CN106119505B - One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife - Google Patents
One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife Download PDFInfo
- Publication number
- CN106119505B CN106119505B CN201610764340.0A CN201610764340A CN106119505B CN 106119505 B CN106119505 B CN 106119505B CN 201610764340 A CN201610764340 A CN 201610764340A CN 106119505 B CN106119505 B CN 106119505B
- Authority
- CN
- China
- Prior art keywords
- guipure
- knife
- quenching
- stainless steel
- cleaning
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
- C21D1/64—Quenching devices for bath quenching with circulating liquids
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Heat Treatment Of Articles (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The present invention is higher with solid carbide drill cost for printed circuit board drilling, the drill bit that stainless steel handle of a knife is welded with Talide causes drilling quality that cannot reach whole tungsten carbide hard alloy hole position level because of weld strength reason, it is a kind of for the automatic heat treatment system of micro drill stainless steel handle of a knife by being arranged, stainless steel handle of a knife is heated, is quenched and cleaning treatment, stainless steel handle of a knife after processing is welded with Talide, it is so notable that improve weld strength, meet the drilling needs of printed circuit board.
Description
Technical field
The present invention relates to Field of Heat-treatment, and micro drill stainless steel handle of a knife automatic heating processing system is used for more particularly, to one kind
System.
Background technology
In printed circuit board processing procedure, it will usually be drilled on circuit boards using microbit, to connect circuit board
The precision requirement of internal layer circuit, printed circuit board drilling is high, and the requirement of hole position precision is within 30 μm；Although hard with tungsten carbide
Material of the matter alloy as drill bit, Talide integrated molding, which is cut into microbit, can meet this requirement,
Though such drill bit rigidity and hardness are compared with good, hole position precision is preferable, service life is also longer, whole since tungsten is rare metal
Body is too high by Talide manufacturing cost, and drill bit belongs to the consumptive material in printed circuit board processing procedure, using such brill
Head significantly improves the plate for making printed circuit manufacture economic cost.
And mainstream drill produced manufacturer is all made of the handle of a knife of stainless steel and the blade of Talide now, it is welded
Round bar is made as after being shunk in conjunction with or using high-frequency current induction heating method, reprocessing is shaped to drill bit, but at present using not
The drilling quality for the drill bit that rust steel knife handle is welded with Talide cannot still reach whole tungsten carbide hard alloy
Level is not easy to weld, also not to it to find out its cause, Talide is hard alloy made of powder metallurgically manufacturing
It can carry out any heat treatment process；And stainless steel also belongs to more hard-to-weld material, therefore the two is welded, weld strength
Depending on the thermal effectiveness of stainless steel handle of a knife, in the prior art there has been no doing the system being accurately heat-treated to stainless steel handle of a knife,
Therefore one kind is provided to be used for the automatic heat treatment system of micro drill stainless steel handle of a knife, the relevant manufactures to be engaged in micro drill are wanted
Study improved direction place.
Invention content
In view of this, the purpose of the present invention is to provide one kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife,
So that micro drill stainless steel handle of a knife workpiece realizes automatic feed, heating, quenching, a series of heat treatment procedures of cleaning.
The solution that the present invention solves its technical problem is：It provides a kind of at micro drill stainless steel handle of a knife automatic heating
Reason system, including：Ground, transmission system, heating system, quenching system, cleaning system.
As a further improvement of the above technical scheme, the transmission system includes：Guipure, guipure transmission pinch roller, multiple
The outer movable plate support roller of guipure support roller, stove, stove outer movable plate, speed regulating motor, retarder, freewheel clutch；It is driven using industrial power
Dynamic speed regulating motor, then pass through retarder deceleration guipure；In order to ensure that guipure does not sink after being loaded with stainless steel handle of a knife,
Before fire door, stove movable plate is provided with above guipure, the outer movable plate of the stove is held up by movable plate support roller outside stove；The overdrive clutch
Device is used for controlling whether guipure is decelerated device driving.
As a further improvement of the above technical scheme, the heating system includes：Furnace body, fire door, heating element, Muffle
Courage, thermocouple temperature measurement element, furnace body protective cover, heating enclosure, guipure sealing radiator, guipure backward channel；Pass through thermocouple
Thermometric software accurately controls the heating temperature of stainless steel handle of a knife.
As a further improvement of the above technical scheme, the quenching system include quenching tank and quenching liquid cooling system,
Quench fluid circulation, quenching lifting system, quenching liquid curtain system；Quenching liquid curtain system is for preventing stainless steel handle of a knife from heating
System when entering quenching tank caused quenching liquid splash to heating furnace body；Liquid cooling system and quenching liquid cycle are quenched by setting
System, to control the stabilization of quenching liquid temperature.The stainless steel handle of a knife that quenching finishes is transported to cleaning system by quenching lifting system
System.
As a further improvement of the above technical scheme, the quenching liquid is quenching oil.
As a further improvement of the above technical scheme, the cleaning system include cleaning hot-air blowing system, cleaning machine,
Oil-water separation system, Sprayer Circulation system, cleaning lifting system；The cleaning machine is provided with multiple spray heads.The stainless steel
After handle of a knife is transported to cleaning machine, by jet cleaning liquid in spray head, stainless steel handle of a knife is cleaned；Water-oil separating system is set
System, by be arranged oil-water separation system to after spray cleaning solution and quenching oil mixing liquid detach, and will be after separation
Cleaning solution imports Sprayer Circulation system；After cleaned, hot blast drying is carried out.
In this way, stainless steel handle of a knife is heated through the invention, is quenched and cleaning treatment, stainless steel knife after processing
Handle is welded with Talide, so notable that improve weld strength, meets the drilling needs of printed circuit board.
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is one embodiment of the present of invention, rather than whole embodiments,
Those skilled in the art without creative efforts, can also be obtained according to these attached drawings other design schemes
And attached drawing.
Description of the drawings
Fig. 1 is overall structure diagram of the embodiment of the present invention.
Fig. 2 is overall structure schematic top plan view of the embodiment of the present invention.
Fig. 3 is furnace body sectional view of the present invention.
Reference numeral meaning is as follows：
1, ground；2, transmission system；2-1, guipure；2-2, guipure are driven pinch roller；2-3, guipure support roller；The outer activity of 2-4, stove
Plate support wheel；The outer movable plate of 2-5, stove；2-6, speed regulating motor；2-7, retarder；2-8, freewheel clutch；2-9, the big rubber of transmission
Wheel；3, heating system；3-1, furnace body；3-2, fire door；3-3, heating element；3-4, Muffle courage；3-5, thermocouple temperature measurement element；3-
6, furnace body protective cover；3-7, heating enclosure；3-8, guipure sealing radiator；3-9, guipure backward channel；4, system is quenched；4-1、
Quenching tank；4-2, quenching liquid cooling system 4-3, quenching fluid circulation；4-4, quenching lifting system；4-5, quenching liquid curtain system
System；4-6, elevator transmission system；5, cleaning system；5-1, cleaning hot-air blowing system；5-2, cleaning machine；5-3, water-oil separating
System；5-4, Sprayer Circulation system；5-5 cleans lifting system；5-6, cleaning transmission system.
Specific implementation mode
The technique effect of the design of the present invention, concrete structure and generation is carried out below with reference to embodiment and attached drawing clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
The other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text
All connection/connection relations not singly refer to component and directly connect, and refer to that can be added deduct according to specific implementation situation by adding
Few couple auxiliary, to form more preferably coupling structure.Each technical characteristic in the invention, in not conflicting conflict
Under the premise of can be with combination of interactions.
Referring to Fig.1-3, this is one embodiment of the present of invention, specific as follows：
One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife, is arranged on powerhouse foundation 1, including：Transmission
System 2, heating system 3, quenching system 4 and cleaning system 5.
Wherein, transmission system 2 includes guipure 2-1, guipure transmission pinch roller 2-2, multiple guipure support roller 2-3, the outer movable plate of stove
The outer movable plate 2-5 of support roller 2-4, stove, speed regulating motor 2-6, retarder 2-7, freewheel clutch 2-8, the big rubber wheel 2-9 of transmission；It adopts
Pass through retarder 2-7 deceleration guipures 2-1 again with industrial power drives speed regulating motor 2-6, speed regulating motor 2-6；In order to ensure
Guipure 2-1 does not sink after loading stainless steel handle of a knife, and before fire door 3-2, the outer movable plate 2-5 of stove is provided with above guipure 2-1,
The outer movable plate 2-5 of the stove is held up by movable plate support roller 2-4 outside stove；The freewheel clutch 2-8 is used for whether controlling guipure 2-1
It is decelerated device 2-7 drivings；And the setting of multiple guipure support roller 2-3, for being tensioned to guipure 2-1.
Heating system 3 include furnace body 3-1, fire door 3-2, heating element 3-3, Muffle courage 3-4, thermocouple temperature measurement element 3-5,
Furnace body protective cover 3-6, heating enclosure 3-7, guipure sealing radiator 3-8, guipure backward channel 3-9；Pass through thermocouple temperature measurement member
Part 3-5 accurately controls the heating temperature of stainless steel handle of a knife.
Quenching system 4 includes quenching tank 4-1, quenching liquid cooling system 4-2, quenching fluid circulation 4-3, quenching promotion system
Unite 4-4, quenching liquid curtain system 4-5, elevator transmission system 4-6；Quenching liquid curtain system 4-5 is for preventing stainless steel handle of a knife from adding
Caused quenching liquid splashes to heating furnace body when hot systems 3 are into quenching tank 4-1；By setting quench liquid cooling system 4-2 and
Fluid circulation 4-3 is quenched, to control the stabilization of quenching liquid temperature.The stainless steel that quenching lifting system 4-4 finishes quenching
Handle of a knife is transported to cleaning system 5.
Cleaning system 5 includes cleaning hot-air blowing system 5-1, cleaning machine 5-2, oil-water separation system 5-3, Sprayer Circulation system
Unite 5-4, cleaning lifting system 5-5, cleaning transmission system 5-6；The cleaning machine 5-2 is provided with multiple spray heads.It is described stainless
After steel knife handle is transported to cleaning machine 5-2, by spray head jet cleaning liquid, stainless steel handle of a knife is cleaned；Grease point is set
From system 5-3, by be arranged oil-water separation system 5-3 to after spray cleaning solution and quenching oil mixing liquid detach, and
Cleaning solution after separation is imported Sprayer Circulation system 5-4 to recycle；After stainless steel handle of a knife is cleaned, heat is carried out
Wind dry systems 5-1 is dried.
The better embodiment of the present invention is illustrated above, but the invention is not limited to the implementation
Example, those skilled in the art can also make various equivalent modifications or be replaced under the premise of without prejudice to spirit of that invention
It changes, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (1)
1. one kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife, it is characterised in that：The automatic heat treatment system packet
Include ground (1), transmission system (2), heating system (3), quenching system (4), cleaning system (5)；Transmission system (2) packet
Include the outer movable plate support roller (2-4) of guipure (2-1), guipure transmission pinch roller (2-2), multiple guipure support rollers (2-3), stove, the outer activity of stove
Plate (2-5), speed regulating motor (2-6), retarder (2-7), freewheel clutch (2-8), the big rubber wheel (2-9) of transmission；Using industry
Power drives speed regulating motor (2-6), speed regulating motor (2-6) pass through retarder (2-7) driven at low speed guipure (2-1) again；In fire door
The outer movable plate (2-5) of stove is provided with before (3-2), above guipure (2-1), the outer movable plate (2-5) of the stove is by movable plate outside stove
Support roller (2-4) is held up；Whether freewheel clutch (2-8) the control guipure (2-1) is decelerated device (2-7) driving；It is arranged multiple
For the guipure support roller (2-3) being tensioned to guipure (2-1)；The heating system (3) includes furnace body (3-1), fire door (3-
2), heating element (3-3), Muffle courage (3-4), thermocouple temperature measurement element (3-5), furnace body protective cover (3-6), heating enclosure
(3-7), guipure sealing radiator (3-8), guipure backward channel (3-9)；The quenching system (4) includes quenching tank (4-1), quenches
Fiery liquid cooling system (4-2), quenching lifting system (4-4), quenching liquid curtain system (4-5), carries quenching fluid circulation (4-3)
Rise machine transmission system (4-6)；The cleaning system (5) includes cleaning hot-air blowing system (5-1), cleaning machine (5-2), grease
Piece-rate system (5-3), Sprayer Circulation system (5-4), cleaning lifting system (5-5), cleaning transmission system (5-6).
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610764340.0A CN106119505B (en) | 2016-08-30 | 2016-08-30 | One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810201577.7A CN108517397A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system |
| CN201810217207.2A CN108411091A (en) | 2016-08-30 | 2016-08-30 | The automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810217203.4A CN108374077A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810276646.0A CN108486331A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of stainless steel |
| CN201810277421.7A CN108467936A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system of stainless steel |
| CN201810276620.6A CN108467923A (en) | 2016-08-30 | 2016-08-30 | A kind of working method of the automatic heat treatment system of stainless steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610764340.0A CN106119505B (en) | 2016-08-30 | 2016-08-30 | One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife |
Related Child Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810201577.7A Division CN108517397A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system |
| CN201810217207.2A Division CN108411091A (en) | 2016-08-30 | 2016-08-30 | The automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810276646.0A Division CN108486331A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of stainless steel |
| CN201810217203.4A Division CN108374077A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810277421.7A Division CN108467936A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system of stainless steel |
| CN201810276620.6A Division CN108467923A (en) | 2016-08-30 | 2016-08-30 | A kind of working method of the automatic heat treatment system of stainless steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106119505A CN106119505A (en) | 2016-11-16 |
| CN106119505B true CN106119505B (en) | 2018-07-24 |
Family
ID=57272988
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610764340.0A Active CN106119505B (en) | 2016-08-30 | 2016-08-30 | One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810276620.6A Withdrawn CN108467923A (en) | 2016-08-30 | 2016-08-30 | A kind of working method of the automatic heat treatment system of stainless steel |
| CN201810201577.7A Pending CN108517397A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system |
| CN201810276646.0A Withdrawn CN108486331A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of stainless steel |
| CN201810277421.7A Withdrawn CN108467936A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system of stainless steel |
| CN201810217207.2A Withdrawn CN108411091A (en) | 2016-08-30 | 2016-08-30 | The automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810217203.4A Withdrawn CN108374077A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of micro drill stainless steel handle of a knife |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810276620.6A Withdrawn CN108467923A (en) | 2016-08-30 | 2016-08-30 | A kind of working method of the automatic heat treatment system of stainless steel |
| CN201810201577.7A Pending CN108517397A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system |
| CN201810276646.0A Withdrawn CN108486331A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of stainless steel |
| CN201810277421.7A Withdrawn CN108467936A (en) | 2016-08-30 | 2016-08-30 | A kind of automatic heat treatment system of stainless steel |
| CN201810217207.2A Withdrawn CN108411091A (en) | 2016-08-30 | 2016-08-30 | The automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN201810217203.4A Withdrawn CN108374077A (en) | 2016-08-30 | 2016-08-30 | The working method of the automatic heat treatment system of micro drill stainless steel handle of a knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (7) | CN106119505B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106119505B (en) * | 2016-08-30 | 2018-07-24 | 江门建滔高科技有限公司 | One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN108411080B (en) * | 2018-06-04 | 2024-05-17 | 南京甄优机械科技有限公司 | Quenching device for stepped drill machining |
| CN109504842A (en) * | 2018-12-04 | 2019-03-22 | 苏州中门子工业炉科技有限公司 | The dedicated continuous heat drum-type production line of bearing steel ball and technique |
| CN110113896B (en) * | 2019-05-22 | 2020-08-28 | 信丰康桥电子有限公司 | Production equipment for multi-piece type printed board |
| CN111977279A (en) * | 2020-08-12 | 2020-11-24 | 陈小玲 | Even conveying equipment of mud that cutter earthing sword was used of burning |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5940204B2 (en) * | 1980-08-28 | 1984-09-28 | 日東精工株式会社 | How to harden parts |
| US8475610B2 (en) * | 2010-04-09 | 2013-07-02 | GM Global Technology Operations LLC | Induction hardening system and method |
| CN102676763A (en) * | 2011-03-09 | 2012-09-19 | 苏州三艾重工有限公司 | Mesh belt quenching heat energy recovery system |
| CN103160658A (en) * | 2011-12-15 | 2013-06-19 | 苏州瑞翔三禾科技有限公司 | Continuous muffle mesh belt hardening furnace production line |
| CN103667639A (en) * | 2013-12-12 | 2014-03-26 | 江苏晶工工具有限公司 | Automatic heat treatment facility for quenching |
| CN204281794U (en) * | 2014-11-20 | 2015-04-22 | 浙江宇清炉料科技有限公司 | A kind of basic part heat treatment production device |
| CN106119505B (en) * | 2016-08-30 | 2018-07-24 | 江门建滔高科技有限公司 | One kind being used for the automatic heat treatment system of micro drill stainless steel handle of a knife |
| CN205999437U (en) * | 2016-08-30 | 2017-03-08 | 何敏 | One kind is used for the automatic heat treatment system of micro drill rustless steel handle of a knife |
-
2016
- 2016-08-30 CN CN201610764340.0A patent/CN106119505B/en active Active
- 2016-08-30 CN CN201810276620.6A patent/CN108467923A/en not_active Withdrawn
- 2016-08-30 CN CN201810201577.7A patent/CN108517397A/en active Pending
- 2016-08-30 CN CN201810276646.0A patent/CN108486331A/en not_active Withdrawn
- 2016-08-30 CN CN201810277421.7A patent/CN108467936A/en not_active Withdrawn
- 2016-08-30 CN CN201810217207.2A patent/CN108411091A/en not_active Withdrawn
- 2016-08-30 CN CN201810217203.4A patent/CN108374077A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CN108467923A (en) | 2018-08-31 |
| CN106119505A (en) | 2016-11-16 |
| CN108517397A (en) | 2018-09-11 |
| CN108467936A (en) | 2018-08-31 |
| CN108374077A (en) | 2018-08-07 |
| CN108486331A (en) | 2018-09-04 |
| CN108411091A (en) | 2018-08-17 |
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