CN219585983U - Tempering furnace for glass processing - Google Patents
Tempering furnace for glass processing Download PDFInfo
- Publication number
- CN219585983U CN219585983U CN202320585697.8U CN202320585697U CN219585983U CN 219585983 U CN219585983 U CN 219585983U CN 202320585697 U CN202320585697 U CN 202320585697U CN 219585983 U CN219585983 U CN 219585983U
- Authority
- CN
- China
- Prior art keywords
- bin
- heating
- cooling
- glass
- controller
- 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.)
- Active
Links
Classifications
-
- 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
Landscapes
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The utility model discloses a tempering furnace for glass processing, which comprises a heating bin, a cooling bin, a roller conveyor and an air supply unit, wherein the cooling bin is arranged on the heating bin; and (3) heating a bin: an electric heating wire is arranged in the center of the interior of the drum conveyor, the drum conveyor sequentially penetrates through the heating bin and the cooling bin from right to left, and a partition plate is arranged at the upper end of the interior of the cooling bin; and an air supply unit: the heating bin is respectively arranged in the heating bin and the bottom surface of the partition plate; wherein: the device also comprises a controller, wherein the input end of the controller is electrically connected with an external power supply, and the input ends of the roller conveyor and the electric heating wire are electrically connected with the output end of the controller; wherein: a liquid supply pipe is arranged at a liquid supply port at the left end of the upper surface of the cooling bin, and a liquid discharge pipe is arranged at a liquid discharge port at the upper end of the right side surface of the cooling bin; this tempering furnace for glass processing can accomplish glass's tempering work voluntarily, and possesses wide angle air supply function, can ensure tempering in-process glass's heating or cooling homogeneity and comprehensiveness, promotes glass tempering work's quality.
Description
Technical Field
The utility model relates to the technical field of toughened glass, in particular to a toughening furnace for glass processing.
Background
Tempered glass belongs to safety glass. The toughened glass is a prestressed glass, and in order to improve the strength of the glass, a chemical or physical method is generally used to form compressive stress on the surface of the glass, and the stress on the surface layer is firstly counteracted when the glass bears external force, so that the bearing capacity is improved, and the wind pressure resistance, summer heat resistance, impact resistance and the like of the glass are enhanced.
The prior glass tempering furnace generally adopts a physical tempering method that glass is heated to a softening point, at the moment, the glass still can keep the original shape, but particles in the glass have certain migration capacity to carry out structural adjustment, so that the stress existing in the glass is eliminated very quickly, then the tempered glass of the glass tempering furnace is subjected to blowing quenching, after the temperature is balanced, the surface of the glass generates compressive stress, and the inner layer generates tensile stress, namely the glass generates internal stress which is uniformly and regularly distributed, and the tensile strength of the glass serving as a brittle material is improved, so that the bending resistance and the impact resistance of the glass are improved.
The prior tempering furnace for glass processing is generally performed by adopting a hot air baking or cold air blowing mode when heating and cooling steps are performed, the uniformity of the heated or cooled glass is difficult to ensure due to the limitation of the orientation angle of a fan in the actual use process, and the quality of glass tempering work is easy to be influenced.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the tempering furnace for glass processing, which can automatically finish the tempering work of glass, has a wide-angle air supply function, can ensure the uniformity and comprehensiveness of heating or cooling of the glass in the tempering process, improves the quality of the tempering work of the glass and can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a tempering furnace for glass processing comprises a heating bin, a cooling bin, a roller conveyor and an air supply unit;
and (3) heating a bin: an electric heating wire is arranged in the center of the interior of the drum conveyor, the drum conveyor sequentially penetrates through the heating bin and the cooling bin from right to left, and a partition plate is arranged at the upper end of the interior of the cooling bin;
and an air supply unit: the heating bin is respectively arranged in the heating bin and the bottom surface of the partition plate;
wherein: still include the controller, the input electricity of controller is connected external power source, and the equal electricity of the input of cylinder conveyer and electric heating wire is connected the output of controller, can accomplish glass's tempering work voluntarily, and possess wide angle air supply function, can ensure tempering in-process glass's heating or cooling homogeneity and comprehensiveness, promotes glass tempering work's quality.
Further, the liquid supply mouth department of cooling storehouse upper surface left end is equipped with the liquid supply pipe, and the liquid outlet department of cooling storehouse right flank upper end is equipped with the fluid-discharge tube, and the bottom surface of baffle is equipped with snakelike heat exchange tube, and the mouth of pipe at both ends all is linked together with the upper cavity that cooling storehouse and baffle formed about the snakelike heat exchange tube, and the upper surface left end of baffle is equipped with the circulating pump, and the drawing liquid mouth of circulating pump bottom surface is linked together with the mouth of pipe at snakelike heat exchange tube left end, and the output of circulating pump's input electricity connection director can cool off glass.
Further, the semiconductor refrigerating sheets are arranged in the mounting openings uniformly formed in the upper surface of the cooling bin, and the input ends of the semiconductor refrigerating sheets are electrically connected with the output ends of the controller, so that the cooling liquid stored above the partition plate can be cooled.
Further, the air supply unit includes hanging seat, fan and linking ball, hanging seat bilateral symmetry sets up in the inside roof of heating storehouse and the bottom surface of baffle, and the linking ball that the fan upper surface set up rotates with the spherical groove of hanging seat bottom that vertically corresponds respectively and is connected, and the output of controller is connected to the input electricity of fan, can produce the air current and cooperate the development of glass heating or cooling work.
Further, the air supply unit still includes swivel, pole setting and kicking ball, the swivel is connected in the inside roof of heating storehouse and the bottom surface of baffle through the bilateral symmetry rotation of bearing respectively, and the bottom surface left side of swivel all is equipped with the pole setting, all rotates in the globular inslot of pole setting bottom and is connected with the kicking ball, and the kicking ball contacts with the fan that vertically corresponds, can promote the fan to take place the slope.
Further, the air supply unit still includes awl ring, biax motor and bevel gear, the outer cambered surface of each swivel is located to the fixed cover in awl ring respectively, and the inside roof center department of heating storehouse and the bottom surface center department of baffle all are equipped with biax motor, and the output shaft end department of biax motor left and right sides all is equipped with bevel gear, and bevel gear is connected with the meshing of the adjacent awl ring of horizontal respectively, and the output of controller can be driven the swivel to take place to the input electricity connection of biax motor.
Further, the inside bottom surface in heating storehouse and cooling storehouse all is equipped with temperature sensor, and temperature sensor's sensing end all runs through roller conveyor's underframe and extends to roller conveyor's inside, and temperature sensor's output electricity connection director's input can carry out real-time supervision to the inside ambient temperature in heating storehouse and cooling storehouse.
Compared with the prior art, the utility model has the beneficial effects that: this tempering furnace for glass processing has following benefit:
1. when glass tempering work is carried out, personnel place glass at the right-hand member of roller conveyor earlier, afterwards, through the regulation and control of controller, roller conveyor moves glass left-hand conveying, when glass gets into the inside in heating storehouse, the electric heater strip circular telegram is with electric energy conversion heat energy, fan operation promotes the inside air flowability in heating storehouse this moment, make the heat that electric heater strip produced heat glass, make the inside stress relief that exists of glass, when the inside of heating follow-up glass entering cooling storehouse, the coolant liquid that baffle top prepared in advance can flow back and forth because of the continuous work of circulating pump can the snakelike heat exchange tube, semiconductor refrigeration piece circular telegram can be by the heat absorption of self heat absorption end with the coolant liquid and emit through the exothermic end of self, make the coolant liquid be in low temperature state all the time, then the air current that the fan produced is through snakelike heat exchange tube and directly blow on glass after its inside coolant liquid heat transfer cooling, after the temperature balance, can accomplish glass's tempering work automatically, and is simple structure is practical.
2. In the heating or cooling step of tempering process, through the regulation and control of controller, biax motor operation drives bevel gear rotation, receives the meshing relation influence of bevel gear and awl ring, and the swivel can take place rotatoryly and change the pole setting with the position circumference angle of kicking ball thereupon, and then makes the contact point of kicking ball and fan change for the fan can incline and change self air supply angle towards different directions, so realize wide angle air supply function, ensure glass's heating or cooling homogeneity and comprehensiveness, promote glass tempering work's quality.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the present utility model in an inner cross-section;
fig. 3 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: the device comprises a heating bin 1, a cooling bin 2, a roller conveyor 3, a partition plate 4, an electric heating wire 5, an air supply unit 6, a hanging seat 61, a fan 62, a connecting ball 63, a rotating ring 64, a vertical rod 65, a top ball 66, a conical gear 67, a double-shaft motor 68, a bevel gear 69, a liquid supply pipe 7, a liquid discharge pipe 8, a serpentine heat exchange pipe 9, a circulating pump 10, a semiconductor refrigerating sheet 11, a temperature sensor 12 and a controller 13.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a technical solution: a tempering furnace for glass processing comprises a heating bin 1, a cooling bin 2, a roller conveyor 3 and an air supply unit 6;
heating bin 1: an electric heating wire 5 is arranged at the center of the inside of the cooling bin 2, a roller conveyor 3 sequentially passes through the heating bin 1 and the cooling bin 2 from right to left, a partition board 4 is arranged at the upper end of the inside of the cooling bin 2, a liquid supply pipe 7 is arranged at a liquid supply port at the left end of the upper surface of the cooling bin 2, a liquid discharge pipe 8 is arranged at a liquid discharge port at the upper end of the right side surface of the cooling bin 2, a snake-shaped heat exchange pipe 9 is arranged at the bottom surface of the partition board 4, pipe ports at the left end and the right end of the snake-shaped heat exchange pipe 9 are all communicated with an upper cavity formed by the cooling bin 2 and the partition board 4, a circulating pump 10 is arranged at the left end of the upper surface of the partition board 4, a liquid suction port at the bottom surface of the circulating pump 10 is communicated with the pipe port at the left end of the snake-shaped heat exchange pipe 9, the input end of the circulating pump 10 is electrically connected with the output end of a controller 13, semiconductor refrigerating sheets 11 are arranged in mounting ports uniformly arranged on the upper surface of the cooling bin 2, the input end of the semiconductor refrigerating sheets 11 are electrically connected with the output end of the controller 13, the heat absorbing end of the semiconductor refrigerating sheet 11 is positioned in the cooling bin 2, the heat releasing end of the semiconductor refrigerating sheet 11 is positioned outside the cooling bin 2, when glass tempering is carried out, a person firstly places glass at the right end of the roller conveyor 3, then the roller conveyor 3 operates to convey the glass leftwards through the regulation and control of the controller 13, when the glass enters the heating bin 1, the electric heating wire 5 is electrified to convert electric energy into heat energy, at the moment, the glass is heated through the matching of the air supply unit 6, so that the stress existing in the glass is eliminated, when the subsequent glass enters the cooling bin 2, the cooling liquid prepared above the partition plate 4 flows back and forth in the serpentine heat exchange tube 9 due to the continuous operation of the circulating pump 10, meanwhile, the semiconductor refrigerating sheet 11 can absorb the heat of the cooling liquid through the heat absorbing end and release the heat releasing end of the cooling liquid, the cooling liquid is always in a low-temperature state, then the glass is quickly cooled by the cooperation of the air supply unit 6, and after the temperature is balanced, the tempering work of the glass can be completed;
and an air supply unit 6: the air supply unit 6 comprises a hanging seat 61, a fan 62 and a linking ball 63 which are respectively arranged in the heating bin 1 and the bottom surface of the partition plate 4, the hanging seat 61 is symmetrically arranged on the inner top wall of the heating bin 1 and the bottom surface of the partition plate 4, the linking ball 63 arranged on the upper surface of the fan 62 is respectively and rotatably connected with a spherical groove at the bottom end of the vertically corresponding hanging seat 61, the input end of the fan 62 is electrically connected with the output end of the controller 13, the air supply unit 6 also comprises a swivel 64, a vertical rod 65 and a top ball 66, the swivel 64 is respectively and symmetrically connected with the inner top wall of the heating bin 1 and the bottom surface of the partition plate 4 through bearings, the left side of the bottom surface of the swivel 64 is provided with the vertical rod 65, the spherical groove at the bottom end of the vertical rod 65 is rotatably connected with a top ball 66, the top ball 66 is contacted with the vertically corresponding fan 62, the air supply unit 6 also comprises a conical tooth ring 67, a double-shaft motor 68 and a bevel gear 69, the bevel gear ring 67 is respectively and fixedly sleeved on the outer cambered surface of each swivel 64, the center of the inner top wall of the heating bin 1 and the center of the bottom surface of the partition plate 4 are respectively provided with a double-shaft motor 68, the output shaft ends of the left and right sides of the double-shaft motor 68 are respectively provided with bevel gears 69, the bevel gears 69 are respectively meshed with the transversely adjacent bevel gear rings 67, the input end of the double-shaft motor 68 is electrically connected with the output end of the controller 13, in the heating or cooling step of the tempering process, the double-shaft motor 68 operates to drive the bevel gears 69 to rotate under the regulation and control of the controller 13, the swivel 64 rotates along with the bevel gears to change the circumferential angles of the vertical rods 65 and the top balls 66, the contact points of the top balls 66 and the fans 62 are changed, the fans 62 can incline towards different directions to change the air supply angles of the fans, so that the wide-angle air supply function is realized, the heating or cooling uniformity and comprehensiveness of the glass are ensured, and the quality of glass tempering work is improved;
wherein: the roller conveyor is characterized by further comprising a controller 13, wherein the input end of the controller 13 is electrically connected with an external power supply, and the input ends of the roller conveyor 3 and the electric heating wire 5 are electrically connected with the output end of the controller 13.
Wherein: the inside bottom surface in heating storehouse 1 and cooling storehouse 2 all is equipped with temperature sensor 12, and temperature sensor 12's sensing end all runs through the underframe of roller conveyor 3 and extends to the inside of roller conveyor 3, and temperature sensor 12's output electricity connection director 13's input can carry out real-time supervision to the inside ambient temperature in heating storehouse 1 and cooling storehouse 2 to the personnel hold tempering process.
The utility model provides a tempering furnace for glass processing, which has the following working principle: when glass tempering work is carried out, personnel place glass at the right end of roller conveyor 3 first, afterwards, through the regulation and control of controller 13, roller conveyor 3 moves and carries glass left, when glass gets into the inside of heating storehouse 1, the electric heater strip 5 circular telegram is with electric energy conversion to heat energy, fan 62 moves and promotes the inside air flowability of heating storehouse 1 this moment, make the heat that electric heater strip 5 produced heat to glass, make the inside stress relief that exists of glass, when the subsequent glass of heating gets into the inside of cooling storehouse 2, the cooling liquid that baffle 4 top prepared in advance flows because of circulating pump 10's continuous work can the way snakelike heat exchange tube 9 back and forth, semiconductor refrigeration piece 11 circular telegram can absorb the heat absorption of cooling liquid and release through the exothermic end of oneself simultaneously, make the cooling liquid be in low temperature state all the time, then the air current that fan 62 produced is through snakelike heat exchange tube 9 and directly blow on glass after cooling down with its inside cooling liquid heat exchange, after the temperature balance, can accomplish glass's tempering work, and in tempering process's heating or cooling step, when heating down step, through motor controller 13, 69, the rotation 68 is driven by fan 69 and the top ring 67 and the rotation of fan 67 and the bevel gear 67 and the change the bevel gear 66 can be contacted with the bevel gear, the change of the top ring 66 and the bevel gear of the change of the top bevel gear, the bevel gear is realized, the change of the quality is contacted with the bevel gear and the top-gear is made, the change, the top-down quality is changed, the top-down, and the top-bevel gear is contacted with the top-down, the top-down quality is changed, the top-down quality is made down and the top quality is down and the top quality.
It should be noted that, in the above embodiment, the controller 13 is a SMART-700-IE-V3 controller, the roller conveyor 3 is a 40a102-D-Z roller conveyor, the electric heating wire 5 is a BGH nichrome heating wire, the circulating pump 10 is a WQ type non-blocking submersible pump, the semiconductor refrigerating plate 11 is a TEC1-12706 type semiconductor refrigerating plate, the fan 62 is a JSL3507 turbofan, the biaxial motor 68 is a 86HS65B type motor, the temperature sensor 12 is a PT100 platinum resistance temperature sensor, and the controller 13 controls the roller conveyor 3, the electric heating wire 5, the circulating pump 10, the semiconductor refrigerating plate 11, the fan 62, the biaxial motor 68 and the temperature sensor 12 to operate by methods commonly used in the prior art.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A tempering furnace for glass processing is characterized in that: comprises a heating bin (1), a cooling bin (2), a roller conveyor (3) and an air supply unit (6);
heating bin (1): an electric heating wire (5) is arranged in the center of the inside of the cooling bin, the roller conveyor (3) sequentially penetrates through the heating bin (1) and the cooling bin (2) from right to left, and a partition plate (4) is arranged at the upper end of the inside of the cooling bin (2);
an air supply unit (6): are respectively arranged in the heating bin (1) and at the bottom surface of the baffle plate (4);
wherein: the automatic feeding device is characterized by further comprising a controller (13), wherein the input end of the controller (13) is electrically connected with an external power supply, and the input ends of the roller conveyor (3) and the electric heating wire (5) are electrically connected with the output end of the controller (13).
2. A tempering furnace for glass processing according to claim 1, wherein: the liquid supply mouth department of cooling storehouse (2) upper surface left end is equipped with liquid supply pipe (7), the leakage fluid dram department of cooling storehouse (2) right flank upper end is equipped with fluid dram (8), the bottom surface of baffle (4) is equipped with snakelike heat exchange tube (9), the mouth of pipe at both ends all is linked together with the upper cavity that cooling storehouse (2) and baffle (4) formed about snakelike heat exchange tube (9), the upper surface left end of baffle (4) is equipped with circulating pump (10), the drawing liquid mouth of circulating pump (10) bottom surface is linked together with the mouth of pipe of snakelike heat exchange tube (9) left end, the output of the input electricity connection director (13) of circulating pump (10).
3. A tempering furnace for glass processing according to claim 1, wherein: the semiconductor refrigerating sheets (11) are arranged in the mounting openings uniformly formed in the upper surface of the cooling bin (2), and the input ends of the semiconductor refrigerating sheets (11) are electrically connected with the output ends of the controller (13).
4. A tempering furnace for glass processing according to claim 1, wherein: the air supply unit (6) comprises a hanging seat (61), a fan (62) and a connecting ball (63), wherein the hanging seat (61) is symmetrically arranged on the inner top wall of the heating bin (1) and the bottom surface of the partition plate (4), the connecting ball (63) arranged on the upper surface of the fan (62) is respectively connected with the spherical groove at the bottom end of the vertically corresponding hanging seat (61) in a rotating mode, and the input end of the fan (62) is electrically connected with the output end of the controller (13).
5. The tempering furnace for glass processing according to claim 4, wherein: the air supply unit (6) further comprises a swivel (64), a vertical rod (65) and a top ball (66), the swivel (64) is rotationally connected to the inner top wall of the heating bin (1) and the bottom surface of the partition plate (4) through bearings in a bilateral symmetry mode, the vertical rod (65) is arranged on the left side of the bottom surface of the swivel (64), the top ball (66) is rotationally connected in a spherical groove at the bottom end of the vertical rod (65), and the top ball (66) is in contact with the vertically corresponding fan (62).
6. The tempering furnace for glass processing according to claim 5, wherein: the air supply unit (6) further comprises a conical tooth ring (67), a double-shaft motor (68) and bevel gears (69), the conical tooth ring (67) is fixedly sleeved on the outer cambered surface of each swivel (64) respectively, the double-shaft motor (68) are arranged at the center of the top wall of the inside of the heating bin (1) and at the center of the bottom surface of the partition plate (4), the bevel gears (69) are arranged at the end heads of the output shafts on the left side and the right side of the double-shaft motor (68), and the bevel gears (69) are meshed with the transversely adjacent conical tooth rings (67) respectively and are electrically connected with the output end of the controller (13).
7. A tempering furnace for glass processing according to claim 1, wherein: the inside bottom surface of heating storehouse (1) and cooling storehouse (2) all is equipped with temperature sensor (12), and the sensing end of temperature sensor (12) all runs through the underframe of cylinder conveyer (3) and extends to the inside of cylinder conveyer (3), and the input of controller (13) is connected to the output electricity of temperature sensor (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320585697.8U CN219585983U (en) | 2023-03-23 | 2023-03-23 | Tempering furnace for glass processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320585697.8U CN219585983U (en) | 2023-03-23 | 2023-03-23 | Tempering furnace for glass processing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219585983U true CN219585983U (en) | 2023-08-25 |
Family
ID=87697810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320585697.8U Active CN219585983U (en) | 2023-03-23 | 2023-03-23 | Tempering furnace for glass processing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219585983U (en) |
-
2023
- 2023-03-23 CN CN202320585697.8U patent/CN219585983U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106229385B (en) | Solar cell radiation annealing stove | |
CN219585983U (en) | Tempering furnace for glass processing | |
CN206902035U (en) | A kind of continous way sandwich glass production line | |
CN201817514U (en) | Air duct type heated-air circulation device for tempering furnace | |
CN113149412A (en) | Heat treatment glass heat preservation device that comes out of stove | |
CN206076276U (en) | Solar cell radiation annealing stove | |
CN206711913U (en) | The solar cell radiation annealing stove of uniform high-efficiency annealing | |
CN216132273U (en) | Energy-saving heating furnace for steel rolling | |
CN213810831U (en) | Solar air source heat pump heating device | |
CN208883715U (en) | UG glass single-sided coating film production line | |
CN208536561U (en) | A kind of auto-parts heating device | |
CN102898008B (en) | Glass plate annealing kiln | |
CN207294594U (en) | A kind of energy saving and environment friendly annealing furnace | |
CN220494099U (en) | Cold-stored case of proofing with multilayer structure | |
CN206208013U (en) | A kind of lithium ion battery negative material preparation tube furnace | |
CN110923419A (en) | High-efficient annealing system suitable for amorphous nano steel heat treatment | |
CN115821176B (en) | Annealing system and annealing method for door and window aluminum alloy section production | |
CN216662855U (en) | Temperature-controllable quenching device for production of toughened glass | |
CN108947267A (en) | UG glass single-sided coating film production line | |
CN220907555U (en) | Improved aluminium profile aging furnace | |
CN220503143U (en) | Chain grate with waste heat utilization function | |
CN211284463U (en) | High-temperature heating device for manufacturing automobile parts | |
CN208789074U (en) | PET sheet material production three-roll press-polishing cooling forming device | |
CN214371513U (en) | Heated air circulation electric oven for uniformly heating materials in food workshop | |
CN214088273U (en) | Uniform heating device for glass tempering production |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |