CN109954764A - A kind of anchor pole automatic marking device - Google Patents

A kind of anchor pole automatic marking device Download PDF

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Publication number
CN109954764A
CN109954764A CN201910359148.7A CN201910359148A CN109954764A CN 109954764 A CN109954764 A CN 109954764A CN 201910359148 A CN201910359148 A CN 201910359148A CN 109954764 A CN109954764 A CN 109954764A
Authority
CN
China
Prior art keywords
anchor pole
marking
clamping
upper stage
stage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910359148.7A
Other languages
Chinese (zh)
Inventor
李梦晗
都军民
刘萍
孟德明
崔建国
刘磊
王浩
王小荷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Hi Tech Co Ltd
Original Assignee
Zhengzhou Hi Tech Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhengzhou Hi Tech Co Ltd filed Critical Zhengzhou Hi Tech Co Ltd
Priority to CN201910359148.7A priority Critical patent/CN109954764A/en
Publication of CN109954764A publication Critical patent/CN109954764A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B21C51/005Marking devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003Positioning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/08Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/20Storage arrangements; Piling or unpiling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The present invention provides a kind of anchor pole automatic marking devices, including upper stage and lower stage, the feed mechanism that anchor pole is conveyed by feeding cylinder is equipped in upper stage side, it is equipped between upper stage and lower stage by the clamping marking mechanism of anchor pole marking, anchor pole after marking is transported by cutting agency to lower stage, the present invention can avoid a large amount of handling work of worker by upper stage, lower stage, feed mechanism and cutting agency, significantly reduce labor intensity;Idler wheel mechanism and clamping marking mechanism realize the auto-feed, positioning and clamping of anchor pole, avoid worker's manually clamping, improve work efficiency, and reduce personnel's investment of the process, are reduced to a people by two people, significantly reduce recruitment cost.

Description

A kind of anchor pole automatic marking device
Technical field
The present invention relates to anchor pole marking technical fields, and in particular to a kind of anchor pole automatic marking device.
Background technique
High strength bolt is the core component of prestressing force blower foundation, this basis be in traditional gravity type spread foundation, Prestressed high strength anchor rod component and concrete are poured into completion jointly.Bolt body is generally cylindrical to be machined with anchoring knot Structure (mostly anchoring screw thread) is handled through mechanical property meets the tensional element for applying force request, in building, mine, new energy neck Domain has a wide range of applications.In the automated production of anchor pole, many kinds of of anchor pole product, model are different, improve anchor pole production The retrospect system of product can effectively tracing product production status and flow direction, therefore usually require during bolt product to it Carry out marking label.In the prior art, marking unit can not achieve automatic job, usually by the manual feeding of worker and clamping, After the completion of marking, then by the manual discharging of worker, more time is wasted, production efficiency is seriously restrict.
Prior art device disadvantage: 1, marking unit is unable to automatic running.2, anchor pole, which is put into after idler wheel, also needs worker manual Positioning clamps.3, personnel waste, and need multi agent cooperation that could complete marking markers work.4, feeding blanking handling process is more, worker Large labor intensity.
Summary of the invention
The technical problem to be solved by the present invention is to existing anchor pole marking equipment cannot be automatically performed marking operation, on solving Problem is stated, the present invention provides a kind of anchor pole automatic marking device.
The object of the present invention is achieved in the following manner:
A kind of anchor pole automatic marking device, including upper stage and lower stage are equipped in upper stage side and are conveyed by feeding cylinder The feed mechanism of anchor pole, the anchor pole being equipped between upper stage and lower stage by the clamping marking mechanism of anchor pole marking, after marking are logical Cutting agency is crossed to transport to lower stage.
It is equipped at least two inclined upper slide bars above upper stage, is equipped at least two inclined downslides above lower stage The inclination angle of bar, the upper slide bar and drop shot and horizontal plane is between 2 ° -4 °.
Idler wheel mechanism is additionally provided between upper stage and lower stage, the idler wheel mechanism includes driving motor, transmission shaft and drive Idler wheel is moved, installation driving idler wheel on transmission shaft, driving motor drives driving idler wheel by transmission shaft, and described transmission shaft one end is hinged Upper stage, the hinged lower stage of the transmission shaft other end.
It is equipped with block in the middle part of the upper slide bar of upper stage, is equipped with feeding distribution mechanism in block side, the feeding distribution mechanism includes Material distributing rest, material splitting cylinder, cutting plate and fixed plate, the fixed plate and material splitting cylinder are all positioned on material distributing rest, the sub-material The hinged fixed plate in plate one end, the hinged material splitting cylinder of the cutting plate other end.
Feed mechanism includes storage rack, feeding cylinder and friction pulley, is equipped at least two storage racks, storage in upper stage side Expect that frame upper end is equipped with friction pulley, by frictional rotation axis connection between two adjacent friction pulleys, the frictional drive axis is logical Belt pulley connection rotary electric machine is crossed, feeding cylinder is equipped between two adjacent storage racks, the telescopic end of feeding cylinder is fixed Connect upper flitch.
It clamps marking mechanism to include marking bracket and clamp bracket, marking machine is equipped with above the marking bracket, in marking Machine side is equipped with postive stop baffle, is set above the clamping bracket there are two clamping plate, the clamping plate lower section connects rack gear, and rack gear passes through Gear connects clamping motor.
Postive stop baffle is electromagnet.
Cutting agency includes blanking cylinder and arc block, and the telescopic end of the blanking cylinder passes through the hinged arc block of pin shaft, And arc block can be rotated around pin shaft.
Compared with the existing technology, the present invention can avoid work by upper stage, lower stage, feed mechanism and cutting agency The a large amount of handling work of people, significantly reduces labor intensity;Idler wheel mechanism and clamp marking mechanism realize anchor pole it is automatic into It gives, position and clamping, avoid worker's manually clamping, improve work efficiency, reduce personnel's investment of the process, by two People is reduced to a people, significantly reduces recruitment cost.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of feed mechanism.
Structural schematic diagram when Fig. 3 is feed mechanism work.
Fig. 4 is the structural schematic diagram of feeding distribution mechanism.
Structural schematic diagram when Fig. 5 is feeding distribution mechanism work.
Fig. 6 is the structural schematic diagram of idler wheel mechanism.
Fig. 7 is the structural schematic diagram for clamping marking mechanism.
Fig. 8 is the structural schematic diagram of cutting agency.
Structural schematic diagram when Fig. 9 is cutting agency work.
Wherein, 1. feed mechanism, 101. storage racks, 102. friction pulleys, 103. rotary electric machines, 104. feeding cylinders, 105. Upper flitch, 106. frictional drive axis, 107. belt pulleys, 2. upper stages, 201. upper slide bars, 3. clamp marking mechanism, 301. markings Bracket, 302. marking machines, 303. postive stop baffles, 304. clamping brackets, 305. clamping motors, 306. clamping plates, 307. gears, 308. Rack gear, 4. lower stages, 401. drop shots, 5. cutting agencies, 501. blanking cylinders, 502. arc blocks, 503. pin shafts, 6. roller machines Structure, 601. driving motors, 602. transmission shafts, 603. driving 7. feeding distribution mechanisms of idler wheel, 701. blocks, 702. material distributing rests, 703 is fixed Plate, 704. material splitting cylinders, 705. cutting plates .8. anchor pole.
Specific embodiment
As shown in attached drawing 1 to 9, a kind of anchor pole automatic marking device, including upper stage 2 and lower stage 4, in upper stage 2 one Side is equipped with the feed mechanism 1 that anchor pole 8 is conveyed by feeding cylinder 104, is equipped between upper stage 2 and lower stage 4 by 8 marking of anchor pole Clamping marking mechanism 3, the anchor pole 8 after marking transported by cutting agency 5 to lower stage 4.
At least two inclined upper slide bars 201 are equipped with above upper stage 2, it is inclined to be equipped at least two above lower stage 4 The inclination angle of drop shot 401, the upper slide bar 201 and drop shot 401 and horizontal plane is between 2 ° -4 °, and upper slide bar 201 is under Slide bar 401 has inclination angle, and anchor pole 8 may be implemented and slid using automatic gravity along upper slide bar 201 and drop shot 401.
Idler wheel mechanism 6 is additionally provided between upper stage 2 and lower stage 4, the idler wheel mechanism 6 includes driving motor 601, transmission Axis 602 and driving idler wheel 603, installation driving idler wheel 603, driving motor 601 are driven by transmission shaft 602 and are driven on transmission shaft 602 Dynamic idler wheel 603, described 602 one end of transmission shaft connect upper stage 2 through bearing, and 602 other end of transmission shaft connects lower stage through bearing 4, driving motor 601 drives driving idler wheel 603, and then realizes axial movement of the anchor pole 8 in driving idler wheel 603.
In the middle part of the upper slide bar 201 of upper stage 2 be equipped with block 701,701 side of block be equipped with feeding distribution mechanism 7, described point Expect that mechanism 7 includes material distributing rest 702, material splitting cylinder 704, cutting plate 705 and fixed plate 703, the fixed plate 703 and material splitting cylinder 704 are all positioned on material distributing rest 702, the hinged fixed plate 703 in 705 one end of cutting plate, the hinged sub-material of 705 other end of cutting plate The block 701 of cylinder 704,201 middle part of upper slide bar is used for the limit and storage of anchor pole 8, and block 701 is in the position of upper slide bar 201 Adjustable, for meeting the single with sub-material of different-diameter anchor pole 8, material splitting cylinder 704 drives cutting plate 705 around fixed plate 703 Rotation, cutting plate 705 hold up an anchor pole 8 and cross block 701, and anchor pole 8 is tumbled along upper slide bar 201 into idler wheel mechanism 6, then 704 telescopic end of material splitting cylinder is shunk, and cutting plate 705 resets, and completes a sub-material operation.
Feed mechanism 1 includes storage rack 101, feeding cylinder 104 and friction pulley 102, is equipped at least two in 2 side of upper stage A storage rack 101,101 upper end of storage rack are equipped with friction pulley 102, pass through frictional rotation between two adjacent friction pulleys 102 Axis connection, the frictional drive axis 106 by belt pulley 107 connect rotary electric machine 103, two adjacent storage racks 101 it Between be equipped with feeding cylinder 104, it is U-type groove above storage rack 101 that the telescopic end of feeding cylinder 104, which is fixedly connected with upper flitch 105, For accepting the bundled anchor pole 8 of purlin vehicle allocation and transportation, rotary electric machine 103 is fixed on storage rack 101, and friction pulley 102 is in storage rack 101 Upper end and multiple friction pulleys 102 are coaxially connected, anchor pole 8 cross the upper slide bar 201 that friction pulley 102 enters upper stage 2, and anchor pole 8 exists Storing is carried out at block 701.
It clamps marking mechanism 3 to include marking bracket 301 and clamp bracket 304, is equipped with marking above the marking bracket 301 Machine 302 is equipped with postive stop baffle 303 in 302 side of marking machine, set above the clampings bracket 304 there are two clamping plate 306, it is described Rack gear 308 is connected below clamping plate 306, rack gear 308 connects clamping motor 305 by gear 307, and postive stop baffle 303 is electromagnet, Postive stop baffle 303 limits anchor pole 8, and clamping motor 305 is engaged with moving gear 307, gear 307 with rack gear 308, clamping plate 306 connect with rack gear 308, and two clamping plates 306 is made to do relative motion, and carry out centering clamp operation to anchor pole 8.
Cutting agency 5 includes blanking cylinder 501 and arc block 502, and the telescopic end of the blanking cylinder 501 passes through pin shaft 503 hinged arc blocks 502, and arc block 502 can be rotated around pin shaft 503, arc block 502 holds up anchor pole 8, blanking cylinder 501 Arc block 502 is driven to rise, after 502 side of arc block is contacted with drop shot 401, arc block 502 starts to rotate around pin shaft 503, By the dynamic transport of anchor pole 8 of support to drop shot 401, anchor pole 8 tumbles automatically because of self gravity completion.
The course of work of the invention is as follows:
Feed mechanism 1 accepts the more anchor poles 8 hung in by purlin vehicle, and feeding cylinder 104 drives upper flitch 105 to rise 8 liters of anchor pole It rises, then rotary electric machine 103 drives friction pulley 102 to rotate, and anchor pole 8 is promoted to when contacting with friction pulley 102, is tumbled by frictional force To the upper slide bar 201 of upper stage 2, upper slide bar 201 be tilting bar, anchor pole 8 due to itself gravity along upper slide bar 201 roll, Until stopping at block 701, material splitting cylinder 704 drives cutting plate 705 to be lifted, and single anchor rod 8 is lifted and crosses block 701, Anchor pole 8 is tumbled along upper slide bar 201 to idler wheel mechanism 6, i.e. anchor pole 8 is fallen into driving idler wheel 603, and material splitting cylinder 704 starts to reset, Driving motor 601 rotates forward, and driving idler wheel 603 is driven to rotate, and driving idler wheel 603 drives anchor pole 8 mobile to 302 direction of marking machine, And limited block 701 must be electric, driving idler wheel 603 stalls after operating anchor pole 8 to specific position, and limited block 701 is electromagnet, Anchor pole 8 is sucked in the electromagnet of energization, at this point, clamping motor 305 drives clamping plate 306 to do centering clamping movement by rack gear 308, presss from both sides Electromagnet powers off after plate 306 clamps anchor pole 8, and marking machine 302 starts to mark 8 marking of anchor pole, and marking completes 306 pine of rear plate It opens, driving motor 601 inverts, and driving idler wheel 603 stops after rotating anchor pole 8 to specific position, and blanking cylinder 501 is started to work, Feeding cylinder 104 drives arc block 502 to rise, and after 502 side of arc block is contacted with drop shot 401, arc block 502 starts around pin Axis 503 rotates, will the dynamic transport of anchor pole 8 of support to lower stage 4 drop shot 401, anchor pole 8 because self gravity completion tumbles automatically, Then blanking cylinder 501 resets, and completes a marking operation.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art, Without depart from that overall concept of the invention, several changes and improvements can also be made, these also should be considered as of the invention Protection scope.

Claims (8)

1. a kind of anchor pole automatic marking device, including upper stage and lower stage, it is characterised in that: be equipped with and pass through in upper stage side Feeding cylinder conveys the feed mechanism of anchor pole, is equipped between upper stage and lower stage by the clamping marking mechanism of anchor pole marking, beats Anchor pole after number is transported by cutting agency to lower stage.
2. anchor pole automatic marking device according to claim 1, it is characterised in that: be equipped at least two above upper stage and incline Oblique upper slide bar, is equipped at least two inclined drop shots above lower stage, and the upper slide bar and drop shot and horizontal plane incline Oblique angle is between 2 ° -4 °.
3. anchor pole automatic marking device according to claim 2, it is characterised in that: be additionally provided between upper stage and lower stage Idler wheel mechanism, the idler wheel mechanism include driving motor, transmission shaft and driving idler wheel, installation driving idler wheel, driving on transmission shaft Motor drives driving idler wheel, the hinged upper stage in transmission shaft one end, the hinged lower stage of the transmission shaft other end by transmission shaft.
4. anchor pole automatic marking device according to claim 2, it is characterised in that: be equipped in the middle part of the upper slide bar of upper stage Block is equipped with feeding distribution mechanism in block side, and the feeding distribution mechanism includes material distributing rest, material splitting cylinder, cutting plate and fixed plate, institute It states fixed plate and material splitting cylinder is all positioned on material distributing rest, the hinged fixed plate in cutting plate one end, the cutting plate other end is hinged Material splitting cylinder.
5. anchor pole automatic marking device according to claim 1, it is characterised in that: feed mechanism includes storage rack, feeding Cylinder and friction pulley are equipped at least two storage racks in upper stage side, and storage rack upper end is equipped with friction pulley, two adjacent By frictional rotation axis connection between friction pulley, the frictional drive axis connects rotary electric machine by belt pulley, adjacent at two Storage rack between be equipped with feeding cylinder, the telescopic end of feeding cylinder is fixedly connected with upper flitch.
6. anchor pole automatic marking device according to claim 1, it is characterised in that: clamping marking mechanism includes marking bracket With clamp bracket, be equipped with marking machine above the marking bracket, postive stop baffle be equipped in marking machine side, on the clamping bracket Side is set there are two clamping plate, and the clamping plate lower section connects rack gear, and rack gear connects clamping motor by gear.
7. anchor pole automatic marking device according to claim 6, it is characterised in that: postive stop baffle is electromagnet.
8. anchor pole automatic marking device according to claim 1, it is characterised in that: cutting agency includes blanking cylinder and arc Shape block, the telescopic end of the blanking cylinder is by the hinged arc block of pin shaft, and arc block can be rotated around pin shaft.
CN201910359148.7A 2019-04-30 2019-04-30 A kind of anchor pole automatic marking device Pending CN109954764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910359148.7A CN109954764A (en) 2019-04-30 2019-04-30 A kind of anchor pole automatic marking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910359148.7A CN109954764A (en) 2019-04-30 2019-04-30 A kind of anchor pole automatic marking device

Publications (1)

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CN109954764A true CN109954764A (en) 2019-07-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110561934A (en) * 2019-09-24 2019-12-13 一汽轿车股份有限公司 Portable marking device special for gearbox shell

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1136735A (en) * 1954-12-30 1957-05-17 Neunkircher Eisenwerk Ag Device for the transverse transport of long workpieces, for example bars or tubes
SU897318A1 (en) * 1968-11-01 1982-01-15 За витель .Jii:ta id, Д.И.Кротов 47 . «,, ТсУн;нш.лiRRiK ;;i v;-w s Production line for cleaning and insulating tube outer surface
JP2006182528A (en) * 2004-12-28 2006-07-13 Jfe Steel Kk Installation for carrying steel pipe
CN202912369U (en) * 2012-10-11 2013-05-01 刘力 Conveying device for producing anchor rod
CN203382167U (en) * 2013-07-25 2014-01-08 嘉兴永信精密钢管有限公司 Conveying device enabling steel pipes to fall transversely step by step
CN203945818U (en) * 2014-07-24 2014-11-19 上海众宏电子科技有限公司 A kind of portable hand-held electromagnetism marking machine
CN204847408U (en) * 2015-06-24 2015-12-09 江苏甬重钢管有限公司 Tubular product automatic discharge stores frame
CN206984978U (en) * 2017-06-27 2018-02-09 河北天昊睿工智能科技有限公司 A kind of feeding device
CN108100622A (en) * 2018-01-18 2018-06-01 中国重型机械研究院股份公司 The steel pipe sub-material and drawing mechanism and method of a kind of single driving
CN108297558A (en) * 2017-12-18 2018-07-20 中国平煤神马集团开封炭素有限公司 A kind of graphite electrode end face marking unit
CN207890562U (en) * 2018-01-16 2018-09-21 南阳市寅兴实业有限公司 Tubing shear automatic loading and unloading device
CN109228686A (en) * 2018-08-28 2019-01-18 大同新成新材料股份有限公司 A kind of graphite electrode end face marking unit and its method
CN210547129U (en) * 2019-04-30 2020-05-19 中船重工海为郑州高科技有限公司 Automatic marking device for anchor rod

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1136735A (en) * 1954-12-30 1957-05-17 Neunkircher Eisenwerk Ag Device for the transverse transport of long workpieces, for example bars or tubes
SU897318A1 (en) * 1968-11-01 1982-01-15 За витель .Jii:ta id, Д.И.Кротов 47 . «,, ТсУн;нш.лiRRiK ;;i v;-w s Production line for cleaning and insulating tube outer surface
JP2006182528A (en) * 2004-12-28 2006-07-13 Jfe Steel Kk Installation for carrying steel pipe
CN202912369U (en) * 2012-10-11 2013-05-01 刘力 Conveying device for producing anchor rod
CN203382167U (en) * 2013-07-25 2014-01-08 嘉兴永信精密钢管有限公司 Conveying device enabling steel pipes to fall transversely step by step
CN203945818U (en) * 2014-07-24 2014-11-19 上海众宏电子科技有限公司 A kind of portable hand-held electromagnetism marking machine
CN204847408U (en) * 2015-06-24 2015-12-09 江苏甬重钢管有限公司 Tubular product automatic discharge stores frame
CN206984978U (en) * 2017-06-27 2018-02-09 河北天昊睿工智能科技有限公司 A kind of feeding device
CN108297558A (en) * 2017-12-18 2018-07-20 中国平煤神马集团开封炭素有限公司 A kind of graphite electrode end face marking unit
CN207890562U (en) * 2018-01-16 2018-09-21 南阳市寅兴实业有限公司 Tubing shear automatic loading and unloading device
CN108100622A (en) * 2018-01-18 2018-06-01 中国重型机械研究院股份公司 The steel pipe sub-material and drawing mechanism and method of a kind of single driving
CN109228686A (en) * 2018-08-28 2019-01-18 大同新成新材料股份有限公司 A kind of graphite electrode end face marking unit and its method
CN210547129U (en) * 2019-04-30 2020-05-19 中船重工海为郑州高科技有限公司 Automatic marking device for anchor rod

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110561934A (en) * 2019-09-24 2019-12-13 一汽轿车股份有限公司 Portable marking device special for gearbox shell
CN110561934B (en) * 2019-09-24 2023-10-27 一汽奔腾轿车有限公司 Portable marking device special for gearbox shell

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