CN113149416B - Glass tempering furnace - Google Patents
Glass tempering furnace Download PDFInfo
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- CN113149416B CN113149416B CN202110534890.4A CN202110534890A CN113149416B CN 113149416 B CN113149416 B CN 113149416B CN 202110534890 A CN202110534890 A CN 202110534890A CN 113149416 B CN113149416 B CN 113149416B
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/012—Tempering or quenching glass products by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/02—Tempering or quenching glass products using liquid
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
- C03B27/044—Tempering or quenching glass products using gas for flat or bent glass sheets being in a horizontal position
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a glass tempering furnace, which comprises a furnace body, wherein a lifting cavity is formed in the furnace body close to the middle part, a lifting mechanism is arranged in the lifting cavity, a liquid cooling cavity is formed in the right side of the lifting cavity, a pre-cooling cavity is formed above the liquid cooling cavity, a pre-cooling mechanism is arranged in the pre-cooling cavity and used for pre-cooling high-temperature tempered glass, a heating cavity is formed in the left side of the pre-cooling cavity, a heating mechanism is arranged in the heating cavity and used for carrying out high-temperature convection heating on the glass, corners of a glass plate can be passivated and polished firstly, the polishing process does not need to turn the glass, the two corners can be passivated and polished, in the heating and hardening process, the convection heating link adopts circulation convection, so that heat energy can be recycled, and meanwhile, the heating space is closed during the convection heating, and the heat loss is reduced.
Description
Technical Field
The invention relates to the technical field of glass toughening furnaces, in particular to a glass toughening furnace.
Background
The tempered glass is actually prestressed glass, in order to improve the strength of the glass, a chemical or physical method is usually used, a compressive stress is formed on the surface of the glass, and the glass firstly counteracts the surface stress when bearing an external force;
glass is when carrying out tempering man-hour, need cut the limit department to it earlier and carry out passivation treatment, often need transport glass to the special place of polishing the passivation at this moment and process, and traditional passivation equipment when polishing the corner, need with the glass board upset, it is more troublesome, consuming time power, work efficiency has been reduced, often can lead to glass cracked because of the transport in addition, cause the loss, consequently, it can carry out passivation treatment and can carry out tempering processing's equipment to the glass board automatically to be necessary to design one kind.
Disclosure of Invention
The invention aims to provide a glass tempering furnace, which is used for overcoming the defects in the prior art.
The glass tempering furnace comprises a furnace body, wherein a lifting cavity is formed in the furnace body close to the middle part, a lifting mechanism is arranged in the lifting cavity, a liquid cooling cavity is formed in the right side of the lifting cavity, a pre-cooling cavity is formed above the liquid cooling cavity, a pre-cooling mechanism is arranged in the pre-cooling cavity and used for pre-cooling high-temperature tempered glass, a heating cavity is formed in the left side of the pre-cooling cavity, a heating mechanism is arranged in the heating cavity and used for carrying out high-temperature convection heating on the glass, a control cavity is formed above the heating cavity and internally provided with a control mechanism, the control mechanism is used for controlling power switching of the pre-cooling mechanism and the heating mechanism, a passivation cavity is formed in the left side of the heating cavity, a passivation mechanism is arranged in the passivation cavity and used for passivating the corners of the glass plate, a pallet is arranged below the passivation mechanism and used for supporting and conveying the glass plate to be processed;
the passivation mechanism comprises a grinding wheel which is rotatably arranged, the grinding wheel can swing so as to passivate the upper corner and the lower corner of the glass plate respectively, the plate supporting vehicle can be provided with a round turntable which can lift, an outer tooth block is fixedly arranged on the bottom surface of the round turntable, and the glass plate can be upwards supported by the round turntable and clamped by the round turntable in cooperation with a suction disc, so that the grinding wheel can perform corner polishing work.
According to a further technical scheme, the lifting mechanism comprises a lifting motor fixedly embedded in the lower wall of the lifting cavity, the lifting motor is in power connection with a lifting shaft extending upwards, a lifting plate is arranged in the lifting cavity in a vertically sliding mode, a first fixing shaft is fixedly arranged on the lower side face of the lifting plate, the lifting shaft is in threaded connection with the first fixing shaft, two lifting brackets are fixedly arranged on the upper side face of the lifting plate, and the lifting plate drives the lifting brackets to move upwards by controlling the lifting motor to work, so that the pallet truck and the glass plate are lifted upwards to perform heating work.
The technical scheme is further characterized in that the precooling mechanism comprises a liquid cooling motor fixedly embedded in the bottom wall of the liquid cooling cavity, the liquid cooling motor is in power linkage with a liquid cooling shaft extending upwards, the liquid cooling shaft is in threaded connection with a second fixing shaft, a liquid cooling supporting plate is fixedly arranged at the upper end of the second fixing shaft, two liquid cooling brackets are symmetrically arranged on the upper side surface of the liquid cooling supporting plate in a left-right mode, a precooling shaft is arranged on the upper wall of the precooling cavity in a rotating mode, the upper end of the precooling shaft extends into the control cavity, a precooling bevel gear is fixedly arranged at the top end of the precooling shaft, precooling fan blades are fixedly arranged on the periphery of the lower end of the precooling shaft, a first air inlet channel is arranged on the upper wall of the precooling cavity, and the first air inlet channel is used for air inlet, so that air is blown to the glass plate for cooling through the work of the precooling fan.
Further technical scheme, heating mechanism includes that one rotates the setting and is in the heating shaft of heating chamber upper wall, the extension of heating shaft upper end gets into control intracavity and top have set firmly heating bevel gear, a heating fan blade has set firmly in the lower extreme periphery of heating shaft, a high temperature wind net has set firmly in the below of heating fan blade, the high temperature wind net is used for producing the heat, the circulation wind channel has all been seted up on two walls about the heating chamber, the circulation wind channel is used for making the hot-air backward flow, the upper wall in heating chamber is equipped with a second wind channel that admits air, the second is admitted air the wind channel and is used for admitting air.
According to a further technical scheme, the control mechanism comprises a control motor fixedly arranged on the bottom wall of a control cavity, the left side of the control motor is in power connection with a first control shaft extending leftwards, the right side of the control motor is in power connection with a second control shaft extending rightwards, an electromagnet is fixedly arranged on the upper wall of the control cavity, a sliding block is fixedly arranged on the lower side of the electromagnet and can slide leftwards and rightwards along with the electromagnet, a first spline sleeve is rotatably arranged at the left end of the sliding block and is in spline fit connection with the first control shaft, a first bevel gear is fixedly arranged at the left end of the first spline sleeve and is meshed with the heating bevel gear, a second spline sleeve is rotatably arranged at the right end of the sliding block and is in spline fit connection with the second control shaft, a second bevel gear is fixedly arranged at the right end of the second spline sleeve and can be meshed with the precooling bevel gear, and the control motor can respectively control the heating precooling and the fan blade to rotate by controlling the electromagnet to work.
Further technical scheme, passivation mechanism is including setting firmly fixed plate on the passivation chamber roof, the downside rotation of fixed plate is equipped with a revolving stage, bilateral symmetry is equipped with gliding slide-bar from top to bottom in the revolving stage, the slide-bar lower extreme has set firmly a elevating platform, the downside of elevating platform has set firmly the sucking disc, the revolving stage is embedded to have a elevator motor, elevator motor power connection decurrent lift axle, the lift axle with elevating platform screw-thread fit connects.
According to a further technical scheme, the passivation mechanism further comprises a fixed plate fixedly arranged on the furnace body, a vertical shaft extending up and down is arranged in the fixed plate in a rotating mode, a spline sleeve extending left and right is further arranged in the fixed plate in the rotating mode, the spline sleeve is in power connection with the vertical shaft through a gear set, a sliding plate is arranged on the right side of the fixed plate in a left and right sliding mode, a supporting rod is fixedly arranged on the sliding plate, a swinging plate is hinged to the supporting rod in a sliding mode, a polishing spline shaft is arranged on the swinging plate in a rotating mode, the right end of the polishing spline shaft is in power connection with the left end of the polishing wheel through a universal joint, the left end of the polishing spline shaft is in spline fit connection with the spline sleeve, an adjusting pump is fixedly arranged on the sliding plate, the right end of the adjusting pump is in power connection with a telescopic rod, the telescopic rod is hinged to the swinging plate, an adjusting motor is fixedly arranged on the fixed plate, the right end of the adjusting motor is in power connection with a transverse screw rod extending right, and the transverse screw rod is in thread fit connection with the sliding plate.
According to the technical scheme, a cylindrical cavity is formed in the lower side of the lifting platform, a disc is fixedly arranged in the cylindrical cavity and is in power connection with the hydraulic pump, a rotating shaft is rotatably arranged on the disc, an inner tooth block is fixedly arranged at the top end of the rotating shaft, a rotating wheel is rotatably arranged in the cylindrical cavity and is in spline fit connection with the rotating shaft, the rotating shaft is in power connection with the vertical shaft through a belt, and the bottom end of the vertical shaft is in power connection with a main motor.
According to a further technical scheme, the pallet truck moves in the furnace body and can sequentially pass through the cylindrical cavity and the lifting platform, the heating cavity and the lifting cavity and the pre-cooling cavity and the liquid cooling cavity.
The invention relates to a glass tempering furnace, which comprises the following working procedures:
when the passivation polishing is carried out, firstly, a glass plate is placed on a plate supporting vehicle, then the plate supporting vehicle is controlled to move, the plate supporting vehicle is made to move to be under a lifting platform, then a hydraulic pump is controlled to work, a disc is made to ascend, an outer tooth block is further inserted into an inner tooth block, then a circular rotating disc is made to move upwards, so that the glass plate moves upwards, meanwhile, the lifting motor is controlled to rotate forwards to control the lifting platform to move downwards, so that a sucking disc sucks the glass plate, at the moment, a main motor is controlled to work, a vertical shaft drives a rotating wheel to rotate, a rotating shaft is made to rotate, the circular rotating disc is further made to rotate, so that the glass can be driven to rotate, meanwhile, a vertical shaft drives a polishing spline shaft to rotate, so that a polishing wheel is made to rotate, at the moment, an adjusting motor is controlled to work, a transverse screw rod rotates, the sliding plate further moves rightwards, so that the polishing wheel is made to be close to the glass plate, then an adjusting pump works, the polishing wheel swings, so that the polishing wheel can polish one side of the glass plate, after the passivation polishing is finished, the polishing wheel moves leftwards, and then the adjusting pump works, and the adjusting pump works reversely to polish the other side of the glass plate.
When the tempering device performs tempering work, the pallet truck bears a glass plate and moves to the right, when the tempering device enters the heating cavity, the lifting motor is started to control the lifting cavity to ascend, the pallet truck and the glass plate are lifted, the lifting cavity is sealed with the inner wall of the heating cavity, the control motor is started to drive the heating shaft to rotate, the high-temperature air net is started to heat air flow passing through the high-temperature air net, convection heating is performed on the glass plate, after the heating is completed, the lifting motor controls the mechanism in the lifting cavity to reset, the glass plate continues to move to the right into the precooling cavity, the liquid cooling motor is started to control the liquid cooling supporting plate to move upwards to lift the glass plate, at the moment, the electromagnet is started to control the sliding block to move to the right, the first bevel gear and the heating bevel gear are disconnected, meanwhile, the precooling gear is meshed with the precooling bevel gear to drive the precooling shaft to cool the glass plate, after precooling is completed, the liquid cooling motor controls the liquid cooling supporting plate to move downwards to enable the glass plate to enter the liquid cooling cavity, liquid cooling is completed, liquid cooling is used for controlling the liquid cooling supporting plate to reset, and the glass plate to move to the right after the tempering is completed.
The invention has the beneficial effects that:
the invention can firstly passivate and polish the corners of the glass plate, can passivate and polish the two corners without turning the glass plate, adopts circulating convection in the convection heating link in the heating and hardening process so that heat energy can be recycled, seals the heating space in the convection heating process so as to reduce heat loss, saves energy consumption and reduces carbon emission, adopts a liquid cooling mode in the cooling stage, and can more quickly cool the glass plate.
Drawings
FIG. 1 is a schematic view of the external structure of a glass tempering furnace according to the present invention;
FIG. 2 is a schematic view of the internal overall structure of a glass tempering furnace according to the present invention;
FIG. 3 is an enlarged partial schematic view of A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged partial view of the grinding wheel of the present invention;
fig. 5 is a partially enlarged schematic view of the pallet truck of the present invention.
Detailed Description
For purposes of making the objects and advantages of the present invention more apparent, the invention is described in detail below with reference to the following examples, it being understood that the following text is intended only to describe one or several specific embodiments of the invention, and does not strictly limit the scope of the invention as specifically claimed, and that, as used herein, the terms upper, lower, left and right are not limited to their strict geometric definitions, but include tolerances for reasonable and inconsistent machining or human error, the specific features of one of the glass tempering furnaces being described in detail below:
referring to fig. 1 to 5, a glass tempering furnace according to an embodiment of the present invention includes a furnace body 10, a lifting cavity 11 is formed in the furnace body 10 near a middle portion, a lifting mechanism 101 is disposed in the lifting cavity 11, a liquid cooling cavity 18 is formed in the right side of the lifting cavity 11, a pre-cooling cavity 28 is formed above the liquid cooling cavity 18, a pre-cooling mechanism 103 is disposed in the pre-cooling cavity 28, the pre-cooling mechanism 103 is configured to pre-cool high temperature tempered glass, a heating cavity 88 is formed in the left side of the pre-cooling cavity 28, a heating mechanism 104 is disposed in the heating cavity 88, the heating mechanism 104 is configured to perform high temperature convection heating on glass, a control cavity 34 is formed above the heating cavity 88, a control mechanism 105 is disposed in the control cavity 34, the control mechanism 105 is configured to control power switching between the pre-cooling mechanism 103 and the heating mechanism 104, a passivation cavity 91 is formed in the left side of the heating cavity 88, a passivation mechanism 106 is disposed in the passivation cavity 91, the passivation mechanism 106 is configured to passivate corners of glass plates, a pallet vehicle 89 is disposed below the passivation mechanism 89, and is configured to support glass plates to be processed;
the passivating mechanism comprises a grinding wheel 69 which is rotatably arranged, the grinding wheel 69 can swing so as to passivate the upper corner and the lower corner of the glass plate respectively, a circular turntable 77 is arranged on the pallet truck 89 in a lifting manner, an outer tooth block 78 is fixedly arranged on the bottom surface of the circular turntable 77, and the glass plate can be upwards supported by the circular turntable 77 and clamped by cooperation with a suction disc 58, so that the grinding wheel 69 can perform corner polishing work.
Advantageously or exemplarily, the lifting mechanism 101 includes a lifting motor 12 fixedly embedded in the lower wall of the lifting cavity 11, the lifting motor 12 is dynamically connected to an upwardly extending lifting shaft 13, a lifting plate 16 is slidably disposed in the lifting cavity 11 up and down, a first fixed shaft 14 is fixedly disposed on the lower side surface of the lifting plate 16, the lifting shaft 13 is in threaded connection with the first fixed shaft 14, two lifting brackets 15 are fixedly disposed on the upper side surface of the lifting plate 16, and the lifting plate 16 drives the lifting brackets 15 to move upwards by controlling the operation of the lifting motor 12, so that the pallet truck 89 and the glass plate are lifted upwards to perform a heating operation.
Beneficially or exemplarily, precooling mechanism 103 includes a liquid cooling motor 22 that inlays admittedly in the diapire of liquid cooling chamber 18, liquid cooling motor 22 power link one is to the liquid cooling axle 23 of upwards extending, liquid cooling axle 23 threaded connection second fixed axle 24, a liquid cooling layer board 27 has been set firmly to second fixed axle 24 upper end, bilateral symmetry is equipped with two liquid cooling brackets 19 on the last side of liquid cooling layer board 27, it is equipped with a precooling axle 29 to rotate on the precooling chamber 28 upper wall, precooling axle 29 upper end extends into in the control chamber 34, and the top has set firmly precooling bevel gear 32, precooling axle 29's lower extreme periphery has set firmly precooling 31, the upper wall of precooling chamber 28 is equipped with first air inlet duct 30, first air inlet duct 30 is used for admitting air, through precooling fan 31's work, makes the air blow to the glass board and cools off.
Beneficially or exemplarily, the heating mechanism 104 includes a heating shaft 43 rotatably disposed on the upper wall of the heating cavity 88, an upper end of the heating shaft 43 extends into the control cavity 34, a heating bevel gear 42 is fixedly disposed at a top end of the heating shaft 43, a heating fan 25 is fixedly disposed on an outer circumference of a lower end of the heating shaft 43, a high-temperature air net 44 is fixedly disposed below the heating fan 25, the high-temperature air net 44 is used for generating heat, circulation air ducts 26 are disposed on both left and right walls of the heating cavity 88, the circulation air ducts 26 are used for returning hot air, a second air inlet duct 49 is disposed on the upper wall of the heating cavity 88, and the second air inlet duct 49 is used for air inlet.
Advantageously or exemplarily, the control mechanism 105 includes a control motor 33 fixedly disposed on the bottom wall of the control chamber 34, the left side of the control motor 33 is dynamically connected to a first control shaft 92 extending leftward, the right side of the control motor 33 is dynamically connected to a second control shaft 37 extending rightward, the upper wall of the control chamber 34 is fixedly provided with an electromagnet 39, the lower side of the electromagnet 39 is fixedly provided with a slider 38, the slider 38 can slide leftward and rightward along with the electromagnet 39, the left end of the slider 38 is rotatably provided with a first spline housing 40, the first spline housing 40 is in spline fit with the first control shaft 92, the left end of the first spline housing 40 is fixedly provided with a first bevel gear 41, the first bevel gear 41 is engaged with the heating bevel gear 42, the right end of the slider 38 is rotatably provided with a second spline housing 36, the second spline housing 36 is in spline fit with the second control shaft 37, the right end of the second spline housing 36 is fixedly provided with a second bevel gear 35, the second bevel gear 35 is engageable with the second bevel gear 32, and the second bevel gear 39 is controlled to rotate the pre-cooling fan blade and the electromagnet 33 respectively.
Advantageously or exemplarily, the passivation mechanism 106 includes a fixed plate 52 fixed on the top wall of the passivation chamber 91, a rotary table 53 is rotatably disposed on the lower side of the fixed plate 52, sliding shafts 54 capable of sliding up and down are symmetrically disposed in the rotary table 53, a lifting table 57 is fixedly disposed at the lower end of the sliding shafts 54, the suction cup 58 is fixedly disposed on the lower side of the lifting table 57, a lifting motor 55 is fixedly embedded in the rotary table 53, the lifting motor 55 is dynamically connected with a downward lifting shaft 56, and the lifting shaft 56 is in threaded fit connection with the lifting table 57.
Advantageously or exemplarily, the passivation mechanism further comprises a fixed plate 81 fixed on the furnace body 10, the fixed plate 81 is rotatably provided with a vertical shaft 61 extending up and down, the fixed plate 81 is further rotatably provided with a spline housing 63 extending left and right, the spline housing 63 is in power connection with the vertical shaft 61 through a gear set 62, the right side of the fixed plate 81 is slidably provided with a sliding plate 66 left and right, the sliding plate 66 is fixedly provided with a supporting rod 82, the supporting rod 82 is slidably articulated with a swinging plate 95, the grinding wheel 69 is rotatably provided on the swinging plate 95, the sliding plate 66 is rotatably provided with a grinding spline shaft 67, the right end of the grinding spline shaft 67 is in power connection with the left end of the grinding wheel 69 through a universal joint 68, the left end of the grinding spline shaft 67 is in spline fit connection with the spline housing 63, the right end of the sliding plate 66 is fixedly provided with an adjusting pump 74, the right end of the adjusting pump 74 is in power connection with a telescopic rod 83, the telescopic rod 83 is articulated with the swinging plate 95, the fixed plate 81 is fixedly provided with an adjusting motor 64, the right end of the adjusting motor 64 is in power connection with a transverse screw 65 extending right, and the sliding plate is in screw thread fit with the sliding plate 66.
Advantageously or exemplarily, a cylindrical cavity 70 is formed in the lower side of the lifting platform 57, a disc 72 is fixedly arranged in the cylindrical cavity 70, the disc 72 is in power connection with the hydraulic pump 71, a rotating shaft 76 is rotatably arranged on the disc 72, an internal tooth block 79 is fixedly arranged at the top end of the rotating shaft 76, a rotating wheel 73 is rotatably arranged in the cylindrical cavity 70, the rotating wheel 73 is in spline fit connection with the rotating shaft 76, the rotating shaft 76 is in power connection with the vertical shaft 61 through a belt 60, and the bottom end of the vertical shaft 61 is in power connection with a main motor 93.
Advantageously or exemplarily, the pallet truck 89 moves in the furnace body 10 and can sequentially pass through the space between the cylindrical chamber 70 and the lifting table 57, the space between the heating chamber 88 and the lifting chamber 11, and the space between the pre-cooling chamber 28 and the liquid cooling chamber 18.
The invention relates to a glass tempering furnace, which comprises the following working procedures:
when the invention is used for passivation polishing, firstly, a glass plate is placed on a plate supporting vehicle 89, then the plate supporting vehicle is controlled to move, the plate supporting vehicle is moved to be under a lifting platform 57, then a hydraulic pump 71 is controlled to work, a disc 72 is controlled to ascend, further an external tooth block 78 is inserted into an internal tooth block 79, then a circular rotating disk 77 is moved upwards, thereby the glass plate is moved upwards, meanwhile, the lifting motor 55 is positively rotated to control the lifting platform 57 to move downwards, so that the suction disc 58 sucks the glass plate, at the moment, a main motor 93 is controlled to work, a vertical shaft 61 drives a rotating wheel 73 to rotate, thereby a rotating shaft 76 is rotated, further the circular rotating disk 77 rotates, further the glass can be driven to rotate, simultaneously, the vertical shaft 61 drives a polishing spline shaft 67 to rotate, and further a grinding wheel 69 rotates, at the moment, an adjusting motor 64 is controlled to work, a transverse screw 65 is controlled to rotate, further a sliding plate 66 is controlled to move, so that the grinding wheel 69 is close to the glass plate, then the adjusting pump 74 is controlled to work, the grinding wheel 69 swings, further, so that the grinding wheel 69 can polish one side of the glass plate reversely, and the other side of the glass plate is controlled to polish.
When the tempering work is performed, the pallet truck 89 bears the glass plate and moves to the right, when the tempered glass plate enters the heating cavity 88, the lifting motor 12 is started to control the lifting cavity 11 to ascend, the pallet truck and the glass plate are lifted, the lifting cavity 11 and the inner wall of the heating cavity 88 are sealed, the control motor 33 is started to drive the heating shaft 43 to rotate, the high-temperature air net 44 is started to heat air flow passing through the high-temperature air net 44, convection heating is performed on the glass plate, after the heating is completed, the lifting motor 12 controls the mechanism in the lifting cavity 11 to reset, the glass plate continues to move to the right into the pre-cooling cavity 28, the liquid cooling motor 22 is started to control the liquid cooling pallet 27 to move upwards to lift the glass plate, at the moment, the electromagnet 39 is started to control the slide block 38 to move to the right to disconnect the first bevel gear 41 from the heating bevel gear 42, meanwhile, the second bevel gear 35 is meshed with the pre-cooling bevel gear 32 to drive the pre-cooling shaft 29 to rotate to cool the glass plate, after the cooling is completed, the liquid cooling motor 22 controls the liquid cooling pallet 27 to move downwards to enable the glass plate to enter the glass plate 18, and the liquid cooling cavity 18 to control the liquid cooling pallet 22 to reset.
The invention has the beneficial effects that:
the edge angle passivation and polishing device can firstly passivate and polish the edge angles of the glass plate, the two edge angles can be passivated and polished without turning the glass plate, in the heating and hardening process, the convection heating link adopts circulating convection, so that heat energy can be recycled, meanwhile, the heating space is sealed during convection heating, heat loss is reduced, energy consumption is saved, carbon emission is reduced, and the glass plate can be cooled more quickly by adopting a liquid cooling mode in the cooling stage.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (3)
1. The glass tempering furnace comprises a furnace body, and is characterized in that: the glass plate processing device is characterized in that a lifting cavity is formed in the furnace body by the middle part, a lifting mechanism is arranged in the lifting cavity, a liquid cooling cavity is formed in the right side of the lifting cavity, a pre-cooling cavity is formed above the liquid cooling cavity, a pre-cooling mechanism is arranged in the pre-cooling cavity and used for pre-cooling high-temperature toughened glass, a heating cavity is formed in the left side of the pre-cooling cavity, a heating mechanism is arranged in the heating cavity and used for carrying out high-temperature convection heating on the glass, a control cavity is formed above the heating cavity and used for controlling a control mechanism, the control mechanism is used for controlling power switching of the pre-cooling mechanism and the heating mechanism, a passivation cavity is formed in the left side of the heating cavity, a passivation mechanism is arranged in the passivation cavity and used for passivating corners of glass plates, a supporting plate vehicle is arranged below the passivation mechanism and used for supporting and conveying the glass plates to be processed;
the passivation mechanism comprises a rotatably arranged grinding wheel, the grinding wheel can swing so as to passivate the upper corner and the lower corner of the glass plate respectively, the pallet truck is provided with a circular turntable which can be lifted, an outer tooth block is fixedly arranged on the bottom surface of the circular turntable, the glass plate can be lifted upwards by the circular turntable and clamped by the circular turntable in cooperation with a suction disc, so that the grinding wheel can polish the corners;
the lifting mechanism comprises a lifting motor fixedly embedded in the lower wall of the lifting cavity, the lifting motor is in power connection with a lifting shaft extending upwards, a lifting plate is arranged in the lifting cavity in a vertically sliding mode, a first fixing shaft is fixedly arranged on the lower side surface of the lifting plate, the lifting shaft is in threaded connection with the first fixing shaft, and two lifting brackets are fixedly arranged on the upper side surface of the lifting plate;
the pre-cooling mechanism comprises a liquid cooling motor fixedly embedded in the bottom wall of the liquid cooling cavity, the liquid cooling motor is in power linkage with an upwardly extending liquid cooling shaft, the liquid cooling shaft is in threaded connection with a second fixed shaft, a liquid cooling supporting plate is fixedly arranged at the upper end of the second fixed shaft, two liquid cooling brackets are symmetrically arranged on the upper side surface of the liquid cooling supporting plate from left to right, a pre-cooling shaft is rotatably arranged on the upper wall of the pre-cooling cavity, the upper end of the pre-cooling shaft extends into the control cavity, a pre-cooling bevel gear is fixedly arranged at the top end of the pre-cooling shaft, pre-cooling fan blades are fixedly arranged on the periphery of the lower end of the pre-cooling shaft, a first air inlet channel is arranged on the upper wall of the pre-cooling cavity, and the first air inlet channel is used for air inlet;
the heating mechanism comprises a heating shaft which is rotatably arranged on the upper wall of the heating cavity, the upper end of the heating shaft extends into the control cavity, a heating bevel gear is fixedly arranged at the top end of the heating shaft, a heating fan blade is fixedly arranged on the periphery of the lower end of the heating shaft, a high-temperature air net is fixedly arranged below the heating fan blade and used for generating heat, circulating air channels are respectively arranged on the left wall and the right wall of the heating cavity and used for enabling hot air to flow back, a second air inlet channel is arranged on the upper wall of the heating cavity and used for allowing air to enter;
the control mechanism comprises a control motor fixedly arranged on the bottom wall of a control cavity, the left side of the control motor is in power connection with a first control shaft extending leftwards, the right side of the control motor is in power connection with a second control shaft extending rightwards, an electromagnet is fixedly arranged on the upper wall of the control cavity, a sliding block is fixedly arranged on the lower side of the electromagnet and can slide leftwards and rightwards along with the electromagnet, a first spline sleeve is rotatably arranged at the left end of the sliding block, the first spline sleeve is in spline fit connection with the first control shaft, a first bevel gear is fixedly arranged at the left end of the first spline sleeve and is meshed with the heating bevel gear, a second spline sleeve is rotatably arranged at the right end of the sliding block and is in spline fit connection with the second control shaft, a second bevel gear is fixedly arranged at the right end of the second spline sleeve and can be meshed with the precooling bevel gear;
the passivation mechanism comprises a fixed plate fixedly arranged on the top wall of the passivation cavity, a rotary table is rotatably arranged on the lower side of the fixed plate, sliding shafts capable of sliding up and down are arranged in the rotary table in a bilateral symmetry mode, a lifting table is fixedly arranged at the lower end of each sliding shaft, the sucking disc is fixedly arranged on the lower side of each lifting table, a lifting motor is fixedly embedded in the rotary table, the lifting motor is in power connection with a downward lifting shaft, and the lifting shaft is in threaded fit connection with the lifting table;
the passivation mechanism further comprises a fixed plate fixedly arranged on the furnace body, a vertical shaft extending up and down is arranged in the fixed plate in a rotating mode, a spline housing extending left and right is arranged in the fixed plate in a rotating mode, the spline housing is in power connection with the vertical shaft through a gear set, a sliding plate is arranged on the right side of the fixed plate in a left-right sliding mode, a supporting rod is fixedly arranged on the sliding plate, a swinging plate is hinged on the supporting rod in a sliding mode, a polishing spline shaft is arranged on the swinging plate in a rotating mode, the right end of the polishing spline shaft is in power connection with the left end of the polishing wheel through a universal joint, the left end of the polishing spline shaft is in spline fit connection with the spline housing, an adjusting pump is fixedly arranged on the right end of the sliding plate, the right end of the adjusting pump is in power connection with a telescopic rod, the telescopic rod is hinged to the swinging plate, an adjusting motor is fixedly arranged on the fixed plate, the right end of the adjusting motor is in power connection with a transverse screw rod extending right, and the transverse screw rod is in thread fit connection with the sliding plate.
2. A glass tempering furnace as defined in claim 1, wherein: the hydraulic lifting platform is characterized in that a cylindrical cavity is formed in the lower side of the lifting platform, a disc is fixedly arranged in the cylindrical cavity and is in power connection with a hydraulic pump, a rotating shaft is rotatably arranged on the disc, an inner tooth block is fixedly arranged at the top end of the rotating shaft, a rotating wheel is rotatably arranged in the cylindrical cavity and is in spline fit connection with the rotating shaft, the rotating shaft is in power connection with the vertical shaft through a belt, and the bottom end of the vertical shaft is in power connection with a main motor.
3. A glass tempering furnace according to claim 2, wherein: the supporting plate vehicle moves in the furnace body and can sequentially pass through the cylindrical cavity, the lifting platform, the heating cavity, the lifting cavity and the pre-cooling cavity and the liquid cooling cavity.
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| CN115026676A (en) * | 2022-07-01 | 2022-09-09 | 利辛县天鑫玻璃制品有限公司 | Angle grinding equipment for glass product processing and use method |
| CN115745427B (en) * | 2022-11-30 | 2023-10-20 | 东海县晶瑞达石英制品有限公司 | Vacuum dehydroxylation furnace for semiconductor quartz glass products |
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