CN114030927A - Automatic hole waste discharging and cleaning production equipment and method for Mini LED reflector plate - Google Patents
Automatic hole waste discharging and cleaning production equipment and method for Mini LED reflector plate Download PDFInfo
- Publication number
- CN114030927A CN114030927A CN202111262694.2A CN202111262694A CN114030927A CN 114030927 A CN114030927 A CN 114030927A CN 202111262694 A CN202111262694 A CN 202111262694A CN 114030927 A CN114030927 A CN 114030927A
- Authority
- CN
- China
- Prior art keywords
- carrier
- film
- shaft
- carrier tape
- reflector plate
- 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
Links
- 239000002699 waste material Substances 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 title claims abstract description 18
- 238000007599 discharging Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 54
- 238000005520 cutting process Methods 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 6
- 239000012528 membrane Substances 0.000 abstract description 9
- 238000003754 machining Methods 0.000 abstract description 4
- 238000005096 rolling process Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/10—Arrangements for effecting positive rotation of web roll
Abstract
The invention discloses automatic hole waste discharging and cleaning production equipment and method for a Mini LED reflector plate, and the equipment comprises a processing rack, wherein the processing rack comprises a reflecting material unreeling shaft, a first carrier tape film unreeling shaft, a second carrier tape film reeling shaft, a cutting hob and a first carrier tape film reeling shaft; through being provided with reflection material and unreeling the axle, first carrier band membrane is unreeled the axle, the axle is unreeled to second carrier band membrane, second carrier band membrane rolling axle, first carrier band membrane rolling axle, cut hobbing cutter and backing roll, avoid after the trompil to the reflector plate, need make downthehole waste material and reflector plate material separation in addition, the device can make downthehole waste material discharge fast, reduces the processing step, improves machining efficiency.
Description
Technical Field
The invention belongs to the technical field of reflector plate processing, and particularly relates to automatic hole waste discharging clean production equipment and method for a Mini LED reflector plate.
Background
The MINI LED reflective sheet is an important component of a new display such as MINI LED TV, MINI LED MNT, and is of essential importance in the field of MINI LED display. Because MINI LED lamp pearl size is little, and the precision is high, is high density rectangle array arrangement, and the precision requirement between lamp pearl is high. The MINI LED reflector plate used in cooperation with the MINI LED reflector plate also has high precision requirement, and can be used in cooperation with a lamp bead.
Current reflector plate is adding man-hour, generally is through the punching press trompil, and the machining precision effect is not good, needs to make trompil waste material and material finished product separation in addition behind the trompil, and manufacturing procedure needs separately to go on, and is comparatively loaded down with trivial details, influences machining efficiency, is not convenient for discharge the waste material of section hole in-process fast, and is not good to waste material exhaust effect, for this reason we provide a automatic waste cleaning production equipment and method of arranging hole of Mini LED reflector plate.
Disclosure of Invention
The invention aims to provide equipment and a method for automatically discharging and cleaning Mini LED reflector plates to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the automatic hole waste discharging and cleaning production equipment for the Mini LED reflector comprises a processing rack, wherein the processing rack comprises a reflection material unreeling shaft, a first carrier tape film unreeling shaft, a second carrier tape film reeling shaft, a cutting hob and a first carrier tape film reeling shaft, the reflection material unreeling shaft is rotatably installed at one end of the processing rack, the first carrier tape film unreeling shaft is arranged at the lower end of the processing rack, the second carrier tape film unreeling shaft and the first carrier tape film unreeling shaft are arranged side by side, the first carrier tape film reeling shaft is rotatably installed at the other end of the processing rack, the second carrier tape film reeling shaft is arranged between the second carrier tape film unreeling shaft and the first carrier tape film reeling shaft, the cutting hob is rotatably installed in the middle of the processing rack, a supporting roll is arranged on the processing rack, and the supporting roll is in contact with the cutting hob, and a pressing roller is rotatably arranged on the processing rack corresponding to the cutting hob.
Preferably, a material guide frame is arranged at one end, close to the first carrier tape film unreeling shaft, of the processing rack, and two second guide rollers are rotatably arranged at two ends of the material guide frame.
Preferably, the other end of the processing rack is provided with a connecting plate, and the connecting plate is rectangular.
Preferably, the connecting plate and the processing rack are fixed through a support rod.
Preferably, the length of the reflecting material unreeling shaft is equal to that of the first carrier tape film unreeling shaft.
Preferably, the length of the compression roller is equal to that of the support roller, and two positions are arranged on the compression roller (11).
Preferably, the supporting rollers are provided with three positions, the other supporting rollers are located below the pressing roller, and the length of the supporting rollers is equal to that of the cutting hob.
A method for automatically discharging hole waste and cleaning production equipment of a Mini LED reflector plate comprises the following steps:
a. the method comprises the following steps of (1) sleeving a reflector plate material on a reflector material unwinding shaft, sleeving a first carrier tape film on a first carrier tape film unwinding shaft, and sleeving a second carrier tape film on a second carrier tape film unwinding shaft;
b. the reflector plate material is transmitted to the pressing roller through the guide roller, the first carrier tape film is transmitted to the pressing roller through the material guide frame, and the reflector plate material, the first carrier tape film and the second carrier tape film are pressed and fixed through the pressing roller and the supporting roller;
c. conveying the fixed composition to a position between a supporting roller and a cutting hob, cutting the hole site of the reflector material by rotating the cutting hob, and adhering and fixing the cut waste material and the first carrier film;
d. the second carrier film is wound by a second carrier film winding shaft, and the reflector plate material with the cut hole positions and the first carrier film are conveyed by other pressing rollers and supporting rollers;
e. the first carrier tape film winding shaft winds the first carrier tape film and the waste materials, and the reflector plate materials with the cut hole positions are conveyed to the plate receiving plate.
Preferably, the first carrier film and the second carrier film each have a surface with tackiness.
Preferably, the second carrier film has a hardness greater than that of the first carrier film.
Compared with the prior art, the invention has the beneficial effects that:
through being provided with the reflection material and unreeling the axle, first carrier band membrane unreels the axle, the axle is unreeled to second carrier band membrane, second carrier band membrane rolling axle, first carrier band membrane rolling axle, cut hobbing cutter and backing roll, avoid after the trompil to the reflector plate, need make downthehole waste material and reflector plate material separation in addition, the device can make downthehole waste material discharge fast, reduce the processing step, improve machining efficiency, it is effectual to carry out the trompil through the rotation that cuts the hobbing cutter, the precision is good, easy to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the unwinding shaft of the reflective material of the present invention;
in the figure: 1. processing the frame; 2. a material guide frame; 3. reflecting the material unreeling shaft; 4. a first carrier tape film unwinding shaft; 5. a second carrier film unwinding shaft; 6. a second carrier film take-up shaft; 7. a first carrier tape film take-up shaft; 8. a splice plate; 9. cutting a hob; 10. a support roller; 11. and a pressure roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a Mini LED reflector plate automatic hole-discharging waste cleaning production device comprises a processing rack 1, wherein the processing rack 1 comprises a reflection material unreeling shaft 3, a first carrier tape film unreeling shaft 4, a second carrier tape film unreeling shaft 5, a second carrier tape film reeling shaft 6, a cutting hob cutter 9 and a first carrier tape film reeling shaft 7, the reflection material unreeling shaft 3 is rotatably installed at one end of the processing rack 1 to facilitate the unreeling of reflector plate materials, the first carrier tape film unreeling shaft 4 is arranged at the lower end of the processing rack 1 to facilitate the unreeling of a first carrier tape film, the second carrier tape film unreeling shaft 5 and the first carrier tape film unreeling shaft 4 are arranged side by side to facilitate the unreeling of a second carrier tape film, the first carrier tape film reeling shaft 7 is rotatably installed at the other end of the processing rack 1 to facilitate the collection of a first carrier tape film and hole-forming waste, the second carrier tape film reeling shaft 6 is arranged between the second carrier tape film unreeling shaft 5 and the first carrier film reeling shaft 7, be convenient for receive the material to the second carrier band membrane, cut hobbing cutter 9 and rotate and install in the middle part of processing frame 1, be provided with backing roll 10 on the processing frame 1, backing roll 10 is corresponding with cutting hobbing cutter 9, is convenient for carry out the trompil to the reflector plate material, is provided with pinch roll 11 on the processing frame 1 corresponding to cutting hobbing cutter 9 one side, is convenient for carry out guiding orientation to the reflector plate material.
Preferably, the processing frame 1 is provided with the guide frame 2 near one end of the first carrier tape film unreeling shaft 4, and two second guide rollers are rotatably arranged at two ends of the guide frame 2, so that the first carrier tape film is guided conveniently.
Preferably, the other end of the processing rack 1 is provided with a connecting plate 8, so that the punched reflector plate material can be conveniently placed, and the connecting plate 8 is rectangular.
Preferably, the connecting plate 8 is fixed with the processing rack 1 through a support rod, so that the connecting plate 8 can be conveniently installed.
Preferably, the length of the reflection material unreeling shaft 3 is equal to that of the first carrier film unreeling shaft 4, so that the length of the first carrier film is matched with that of the reflection sheet material.
Preferably, the length of the pressing roller (11) is opposite to that of the supporting roller (10), and two positions are arranged on the pressing roller (11).
Preferably, the supporting rollers 10 are arranged at three positions, the other supporting rollers 10 are located below the pressing roller 11, so that the reflector plate material can be guided and clamped better, and the length of the supporting rollers 10 is equal to that of the cutting hob 9.
A method for automatically discharging hole waste and cleaning production equipment of a Mini LED reflector plate comprises the following steps:
a. the method comprises the following steps of (1) sleeving a reflector plate material on a reflector material unreeling shaft 3, sleeving a first carrier tape film on a first carrier tape film unreeling shaft 4, and sleeving a second carrier tape film on a second carrier tape film unreeling shaft 5;
b. the reflector plate material is transmitted to a pressing roller 11 through a guide roller, the first carrier tape film is transmitted to the pressing roller 11 through a guide frame 2, and the reflector plate material, the first carrier tape film and the second carrier tape film are pressed and fixed through the pressing roller 11 and a supporting roller 10;
c. conveying the fixed composition to a position between a supporting roller 10 and a cutting hob 9, cutting the hole site of the reflector plate material by rotating the cutting hob 9, and adhering and fixing the cut waste material and the first carrier film;
d. the second carrier film is wound by a second carrier film winding shaft 6, and the reflector plate material with the cut hole position and the first carrier film are conveyed by another pressing roller 11 and a supporting roller 10;
e. the first carrier tape film winding shaft 7 winds the first carrier tape film and the waste materials, and the reflector plate materials with the cut hole positions are conveyed to the plate receiving plate 8.
Preferably, the surfaces of the first carrier tape film and the second carrier tape film are both sticky, so that the reflector plate material, the first carrier tape film and the second carrier tape film can be fixed better, and waste materials can be discharged from the inner side of the opening conveniently.
Preferably, the hardness of the second carrier film is greater than that of the first carrier film, so that the reflector plate material is conveniently supported.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an automatic useless clean production facility in hole of arranging of Mini LED reflector plate, includes processing frame (1), its characterized in that: the processing rack (1) comprises a reflection material unreeling shaft (3), a first carrier band film unreeling shaft (4), a second carrier band film unreeling shaft (5), a second carrier band film reeling shaft (6), a cutting hob (9) and a first carrier band film reeling shaft (7), wherein the reflection material unreeling shaft (3) is rotatably installed at one end of the processing rack (1), the first carrier band film unreeling shaft (4) is arranged at the lower end of the processing rack (1), the second carrier band film unreeling shaft (5) and the first carrier band film unreeling shaft (4) are arranged side by side, the first carrier band film reeling shaft (7) is rotatably installed at the other end of the processing rack (1), the second carrier band film reeling shaft (6) is arranged between the second carrier band film unreeling shaft (5) and the first carrier band film reeling shaft (7), and the cutting hob (9) is rotatably installed at the middle part of the processing rack (1), the processing machine is characterized in that a supporting roller (10) is arranged on the processing machine frame (1), the supporting roller (10) corresponds to the cutting hob (9), and a pressing roller (11) is arranged on the processing machine frame (1) corresponding to one side of the cutting hob (9).
2. The automatic hole waste discharging and cleaning production equipment for the Mini LED reflector plates as claimed in claim 1, wherein the equipment comprises: one end of the processing rack (1) close to the first carrier tape film unreeling shaft (4) is provided with a material guide frame (2), and two second guide rollers are rotatably arranged at two ends of the material guide frame (2).
3. The automatic hole waste discharging and cleaning production equipment for the Mini LED reflector plates as claimed in claim 1, wherein the equipment comprises: the other end of the processing rack (1) is provided with a connecting plate (8), and the connecting plate (8) is rectangular.
4. The automatic hole waste discharging and cleaning production equipment for the Mini LED reflector plates as claimed in claim 3, wherein the equipment comprises: the connecting plate (8) is fixed with the processing rack (1) through a support rod.
5. The automatic hole waste discharging and cleaning production equipment for the Mini LED reflector plates as claimed in claim 1, wherein the equipment comprises: the length of the reflection material unreeling shaft (3) is equal to that of the first carrier film unreeling shaft (4).
6. The automatic hole waste discharging and cleaning production equipment for the Mini LED reflector plates as claimed in claim 1, wherein the equipment comprises: the length of the pressing roller (11) is equal to that of the supporting roller (10), and the pressing roller (11) is provided with two positions.
7. The automatic hole waste discharging and cleaning production equipment for the Mini LED reflector plates as claimed in claim 1, wherein the equipment comprises: the supporting roller (10) is provided with three positions, the other supporting roller (10) is located below the pressing roller (11), and the length of the supporting roller (10) is equal to that of the cutting hob (9).
8. The method for automatically discharging hole waste and cleaning production equipment of the Mini LED reflector plate as claimed in any one of claims 1 to 7, wherein the method comprises the following steps: the method comprises the following steps:
a. the reflective sheet material is sleeved on the reflective material unreeling shaft (3), so that the first carrier tape film is sleeved on the first carrier tape film unreeling shaft (4), and the second carrier tape film is sleeved on the second carrier tape film unreeling shaft (5);
b. the reflector plate material is transmitted to a pressing roller (11) through a guide roller, the first carrier tape film is transmitted to the pressing roller (11) through a material guide frame (2), and the reflector plate material, the first carrier tape film and the second carrier tape film are pressed and fixed through the pressing roller (11) and a supporting roller (10);
c. the fixed composition is conveyed to a position between a supporting roller (10) and a cutting hob (9), the cutting hob (9) rotates to cut hole sites of the reflector plate material, and the cut waste materials are adhered and fixed with a first carrier film;
d. the second carrier film is wound by a second carrier film winding shaft (6), and the reflector plate material with the cut hole position and the first carrier film are conveyed by another pressing roller (11) and a supporting roller (10);
e. the first carrier tape film winding shaft (7) winds the first carrier tape film and the waste materials, and the reflector plate materials with the cut hole positions are conveyed to the plate receiving plate (8).
9. The method of claim 8 for automatically discharging hole waste and cleaning production equipment for the Mini LED reflector plate, which is characterized in that: the surfaces of the first carrier film and the second carrier film are both sticky.
10. The method of claim 8 for automatically discharging hole waste and cleaning production equipment for the Mini LED reflector plate, which is characterized in that: the second carrier film has a hardness greater than that of the first carrier film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111262694.2A CN114030927A (en) | 2021-10-28 | 2021-10-28 | Automatic hole waste discharging and cleaning production equipment and method for Mini LED reflector plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111262694.2A CN114030927A (en) | 2021-10-28 | 2021-10-28 | Automatic hole waste discharging and cleaning production equipment and method for Mini LED reflector plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114030927A true CN114030927A (en) | 2022-02-11 |
Family
ID=80142166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111262694.2A Pending CN114030927A (en) | 2021-10-28 | 2021-10-28 | Automatic hole waste discharging and cleaning production equipment and method for Mini LED reflector plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114030927A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005072460A (en) * | 2003-08-27 | 2005-03-17 | Mitsui Mining & Smelting Co Ltd | Punching apparatus |
| CN104441057A (en) * | 2014-12-16 | 2015-03-25 | 苏州米达思精密电子有限公司 | Support plate production device with automatic waste discharge function |
| CN110167264A (en) * | 2018-03-30 | 2019-08-23 | 苏州吉耐特信息科技有限公司 | A kind of punch device for the PCB circuit board cleared up in hole |
| CN211541461U (en) * | 2020-01-17 | 2020-09-22 | 昆山域之光电子有限公司 | Circular knife die cutting production line |
| CN211682437U (en) * | 2020-01-17 | 2020-10-16 | 昆山域之光电子有限公司 | Waste discharge device for circular knife |
| CN113305928A (en) * | 2021-06-11 | 2021-08-27 | 苏州滕艺科技有限公司 | Metal film pasting and cutting equipment and processing method for preventing orifice from being stuck with waste materials |
-
2021
- 2021-10-28 CN CN202111262694.2A patent/CN114030927A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005072460A (en) * | 2003-08-27 | 2005-03-17 | Mitsui Mining & Smelting Co Ltd | Punching apparatus |
| CN104441057A (en) * | 2014-12-16 | 2015-03-25 | 苏州米达思精密电子有限公司 | Support plate production device with automatic waste discharge function |
| CN110167264A (en) * | 2018-03-30 | 2019-08-23 | 苏州吉耐特信息科技有限公司 | A kind of punch device for the PCB circuit board cleared up in hole |
| CN211541461U (en) * | 2020-01-17 | 2020-09-22 | 昆山域之光电子有限公司 | Circular knife die cutting production line |
| CN211682437U (en) * | 2020-01-17 | 2020-10-16 | 昆山域之光电子有限公司 | Waste discharge device for circular knife |
| CN113305928A (en) * | 2021-06-11 | 2021-08-27 | 苏州滕艺科技有限公司 | Metal film pasting and cutting equipment and processing method for preventing orifice from being stuck with waste materials |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4306928A (en) | Process for making adhesive tape | |
| CN219031196U (en) | Automatic plastic sheet winding, cutting and winding device | |
| CN207726481U (en) | A kind of photosensitive compound film slitting equipment | |
| CN110540092A (en) | Intelligent control printing and die cutting integrated machine | |
| CN108032588A (en) | The compound overall transverse cutting unit of sponge | |
| CN114030927A (en) | Automatic hole waste discharging and cleaning production equipment and method for Mini LED reflector plate | |
| CN113335985A (en) | Processing technology of adhesive label paper | |
| CN114551650B (en) | Packaging equipment for solar photovoltaic panel production | |
| CN210504890U (en) | High-speed non-stop winding device | |
| CN216736849U (en) | Automatic double faced adhesive tape cutting, feeding and rolling and pasting mechanism | |
| CN213386917U (en) | Adhesive tape slitting machine | |
| CN210967202U (en) | Sheet cutting production equipment is used in production of mirror surface aluminum plate | |
| CN209889913U (en) | Unwinding mechanism and coating machine are received to coating machine | |
| CN211619470U (en) | Paper feeding device of laminating machine | |
| CN209973883U (en) | Cutting mechanism of adhesive tape cutting machine | |
| CN113878972A (en) | Multilayer composite automatic bonding device for colloidal gold lateral chromatography test paper strip | |
| CN113120670A (en) | Preparation method of sealed polyethylene foam adhesive tape | |
| CN214003490U (en) | Semi-automatic slitting machine | |
| CN220596584U (en) | Proton exchange membrane tectorial membrane changing device | |
| CN216609270U (en) | Multi-band superposition dividing device | |
| CN215471656U (en) | Adhesive label die cutting device | |
| CN213674433U (en) | Die-cutting mechanism of shading sticky tape | |
| CN218695946U (en) | Rolling, slitting and numerical control integrated all-in-one machine | |
| CN215287288U (en) | Double-station exchange rewinder capable of automatically reeling without glue | |
| CN211279795U (en) | Side overflow prevention adhesive tape production device for packaging paper production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220211 |
|
| RJ01 | Rejection of invention patent application after publication |