CN108439779A - A kind of panel processing unit (plant) - Google Patents
A kind of panel processing unit (plant) Download PDFInfo
- Publication number
- CN108439779A CN108439779A CN201810534373.5A CN201810534373A CN108439779A CN 108439779 A CN108439779 A CN 108439779A CN 201810534373 A CN201810534373 A CN 201810534373A CN 108439779 A CN108439779 A CN 108439779A
- Authority
- CN
- China
- Prior art keywords
- rack
- fractures
- glass substrate
- block
- cylinder
- 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
- 239000011521 glass Substances 0.000 claims abstract description 80
- 239000000758 substrate Substances 0.000 claims abstract description 77
- 238000005520 cutting process Methods 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 240000007643 Phytolacca americana Species 0.000 claims abstract description 17
- 238000005498 polishing Methods 0.000 claims abstract description 12
- 241000196324 Embryophyta Species 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/10—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The present invention relates to panel manufacture fields, and in particular to mechanism and cutting strip breaking mechanism are removed in a kind of panel processing unit (plant), including fastening；Fastening remove mechanism include servo motor, the rack being slideably positioned in rack and be fixed on rack two fastenings, be fixedly connected with and rack meshed gears on servo motor output shaft；Cutting strip breaking mechanism includes cutter unit and the polishing unit that fractures, cutter unit includes poke rod, swinging block and cutting blade, swinging block one end is hinged with rack, swinging block is equipped with strip-shaped hole, cutting blade is fixed on the swinging block other end, poke rod one end is fixedly connected with servo motor output shaft, and the poke rod other end is slideably positioned in strip-shaped hole；The polishing unit connecting rod that fractures and the sanding block that fractures, the sanding block that fractures are slideably positioned in rack, and connecting rod one end and the sanding block that fractures are hinged, and the connecting rod other end is hinged with the swinging block other end.When using the technical program, Cutting Drag can be reduced and polished glass substrate.
Description
Technical field
The present invention relates to panel manufacture fields, and in particular to a kind of panel processing unit (plant).
Background technology
Liquid crystal display panel is mainly made of layer glass substrate and the liquid crystal being mixed among layer glass substrate.In liquid crystal
In the manufacturing process of panel, need first to cut glass substrate.Traditional cutting mode is by the way that glass substrate to be fixed on
In supporting table, then glass substrate is cut by glass cutter, but needs manually to cut away after dicing
Waste material is got rid of.It now mostly uses cutting blade to cut glass substrate, such cutting blade can pierce through glass substrate, cutting
Waste material can be fallen automatically after the completion.But since cutting blade can be embedded in glass substrate, the resistance suffered by cutting blade is larger,
It is unfavorable for the cutting of glass substrate；And also need to polish to the cut surface of glass substrate after the completion of cutting, on the one hand it is
Ensure not hurt finger when carrying, is on the other hand the assembly for product and quality requirement.
Invention content
The purpose of the present invention is to provide a kind of reduction Cutting Drag and the devices polished glass substrate.
In order to achieve the above objectives, technical scheme of the present invention provides a kind of panel processing unit (plant), including rack, fastening are removed
Mechanism and cutting strip breaking mechanism；It includes servo motor, rack and two fastening blocks, the rack sliding that mechanism is removed in the fastening
It is set in rack, two fastening blocks are fixed on rack, and the servo motor is fixed on the rack, on servo motor output shaft
It has been fixedly and coaxially connected gear, the wheel and rack engagement；
The cutting strip breaking mechanism includes cutter unit and the polishing unit that fractures, and the cutter unit includes poke rod, pendulum
One end of motion block and cutting blade, the swinging block is hinged with rack, and the swinging block is equipped with strip-shaped hole, the cutting blade
It is fixed on the other end of swinging block, one end of the poke rod is fixedly connected with servo motor output shaft, the poke rod
The other end is slideably positioned in strip-shaped hole；
The polishing unit that fractures includes connecting rod and the sanding block that fractures, and the sanding block that fractures is slideably positioned in rack
On, the middle part of one end of the connecting rod and the sanding block that fractures is hinged, the other end of the connecting rod and the other end of swinging block
It is hinged.
This programme has the technical effect that：Glass substrates are clamped by two fastening blocks, and are directly positioned over glass substrate
For being cut in supporting table, it is avoided that in cutting process and wears glass substrate；During servo motor band moving gear rotates,
Gear band carry-over bar moves, to drive two fastening blocks and glass substrate movement；During servo motor rotates, band
Dynamic poke rod rotation, to drive swinging block to swing, after swinging block drives cutting blade to be contacted with glass substrate, cutting blade
Interval cutting is carried out to glass substrate；When swinging block drives cutting blade preparation to be cut again to glass substrate, swing
Block by connecting rod drive fracture sanding block sliding so that fracture sanding block with after cutting after glass substrate waste material contact,
And breaking glass substrate waste material, while polishing the cut place of glass substrate；When cutting blade again to glass substrate into
Row cutting when, cutting blade will not by the extruding force of cut glass substrate waste material, to reduce the resistance of cutting,
Realize the smooth cutting of glass substrate.
Further, further include debris removal mechanism, the debris removal mechanism includes push-pull rod, piston, No.1 air nozzle and both ends
The cylinder of sealing, the piston are slideably positioned in cylinder, and one end of the push-pull rod is fixedly connected with the piston, the push-pull rod
The other end be fixedly connected with the sanding block that fractures, the side wall of the cylinder and one end of cylinder are equipped with one-way cock, cylinder one
End is equipped at one-way cock and is connected to No.1 air nozzle, the one side of the No.1 air nozzle alignment glass substrate.The skill of this programme
Art effect is：While fractureing sanding block breaking glass substrate waste material and polishing glass substrate, with push-pull rod, piston and cylinder
Body cooperation generates gas, is purged to the remaining scrap of glass substrate cutting position after the ejection of No.1 air nozzle.
Further, further include iron pipe and be aligned glass substrate another side No. two air nozzles, the cylinder it is another
End also is provided with one-way cock, and the cylinder end is equipped at one-way cock and is connected to No. two air nozzles by iron pipe, set in the iron pipe
There is the resistance wire of energization.This programme has the technical effect that：One table of the gas at normal temperature and glass substrate that No.1 air nozzle sprays
Face contacts, and the heat gas that No. two air nozzles spray is contacted with another surface of glass substrate, and hot and cold gas are respectively acting on
The positive and negative of glass substrate can detect the quality of glass substrate by observing whether glass substrate cracks.
Further, pressure roller is provided in the rack, the pressure roller is vertical with rack.This programme has the technical effect that：
During fractureing sanding block breaking glass substrate waste material, pressure roller can push down the place that fractures of glass substrate waste material, prevent from fractureing
Glass substrate is damaged in the process.
Further, it is fixed with rubber pad on the fastening block.This programme has the technical effect that：One side compressing rubber
Facilitate when pad between glass substrate is put into two pieces of fastening blocks, while rubber pad can also push against glass substrate, Er Qieneng
Prevent fastening block from causing to wear to glass substrate.
Description of the drawings
Schematic diagram when Fig. 1 is present invention cutting；
Fig. 2 is the vertical view of rack and two fastening blocks.
Specific implementation mode
Below by the further details of explanation of specific implementation mode：
Reference numeral in Figure of description includes：Servo motor 1, rack 2, fastening block 3, rubber pad 4, glass substrate 5,
Pressure roller 6, gear 7, poke rod 8, swinging block 9, cutting blade 10, strip-shaped hole 11, connecting rod 12, fracture sanding block 13, push-pull rod
14, piston 15, cylinder 16, No.1 air nozzle 17, one-way cock 18, hose 19, No. two air nozzles 20, iron pipes 21.
Mechanism, cutting strip breaking mechanism and debris removal mechanism are removed in a kind of panel processing unit (plant) as shown in Figure 1, including fastening.
It includes servo motor 1, rack 2 and two fastening blocks 3 (one is only shown in figure) that mechanism is removed in fastening, and rack 2 is slideably positioned in
In rack, two fastening blocks 3 are fixed on rack 2, and rubber pad 4 is fixed on fastening block 3, and glass substrate 5 is placed and rack 2
On, left and right ends are fixed by two fastening blocks 3, are rotated in the rack of 5 top of glass substrate and are provided with pressure roller 6, pressure roller 6
It is contacted with the upper surface of glass substrate 5.Servo motor 1 is fixed on the rack, and has been fixedly and coaxially connected on 1 output shaft of servo motor
Gear 7, gear 7 is located at 2 lower section of rack and gear 7 is engaged with rack 2.
Cutting strip breaking mechanism includes cutter unit and the polishing unit that fractures, and cutter unit includes poke rod 8,9 and of swinging block
Cutting blade 10,9 left end of swinging block is hinged with rack, strip-shaped hole 11 is provided on swinging block 9, cutting blade 10 is fixed on swinging block
On the upper left corner of 9 right ends.8 lower end of poke rod is fixedly connected with 1 output shaft of servo motor, and 8 upper end of poke rod is slidably arranged in item
In shape hole 11.
The polishing unit that fractures includes connecting rod 12 and the sanding block 13 that fractures, and 13 vertical sliding of sanding block that fractures is set to rack
On, the middle part of 12 right end of connecting rod and the sanding block 13 that fractures is hinged, and 12 left end of connecting rod is hinged with 9 right end of swinging block.
Debris removal mechanism includes push-pull rod 14, piston 15, cylinder 16 and the No.1 air nozzle 17 being made of plastics, cylinder 16
It is fixed on the rack, the upper and lower ends sealing of cylinder 16, piston 15 is slideably positioned in cylinder 16；14 lower end of push-pull rod and piston
15 are fixedly connected, and 14 upper end of push-pull rod is fixedly connected with 13 lower end of sanding block that fractures.16 right side wall of cylinder and about 16 cylinder
Both ends are equipped with one-way cock 18, the one-way cock 18 on 16 right side wall of middle cylinder body can only the air inlet into cylinder 16, cylinder 16
The one-way cock 18 of upper and lower ends can only be vented to outside cylinder 16.16 upper end of cylinder is equipped at one-way cock 18 through hose 19
It is connected to No.1 air nozzle 17, No.1 air nozzle 17 is mounted in the rack of 5 top of glass substrate, and No.1 air nozzle 17 is right
The upper surface of quasi- glass substrate 5.
No. two air nozzles 20 are installed in the rack of 5 lower section of glass substrate, No. two air nozzles 20 are fabricated from iron, No. two jets
Mouth 20 is directed at the lower surface of glass substrate 5；16 lower end of cylinder is equipped at one-way cock 18 through iron pipe 21 and No. two air nozzles
20 connections, are provided with hole on the tube wall of iron pipe 21, are fixed with resistance wire in hole, resistance wire be located at 21 outside of iron pipe one end and
Conducting wire connects, and resistance wire is located at the temperature that one end inside iron pipe 21 can reach 100 DEG C after energization.
In glass-cutting substrate 5, as shown in Fig. 2, glass substrate 5 is placed on rack 2, and will by fastening block 3
Glass substrate 5 is fixed.Then start servo motor 1, as shown in Figure 1,1 output shaft of servo motor drives while rotating clockwise
Gear 7 rotates clockwise, and to move right with carry-over bar 2, and then glass substrate 5 is driven to move right.
While 1 output shaft of servo motor rotates clockwise, poke rod 8 is driven to rotate clockwise, to drive swinging block 9
It swings up and down, and then drives the sanding block 13 that fractures to slide up and down by connecting rod 12.As shown in Figure 1, when swinging block 9 is swung up
When, swinging block 9 drives cutting blade 10 to move up, and when cutting blade 10 is contacted with glass substrate 5, cutting blade 10 is to glass
Glass substrate 5 carries out first time cutting, as shown in Fig. 2, dotted line indicates that cutting blade 10 can be along the path to glass substrate 5 in figure
It is cut.
After cutting blade 10 once cuts glass substrate 5, as shown in Figure 1, poke rod 8 is continuing to turn clockwise
Drive poke rod 8 to rotate clockwise in dynamic process, to drive swinging block 9 to lower swing, and then drive cutting blade 10 to
Lower movement, makes cutting blade 10 be detached with glass substrate 5, and rack 2 is in tooth during cutting blade 10 is detached with glass substrate 5
It moves right under the action of wheel 7, to drive glass substrate 5 to move right.
When swinging block 9 is swung again up, swinging block 9 drives 13 upward sliding of sanding block that fractures by connecting rod 12；
As shown in Fig. 2, when the sanding block 13 that fractures is contacted with the glass substrate waste material after cutting, as shown in Figure 1, the sanding block 13 that fractures pushes away
Dynamic glass substrate waste material moves up and breaking glass substrate waste material (dotted line indicates glass substrate waste material in Fig. 1), and fracture polishing
While breaking glass substrate waste material, the sanding block 13 that fractures contacts block 13 with the cut surface of glass substrate 5, is carried out to cut surface
Polishing.After glass substrate waste material fractures, cutting blade 10 again cuts glass substrate 5, after at this moment cutting for the first time
Glass substrate waste material has been broken off, and will not cause resistance to cutting blade 10.
In addition upper and lower in cylinder 16 with piston 15 by push-pull rod 14 while the sanding block 13 that fractures slides up and down
The gas at normal temperature of sliding, generation is sprayed through hose 19 from the first air nozzle, while the gas at normal temperature generated is through the electricity in iron pipe 21
It is sprayed from the second air nozzle after hindering silk heating.The gas that first air nozzle and the second air nozzle spray is on the one hand by glass substrate 5
The scrap of cut place is removed, while 5 upper and lower surface of glass substrate generates the temperature difference, is detected to the quality of glass substrate 5.If glass
Glass substrate 5 is burst, then illustrates the off quality of glass substrate 5；If glass substrate 5 and the first air nozzle and the second air nozzle
It is intact after the gas contact of ejection, then illustrate the up-to-standard of glass substrate 5.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these should also be considered as the guarantor of the present invention
Range is protected, these all do not interfere with the effect and patent practicability that the present invention is implemented.The present invention omits the technology of description, shape
Shape, construction part are known technology.
Claims (5)
1. a kind of panel processing unit (plant), it is characterised in that：Mechanism and cutting strip breaking mechanism are removed including rack, fastening；It is described tight
Admittedly it includes that servo motor, rack and two fastening blocks, the rack are slideably positioned in rack to remove mechanism, two fastening blocks are solid
It is scheduled on rack, the servo motor is fixed on the rack, and gear, the tooth have been fixedly and coaxially connected on servo motor output shaft
Wheel and rack engages；
The cutting strip breaking mechanism includes cutter unit and the polishing unit that fractures, and the cutter unit includes poke rod, swinging block
And cutting blade, one end of the swinging block is hinged with rack, and the swinging block is equipped with strip-shaped hole, and the cutting blade is fixed
On the other end of swinging block, one end of the poke rod is fixedly connected with servo motor output shaft, the poke rod it is another
End is slideably positioned in strip-shaped hole；
The polishing unit that fractures includes connecting rod and the sanding block that fractures, and the sanding block that fractures is slideably positioned in rack, institute
The middle part for stating one end of connecting rod and the sanding block that fractures is hinged, and the other end of the connecting rod and the other end of swinging block are hinged.
2. a kind of panel processing unit (plant) according to claim 1, it is characterised in that：Further include debris removal mechanism, the debris removal
Mechanism includes the cylinder of push-pull rod, piston, No.1 air nozzle and sealing two ends, and the piston is slideably positioned in cylinder, described
One end of push-pull rod is fixedly connected with the piston, and the other end of the push-pull rod is fixedly connected with the sanding block that fractures, the cylinder
One end of side wall and cylinder is equipped with one-way cock, and cylinder one end is equipped at one-way cock and is connected to No.1 air nozzle, and described one
The one side of number air nozzle alignment glass substrate.
3. a kind of panel processing unit (plant) according to claim 2, it is characterised in that：Further include iron pipe and alignment glass base
The other end of No. two air nozzles of plate another side, the cylinder also is provided with one-way cock, and the cylinder end, which is equipped at one-way cock, to be led to
It crosses iron pipe to be connected to No. two air nozzles, the resistance wire being powered is equipped in the iron pipe.
4. a kind of panel processing unit (plant) according to claim 3, it is characterised in that：Pressure roller, institute are provided in the rack
It is vertical with rack to state pressure roller.
5. a kind of panel processing unit (plant) according to claim 4, it is characterised in that：It is fixed with rubber on the fastening block
Pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810534373.5A CN108439779A (en) | 2018-05-29 | 2018-05-29 | A kind of panel processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810534373.5A CN108439779A (en) | 2018-05-29 | 2018-05-29 | A kind of panel processing unit (plant) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108439779A true CN108439779A (en) | 2018-08-24 |
Family
ID=63205133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810534373.5A Pending CN108439779A (en) | 2018-05-29 | 2018-05-29 | A kind of panel processing unit (plant) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108439779A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110040951A (en) * | 2019-05-24 | 2019-07-23 | 东莞市银锐精密机械有限公司 | A kind of glass-cutting cutter head and tool bit assembly |
| CN115889310A (en) * | 2022-12-29 | 2023-04-04 | 重庆宇隆电子技术研究院有限公司 | Chip mounter suction nozzle belt cleaning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294566A (en) * | 1999-02-25 | 2001-05-09 | 坂东机工株式会社 | Sheet glass working machine |
| JP2017001941A (en) * | 2016-05-26 | 2017-01-05 | 坂東機工株式会社 | Method and apparatus for cutting glass plate and positioning glass plate |
| CN106827264A (en) * | 2016-12-30 | 2017-06-13 | 重庆重玻节能玻璃有限公司 | For the cleaning device of glass-cutting |
| CN106945093A (en) * | 2017-04-28 | 2017-07-14 | 河南科技学院 | A kind of display screen protective layer excision forming and side sizing material handle automation equipment |
| CN106966576A (en) * | 2017-03-20 | 2017-07-21 | 安徽万佳节能科技有限公司 | A kind of quartz sand burning glass efficient cutting |
| CN206570211U (en) * | 2017-03-07 | 2017-10-20 | 湖北新谛玻璃科技有限公司 | A kind of glass cutting machine |
| CN207391268U (en) * | 2017-03-29 | 2018-05-22 | 中山川拓玻璃制品有限公司 | A kind of glass plate sizing cutting equipment |
| CN208234771U (en) * | 2018-05-29 | 2018-12-14 | 重庆雄富光电科技有限公司 | A kind of panel processing unit (plant) |
-
2018
- 2018-05-29 CN CN201810534373.5A patent/CN108439779A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294566A (en) * | 1999-02-25 | 2001-05-09 | 坂东机工株式会社 | Sheet glass working machine |
| JP2017001941A (en) * | 2016-05-26 | 2017-01-05 | 坂東機工株式会社 | Method and apparatus for cutting glass plate and positioning glass plate |
| CN106827264A (en) * | 2016-12-30 | 2017-06-13 | 重庆重玻节能玻璃有限公司 | For the cleaning device of glass-cutting |
| CN206570211U (en) * | 2017-03-07 | 2017-10-20 | 湖北新谛玻璃科技有限公司 | A kind of glass cutting machine |
| CN106966576A (en) * | 2017-03-20 | 2017-07-21 | 安徽万佳节能科技有限公司 | A kind of quartz sand burning glass efficient cutting |
| CN207391268U (en) * | 2017-03-29 | 2018-05-22 | 中山川拓玻璃制品有限公司 | A kind of glass plate sizing cutting equipment |
| CN106945093A (en) * | 2017-04-28 | 2017-07-14 | 河南科技学院 | A kind of display screen protective layer excision forming and side sizing material handle automation equipment |
| CN208234771U (en) * | 2018-05-29 | 2018-12-14 | 重庆雄富光电科技有限公司 | A kind of panel processing unit (plant) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110040951A (en) * | 2019-05-24 | 2019-07-23 | 东莞市银锐精密机械有限公司 | A kind of glass-cutting cutter head and tool bit assembly |
| CN115889310A (en) * | 2022-12-29 | 2023-04-04 | 重庆宇隆电子技术研究院有限公司 | Chip mounter suction nozzle belt cleaning device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180824 |