CN108148965B - Camera bracket annealing device - Google Patents
Camera bracket annealing device Download PDFInfo
- Publication number
- CN108148965B CN108148965B CN201711445174.9A CN201711445174A CN108148965B CN 108148965 B CN108148965 B CN 108148965B CN 201711445174 A CN201711445174 A CN 201711445174A CN 108148965 B CN108148965 B CN 108148965B
- Authority
- CN
- China
- Prior art keywords
- feed well
- sprue
- heating chamber
- vacuum
- chamber
- 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.)
- Expired - Fee Related
Links
- 238000000137 annealing Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 239000004744 fabric Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 5
- 238000001291 vacuum drying Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
-
- 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
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Furnace Details (AREA)
Abstract
This application involves camera processing technique fields, specifically disclose camera bracket annealing device comprising furnace body, feeder and tractive unit, feeder and tractive unit are arranged from left to right, and the heating chamber of both ends open is equipped in furnace body；Feeder includes feed well and vacuum pump, feed well is set in heating chamber and can horizontally slip, the top of feed well and right openings, and vacuum chamber is equipped in the side wall of feed well, the right side of vacuum chamber is equipped with the first notch, is equipped with the pressure sensor being electrically connected with vacuum pump in vacuum chamber；Tractive unit includes sprue and traction mechanism, and sprue is set in heating chamber and can horizontally slip, and the left side of sprue is equipped with the protrusion of the first notch of closing, and the side wall of heating chamber is equipped with the limit fin limited to feed well；When feed well and limit fin offset, furnace body, feed well and sprue surround an enclosure space.The device can quickly vacuumize heating chamber, and when avoiding opening heating chamber, air, which pours, damages heater in heating chamber.
Description
Technical field
The present invention relates to camera processing technique fields, and in particular to a kind of camera bracket annealing device.
Background technique
Current camera bracket is generally steel construction, is internally provided with the cavity for threading；Bracket is raw in order to prevent
Rust corrosion, can be in the surface spray paint of bracket, to prevent the surface exposure of bracket in air.Due to the big portion of monitoring system
Camera is divided to will be installed in outdoor, therefore the paint of rack surface can fall off under the action of dust storm from rack surface quickly.Branch
Frame exposure in air, and will be made bracket fast erosion by rainwash for a long time, so as to cause cable exposure, finally lead
Cause cable aging.In order to improve the corrosive nature of bracket, bright annealing processing is generallyd use to bracket at present.Bright annealing processing
Bracket can be not only set to obtain bright, corrosion resistance and good surface；Meanwhile after being made annealing treatment to bracket, then no longer need to
It polishes the surface of bracket, so as to reduce cost.
The method of bright annealing usually has vacuum annealing and protective atmosphere annealing at present, frequently with method be that vacuum is moved back
Fire.Vacuum annealing carries out usually in vacuum annealing furnace.Existing vacuum drying oven generally includes furnace body, the furnace for closed furnace body
Door, and to the vacuum pump that furnace body is vacuumized.When annealing to bracket using existing vacuum drying oven, need first to put bracket
Enter into furnace body, then closed furnace body, and furnace body is vacuumized, is then heated to workpiece.It is carried out to bracket
When heating, if bracket abuts heat source, temperature of the bracket close to heat source part will be increased rapidly, and the temperature far from heat source part
It increases slowly, therefore will lead to bracket uneven heating, be easy to cause deformation of timbering.In order to avoid bracket in vacuum drying oven and heat source
By it is too close, the volume of usual vacuum drying oven is several times or more than ten times of bracket volume, so that heat source carries out bracket by radiation
Heating, can be such that the temperature of bracket uniformly increases.
Since the volume of used vacuum drying oven is larger, the time vacuumized to vacuum drying oven is longer, will lead to
Working efficiency reduces.In addition, being vacuum state in furnace body, being then not easy to open fire door after workpiece is cooling；In order to make to open furnace
Door is easier, it will usually a relief valve be arranged, first air is allowed to slowly enter in furnace body by relief valve, then open furnace again
Door, but the long period can be waited.Fire door is opened when if being still vacuum state in furnace body, air will pour in furnace body rapidly,
And due in furnace body space it is larger, enter the intracorporal air mass flow of furnace it is larger, thus in furnace body when air enters furnace body
Portion has biggish impact, is easily damaged heat source.
Summary of the invention
The purpose of the present invention is to provide a kind of camera bracket annealing devices, so that vacuum pump can be quickly to heating chamber
When inside being vacuumized, and avoiding opening heating chamber, air, which pours, damages heater in heating chamber.
In order to achieve the above objectives, base case of the invention is as follows:
Camera bracket annealing device includes furnace body, feeder and tractive unit, feeder and tractive unit cloth from left to right
It sets, the heating chamber of both ends open is equipped in furnace body, is equipped with heater in heating chamber；Feeder includes feed well and vacuum pump, into
Hopper is set in heating chamber and is slidably connected with furnace body, the top of feed well and right openings, is equipped in the side wall of feed well true
The right side of cavity, vacuum chamber is equipped with the first notch, and the vacuum pump is connect with vacuum chamber, is equipped in vacuum chamber and is electrically connected with vacuum pump
The pressure sensor connect；The tractive unit includes sprue and the traction mechanism for drawing sprue, and the sprue is set to heating chamber
Interior, the left side of sprue is equipped with the protrusion that can be inserted into the first notch and seal vacuum chamber, and traction mechanism is set to the right side of furnace body, leads
The right end for drawing mechanism and sprue connects and sprue can be driven to horizontally slip in heating chamber, and the side wall of the heating chamber is equipped with pair
The limit fin of feed well limit；When feed well and limit fin offset, furnace body, feed well and sprue surround an enclosure space,
And traction mechanism can continue traction sprue and slide to the right.
The principle of this programme camera bracket annealing device is:
Pressure sensor is equipped in vacuum chamber, when the pressure in vacuum chamber increases, pressure sensor will issue signal, together
When vacuum pump will be by signal be executed, so that vacuum pump startup draws sky to vacuum chamber, until in vacuum chamber being in vacuum state
When, vacuum pump stops working.When feed well does not offset with limit fin, since vacuum chamber is in vacuum state, feed well
It will be attracted on sprue, i.e., in protrusion the first notch of insertion on the left of sprue, make feed well and sprue in tightening state.Pass through
Traction mechanism pushes sprue to move to the left, until the opening at the top of feed well is skidded off out of heating chamber, so as to from feed well
The opening at top puts into workpiece into feed well.
Workpiece is launched to after feed well, and traction mechanism is started, and makes traction mechanism that sprue be pulled to move right；Due to feed well
It is in tightening state with sprue, therefore sprue will drive feed well to slide to the right in heating chamber together.Until feed well and limit
Fin offsets, then sprue cannot pull feed well to move right again；Therefore it is slided to the right as traction mechanism pulls on sprue
Dynamic, then feed well is separated with sprue.After protrusion on the left of sprue is skidded off out of first notch, vacuum chamber is connected to heating chamber,
And vacuum chamber and heating chamber form an enclosure space, and feed well is also slid completely into heating chamber at this time.Since feed well is sliding
During entering heating chamber, feed well will bring air into heating chamber, and vacuum chamber is connected to heating chamber at this time, therefore vacuum
Intracavitary pressure increases, vacuum pump startup, so that being in vacuum state in vacuum chamber and heating chamber.
After vacuum pump stops working, opens heater and workpiece is heated.After completing heating to workpiece, 60 are cooled to workpiece
DEG C hereinafter, driving traction mechanism, makes traction mechanism that sprue be pushed to slide to the left, after sprue and feed well contact, on the left of sprue
Protrusion will insertion the first notch in, thus sprue again vacuum chamber is blocked.Sprue continuation is slided to the left, will push charging simultaneously
Slot slides to the left, until the opening at the top of feed well skids off heating chamber, then outside air will pour in heating chamber；And it feeds at this time
Slot and sprue are still in tightening state, and vacuum chamber is in vacuum state.
The beneficial effect that this programme generates is:
(1) it when traction mechanism pulls sprue accordingly to move, incites somebody to action and simultaneously pull in feed well in heating chamber, so as to incite somebody to action
Workpiece is sent into heating chamber.
(2) after workpiece is admitted to heating chamber, vacuum pump will start automatically carries out vacuumize process to heating chamber；And it is true
The air when gas extracted out needed for sky pump is only feed well and sprue combination in feed well, therefore the working time of vacuum pump
It is short, vacuumize process quickly can be carried out to heater box, the energy of vacuum pump consumption is also small.
(3) when the opening at the top of feed well is skidded off out of heating chamber, outside air is only entered in feed well, due to
Feed well volume is small, therefore air flow rate is also small, so as to reduce impact of the air-flow to heater.
Preferred embodiment one: advanced optimizing as to base case, and the vacuum pump and vacuum chamber are connected by check valve
It is logical, and the arrival end of check valve is connected to vacuum chamber；To when vacuum stops working, outside air without going past vacuum pump into
Enter in vacuum chamber, and check valve is easy to control.
Preferred embodiment two: as advanced optimizing to preferred embodiment one, the traction mechanism is hydraulic cylinder, hydraulic cylinder
It is fixedly connected on the right side of piston rod and sprue；Hydraulic cylinder mechanism is simple, and easy for installation and driving force is big.
Preferred embodiment three: as advanced optimizing to preferred embodiment one, the traction mechanism includes servo motor, lead screw
With the nut cooperated with lead screw, one end of lead screw is fixedly connected with the output shaft of servo motor by ring flange, and nut is fixed on
The right end of sprue.Sprue is driven using feed screw nut, driving force can be made more stable, reduce the vibration of equipment.
Preferred embodiment four: as advanced optimizing to preferred embodiment three, the heater is fixed on the left side of sprue.
Heater is fixed on sprue, so that heater will follow sprue to move together, without being heating on the side wall of heating chamber
Installation space is arranged in device.If heater is set on the side wall of heating chamber, in order to avoid heater stops sprue sliding, then need
One groove is set on the side wall of heating chamber to install heating chamber, and in a groove by heater installation, heater will be not easy to
Installation and maintenance.
Preferred embodiment five: as advanced optimizing to preferred embodiment four, the left side sidewall slope of the feed well is arranged,
And the angle of the bottom of side wall and feed well is 120-130 ° on the left of feed well.The left side sidewall slope of feed well is arranged, thus
Workpiece can be made to slide into feed well by side wall, when workpiece being avoided to fall into feed well, workpiece generates charging trench bottom biggish
Impact.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this bright camera bracket annealing device embodiment one；
Fig. 2 is the structural schematic diagram of this bright camera bracket annealing device embodiment two.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: furnace body 10, heating chamber 11, limit fin 12, feed well 20, vacuum chamber
21, sprue 30, heater 31, raised 32, hydraulic cylinder 40, vacuum pump 50, check valve 51, lead screw 41, nut 42.
Embodiment one:
As shown in Figure 1, the camera bracket annealing device of the present embodiment includes furnace body 10, feeder and tractive unit, into
Material portion and tractive unit are arranged from left to right, and the heating chamber 11 of both ends open is equipped in furnace body 10.Feeder includes 20 He of feed well
Vacuum pump 50, feed well 20 are set in heating chamber 11 and are slidably connected with furnace body 10.The top of feed well 20 and right openings, when
Feed well 20 is pushed to the left, makes the part of feed well 20 skidding off from heating chamber 11, then can pass through the opening at 20 top of feed well
Workpiece is put into feed well 20.Vacuum chamber 21 is equipped in the side wall of feed well 20, the right side of vacuum chamber 21 is equipped with the first notch.
Vacuum pump 50 is connect with vacuum chamber 21 by pipeline, and one end of pipeline connects check valve 51, the arrival end of check valve 51 and true
Cavity 21 is connected to, so that check valve 51 is opened, then vacuum pump 50 can take out the air in vacuum chamber 21 when vacuum pump 50 starts
Out；When vacuum pump 50 stops working, check valve 51 is closed, and is entered very to can avoid outside air by vacuum pump 50 and pipeline
In cavity 21.It is equipped with the pressure sensor being electrically connected with vacuum pump 50 in vacuum chamber 21, and is equipped with PLC controller and signal is carried out
Processing；When in vacuum chamber 21 being in vacuum state, pressure sensor will be to PLC controller feedback signal, while PLC controller will
It is that vacuum pump 50 disconnects power supply；And after entering air in vacuum chamber 21, the pressure in vacuum chamber 21 will increase, while pressure passes
Sensor will issue to vacuum pump 50 to PLC controller feedback signal, PLC controller and execute signal, power on air compressor machine.Into
The left side sidewall slope of hopper 20 is arranged, and the angle of the bottom of 20 left side side wall of feed well and feed well 20 is 120 °, thus
When launching workpiece into feed well 20, workpiece can slide into feed well 20 along left side side wall, hit and feed to avoid workpiece
20 bottom of slot, makes bottom notch.
Tractive unit includes sprue 30 and the traction mechanism for drawing sprue 30, and the traction mechanism in the present embodiment uses liquid
Cylinder pressure 40.Sprue 30 is set in heating chamber 11 and is slidably connected with furnace body 10, the front and rear sides wall of the right half part of heating chamber 11
It is equipped with the limit fin 12 extended in left-right direction with bottom, the front and rear sides of sliding block and bottom are equipped with and limit fin 12
The groove of cooperation, the top of sprue 30 and the top of heating chamber 11 offset, thus when to slide into heating chamber 11 latter half of for sprue 30
Timesharing, sprue 30 can block completely the opening of 11 right end of heating chamber.In addition, when feed well 20 slides to the right in heating chamber 11
When, feed well 20 is by the blocking by limit fin 12, i.e., when feed well 20 and limit fin 12 offset, feed well 20 will not
It can continue to move right；And feed well 20 and limit fin 12 be when offseting, feed well 20 is completely into in heating chamber 11.
The left side of sprue 30 is equipped with the protrusion 32 that can be inserted into the first notch and seal vacuum chamber 21, when protrusion 32 is inserted into vacuum chamber 21
When, heating chamber 11 and vacuum chamber 21 are two mutual disconnected cavitys.The piston rod of hydraulic cylinder 40 is fixed on the right side of sprue 30
Face, then the piston rod of driving hydraulic cylinder 40 is flexible can drive sprue 30 to horizontally slip in heating chamber 11.The left side of sprue 30
Upper fixed having heaters 31, the heater 31 in the present embodiment use heat radiation heater 31.
The specific work process of the camera bracket annealing device of the present embodiment are as follows:
Sprue 30 is pushed to move to the left by hydraulic cylinder 40, until the opening at 20 top of feed well is sliding out of heating chamber 11
Out, workpiece is put into feed well 20 by the opening at 20 top of feed well, and workpiece is sliding by the side wall in 20 left side of feed well
Enter in feed well 20.Workpiece is launched to after feed well 20, and hydraulic cylinder 40 is started, and makes it that sprue 30 be pulled to move right.Due to true
It is in vacuum state in cavity 21, so that feed well 20 is attached together with sprue 30, therefore sprue 30 will drive feed well 20 1
It is slided to the right in heating chamber 11.Until feed well 20 offsets with limit fin 12, as hydraulic cylinder 40 pulls on sprue
30 slide to the right, and feed well 20 is separated with sprue 30.After the protrusion 32 in 30 left side of sprue is skidded off out of first notch, vacuum chamber 21
It is connected to heating chamber 11, and vacuum chamber 21 and heating chamber 11 form an enclosure space.Since feed well 20 slides into heating chamber 11
During, feed well 20 will bring air into heating chamber 11, and vacuum chamber 21 is connected to heating chamber 11, so that vacuum chamber 21
Interior pressure increases, then vacuum pump 50 starts, until vacuum pump 50 stops when in vacuum chamber 21 and heating chamber 11 being in vacuum state
Only work.
After vacuum pump 50 stops working, opens heater 31 and workpiece is heated.It is cooling to workpiece after completing heating to workpiece
It is convex on the left of sprue 30 after sprue 30 is contacted with feed well 20 to 60 DEG C hereinafter, making hydraulic cylinder 40 that sprue 30 be pushed to slide to the left
Playing 32 will be inserted into the first notch, so that sprue 30 blocks vacuum chamber 21 again.The continuation of sprue 30 is slided to the left, will be pushed simultaneously
Feed well 20 slides to the left, until the opening at 20 top of feed well skids off heating chamber 11, then outside air will pour in heating chamber 11
It is interior；And feed well 20 and sprue 30 are still attached together at this time, vacuum chamber 21 is in vacuum state.
Embodiment two:
As shown in Fig. 2, embodiment two and the difference of embodiment one are only that, traction mechanism includes servo electricity in embodiment two
Machine, lead screw 41 and the nut 42 cooperated with lead screw 41, lead screw 41 are fixedly connected by ring flange with the output shaft of servo motor, and
Nut 42 is fixed on the right side of sprue 30, therefore by the positive and negative rotation of servo motor, then sprue 30 can be driven left in heater box
Right sliding.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (6)
1. camera bracket annealing device, including furnace body, feeder and tractive unit, feeder and tractive unit cloth from left to right
It sets, heating chamber is equipped in feeder, feeder includes the feed well being slidably connected with furnace body；It is characterized by: the two of heating chamber
End opening, heating chamber is interior to be equipped with heater；Feed well is set in heating chamber, the top of feed well and right openings, feed well
Vacuum chamber is equipped in side wall, the right side of vacuum chamber is equipped with the first notch, and feeder further includes vacuum pump, the vacuum pump and vacuum
Chamber connection, vacuum chamber is interior to be equipped with the pressure sensor being electrically connected with vacuum pump；The tractive unit includes sprue and stifled for drawing
The traction mechanism of block, the sprue are set in heating chamber, and the left side of sprue, which is equipped with, can be inserted into the first notch and seal vacuum chamber
Protrusion, traction mechanism is set to the right side of furnace body, and the right end of traction mechanism and sprue, which connects, can simultaneously drive sprue in heating chamber
It horizontally slips, the side wall of the heating chamber is equipped with the limit fin limited to feed well；When feed well and limit fin offset,
Furnace body, feed well and sprue surround an enclosure space, and traction mechanism can continue traction sprue and slide to the right.
2. camera bracket annealing device according to claim 1, it is characterised in that: the vacuum pump and vacuum chamber are logical
Check valve connection is crossed, and the arrival end of check valve is connected to vacuum chamber.
3. camera bracket annealing device according to claim 2, it is characterised in that: the traction mechanism is hydraulic
Cylinder is fixedly connected on the right side of the piston rod and sprue of hydraulic cylinder.
4. camera bracket annealing device according to claim 2, it is characterised in that: the traction mechanism includes servo
Motor, lead screw and the nut with lead screw cooperation, one end of lead screw are fixedly connected with the output shaft of servo motor by ring flange, spiral shell
Mother is fixed on the right end of sprue.
5. camera bracket annealing device according to claim 4, it is characterised in that: the heater is fixed on sprue
Left side.
6. camera bracket annealing device according to claim 5, it is characterised in that: the left side side wall of the feed well
It is obliquely installed, and the angle of the bottom of side wall and feed well is 120-130 ° on the left of feed well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711445174.9A CN108148965B (en) | 2017-12-27 | 2017-12-27 | Camera bracket annealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711445174.9A CN108148965B (en) | 2017-12-27 | 2017-12-27 | Camera bracket annealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108148965A CN108148965A (en) | 2018-06-12 |
| CN108148965B true CN108148965B (en) | 2019-04-02 |
Family
ID=62463217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711445174.9A Expired - Fee Related CN108148965B (en) | 2017-12-27 | 2017-12-27 | Camera bracket annealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108148965B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102994713A (en) * | 2012-08-24 | 2013-03-27 | 苏州工业园区杰士通真空技术有限公司 | Material feeding and taking device for vacuum oil-quenching furnace |
| CN204438746U (en) * | 2015-02-04 | 2015-07-01 | 浙江兆丰化纤有限公司 | A kind of chemical fibre factory vacuum drying oven |
| CN205099718U (en) * | 2015-11-12 | 2016-03-23 | 丰城市顺达五金制品有限公司 | Automatic change vacuum heat treating furnace |
| CN205687971U (en) * | 2016-06-22 | 2016-11-16 | 浙江国盛铜业有限公司 | A kind of vacuum annealing furnace |
| CN205974602U (en) * | 2016-08-24 | 2017-02-22 | 天津创真金属科技有限公司 | Multi -purpose stove of forvacuum high temperature with back push -and -pull device |
-
2017
- 2017-12-27 CN CN201711445174.9A patent/CN108148965B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108148965A (en) | 2018-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205862886U (en) | Except water drying device after a kind of cable injection water-cooled | |
| CN204325430U (en) | The low pressure air cooling vacuum annealing oven that a kind of speed of cooling is controlled | |
| CN101986075B (en) | Method for providing dry hot air for industrial dehumidifying and drying | |
| CN106863686A (en) | One kind uses microwave and electrically heated foaming furnace | |
| CN106786057B (en) | A kind of temperature control method of power distribution cabinet | |
| CN103383179B (en) | A kind of sheet material furnace drying method and sheet material drying kiln utilizing waste heat | |
| CN108148965B (en) | Camera bracket annealing device | |
| CN107356062A (en) | A kind of air dryer for feed addictive | |
| CN103627859B (en) | Full-automatic continuous vacuum oven | |
| CN108148958B (en) | The method of camera bracket Bright Annealing | |
| CN104132355A (en) | Dry-type deslagging system capable of adjusting cooling air | |
| CN116001075A (en) | Intelligent beam field concrete precast beam slab steam curing chamber and steam curing system | |
| CN206678273U (en) | One kind uses microwave and electrically heated foaming furnace | |
| CN107782072A (en) | A kind of explosion-proof drying baker | |
| CN206626912U (en) | A kind of clamping rotary furnace drying device of seal | |
| CN107618169A (en) | A kind of afterheat utilizing system of plastics extrusion die | |
| CN219347313U (en) | Billet heating furnace | |
| CN205325947U (en) | Glass magnesium board constant temperature and humidity curing chamber | |
| CN207245745U (en) | Main fan for mines air door defroster | |
| CN206073712U (en) | A kind of closed large-size workpiece resistance-heated furnace of auto-stitching | |
| CN206222832U (en) | Explosion-proof drying baker | |
| CN206563491U (en) | A kind of annealing device prepared suitable for power battery cathode material | |
| CN216039653U (en) | Constant state control device of stemming | |
| CN204265782U (en) | A kind of simple intelligent mud gun constant temperature system | |
| CN212284660U (en) | Anti-oxidation coating equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210429 Address after: 423, floor 4, block a, Xinhua future city building, No. 175, Litang Road, Changping District, Beijing 102200 Patentee after: Li Qiannan Address before: 401220 Changshou District of Chongqing Yuen Road No. 3 Building 16 2-1 Patentee before: CHONGQING HOUYU BUILDING AUTOMATION ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 257300 room 223-2, urban empowerment center, No. 817, Guangrao Economic Development Zone, Guangrao County, Dongying City, Shandong Province Patentee after: Li Qiannan Address before: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee before: Li Qiannan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221207 Address after: Room 926, 9/F, Building D, Science and Technology Pioneer Park, Linyi Hi tech Industrial Development Zone, Shandong 276000 Patentee after: Shandong Kuntai Daoke Safety Technology Co.,Ltd. Address before: 257300 room 223-2, urban empowerment center, No. 817, Guangrao Economic Development Zone, Guangrao County, Dongying City, Shandong Province Patentee before: Li Qiannan |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190402 |