CN108381786A - A kind of machining graphite device - Google Patents
A kind of machining graphite device Download PDFInfo
- Publication number
- CN108381786A CN108381786A CN201810148762.4A CN201810148762A CN108381786A CN 108381786 A CN108381786 A CN 108381786A CN 201810148762 A CN201810148762 A CN 201810148762A CN 108381786 A CN108381786 A CN 108381786A
- Authority
- CN
- China
- Prior art keywords
- dust
- drill bit
- swing arm
- clamping
- guide sleeve
- 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
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 32
- 239000010439 graphite Substances 0.000 title claims abstract description 32
- 238000003754 machining Methods 0.000 title claims abstract description 15
- 239000000428 dust Substances 0.000 claims abstract description 63
- 238000005553 drilling Methods 0.000 claims abstract description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000003028 elevating effect Effects 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000001788 irregular Effects 0.000 abstract description 10
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The present invention relates to a kind of machining graphite technical field more particularly to a kind of machining graphite devices, and present invention aim to address existing graphite drilling processing devices can not solve the problems, such as to be processed drilling for irregular graphite block.The present invention includes pedestal, the pedestal upper surface is provided with rig floor, it is provided with drill bit movable stand above the rig floor, the drill bit is fixedly connected with the pedestal, by the way that clamping device and guide sleeve are arranged in fixed seat, can be positioned for drill bit, irregular graphite block is clamped simultaneously, by the way that dust collect plant is arranged in fixed seat, remaining clast is effectively collected when can be directed to the drilling of irregular graphite block, and people is facilitated to clear up.
Description
Technical field
The invention belongs to machining graphite technical field more particularly to a kind of machining graphite devices.
Background technology
Drilling, when for machining graphite through-hole, conventional processing side are usually required during the processing of graphite products
Method is 4 isometry blocks of placement on the work top of drilling machine, graphite is placed on isometry block to prevent bit breakage work top,
After scribing line centering workpiece, then pressing plate workpiece pressing is used, then carry out drilling processing, but uses this processing method, it is suitable
For the graphite drilling processing to end face rule, drilling processing can not be carried out to the graphite block of irregular shape.
Invention content
The present invention overcomes the deficiencies in the prior art, provide a kind of machining graphite device, to solve the above problems, by
Clamping device is set on rig floor, may be implemented to grip irregular graphite, while the lifting on engine base being coordinated to drive dress
It sets and drill bit can carry out bore operation, to reach people to various shapes when opening bore motor to irregular graphite block
The processing request of shape graphite block.
Technical scheme of the present invention：
A kind of machining graphite device, including pedestal, the pedestal upper surface are provided with rig floor, are provided with above the rig floor
Drill bit movable stand, the drill bit are fixedly connected with the pedestal；
The rig floor includes：Fixed seat, clamping device, guide sleeve mounting base, guide sleeve and dust collect plant；The fixed seat
End face on the base is set, dust collect plant is provided in the fixed seat, clamping dress is provided with above the dust collect plant
It sets, the clamping device is connect with fixed seat upper surface, and the clamping device upper surface is arranged symmetrically, and there are two guide sleeves to install
Seat, the mounting base upper surface are provided with guide sleeve, and the guide sleeve is bolted to connection with mounting base, the guide sleeve
With the pilot hole being adapted to drill bit；
The clamping device includes：Clamp bracket, swing arm, adjustment block, turntable, limiting slot, clamping swing arm, limited block, limit
Position chamber, supporting rod and clamping piece；Two clamp brackets are symmetrical set in the fixed seat upper surface, two folders
It is machined with cavity inside support, two holding frame front and back ends are symmetrily processed with the through-hole being connected to cavity, two
It is connected through a screw thread in the through-hole there are one swing arm, two swing arms are oppositely arranged, the external part of two swing arms
It is clamped with adjustment block, described adjustment block one end is connected with turntable, and the turntable is annular, between the turntable outer ring and inner ring etc.
There are four limiting slots for the processing of spacing annular circumferential array, and the extended line of the limiting slot along its length is by turntable
The heart, the limiting slot are internally provided with the clamping swing arm, and the clamping swing arm is connected through a screw thread with the limiting slot, described
Clamping swing arm is connected with limited block to one end of the turntable inner ring, and the clamping swing arm other end is connected with handle, the limit
Position block is arranged in limit chamber, and the limit resonator end surface is connected with symmetrically arranged two supporting rods, two supporting rods
End is hinged with the clamping piece with inclination angle, and the clamping piece is connect with the limit resonator end surface by spring；
The dust collect plant includes：Dust collection hole, dust pipeline, dust storage chamber and dust suction chamber, the dust storage chamber are arranged described
Fixed seat upper surface, the dust storage chamber side are provided with dust collection hole, and the dust collection hole passes through the dust pipeline and the dust suction
Room is connected to, and dust catcher is provided in the dust suction chamber；
The drill bit movable stand includes：Drill vertical frame, support plate, lifting drive, hoistable platform, bore motor and brill
Head；The drilling vertical frame setting is in the rig floor both sides, and the support plate is arranged between the drilling vertical frame, the support plate
On be provided with lifting drive, the lifting drive is connected with hoistable platform, drilling is provided on the hoistable platform
Motor, the bore motor output end are connected with drill bit；
The lifting drive includes：Lifting motor and elevating screw, the elevating screw setting are perpendicular in the drilling
On frame, described elevating screw one end is connect with the lifting motor output end, and elevating screw mother is provided on the elevating screw
Seat, the elevating screw female seat are connect with the hoistable platform.
Further, the bore motor output end is connected with drilling speed reducer.
Further, it is provided with handwheel on the swing arm.
Further, the clamping piece is resilient clamp piece.
Further, the dust collection hole is arranged in the bottom of the dust storage chamber.
Beneficial effects of the present invention are：
1) present invention, can be to limit by four clamping swing arms by the way that clamping device, clamping device are arranged on rig floor
Slot extending direction carries out knob, and irregular graphite block is fixed, while by the way that two front and back phases are arranged in clamp bracket
To swing arm, turntable can be micro-adjusted when swing arm seat knob moves, can be to the drillman fast to irregular graphite
Sequence is more accurate.
2) present invention drives drill bit to decline drilling by the way that clamping device is arranged on rig floor by lifting drive, and
And drill bit also prevents the influence that drill bit causes device to hole quality because of shake when processing slot hole by guide sleeve positioning and guiding,
Improve the stability of drilling.
3) present invention profit in fixed seat by being arranged dust exhaust apparatus, with dust catcher by dust pipeline by the powder at drill bit
Dirt clast etc. sucks in dust storage chamber, improves processing environment, safety and environmental protection, it helps subsequent cleaning work.
Description of the drawings
Fig. 1 is the overall schematic of the present invention；
Fig. 2 is the overall structure structural schematic diagram of the present invention；
Fig. 3 is the clamping device structural schematic diagram of the present invention；
Fig. 4 is the structural schematic diagram of the limited block and limit chamber of the present invention.
In figure：1- pedestals；2- rig floors；3- drill bit movable stands；4- clamping devices；5- dust collect plants；6- lifting drives；
21- fixed seats；22- fixing sleeve mounting bases；23- guide sleeves；31- drilling vertical frames；32- support plates；33- hoistable platforms；34- drills
Motor；35- drill bits；41- clamp brackets；43- swing arms；44- adjustment blocks；45- turntables；46- limiting slots；Swing arm is clamped in 47-；48-
Limited block；49- limit chambers；411- supporting rods；412- clamping pieces；51- dust collection holes；52- dust pipelines；53- dust storage chambers；54- inhales
Dirt room；61- lifting motors；62- elevating screws.
Specific implementation mode
Below with reference to attached drawing, the present invention is described in detail：
In conjunction with shown in Fig. 1 to Fig. 4, a kind of machining graphite device disclosed in the present embodiment, including including pedestal 1, the bottom
1 upper surface of seat is provided with rig floor 2, and 2 top of the rig floor is provided with drill bit movable stand 3, the drill bit movable stand 3 and the pedestal
1 is fixedly connected；
The rig floor 2 includes：Fixed seat 21, clamping device 4, guide sleeve mounting base 22, guide sleeve 23 and dust collect plant 5；
The setting of the fixed seat 21 is provided with dust collect plant 4 on 1 upper surface of the pedestal, the fixed seat 21, by the way that dust is arranged
Device, clast when can be by graphite drilling processing are collected, and 4 top of the dust collect plant is provided with clamping device 3, described
Clamping device 3 is connect with 21 upper surface of fixed seat, and 3 upper surface of the clamping device is arranged symmetrically, and there are two guide sleeve mounting bases
22,22 upper surface of guide sleeve mounting base is provided with guide sleeve 23, and the guide sleeve 23 passes through spiral shell with guide sleeve mounting base 22
Bolt is fixedly connected, and the guide sleeve 23 has the pilot hole being adapted to drill bit, can be by the position of drill bit 35 by the way that pilot hole is arranged
Positioning and guiding is set, staff is facilitated to use；
The clamping device 4 includes：Clamp bracket 41, swing arm 43, adjustment block 44, turntable 45, limiting slot 46, clamping swing arm
47, limited block 48, limit chamber 49, supporting rod 411 and clamping piece 412；Two clamp brackets 41 are symmetrical set in institute
21 upper surface of fixed seat is stated, cavity 42 is machined with inside two folder supports 41, two holding frame front and back ends are equal
It is symmetrily processed with the through-hole being connected to cavity 42, is connected through a screw thread in two through-holes there are one swing arm 43, two institutes
It states swing arm 43 to be oppositely arranged, the external part of two swing arms 43 is clamped with adjustment block 44, can be right by finely tuning two swing arms
The position of adjustment block is adjusted, and 44 one end of the adjustment block is connected with turntable 45, and the turntable 45 is annular, the turntable 45
The processing of equidistant annular, peripheral array is there are four limiting slot 46 between outer ring and inner ring, the prolonging along its length of the limiting slot 46
For long line by the center of turntable, the limiting slot 46 is internally provided with the clamping swing arm 47, the clamping swing arm 47 and institute
Limiting slot 46 is stated to be connected through a screw thread, it, can be by adjusting by graphite block when four are clamped swing arm, and irregular graphite block is clamped
It is fixed below pilot hole, the clamping swing arm 47 is connected with limited block 48, the clamping to one end of 45 inner ring of the turntable
47 other end of swing arm is connected with handle, and the limited block 48 is arranged in limit chamber 49, and 49 end face of the limit chamber is connected with pair
Claim two supporting rods 411 of setting, the end of two supporting rods 411 is hinged with the clamping piece 412 with inclination angle, described
Clamping piece 412 is connect with 49 end face of the limit chamber by spring；
The dust collect plant 5 includes：Dust collection hole 51, dust pipeline 52, dust storage chamber 53 and dust suction chamber 54, the dust storage chamber 53
It is arranged in 21 upper surface of the fixed seat, 53 side of the dust storage chamber is provided with dust collection hole 51, and the dust collection hole 51 passes through described
Dust pipeline 52 is connected to the dust suction chamber 53, and dust catcher is provided in the dust suction chamber 54, can be by graphite by dust catcher
Drill the scrap collecting processing left；
The drill bit movable stand 3 includes：Drill vertical frame 31, support plate 32, lifting drive 6, hoistable platform 33, drilling
Motor 34 and drill bit 35；In 2 both sides of the rig floor, the setting of the support plate 32 is perpendicular in the drilling for the setting of drilling vertical frame 31
Between frame 31, lifting drive 6 is provided in the support plate 32, the lifting drive 6 is connected with hoistable platform 33,
Bore motor 34 is provided on the hoistable platform 33,34 output end of the bore motor is connected with drill bit 35；
The lifting drive 6 includes：Lifting motor 61 and elevating screw 62, the elevating screw 62 are arranged described
In the vertical frame 31 that drills, 62 one end of the elevating screw is connect with 61 output end of the lifting motor, is set on the elevating screw 62
It is equipped with elevating screw female seat, the elevating screw female seat is connect with the hoistable platform 33, by opening motor, can drive silk
Thick stick realizes the lifting of hoistable platform.
Specifically, 34 output end of the bore motor is connected with drilling speed reducer, the drilling speed of motor can be controlled.
Specifically, it is provided with handwheel on the swing arm 43, rotation adjustment can be carried out to clamp bracket.
Specifically, the clamping piece 412 is resilient clamp piece, facilitates the irregular graphite block of clamping.
Specifically, the dust collection hole 51 is arranged in the bottom of the dust storage chamber 53.
Above example is only to the exemplary description of this patent does not limit its scope of protection, people in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (5)
1. a kind of machining graphite device, which is characterized in that including pedestal (1), pedestal (1) upper surface is provided with rig floor (2),
It is provided with drill bit movable stand (3) above the rig floor (2), the drill bit movable stand (3) is fixedly connected with the pedestal (1)；
The rig floor (2) includes：Fixed seat (21), clamping device (4), guide sleeve mounting base (22), guide sleeve (23) and dust
Device (5)；Fixed seat (21) setting is provided with dust collect plant on the pedestal (1) upper surface, the fixed seat (21)
(4), clamping device (3) is provided with above the dust collect plant (4), the clamping device (3) connects with fixed seat (21) upper surface
It connects, clamping device (3) upper surface is symmetrical arranged there are two guide sleeve mounting base (22), on the guide sleeve mounting base (22)
End face is provided with guide sleeve (23), and the guide sleeve (23) is bolted to connection with guide sleeve mounting base (22), described to lead
There is the pilot hole being adapted to drill bit (35) to set (23)；
The clamping device (4) includes：Clamp bracket (41), swing arm (43), adjustment block (44), turntable (45), limiting slot (46),
Swing arm (47), limited block (48), limit chamber (49), supporting rod (411) and clamping piece (412) is clamped；Two clamp brackets
(41) it is symmetrical set and is machined with cavity inside the fixed seat (21) upper surface, two folder supports (41)
(42), two holding frame front and back ends are symmetrily processed with the through-hole being connected to cavity (42), lead in two through-holes
Threaded connection is crossed there are one swing arm (43), two swing arms (43) are oppositely arranged, the external part folder of two swing arms (43)
Hold adjustment block (44), described adjustment block (44) one end is connected with turntable (45), and the turntable (45) is annular, the turntable
(45) there are four limiting slots (46) for equidistant annular, peripheral array processing between outer ring and inner ring, and the limiting slot (46) is along length
For the extended line in direction by the center of turntable, the limiting slot (46) is internally provided with the clamping swing arm (47), the folder
It holds swing arm (47) to be connected through a screw thread with the limiting slot (46), the clamping swing arm (47) is to the one of the turntable (45) inner ring
End is connected with limited block (48), and clamping swing arm (47) other end is connected with handle, and limited block (48) setting is limiting
In chamber (49), limit chamber (49) end face is connected with symmetrically arranged two supporting rods (411), two supporting rods
(411) end is hinged with the clamping piece (412) with inclination angle, the clamping piece (412) and the limit chamber (49) end face
It is connected by spring；
The dust collect plant (5) includes：Dust collection hole (51), dust pipeline (52), dust storage chamber (53) and dust suction chamber (54), the collection
Dirt room (53) is arranged in the fixed seat (21) upper surface, and dust storage chamber (53) side is provided with dust collection hole (51), the collection
Dirt hole (51) is connected to by the dust pipeline (52) with the dust suction chamber (53), and dust suction is provided in the dust suction chamber (54)
Device；
The drill bit movable stand (3) includes：The vertical frame that drills (31), support plate (32), lifting drive (6), hoistable platform
(33), bore motor (34) and drill bit (35)；The drilling vertical frame (31) is arranged in the rig floor (2) both sides, the support plate
(32) it is arranged between the drilling vertical frame (31), lifting drive (6), the lifting is provided on the support plate (32)
Driving device (6) is connected with hoistable platform (33), and bore motor (34), the drilling electricity are provided on the hoistable platform (33)
Machine (34) output end is connected with drill bit (35)；
The lifting drive (6) includes：Lifting motor (61) and elevating screw (62), elevating screw (62) setting exist
On the drilling vertical frame (31), described elevating screw (62) one end is connect with the lifting motor (61) output end, the lifting
Elevating screw female seat is provided on lead screw (62), the elevating screw female seat is connect with the hoistable platform (33).
2. a kind of machining graphite device according to claim 1, which is characterized in that bore motor (34) output end connects
It is connected to drilling speed reducer.
3. a kind of machining graphite device according to claim 1, which is characterized in that be provided with hand on the swing arm (43)
Wheel.
4. a kind of machining graphite device according to claim 1, which is characterized in that the clamping piece (412) is elastic clip
Hold piece.
5. a kind of machining graphite device according to claim 1, which is characterized in that the dust collection hole (51) is arranged described
The bottom of dust storage chamber (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148762.4A CN108381786A (en) | 2018-02-12 | 2018-02-12 | A kind of machining graphite device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148762.4A CN108381786A (en) | 2018-02-12 | 2018-02-12 | A kind of machining graphite device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108381786A true CN108381786A (en) | 2018-08-10 |
Family
ID=63069376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810148762.4A Pending CN108381786A (en) | 2018-02-12 | 2018-02-12 | A kind of machining graphite device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108381786A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109544A (en) * | 2018-09-26 | 2019-01-01 | 北海智联投资有限公司 | A kind of embroidery cone shell shell drilling machine |
| CN111015968A (en) * | 2019-12-24 | 2020-04-17 | 高亚芳 | Processing machine for dry-hanging stone for building exterior wall decoration |
| CN111976019A (en) * | 2020-07-06 | 2020-11-24 | 大同新成新材料股份有限公司 | Semiconductor graphite production device with clamping mechanism and production method thereof |
| CN115519688A (en) * | 2022-09-20 | 2022-12-27 | 南通星球石墨股份有限公司 | Graphite drilling equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204725159U (en) * | 2015-06-09 | 2015-10-28 | 江苏大学 | A kind of multipurpose work piece holder device |
| CN105414599A (en) * | 2015-12-16 | 2016-03-23 | 嵊州市西格玛科技有限公司 | Drilling device applied to graphite mold production |
| CN107138901A (en) * | 2017-07-03 | 2017-09-08 | 苏州市合叶精密机械有限公司 | Suitable for the weld jig of irregular shape workpiece |
| CN206536675U (en) * | 2017-02-16 | 2017-10-03 | 成都阿泰克特种石墨有限公司 | A kind of graphite products process drilling equipment |
| CN107470835A (en) * | 2017-09-30 | 2017-12-15 | 江阴市新华橡塑机械有限公司 | A kind of steel wire weld machine clamp |
| CN206912596U (en) * | 2017-05-04 | 2018-01-23 | 天津市德洁天能源设备科技有限公司 | A kind of positioner |
-
2018
- 2018-02-12 CN CN201810148762.4A patent/CN108381786A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204725159U (en) * | 2015-06-09 | 2015-10-28 | 江苏大学 | A kind of multipurpose work piece holder device |
| CN105414599A (en) * | 2015-12-16 | 2016-03-23 | 嵊州市西格玛科技有限公司 | Drilling device applied to graphite mold production |
| CN206536675U (en) * | 2017-02-16 | 2017-10-03 | 成都阿泰克特种石墨有限公司 | A kind of graphite products process drilling equipment |
| CN206912596U (en) * | 2017-05-04 | 2018-01-23 | 天津市德洁天能源设备科技有限公司 | A kind of positioner |
| CN107138901A (en) * | 2017-07-03 | 2017-09-08 | 苏州市合叶精密机械有限公司 | Suitable for the weld jig of irregular shape workpiece |
| CN107470835A (en) * | 2017-09-30 | 2017-12-15 | 江阴市新华橡塑机械有限公司 | A kind of steel wire weld machine clamp |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109544A (en) * | 2018-09-26 | 2019-01-01 | 北海智联投资有限公司 | A kind of embroidery cone shell shell drilling machine |
| CN111015968A (en) * | 2019-12-24 | 2020-04-17 | 高亚芳 | Processing machine for dry-hanging stone for building exterior wall decoration |
| CN111976019A (en) * | 2020-07-06 | 2020-11-24 | 大同新成新材料股份有限公司 | Semiconductor graphite production device with clamping mechanism and production method thereof |
| CN115519688A (en) * | 2022-09-20 | 2022-12-27 | 南通星球石墨股份有限公司 | Graphite drilling equipment |
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| 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: 20180810 |
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| RJ01 | Rejection of invention patent application after publication |