CN109292491A - A kind of automatic deviation rectifying mechanism and method - Google Patents
A kind of automatic deviation rectifying mechanism and method Download PDFInfo
- Publication number
- CN109292491A CN109292491A CN201811121964.6A CN201811121964A CN109292491A CN 109292491 A CN109292491 A CN 109292491A CN 201811121964 A CN201811121964 A CN 201811121964A CN 109292491 A CN109292491 A CN 109292491A
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- Prior art keywords
- briquetting
- medium
- pressing roll
- axis
- cut
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
- B65H5/068—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers between one or more rollers or balls and stationary pressing, supporting or guiding elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/36—Article guides or smoothers, e.g. movable in operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Cutting Devices (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The present invention relates to a kind of automatic deviation rectifying mechanisms, including support frame, which is characterized in that further include: the drive roll on support frame；N number of left pressing roll mechanism and N number of right pressing roll mechanism on support frame, N >=1；It is equipped with the left briquetting axis of N number of left briquetting and is equipped with the right briquetting axis of N number of right briquetting；Set on wait cut the marker on medium；The left detection components and right detection components of markings for identification.There is provided a kind of automatic correction methods based on above-mentioned automatic deviation rectifying mechanism for another technical solution of the invention.The present invention utilizes the improvement of roller group structure, does not increase redundant structure, saves space；The correction of the short equipment of small device especially transmission range may be implemented.
Description
Technical field
Medium to be cut mechanism of sideslip and based on the mechanism in transmission process is corrected automatically the present invention relates to a kind of
Automatic correction method.
Background technique
Medium sideslip is the problem of transmission device is difficult to avoid that, after printing equipment and print in cutting apparatus, avoids medium
Sideslip be always research emphasis.In medium transmission, because of roller group abrasion and the effect of other uncontrollable factors, medium inevitably occurs
Sideslip needs to carry out real-time deviation correcting to medium.
It is mainly at present the source correction in large scale equipment to the correction of medium in industry, separation unreels module and host is logical
It crosses and moves left and right discharging frame, so that medium keeps correct path in the transmission.Such mode is not suitable for that small-sized transmission range is short to be set
It is standby.Patent US20030033918A1 propose a kind of cutter it is servo-actuated cut mode and carry out the correction of sideslip cut, medium sideslip
When, by the unitary rotation of cutter group, it is aligned cutting line and cuts, the method can be only applied to micro sideslip, and to cutter group knot
Structure there are certain requirements.
Summary of the invention
The object of the present invention is to provide a kind of mechanism that the medium for being suitble to small-sized cutting apparatus is rectified a deviation and based on the mechanism
Automatic correction method.
In order to achieve the above object, the technical solution of the present invention is to provide a kind of automatic deviation rectifying mechanism, including support frame,
It is characterized by further comprising:
Drive roll on support frame, drive roll perpendicular to medium to be cut transmission direction, for will wait cut be situated between
Matter is transmitted to the direction of cutting mechanism；
N number of left pressing roll mechanism and N number of right pressing roll mechanism on support frame, N >=1, medium to be cut is from left roller machine
It is passed through between structure and drive roll and between right pressing roll mechanism and drive roll, the drive roll with left pressing roll mechanism and right pressing roll mechanism
Chucking power is provided to medium to be cut；
It is equipped with the left briquetting axis of N number of left briquetting and is equipped with the right briquetting axis of N number of right briquetting, left briquetting axis and right briquetting
It is located on support frame, left briquetting and left pressing roll mechanism correspond, and right briquetting and right pressing roll mechanism correspond, by left briquetting
Axis and left briquetting drive left pressing roll mechanism group movement, to adjust left pressing roll mechanism and drive roll treats the clamping for cutting medium
Power drives right pressing roll mechanism to act by right briquetting axis and right briquetting, to adjust right pressing roll mechanism and drive roll is treated and cuts Jie
The chucking power of matter；
Set on wait cut the marker on medium, transmission direction of the marker perpendicular to medium to be cut；
The left detection components and right detection components of markings for identification, left detection components are made of J left detection units,
Right detection components are made of K right detection units, J >=1, K >=1, and medium to be cut first passes through left detection components and right detection group
After part, using drive roll, control unit detects same on medium wait cut according to left detection components and right detection components
The time difference of marker drives left briquetting axis and right briquetting axis to act to adjust chucking power.
Preferably, the left briquetting and the right briquetting are cam, and structure is identical.
Preferably, the left pressing roll mechanism is identical as the structure of the right pressing roll mechanism, including is set on support frame as described above
Fixing seat and the lever compression bar hinged with fixing seat, make under the action of the spring lever compression bar one end be higher than lever
The other end of formula compression bar, and the higher one end in lever compression bar position is remained and corresponding left briquetting or right briquetting phase
Contact, so that left briquetting or right briquetting generate lower pressure to lever compression bar, the lower one end in lever compression bar position is equipped with
Resilient cylindrical roller free to rotate, resilient cylindrical roller cooperate the drive roll to form the clamping to the medium to be cut
Power.
Preferably, the quantity of the left detection unit is identical as the quantity of the right detection unit.
Preferably, the marker is L markings being distributed along the transmission direction of medium to be cut, and every markings hang down
Directly in the transmission direction of medium to be cut, and across entirely medium to be cut.
There is provided a kind of automatic deviation correction sides based on above-mentioned automatic deviation rectifying mechanism for another technical solution of the invention
Method, which comprises the following steps:
Step 1 drives left briquetting axis and right briquetting axis, drives left pressing roll mechanism group to act by left briquetting axis and left briquetting,
And drive right pressing roll mechanism to act by right briquetting axis and right briquetting, so that between left pressing roll mechanism and drive roll and right pressing roll mechanism
Gap is formed between drive roll, by the gap will medium be cut between left pressing roll mechanism and drive roll and right roller machine
It is passed through between structure and drive roll；
Step 2 drives left briquetting axis and right briquetting axis, drives left pressing roll mechanism to act by left briquetting axis and left briquetting, and
Right pressing roll mechanism movement is driven by right briquetting axis and right briquetting, so that left pressing roll mechanism cooperation drive roll is treated and cuts medium and formed
Chucking power, meanwhile, so that right pressing roll mechanism cooperation drive roll, which is treated, cuts medium formation chucking power；
Step 3 is transmitted medium to be cut to the direction of cutting mechanism from drive roll；
Step 4, in transmission process, if left detection components and right detection components be detected simultaneously by it is same on medium wait cut
One marker, then sideslip, return step 3 do not occur for medium to be cut, if left detection components are detected prior to right detection components
Wait cut the same marker on medium, then determines that right avertence occurs for medium to be cut, 5 are entered step, if right detection components are first
It detects in left detection components wait cut the same marker on medium, then determines that left avertence occurs for medium to be cut, into step
Rapid 6；
Step 5 obtains running deviation value according to the time difference by control unit, drives left briquetting axis and right briquetting according to running deviation value
Axis drives left pressing roll mechanism to act, so that left pressing roll mechanism and drive roll are treated and cut medium by left briquetting axis and left briquetting
Chucking power reduces, meanwhile, drive right pressing roll mechanism group to act by right briquetting axis and right briquetting, so that right pressing roll mechanism and drive roll
Treat the chucking power increase for cutting medium, return step 4；
Step 6 obtains running deviation value according to the time difference by control unit, drives left briquetting axis and right briquetting according to running deviation value
Axis drives left pressing roll mechanism group to act, so that left pressing roll mechanism and drive roll are treated and cut medium by left briquetting axis and left briquetting
Chucking power increase, meanwhile, drive right pressing roll mechanism to act by right briquetting axis and right briquetting, so that right pressing roll mechanism and drive roll
Treat the chucking power reduction for cutting medium, return step 4.
Preferably, method that chucking power increase is adjusted is realized using above-mentioned automatic deviation rectifying mechanism the following steps are included:
The small footpath direction for controlling the left briquetting axis toward the left briquetting cam profile turns certain angle, or described in control
The small footpath direction of right briquetting axis toward the right briquetting cam profile turns certain angle.
Preferably, using above-mentioned automatic deviation rectifying mechanism realize chucking power reduce the method adjusted the following steps are included:
The big footpath direction for controlling the left briquetting axis toward the left briquetting cam profile turns certain angle, or described in control
The big footpath direction of right briquetting axis toward the right briquetting cam profile turns certain angle.
Due to the adoption of the above technical solution, compared with prior art, the present invention having the following advantages that and actively imitating
Fruit: using the improvement of roller group structure, do not increase redundant structure, save space；Small device especially transmission range may be implemented
The correction of short equipment.
Detailed description of the invention
Fig. 1 is composition schematic diagram of the invention；
Fig. 2 is partial schematic diagram of the invention；
Fig. 3 is the medium conveying of cutting apparatus according to the present invention and the schematic diagram of correction process.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
The present invention relates to a kind of deviation correction mechanisms of cutting apparatus, as shown in Figure 1, including support frame 1, drive roll 2, left pressure roller
Mechanism 3, right pressing roll mechanism, left briquetting axis 4, right briquetting axis 4 ', left briquetting 5, right briquetting, left detection sensor 6-1, right detection pass
Sensor 6-2.
Supporting element 1 is door type structure supporting element, for installing other components, and is fixed on the rack of guillotine complete machine
On.Drive roll 2 is installed in rotation on support frame 1, and drives drive roll 2 to revolve by the power mechanism one of control unit control
Transhipment is dynamic.Left pressing roll mechanism 3 and right pressing roll mechanism are mounted on the top of deviation correction mechanism, and left pressing roll mechanism 3 and right pressing roll mechanism are equal
With drive roll 2 is tangent contacts.Left briquetting axis 4 and right briquetting axis 4 ' are installed in rotation on the left and right sides of support frame 1 simultaneously respectively
Its rotation is driven by the left power mechanism two and right power mechanism two of control unit control.Left briquetting 5 is consolidated in a manner of shaft hole matching
On left briquetting axis 4, right briquetting is equally fixedly mounted on right briquetting axis 4 ' in a manner of shaft hole matching for Dingan County.Left briquetting 5 and
The quantity of right briquetting is suitable with the quantity of left pressing roll mechanism 3 and right pressing roll mechanism respectively, and corresponds.In the present embodiment,
Left briquetting 5 and right briquetting at least have 4 and 4 or more quantity and double of equal part is on the left briquetting axis 4 of the left and right sides and the right side
On briquetting axis 4 '.Left detection sensor 6-1, right detection sensor 6-2 are arranged in the left and right sides, and are fixedly mounted on support frame 1
On, left detection sensor 6-1, right detection sensor 6-2 are located at the top of medium 7 to be cut.
In the present embodiment, left pressing roll mechanism is identical as the structure of right pressing roll mechanism, and the present embodiment is with left pressing roll mechanism
Example is illustrated.It is illustrated in figure 2 partial view of the invention.Wherein, left pressing roll mechanism includes fixing seat 31, lever pressing plate
32, spring 33 and resilient cylindrical roller 34.Fixing seat 31 is fixedly mounted on support frame 1.The middle part of lever pressing plate 32 is to cut with scissors
Meeting fulcrum A is that center of rotation is rotatably installed in fixing seat 31, and elasticity free to rotate is installed in the front end of lever pressing plate 32
Cylindrical roll 34.Resilient cylindrical roller 34 is arranged in the top of drive roll 2 and the plane tangent with drive roll 2.Lever compression bar 32
End is a flat surface and is kept in contact always with the surface of corresponding left briquetting 5.The upper end of spring 33 is fixedly mounted on fixing seat
31 top, the other end of spring 33 are fixedly mounted on a certain position at hinged support A between 32 end of lever compression bar
Place, spring 33 are two and are arranged in the both ends of fixing seat 31.Under the action of spring 33, the outer surface of left briquetting 5 is begun
It is contacted eventually with the end of lever pressing plate 32.
In conjunction with Fig. 3, the automatic correction method based on deviation correction mechanism disclosed in the present embodiment includes the following steps；
Step 1, left power mechanism two and right power mechanism two drive left briquetting axis 4 and right pressure under the control of the control unit
Block axis 4 ' turns an angle in the same direction, so that the bullet of the resilient cylindrical roller 34 of left pressing roll mechanism 3 and right pressing roll mechanism
Property cylindrical roll is lifted and leaves the surface of drive roll 2；
Step 2 passes through medium 7 to be cut, medium 7 to be cut between drive roll 2 and left pressing roll mechanism 3, right pressing roll mechanism
After passing through, left power mechanism two and right power mechanism two drive left briquetting axis 4 and right briquetting axis 4 ' under the control of the control unit
It is turned an angle with the direction opposite with step 1, so that the resilient cylindrical roller 34 of left pressing roll mechanism 3 and right pressing roll mechanism
Resilient cylindrical roller is depressed on medium 7 to be cut；
Step 3, under the driving of drive roll 2, medium 7 to be cut, which is driven, to be at the uniform velocity fed forward.
Step 4, in the transmission process of medium 7 to be cut, be located at the left detection sensor 6-1 in 7 top of medium to be cut, right detection
Sensor 6-2 is for detecting whether medium 7 to be cut occurs sideslip.If left detection sensor 6-1, right detection sensor 6-2 are simultaneously
Detect the lateral marker line Tx detected on medium 7 to be cut, then medium 7 to be cut is there is no sideslip, at this time left detection sensor
6-1, right detection sensor 6-2 will test result back to control unit, not deal with, return step 3；If left detection sensor
6-1 detects lateral marker line Tx prior to right detection sensor 6-2, then is determined as right avertence, enters step 5；If right detection sensing
Device 6-2 detects lateral marker line Tx prior to left detection sensor 6-1, then is determined as left avertence, enters step 6；
Step 5, left detection sensor 6-1, right detection sensor 6-2 return the result to control unit, according to transmission speed
Degree and running deviation value, right power mechanism two drive right briquetting axis 4 ' to turn right the cam profile path of briquetting under the control of the control unit
Direction turns certain angle, meanwhile, left power mechanism two drives left briquetting axis 4 to turn one in the opposite direction under the control of the control unit
Determine angle, return step 4；
Step 6, left detection sensor 6-1, right detection sensor 6-2 return the result to control unit, according to transmission speed
Degree and running deviation value, left power mechanism two drive left briquetting axis 4 to turn left the cam profile path of briquetting 5 under the control of the control unit
Direction turns an angle, meanwhile, right power mechanism two drives right briquetting axis 4 ' in the opposite direction under the control of the control unit
Turn certain angle, return step 4.
The medium to be cut 7 of sideslip is adjusted by step 5 and step 6, until being adjusted to no sideslip.It is cut
Medium is passed to 8 transversely cutting of revolving knife, is then slit 9 slit shearing of knife again into several after correction.
It should be noted that for realizing shown in deviation correction mechanism disclosed by the invention and method for correcting error not only Fig. 2 and Fig. 3
One kind, without departing from the present invention, those skilled in the art can design different mechanisms to realize this
The method for correcting error of invention.
Claims (8)
1. a kind of automatic deviation rectifying mechanism, including support frame, which is characterized in that further include:
Drive roll on support frame, drive roll perpendicular to medium to be cut transmission direction, for will medium be cut to
It transmits in the direction of cutting mechanism；
N number of left pressing roll mechanism and N number of right pressing roll mechanism on support frame, N >=1, medium to be cut from left pressing roll mechanism with
Passed through between drive roll and between right pressing roll mechanism and drive roll, from left pressing roll mechanism and right pressing roll mechanism cooperate drive roll to
It cuts medium and chucking power is provided；
It is equipped with the left briquetting axis of N number of left briquetting and is equipped with the right briquetting axis of N number of right briquetting, left briquetting axis and right briquetting axis are set
In on support frame, left briquetting and left pressing roll mechanism are corresponded, and right briquetting and right pressing roll mechanism correspond, by left briquetting axis and
Left briquetting drives left pressing roll mechanism group movement, thus adjust left pressing roll mechanism and drive roll treats the chucking power for cutting medium, by
Right briquetting axis and right briquetting drive right pressing roll mechanism movement, to adjust right pressing roll mechanism and drive roll treats the folder for cutting medium
Holding force；
Set on wait cut the marker on medium, transmission direction of the marker perpendicular to medium to be cut；
The left detection components and right detection components of markings for identification, left detection components are made of J left detection units, right inspection
It surveys component to be made of K right detection units, J >=1, K >=1, after cutting medium and first passing through left detection components and right detection components,
Using drive roll, control unit is detected according to left detection components and right detection components wait cut the same marker on medium
Time difference drive left briquetting axis and the right briquetting axis to act not to adjust chucking power.
2. a kind of automatic deviation rectifying mechanism as described in claim 1 and method, which is characterized in that the left briquetting and the right pressure
Block is cam, and structure is identical.
3. a kind of automatic deviation rectifying mechanism as claimed in claim 2 and method, which is characterized in that the left pressing roll mechanism with it is described
The structure of right pressing roll mechanism is identical, the fixing seat including being set on support frame as described above and the lever compression bar hinged with fixing seat,
Make one end of lever compression bar be higher than the other end of lever compression bar under the action of the spring, and makes lever compression bar position
Higher one end is remained to be in contact with corresponding left briquetting or right briquetting, so that left briquetting or right briquetting are to lever compression bar
Lower pressure is generated, the lower one end in lever compression bar position is equipped with resilient cylindrical roller free to rotate, and resilient cylindrical roller is matched
It closes the drive roll and the chucking power is formed to the medium to be cut.
4. a kind of automatic deviation rectifying mechanism as described in claim 1 and method, which is characterized in that the quantity of the left detection unit
It is identical as the quantity of the right detection unit.
5. a kind of automatic deviation rectifying mechanism as described in claim 1 and method, which is characterized in that the marker is along wait cut
L markings of the transmission direction distribution of medium, every markings perpendicular to medium to be cut transmission direction, and across entire
Medium to be cut.
6. a kind of automatic correction method based on automatic deviation rectifying mechanism described in claim 1, which is characterized in that including following step
It is rapid:
Step 1 drives left briquetting axis and right briquetting axis, drives left pressing roll mechanism to act by left briquetting axis and left briquetting, and by the right side
Briquetting axis and right briquetting drive right pressing roll mechanism movement, so that between left pressing roll mechanism and drive roll and right pressing roll mechanism and actively
Gap is formed between roller, by the gap will medium be cut between left pressing roll mechanism and drive roll and right pressing roll mechanism and master
It is passed through between dynamic roller；
Step 2 drives left briquetting axis and right briquetting axis, drives left pressing roll mechanism to act by left briquetting axis and left briquetting, and by the right side
Briquetting axis and right briquetting drive right pressing roll mechanism movement, so that left pressing roll mechanism cooperation drive roll, which is treated, cuts medium formation clamping
Power, meanwhile, so that right pressing roll mechanism cooperation drive roll, which is treated, cuts medium formation chucking power；
Step 3 is transmitted medium to be cut to the direction of cutting mechanism from drive roll；
Step 4, in transmission process, if left detection components and right detection components be detected simultaneously by it is same on medium wait cut
Marker, then sideslip do not occur for medium to be cut, return step 3, if left detection components detected prior to right detection components it is to be cut
The same marker on medium is cut, then determines that right avertence occurs for medium to be cut, 5 is entered step, if right detection components are prior to a left side
Detection components are detected wait cut the same marker on medium, then determine that left avertence occurs for medium to be cut, enter step 6；
Step 5 obtains running deviation value according to the time difference by control unit, drives left briquetting axis and right briquetting axis according to running deviation value, by
Left briquetting axis and left briquetting drive left pressing roll mechanism movement, so that left pressing roll mechanism and drive roll treat the chucking power for cutting medium
Reduce, meanwhile, drive right pressing roll mechanism group to act by right briquetting axis and right briquetting, so that right pressing roll mechanism group and drive roll are treated
The chucking power for cutting medium increases, return step 4；
Step 6 obtains running deviation value according to the time difference by control unit, drives left briquetting axis and right briquetting axis according to running deviation value, by
Left briquetting axis and left briquetting drive left pressing roll mechanism movement, so that left pressing roll mechanism and drive roll treat the chucking power for cutting medium
Increase, meanwhile, drive right pressing roll mechanism to act by right briquetting axis and right briquetting, so that right pressing roll mechanism and drive roll are treated and cut
The chucking power of medium reduces, return step 4.
7. a kind of automatic correction method as claimed in claim 6, which is characterized in that using as claimed in claim 3 automatic
Deviation correction mechanism realize chucking power increase adjust method the following steps are included:
The small footpath direction for controlling the left briquetting axis toward the left briquetting cam profile turns certain angle, or the control right pressure
The small footpath direction of block axis toward the right briquetting cam profile turns certain angle.
8. a kind of automatic correction method as claimed in claim 6, which is characterized in that using as claimed in claim 3 automatic
Deviation correction mechanism realize chucking power reduce adjust method the following steps are included:
The big footpath direction for controlling the left briquetting axis toward the left briquetting cam profile turns certain angle, or the control right pressure
The big footpath direction of block axis toward the right briquetting cam profile turns certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121964.6A CN109292491B (en) | 2018-09-26 | 2018-09-26 | Automatic deviation rectifying mechanism and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121964.6A CN109292491B (en) | 2018-09-26 | 2018-09-26 | Automatic deviation rectifying mechanism and method |
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| Publication Number | Publication Date |
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| CN109292491A true CN109292491A (en) | 2019-02-01 |
| CN109292491B CN109292491B (en) | 2021-02-05 |
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ID=65164116
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811121964.6A Active CN109292491B (en) | 2018-09-26 | 2018-09-26 | Automatic deviation rectifying mechanism and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60167841A (en) * | 1984-02-09 | 1985-08-31 | Fuji Xerox Co Ltd | Paper skew correcting device |
| JPH0867377A (en) * | 1994-08-31 | 1996-03-12 | Fujitsu Ltd | Paper sheet carrying device |
| JPH10109789A (en) * | 1996-10-01 | 1998-04-28 | Mita Ind Co Ltd | Paper sheet conveying device |
-
2018
- 2018-09-26 CN CN201811121964.6A patent/CN109292491B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60167841A (en) * | 1984-02-09 | 1985-08-31 | Fuji Xerox Co Ltd | Paper skew correcting device |
| JPH0867377A (en) * | 1994-08-31 | 1996-03-12 | Fujitsu Ltd | Paper sheet carrying device |
| JPH10109789A (en) * | 1996-10-01 | 1998-04-28 | Mita Ind Co Ltd | Paper sheet conveying device |
Non-Patent Citations (1)
| Title |
|---|
| 陈垒: "自动裁切机的机械设计", 《自动裁切机的机械设计》 * |
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Effective date of registration: 20211228 Address after: 334202 Xiangtun Ecological Industrial Park B05-02, Dexing high tech Industrial Park, Shangrao City, Jiangxi Province Patentee after: Jiangxi Dele Intelligent Technology Co.,Ltd. Address before: 200050 No. 1882, Changning District, Shanghai, West Yan'an Road Patentee before: DONGHUA University |
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