CN206200216U - The shear of shear line is smoothed in uncoiling - Google Patents
The shear of shear line is smoothed in uncoiling Download PDFInfo
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- CN206200216U CN206200216U CN201621262759.8U CN201621262759U CN206200216U CN 206200216 U CN206200216 U CN 206200216U CN 201621262759 U CN201621262759 U CN 201621262759U CN 206200216 U CN206200216 U CN 206200216U
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Abstract
The utility model discloses the shear that shear line is smoothed in a kind of uncoiling, its drip irrigation device is：Including frame, the upper cutter that is cooperated in frame and lower cutter are arranged at, it are arranged in frame and are used for the fixed seat for driving upper cutter towards the lower cutter reciprocating driving cylinder in top and for installing lower cutter, fixed seat is connected towards the shear direction of upper cutter with housing slide, and the latch assembly for locking onto fixed seat in frame is provided between fixed seat and frame；According to the degree of wear between the thickness and cutting knife of coiled material, by adjusting the distance between the upper cutter on lower cutter and installing plate in fixed seat in shearing, and fixed seat is lock onto in frame, and then reach the effect for improving cutting knife shearing quality.
Description
Technical field
The utility model is related to sheet metal production equipment field, more specifically, it relates to a kind of uncoiling smoothing shearing
The shear of line.
Background technology
Digital control plate uncoiling smooth shear line also known as cross cut shears/line, open flat machine/line, with automatic gauging shear plate work(
Can, can be by various roll bending materials are through uncoiling, smoothing, longitudinal shearing slitting, the horizontal sheet material for being cut into different size of scale and stack automatically whole
Together, for will the uncoilings such as cold rolled steel rolling plate, hot-rolled coil, stainless steel roll bending, zinc-plated rolled steel plate smooth after shear after all size
Scale sheet material, be suitable to the industries such as stainless steel products, electrical equipment, vehicle and machine-building.
The Chinese utility model patent of Publication No. CN201760653U discloses a kind of cross cut shears for slitting and leveling flat steel,
Including frame, frame is provided with hydraulic cylinder for reduction system, and the both sides of frame are provided with stand, hydraulic press mechanism is provided with stand,
The piston rod of hydraulic cylinder for reduction system is connected on sliding frame, and sliding frame is arranged on guide pillar, and the two ends of guide pillar are connected to frame
On, lower slide is provided with frame, bottom knife is provided with lower slide, the lower end of sliding frame is provided with cutter, cutter
It is made up of in the blade that splayed is installed two panels.
Share zone is delivered to by conveying roller after smoothing, drives guide rod to drive briquetting descending by compressing hydraulic cylinder,
Briquetting compresses sheet material, then drives sliding frame with hydraulic cylinder for reduction system so that the downward blade displacement of cutter of sliding frame lower end,
Although making sheet material uniform force in shear history, because the carrier sheared is sheet metal, cutting knife uses rear surface for a long time
There is certain abrasion, cause the gap sheared between upper cutter and lower cutter to increase, easily make to be cut after sheet metal is clipped
There is bending in section, and causing the shearing quality of sheet metal reduces.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of raising cutting knife shearing quality
The shear of shear line is smoothed in uncoiling.
To achieve the above object, the utility model provides following technical scheme：
The shear of shear line is smoothed in a kind of uncoiling, including frame, be arranged at the upper cutter that is cooperated in frame with
And lower cutter, be arranged in frame and be used to drive upper cutter towards the reciprocating driving cylinder in lower cutter top, also including for pacifying
The fixed seat of cutting knife is loaded, the fixed seat is connected towards the shear direction of upper cutter with housing slide, in the fixed seat and machine
Be provided with the latch assembly for fixed seat being lock onto in frame between frame.
It is arranged such, after two cutting knifes wear and tear through long-time, in shearing, upper cutter increases with the gap of lower cutter, passes through
Line slip is entered into the direction that fixed seat is in product upper cutter shearing in frame, upper cutter is cooperated with lower cutter and is reached rule
Fixed shear distance, then fixed seat is lock onto in frame by latch assembly, stabilization lower cutter is reached relative to frame stabilization
Effect, then by driving cylinder drive upper cutter carry out cutting operation towards lower cutter direction, make between upper cutter and lower cutter
Kept within the limits prescribed apart from moderate, and then improve shearing quality when coiled material is sheared.
Further set：The regulation spiral shell that the latch assembly is arranged in fixed seat and is threadedly coupled with fixed seat including one end
Bar and adjusting screw rod other end upper bearing (metal) is arranged at, the adjusting screw rod is connected by bearing with gantry rotation.
It is arranged such, by rotating adjusting screw rod, one end of adjusting screw rod is connected by bearing with gantry rotation, the other end
It is threadedly coupled with fixed seat, promotes fixed seat to drive direction of the lower cutter together towards upper cutter shearing to move, reaches the work of regulation
With, it is threadedly coupled the effect with locking with fixed seat in itself due to adjusting screw rod, adjusting screw rod is also locked with fixed seat
In the effect in frame.
Further set：The adjusting screw rod protrudes from frame and forms operating side, is provided with the operating side and is easy to
Rotate the handle of adjusting screw rod.
It is arranged such, by rotating handle, adjusting screw rod is in frame and rotate, reach the effect of regulation, Fang Biaocao
Make.
Further set：The latch assembly include the tooth bar that is fixedly connected with fixed seat and is connected with housing slide and
Gantry rotation is connected and the gear that is meshed with tooth bar and being arranged in frame is used for the locking on wheel gear locking and frame
Part.
It is arranged such, when gear rotates relative to frame, promotes the tooth bar for being engaged with connection to be in housing slide,
When making fixed mount drive lower cutter to be slided in frame together, then gear is fixed with frame by locking member, reach regulation
Lower cutter effect of distance between the two in shearing with upper cutter.
Further set：The locking member includes the ratchet and one end that the ratchet that is connected with gear is engaged with ratchet
It is fixedly connected with frame, the return spring that the other end is fixedly connected with one end of ratchet, the ratchet is by being arranged in frame
Rotating shaft be fixedly connected with gear, the ratchet is connected by the steady pin being arranged in frame with frame, and ratchet is another
End is by the ratchet phase clamping on the active force of return spring and ratchet.
It is arranged such, is acted on using the return of return spring in frame, promotes the ratchet being connected with the return spring other end
In clamping and ratchet, the rotation that locking ratchet one-way is rotated is reached；When needing to be adjusted fixed mount, by rotating spine
Wheel, when the ratchet on ratchet is slowly rotated, ratchet is moved out with the ratchet on ratchet and promotes ratchet other end return spring
Compression, ratchet is rotated by steady pin relative between frame, and when ratchet passes by a ratchet, ratchet is due to the other end
The effect of upper return spring, makes the ratchet at the end again between clamping and adjacent ratchet, reaches the work of locking ratchet one-directional rotation
With；Gear driven racks turn, i.e., the fixed mount being fixedly connected with tooth bar slip in frame, reach unidirectional regulation simultaneously simultaneously
The effect of locking；When other direction regulation is carried out to guide roller, ratchet is departed from into the ratchet on ratchet, then by rotating spine
Wheel, relatively rotates gear driven tooth bar, reaches the effect of the regulation of other direction.
Further set：The lower cutter is connected with installing plate, and the cylinder body of the driving cylinder is fixedly connected with frame, drives
The piston of cylinder is connected with installing plate, and the depression bar being slidably connected with installing plate is equipped with the installing plate, in the depression bar
End is provided with for coiled material to be pressed on the briquetting in fixed seat, and compression spring, the compression spring are socketed with depression bar
Two ends be fixedly connected with installing plate and briquetting respectively.
It is arranged such, when driving cylinder drive installation plate is sheared, briquetting is first pressed in cylinder contacts and by coiled material
Effect in fixed seat, while the compression spring compression on depression bar, depression bar is on installing plate and slides, and the part of coiled material shearing
Then compressed with fixed seat by briquetting, now driving cylinder continues the motion of drive installation plate, upper cutter has coordinated with lower cutter again
Into cutting operation, coiled material is being sheared after first compressing stabilization, improve the stability of coiled material when shearing, and then improve coiled material and cut
Cut the effect of quality.
Further set：It is provided with when depression bar pressing coiled material is sheared for caching postorder in the feed end of the frame
The holding tank of coiled material is sheared, and the conveying roller being connected with gantry rotation is provided with the port of the holding tank.
It is arranged such, when upper cutter is carried out cutting operation by driving cylinder drive installation plate, briquetting to coiled material due to first entering
Row pressing, makes the coiled material below cutting knife cannot be moving on, and the coiled material of postorder makes pressing also in the environment for continuing to convey
In the temporary holding tank with key entry cutting operation front end of coiled material afterwards, this section of coiled material can be made to continue on to shearing after having sheared
The lower end in portion is sheared, and improves the effect of shear effect when conveying quality and raising of the coiled material in shearing are sheared.
Further set：Some depression bars are evenly arranged along the length direction of installing plate, and the briquetting is block rubber.
It is arranged such, drive rod makes briquetting that coiled material uniformly are pressed in into fixed seat when drive installation plate is sheared
On, then cutting operation is carried out by cutting knife, improve the stability that shearing makes.
Further set：The lower cutter is fixedly connected by bolt with fixed seat.
It is arranged such, is easy to carry out lower cutter the effect of detachable maintaining or replacing.
Further set：It is provided with the frame and is easy to observe the gage that fixed seat is in sliding distance in frame,
The gage is arranged at the surface of fixed seat.
It is arranged such, is easy to observe forward travel distance of the adjusting screw rod when fixed seat is adjusted, convenient regulation and operation.
By using above-mentioned technical proposal, the utility model is compared compared with the prior art：Thickness according to coiled material and cut
The degree of wear between knife, by adjust between the upper cutter on lower cutter and installing plate in fixed seat in shearing away from
From while reaching the effect that fixed seat is lock onto in frame；When cutting knife is sheared, driving cylinder drive installation plate makes briquetting elder generation
With cylinder contacts, while return spring compresses, depression bar is on installing plate and slides, and cutting knife carries out cutting action again, in briquetting pressure
Tight coiled material to be sheared is in the holding tank on frame charging aperture direction while coiled material, plays of short duration caching effect,
Shearing and complete rear coiled material continues through conveying roller and is transmitted, prepare next cutting operation, reach and improve cutting knife shearing quality
Effect.
Brief description of the drawings
Fig. 1 is the partial structural diagram that shear line is smoothed in uncoiling；
Fig. 2 is the structural representation of embodiment 1；
Fig. 3 is the sectional view at the shear locking device of uncoiling smoothing shear line；
Fig. 4 is the enlarged drawing at A in Fig. 3；
Fig. 5 is the enlarged drawing at B in Fig. 3；
Fig. 6 is the structural representation of embodiment 2；
Fig. 7 is the enlarged drawing at C in Fig. 6.
In figure：1st, frame；2nd, conveying roller；3rd, upper cutter；4th, lower cutter；5th, driving cylinder；6th, fixed seat；7th, installing plate；8、
Latch assembly；81st, adjusting screw rod；82nd, bearing；83rd, handle；84th, tooth bar；85th, gear；86th, locking member；87th, ratchet；88th, spine
Pawl；89th, return spring；9th, bolt；10th, rotating shaft；11st, steady pin；12nd, hold down assembly；121st, depression bar；122nd, briquetting；123rd, press
Contracting spring；13rd, holding tank；15th, gage；16th, change hands.
Specific embodiment
The shear of uncoiling smoothing shear line is described further referring to figs. 1 to Fig. 7.
Embodiment 1：As depicted in figs. 1 and 2, the shear of shear line is smoothed in a kind of uncoiling, including frame 1, is arranged at
Conveying roller 2 in frame 1, the upper cutter 3 for cooperating and lower cutter 4, it is arranged in frame 1 and is used to drive the court of upper cutter 3
The reciprocating driving cylinder 5 in the top of lower cutter 4, the fixed seat 6 for installing lower cutter 4 and the peace for installing upper cutter 3
Dress plate 7；Upper cutter 3 and lower cutter 4 are fixedly connected with installing plate 7 and fixed seat 6 respectively by bolt 9；Fixed seat 6 is installed on
The charging extreme direction of frame 1, and it is concordant with the conveyor surface of conveying roller 2 set, installing plate 7 is installed on the top of frame 1.
As shown in Fig. 2 wherein, the shear direction that fixed seat 6 is in frame 1 and towards upper cutter 3 slides company with frame 1
Connect, the latch assembly 8 for locking onto fixed seat 6 in frame 1 is provided between fixed seat 6 and frame 1.
As shown in Figure 3 and Figure 4, the tune that latch assembly 8 is arranged in fixed seat 6 and is threadedly coupled with fixed seat 6 including one end
Save screw rod 81 and be arranged at the other end upper bearing (metal) 82 of adjusting screw rod 81；Adjusting screw rod 81 is rotated with frame 1 by bearing 82 and connected
Connect, and adjusting screw rod 81 protrudes from frame 1 and forms operating side, and the handle for being easy to rotate adjusting screw rod 81 is provided with operating side
83；By rotating handle 83, adjusting screw rod 81 is in frame 1 and dally, and fixed seat 6 and the screw-driven of adjusting screw rod 81,
Promote fixed seat 6 to be in frame 1 to slide, reach the effect of regulation.
As shown in Figure 2 and Figure 4, while being provided with opening in frame 1, opening is arranged at fixed seat 6 and adjusting screw rod 81
The surface of junction, and the gage 15 for being easy to observation fixed seat 6 to be in sliding distance in frame 1 is provided with opening.
As shown in Figure 2 and Figure 5, the cylinder body of driving cylinder 5 is fixedly connected with frame 1, and piston and the installing plate 7 of driving cylinder 5 connect
Connect；Multiple driving cylinders 5 are uniformly arranged in frame 1 and are cut towards the direction of lower cutter 4 with upper cutter 3 for drive installation plate 7
Cutting process；It is provided between installing plate 7 and frame 1 for coiled material to be pressed on into fixation before upper cutter 3 is cut simultaneously
12 are held down assembly on seat 6.
As shown in Figure 2 and Figure 5,12 are held down assembly including being arranged in installing plate 7 and the depression bar being slidably connected with installing plate 7
121st, the end of depression bar 121 is arranged at for coiled material to be pressed on into the briquetting 122 in fixed seat 6 and is socketed on depression bar 121
And the compression spring 123 that two ends are fixedly connected with installing plate 7 and briquetting 122 respectively；Some depression bars 121 along installing plate 7 length
Direction is evenly arranged, and briquetting 122 is block rubber；The original state of compression spring 123 be nature, and depression bar 121 length
Degree is longer than the length of lower cutter 4, and when driving cylinder 5 drives upper cutter 3 to be moved towards the direction of lower cutter 4, briquetting 122 is by compressing bullet
Spring 123 is first pressed in coiled material and fixed seat 6, and upper cutter 3 is sheared by driving cylinder 5 again.
As shown in Figure 2 and Figure 5, the feed end in frame 1 is provided with when the pressing coiled material of depression bar 121 is sheared for caching
Postorder shears the holding tank 13 of coiled material, and the conveying for being rotated with frame 1 and being connected is provided with the two ends port of holding tank 13
Roller 2.
Embodiment 2：As shown in Figure 6 and Figure 7, difference from Example 1 is that latch assembly 8 includes solid with fixed seat 6
Gear 85 and set that fixed connection and the tooth bar 84 being slidably connected with frame 1 are connected and are meshed with tooth bar 84 with the rotation of frame 1
Being placed in frame 1 is used to lock gear 85 and the locking member 86 in frame 1；Make to be fixed with tooth bar 84 by rotate gear 85 and connect
The fixed seat 6 for connecing be in frame 1 on slide, then realized by locking member 86 it is relatively-stationary between gear 85 and tooth bar 84,
Reach the function of being locked again after regulation.
As shown in Figure 6 and Figure 7, locking member 86 is click structure, including the ratchet 87 that is connected with gear 85 and spine
The ratchet 88 and one end that wheel 87 is engaged are fixedly connected with frame 1, the return that the other end is fixedly connected with one end of ratchet 88
Spring 89；And ratchet 87 is fixedly connected by the rotating shaft 10 being arranged in frame 1 with gear 85, ratchet 88 is by being arranged at frame
Steady pin 11 on 1 is connected with frame 1, and ratchet 88 the other end by the spine on the active force of return spring 89 and ratchet 87
Tooth clamping；Ratchet clamping on ratchet 88 and ratchet 87 is promoted by the return active force of return spring 89, is reached ratchet 87
The effect of locking, you can the effect of fixed gear 85, reaches the purpose being fixed on after fixed seat 6 is adjusted in frame 1.
As shown in fig. 7, for the ease of regulation ratchet 87, being fixedly installed for rotating ratchet on the axial line of ratchet 87
87 change hands 16, while 16 will be changed hands set in Z-shaped, and one end is fixedly connected with ratchet 87, the other end is operating side.
According to the degree of wear between the thickness and cutting knife of coiled material, by adjusting the lower cutter 4 in fixed seat 6 and installing
Distance between upper cutter 3 on plate 7 in shearing, while reaching the effect that fixed seat 6 is lock onto in frame 1；Enter in cutting knife
During row shearing, the drive installation plate 7 of driving cylinder 5 makes the elder generation of briquetting 122 and cylinder contacts, while return spring 89 compresses, at depression bar 121
In being slided on installing plate 7, cutting knife carries out cutting action again, and while briquetting 122 is pressed in coiled material, coiled material to be sheared is in
In holding tank 13 on the charging aperture direction of frame 1, of short duration caching effect, shearing are played and complete rear coiled material continues through conveying roller
2 are transmitted, and prepare next cutting operation, reach the effect for improving cutting knife shearing quality.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.Should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. the shear of shear line, including frame are smoothed in a kind of uncoiling（1）, be arranged at frame（1）Cut in upper mutual cooperation
Knife（3）And lower cutter（4）, be arranged at frame（1）It is upper to be used to drive upper cutter（3）Towards lower cutter（4）Top is reciprocating
Driving cylinder（5）, it is characterised in that：Also include for installing lower cutter（4）Fixed seat（6）, the fixed seat（6）Towards upper cutter
（3）Shear direction and frame（1）It is slidably connected, in the fixed seat（6）With frame（1）Between be provided with for by fixed seat
（6）It lock onto frame（1）On latch assembly（8）.
2. the shear of shear line is smoothed in uncoiling according to claim 1, it is characterised in that：The latch assembly（8）
Fixed seat is arranged in including one end（6）And and fixed seat（6）The adjusting screw rod of threaded connection（81）And it is arranged at adjusting screw rod
（81）Other end upper bearing (metal)（82）, the adjusting screw rod（81）By bearing（82）With frame（1）Rotate connection.
3. the shear of shear line is smoothed in uncoiling according to claim 2, it is characterised in that：The adjusting screw rod（81）
Protrude from frame（1）Operating side is formed, is provided with the operating side and is easy to rotate adjusting screw rod（81）Handle（83）.
4. the shear of shear line is smoothed in uncoiling according to claim 1, it is characterised in that：The latch assembly（8）
Including with fixed seat（6）It is fixedly connected and and frame（1）The tooth bar being slidably connected（84）With frame（1）Rotate connection and and tooth
Bar（84）The gear being meshed（85）And it is arranged at frame（1）It is upper to be used for gear（85）Locking and frame（1）On locking
Part（86）.
5. the shear of shear line is smoothed in uncoiling according to claim 4, it is characterised in that：The locking member（86）Bag
Include and gear（85）The ratchet of connection（87）With ratchet（87）The ratchet being engaged（88）And one end and frame（1）It is fixed to connect
Connect, the other end and ratchet（88）The return spring that is fixedly connected of one end（89）, the ratchet（87）By being arranged at frame（1）
On rotating shaft（10）With gear（85）It is fixedly connected, the ratchet（88）By being arranged at frame（1）On steady pin（11）With
Frame（1）Connection, and ratchet（88）The other end pass through return spring（89）Active force and ratchet（87）On ratchet clamping.
6. the shear of shear line is smoothed in uncoiling according to claim 1, it is characterised in that：The lower cutter（4）Even
It is connected to installing plate（7）, the driving cylinder（5）Cylinder body and frame（1）It is fixedly connected, driving cylinder（5）Piston and installing plate（7）
Connection, in the installing plate（7）On be equipped with and installing plate（7）The depression bar being slidably connected（121）, in the depression bar（121）'s
End is provided with for coiled material to be pressed on into fixed seat（6）On briquetting（122）, in depression bar（121）On be socketed with compression spring
（123）, the compression spring（123）Two ends respectively with installing plate（7）And briquetting（122）It is fixedly connected.
7. the shear of shear line is smoothed in uncoiling according to claim 6, it is characterised in that：In the frame（1）'s
Feed end is provided with depression bar（121）Pressing coiled material shears the holding tank of coiled material for caching postorder when being sheared（13）, and
The holding tank（13）Port on be provided with and frame（1）Rotate the conveying roller of connection（2）.
8. the shear of shear line is smoothed in uncoiling according to claim 6, it is characterised in that：Some depression bars
（121）Along installing plate（7）Length direction be evenly arranged, and the briquetting（122）It is block rubber.
9. the shear of shear line is smoothed in uncoiling according to claim 1, it is characterised in that：The lower cutter（4）It is logical
Cross bolt（9）With fixed seat（6）It is fixedly connected.
10. the shear of shear line is smoothed in uncoiling according to claim 1, it is characterised in that：In the frame（1）On
It is provided with and is easy to observe fixed seat（6）In frame（1）The gage of upper sliding distance（15）, the gage（15）It is arranged at fixation
Seat（6）Surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621262759.8U CN206200216U (en) | 2016-11-22 | 2016-11-22 | The shear of shear line is smoothed in uncoiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621262759.8U CN206200216U (en) | 2016-11-22 | 2016-11-22 | The shear of shear line is smoothed in uncoiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206200216U true CN206200216U (en) | 2017-05-31 |
Family
ID=58750151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621262759.8U Active CN206200216U (en) | 2016-11-22 | 2016-11-22 | The shear of shear line is smoothed in uncoiling |
Country Status (1)
| Country | Link |
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| CN (1) | CN206200216U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511519A (en) * | 2017-09-29 | 2017-12-26 | 重庆远达钢铁制品有限公司 | A kind of method for shearing cold-reduced sheet |
| CN107717083A (en) * | 2017-09-29 | 2018-02-23 | 重庆远达钢铁制品有限公司 | A kind of shear for cold-reduced sheet |
| CN110355234A (en) * | 2018-03-26 | 2019-10-22 | 宝山钢铁股份有限公司 | Three-roller type thin plate uncoiling peeler structure device |
| CN112548210A (en) * | 2020-11-27 | 2021-03-26 | 江西鼎能电力器材有限公司 | Slitting machine with adjustable steel sheet coiled material pay-off width and length |
-
2016
- 2016-11-22 CN CN201621262759.8U patent/CN206200216U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511519A (en) * | 2017-09-29 | 2017-12-26 | 重庆远达钢铁制品有限公司 | A kind of method for shearing cold-reduced sheet |
| CN107717083A (en) * | 2017-09-29 | 2018-02-23 | 重庆远达钢铁制品有限公司 | A kind of shear for cold-reduced sheet |
| CN110355234A (en) * | 2018-03-26 | 2019-10-22 | 宝山钢铁股份有限公司 | Three-roller type thin plate uncoiling peeler structure device |
| CN110355234B (en) * | 2018-03-26 | 2020-10-27 | 宝山钢铁股份有限公司 | Three-roller type thin plate uncoiling and head-peeling mechanism device |
| CN112548210A (en) * | 2020-11-27 | 2021-03-26 | 江西鼎能电力器材有限公司 | Slitting machine with adjustable steel sheet coiled material pay-off width and length |
| CN112548210B (en) * | 2020-11-27 | 2023-01-20 | 山东英博电力设备有限公司 | Slitting machine with adjustable steel sheet coiled material pay-off width and length |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311200 Xiaoshan Jiangdong District, Zhejiang, Hangzhou Jiangdong Industrial Park Road, No. 7068, No. Patentee after: Zhejiang southeastern New Wood Technology Co., Ltd. Address before: 311200 Xiaoshan Jiangdong District, Zhejiang, Hangzhou Jiangdong Industrial Park Road, No. 7068, No. Patentee before: Zhejiang Southeast Metal Sheet Co., Ltd. |