CN107326378A - A kind of fork lifting-type railroad sleeper attaching nut derusting retracting device - Google Patents

A kind of fork lifting-type railroad sleeper attaching nut derusting retracting device Download PDF

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Publication number
CN107326378A
CN107326378A CN201710794115.6A CN201710794115A CN107326378A CN 107326378 A CN107326378 A CN 107326378A CN 201710794115 A CN201710794115 A CN 201710794115A CN 107326378 A CN107326378 A CN 107326378A
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CN
China
Prior art keywords
rust removing
rid
treatment groove
removing solution
attaching nut
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Granted
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CN201710794115.6A
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Chinese (zh)
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CN107326378B (en
Inventor
汤明明
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Changshu Zhizhuang Laser Equipment Research Institute Co ltd
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Individual
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    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00Apparatus for cleaning or pickling metallic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/02Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

A kind of fork lifting-type railroad sleeper attaching nut derusting retracting device, including bottom connecting plate, elevating mechanism, vertical exciting agency, primary treatment groove, after-treatment groove, rust removing solution gets rid of cleaning device and accepts transition mechanism, accelerate to be attached to coming off for the upper iron rust of railroad sleeper attaching nut by the way of hydraulic exciting, the stroke of vibration-exciting hydraulic cylinder is effectively reduced using scissors fork elevating mechanism, the effect of railroad sleeper attaching nut recycling is ensure that in combination with classification treatment process, centralized recovery and the recycling of high-volume corrosion railroad sleeper attaching nut can be achieved, with recycling efficiency high, the advantage economized on resources.Its general structure is simple and reliable, with low cost, strong adaptability, using effect are good, with wide applicability.

Description

A kind of fork lifting-type railroad sleeper attaching nut derusting retracting device
Technical field
The invention belongs to railway art, and in particular to a kind of fork lifting-type railroad sleeper attaching nut derusting is reclaimed Device.
Background technology
Because railroad sleeper is chronically exposed to field, although scribble anti-corrosive grease on sleeper attaching nut, but by wind and rain, people Body excreta etc. corrodes, and corrosion still easily occurs for sleeper attaching nut.Nut after corrosion as changed not in time, often Rail buckle press can be caused to reduce or fail, the safe operation to railway brings dangerous hidden danger.Currently, railway switch tracks with it is daily During maintenance activity, when running into the sleeper attaching nut of corrosion, because descaling process is bothered often directly by the rail of corrosion Rest the head on attaching nut to abandon, changed using new nut.However, the sleeper attaching nut of these corrosions carries out appropriate derusting Processing can be recycled, and directly be abandoned a large amount of wastes for causing resource, and current still lack can be effectively to iron Rail pillow attaching nut's derusting retracting device.Therefore, a kind of recovery that can be derusted to railroad sleeper attaching nut progress is invented Device has important practical significance.
The content of the invention
The purpose of the present invention is to overcome the shortcomings of prior art there is provided a kind of simple in construction, with low cost, using effect is good Fork lifting-type railroad sleeper attaching nut derusting retracting device.
To achieve the above object, the fork lifting-type railroad sleeper attaching nut derusting retracting device that the present invention is provided includes Bottom connecting plate, elevating mechanism, vertical exciting agency, primary treatment groove, after-treatment groove, rust removing solution get rid of cleaning device and accepted Cross mechanism.Described bottom connecting plate is rectangular steel plates, positioned at whole recycling and processing device bottom.
Described elevating mechanism includes top frame, roller track and scissor lifting device.Described top frame is square Shape structure;Described roller track is arranged symmetrically on the inside of top frame;Described scissor lifting device is symmetricly set on top Framework both sides, scissor lifting device upper end is connected with top frame bottom surface, and scissor lifting device lower end is connected with bottom connecting plate.
Described vertical exciting agency includes suspended cross-beam, vibration-exciting hydraulic cylinder, fixed mount, work box ring, work case lid Plate and work box bottom plate.Described suspended cross-beam is provided at both ends with roller, and roller is arranged in elevating mechanism in top frame In parallel rolls track;Described vibration-exciting hydraulic cylinder cylinder barrel afterbody is fixed with suspended cross-beam lower surface;Described fixed mount upper table Face is fixed with vibration-exciting hydraulic cylinder cylinder rod front end;Described work box ring by four pieces provided with reticulated cell rectangular steel plates welding and Into guide pad, the front and rear rectangular steel plates of work box ring are respectively arranged with before and after work box ring at rectangular steel plates lower edges Fixed respectively with fixed mount both sides;Described work cover plate pass through work box ring before and after rectangular steel plates top edge set lead To block, reticulated cell is provided with work cover plate;Rectangular steel plates are following before and after described work box bottom plate passes through work box ring Reticulated cell is provided with the guide pad that edge is set, work box bottom plate.
Described primary treatment groove is the box structure of open-top, and primary treatment groove is primary built with acid pickling and rust removing liquid It is respectively equipped with the middle part for the treatment of trough side top and bottom on via hole, bottom via hole and is connected with rust removing solution hard tube, primary treatment Trench bottom is fixed on bottom connecting plate by column.
Described after-treatment groove is the box structure of open-top, and after-treatment groove is secondary built with acid pickling and rust removing liquid Via hole, the bottom via hole of after-treatment groove and the side of primary treatment groove are respectively equipped with the middle part for the treatment of trough side top and bottom Face via hole is connected by rust removing solution hard tube, and after-treatment trench bottom is fixed on bottom connecting plate by column.
Described rust removing solution, which gets rid of cleaning device, to be included getting rid of net bearing, getting rid of net riser, rotary drive assembly, get rid of nightstool and rust removing solution Flexible pipe.The described net bearing that gets rid of is fixed on bottom connecting plate, and the top both sides for getting rid of net bearing are symmetrically arranged with and get rid of net riser, is revolved Turn drive component and be fixed on to get rid of above net riser;Described both sides above nightstool of getting rid of are arranged with connecting shaft, get rid of nightstool both sides company Spindle is connected with getting rid of net riser and can rotated around net riser is got rid of, and gets rid of connecting shaft on the left of nightstool and is mutually fixed with rotary drive assembly, is got rid of Rust removing solution flexible pipe is provided with below nightstool.
Accept transition mechanism bottom to be tilted over cab apron and be connected by column with bottom in described undertaking transition mechanism upper end Plate is fixed.
Further, the size of the reticulated cell set on described work box ring, work cover plate and work box bottom plate It should be less than the size of railroad sleeper attaching nut.
Further, divide on described primary treatment trench bottom rust removing solution hard tube and after-treatment trench bottom rust removing solution hard tube Switching ball is not provided with it.
Further, the locus of described after-treatment trench bottom via hole is located at primary treatment groove side via hole Top.
Further, described rust removing solution gets rid of rust removing solution flexible pipe in cleaning device and is connected with after-treatment groove side via hole, The length of rust removing solution flexible pipe is more than the ultimate range got rid of in nightstool rotary course between the tie point of rust removing solution flexible pipe two ends.
Further, described rust removing solution gets rid of the locus of rust removing solution hose connecting points in cleaning device positioned at after-treatment The top of groove side via hole.
Beneficial effect:Fork lifting-type railroad sleeper attaching nut derusting retracting device proposed by the present invention can enter simultaneously The centralized recovery cleaning of row high-volume corrosion railroad sleeper attaching nut, organic efficiency is high;Can by the way of hydraulic exciting Contribute to coming off for nut surface iron rust, improve recycling efficiency;The mode of classification processing is employed, in primary treatment groove It is interior tentatively to be cleaned, cleaned again in after-treatment groove, residual acid pickling and rust removing liquid is removed finally by cleaning device is got rid of, It ensure that the effect of railroad sleeper attaching nut recycling;Function is toppled over using rotary drive assembly realization drying nut, Avoid artificial cumbersome the drawing from nightstool is got rid of and take process;Employ fork lifting-type structure and effectively reduce vibration-exciting hydraulic cylinder Stroke;Sleeper attaching nut's surface acid-washing rust removing solution during getting rid of only can enter after-treatment groove by rust removing solution flexible pipe, Acid pickling and rust removing liquid in after-treatment groove can realize the multiple of acid pickling and rust removing liquid by opening ball valve into primary treatment groove Recycling, can reach the effect for saving acid pickling and rust removing liquid.The fork lifting-type railroad sleeper attaching nut that the present invention is provided Retracting device its simple and reliable for structure, with low cost, strong adaptability, the using effect of derusting are good, with wide applicability.
Brief description of the drawings
Fig. 1 is railroad sleeper attaching nut derusting retracting device schematic diagram.
Fig. 2 is elevating mechanism structural representation.
Fig. 3 is vertical exciting agency structural representation.
Fig. 4 is that rust removing solution gets rid of cleaning device structural representation.
In figure:1-bottom connecting plate, 2-elevating mechanism, 21-top frame, 22-roller track, 23-scissors fork elevating Device, 3-vertical exciting agency, 31-suspended cross-beam, 32-vibration-exciting hydraulic cylinder, 33-fixed mount, 34-work box ring, 35-work cover plate, 36-work box bottom plate, 4-primary treatment groove, 5-after-treatment groove, 6-rust removing solution gets rid of cleaning device, 61-get rid of net bearing, 62-get rid of net riser, 63-rotary drive assembly, 64-get rid of nightstool, 65-rust removing solution flexible pipe, 7-accept Transition mechanism.
Embodiment
The invention will be further described for embodiment in below in conjunction with the accompanying drawings:
As shown in Fig. 1 ~ 4, the fork lifting-type railroad sleeper attaching nut derusting retracting device that the present invention is provided connects including bottom Fishplate bar 1, elevating mechanism 2, vertical exciting agency 3, primary treatment groove 4, after-treatment groove 5, rust removing solution get rid of cleaning device 6 and accepted Cross mechanism 7.Described bottom connecting plate 1 is rectangular steel plates, positioned at whole recycling and processing device bottom.
Described elevating mechanism 2 includes top frame 21, roller track 22 and scissor lifting device 23.Described top frame Frame 21 is rectangular configuration;Described roller track 22 is arranged symmetrically in the inner side of top frame 21;Described scissor lifting device 23 The both sides of top frame 21 are symmetricly set on, the upper end of scissor lifting device 23 is connected with the bottom surface of top frame 21, scissor lifting device 23 lower ends are connected with bottom connecting plate 1.
Described vertical exciting agency 3 include suspended cross-beam 31, vibration-exciting hydraulic cylinder 32, fixed mount 33, work box ring 34, Work cover plate 35 and work box bottom plate 36.Described suspended cross-beam 31 is provided at both ends with roller, and roller is arranged on elevating mechanism 2 In parallel rolls track 22 in middle top frame 21;The described cylinder barrel afterbody of vibration-exciting hydraulic cylinder 32 and the lower surface of suspended cross-beam 31 It is fixed;The described upper surface of fixed mount 33 is fixed with the cylinder rod front end of vibration-exciting hydraulic cylinder 32;Described work box ring 34 is by four pieces Rectangular steel plates provided with reticulated cell are welded, and are respectively arranged with guiding before and after work box ring 34 at rectangular steel plates lower edges Block, the front and rear rectangular steel plates of work box ring 34 are fixed with the both sides of fixed mount 33 respectively;Described work cover plate 35 passes through work Make to be provided with reticulated cell on the guide pad that rectangular steel plates top edge is set before and after case ring 34, work cover plate 35;Described work Make to be provided with the guide pad that bottom plate 36 is set through rectangular steel plates lower edge before and after work box ring 34, work box bottom plate 36 Reticulated cell.
Described primary treatment groove 4 is the box structure of open-top, and primary treatment groove 4 is built with acid pickling and rust removing liquid, just It is respectively equipped with the middle part of the side top of level treatment trough 4 and bottom on via hole, bottom via hole and is connected with rust removing solution hard tube, at primary The reason bottom of groove 4 is fixed on bottom connecting plate 1 by column.
Described after-treatment groove 5 is the box structure of open-top, and after-treatment groove 5 is built with acid pickling and rust removing liquid, two Via hole, bottom via hole and the primary treatment groove of after-treatment groove 5 are respectively equipped with the middle part of the secondary side for the treatment of trough 5 top and bottom 4 side via hole is connected by rust removing solution hard tube, and the bottom of after-treatment groove 5 is fixed on bottom connecting plate 1 by column.
Described rust removing solution, which gets rid of cleaning device 6, to be included getting rid of net bearing 61, getting rid of net riser 62, rotary drive assembly 63, get rid of nightstool 64 and rust removing solution flexible pipe 65.The described net bearing 61 that gets rid of is fixed on bottom connecting plate 1, and the top both sides for getting rid of net bearing 61 are symmetrical It is provided with and gets rid of net riser 62, rotary drive assembly 63, which is fixed on, gets rid of the net top of riser 62;Described gets rid of the top both sides pair of nightstool 64 Claim to be provided with connecting shaft, get rid of the both sides connecting shaft of nightstool 64 and be connected with getting rid of net riser 62 and can be rotated around net riser 62 is got rid of, get rid of nightstool 64 Left side connecting shaft is mutually fixed with rotary drive assembly 63, is got rid of the lower section of nightstool 64 and is provided with rust removing solution flexible pipe 65.
Accept the bottom of transition mechanism 7 to be tilted over cab apron and connected by column and bottom in the described upper end of undertaking transition mechanism 7 Fishplate bar 1 is fixed.
Further, the reticulated cell set on described work box ring 34, work cover plate 35 and work box bottom plate 36 Size should be less than the size of railroad sleeper attaching nut.
Further, on the described bottom rust removing solution hard tube of primary treatment groove 4 and the bottom rust removing solution hard tube of after-treatment groove 5 It is respectively arranged with switching ball.
Further, the locus of the described bottom via hole of after-treatment groove 5 is turned on sideways positioned at primary treatment groove 4 The top in hole.
Further, described rust removing solution gets rid of rust removing solution flexible pipe 65 and the side via hole phase of after-treatment groove 5 in cleaning device 6 Even, the length of rust removing solution flexible pipe 65 be more than get rid of in the rotary course of nightstool 64 between the two ends tie point of rust removing solution flexible pipe 65 it is maximum away from From.
Further, described rust removing solution gets rid of the locus of the tie point of rust removing solution flexible pipe 65 in cleaning device 6 positioned at secondary The top of the side via hole for the treatment of trough 5.
Operation principle:First, cover plate 35 will be worked in vertical exciting agency 3 along rectangle steel before and after work box ring 34 Guide pad at plate lower edges is extracted out, the railroad sleeper attaching nut of high-volume corrosion is put into work box, then by work Make cover plate 35 again along guide pad to load, complete the process that railroad sleeper attaching nut loads work box.Railroad sleeper is connected Nut loads after work box, and by controlling the decline of elevating mechanism 2, work box is put into the acid pickling and rust removing in primary treatment groove 4 In liquid, and then the dither of vibration-exciting hydraulic cylinder 32 is controlled, realize the preliminary cleaning of railroad sleeper attaching nut.Complete railroad sleeper After the preliminary cleaning of attaching nut, by controlling elevating mechanism 2 to rise and moving horizontally operation, vertical exciting agency 3 is moved To the top of after-treatment groove 5, further control elevating mechanism 2 to decline, work box is put into the acid pickling and rust removing in after-treatment groove 5 In liquid, and then the dither of vibration-exciting hydraulic cylinder 32 is controlled, realize the cleaning again of railroad sleeper attaching nut.Secondary cleaning is completed Afterwards, by controlling elevating mechanism 2 to rise and move horizontally operation, vertical exciting agency 3 is moved to rust removing solution and got rid of on cleaning device 6 Side, work box bottom plate 36 in vertical exciting agency 3 is extracted out, is now cleaned the attaching nut finished and is fallen into and get rid of in nightstool 64, gets rid of Nightstool 64 further dries the acid pickling and rust removing liquid for remaining in attaching nut surface, and the rust removing solution thrown away gets rid of cleaning device along rust removing solution Rust removing solution flexible pipe 65 on 6 is flowed into after-treatment groove 5.Finally, complete to get rid of after net process, in the drive of rotary drive assembly 63 Under, get rid of nightstool 64 and rotate and topple over away the nut in bucket along undertaking transition mechanism 7, realized in the lower section for accepting transition mechanism 7 The recovery of railroad sleeper attaching nut after cleaning.
In whole device processing procedure, when needing to change acid pickling and rust removing liquid, it is first turned on the lower section of primary treatment groove 4 and removes The ball valve of rust liquid hard tube, it would be desirable to which the rust removing solution of replacing is released.After rust removing solution in primary treatment groove 4 is put only, close at primary The ball valve of the lower section rust removing solution hard tube of groove 4 is managed, the ball valve of the lower section rust removing solution hard tube of after-treatment groove 5 is opened, by after-treatment groove 5 Acid pickling and rust removing liquid be put into primary treatment groove 4.After rust removing solution in after-treatment groove 5 is put only, the lower section of after-treatment groove 5 is closed The ball valve of rust removing solution hard tube, new acid pickling and rust removing liquid is injected into after-treatment groove 5.
Described above is only the preferred embodiment of the present invention, it should be pointed out that:For the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (6)

  1. The retracting device 1. a kind of fork lifting-type railroad sleeper attaching nut derusts, it is characterised in that:Including bottom connecting plate (1), elevating mechanism(2), vertical exciting agency(3), primary treatment groove(4), after-treatment groove(5), rust removing solution get rid of cleaning device(6) With undertaking transition mechanism(7);Described bottom connecting plate(1)For rectangular steel plates, positioned at whole recycling and processing device bottom;
    Described elevating mechanism(2)Including top frame(21), roller track(22)And scissor lifting device(23), wherein top Framework(21)For rectangular configuration, roller track(22)It is arranged symmetrically in top frame(21)Inner side, scissor lifting device(23)It is right Title is arranged on top frame(21)Both sides, scissor lifting device(23)Upper end and top frame(21)Bottom surface is connected, scissors fork elevating Device(23)Lower end and bottom connecting plate(1)It is connected;
    Described vertical exciting agency(3)Including suspended cross-beam(31), vibration-exciting hydraulic cylinder(32), fixed mount(33), work box ring Circle(34), work cover plate(35)With work box bottom plate(36), wherein suspended cross-beam(31)Roller is provided at both ends with, roller is installed In elevating mechanism(2)Middle top frame(21)On parallel rolls track(22)It is interior, vibration-exciting hydraulic cylinder(32)Cylinder barrel afterbody is with hanging Hang crossbeam(31)Lower surface is fixed, fixed mount(33)Upper surface and vibration-exciting hydraulic cylinder(32)Cylinder rod front end is fixed, work box ring (34)It is welded by four pieces of rectangular steel plates provided with reticulated cell, work box ring(34)Front and rear rectangular steel plates lower edges punishment Guide pad, work box ring are not provided with(34)Front and rear rectangular steel plates respectively with fixed mount(33)Both sides are fixed, and work case lid Plate(35)Through work box ring(34)The guide pad that front and rear rectangular steel plates top edge is set, work cover plate(35)On be provided with Reticulated cell, work box bottom plate(36)Through work box ring(34)The guide pad that front and rear rectangular steel plates lower edge is set, work box Bottom plate(36)On be provided with reticulated cell;
    Described primary treatment groove(4)For the box structure of open-top, primary treatment groove(4)Built with acid pickling and rust removing liquid, just Level treatment trough(4)It is respectively equipped with the middle part of side top and bottom on via hole, bottom via hole and is connected with rust removing solution hard tube, it is primary Treatment trough(4)Bottom is fixed on bottom connecting plate by column(1)On;
    Described after-treatment groove(5)For the box structure of open-top, after-treatment groove(5)Built with acid pickling and rust removing liquid, two Secondary treatment trough(5)Via hole, after-treatment groove are respectively equipped with the middle part of side top and bottom(5)Bottom via hole with primary at Manage groove(4)Side via hole by rust removing solution hard tube be connected, after-treatment groove(5)Bottom is fixed on bottom by column and connected Plate(1)On;
    Described rust removing solution gets rid of cleaning device(6)Including getting rid of net bearing(61), get rid of net riser(62), rotary drive assembly(63), get rid of Nightstool(64)With rust removing solution flexible pipe(65), wherein getting rid of net bearing(61)It is fixed on bottom connecting plate(1)On, get rid of net bearing(61)'s Top both sides, which are symmetrically arranged with, gets rid of net riser(62), rotary drive assembly(63)It is fixed on and gets rid of net riser(62)Top, gets rid of nightstool (64)Top both sides are arranged with connecting shaft, get rid of nightstool(64)Both sides connecting shaft is with getting rid of net riser(62)It is connected and can be only erected around getting rid of Plate(62)Rotate, get rid of nightstool(64)Left side connecting shaft and rotary drive assembly(63)It is mutually fixed, get rid of nightstool(64)Lower section is provided with Rust removing solution flexible pipe(65);
    Described undertaking transition mechanism(7)Transition mechanism is accepted to be tilted over cab apron in upper end(7)Bottom is connected by column and bottom Fishplate bar(1)It is fixed.
  2. 2. a kind of fork lifting-type railroad sleeper attaching nut derusting retracting device according to claim 1, its feature exists In:Described work box ring(34), work cover plate(35)With work box bottom plate(36)The size of the reticulated cell of upper setting should Less than the size of railroad sleeper attaching nut.
  3. 3. a kind of fork lifting-type railroad sleeper attaching nut derusting retracting device according to claim 1, its feature exists In:Described primary treatment groove(4)Bottom rust removing solution hard tube and after-treatment groove(5)It is respectively arranged with the rust removing solution hard tube of bottom Switching ball.
  4. 4. a kind of fork lifting-type railroad sleeper attaching nut derusting retracting device according to claim 1, its feature exists In:Described after-treatment groove(5)The locus of bottom via hole is located at primary treatment groove(4)The top of side via hole.
  5. 5. a kind of fork lifting-type railroad sleeper attaching nut derusting retracting device according to claim 1, its feature exists In:Described rust removing solution gets rid of cleaning device(6)Middle rust removing solution flexible pipe(65)With after-treatment groove(5)Side via hole is connected, derusting Liquid flexible pipe(65)Length be more than get rid of nightstool(64)Rust removing solution flexible pipe in rotary course(65)Ultimate range between the tie point of two ends.
  6. 6. a kind of fork lifting-type railroad sleeper attaching nut derusting retracting device according to claim 1, its feature exists In:Described rust removing solution gets rid of cleaning device(6)Middle rust removing solution flexible pipe(65)The locus of tie point is located at after-treatment groove(5)Side The top of face via hole.
CN201710794115.6A 2017-09-06 2017-09-06 A kind of fork lifting-type railroad sleeper attaching nut derusting recyclable device Active CN107326378B (en)

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CN201710794115.6A CN107326378B (en) 2017-09-06 2017-09-06 A kind of fork lifting-type railroad sleeper attaching nut derusting recyclable device

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Application Number Priority Date Filing Date Title
CN201710794115.6A CN107326378B (en) 2017-09-06 2017-09-06 A kind of fork lifting-type railroad sleeper attaching nut derusting recyclable device

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CN107326378B CN107326378B (en) 2019-04-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110616601A (en) * 2019-10-31 2019-12-27 郑州铁路职业技术学院 Railway sleeper bolt rust cleaning protector
CN112941530A (en) * 2021-01-19 2021-06-11 李艳玲 Blank descaling device for gear forging
CN114193147A (en) * 2020-09-18 2022-03-18 成都秦川物联网科技股份有限公司 Positioning mechanism for assembling diaphragm capsule of Internet of things intelligent gas meter

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201224764Y (en) * 2008-06-27 2009-04-22 江苏博隆环保设备有限公司 Pickling device for metallic material
CN105088256A (en) * 2014-05-23 2015-11-25 天津琪泰隆标准件有限公司 Hardware rust removing device
CN206266715U (en) * 2016-12-22 2017-06-20 常州腾跃不锈钢管有限公司 Acid cleaning of steel tube derusting device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201224764Y (en) * 2008-06-27 2009-04-22 江苏博隆环保设备有限公司 Pickling device for metallic material
CN105088256A (en) * 2014-05-23 2015-11-25 天津琪泰隆标准件有限公司 Hardware rust removing device
CN206266715U (en) * 2016-12-22 2017-06-20 常州腾跃不锈钢管有限公司 Acid cleaning of steel tube derusting device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110616601A (en) * 2019-10-31 2019-12-27 郑州铁路职业技术学院 Railway sleeper bolt rust cleaning protector
CN110616601B (en) * 2019-10-31 2020-11-17 郑州铁路职业技术学院 Railway sleeper bolt rust cleaning protector
CN114193147A (en) * 2020-09-18 2022-03-18 成都秦川物联网科技股份有限公司 Positioning mechanism for assembling diaphragm capsule of Internet of things intelligent gas meter
CN114193147B (en) * 2020-09-18 2022-11-08 成都秦川物联网科技股份有限公司 Positioning mechanism for assembling film box of Internet of things intelligent gas meter
CN112941530A (en) * 2021-01-19 2021-06-11 李艳玲 Blank descaling device for gear forging
CN112941530B (en) * 2021-01-19 2022-09-06 山西联益锻造股份有限公司 Blank descaling device for gear forging

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