CN205741189U - Box soft nitriding furnace - Google Patents
Box soft nitriding furnace Download PDFInfo
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- CN205741189U CN205741189U CN201620714592.8U CN201620714592U CN205741189U CN 205741189 U CN205741189 U CN 205741189U CN 201620714592 U CN201620714592 U CN 201620714592U CN 205741189 U CN205741189 U CN 205741189U
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- soft nitriding
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Abstract
This utility model relates to a kind of box soft nitriding furnace, including: airtight transition chamber, the side of described transition chamber sets Packed turnover bin gate, is provided with pay-off in described transition chamber；Being located at described transition chamber side and airtight heating chamber, the sidepiece that described heating chamber is connected with described transition chamber is provided with hermatic door, and side relative with described hermatic door in described heating chamber is provided with material-pulling device；And it is located at below described transition chamber and airtight cooling chamber, it is provided with lowering or hoisting gear in described cooling chamber and described transition chamber, described pay-off and material containing track it is equiped with on described lowering or hoisting gear, the top that described cooling chamber is connected with described transition chamber is provided with plug hatch, and described plug hatch is connected with described lowering or hoisting gear.Using heating chamber, can mutually shift workpiece between transition chamber and cooling chamber, when workpiece cools down, next workpiece can carry out nitriding process simultaneously, is greatly saved the time of wait, improves the service efficiency of equipment.
Description
Technical field
This utility model relates to nitriding furnace field, refers in particular to a kind of box soft nitriding furnace.
Background technology
After general box soft nitriding furnace workpiece nitriding process terminates, workpiece is all furnace cooling or transfers to input and output material
Carrying out air cooling in transition chamber, and furnace atmosphere to have been replaced completely before workpiece is come out of the stove, workpiece nitriding process terminates to work
Part cools down refill next furnaceman's part after coming out of the stove completely, and this process time very grows (general 3 hours to 4 hours), and the adding of equipment
Thermal process room is now vacant, and the utilization rate that result in equipment is the lowest.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of box soft nitriding furnace, solves existing
Length and the low problem of the vacant utilization rate of equipment and installations caused of heating chamber cool time with the presence of furnace cooling and air cooling technique.
The technical scheme realizing above-mentioned purpose is:
A kind of box soft nitriding furnace of this utility model, including:
Airtight transition chamber, the side of described transition chamber sets Packed turnover bin gate, is provided with feeding in described transition chamber
Device；
It is located at described transition chamber side and airtight heating chamber, the sidepiece that described heating chamber is connected with described transition chamber
Being provided with hermatic door, side relative with described hermatic door in described heating chamber is provided with material-pulling device；And
Lifting dress it is provided with in being located at below described transition chamber and airtight cooling chamber, described cooling chamber and described transition chamber
Putting, described lowering or hoisting gear is equiped with described pay-off and material containing track, described cooling chamber is connected with described transition chamber
Top is provided with plug hatch, and described plug hatch is connected with described lowering or hoisting gear.
Use heating chamber, between transition chamber and cooling chamber, can mutually shift workpiece, and heating chamber, transition chamber and cold
But room can each self sealss so that the atmosphere of heating chamber need not all be replaced by each stove, is greatly saved the consumption of process gas,
And workpiece is when cooling down, next workpiece can carry out nitriding process simultaneously, is greatly saved the time of wait, improves and set
Standby service efficiency, also improves the production efficiency of nitriding process.
Further improvement is that of the box soft nitriding furnace of this utility model, described lowering or hoisting gear includes being located at described transition chamber
In riser guide, the connecting rod being slidedly arranged on described riser guide and be located at the lift cylinder at described transition chamber top；
The top of described connecting rod is connected fixing with described pay-off, described connecting rod wear described plug hatch and with
Described plug hatch connects fixing, and the bottom of described connecting rod is connected fixing with described material containing track；
Described lift cylinder is connected fixing with the top of described connecting rod.
Further improvement is that of the box soft nitriding furnace of this utility model, described pay-off includes conveyer chain and is located at institute
Stating the top-pushing mechanism on conveyer chain, the pushing tow direction of described top-pushing mechanism is consistent with the conveying direction of described conveyer chain.
Further improvement is that of the box soft nitriding furnace of this utility model, on described transition chamber, corresponding described turnover bin gate sets
Having the first track and the first cylinder, described first cylinder to be connected with described turnover bin gate, described turnover bin gate is slidedly arranged on described
On one track.
Further improvement is that of the box soft nitriding furnace of this utility model, in described transition chamber, corresponding described turnover bin gate sets
Have and be blown into mechanism for the nitrogen forming the nitrogen curtain for blocking doorway.
Further improvement is that of the box soft nitriding furnace of this utility model, in described heating chamber, corresponding described hermatic door is provided with
Second track and the second cylinder, described second cylinder is connected with described hermatic door, and described hermatic door is slidedly arranged on described second track
On.
Further improvement is that of the box soft nitriding furnace of this utility model, described material-pulling device includes being located at described heating chamber
In sliding rail, the motor of pusher described in the pusher being slidedly arranged on described sliding rail and drive connection.
Further improvement is that of the box soft nitriding furnace of this utility model, described pusher is in the top of described heating chamber
Being formed with guide post, the bottom of described guide post is provided with limit guide rail, and the top of described heating chamber is provided with limited post, described spacing
The top of post is slidedly arranged in described limit guide rail.
Further improvement is that of the box soft nitriding furnace of this utility model, is provided with in described cooling chamber for forming circulating cooling
Air cooling equipment and the confession of wind form cooling water circulation water cooling plant.
Further improvement is that of the box soft nitriding furnace of this utility model, the surrounding of described cooling chamber is arranged with for being formed cold
But the water-cooled jacket set of water circulation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the box soft nitriding furnace of this utility model.
Fig. 2 is the side view of heating chamber in the box soft nitriding furnace of this utility model.
Fig. 3 is transition chamber and the side view of cooling chamber in the box soft nitriding furnace of this utility model.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
This utility model provides a kind of box soft nitriding furnace, can use with mult-purpose chamber furnace production line doubling, need not be single
Solely reoffer other auxiliary equipment.Heating chamber, transition chamber and cooling chamber are integrated by this utility model, and between each room
Independent sealed, additionally it is possible to meet workpiece transfer between each room, solve general box soft nitriding furnace air cooling and feed with secondary
The problem that can not simultaneously carry out, improves the utilization rate of equipment, also solves general box soft nitriding furnace and processes every a collection of workpiece
The problem that furnace atmosphere will be replaced again, is greatly saved the consumption of process gas.Below in conjunction with the accompanying drawings to this utility model case
Formula soft nitriding furnace illustrates.
Refering to Fig. 1, it is shown that the structural representation of the box soft nitriding furnace of this utility model.Below in conjunction with Fig. 1, to this practicality
Novel box type soft nitriding furnace illustrates.
As it is shown in figure 1, the box soft nitriding furnace of this utility model includes transition chamber 10, heating chamber 20 and cooling chamber 30, mistake
Crossing room 10, heating chamber 20 and cooling chamber 30 and be airtight structure, transition chamber 10 served in the transfer process of workpiece 50
The effect crossed, when charging, workpiece 50 is sent in heating chamber 20 carry out soft-nitriding process from transition chamber 10, at soft-nitriding process
When needing after completing to lower the temperature workpiece 50, workpiece 50 is sent to transition chamber 10 from heating chamber, then is sent to from transition chamber 10
Cooling chamber 30 cools down.The side of transition chamber 10 sets Packed turnover bin gate 11, and this turnover bin gate 11 is when needs feed
Open, close after having fed, and pass in and out bin gate 11 with transition chamber 10 for being tightly connected, it is ensured that for the sky sealed in transition chamber 10
Between.Being provided with pay-off 12 in many cities 10, the workpiece 50 entered in turnover bin gate 11 is placed on pay-off 12, logical
Cross pay-off 12 and carry out feeding operation.Heating chamber 20 is located at the side of transition chamber 10, and this heating chamber 20 is connected with transition chamber 10
The sidepiece connect is provided with hermatic door 21, and the pay-off 12 in the corresponding transition chamber 10 of this hermatic door 21 is arranged, when hermatic door 21 is opened,
Pay-off 12 carries out soft-nitriding process in workpiece 50 thereon is sent to heating chamber 10, when workpiece 50 is sent by pay-off 12
After entering in heating chamber 10, hermatic door 21 is closed and heating chamber 10 is closed.Side relative with hermatic door 21 in heating chamber 10
Being provided with material-pulling device 22, this material-pulling device 22 is for pushing away workpiece 50 at hermatic door 21 after workpiece 50 completes soft-nitriding process
Go out heating chamber 10.Cooling chamber 30 is provided with lowering or hoisting gear 40 in being located at the lower section of transition chamber 10, cooling chamber 30 and transition chamber 10, lifting
Being equiped with material containing track 31 on device 40, the pay-off 12 in transition chamber 10 is also installed on lowering or hoisting gear 40, send time initial
Material device 12 is placed in transition chamber 10, and material containing track 31 is placed in cooling chamber 30.The top that cooling chamber 30 is connected with transition chamber 10
Portion is provided with plug hatch 32, and this plug hatch 32 is also connected with lowering or hoisting gear 40.Lowering or hoisting gear 40 drives pay-off 12, material containing
Track 31 moves up and down together with plug hatch 32, after workpiece 50 completes soft-nitriding process, needs to be transferred to from heating chamber 20
When cooling chamber 30 cools down, lowering or hoisting gear 40 starts, and lowering or hoisting gear 40 drives pay-off 12, material containing track 31 and sealed compartment
Lid 32 moves upward, when rising to extreme higher position so that material containing track 31 is positioned at transition chamber 10, and material containing track 31 and heating
The hermatic door 21 of room 20 relatively, then open, and material-pulling device 22 starts, and was pushed to from heating chamber 20 by workpiece 50 by hermatic door 21
Crossing on the material containing track 31 in room 10, then material-pulling device 22 resets, and hermatic door 21 is closed.Lowering or hoisting gear 40 drives feeding to fill again
Putting 12, material containing track 31 and plug hatch 32 to move downwardly together, when dropping to extreme lower position, material containing track 31 carries workpiece
50 are positioned at cooling chamber 30 to cool, and cooling chamber 30 is closed by plug hatch 32, and pay-off 12 has been positioned at transition
In room 10, and pay-off 12 corresponding turnover bin gate 11 and hermatic door 21 are arranged.Transition chamber 10 now, heating chamber 20 and cold
But room 30 is the most airtight state, can proceed with the feeding operation of next workpiece 50, is i.e. sent into newly by transition chamber 10
Workpiece 50 to heating chamber 20 in carry out soft-nitriding process, this addresses the problem air cooling present in existing soft nitriding furnace technique
The problem that can not simultaneously carry out with secondary charging, also solves furnace atmosphere when soft nitriding furnace processes every a collection of workpiece and is required for weight
The problem of new displacement.This utility model is effectively increased the utilization rate of equipment, improves production efficiency, also saves process gas
Consumption.
Shown in Fig. 1 and Fig. 3, lowering or hoisting gear 40 includes the riser guide 41 being located in transition chamber 10, is slidedly arranged on lifting
Connecting rod 42 on guide rail 41 and be located at the lift cylinder 43 at transition chamber 10 top, the top of connecting rod 42 is in pay-off 12
Connecting fixing, connecting rod 42 wears plug hatch 32 and is connected with plug hatch 32 fixing, the bottom of connecting rod 42 and material containing rail
Road 31 connects fixing, and lift cylinder 43 is connected fixing with the top of connecting rod 42.The principle of the elevating movement of this lowering or hoisting gear 40
For: lift cylinder 43 moves up and down, and drives connected connecting rod 42 to do along riser guide 41 upper and lower past
Multiple motion.Connecting rod 42, when moving upward, drives the pay-off 12 in connecting rod 42, plug hatch 32 and material containing rail
Road 31 moves upwardly together, when moving to extreme higher position so that material containing track 31 is positioned at transition chamber 10, for receiving from adding
The workpiece 50 to be cooled that hot cell 20 is sent, when workpiece 50 is pushed on material containing track 31, lift cylinder 43 band is dynamically connected
Bar 42 moves downward so that material containing track 31 moves downward with workpiece 50, when moving to extreme lower position, and 31, material containing track
In cooling chamber 30, plug hatch 32 is closed in the top of cooling chamber 30, and pay-off 12 is positioned at transition chamber 10.
On transition chamber 10, corresponding turnover bin gate 11 is provided with the first track 13 and the first cylinder 14, the first cylinder 14 and input and output material
Door 11 connect, by first cylinder 14 drive turnover bin gate 11 move up and down with realize turnover bin gate 11 opening and closing.Should
Turnover bin gate 11 is slidably installed on the first track 13, and turnover bin gate 11 moves up and down along the first track 13 when opening and closing.
In transition chamber 10, corresponding turnover bin gate 11 is provided with and is blown into mechanism 15 for the nitrogen forming the nitrogen curtain for blocking doorway, this nitrogen
Air-blowing enters mechanism 15 for sending into nitrogen in transition chamber 10, is additionally operable to when passing in and out bin gate 11 and opening, at turnover bin gate 11
Form nitrogen curtain at doorway with the gas in isolation transition chamber 10 and free surrounding space, it is to avoid extraneous air enter in transition chamber 10 with
Damp in transition chamber is blended to produce danger.Pay-off 12 in transition chamber 10 includes conveyer chain 121 and sets
Top-pushing mechanism on conveyer chain 121, the pushing tow direction of this top-pushing mechanism is consistent with the conveying direction of conveyer chain 121.This mistake
Crossing room 10 is square structure, has the sidepiece of two pairs of opposed, is correspondingly provided with turnover bin gate 11 and heating on a counter-lateral quadrents respectively
Room 20, is respectively arranged with the riser guide 41 of lowering or hoisting gear 40 on another counter-lateral quadrents.
Below the feeding process of transition chamber 10 is illustrated:
When loading needs the workpiece carrying out nitriding process, open turnover bin gate 11, drive turnover by the first cylinder 14
Bin gate 11 moves upward along the first track 13, is blown into mechanism 15 by nitrogen simultaneously and forms nitrogen at the doorway of turnover bin gate 11
Gas curtain, plays the effect of isolation inside and outside gas circulation.Workpiece 50 is sent in transition chamber 10 by the device fed by outside
On pay-off 12, then turnover bin gate 11 is driven to move downward along the first track 13, to close by the first cylinder 14
Crossing room 10, close nitrogen curtain, transition chamber 10 then carries out the ventilation of short time, the sealing of heating chamber 20 is opened in ventilation after terminating
Door 21, the conveyer chain 121 of pay-off 12 is opened, and is transported by workpiece 50 in heating chamber 20, when workpiece 50 leaves conveyer chain 121
Time, the top-pushing mechanism of pay-off 12 carries out pushing tow to workpiece 50, by the setting position in workpiece 50 pushing tow to heating chamber 20, and should
Top-pushing mechanism is Collapsible structure, and after workpiece 50 pushing tow puts in place, this top-pushing mechanism resets, the then hermatic door 21 of heating chamber 20
Close, and then in heating chamber 20, workpiece 50 is carried out soft-nitriding process.
In heating chamber 20, corresponding hermatic door 21 is provided with the second track 23 and the second cylinder, and the second cylinder is with hermatic door 21 even
Connecing, the second cylinder is located at the bottom of hermatic door 21, is additionally operable to pull down to open this hermatic door for upwardly hermatic door 21
Movable sealing door 21 is to close this hermatic door.Hermatic door 21 is slidably installed on the second track 23, by the reciprocal fortune that the second cylinder is upper and lower
Dynamic so that hermatic door 21 moves up and down on the second track 23, to realize the effect opened and closed.The pusher dress of heating chamber 20
Put 22 include the sliding rail being located in heating chamber 20, the pusher 222 that is slidably installed on sliding rail and drive connection push away
The motor 221 of material mechanism, by the driving of motor 221 so that pusher 222 moves forward to push against work along sliding rail
Part 50 moves to the direction of the hermatic door 21 of heating chamber 20.This pusher 222 is pushing chain, and the U-shaped shape of this pushing chain is U-shaped
Pushing chain above heating chamber, define guide post 223, the bottom of guide post 223 is provided with limit guide rail 2231, heating
The top of room 20 is provided with limited post 224, and the top of this limited post 224 is slidably installed in limit guide rail 2231, by limited post 224 with
The sliding establishing of limit guide rail 2231 is closed, and the movement to pushing chain serves guiding and spacing effect so that pushing chain will not be inclined
From sliding rail, and the maximum displacement moving pushing chain limits.
As depicted in figs. 1 and 2, in heating chamber 20, it is provided with heater 26, circulating fan 25 and waste emission mouth 24, logical
Crossing heater 26 to heat heating chamber 20, circulating fan 25 forms circulated air in heating chamber 20, so that even heat.
The process below from heating chamber, the workpiece through soft-nitriding process being transplanted on cooling chamber illustrates.
After workpiece completes soft-nitriding process in heating chamber 20, open the hermatic door 21 of heating chamber 20, by the second gas
Cylinder promotes hermatic door 21 to move upward along the second track 23 and realizes opening the door.The lift cylinder 43 of lowering or hoisting gear 40 is upwards transported
Dynamic so that material containing track 31 is placed in transition chamber 10, and then pusher 222 runs, promote workpiece 50 to move from heating chamber 20
To material containing track 31, pusher 222 resets, and closes the hermatic door 21 of heating chamber 20.Lift cylinder 41 moves downward, material containing
Track 31 enters in cooling chamber 30 with workpiece 50, and cooling chamber 30 is sealed by plug hatch 32, and now workpiece 50 is in cooling chamber
Cooling process is carried out in 30.Transition chamber 10 can carry out taking a breath and carry out secondary feeding simultaneously, and concrete feeding process sees above-mentioned
Statement.
As shown in figures 1 and 3, the air cooling equipment 33 for forming circulating cooling wind it is provided with in cooling chamber 30 and for forming cooling
The water cooling plant 34 of water circulation, the surrounding in cooling chamber 30 is also arranged with for forming cooling water circulation water-cooled jacket set 35.
By air cooling equipment 33, water cooling plant 34 and water-cooled jacket set 35, the workpiece 50 in cooling chamber 30 is lowered the temperature.Air-cooled dress
Put 33 motors 332 including being located in cooling chamber, the fan 333 that this motor 332 drive connection is placed in cooling chamber 30, passes through wind
Fan 333 forms circulating cooling wind in cooling chamber 30, and the lower section of corresponding fan 333 is additionally provided with Air System 331, Air System
The circulating cooling wind delivery that fan 333 is formed by 3331 is at workpiece 50, to lower the temperature workpiece 50.Water cooling plant 34 is for sticking up
Chip cooling tube, this cooling tube is installed in cooling chamber 30, and the water inlet of cooling tube and outlet may be contained within cooling chamber 30
Outside, by water inlet input cooling water, by outlet discharge cooling water, define cooling water circulation, this cooling tube is put
In Air System 331, the circulated air in Air System 331 is carried out heat exchange cooling, the problem reducing circulating cooling wind, with
Reach the effect to workpiece fast cooling.Water-cooled jacket set 35 is the chuck Rotating fields being arranged on cooling chamber 30 surrounding, at folder
The cooling water of circulation it is passed through, cooling chamber 30 to be carried out the cooling of entirety in jacket structure.
When workpiece 50 is after cooling chamber 30 has been lowered the temperature, needing to send this workpiece 50, process is: the liter of lowering or hoisting gear 40
Sending down the abnormal ascending QI cylinder 43 moves upward so that material containing track 31 is placed in transition chamber 10, opens nitrogen curtain and the turnover bin gate of transition chamber 10
11, workpiece 50 is removed transition chamber 10 by the dummy car outside utilization, is then shut off nitrogen curtain and turnover bin gate 11, just completes work
The discharging of part.
Box soft nitriding furnace of the present utility model can use with mult-purpose chamber furnace production line doubling, need not individually reoffer it
His auxiliary equipment, owing between heating chamber, the transition chamber of input and output material, this three Room of cooling chamber, workpiece can mutually shift, and three Room
Between can accomplish respective sealing, thus heating chamber atmosphere need not all be replaced by each stove, is greatly saved process gas
Consumption, and when workpiece is when carrying out rapid cooling, workpiece can carry out secondary and feed into stove, is greatly saved the whole waiting time, whole
Body improves equipment service efficiency.
Being described in detail this utility model above in association with accompanying drawing embodiment, those skilled in the art can root
According to described above, this utility model made many variations example.Thus, some details in embodiment should not be constituted this practicality
Novel restriction, this utility model by the scope that defines using appended claims as protection domain of the present utility model.
Claims (10)
1. a box soft nitriding furnace, it is characterised in that including:
Airtight transition chamber, the side of described transition chamber sets Packed turnover bin gate, is provided with pay-off in described transition chamber；
Being located at described transition chamber side and airtight heating chamber, the sidepiece that described heating chamber is connected with described transition chamber is provided with
Hermatic door, side relative with described hermatic door in described heating chamber is provided with material-pulling device；And
It is provided with lowering or hoisting gear in being located at below described transition chamber and airtight cooling chamber, described cooling chamber and described transition chamber,
Described pay-off and material containing track, the top that described cooling chamber is connected it is equiped with described transition chamber on described lowering or hoisting gear
Being provided with plug hatch, described plug hatch is connected with described lowering or hoisting gear.
Box soft nitriding furnace the most as claimed in claim 1, it is characterised in that described lowering or hoisting gear includes being located at described transition chamber
In riser guide, the connecting rod being slidedly arranged on described riser guide and be located at the lift cylinder at described transition chamber top；
The top of described connecting rod is connected fixing with described pay-off, and described connecting rod wears described plug hatch and with described
Plug hatch connects fixing, and the bottom of described connecting rod is connected fixing with described material containing track；
Described lift cylinder is connected fixing with the top of described connecting rod.
Box soft nitriding furnace the most as claimed in claim 1 or 2, it is characterised in that described pay-off includes conveyer chain and sets
Top-pushing mechanism on described conveyer chain, the pushing tow direction of described top-pushing mechanism is consistent with the conveying direction of described conveyer chain.
Box soft nitriding furnace the most as claimed in claim 1 or 2, it is characterised in that corresponding described input and output material on described transition chamber
Door is provided with the first track and the first cylinder, and described first cylinder is connected with described turnover bin gate, and described turnover bin gate is slidedly arranged on institute
State on the first track.
Box soft nitriding furnace the most as claimed in claim 3, it is characterised in that in described transition chamber, corresponding described turnover bin gate sets
Have and be blown into mechanism for the nitrogen forming the nitrogen curtain for blocking doorway.
Box soft nitriding furnace the most as claimed in claim 1, it is characterised in that in described heating chamber, corresponding described hermatic door is provided with
Second track and the second cylinder, described second cylinder is connected with described hermatic door, and described hermatic door is slidedly arranged on described second track
On.
7. the box soft nitriding furnace as described in claim 1 or 6, it is characterised in that described material-pulling device include being located at described in add
The electricity of pusher described in sliding rail in hot cell, the pusher being slidedly arranged on described sliding rail and drive connection
Machine.
Box soft nitriding furnace the most as claimed in claim 7, it is characterised in that described pusher is in the top of described heating chamber
Being formed with guide post, the bottom of described guide post is provided with limit guide rail, and the top of described heating chamber is provided with limited post, described spacing
The top of post is slidedly arranged in described limit guide rail.
Box soft nitriding furnace the most as claimed in claim 1, it is characterised in that be provided with in described cooling chamber for forming circulating cooling
Air cooling equipment and the confession of wind form cooling water circulation water cooling plant.
10. the box soft nitriding furnace as described in claim 1 or 9, it is characterised in that the surrounding of described cooling chamber is arranged with for shape
Become cooling water circulation water-cooled jacket set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714592.8U CN205741189U (en) | 2016-07-08 | 2016-07-08 | Box soft nitriding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714592.8U CN205741189U (en) | 2016-07-08 | 2016-07-08 | Box soft nitriding furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205741189U true CN205741189U (en) | 2016-11-30 |
Family
ID=57377528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620714592.8U Active CN205741189U (en) | 2016-07-08 | 2016-07-08 | Box soft nitriding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205741189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702309A (en) * | 2016-12-01 | 2017-05-24 | 上海先越冶金技术股份有限公司 | Bell-type gas nitriding furnace |
| CN110527802A (en) * | 2019-08-30 | 2019-12-03 | 江苏邦泰炉业有限公司 | A kind of rapid quenching unit equipment of electric heating room |
-
2016
- 2016-07-08 CN CN201620714592.8U patent/CN205741189U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702309A (en) * | 2016-12-01 | 2017-05-24 | 上海先越冶金技术股份有限公司 | Bell-type gas nitriding furnace |
| CN110527802A (en) * | 2019-08-30 | 2019-12-03 | 江苏邦泰炉业有限公司 | A kind of rapid quenching unit equipment of electric heating room |
| CN110527802B (en) * | 2019-08-30 | 2023-12-19 | 江苏邦泰炉业有限公司 | Quick quenching unit equipment for electric heating chamber |
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