CN208471888U - Mold preheating and transmission device and glass heat bender - Google Patents
Mold preheating and transmission device and glass heat bender Download PDFInfo
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- CN208471888U CN208471888U CN201820936934.XU CN201820936934U CN208471888U CN 208471888 U CN208471888 U CN 208471888U CN 201820936934 U CN201820936934 U CN 201820936934U CN 208471888 U CN208471888 U CN 208471888U
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- electromagnetic coil
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Abstract
The utility model discloses a kind of preheating of mold and transmission devices, including electromagnetic coil, power supply, support frame, feeding station, material plate, mold delivery device；Power supply is connect with electromagnetic coil；Support frame is set in electromagnetic coil, and feeding station is set to the side of electromagnetic coil axial direction, support frame and feeding station and is set side by side along the axial direction of the electromagnetic coil；Material plate is located at the other side of electromagnetic coil axial direction；Mold delivery device is set to the side on material plate far from electromagnetic coil.The utility model additionally provides a kind of glass heat bender.The utility model makes mold body generate heat by the way of electromagnetic induction, to keep the workpiece of mould inside heated, compared to the heating mould in the way of heat transfer, the utility model reduces the thermal loss in heat transfer process, reduce energy consumption, also have the advantages that be brought rapidly up simultaneously, therefore improves production efficiency.
Description
Technical field
The utility model relates to digit ctrol machine tool fields, and in particular to a kind of preheating of mold and transmission device and glass bending
Machine.
Background technique
Bend glass has the characteristics that frivolous, transparent cleaning, anti-fingerprint, anti-dazzle, weatherability, as consumption market is to intelligence
The energy variation of end product appearance esthetic requirement and the progress of technology, bend glass gradually start to be applied to intelligence
The technique of end product manufactures, such as mobile phone industry.At the same time, the preheating device of bend glass hot-bending machine comes into being.
The working principle of bend glass hot-bending machine is preheating-forming-cooling, finally obtains bend glass.Current glass
The preheating station of hot-bending machine mostly uses heating rod to be heated, i.e., is heated by resistance heating tube, then by way of heat transfer
Indirect heating mold makes the Glass Transition in mold, but resistance heating is slow, and mold passes through the heat taken away after each station
The shortcomings that loss takes a long time carry out temperature-compensating, therefore has low efficiency, and energy consumption is high.
Utility model content
The main purpose of the utility model is to provide a kind of preheating of mold and transmission devices, it is intended to solve existing glass
The heating rod heating mould mode that hot-bending machine preheating station uses, has the problem of energy consumption is high, low efficiency.
In order to solve the above technical problems, the utility model proposes a kind of mold preheating and transmission device, the mold preheating and
Transmission device includes electromagnetic coil, power supply, support frame, feeding station, material plate, mold delivery device；
The power supply is connect with the electromagnetic coil, for providing alternating current for the electromagnetic coil；
Support frame as described above is set in the heating channel that the electromagnetic coil is formed, and the feeding station is set to the electricity
The side of magnetic coil axial direction, support frame as described above and feeding station are set side by side along the axial direction of the electromagnetic coil；
The material plate is located at the other side of the electromagnetic coil axial direction, for placing to preheated mold；
The mold delivery device is set to the side on the material plate far from the electromagnetic coil, for driving mold
Successively the feeding station is moved to by the material plate, support frame.
Preferably, the electromagnetic coil includes the first electromagnetic coil and the second electromagnetic coil being set side by side in the axial direction,
The power supply includes the first power supply connecting with first electromagnetic coil and connect with second electromagnetic coil
Two power supplys, first electromagnetic coil are used to for mold being heated to the first preheating temperature, and second electromagnetic coil is used for institute
It states mold and is heated to the second preheating temperature.
Preferably, first preheating temperature is 400 DEG C -500 DEG C；Second preheating temperature is 700 DEG C -800 DEG C.
Preferably, the mold delivery device includes push cylinder, and the cylinder body of the push cylinder and the material plate are solid
Fixed, the piston rod of the push cylinder is located at the top of the material plate, and is arranged in an axially parallel mode with the electromagnetic coil.
Preferably, the mold delivery device further includes the delivery sheet and feeding cylinder below the material plate, institute
State the top that delivery sheet is located at the electromagnetic coil inner support frame, the cylinder body of the feeding cylinder and the fixed company of the material plate
It connects, the piston rod of the feeding cylinder is connect with the delivery sheet, and the piston rod of the feeding cylinder and the electromagnetic coil
Be arranged in an axially parallel mode.
Preferably, the mold delivery device further includes motor, lead screw, feed screw nut and push rod, and the lead screw is described in
The axial setting of electromagnetic coil, for driving the lead screw to rotate, the feed screw nut is sheathed on the lead screw motor,
The push rod is connect with feed screw nut.
Preferably, mold preheating and transmission device further include pedestal and shell, the electromagnetic coil, support frame, feeding work
Position, material plate and mold delivery device are respectively positioned on above the pedestal, and the casing is set on the outside of the electromagnetic coil, described
The side of shell offers the form for observing interior of shell.
Preferably, mold preheating and transmission device further include be set to the cover top portion or side material splitting cylinder and with
The block of the piston rod connection of the material splitting cylinder, the block are located in the shell portion, and in first electromagnetic coil
Between second electromagnetic coil.
The utility model also proposes a kind of glass heat bender, including mold as described above preheating and transmission device.
The utility model makes mold body generate heat by the way of electromagnetic induction, thus keep the workpiece of mould inside heated,
Compared to by heating rod heating mould and in such a way that mold conducts heat to workpiece, the utility model reduces heat transfer
Thermal loss in the process, therefore energy consumption is reduced, meanwhile, electromagnetic induction heating also has the advantages that be brought rapidly up, therefore
The time of glass pieces warm is shortened to a certain extent, therefore improves production efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the preheating of the utility model mold and one embodiment of transmission device；
Fig. 2 is the structural schematic diagram of the preheating of the utility model mold and the another embodiment of transmission device；
The side view of the preheating of the position Fig. 3 the utility model mold and transmission device.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model proposes a kind of preheating of mold and transmission devices, as depicted in figs. 1 and 2, mold preheating and transmission
Device includes electromagnetic coil 10, power supply, support frame 20, feeding station 30, material plate 40, mold delivery device；
Power supply is connect with electromagnetic coil 10, for providing alternating current for electromagnetic coil 10；
Support frame 20 is set in the heating channel of the formation of electromagnetic coil 10, and feeding station 30 is set to 10 axis of electromagnetic coil
To side, axial direction of the support frame 20 with feeding station 30 along electromagnetic coil 10 be set side by side；
Material plate 40 is located at the axial other side of electromagnetic coil 10, for placing to preheated mold 90；
Mold delivery device is set to the side on material plate 40 far from electromagnetic coil 10, for driving mold 90 successively to pass through
Cross material plate 40, support frame 20 is moved to feeding station 30.
In the utility model embodiment, in a ring, such as circular ring shape or side's annular, it is logical that center forms a heating to electromagnetic coil 10
Road, support frame 20 are located in the heating channel, and both ends should grow the both ends in the heating channel.The upper surface of material frame and support
The upper surface of frame 20 is parallel, and the upper surface of material frame is slightly above the upper surface of support frame 20, makes mold 90 in mold pusher
It can smoothly be slid into from material frame on support frame 20 under the promotion of structure, the upper surface of feeding station 30 is upper with support frame 20
Surface is located at same level, is equipped with glass pieces to be formed in mold 90.
The side of material frame is close to support frame 20, and the opposite side of the side is the side far from electromagnetic coil 10, this is separate
The side of electromagnetic coil 10 is equipped with mold delivery device, and mold delivery device includes fixing end and movable end, wherein fixing
End is fixed on material frame, and movable end is then towards the axial direction setting of electromagnetic coil 10, and its telescopic part is located at material frame
Top, pushed on the support frame 20 in electromagnetic coil 10 to cross material frame for the mold 90 on material frame, Yi Ji
Continue to push in feeding station 30 after the completion of the preheating of mold 90.Wherein, preferably, the movable end of mold delivery device uses
Heat-resisting material, such as aluminium oxide ceramics, graphite.
As depicted in figs. 1 and 2, it is preferable that material frame is placed perpendicular to support frame 20, along perpendicular to support frame on material frame
20 direction can place multiple molds 90 to be preheated simultaneously, meanwhile, settable feeding mechanical hand on material frame, for when previous
When mold 90 is pushed in electromagnetic coil 10 by mold delivery device, it is logical that its adjacent next mold 90 is moved to face heating
The position in road.
Power supply is connect with electromagnetic coil 10, provides the alternating current of high frequency or intermediate frequency for it, generates electromagnetic coil 10
The highdensity magnetic line of force, after conductor (mold 90) enters in electromagnetic coil 10, conductor then generates whirlpool under the action of the magnetic line of force
Stream, flows the free electron of conductor itself to generate heat in conductor.
Further include PLC controller, is connected with power supply, mold delivery device and above-mentioned feeding mechanical hand, effect
It is the working time point and row for regulating and controlling the opening and closing of supply current in workpiece warm, mold delivery device and feeding mechanical hand
Journey.
When work, mold 90 is pushed to the branch in electromagnetic coil 10 by the movable end of mold delivery device from material plate 40
On support 20 after reset retraction, mold 90 enter electromagnetic coil 10 in after electromagnetic coil 10 generate magnetic induction line under the action of,
Vortex is generated inside mold 90, by the joule heat effect rapidly heating moulds 90 of vortex, make glass pieces in mold 90 by
Thermoforming, after reaching normal temperature, the movable end of mold delivery device stretches out, and mold 90 is pushed to feeding from support frame 20
On station 30, to process in next step, mold 90 is automatically stopped fever when leaving electromagnetic coil 10.The utility model uses electromagnetism sense
The mode answered makes mold 90 itself generate heat, to keep the workpiece inside mold 90 heated, compared to utilization heating rod heating mould
90 and mold 90 to workpiece conduct heat by way of, the utility model reduces the thermal loss in heat transfer process, because
This reduces energy consumption, meanwhile, electromagnetic induction heating also has the advantages that be brought rapidly up, therefore shortens glass to a certain extent
The time of workpiece warm, therefore improve production efficiency.
In a preferred embodiment, as shown in Figure 1, electromagnetic coil 10 includes the first electromagnetic wire being set side by side in the axial direction
Circle 11 and second electromagnetic coil 12, power supply include the first power supply being connect with the first electromagnetic coil 11 and with the second electromagnetic wire
The second source of 12 connection of circle, the first electromagnetic coil 11 are used to mold 90 being heated to the first preheating temperature, the second electromagnetic coil
12 for being heated to the second preheating temperature for mold 90.
In the utility model embodiment, constituted channel is set side by side in the first electromagnetic coil 11 and the second electromagnetic coil 12
I.e. above-mentioned heating channel.When work, mold A is pushed in the first electromagnetic coil 11 by mold delivery device from material plate 40
Support frame 20 on and reset, when mold A is heated to the first preheating temperature, mold delivery device continues mold A to be pushed into
It on support frame 20 in two electromagnetic coils 12 and resets, starts to push next mold B into the first electromagnetic coil 11, to the mould
When tool B is heated to the first preheating temperature in the first electromagnetic coil 11, mold A at this time is heated to the second preheating temperature, at this time
Push mold B to support frame 20 in the second electromagnetic coil 12, at the same time, mold A mold B promotion lower slider to feeding
Station 30, mold delivery device resets at this time.The purpose that mold delivery device resets repeatedly during heating be reduce by
Heat, to prolong the service life, certain mold delivery device can not also reset repeatedly, and use non-conductor heat-resisting material
Movable end, during heating, movable end withstand the side of mold 90, until mold 90 is pushed to feeding station 30.
Wherein, as depicted in figs. 1 and 2, the structure of feeding station 30 can be consistent with support frame 20, including be oppositely arranged two
Strip supporting table, the sections of two strip supporting tables are in L row, and two interior angles are oppositely arranged, between the perpendicular side of two strip supporting tables away from
From be greater than 90 external dimensions of mold, and be less than electromagnetic coil 10 interior ring size.
In a preferred embodiment, the first preheating temperature is 400 DEG C -500 DEG C；Second preheating temperature is 700 DEG C -800 DEG C.
The temperature is primarily adapted for use in the process requirements of common mobile phone glass, in actual production, can pass through PLC according to actual needs
Controller sets the alternating current size of the first power supply and second source, thus the first electromagnetic coil 11 of setting and the second electromagnetic wire
The output power of circle 12, and then adjust the first preheating temperature and the second preheating temperature.
In a preferred embodiment, as shown in figures 1 and 3, mold delivery device includes push cylinder 51, push cylinder 51
Cylinder body and material plate 40 it is fixed, the piston rod of push cylinder 51 is located at the top of material plate 40, and the axis with electromagnetic coil 10
To being arranged in parallel.Wherein the difference in height between material plate 40 and support frame 20 is less than the thickness of template 90.One end of piston rod with
Cylinder body is flexibly connected, and the other end is located at the top of material plate 40, and piston rod is realized in the relative movement with cylinder to mould
Two functions of promotion and reset of tool 90.
In a preferred embodiment, as shown in figures 1 and 3, mold delivery device further includes positioned at 40 lower section of material plate
Delivery sheet 52 and feeding cylinder 53, delivery sheet 52 are located at the top of 10 inner support frame 20 of electromagnetic coil, the cylinder body of feeding cylinder 53
It is fixedly connected with material plate 40, the piston rod of feeding cylinder 53 is connect with delivery sheet 52, and the piston rod of feeding cylinder 53 and electricity
Magnetic coil 10 is arranged in an axially parallel mode.
In the present embodiment, the difference in height between material plate 40 and support frame 20 is greater than the thickness of delivery sheet 52, i.e. delivery sheet
52 upper surface is still lower than the upper surface of material plate 40.Feeding cylinder 53 is located at 40 lower section of material plate, the cylinder of feeding cylinder 53
Body is fixed fixed with material plate 40, and piston rod one end of feeding cylinder 53 is flexibly connected with cylinder body, and the other end and delivery sheet 52 connect
It connects, delivery sheet 52 is located at the top of support frame 20, below the mold 90 when mold 90 is located in electromagnetic coil 10, to work as mould
It is mobile that tool 90 is located at support mould 90 when in electromagnetic coil 10.
When work, mold A is first pushed to the delivery sheet in the first electromagnetic coil 11 by push cylinder 51 from material plate 40
On 52, when mold A is heated to the first preheating temperature, the first power supply stops working.Feeding cylinder 53 is started to work at this time, driving
Delivery sheet 52 is moved towards the second electromagnetic coil 12, while push cylinder 51 advances therewith, and mold A is transported to the second electromagnetic wire
Delivery sheet 52 bounces back after in circle 12, and mold A remains in the second electromagnetic coil 12 under the blocking of the piston rod of push cylinder 51
In, delivery sheet 52 bounces back in the first electromagnetic coil 11 at this time, and then, push cylinder 51 resets, and mold B is pushed to the first electricity
In magnetic coil 11, preheated on the delivery sheet 52 that is located at mold B in the first electromagnetic coil 11, when mold B is heated to first
When preheating temperature, mold A is also heated at the second preheating temperature, and mold B is continued to drive by push cylinder 51 and delivery sheet 52 at this time
Advance, feeds them into the second electromagnetic coil 12 and heated, at this point, mold A slides into feeding under the impetus of mold B
Station 30.Then, delivery sheet 52 is reset in the first electromagnetic coil 11.It is recycled with this.Delivery sheet 52 should be selected resistant to high temperature
Insulating materials, such as ceramic material.
In a preferred embodiment, mold delivery device further includes motor, lead screw, feed screw nut and push rod, and lead screw is along electricity
The axial setting of magnetic coil 10, motor is for driving the lead screw to rotate, and feed screw nut is sheathed on the lead screw, push rod and silk
The connection of thick stick nut.
In the present embodiment, when motor driven lead screw rotates, feed screw nut slides on lead screw, along the axial direction of electromagnetic coil 10
It slidably reciprocates, to drive the push rod being attached thereto mobile, push rod is used to that the mold 90 being located in electromagnetic coil 10 to be pushed to prop up
It is slided on support 20.
In a preferred embodiment, as shown in Fig. 2, mold preheating and transmission device further include pedestal 60 and shell 70, electricity
Magnetic coil 10, support frame 20, feeding station 30, material plate 40, mold delivery device are respectively positioned on 60 top of pedestal, and shell 70 is arranged
In 10 outside of electromagnetic coil, the side of shell 70 is offered for observing the form 71 inside shell 70.
Wherein, support frame 20, feeding station 30 and material plate 40 are fixed on 60 upper end of pedestal, electromagnetic coil by stabilizer blade
10 are looped around outside support frame 20, and mold delivery device is connected on material plate 40.Shell 70 is sheathed on outside electromagnetic coil 10, because
This, inside shell 70, feeding station 30, material plate 40 and mold delivery device are respectively positioned on outer for electromagnetic coil 10 and support frame 20
Outside shell 70, for shell 70 perpendicular to the axial unobstructed face in two sides of electromagnetic coil 10, shell 70 is parallel to electromagnetic coil 10
Axial one of two sides, are equipped with form 71, inspect the heated condition in shell 70 for staff.
In a preferred embodiment, as shown in figures 1 and 3, mold preheating and transmission device further include being set to shell 70
The material splitting cylinder 80 of top or side and the block connecting with the piston rod of material splitting cylinder 80, block are located inside shell 70, and
Between the first electromagnetic coil 11 and the second electromagnetic coil 12.
The side of shell 70 described in the present embodiment refers to that shell 70 is parallel to the axial two sides of electromagnetic coil 10
One of, which is not preferably located at same side with form 71.Material splitting cylinder 80 is preferably placed at the top of shell 70, just
In installation and maintenance.
When utility model works, mold A is pushed into the first electromagnetic coil 11 from band flitch by push cylinder 51
After preheated, at this time push cylinder 51 reset.After mold A is preheating to the first preheating temperature in the first electromagnetic coil 11,
First electromagnetic coil 11 stops working, and advance under the driving of feeding cylinder 53 station of delivery sheet 52 stops at this time, that is, will
Mold A is pushed in the second electromagnetic coil 12, and block is begun to decline under the driving of material splitting cylinder 80, at this time 53 band of feeding cylinder
The dynamic reset of delivery sheet 52 mold A, which is maintained in the second electromagnetic coil 12 under the blocking of block, not to be moved, when delivery sheet 52 is being sent
Expect after being resetted under the drive of cylinder 53, material splitting cylinder 80 drives block to rise, and then next piece of mold B is pushed by push cylinder 51
In first electromagnetic coil 11, start to preheat, after being preheated to the first preheating temperature, feeding cylinder 53 pushes delivery sheet 52 to advance one
Station, mold A reaches feeding station 30 under the promotion of mold B at this time, will have been subjected to the mould after two stations preheat after next mechanism
Tool A is moved to next machining area.At this point, material splitting cylinder 80 drives block decline, feeding cylinder 53 drives delivery sheet 52
It returning, under the action of block, mold B is stayed in the second electromagnetic coil 12, and so far one piece of mold 90 terminates by the preheating of two stations,
Hereafter it is recycled with this.
The utility model also proposes a kind of glass heat bender, including mold as described above preheating and transmission device.It is described
Mold preheating and transmission device be arranged on the rack as preheating station, before the forming station, glass pieces are being heated
Energy consumption in the process is lower, and efficiency is higher, and therefore, the utility model has the glass of mold as described above preheating and transmission device
Hot-bending machine has the bigger market competitiveness.
It is to be appreciated that the technical solution between each embodiment of the utility model can be combined with each other, but must be with
It, should when the combination of technical solution appearance is conflicting or cannot achieve based on those of ordinary skill in the art can be realized
Think that the combination of this technical solution is not present, also not within the scope of the requires of the utility model is protected.
Therefore above part for being only the utility model or preferred embodiment, either text or attached drawing cannot all limit
The range of the utility model protection processed is illustrated under all designs with one entirety of the utility model using the utility model
Equivalent structure transformation made by book and accompanying drawing content, or directly/be used in other related technical areas indirectly and be included in this
In the range of utility model protection.
Claims (9)
1. a kind of mold preheating and transmission device, which is characterized in that including electromagnetic coil, power supply, support frame, feeding work
Position, material plate, mold delivery device；
The power supply is connect with the electromagnetic coil, provides alternating current for the electromagnetic coil；
Support frame as described above is set in the heating channel that the electromagnetic coil is formed, and the feeding station is set to the electromagnetic wire
Axial side is enclosed, support frame as described above and feeding station are set side by side along the axial direction of the electromagnetic coil；
The material plate is located at the other side of the electromagnetic coil axial direction, for placing to preheated mold；
The mold delivery device is set to the side on the material plate far from the electromagnetic coil, for driving mold successively
The feeding station is moved to by the material plate, support frame.
2. mold preheating as described in claim 1 and transmission device, which is characterized in that the electromagnetic coil includes in the axial direction
The first electromagnetic coil and the second electromagnetic coil being set side by side, the power supply include connecting with first electromagnetic coil
First power supply and the second source connecting with second electromagnetic coil, first electromagnetic coil are used to for mold to be heated to the
One preset temperature, second electromagnetic coil are used to mold being heated to the second preset temperature.
3. mold as claimed in claim 2 preheating and transmission device, which is characterized in that first preset temperature is 400 DEG C-
500℃；Second preset temperature is 700 DEG C -800 DEG C.
4. mold preheating as claimed in claim 2 and transmission device, which is characterized in that the mold delivery device includes push
Cylinder, the cylinder body of the push cylinder are fixed with the material plate, and the piston rod of the push cylinder is located at the material plate
Top, and be arranged in an axially parallel mode with the electromagnetic coil.
5. mold preheating as claimed in claim 4 and transmission device, which is characterized in that the mold delivery device further includes position
Delivery sheet and feeding cylinder below the material plate, the delivery sheet are located at the top of support frame as described above, the feeding gas
The cylinder body of cylinder is fixedly connected with the material plate, and the piston rod of the feeding cylinder is connect with the delivery sheet, and the feeding
The piston rod of cylinder is arranged in an axially parallel mode with the electromagnetic coil.
6. mold preheating as claimed in claim 4 and transmission device, which is characterized in that the mold delivery device further includes electricity
Machine, lead screw, feed screw nut and push rod, along the axial direction setting of the electromagnetic coil, the motor is used to drive described the lead screw
Lead screw rotation, the feed screw nut are sheathed on the lead screw, and the push rod is connect with feed screw nut, for pushing mold to move
It is dynamic.
7. mold preheating as claimed in claim 5 and transmission device, which is characterized in that further include pedestal and shell, the electricity
Magnetic coil, support frame, feeding station, material plate and mold delivery device are respectively positioned on above the pedestal, and the casing is set to
On the outside of the electromagnetic coil, the side of the shell offers the form for observing the interior of shell.
8. mold preheating as claimed in claim 7 and transmission device, which is characterized in that further include being set to the cover top portion
Or the material splitting cylinder and the block that connect with the piston rod of the material splitting cylinder, the block of side are located in the shell portion,
And between first electromagnetic coil and second electromagnetic coil.
9. a kind of glass heat bender, which is characterized in that including the mold preheating and transmission as described in claim 1-8 any one
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820936934.XU CN208471888U (en) | 2018-06-15 | 2018-06-15 | Mold preheating and transmission device and glass heat bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820936934.XU CN208471888U (en) | 2018-06-15 | 2018-06-15 | Mold preheating and transmission device and glass heat bender |
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| Publication Number | Publication Date |
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| CN208471888U true CN208471888U (en) | 2019-02-05 |
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ID=65214144
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| CN201820936934.XU Active CN208471888U (en) | 2018-06-15 | 2018-06-15 | Mold preheating and transmission device and glass heat bender |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108609839A (en) * | 2018-06-15 | 2018-10-02 | 苏州市台群机械有限公司 | Mold preheating and transmission device and glass heat bender |
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2018
- 2018-06-15 CN CN201820936934.XU patent/CN208471888U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108609839A (en) * | 2018-06-15 | 2018-10-02 | 苏州市台群机械有限公司 | Mold preheating and transmission device and glass heat bender |
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