CN107234279A - A kind of mould chalker - Google Patents
A kind of mould chalker Download PDFInfo
- Publication number
- CN107234279A CN107234279A CN201710633007.0A CN201710633007A CN107234279A CN 107234279 A CN107234279 A CN 107234279A CN 201710633007 A CN201710633007 A CN 201710633007A CN 107234279 A CN107234279 A CN 107234279A
- Authority
- CN
- China
- Prior art keywords
- fixed seat
- main shaft
- mould
- electric main
- chalker
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000000429 assembly Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims abstract description 14
- 238000003801 milling Methods 0.000 claims abstract description 14
- 239000000498 cooling water Substances 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000003754 machining Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 5
- 210000003739 neck Anatomy 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C7/00—Milling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool
- B23C7/02—Milling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool to lathes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses a kind of mould chalker, including：Mill cutter assemblies, mill cutter assemblies include that the fixed seat on lathe saddle, the electric main shaft in fixed seat, the milling cutter in electric main shaft can be fixed on；Switch board, switch board, which is provided with, passes through the cooling water tank that water pipe is connected with fixed seat, water cooling is carried out to electric main shaft, and water pump is connected with water pipe；It is additionally provided with switch board and automatically controlled electric cabinet is carried out to electric main shaft and water pump.The mould chalker of the present invention uses high-precision electric main shaft, and high rotating speed, low noise, VFC, whole water cooling is fixed on lathe saddle during work；Air discharge duct is marked as milling cutter using molding cutter, it is integrally formed air discharge duct, and either process R1 air discharge ducts or R2 wire casings, it fast promptly can directly change cutter, it is simple to operate, the air discharge duct that the lines flow smoothly, bottom land is bright and clean can be processed, and cutter is will not interfere with process, knife is not shaken, high in machining efficiency, quality is high.
Description
Technical field
The present invention relates to mold machining technology field, more particularly to a kind of mould chalker.
Background technology
Mould understands some gas residues inside mould during production and application, if having not enough time to discharge in casting,
Casting may be in the presence of a little bad, so many hot-cast moulds will draw a little air discharge ducts to tackle this problem, such as wheel hub mould
The upper mould of tool, side mould will rule on wheel rim, but universal mould factory, be to use in face of the processing method of this machining element
White steel knife wears into wedge angle or fillet, and control lathe spindle does not turn, walks smart car with rim line, air discharge duct is extruded firmly by cutter, this
It is many at processing method disadvantage, such as：Lines are ugly, deep mixed, and cutter easily jumps, and quality is unstable, inefficiency etc..
In order to solve this problem, many people are processed using modes such as machining center, dividing head, horizontal Machining centers, but
All there is interference cutter, shake knife, inefficiency, the problems such as cost is too high.
In view of above-mentioned defect, the design people is actively subject to research and innovation, to found a kind of mould of new structure
Chalker, makes it with more the value in industry.
The content of the invention
It is an object of the invention to propose a kind of mould chalker, lines stream can be efficiently processed on mould
Freely, the bright and clean air discharge duct of bottom land, and can avoid shaking knife.
For up to this purpose, the present invention uses following technical scheme：
A kind of mould chalker, including：
Mill cutter assemblies, the mill cutter assemblies include that fixed seat on lathe saddle can be fixed on, installed in the fixation
Electric main shaft on seat, the milling cutter in the electric main shaft；
Switch board, the switch board is provided with and is connected by water pipe with the fixed seat, enters water-filling to the electric main shaft
Water pump is connected with cold cooling water tank, the water pipe；It is additionally provided with the switch board to the electric main shaft and the water pump
Carry out automatically controlled electric cabinet.
Further, the fixed seat is provided with axis hole that is running through and coordinating with the electric main shaft along its length,
And the two ends of the fixed seat are respectively connected with the holding part coaxially connected with the electric main shaft.
Further, the holding part include be connected with the fixed seat fixed part, be oppositely arranged in the fixed part
On two C-shapeds holding section, connect two holding section ends clamping screw, wherein, two holding sections close up
The internal diameter of the through hole formed afterwards is equal with the external diameter of the electric main shaft.
Further, two regulations being flexibly connected respectively with the fixed seat two side are arranged with the fixed part
Bar, end of the adjusting rod away from the fixed part is provided with screw thread, and positioned at described in two of described fixed seat the same side
Hand of spiral on the opposite end of adjusting rod between the opposite end of two adjusting rods by nut on the contrary, connected.
Further, two are additionally provided with the fixed seat side wall respectively for determining that two opposite adjusting rods are passed through
Position plate, two ends of two location-plates respectively with the nut offset.
Further, the fixed seat is provided with water inlet, the delivery port for draining connected with the water pipe, described
The axis hole and the cooling water channel connected with the water inlet and the delivery port are provided around inside fixed seat.
Further, the fixed seat bottom is provided with the neck coordinated with lathe saddle along its length, and described solid
Reservation two side is provided with the connecting portion being connected with lathe saddle, and the connecting portion is provided with fixing hole.
Further, the electric main shaft is that two ends can install the Double-end motor-driven main shaft of the milling cutter.
Further, it is additionally provided with tool box on the switch board.
Further, the switch board bottom is connected with roller.
Beneficial effects of the present invention are：Drive milling cutter to rotate at a high speed using electric main shaft, coordinate lathe to avoid interference with cutter
And avoid shaking knife, it is whole that water cooling is carried out to electric main shaft, it is ensured that the air discharge duct processed is smooth, bright and clean, and processing efficiency compared with
It is high.
Brief description of the drawings
Fig. 1 is the structural representation for the mould chalker that the preferred embodiment for the present invention is provided；
Fig. 2 is the mill cutter assemblies structural representation in the mould chalker that the preferred embodiment for the present invention is provided；
Fig. 3 is the structural representation of the holding part in mill cutter assemblies；
Fig. 4 is the front view of the fixed seat in mill cutter assemblies；
Fig. 5 is the side view of the fixed seat in mill cutter assemblies.
In figure：100- mill cutter assemblies, 101- fixed seats, 102- electric main shafts, 103- milling cutters, 104- axis holes, 105- clampings
Part, 106- fixed parts, 107- perforation, 108- holding sections, 109- clamping screws, 110- adjusting rods, 111- ears, 112- nuts,
113- location-plates, 114- water inlets, 115- delivery ports, 116- cooling water channels, 117- necks, 118- connecting portions, 119- fixing holes,
200- switch boards, 201- cooling water tanks, 202- water pumps, 203- electric cabinets, 204- tool boxes, 205- rollers, 206- handles, 300-
Water pipe, 400- cables.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
Mould chalker and the lathe of the present invention coordinates the air discharge duct on processing mold, with solve cutter interference, shake knife,
The problems such as processing efficiency is low, cost is high, the mould chalker uses high-precision electric main shaft, high rotating speed, low noise, frequency conversion control
System, whole water cooling is fixed on lathe saddle during work；Air discharge duct is marked as milling cutter using molding cutter, makes air discharge duct one
It is body formed, and either processing R1 air discharge ducts or R2 wire casings, cutter fast promptly can be directly changed, it is simple to operate, it can add
Work goes out the air discharge duct that the lines flow smoothly, bottom land is bright and clean, and cutter is will not interfere with process, knife is not shaken, high in machining efficiency, quality
It is high.
As shown in Fig. 1 to 5, mould chalker of the invention includes mill cutter assemblies 100 and switch board 200, mill cutter assemblies
100 include that the fixed seat 101 on lathe saddle, the electric main shaft 102 in fixed seat 101, An Zhuan can be fixed on
Milling cutter 103 in electric main shaft 102；Switch board 200 is provided with and is connected by water pipe 300 with fixed seat 101, to electric main shaft
102 carry out the cooling water tank 201 of water cooling, and water pump 202 is connected with water pipe 300, and switch board 200 has to electric main shaft 102
And water pump 202 carries out automatically controlled electric cabinet 203, and electric cabinet 203 is electrically connected by cable 400 with electric main shaft 102 and water pump 202
Connect.
Specifically, fixed seat 101 is along its length provided with axis hole 104 that is running through and coordinating with electric main shaft 102, and
The two ends of fixed seat 101 are respectively connected with the holding part 105 coaxially connected with electric main shaft 102, and holding part 105 includes and fixed seat
The fixed part 106 of 101 connections, two C-shaped holding sections 108 being oppositely arranged on fixed part 106, two holding sections 108 of connection
The clamping screw 109 of end, wherein, the internal diameter for the through hole that two holding sections 108 are formed after closing up and the external diameter of electric main shaft 102
It is equal.
To realize the connection of holding part 105 and fixed seat 101, the present invention be arranged with fixed part 106 two respectively with
The adjusting rod 110 that the two side of fixed seat 101 is flexibly connected, end of the adjusting rod 110 away from fixed part 106 is provided with screw thread, and
Hand of spiral on the opposite end of two adjusting rods 110 of the same side of fixed seat 101 is on the contrary, two adjusting rods 110
Connected between opposite end by nut 112.In this way, rotating nut 112, two adjusting rods 110 are opposite or dorsad move, from
And the position of holding part 105 according to the length of electric main shaft 102, can be adjusted, make holding part 105 in place by electronic master
The clamping of axle 102.In addition, in order that adjusting rod 110 can drive holding part 105 to be relatively fixed seat 101 moves, the present invention is in fixation
Adjusting rod 110 is locked at admittedly by portion 106 provided with two perforation 107 passed through respectively for two adjusting rods 110, and using nut
Determine in portion 106；In addition, being arranged in correspondence with ear 111 on the two side of fixed seat 101, and it is arranged in ear on fixed part 106
The corresponding perforation of perforation 107, by adjusting rod 110 through perforation 107, so as to realize adjusting rod 110 and the both sides of fixed seat 101
Wall is flexibly connected.
In order that nut 112 will not be relatively fixed seat 101 in rotation and move, the present invention is gone back on the side wall of fixed seat 101
Provided with two location-plates 113 passed through respectively for two opposite adjusting rods 110, two location-plates 113 respectively with nut 112
Two ends offset.In this way, can be carried out by two location-plates 113 to nut 112 spacing.
Electric main shaft 102 can produce substantial amounts of heat during the high-speed rotation of milling cutter 103 is driven, to avoid heat transfer shadow
Ring milling cutter, it is ensured that the air discharge duct that milling cutter is marked is smooth, bright and clean, mould chalker of the invention can be whole in use
Water cooling is carried out to electric main shaft 102.Specifically, the water inlet 114 connected with water pipe 300 can be set in fixed seat 101, be used for
Axis hole 104 is provided around inside the delivery port 115 of draining, fixed seat 101 and is connected with water inlet 114 and delivery port 115 is cold
But water channel 116.Who is pumped into water pipe 300 and is delivered in cooling water channel 116 by water pump 202 from cooling water tank 201, and water is in cooling
The heat of the generation of electric main shaft 102 is taken away during being flowed in water channel 116, electric main shaft 102 is radiated, greatly reduced
Heat transfer.
To make fixed seat 101 to be arranged on lathe saddle, the present invention is provided with along its length in the bottom of fixed seat 101
The neck 117 coordinated with lathe saddle, and provided with the connecting portion 118 being connected with vehicle frame knife rest on the two side of fixed seat 101, connect
Socket part 118 is provided with fixing hole 119.During installation, fixed seat 101 is stuck on lathe saddle by neck 117, passed through with bolt
Fixing hole 119 is simultaneously locked on lathe saddle, in this way, mill cutter assemblies 100 can walk with vehicle frame knife rest.
To improve processing efficiency, the electric main shaft 102 that the present invention is used can install the double end electricity of milling cutter 103 for two ends
Two moulds can be rule, process air discharge duct by dynamic main shaft simultaneously.
Except being provided with cooling water tank 201 with electric cabinet 203 on the switch board 200 of the present invention, tool box 204 is additionally provided with,
For depositing outfit with article；Cooling water tank 201, which is used for depositing, sets power switch, power supply on cooling water, electric cabinet 203
Air switch, main shaft starting switch, spindle inverters, frequency converter relay, main shaft starting relay are with water pump relay, to control
The start and stop of water pump 202 processed, to electric main shaft 102 carry out VFC.
As the preferred embodiment of the present invention, the present invention sets handle 206 on the side wall of switch board 200, connected on bottom
Roller 205 is connected to, so as to moving control cabinet 200.
It can be seen that, mould chalker of the invention can efficiently process that the lines flow smoothly, bottom land is bright and clean on mould
Air discharge duct, coordinates lathe to avoid shaking knife.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area
Personnel, which would not require any inventive effort, can associate other embodiments of the present invention, and these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of mould chalker, it is characterised in that including：
Mill cutter assemblies, the mill cutter assemblies include that the fixed seat on lathe saddle can be fixed on, in the fixed seat
Electric main shaft, the milling cutter in the electric main shaft；
Switch board, the switch board, which is provided with, to be connected with the fixed seat by water pipe, carries out water cooling to the electric main shaft
Water pump is connected with cooling water tank, the water pipe；It is additionally provided with the switch board to the electric main shaft and water pump progress
Automatically controlled electric cabinet.
2. mould chalker according to claim 1, it is characterised in that the fixed seat is provided with passes through along its length
Axis hole that is wearing and coordinating with the electric main shaft, and the two ends of the fixed seat are respectively connected with and coaxially connect with the electric main shaft
The holding part connect.
3. mould chalker according to claim 2, it is characterised in that the holding part includes connecting with the fixed seat
Fixed part, the holding section for two C-shapeds being oppositely arranged on the fixed part, the lock for connecting two holding section ends connect
Tight bolt, wherein, the internal diameter for the through hole that two holding sections are formed after closing up is equal with the external diameter of the electric main shaft.
4. mould chalker according to claim 3, it is characterised in that be arranged with the fixed part two respectively with
The adjusting rod that the fixed seat two side is flexibly connected, end of the adjusting rod away from the fixed part is provided with screw thread, and
Hand of spiral on the opposite end of two adjusting rods of described fixed seat the same side is on the contrary, two regulations
Bar is connected between opposite end by nut.
5. mould chalker according to claim 4, it is characterised in that be additionally provided with two points on the fixed seat side wall
Not Gong the location-plate that passes through of two opposite adjusting rods, two ends of two location-plates respectively with the nut offset.
6. mould chalker according to claim 2, it is characterised in that the fixed seat is provided with to be connected with the water pipe
Be provided around inside logical water inlet, the delivery port for draining, the fixed seat axis hole and with the water inlet and institute
State the cooling water channel of delivery port connection.
7. mould chalker according to claim 1, it is characterised in that the fixed seat bottom is set along its length
There is the neck coordinated with lathe saddle, and the fixed seat two side is provided with the connecting portion being connected with lathe saddle, the company
Socket part is provided with fixing hole.
8. mould chalker according to claim 1, it is characterised in that the electric main shaft is that two ends can be installed
The Double-end motor-driven main shaft of the milling cutter.
9. mould chalker according to claim 1, it is characterised in that be additionally provided with tool box on the switch board.
10. mould chalker according to claim 1, it is characterised in that the switch board bottom is connected with roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633007.0A CN107234279B (en) | 2017-07-28 | 2017-07-28 | Mould marking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633007.0A CN107234279B (en) | 2017-07-28 | 2017-07-28 | Mould marking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107234279A true CN107234279A (en) | 2017-10-10 |
| CN107234279B CN107234279B (en) | 2024-02-02 |
Family
ID=59989820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710633007.0A Active CN107234279B (en) | 2017-07-28 | 2017-07-28 | Mould marking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107234279B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9323420D0 (en) * | 1993-11-12 | 1994-01-05 | Payne F J & Son Ltd | Auxiliary machine tool |
| US5798587A (en) * | 1997-01-22 | 1998-08-25 | Industrial Technology Research Institute | Cooling loop structure of high speed spindle |
| CN1663741A (en) * | 2004-03-03 | 2005-09-07 | 米歇埃尔·维尼希有限公司 | Uncoupling device for tool operating clamp |
| CN201350573Y (en) * | 2009-01-22 | 2009-11-25 | 上海宁远精密机械有限公司 | Machine tool spindle cooling device |
| CN201361738Y (en) * | 2009-02-05 | 2009-12-16 | 沈阳飞机工业（集团）有限公司 | Mark scraper of digital control milling machines |
| CN101628342A (en) * | 2008-07-17 | 2010-01-20 | 达航工业股份有限公司 | Main shaft device capable of improving cooling and dust removing effects |
| CN202192313U (en) * | 2011-08-15 | 2012-04-18 | 安徽理工大学 | Component for refitting a horizontal lathe and performing partial functions of milling lathe |
| CN202224729U (en) * | 2011-09-19 | 2012-05-23 | 烟台胜地汽车零部件制造有限公司 | Milling cutter for marking workpieces |
| CN104526031A (en) * | 2014-12-25 | 2015-04-22 | 沈阳理工大学 | Cutter system for processing large-diameter pipe inner holes through turning and milling |
| CN204584294U (en) * | 2015-03-25 | 2015-08-26 | 宁波海天精工股份有限公司 | The constant-temperature cooling system of a kind of high-speed machine tool main shaft and driving mechanism |
| CN204975598U (en) * | 2015-09-07 | 2016-01-20 | 洛阳信成精密机械有限公司 | Device for connecting connect portable spark -erosion perforating machine and machining center main shaft |
| CN105458707A (en) * | 2015-12-21 | 2016-04-06 | 广东华田电器有限公司 | Automatic forming device for graphite air pump rotor |
| CN207013770U (en) * | 2017-07-28 | 2018-02-16 | 昆山众异特机械工业有限公司 | A kind of mould chalker |
-
2017
- 2017-07-28 CN CN201710633007.0A patent/CN107234279B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9323420D0 (en) * | 1993-11-12 | 1994-01-05 | Payne F J & Son Ltd | Auxiliary machine tool |
| US5798587A (en) * | 1997-01-22 | 1998-08-25 | Industrial Technology Research Institute | Cooling loop structure of high speed spindle |
| CN1663741A (en) * | 2004-03-03 | 2005-09-07 | 米歇埃尔·维尼希有限公司 | Uncoupling device for tool operating clamp |
| CN101628342A (en) * | 2008-07-17 | 2010-01-20 | 达航工业股份有限公司 | Main shaft device capable of improving cooling and dust removing effects |
| CN201350573Y (en) * | 2009-01-22 | 2009-11-25 | 上海宁远精密机械有限公司 | Machine tool spindle cooling device |
| CN201361738Y (en) * | 2009-02-05 | 2009-12-16 | 沈阳飞机工业（集团）有限公司 | Mark scraper of digital control milling machines |
| CN202192313U (en) * | 2011-08-15 | 2012-04-18 | 安徽理工大学 | Component for refitting a horizontal lathe and performing partial functions of milling lathe |
| CN202224729U (en) * | 2011-09-19 | 2012-05-23 | 烟台胜地汽车零部件制造有限公司 | Milling cutter for marking workpieces |
| CN104526031A (en) * | 2014-12-25 | 2015-04-22 | 沈阳理工大学 | Cutter system for processing large-diameter pipe inner holes through turning and milling |
| CN204584294U (en) * | 2015-03-25 | 2015-08-26 | 宁波海天精工股份有限公司 | The constant-temperature cooling system of a kind of high-speed machine tool main shaft and driving mechanism |
| CN204975598U (en) * | 2015-09-07 | 2016-01-20 | 洛阳信成精密机械有限公司 | Device for connecting connect portable spark -erosion perforating machine and machining center main shaft |
| CN105458707A (en) * | 2015-12-21 | 2016-04-06 | 广东华田电器有限公司 | Automatic forming device for graphite air pump rotor |
| CN207013770U (en) * | 2017-07-28 | 2018-02-16 | 昆山众异特机械工业有限公司 | A kind of mould chalker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107234279B (en) | 2024-02-02 |
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