CN208613576U - A kind of steel plate stamping press automatic charging device - Google Patents

A kind of steel plate stamping press automatic charging device Download PDF

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Publication number
CN208613576U
CN208613576U CN201820927978.6U CN201820927978U CN208613576U CN 208613576 U CN208613576 U CN 208613576U CN 201820927978 U CN201820927978 U CN 201820927978U CN 208613576 U CN208613576 U CN 208613576U
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China
Prior art keywords
steel plate
nip rolls
driven
driving
stamping press
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Active
Application number
CN201820927978.6U
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Chinese (zh)
Inventor
杨青
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Nanjing Yihe Man Intelligent Logistics Equipment Co.,Ltd.
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Nanjing Yihe Man Cold Bending Steel Plant
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Priority to CN201820927978.6U priority Critical patent/CN208613576U/en
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Abstract

The utility model discloses a kind of steel plate stamping press automatic charging device, is related to shelf steel plate manufacturing field.Its drip irrigation device includes that the support housing at steel plate stamping press feeding end is arranged in, the support housing inner wall is rotatably connected to the active nip rolls and driven nip rolls that length direction is each perpendicular to steel plate transport direction, there is transport gap between the active nip rolls and driven nip rolls, steel plate passes through transport gap and contacts at active nip rolls and driven nip rolls, the inner wall of the support housing is equipped with driving motor, the driving motor drives active nip rolls and driven nip rolls to rotate backward by driving member, its advantage is that: it is not necessary that manually material is sent to the feed inlet of steel plate stamping press, realize automatic charging.

Description

A kind of steel plate stamping press automatic charging device
Technical field
The utility model relates to shelf steel plate manufacturing field, in particular to a kind of steel plate stamping press automatic charging device.
Background technique
Press machine is by motor drive flywheel, and by clutch, transmission gear drives crank link mechanism to make to slide Block moves up and down, and drives drawing die to steel plate forming.
Currently, the Chinese utility model that notification number is CN202516968U discloses a kind of transfer plate dress of steel plate stamping press Set, it include transfer plate, adjustable plate, steel plate stamping press rack, transfer plate described in bolt and steel plate stamping press folded by steel plate and At being divided into a plate and b plate, wherein a plate is close on the wherein one side of steel plate stamping press, and b plate is located at steel plate stamping press in ramped shaped In rack, the bottom both ends of a plate are individually positioned on adjustable plate, and each adjustable plate is movably fixed to institute by bolt It states on steel plate stamping press rack.
Although this transfer plate device by be arranged adjustable plate and transfer plate be convenient for by product be transmitted to subsequent processing from And labor intensity is alleviated, however, there remains manually send material to the feed inlet of steel plate stamping press.
Utility model content
The purpose of the utility model is to provide a kind of steel plate stamping press automatic charging devices, its advantage is that: without manually will Material is sent to the feed inlet of steel plate stamping press, realizes automatic charging.
The above-mentioned technical purpose of the utility model have the technical scheme that a kind of steel plate stamping press from Dynamic feeding device, the support housing including steel plate stamping press feeding end is arranged in, the support housing inner wall are rotatably connected to length Degree direction is each perpendicular to the active nip rolls and driven nip rolls in steel plate transport direction, exists between the active nip rolls and driven nip rolls Gap is transported, steel plate passes through transport gap and contacts at active nip rolls and driven nip rolls, and the inner wall of the support housing is equipped with Driving motor, the driving motor drive active nip rolls and driven nip rolls to rotate backward by driving member.
Through the above technical solutions, support housing, which plays, supports internal active nip rolls, driven nip rolls and driving motor The effect of weight, because steel plate contacts at active nip rolls and driven nip rolls, counter-rotational active nip rolls and driven nip rolls One thrust moved to steel plate punched machine worktable of steel plate by transporting gap is given by frictional force, without manually by object Material is sent to the feed inlet of steel plate stamping press, realizes automatic charging.
The utility model is further arranged to: the driving member includes the sliding tooth being arranged in driving motor rotation axis Wheel, the driving gear engagement are equipped with driving gear, and the driving gear fixation is set on active nip rolls, the driving gear Engagement is equipped with driven gear, and the driven gear fixation is set on slave clip roller.
Through the above technical solutions, driving motor rotation drives the rotation of sliding tooth wheel, driving gear band moves driving tooth rotation It is dynamic, drive and rotated backward between gear and driving gear, driving gear transmits power on driven gear, driving gear drive from Moving gear rotation, rotates backward between driving gear and driven gear, so that steel plate be driven to move to steel plate punched machine worktable.
The utility model is further arranged to: the driving member includes the driving band being arranged in driving motor rotation axis It takes turns, fixing sleeve is equipped with the first driving pulley and the second driving pulley parallel to each other, the driven nip rolls on the active nip rolls Upper fixing sleeve is equipped with driven pulley;
The driving pulley and the first driving pulley are in same plane and pass through the first belt co-rotating transmission, and described second Driving pulley and driven pulley are in same plane and are driven by the second crossbelt.
Through the above technical solutions, driving motor drives driving pulley rotation, driving pulley drives the by the first belt One driving pulley rotates in same direction, since the first driving pulley and the second driving pulley are on active nip rolls, so first actively The second driving pulley rotates while belt wheel rotates, and the second driving pulley is by intersecting biography between the second belt and driven pulley Dynamic, driven pulley drives driven nip rolls rotation, realizes that active nip rolls and driven nip rolls rotate backward.
The utility model is further arranged to: the support housing is symmetrically placed equipped with two in one end away from feeding end Extension board, the extension board and support housing junction and transport gap be in sustained height, the extension board from extension board and Support housing junction extends to the bending of ground direction is directed toward, and is rotatably connected to length direction between two extension boards and vertically prolongs Stretch the shaft of the length direction of plate.
Through the above technical solutions, steel plate needs to be elevated level height before entering transport gap, in the process of promotion It is middle the flatness of steel plate to be had an impact, one end and transport gap sustained height and preceding due to extension board close to support housing End is directed toward ground and is bent upwards extension, so the shaft being rotatablely connected between extension board plays guidance steel plate and enters transport gap Effect, reduce steel plate be processed before bending.
The utility model is further arranged to: support housing inner wall two sides along steel plate transport direction in active nip rolls It is equipped with support transverse slat, the support transverse slat and steel plate downside contradict, and the support transverse slat is equipped with and limits steel plate transport The locating part moved along support transverse slat length direction in the process.
Through the above technical solutions, support transverse slat plays the role of supporting steel plate during material on the steel plate, and limit Part limits displacement of the steel plate transport in the process on support transverse slat length direction, the limit on support transverse slat that two sides are respectively provided with Part limits the displacement of two o'clock during steel plate transport, more stable.
The utility model is further arranged to: the locating part includes the of the side for being provided with support transverse slat away from ground One dovetail groove slidably connects the first sliding blocks of two pieces with the cooperation of the first dovetail groove in first dovetail groove, and described first is sliding Block is threaded with the fixing bolt of the first sliding block of perforation, and the fixing bolt outer wall is arranged with fixes sleeve, works as fixing bolt When contradicting across the first sliding block and the first dovetail groove slot bottom, the fixes sleeve lower end contacts at the first dovetail groove notch and upper end Contact at fixing bolt nut lower end.
Through the above technical solutions, fixing bolt is when with the cooperation of the first sliding block, fixes sleeve limits fixing bolt The distance between bolt cap lower end and support transverse slat upper surface constantly reduce, so while tightening fixing bolt, the first sliding block, Fixing bolt and fixes sleeve are fixed on support transverse slat;Consolidating on a support transverse slat is limited by adjusting fixing bolt Determine the lateral length that the distance between another fixes sleeve on sleeve and same support transverse slat is slightly larger than steel plate, limits steel Plate passes through displacement when support transverse slat on support transverse slat length direction.
The utility model is further arranged to: the fixes sleeve outer wall is arranged with quill, outside the quill It is arranged with one layer of rubber layer.
Through the above technical solutions, the quill being set in outside fixes sleeve it is long can to avoid steel plate with normal rotation Time frictionally secure one at;Rubber layer avoids steel plate and directly contacts with hard object, further reduces steel plate and quill Between friction.
The utility model is further arranged to: the quill inner wall is equipped with several rollings contradicted with fixes sleeve outer wall Pearl.
Through the above technical solutions, the sliding friction between quill and fixes sleeve is become rolling friction by ball, So that the rotation of quill is more smooth, and after being further reduced long-time use, the feelings of one bearing of steel plate friction for a long time Condition occurs.
In conclusion the utility model at least has the advantages that
1. driving motor drives active nip rolls and driven nip rolls to rotate backward by driving member, to drive in transport gap In steel plate it is mobile to steel plate stamping press, realize automatic charging;
2. locating part defines steel plate by the displacement on steel plate horizontal span after feeding device, so that steel plate passes through Steel plate stamping press is more accurately sent to after feeding device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment 1;
Fig. 2 is embodiment 1 for embodying feeding device schematic diagram of internal structure;
Fig. 3 is the structural schematic diagram that embodiment 1 is used to embody driving member;
Fig. 4 is the structural schematic diagram that embodiment 1 is used for locating part;
Fig. 5 is the structural schematic diagram that embodiment 2 is used to embody driving member.
Appended drawing reference: 1, steel plate stamping press;11, steel plate;2, support housing;21, active nip rolls;22, driven nip rolls;23, Transport gap;24, driving motor;25, extension board;251, shaft;26, transverse slat is supported;3, driving member;31, gear is driven;32, Driving gear;33, driven gear;34, driving pulley;35, the first driving pulley;36, the second driving pulley;37, driven pulley; 38, the first belt;39, the second belt;4, locating part;41, the first dovetail groove;42, the first sliding block;43, fixing bolt;44, solid Determine sleeve;45, quill;46, rubber layer;47, ball.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1:
A kind of steel plate stamping press automatic charging device, with reference to Fig. 1 and Fig. 2, including 1 feeding end of steel plate stamping press is arranged in Support housing 2,2 section of support housing be it is inverted U-shaped, 2 inner wall of support housing is rotatably connected to length direction and is each perpendicular to steel plate 11 The active nip rolls 21 and driven nip rolls 22 of transporting direction, active nip rolls 21 is below driven nip rolls 22 and active nip rolls 21 and driven There is transport gap 23(such as Fig. 3 between nip rolls 22), steel plate 11 by transport gap 23 and 11 upper side of steel plate contact at it is driven Nip rolls 22,11 downside of steel plate contact at active nip rolls 21, and the inner wall of support housing 2 is equipped with the driving motor of intermittent movement 24, driving motor 24 drives active nip rolls 21 and driven nip rolls 22 to rotate backward by driving member 3.
In the course of work, operator starts driving motor 24, and driving motor 24 drives active nip rolls 21 and driven nip rolls 22 The two rotates backward, and steel plate 11 is now placed in the transport gap between active nip rolls 21 and driven nip rolls 22, when active nip rolls 21 and driven nip rolls 22 when rotating backward because frictional force drive contact at the steel plate 11 of active nip rolls 21 and driven nip rolls 22 to Steel plate stamping press 1 move, steel plate 11 is transported on 1 workbench of steel plate stamping press at this time, realize without manually by material send to At the feed inlet of steel plate stamping press 1, the purpose of automatic charging is realized.
With reference to Fig. 3, driving member 3 includes the driving gear 31 being arranged in 24 rotation axis of driving motor, and driving gear 31 leans on Nearly support housing 2 is equipped with the inner wall of motor and engagement is equipped with driving gear 32, and the fixation of driving gear 32 is set in active nip rolls 21 It above and with driving gear 31 is in same plane, the engagement of driving gear 32 is equipped with driven gear 33, and the fixation of driven gear 33 is arranged Same plane is on driven nip rolls 22 and with driving gear 32.
In the course of work, operator starts the rotation of driving motor 24 to drive driving gear 31 to rotate, due to sliding tooth Wheel 31 is engaged with driving gear 32 so driving driving gear 32 to rotate, because the fixation of driving gear 32 is set in active nip rolls 21 Above to drive active nip rolls 21 to rotate, 21 rotation direction of active nip rolls is opposite with the rotation rotational axis direction of driving motor 24;
Again because driven gear 33 and driving gear 32 are meshed working as driven gear while driving gear 32 rotates 33 rotations because driven gear 33 is fixed are set on slave clip roller 22 that driven nip rolls 22 is driven to rotate, driven nip rolls 22 Rotation direction and 21 rotation direction of active nip rolls are realized certainly on the contrary, to drive steel plate 11 to 1 working table movement of steel plate stamping press Dynamic feeding.
With reference to Fig. 3, steel plate 11 enter transport gap 23 before needing to be elevated height, due to steel plate 11 itself weight compared with Weight, so will lead to the bending of steel plate 11 during hoisting depth, so support housing 2 is equipped in the side away from feeding end Two symmetrically placed extension boards 25, extension board 25 and 2 junction of support housing and transport gap 23 are in sustained height and extension Plate 25 extends to the bending of direction ground direction from extension board 25 and 2 junction of support housing and for guiding steel plate 11 to transport, Length direction is rotatably connected between two extension boards 25 perpendicular to two shafts 251 of 11 transporting direction of steel plate.
With reference to Fig. 3, in feeding process, steel plate 11 enter transport gap 23 before be first placed in shaft 251, due to Two extension boards 25 bending of connection shaft 251 extends downwardly, so two shafts 251 form curved leader, steel plate 11 It is guided to reduce steel plate 11 to which height gradually rises and send out before entering steel plate stamping press 1 because height is elevated suddenly Raw bending.
With reference to Fig. 2 and Fig. 4, the displacement in 11 width direction of steel plate can occur in feeding process for steel plate 11, this is unfavorable In position accuracy of the steel plate 11 after transporting steel plate stamping press 1, in order to limit steel plate 11, position is accurate during transportation Degree, in active nip rolls 21, the two sides along 11 transporting direction of steel plate are equipped with support transverse slat 26 to 2 inner wall of support housing, close to steel plate stamping One support transverse slat 26 of press 1 extends from 2 inner wall of support housing is directed toward steel plate stamping press 1, another 26 horizontal span of support transverse slat Smaller and be fully connected on 2 inner wall of support housing, support transverse slat 26 and 11 downside of steel plate contradict, and support transverse slat 26 is equipped with Limit the locating part 4 moved along support 26 length direction of transverse slat in 11 transportational process of steel plate.
In transportational process, two support transverse slats 26 play the role of Auxiliary support steel plate 11, and locating part 4 limits steel plate 11 Displacement in transportational process on support 26 length direction of transverse slat, and limit the locating part on the support transverse slat 26 that two sides are respectively provided with 4 limit the displacement of two o'clock in 11 transportational process of steel plate, so that the transport of steel plate 11 is more stable.
With reference to Fig. 4, locating part 4 includes being provided with the side for supporting transverse slat 26 to deviate from ground and penetrating through to support transverse slat 26 opposite First dovetail groove 41 of side, the length of the first dovetail groove 41 are less than the width of support transverse slat 26, sliding in the first dovetail groove 41 It is connected with the first sliding block 42 of two pieces with the cooperation of the first dovetail groove 41, the first sliding block 42 is threaded with the first sliding block 42 of perforation Fixing bolt 43,43 outer wall of fixing bolt are arranged with fixes sleeve 44, when fixing bolt 43 passes through the first sliding block 42 and the first swallow When 41 slot bottom of stern notch contradicts, 44 lower end of fixes sleeve contacts at the notch of the first dovetail groove 41 and upper end contacts at fixing bolt 43 Nut lower end.
In the course of work, operator tightens fixing bolt 43, since the first sliding block 42 is fixed in the vertical direction In one dovetail groove 41, so the distance between the bolt cap lower end of fixing bolt 43 and support 26 upper surface of transverse slat constantly reduce, but It is to contact under 43 bolt cap of fixing bolt and the bolt cap for supporting the fixes sleeve 44 of 26 upper surface of transverse slat to limit fixing bolt 43 The distance between end and support 26 upper surface of transverse slat, so after operator tightens fixing bolt 43 and reaches to a certain degree, it is fixed Bolt 43, the first sliding block 42 and fixes sleeve 44 are fixed on support transverse slat 26, and other on same support transverse slat 26 is consolidated Determining bolt 43, the first sliding block 42 and fixes sleeve 44 takes same operation to fix.
It is such a support transverse slat 26 on fixes sleeve 44 and it is same support transverse slat 26 on another fixes sleeve 44 it Between distance be just defined as the lateral length slightly larger than steel plate 11, limit steel plate 11 by supporting when support transverse slat 26 Displacement on 26 length direction of transverse slat.
With reference to Fig. 4, in order to avoid steel plate 11 hits and frictionally secures the same of sleeve 44 during long-time is transported Position is arranged with quill 45 in 44 outer wall of fixes sleeve, one layer of rubber layer 46 is arranged with outside quill 45.
In the course of work, quill 45 can be rotated relative to fixes sleeve 44, when steel plate 11 by when rub movable sleeve Cylinder 45, drives its rotation, avoids the same position that steel plate 11 hits and frictionally secure sleeve 44 during long-time is transported It sets, rubber layer 46 avoids steel plate 11 and 45 direct collision of quill contact, when protecting steel plate 11 and long quill 45 Between integrity degree after use.
With reference to Fig. 4, in order to reduce the frictional force between quill 45 and fixes sleeve 44, set in 45 inner wall of quill There are several balls 47 contradicted with 44 outer wall of fixes sleeve.
Embodiment 2:
A kind of steel plate stamping press automatic charging device, with reference to Fig. 5, difference from Example 1 is: driving member 3 includes Driving pulley 34 in 24 rotation axis of driving motor is set, and fixing sleeve is equipped with parallel to each other first actively on active nip rolls 21 Belt wheel 35 and the second driving pulley 36, fixing sleeve is equipped with driven pulley 37 on driven nip rolls 22;
Driving pulley 34 and the first driving pulley 35 are in same plane and by 38 co-rotating transmission of the first belt, the second masters Movable belt pulley 36 and driven pulley 37 are in same plane and by 39 twist belt drives of the second belt.
In the course of work, operator starts driving motor 24, and driving motor 24 drives driving pulley 34 to rotate, driving pulley 34 drive the first driving pulley 35 to rotate in same direction by the first belt 38, due to the first driving pulley 35 and the second driving pulley 36 On active nip rolls 21, so the second driving pulley 36 and active nip rolls 21 rotate while the first driving pulley 35 rotates, 21 rotation direction of active nip rolls is consistent with the rotation rotational axis direction of driving motor 24, and the second driving pulley 36 passes through while rotation Twist belt drive between second belt 39 and driven pulley 37,37 rotation direction of driven pulley and 36 rotation direction of the second driving pulley On the contrary, driven pulley 37 is due to being fixed on driven nip rolls 22 so driven nip rolls 22 is driven to rotate, driven nip rolls 22 is rotated It is consistent with 37 rotation direction of driven pulley and with 36 rotation direction of the second driving pulley on the contrary, realize active nip rolls 21 and from Dynamic nip rolls 22 rotates backward.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (8)

1. a kind of steel plate stamping press automatic charging device, it is characterised in that: including the branch at steel plate stamping press (1) feeding end is arranged It supports shell (2), support housing (2) inner wall is rotatably connected to the active that length direction is each perpendicular to steel plate (11) transporting direction There is transport gap (23), steel between the active nip rolls (21) and driven nip rolls (22) in nip rolls (21) and driven nip rolls (22) Plate (11) passes through transport gap (23) and contacts at active nip rolls (21) and driven nip rolls (22), the support housing (2) it is interior Wall is equipped with driving motor (24), and the driving motor (24) passes through driving member (3) driving active nip rolls (21) and driven nip rolls (22) it rotates backward.
2. a kind of steel plate stamping press automatic charging device according to claim 1, it is characterised in that: the driving member (3) Including the driving gear (31) being arranged in driving motor (24) rotation axis, driving gear (31) engagement is equipped with driving gear (32), driving gear (32) fixation is set on active nip rolls (21), and driving gear (32) engagement is equipped with driven tooth It takes turns (33), driven gear (33) fixation is set on slave clip roller (22).
3. a kind of steel plate stamping press automatic charging device according to claim 1, it is characterised in that: the driving member (3) Including the driving pulley (34) being arranged in driving motor (24) rotation axis, fixing sleeve is equipped with mutual on the active nip rolls (21) Parallel the first driving pulley (35) and the second driving pulley (36), fixing sleeve is equipped with driven pulley on the driven nip rolls (22) (37);
The driving pulley (34) and the first driving pulley (35) are in same plane and pass through the first belt (38) co-rotating transmission, Second driving pulley (36) and driven pulley (37) are in same plane and by the second belt (39) twist belt drives.
4. a kind of steel plate stamping press automatic charging device according to claim 1, it is characterised in that: the support housing (2) two symmetrically placed extension boards (25) are equipped in one end away from feeding end, the extension board (25) and support housing (2) are even It meets place and transport gap (23) is in sustained height, the extension board (25) is from extension board (25) and support housing (2) junction Extend to the bending of ground direction is directed toward, is rotatably connected to length direction between two extension boards (25) and extends vertically plate (25) The shaft (251) of length direction.
5. a kind of steel plate stamping press automatic charging device according to claim 1, it is characterised in that: the support housing (2) in active nip rolls (21), the two sides along steel plate (11) transporting direction are equipped with support transverse slat (26), the support transverse slat to inner wall (26) it is contradicted with steel plate (11) downside, the support transverse slat (26), which is equipped with, to be limited in steel plate (11) transportational process along support The locating part (4) moved on transverse slat (26) length direction.
6. a kind of steel plate stamping press automatic charging device according to claim 5, it is characterised in that: the locating part (4) Including being provided with support transverse slat (26) sliding in the first dovetail groove (41) of the side on ground, first dovetail groove (41) The first sliding blocks (42) of two pieces with the first dovetail groove (41) cooperation are connected with, first sliding block (42) is threaded with perforation the The fixing bolt (43) of one sliding block (42), fixing bolt (43) outer wall are arranged with fixes sleeve (44), work as fixing bolt (43) when passing through the first sliding block (42) and the conflict of the first dovetail groove (41) slot bottom, fixes sleeve (44) lower end contacts at first Dovetail groove (41) notch and upper end contact at fixing bolt (43) nut lower end.
7. a kind of steel plate stamping press automatic charging device according to claim 6, it is characterised in that: the fixes sleeve (44) outer wall is arranged with quill (45), and one layer of rubber layer (46) is arranged with outside the quill (45).
8. a kind of steel plate stamping press automatic charging device according to claim 6, it is characterised in that: the quill (45) inner wall is equipped with several balls (47) contradicted with fixes sleeve (44) outer wall.
CN201820927978.6U 2018-06-14 2018-06-14 A kind of steel plate stamping press automatic charging device Active CN208613576U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820927978.6U CN208613576U (en) 2018-06-14 2018-06-14 A kind of steel plate stamping press automatic charging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820927978.6U CN208613576U (en) 2018-06-14 2018-06-14 A kind of steel plate stamping press automatic charging device

Publications (1)

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CN208613576U true CN208613576U (en) 2019-03-19

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CN201820927978.6U Active CN208613576U (en) 2018-06-14 2018-06-14 A kind of steel plate stamping press automatic charging device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110280649A (en) * 2019-06-26 2019-09-27 天石(深圳)技研有限公司 A kind of cutting apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110280649A (en) * 2019-06-26 2019-09-27 天石(深圳)技研有限公司 A kind of cutting apparatus

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20230417

Address after: 513-3, No. 6-4 Jiaying East Road, Qinhuai District, Nanjing City, Jiangsu Province, 210000

Patentee after: Nanjing Yihe Man Intelligent Logistics Equipment Co.,Ltd.

Address before: No. 198 Tangjiaba, Wengjiaying Village, Honghua Street, Qinhuai District, Nanjing City, Jiangsu Province, 210000

Patentee before: NANJING YIHEMAN COLD FORMING SECTIONAL STEEL Co.,Ltd.

TR01 Transfer of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: An automatic feeding device for steel plate stamping machine

Granted publication date: 20190319

Pledgee: Bank of China Limited by Share Ltd. Nanjing Jiangning branch

Pledgor: Nanjing Yihe Man Intelligent Logistics Equipment Co.,Ltd.

Registration number: Y2024980031643

PE01 Entry into force of the registration of the contract for pledge of patent right