CN106424317B - A kind of U shells line stepping bicker - Google Patents
A kind of U shells line stepping bicker Download PDFInfo
- Publication number
- CN106424317B CN106424317B CN201611138032.3A CN201611138032A CN106424317B CN 106424317 B CN106424317 B CN 106424317B CN 201611138032 A CN201611138032 A CN 201611138032A CN 106424317 B CN106424317 B CN 106424317B
- Authority
- CN
- China
- Prior art keywords
- punching unit
- bicker
- magnetic
- transport mechanism
- clamp track
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/32—Perforating, i.e. punching holes in other articles of special shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/003—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass in punching machines or punching tools
- B21D45/006—Stripping-off devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pinball Game Machines (AREA)
Abstract
The invention discloses a kind of U shells line stepping bickers, including punching unit, double fastener nipper material stepping transport mechanism and brush waste material transport mechanism.It includes fixed punching unit and activity punching unit to be punched unit.Fixed punching unit and activity punching unit are made of several bickers.Double fastener nipper material stepping transport mechanism is made of clamp track, step drive mechanism and double fastener jaw mechanism.Fixed punching unit and movable bicker component are listed in the both sides of clamp track.Each bicker of activity punching unit is mounted on movable table.Movable table is mounted on sliding rail, and connects translational drive mechanism.Sliding rail and clamp track are perpendicular, and the spacing between fixed punching unit and activity punching unit can be adjusted under the driving of translational drive mechanism.After clamp track passes through punching unit, mutually it is connected with brush waste material transport mechanism.Brush waste material transport mechanism is pasted onto waste material on plate after being used to brush away punching.
Description
Technical field
The present invention relates to U shell line bickers.
Background technology
Refrigerator U shell lines need to be punched out processing through bicker.There are many required hole punching of refrigerator U shell lines.Existing skill
Under art, many hole punchings need corresponding bicker on multiple stations to be processed.If being punched hole site or shape being different,
Generally require to replace the cutting head of the bicker on corresponding station.This production line procedures control that bicker is set in a manner of station
System trouble, needs to frequently replace the cutting head of bicker to match the U shell lines of different model.
Invention content
Problem to be solved by this invention：Be punched in refrigerator U shell lines control convenience and bicker to different model U
The suitability of shell line.
To solve the above problems, the scheme that the present invention uses is as follows：
A kind of U shells line stepping bicker, including punching unit, double fastener nipper material stepping transport mechanism and brush waste material conveyer
Structure；It includes fixed punching unit and activity punching unit to be punched unit；Fixed punching unit and activity punching unit are by several
Bicker is formed；Double fastener nipper material stepping transport mechanism includes clamp track, step drive mechanism and double fastener jaw mechanism；It is described
Double fastener jaw mechanism is mounted on clamp track, and being capable of the stepping on clamp track under the driving of the step drive mechanism；
Fixed punching unit and movable bicker component are listed in the both sides of clamp track；Each bicker of activity punching unit, which is mounted on, lives
On dynamic platform；Movable table is mounted on sliding rail, and connects translational drive mechanism；Sliding rail and clamp track are perpendicular so that activity punching
Each bicker for cutting unit can be separate under the driving of translational drive mechanism or close to clamp track, is punched so as to adjust fixed
Spacing between unit and activity punching unit；After clamp track passes through punching unit, mutually it is connected with brush waste material transport mechanism；Brush
Waste material transport mechanism is pasted onto waste material on plate after being used to brush away punching.
Further, brush waste material transport mechanism includes magnetic-type belt transmission agency, brush plate and driving motor；Magnetic-type skin
Tape transport includes supporting plate, belt and magnetic bracket；Supporting plate has two pieces, is mutually parallel and is vertically arranged；Two pieces of holders
The both ends of plate are respectively equipped with belt pulley；Belt is erected on two belt pulleys at supporting plate both ends；Two skins at supporting plate both ends
One of belt wheel is connected with driving motor；Magnetic bracket is mounted between two pieces of supporting plates, and positioned at the lower section of belt, for supporting
Belt is located at the part between two belt pulleys at supporting plate both ends；The top surface of magnetic bracket is equipped with magnet；Hairbrush plate level point
The both sides of magnetic-type belt transmission agency are listed in, upper surface is equipped with hairbrush.
Further, there are two magnetic-type belt transmission agencies；Two magnetic-type belt transmission agencies are mutually parallel；Two magnetic
The gap for being mutually connected with clamp track is equipped between suction belt transmission agency.
Further, magnetic bracket is mounted on by lifting cylinder on supporting plate, and can be risen under the driving of lifting cylinder
Drop.
Further, magnetic bracket is made of aluminium alloy extrusions；Magnet is set to the top of magnetic bracket made of aluminium alloy extrusions
In portion's through-hole.
Further, translational drive mechanism includes handle, Synchronous Transmission bar, gear tumbler and lead screw；Handle connection synchronizes
Drive link；Synchronous Transmission bar passes through gear tumbler connection wire rod；Lead screw connects movable table by silk braid.
Further, further include feeding portion；Clamp track connects feeding portion；Feeding portion is equipped with panel veneer positioning mechanism.
The technique effect of the present invention is as follows：1, multiple bickers are set on a station, are then walked by double fastener nipper material
Into transport mechanism to the step motion control of plate, punching is realized.Since multiple bickers for being arranged on the station are there are redundancy,
The punching of a variety of different model U shell lines can be adapted to.The stepping control of adjustment plate is only needed for the U shell lines punching of different model
System.2, next station is sent to by brush waste material transport mechanism, brush waste material transport mechanism is pasted after capable of brushing away punching
Waste material on plate, so that when plate is sent to next station, plate is totally salubrious.
Description of the drawings
Fig. 1 is the overall structure diagram of the embodiment of the present invention.
Fig. 2 is the side view for the activity punching unit side for being punched unit part.
Fig. 3 is the structural schematic diagram for the punching machine base for being punched unit.
Fig. 4 is the overall structure diagram of translational drive mechanism.
Fig. 5 is the overall structure diagram of brush waste material transport mechanism.
Fig. 6 is the overall structure diagram of magnetic-type belt transmission agency.
Fig. 7 is that magnetic-type belt transmission agency eliminates the internal structure signal after end belt pulley and one piece of supporting plate
Figure.
Fig. 8 is the end construction enlarged drawing in Fig. 7.
Fig. 9 is the schematic cross-sectional view of magnetic-type belt transmission agency.
Figure 10 is the structural schematic diagram of brush plate.
Specific implementation mode
The present invention is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of U shells line stepping bicker, including punching unit 1, double fastener nipper material stepping transport mechanism, on
Material portion 3 and brush waste material transport mechanism 4.Double fastener nipper material stepping transport mechanism is clamped by clamp track 2, step drive mechanism, double fastener
Mechanism is formed.Double fastener jaw mechanism is mounted on clamp track 2, and can be in clamp track under the driving of step drive mechanism
Stepping on 2.The concrete structure of double fastener jaw mechanism and clamp track 2 can refer to one disclosed in patent document CN 204021793U
Kind double-clamp mechanical arm conveying mechanism, this specification repeat no more.Step drive mechanism is by double fastener jaw mechanism
The gear of servo motor driving and the rack for being parallel to clamp track 2 are formed.This step drive mechanism passes through servo motor
Stepping is realized to the control of gear rotational angle, is known to those skilled in the art, this specification repeats no more.Clamp track
2 through punching unit 1 and feeding portion 3, and be connected with 4 phase of brush waste material transport mechanism, thus plate after 3 feeding of feeding portion through rushing
It is placed in brush waste material transport mechanism 4 by the double fastener jaw mechanism in double fastener nipper material stepping transport mechanism after cutting the punching of unit 1,
Then next station is sent to by brush waste material transport mechanism 4.In the present embodiment, feeding portion 3 is equipped with panel veneer positioning mechanism.Plate
Expect that detent mechanism is used to position plate so that the plate that the double fastener jaw mechanism in double fastener nipper material stepping transport mechanism is grasped
Position is confirmable.Panel veneer positioning mechanism is generally made of front and back positioning and bilateral positioning, and patent document is specifically can refer to
A kind of plank precise alignment positioning device disclosed in CN105563379A, this specification repeat no more.Brush waste material transport mechanism 4
For being pasted onto waste material on plate after brushing away punching.
It includes fixed punching unit 101 and activity punching unit 102 to be punched unit 1.As shown in Figure 2 and Figure 3, fixed punching
Unit 101 and activity punching unit 102 are made of several bickers 100.100 He of bicker of fixed punching unit 101
The bicker 100 of activity punching unit 102 is respectively in the both sides of clamp track 2, and is arranged in order along clamp track 2.Gu
Surely the bicker 100 of punching unit 101 is mounted and fixed on punching unit base 11.Each punching of activity punching unit 102
Machine is mounted and fixed on movable table 121.Movable table 121 is erected at by sliding block on sliding rail 122, and connects translational drive mechanism
13.Sliding rail 122 and clamp track 2 are perpendicular so that drive of each bicker of activity punching unit 102 in translational drive mechanism 13
It is dynamic lower can be far from or close to clamp track 2, between being punched between unit 102 so as to adjust fixed punching unit 101 and activity
Away from.
Translational drive mechanism 13 is a Manual drive mechanism, as shown in figure 4, including handle 131, Synchronous Transmission bar 132,
Gear tumbler 133 and lead screw 134.There are two gear tumblers 133.132 both ends of Synchronous Transmission bar are respectively erected in two teeth
It takes turns on commutator 133, and is connected with handle 131.When handle 131 is rotated, Synchronous Transmission bar 132 is driven to rotate.Lead screw 134
There are two, two lead screws 134 are connected by two gear tumblers 133 with Synchronous Transmission bar 132 respectively.Lead screw 134 with it is synchronous
Drive link 132 is perpendicular.Lead screw 134 is connected by the silk braid 135 on movable table 121 with movable table 121.As a result, when
When handle 131 is rotated, drive two lead screws 134 are synchronous to turn by the transmission of Synchronous Transmission bar 132 and gear tumbler 133
Dynamic, by the screw thread engagement between lead screw 134 and silk braid 135, driving movable table 121 is moved along sliding rail 122.
Brush waste material transport mechanism 4, as shown in figure 5, including magnetic-type belt transmission agency 41, brush plate 42, driving motor
43 and transport mechanism pedestal 49.Magnetic-type belt transmission agency 41, as shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9, including supporting plate 411,
Belt 413, magnetic bracket 414 and lifting cylinder 415.Supporting plate 411 has two pieces.Two pieces of supporting plates 411 are mutually parallel, and vertical
Setting is mounted on transport mechanism pedestal 49.The both ends of two pieces of supporting plates 411 are respectively equipped with belt pulley 412.Belt 413 is set up
On two belt pulleys 412 at 411 both ends of supporting plate.Belt 413 is a kind of belt that width is narrow, and width is no more than 10 lis
Rice.The spacing of namely two pieces supporting plates 411 is no more than 10 centimetres.One of two belt pulleys 412 at 411 both ends of supporting plate and drive
Dynamic motor 43 is connected.Magnetic bracket 414 is mounted between two pieces of supporting plates 411, and positioned at the lower section of belt 413, for supporting
Belt 413 is located at the part between two belt pulleys 412 at 411 both ends of supporting plate.Magnetic bracket 414 passes through lifting cylinder 415
On supporting plate 411, and it can be lifted under the driving of lifting cylinder 415.Magnetic bracket 414 is by aluminium alloy extrusions system
At.It is provided with magnet 416 in the top through-hole 4141 of the magnetic bracket 414 made of aluminium alloy extrusions.Brush plate 42 is level
On transport mechanism pedestal 49, it is respectively in the both sides of magnetic-type belt transmission agency 41.As shown in Figure 10, on brush plate 42
Equipped with hairbrush 421.In the present embodiment, there are two magnetic-type belt transmission agencies 41.Two 41 phases of magnetic-type belt transmission agency
It is mutually parallel.The same end belt pulley 412 of two magnetic-type belt transmission agencies 41 is coaxially connected, and connects common driving motor
43.The both sides of each magnetic-type belt transmission agency 41 are equipped with brush plate 42.Two magnetic-type belt transmission agencies 41 are opposite
There is gap 44 between the brush plate 42 of side.Gap 44 for clamp track 2 to be arranged, to realize brush waste material transport mechanism 4 with
The linking of clamp track 2.Thus plate can be placed on brush waste material transport mechanism 4 by the double fastener jaw mechanism on clamp track 2
It is transmitted on belt 413.Meanwhile it is parallel with magnetic-type belt transmission agency 41 by illustrating visible clamp track 2.
The operation principle of the present embodiment brush waste material transport mechanism 4 is as follows：Double fastener jaw mechanism on the clamped track of plate 2 is put
It sets when in brush waste material transport mechanism 4, plate is propped up jointly by the belt 413 of brush plate 42 and magnetic-type belt transmission agency 41
Support.Here plate i.e. refrigerator U shells, are fabricated from iron, can be attracted by magnet.The magnetic bracket 414 of 413 lower section of belt
Plate is tightly attached on belt 413 by the magnet 416 of upper setting.At this point, belt 413 drive plate movement when, plate bottom by
The scrub of hairbrush 421 on to brush plate 42 so that the waste material die cutting for sticking in 42 lower section of brush plate is brushed off.Hair on brush plate 42
Frictional force offsets the absorption of plate by magnet 416 caused by 421 pairs of plates of brush.The lifting air of 414 lower section of magnetic bracket
Cylinder 415 changes the rate of tension of belt 413, and by adjusting belt 413 relative to hair by the lifting to magnetic bracket 414
The difference in height of brush board 42 adjusts hairbrush 421 on brush plate 42 and enables and magnet 416 to frictional force caused by plate
Suction matches.
Claims (7)
1. a kind of U shells line stepping bicker, which is characterized in that including punching unit (1), double fastener nipper material stepping transport mechanism and
Brush waste material transport mechanism (4)；It includes fixed punching unit (101) and activity punching unit (102) to be punched unit (1)；Fixed punch
It cuts unit (101) and activity punching unit (102) is made of several bickers；Double fastener nipper material stepping transport mechanism includes
Clamp track (2), step drive mechanism and double fastener jaw mechanism；The double fastener jaw mechanism is mounted on clamp track (2), and in institute
Stating being capable of the stepping on clamp track (2) under the driving of step drive mechanism；Fixed punching unit (101) and activity punching unit
(102) both sides of clamp track (2) are respectively in；Each bicker of activity punching unit (102) is mounted on movable table (121)；
Movable table (121) is mounted on sliding rail (122), and connects translational drive mechanism (13)；Sliding rail (122) and clamp track (2) phase
Vertically so that each bicker of activity punching unit (102) can be separate or close under the driving of translational drive mechanism (13)
Clamp track (2), so as to adjust the spacing between fixed punching unit (101) and activity punching unit (102)；Clamp track
(2) after passing through punching unit (1), mutually it is connected with brush waste material transport mechanism (4)；Brush waste material transport mechanism (4) is for brushing away punching
The waste material being pasted onto afterwards on plate.
2. U shells line stepping bicker as described in claim 1, which is characterized in that brush waste material transport mechanism (4) includes magnetic-type
Belt transmission agency (41), brush plate (42) and driving motor (43)；Magnetic-type belt transmission agency (41) includes supporting plate
(411), belt (413) and magnetic bracket (414)；Supporting plate (411) has two pieces, is mutually parallel and is vertically arranged；Two pieces of holders
The both ends of plate (411) are respectively equipped with belt pulley (412)；Belt (413) is erected at two belt pulleys at supporting plate (411) both ends
(412) on；One of two belt pulleys (412) at supporting plate (411) both ends are connected with driving motor (43)；Magnetic bracket (414)
Between two pieces of supporting plates (411), and positioned at the lower section of belt (413), for supporting belt (413) to be located at supporting plate
(411) part between two belt pulleys (412) at both ends；The top surface of magnetic bracket (414) is equipped with magnet (416)；Brush plate
(42) level is respectively in the both sides of magnetic-type belt transmission agency (41), and upper surface is equipped with hairbrush.
3. U shells line stepping bicker as claimed in claim 2, which is characterized in that magnetic-type belt transmission agency (41) has two
It is a；Two magnetic-type belt transmission agencies (41) are mutually parallel；It is equipped with and is used between two magnetic-type belt transmission agencies (41)
The gap (44) being mutually connected with clamp track (2).
4. U shells line stepping bicker as claimed in claim 2, which is characterized in that magnetic bracket (414) passes through lifting cylinder
(415) it is mounted on supporting plate (411), and can be lifted under the driving of lifting cylinder (415).
5. U shells line stepping bicker as claimed in claim 2, which is characterized in that magnetic bracket (414) is by aluminium alloy extrusions system
At；Magnet (416) is set in the top through-hole (4141) of magnetic bracket (414) made of aluminium alloy extrusions.
6. U shells line stepping bicker as described in claim 1, which is characterized in that translational drive mechanism (13) includes handle
(131), Synchronous Transmission bar (132), gear tumbler (133) and lead screw (134)；Handle (131) connects Synchronous Transmission bar
(132)；Synchronous Transmission bar (132) passes through gear tumbler (133) connection wire rod (134)；Lead screw (134) passes through silk braid (135)
Connect movable table (121).
7. U shells line stepping bicker as described in claim 1, which is characterized in that further include feeding portion (3)；Clamp track (2)
It connects feeding portion (3)；Feeding portion (3) is equipped with panel veneer positioning mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611138032.3A CN106424317B (en) | 2016-12-12 | 2016-12-12 | A kind of U shells line stepping bicker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611138032.3A CN106424317B (en) | 2016-12-12 | 2016-12-12 | A kind of U shells line stepping bicker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106424317A CN106424317A (en) | 2017-02-22 |
| CN106424317B true CN106424317B (en) | 2018-10-19 |
Family
ID=58216277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611138032.3A Active CN106424317B (en) | 2016-12-12 | 2016-12-12 | A kind of U shells line stepping bicker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106424317B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059043A (en) * | 2020-09-25 | 2020-12-11 | 安徽鲲鹏装备模具制造有限公司 | Punching device for anti-theft door and use method thereof |
| CN112474995A (en) * | 2020-11-18 | 2021-03-12 | 广州花都宝井汽车钢材部件有限公司 | Laser tailor-welding blanking die and blanking belt conveyor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2844300B2 (en) * | 1993-12-28 | 1999-01-06 | 横浜ゴム株式会社 | Spool transport / transfer method and apparatus |
| CN101985144B (en) * | 2010-08-02 | 2012-10-10 | 天津市天锻压力机有限公司 | Full-automatic loading and unloading device for large vehicle longitudinal beam hydraulic machine |
| CN202377429U (en) * | 2011-12-21 | 2012-08-15 | 佛山市定中机械有限公司 | Device for conveying stamped plates automatically |
| CN205704653U (en) * | 2016-05-04 | 2016-11-23 | 横店集团东磁股份有限公司 | A kind of ferrite magnetic shoe automatic production line |
| CN206305289U (en) * | 2016-12-12 | 2017-07-07 | 安徽鲲鹏装备模具制造有限公司 | A kind of U shells line stepping bicker |
-
2016
- 2016-12-12 CN CN201611138032.3A patent/CN106424317B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106424317A (en) | 2017-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106985185B (en) | A kind of board production is with covering steel plate cutting equipment | |
| CN102595801B (en) | Board conveying device for light emitting diode (LED) mounter | |
| CN203282151U (en) | Automation riveting machine of cooling fin fixing feet | |
| CN203426305U (en) | Ultralong conveyer for punches | |
| CN103151736A (en) | Multifunctional full-automatic rapid wire-stripping machine | |
| CN205236842U (en) | Stand alone type line manipulator | |
| CN204278611U (en) | The shaping pressurizer of glue spraying corner pasting machine | |
| CN101570071A (en) | Automatic punching machine | |
| CN106424317B (en) | A kind of U shells line stepping bicker | |
| CN104369423A (en) | Full-automatic glue spraying fillet machine and method for carrying out box forming through machine | |
| CN209534343U (en) | A kind of equipment for producing paper suction pipe | |
| CN204278614U (en) | The glue spraying shaped device of glue spraying corner pasting machine | |
| CN102723822A (en) | Motor stator-rotor silicon steel sheet linkage punch production line | |
| CN103894673B (en) | A kind of Saw of section bar hits the heart | |
| CN203766216U (en) | Turnover and screen printing device of storage battery packaging line | |
| CN205325871U (en) | Numerical control bamboo strip fixed length machine | |
| CN203103855U (en) | Multifunctional full-automatic fast wire stripping machine | |
| CN105430935B (en) | A kind of double end chip mounter and its attaching method | |
| CN204278619U (en) | Full-automatic spray glue corner pasting machine | |
| CN206305289U (en) | A kind of U shells line stepping bicker | |
| CN211104180U (en) | Multi-prepreg cutting device | |
| CN107919774A (en) | A kind of motor stator rotor together equipment | |
| CN110445326B (en) | Stator coil winding mechanism | |
| CN210650997U (en) | Multi-angle cutting head for textile fabric | |
| CN205150363U (en) | Two board collecting device conveying mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |