along central shaft direction.Scraper is then fixed in the movement routine of steel pipe and firmly supports
The outer surface that hold steel pipe, in steel pipe movement, scraper by outer surface of steel tube preservative coating stripping can get off.Machinery stripping
Much smaller compared to the method pollution on the environment of traditional scorification preservative from the method for preservative, energy utilization rate is more
It is high.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the schematic diagram for the steel tube surface preservative coating removal device that the utility model embodiment provides；
Fig. 2 is showing of connecting with driving engine of steel tube surface preservative coating removal device middle idler roller group shown in FIG. 1
It is intended to；
Fig. 3 is schematic diagram of the steel tube surface preservative coating removal device shown in FIG. 1 under the first visual angle；
Fig. 4 is schematic diagram of the steel tube surface preservative coating removal device shown in FIG. 1 under the second visual angle；
Fig. 5 is the schematic diagram of scraper in steel tube surface preservative coating removal device shown in FIG. 1；
Fig. 6 is second of embodiment of the steel tube surface preservative coating removal device that the utility model embodiment provides
Schematic diagram.
Icon: 100- steel tube surface preservative coating removal device；110- steel pipe；120- active carrying roller；The driven support of 130-
Roller；140- scraper；141- cutter head；142- knife rest；150- hold-down devices；151- baffle；152- piston cylinder；160- engine；
162- first bevel gear；163- second bevel gear；200- scroll chuck；300- sliding rail；400- mobile platform；410 idler wheels.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "inner", "outside", "top", "bottom" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can be expressed
Or implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or
Two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, the arts such as term " installation ", " connection ", " fixation "
Language shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
Embodiment one
Referring to Fig.1 shown in, steel tube surface preservative coating removal device 100 provided by the utility model, include pedestal,
Two roller stations, scraper 140 and engine 160.Roller station, engine 160 and scraper 140 are erected on pedestal, roller station
It is sequentially connected with engine 160.Each roller station includes two carrying rollers being oppositely arranged, and two carrying rollers are by steel pipe 110 towards the bottom of far from
The direction of seat is held up.Steel pipe 110 can be under the drive of roller station around central shaft rotation, and moves along central shaft direction.It scrapes
Knife 140 is erected on pedestal, and the cutter head 141 of scraper 140 firmly supports the outer surface of steel pipe 110.When steel pipe 110 moves
When, scraper 140 can get off the preservative coating stripping for being attached to 110 surface of steel pipe.
In order to enable steel pipe 110 to move while rotation along central shaft direction, the steel tube surface preservative coating
Removal device 100 has carried out special setting to its roller station, at least one carrying roller in roller station provided by the utility model
Rotational axis line and steel pipe 110 rotational axis line between angle be acute angle or obtuse angle, it is such to be arranged so that the support
For roller when driving steel pipe 110 to rotate, the frictional force acted on steel pipe 110 can be broken down into rubbing along 110 radial direction of steel pipe
Wipe component and the frictional component axial along steel pipe 110.It realizes and is able to drive steel pipe while driving 110 rotation of steel pipe
110 move along center axis thereof direction.
Further, in the alternative embodiment of the utility model, two carrying rollers of roller station above-mentioned are about steel pipe 110
It is arranged symmetrically, the rotational axis line of each carrying roller is acute angle or obtuse angle with the angle of the rotational axis line of steel pipe 110.
Further, two roller stations above-mentioned are arranged along the length direction of steel pipe 110, and respectively close to steel pipe 110
Both ends, when guaranteeing that steel pipe 110 is moved along roller station, roller station can provide stable support force for steel pipe 110.
Further, it is surrounded with the washer made of elastic material in the outer surface of each carrying roller, is transported in carrying roller
When steel pipe 110, washer is capable of increasing the contact area between steel pipe 110 and carrying roller, to improve rubbing between carrying roller and steel pipe 110
The case where wiping power, steel pipe 110 avoided to have skidded when moving along center axis thereof.
Referring to shown in Fig. 2, roller station above-mentioned includes an active carrying roller 120 and a driven carrying roller 130, wherein main
Dynamic carrying roller 120 is sequentially connected with engine 160, and driven carrying roller 130 is then independently positioned at the opposite side of active carrying roller 120.Actively
Carrying roller 120 is connect by universal shaft coupling device with the spindle drive of engine 160.It is provided at the driving end of 160 main shaft of engine
First bevel gear 162, what is connect with first bevel gear 162 is the second bevel gear 163 for driving universal shaft coupling device rotation.Engine
160 send power to active carrying roller 120 by above-mentioned bevel gear and universal shaft coupling device and active carrying roller 120 are driven to rotate.It is main
Dynamic carrying roller 120 is further driven to 110 rotation of steel pipe and steel pipe 110 is driven to move along center axis thereof.At this point, setting is held in the palm in active
The driven carrying roller 130 of 120 opposite side of roller also can the rotation under the drive of steel pipe 110.Driven 130 one side of carrying roller being capable of supporting steel pipe
On the other hand 110 rotation can be effectively reduced steel pipe 110 and rotate required detent torque, avoid the need for due to steel pipe 110
Initial moment it is excessive caused by the situation that can not start of machine occur.
Further, steel tube surface preservative coating removal device 100 provided by the utility model, two active carrying roller
120 share an engine 160, improve the utilization rate of the energy, avoid the waste of the energy.
Referring to shown in Fig. 3 and Fig. 4, the side of steel pipe 110 is provided with hold-down devices 150, which includes gear
Plate 151 and piston cylinder 152, what baffle was located at steel pipe 110 radially extends direction.Baffle 151 is connected to live close to one end of pedestal
Plug cylinder 152.Piston cylinder 152 includes cylinder body and piston rod, and cylinder body is fixedly connected on pedestal, and piston rod is arranged in cylinder body, living
Stopper rod can do stretching motion along cylinder body, and one end that piston rod stretches out cylinder body is connect with baffle 151.
When roller station transports steel pipe 110, due to the operational shock of active carrying roller 120, the uneven surface of active carrying roller 120
The reasons such as whole will lead to steel pipe 110 and generate play in the radial direction thereof, may result in steel pipe when play reaches a certain level
110 are detached from from roller station.Therefore, steel tube surface preservative coating removal device provided by the utility model 100 is in steel pipe 110
Radially extend direction provided with baffle 151, worker can by regulating piston cylinder 152 come regulating fender 151 and steel pipe 110 it
Between distance so that steel pipe 110 is when occurring radial-play, baffle 151 can support steel pipe 110, prevent it from roller station
In fall down.
Referring to Figure 5, the scraper 140 in the present embodiment includes 142 two parts of cutter head 141 and knife rest, cutter head 141
It is detachably connected on knife rest 142, knife rest 142 is then erected on pedestal.Cutter head 141 is supported in the outer surface of steel pipe 110, when
When steel pipe 110 rotates, the cutting edge on cutter head 141 can get off the preservative coating stripping on 110 surface of steel pipe.Further,
Cutting edge on cutter head 141 is flat sword, which is close to the outer surface of steel pipe 110.It can be guaranteed on steel pipe 110 using flat sword
Preservative can be fully stripped.
Further, charging conduit is offered on pedestal above-mentioned, which extends along the length direction of steel pipe 110,
The charging conduit is for collecting the preservative waste material removed from steel pipe 110.After garbage collection is full, the cleanup crew of profession is had
Preservative waste material is subjected to intensively recycling and reusing, avoids waste entrainment environment.
Steel tube surface preservative coating removal device 100 provided by the utility model includes roller station, scraper 140 and hair
Motivation 160, roller station and engine 160 are sequentially connected.Roller station includes two carrying rollers being oppositely arranged, and steel pipe 110 is placed again
Between two carrying rollers of roller station.Engine 160 drive roller station rotation, roller station then drive steel pipe 110 around central shaft from
Turn, and steel pipe 110 is driven to move along central shaft direction.Scraper 140 is then fixed in the movement routine of steel pipe 110 and firmly
Ground supports the outer surface of steel pipe 110, and when steel pipe 110 moves, scraper 140 can be by the preservative coating of 110 outer surface of steel pipe
It strips down.The method of the removing preservative will not generate pernicious gas, dust compared to the method for traditional scorification preservative
With particle etc., pollution on the environment is very little, and this method belongs to mechanical stripping method, will not consume fuel, energy
Source utilization rate is higher.
Embodiment two
It is second of embodiment of steel tube surface preservative removal device provided by the utility model referring to shown in Fig. 6,
In the embodiment, the both ends of steel pipe 110 are respectively arranged with scroll chuck 200, and scroll chuck 200 and the first external engine pass
Dynamic connection.The cutter head 141 of scraper 140 is close to the outer surface of steel pipe 110, which is removably plugged on knife rest 142,
Knife rest 142 is then erected on mobile platform 400, and scraper 140 can be moved with mobile platform 400.In mobile platform 400
The both ends of length direction are equipped with sliding rail 300 respectively, and idler wheel 410 is respectively and fixedly provided on four angles of mobile platform 400, mobile flat
Platform 400 can be moved by idler wheel 410 along the track of sliding rail 300 above-mentioned.
Further, mobile platform 400 is connect with the second external driving engine, and mobile platform 400 can be in the second hair
The driving lower edge of motivation sliding rail 300 above-mentioned moves.
In the present embodiment, scroll chuck 200 drives steel pipe 110 to do rotation movement, and mobile platform 400 then drives scraper 140
Length direction along steel pipe 110 moves linearly.In steel tube surface preservative removal device work, the first engine and the
Engine with two operates simultaneously, and while steel pipe 110 is done rotation movement, the cutter head 141 of scraper 140 can be close to the appearance of steel pipe 110
Face, and moved along the length direction of steel pipe 110, it can be by the anti-corrosion of 110 outer surface of steel pipe by the aggregate motion of above-mentioned machinery
Agent coating stripping gets off.Likewise, the method in embodiment 2 will not generate nocuousness compared to the method for traditional scorification preservative
Gas, dust and particle etc. are a kind of environmentally friendly methods.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of steel tube surface preservative coating removal device characterized by comprising pedestal, at least one roller station, scraper
And engine；
The roller station, the engine and the scraper are set up on the base, the roller station and the engine
Transmission connection, the roller station include two carrying rollers being oppositely arranged, and two carrying rollers are configured to steel pipe towards far from institute
The direction for stating pedestal holds up and the steel pipe can be made to rotate；
The minimum spacing between two carrying rollers in the roller station is less than the diameter of the steel pipe, in the roller station at least
Having the angle between the rotational axis line of the carrying roller and the rotational axis line of the steel pipe is acute angle or obtuse angle, described in two
Carrying roller is configured to not only will drive the steel pipe around central shaft rotation, but also will drive the steel pipe and move along central shaft direction
It is dynamic；
The scraper is arranged in the movement routine of the steel pipe, and the scraper is used to support the outer surface of the steel pipe to remove
The preservative coating of outer surface of steel tube.
2. steel tube surface preservative coating removal device according to claim 1, which is characterized in that in the roller station
Two carrying rollers are arranged symmetrically about the steel pipe, the rotational axis line of each carrying roller and the center of rotation of the steel pipe
The angle of line is acute angle or obtuse angle.
3. steel tube surface preservative coating removal device according to claim 2, which is characterized in that the steel tube surface
There are two the roller station, each roller stations to arrange along the length direction interval of the steel pipe for the setting of preservative coating removal device
Cloth, both ends of two roller stations respectively close to the steel pipe.
4. steel tube surface preservative coating removal device according to claim 1, which is characterized in that outside each carrying roller
Surface is surrounded with the washer made of elastic material.
5. steel tube surface preservative coating removal device according to claim 1, which is characterized in that the scraper includes knife
Head and knife rest, the cutter head are detachably connected on the knife rest, and the knife rest setting is on the base.
6. steel tube surface preservative coating removal device according to claim 5, which is characterized in that the cutter head is for supporting
The outer surface of the steel pipe is held to remove the preservative coating of outer surface of steel tube, the cutting edge of the cutter head is flat sword, described flat
Sword can be close to the outer surface of the steel pipe.
7. steel tube surface preservative coating removal device according to claim 1, which is characterized in that the roller station includes
One active carrying roller and a driven carrying roller, the active carrying roller are connect with the driving engine, and the driven carrying roller is independent
The opposite side of the active carrying roller is set, and the active carrying roller of each roller station is arranged at the same side of the steel pipe, described
Engine is arranged between two active carrying rollers, and the engine is sequentially connected with two active carrying rollers simultaneously.
8. steel tube surface preservative coating removal device according to claim 1, which is characterized in that the steel tube surface is anti-
Rotten agent coating removal device further includes hold-down devices, and the hold-down devices include baffle and driver, and the baffle plate setting is in institute
The direction that radially extends of steel pipe is stated, and one end of the baffle is connected on the driver, the baffle is described for limiting
The play in steel pipe radially direction, the actuator frame are set on the base, and the driver is for driving the baffle
It is moved up and down along the direction perpendicular to the pedestal.
9. steel tube surface preservative coating removal device according to claim 8, which is characterized in that the driver is to live
Plug cylinder, the piston cylinder include cylinder body and piston rod, and the cylinder body is fixedly connected on the base, and the piston rod setting exists
In the cylinder body, the piston rod can do stretching motion along the cylinder body, and the piston rod stretches out one end and the institute of the cylinder body
State baffle connection.
10. steel tube surface preservative coating removal device according to claim 1, which is characterized in that the steel tube surface
Preservative coating removal device further includes charging conduit, and the charging conduit opens up on the base, and the charging conduit is along the steel
The length direction of pipe extends, and the charging conduit is for collecting the preservative waste material removed from the steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821685978.6U CN208977546U (en) | 2018-10-17 | 2018-10-17 | Steel tube surface preservative coating removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821685978.6U CN208977546U (en) | 2018-10-17 | 2018-10-17 | Steel tube surface preservative coating removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208977546U true CN208977546U (en) | 2019-06-14 |
Family
ID=66788039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821685978.6U Expired - Fee Related CN208977546U (en) | 2018-10-17 | 2018-10-17 | Steel tube surface preservative coating removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208977546U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014190A (en) * | 2019-12-10 | 2020-04-17 | 管罗生 | Abandonment welding electrode coating remove device |
| CN111330782A (en) * | 2020-03-31 | 2020-06-26 | 航天材料及工艺研究所 | Gluing system and gluing method suitable for surface of large-size thin-wall workpiece |
| CN117140312A (en) * | 2023-11-01 | 2023-12-01 | 山西振兴锻造股份有限公司 | Automatic removing device and process for oxide skin on surface of high-strength forging |
-
2018
- 2018-10-17 CN CN201821685978.6U patent/CN208977546U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014190A (en) * | 2019-12-10 | 2020-04-17 | 管罗生 | Abandonment welding electrode coating remove device |
| CN111014190B (en) * | 2019-12-10 | 2022-09-02 | 管罗生 | Abandonment welding electrode coating remove device |
| CN111330782A (en) * | 2020-03-31 | 2020-06-26 | 航天材料及工艺研究所 | Gluing system and gluing method suitable for surface of large-size thin-wall workpiece |
| CN111330782B (en) * | 2020-03-31 | 2021-04-13 | 航天材料及工艺研究所 | Gluing system and gluing method suitable for surface of large-size thin-wall workpiece |
| CN117140312A (en) * | 2023-11-01 | 2023-12-01 | 山西振兴锻造股份有限公司 | Automatic removing device and process for oxide skin on surface of high-strength forging |
| CN117140312B (en) * | 2023-11-01 | 2024-01-05 | 山西振兴锻造股份有限公司 | Automatic removing device and process for oxide skin on surface of high-strength forging |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20201017 |
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| CF01 | Termination of patent right due to non-payment of annual fee |