CN216039261U - Novel hyperbolic tempering furnace - Google Patents
Novel hyperbolic tempering furnace Download PDFInfo
- Publication number
- CN216039261U CN216039261U CN202122679402.7U CN202122679402U CN216039261U CN 216039261 U CN216039261 U CN 216039261U CN 202122679402 U CN202122679402 U CN 202122679402U CN 216039261 U CN216039261 U CN 216039261U
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- detection device
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- 238000005496 tempering Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 112
- 239000011521 glass Substances 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 35
- 238000003825 pressing Methods 0.000 claims abstract description 29
- 238000001816 cooling Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 230000007306 turnover Effects 0.000 claims abstract description 17
- 238000005338 heat storage Methods 0.000 claims description 22
- 238000007689 inspection Methods 0.000 claims description 20
- 238000007493 shaping process Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 2
- 206010067484 Adverse reaction Diseases 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 230000006838 adverse reaction Effects 0.000 abstract description 2
- 238000004904 shortening Methods 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 7
- 230000007547 defect Effects 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 239000005341 toughened glass Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000005347 annealed glass Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The utility model relates to a novel hyperbolic tempering furnace, which comprises a transmission device, a preheating machine, a tempering furnace main body, a detection device and a control device, wherein the transmission device comprises a transmission mechanism and a carrying platform, the transmission mechanism penetrates through the tempering furnace main body and the detection device, the preheating machine comprises a turnover device, a preheating device and a sliding-arranged bearing mechanism, a moving mechanism is arranged above the bearing mechanism, the tempering furnace main body comprises a working cavity, heating devices are arranged on the periphery of the inner wall of the working cavity, a pressing mechanism for automatically adjusting the pressing curvature is arranged above the transmission device, the pressing mechanism is arranged on a lifting mechanism, the working cavity comprises a discharge hole, the discharge hole is communicated with the detection device, and the detection device comprises a cooling mechanism, a detection mechanism and an absorption mechanism. Through adopting above-mentioned technical scheme, preheat earlier the back heating can effectual shortening heating cycle, and glass's granularity and roughness can be ensured in the two-sided heating, can reduce the adverse reaction, reduce the breakage rate, have improved glass's yield, and adaptability is wider, and efficiency is higher.
Description
Technical Field
The utility model relates to the technical field of automobile glass production and processing, in particular to a novel double-curved toughening furnace.
Background
The toughening furnace is a device for producing toughened glass by a physical or chemical method, and comprises a physical glass toughening device and a chemical glass toughening device. The physical glass tempering equipment heats the flat glass and then cools the flat glass, so that the cooled glass surface layer forms compressive stress and tensile stress is formed inside the glass, thereby achieving the purpose of improving the glass strength and enabling the common annealed glass to become the tempered glass equipment.
When the automobile hyperboloid glass is produced, the planar glass needs to enter a tempering furnace to be heated, and when the planar glass is heated to a certain temperature, the planar glass is pressed and formed through a mold in the tempering furnace. In the prior art, glass is flatly placed on a conveying belt, then the conveying belt conveys the glass into a tempering furnace, because the glass is flatly placed on the conveying belt, the lower surface of the glass is always adjacent to the conveying belt, after the glass is conveyed into the tempering furnace, the upper surface of the glass is heated quickly by receiving thermal radiation, the lower surface of the glass forms an adjacent position relation with the conveying belt, and the lower surface of the glass is heated slowly by receiving thermal radiation, so that the upper surface and the lower surface of the glass are heated unevenly, the whole glass plate is heated unevenly, when the glass is subjected to compression molding, the glass is easily damaged, and the surface quality and the yield of the glass are reduced; meanwhile, in the existing curved glass forming, each glass needs to be replaced by a set of special die and forming ring, the cost is high, the die replacement time is long, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
In summary, in order to overcome the defects of the prior art, the utility model provides a novel double-curved toughening furnace.
In order to achieve the purpose, the utility model provides the following technical scheme: a novel hyperbolic tempering furnace comprises a transmission device, a preheating machine, a tempering furnace main body, a detection device and a control device, wherein the transmission device comprises a transmission mechanism and a carrying platform arranged on the transmission mechanism, the transmission mechanism sequentially penetrates through the tempering furnace main body and the detection device, the preheating machine is arranged at the other end, opposite to the detection device, of the tempering furnace main body and is arranged on one side of the transmission mechanism, the preheating machine comprises a turnover device used for turning glass on the carrying platform by 180 degrees, a preheating device arranged above the turnover device and a bearing mechanism arranged below the turnover device in a sliding manner, a moving mechanism used for moving the preheated glass from the bearing mechanism to the carrying platform is arranged above the bearing mechanism, the tempering furnace main body comprises a working cavity, heating devices are arranged on the periphery of the inner wall of the working cavity, and a pressing mechanism used for automatically adjusting the pressing curvature is arranged above the transmission device, the pressing mechanism is arranged on the lifting mechanism, the working cavity comprises a feeding hole and a discharging hole which are oppositely arranged, the discharging hole is communicated with the detection device, and the detection device comprises a cooling mechanism arranged on one side of the transmission mechanism, a detection mechanism arranged on the other side and a suction mechanism used for moving the hyperbolic glass.
By adopting the technical scheme, the preheating machine is arranged, so that the deformation of the glass caused by too large difference between the glass temperature and the toughening furnace main body in the heating process is avoided; preheating is carried out firstly and then heating is carried out, so that the heating period can be effectively shortened, and the yield is 1.5-1.8 times that of the traditional single-chamber furnace; the turnover device is arranged for heating the upper surface and the lower surface of the glass on two sides, so that the granularity and the flatness of the glass are ensured, adverse reactions such as 'explosion furnace' and 'explosion angle' of the glass after entering the furnace can be reduced, and the breakage rate is reduced; the heating devices are arranged on the periphery and uniformly heated, so that when the pressing mechanism presses the curved surface, various tempered glass quality defects such as optical deformation, spherical bending, pits and the like are reduced, and the yield of the glass is improved; the pressing mechanism automatically adjusts the pressing curvature, has wider adaptability, does not need to manually adjust a pressing roller, and has higher efficiency.
The utility model further provides that: the turnover device comprises a clamping mechanism and a turnover motor, a sliding rail and a sliding mechanism used for controlling the supporting mechanism to slide along the sliding rail are arranged below the supporting mechanism, and the supporting mechanism comprises a supporting table and a lifting assembly used for controlling the supporting table to move up and down.
Through adopting above-mentioned technical scheme, glass sets up on the bearing platform, preheating device preheats glass's upper surface, press from both sides and get mechanism clamp and get glass, the bearing platform moves to moving along the slide rail and gets the mechanism below, the mechanism 180 degrees upsets are got to upset motor drive clamp, the bearing platform resets, it relaxs to press from both sides the mechanism, carry out the lower surface and preheat, preheat the completion back, the bearing platform moves to moving along the slide rail and gets the mechanism below, it gets the mechanism and move and get to move, full automation is controlled, make the mobility stability higher, preheat more evenly, it is accurate, set up lifting unit, be used for the cooperation to move and get the mechanism and press from both sides the mechanism, be applicable to the glass of different thickness, the suitability is stronger.
The utility model further provides that: the microscope carrier both ends are provided with the installation department, the installation department inner wall is provided with the mounting groove that is used for installing the stereotype, the stereotype upper surface is provided with the shaping chamber that has the curved surface, the stereotype both ends be provided with the card portion of mounting groove looks adaptation, card portion and installation department pass through the installed part and can dismantle the connection.
Through adopting above-mentioned technical scheme, insert the card portion and locate in the mounting groove, then fix through the installed part, it is different according to the glass curvature demand, change different fixed section spare, only need change fixed section spare and need not to change whole microscope carrier, reduce cost.
The utility model further provides that: the pressing mechanism comprises a plurality of pressing rollers and a control assembly for controlling the pressing rollers to lift, the control assembly is electrically connected with the control device, and the control device changes the relative position of each pressing roller according to the set curvature.
Through adopting above-mentioned technical scheme, controlling means makes the embossing roll that corresponds go up and down through the control assembly according to the camber of setting for, and full automation sets up, and labour saving and time saving need not artifical the regulation, is adapted to the requirement of different curvatures simultaneously, and adaptability is high.
The utility model further provides that: the utility model discloses a heat storage device, including working chamber, transmission device, feed inlet, working chamber, air outlet chamber, air storage hole, transmission device, air storage chamber, working chamber top is provided with high-pressure hot blast blowpipe apparatus, the working chamber below is provided with heat storage chamber, heat storage chamber through heat storage hole with the working chamber intercommunication, the transmission device below is provided with the headstock gear of opening and close heat storage hole, the working chamber is provided with the air outlet chamber with the both sides that the feed inlet is adjacent, the air outlet intracavity is provided with cooling bellows.
By adopting the technical scheme, the high-pressure air inlet device can ensure that the air in the toughening furnace main body is smooth, the condition that the interior of the toughening furnace keeps a balanced temperature state due to overhigh operating temperature of a machine is avoided, and ventilation and air exchange can be performed in the toughening furnace main body, so that the production quality of toughened glass is improved; the opening and closing device opens the heat storage hole, the high-pressure air inlet device enters air to force hot air to move towards the heat storage cavity, high-performance heat-insulating materials are adopted in the heat storage cavity, then the opening and closing device closes the heat storage hole, the high-pressure air inlet device stops air inlet, the hot air is isolated from the working cavity, meanwhile, the energy consumption is reduced, the cooling air box carries out convection cooling, comprehensive heat dissipation is carried out, and the cooling efficiency is high; when glass is heated in the next step, only the opening and closing device needs to be opened, hot air enters the working cavity again to be matched with the heating device for heating, energy consumption is reduced by 1/3, and the glass heating device is more environment-friendly and energy-saving and has reduced cost.
The utility model further provides that: detection mechanism includes curvature inspection station, flaw inspection station and waits for the station, suction means include the longitudinal movement subassembly with set up in curvature inspection station for the lateral shifting subassembly of transmission device's opposite side, the lateral shifting subassembly set up in on the longitudinal movement subassembly, curvature inspection station and flaw inspection station below all are provided with retrieves the mechanism.
By adopting the technical scheme, the absorption mechanism absorbs the hyperbolic glass, then the hyperbolic glass is moved to the curvature inspection station through the longitudinal moving assembly to detect whether the curvature reaches the standard, the hyperbolic glass is moved to the flaw inspection station under the control of the transverse moving assembly after the curvature reaches the standard, the hyperbolic glass enters the recovery mechanism if the curvature does not reach the standard, the flaw inspection station detects whether the hyperbolic glass has various toughened glass quality defects such as optical deformation, spherical bending, pitting and the like, the hyperbolic glass is moved to the waiting station under the control of the transverse moving assembly after the hyperbolic glass is qualified, the hyperbolic glass enters the recovery mechanism if the hyperbolic glass does not reach the standard, the longitudinal moving assembly drives the transverse moving assembly to move forwards after the hyperbolic glass on the conveying mechanism is cooled, the hyperbolic glass on the waiting station is moved to the conveying mechanism, the cooling mechanism on the other side is cooled, the full-process detection and the cooling are realized, the efficiency is high, and the multidirectional detection is realized at the same time, the finished product rate is improved, unqualified products are automatically recovered, the product quality is ensured, secondary cooling is performed, and the finished product quality is improved.
The following describes embodiments of the present invention with reference to the drawings and examples.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a perspective view of a partial structure of a preheater according to an embodiment of the present invention;
FIG. 3 is a sectional perspective view of the internal structure of a main body of a toughening furnace according to an embodiment of the present invention;
FIG. 4 is a cross-sectional perspective view of the internal structure of a detection device according to an embodiment of the present invention;
FIG. 5 is a perspective view of a carrier according to an embodiment of the present invention;
reference numerals: 1. the device comprises a transmission device, 11, a transmission mechanism, 12, a carrier, 121, a mounting part, 1211, a mounting groove, 13, a fixed piece, 131, a forming cavity, 132, a clamping part, 2, a preheating machine, 21, a turnover device, 211, a clamping mechanism, 212, a turnover motor, 22, a preheating device, 23, a bearing mechanism, 231, a bearing table, 232, a lifting assembly, 24, a slide rail, 25, a sliding mechanism, 3, a toughening furnace body, 31, a working cavity, 311, a feeding port, 312, a discharging port, 313, a heat storage cavity, 314, a heat storage hole, 315, an air outlet cavity, 32, a heating device, 33, a pressing mechanism, 331, a pressing roller, 332, a control assembly, 34, a lifting mechanism, 35, a high-pressure air inlet device, 36, an opening and closing device, 37, a cooling air box, 4, a detection device, 41, a cooling mechanism, 42, a detection mechanism, 421, a curvature detection station, 422, a flaw detection station, 423 and waiting station, 43. suction means 431 longitudinal moving assembly 432 transverse moving assembly 44 recovery means.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment as necessary without inventive contribution to the present embodiment after reading the present specification, but all are protected by patent law within the scope of the claims of the present invention.
Referring to fig. 1-5, the novel hyperbolic tempering furnace disclosed in this embodiment includes a conveying device 1, a preheating machine 2, a tempering furnace main body 3, a detection device 4 and a control device, where the conveying device 1 includes a conveying mechanism 11 and a carrying platform 12 disposed on the conveying mechanism 11, the conveying mechanism 11 sequentially passes through the tempering furnace main body 3 and the detection device 4, the preheating machine 2 is disposed at the other end of the tempering furnace main body 3 opposite to the detection device 4 and is disposed at one side of the conveying mechanism 11, the preheating machine 2 includes a turnover device 21 for turning over glass on the carrying platform 12 by 180 degrees, a preheating device 22 disposed above the turnover device 21 and a receiving mechanism 23 slidably disposed below the turnover device 21, a removing mechanism for removing preheated glass from the receiving mechanism 23 to the carrying platform 12 is disposed above the receiving mechanism 23, tempering furnace main part 3 includes working chamber 31, working chamber 31 inner wall all is provided with heating device 2 all around, 1 top of transmission device is provided with the hold down mechanism 33 of automatically regulated suppression curvature, hold down mechanism 33 sets up on elevating system 34, working chamber 31 includes relative feed inlet 311 and discharge gate 312 that sets up, discharge gate 312 with detection device 4 is linked together, detection device 4 including set up in the cooling body 41 of 11 one sides of transmission device, set up in the detection mechanism 42 of opposite side and be used for removing hyperbolic glass's suction means 43.
The embodiment further provides that: the turning device 21 comprises a clamping mechanism 211 and a turning motor 212, a slide rail 24 and a sliding mechanism 25 for controlling the receiving mechanism 23 to slide along the slide rail 24 are arranged below the receiving mechanism 23, and the receiving mechanism 23 comprises a receiving table 231 and a lifting assembly 232 for controlling the receiving table 231 to move up and down.
The embodiment further provides that: the two ends of the carrier 12 are provided with mounting portions 121, the inner wall of the mounting portion 121 is provided with a mounting groove 1211 for mounting a shaping member 13, the upper surface of the shaping member 13 is provided with a shaping cavity 131 with a curved surface, the two ends of the shaping member 13 are provided with clamping portions 132 matched with the mounting groove 1211, and the clamping portions 132 are detachably connected with the mounting portion 121 through mounting pieces.
The embodiment further provides that: the pressing mechanism 33 comprises a plurality of pressing rollers 331 and a control assembly 332 for controlling the lifting of the pressing rollers 331, the control assembly 332 is electrically connected with the control device, and the control device changes the relative position of each pressing roller 331 according to the set curvature.
The embodiment further provides that: the top of the working cavity 31 is provided with a high-pressure air inlet device 35, a heat storage cavity 313 is arranged below the working cavity 31, the heat storage cavity 313 is communicated with the working cavity 31 through a heat storage hole 314, an opening and closing device 36 for opening and closing the heat storage hole 314 is arranged below the transmission device 1, air outlet cavities 315 are arranged on two sides of the working cavity 31 adjacent to the feed inlet 311, and cooling air boxes 37 are arranged in the air outlet cavities 315.
The embodiment further provides that: the detection mechanism 42 comprises a curvature inspection station 421, a defect inspection station 422 and a waiting station 423, the suction mechanism 43 comprises a longitudinal moving assembly 431 and a transverse moving assembly 432 arranged on the other side of the curvature inspection station 421 relative to the transmission mechanism 11, the transverse moving assembly 432 is arranged on the longitudinal moving assembly 431, and the recovery mechanism 44 is arranged below the curvature inspection station 421 and the defect inspection station 422.
The above-mentioned "between" does not only mean between the orientation and the position, but also means between the interaction of the different parts, and the above-mentioned "upper and lower" are described relatively to each other for the convenience of description and understanding, without excluding the use of other possibilities.
Although the terms of the conveying device 1, the conveying mechanism 11, the stage 12, the mounting portion 121, the mounting groove 1211, the shaping member 13, the shaping chamber 131, the clamping portion 132, the preheating machine 2, the turning device 21, the gripping mechanism 211, the turning motor 212, the preheating device 22, the receiving mechanism 23, the receiving table 231, the lifting assembly 232, the slide rail 24, the sliding mechanism 25, the toughening furnace body 3, the working chamber 31, the feed inlet 311, the discharge outlet 312, the heat storage chamber 313, the heat storage hole 314, the air outlet chamber 315, the heating device 2, the pressing mechanism 33, the pressing roller 331, the control assembly 332, the lifting mechanism 34, the high pressure air inlet device 35, the opening and closing device 36, the cooling air box 37, the detection device 4, the cooling mechanism 41, the detection mechanism 42, the curvature inspection station 421, the flaw inspection station 422, the waiting station 423, the suction mechanism 43, the longitudinal movement assembly 431, the transverse movement assembly 432, the recovery mechanism 44, and the like are used more frequently, but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. A novel hyperbolic tempering furnace is characterized in that: the device comprises a transmission device, a preheating machine, a toughening furnace main body, a detection device and a control device, wherein the transmission device comprises a transmission mechanism and a carrying platform arranged on the transmission mechanism, the transmission mechanism sequentially penetrates through the toughening furnace main body and the detection device, the preheating machine is arranged at the other end, opposite to the detection device, of the toughening furnace main body and is arranged on one side of the transmission mechanism, the preheating machine comprises a turnover device used for turning glass on the carrying platform by 180 degrees, a preheating device arranged above the turnover device and a bearing mechanism arranged below the turnover device in a sliding manner, a moving mechanism used for moving the preheated glass from the bearing mechanism to the carrying platform is arranged above the bearing mechanism, the toughening furnace main body comprises a working cavity, heating devices are arranged on the periphery of the inner wall of the working cavity, and a pressing mechanism capable of automatically adjusting the pressing curvature is arranged above the transmission device, the pressing mechanism is arranged on the lifting mechanism, the working cavity comprises a feeding hole and a discharging hole which are oppositely arranged, the discharging hole is communicated with the detection device, and the detection device comprises a cooling mechanism arranged on one side of the transmission mechanism, a detection mechanism arranged on the other side and a suction mechanism used for moving the hyperbolic glass.
2. The novel double-curved toughening furnace of claim 1, wherein: the turnover device comprises a clamping mechanism and a turnover motor, a sliding rail and a sliding mechanism used for controlling the supporting mechanism to slide along the sliding rail are arranged below the supporting mechanism, and the supporting mechanism comprises a supporting table and a lifting assembly used for controlling the supporting table to move up and down.
3. The novel double-curved toughening furnace of claim 1, wherein: the microscope carrier both ends are provided with the installation department, the installation department inner wall is provided with the mounting groove that is used for installing the stereotype, the stereotype upper surface is provided with the shaping chamber that has the curved surface, the stereotype both ends be provided with the card portion of mounting groove looks adaptation, card portion and installation department pass through the installed part and can dismantle the connection.
4. The novel double-curved toughening furnace of claim 1, wherein: the pressing mechanism comprises a plurality of pressing rollers and a control assembly for controlling the pressing rollers to lift, the control assembly is electrically connected with the control device, and the control device changes the relative position of each pressing roller according to the set curvature.
5. The novel double-curved toughening furnace of claim 1, wherein: the utility model discloses a heat storage device, including working chamber, transmission device, feed inlet, working chamber, air outlet chamber, air storage hole, transmission device, air storage chamber, working chamber top is provided with high-pressure hot blast blowpipe apparatus, the working chamber below is provided with heat storage chamber, heat storage chamber through heat storage hole with the working chamber intercommunication, the transmission device below is provided with the headstock gear of opening and close heat storage hole, the working chamber is provided with the air outlet chamber with the both sides that the feed inlet is adjacent, the air outlet intracavity is provided with cooling bellows.
6. The novel double-curved toughening furnace of claim 1, wherein: detection mechanism includes curvature inspection station, flaw inspection station and waits for the station, suction means include the longitudinal movement subassembly with set up in curvature inspection station for the lateral shifting subassembly of transmission device's opposite side, the lateral shifting subassembly set up in on the longitudinal movement subassembly, curvature inspection station and flaw inspection station below all are provided with retrieves the mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122679402.7U CN216039261U (en) | 2021-11-03 | 2021-11-03 | Novel hyperbolic tempering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122679402.7U CN216039261U (en) | 2021-11-03 | 2021-11-03 | Novel hyperbolic tempering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216039261U true CN216039261U (en) | 2022-03-15 |
Family
ID=80551335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122679402.7U Expired - Fee Related CN216039261U (en) | 2021-11-03 | 2021-11-03 | Novel hyperbolic tempering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216039261U (en) |
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2021
- 2021-11-03 CN CN202122679402.7U patent/CN216039261U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20220315 |