CN210103750U - Quartz glass annealing furnace - Google Patents
Quartz glass annealing furnace Download PDFInfo
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- CN210103750U CN210103750U CN201920597739.3U CN201920597739U CN210103750U CN 210103750 U CN210103750 U CN 210103750U CN 201920597739 U CN201920597739 U CN 201920597739U CN 210103750 U CN210103750 U CN 210103750U
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Abstract
A quartz glass annealing furnace comprises a frame, wherein a furnace bottom is arranged at the bottom in the frame, walking wheels are symmetrically arranged on the bottom surface of the furnace bottom, an upper furnace body is supported on the furnace bottom, a plurality of heating electrodes are uniformly distributed on the periphery in the upper furnace body, and the upper ends of the heating electrodes penetrate through a top plate of the upper furnace body and are mutually connected in parallel; a rotatable transmission shaft is arranged at the upper end of the frame along the length direction of the frame, one end of the transmission shaft is in transmission connection with a lifting motor arranged on the frame, two driving wheels are symmetrically arranged on the transmission shaft, guide chains meshed with the driving wheels are respectively bypassed on the two driving wheels, and one ends of the two guide chains are respectively connected to a top plate of the upper furnace body after being bypassed by the corresponding driving wheels; two guide wheels are symmetrically arranged on one side of the top surface of the frame, and the other ends of the two guide chains are respectively connected with a balance weight after being wound by the corresponding guide wheels. The beneficial effects are that: the annealing furnace is convenient to use, is particularly suitable for annealing large-size quartz glass, can improve the annealing uniformity of the quartz glass, and has high temperature rise speed and high working efficiency.
Description
Technical Field
The utility model relates to an annealing furnace, in particular to a quartz glass annealing furnace.
Background
During the production of the quartz glass product, more or less stresses are generated due to the process, and these stress defects can cause the quartz product to burst during the use process, which in turn reduces the service life of the quartz product. Therefore, the quartz glass article to be processed is required to be annealed to relieve the stress thereof. The existing quartz glass annealing furnace can only anneal small-specification products, and has slow temperature rise speed and low working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a convenient to use especially is fit for annealing to jumbo size quartz glass, can improve quartz glass annealing homogeneity, and the programming rate is fast, and work efficiency is high quartz glass annealing stove is provided.
The technical scheme of the utility model is that:
a quartz glass annealing furnace comprises a frame, wherein a furnace bottom is arranged at the bottom in the frame, walking wheels are symmetrically arranged on the bottom surface of the furnace bottom, an upper furnace body is supported on the furnace bottom, a plurality of heating electrodes are uniformly distributed on the periphery in the upper furnace body, and the upper ends of the heating electrodes penetrate through a top plate of the upper furnace body and are mutually connected in parallel;
a rotatable transmission shaft is arranged at the upper end of the frame along the length direction of the frame, one end of the transmission shaft is in transmission connection with a lifting motor arranged on the frame, two driving wheels are symmetrically arranged on the transmission shaft, guide chains meshed with the driving wheels are respectively bypassed on the two driving wheels, and one ends of the two guide chains are respectively connected to a top plate of the upper furnace body after being bypassed by the corresponding driving wheels;
two guide wheels are symmetrically arranged on one side of the top surface of the frame, the other ends of the two guide chains are respectively connected with a balance weight after being wound by the corresponding guide wheels, and the balance weight is higher than the upper furnace body in an initial state.
Preferably, four guide rods are symmetrically arranged on the machine frame at two sides of the upper furnace body, two slide blocks which are arranged up and down are respectively arranged at two sides of the upper furnace body corresponding to each guide rod, and the slide blocks are respectively sleeved on the guide rods through linear bearings.
More preferably, the furnace bottom is composed of a bottom plate and an insulating layer arranged on the bottom plate.
Preferably, the upper furnace body comprises a hollow shell with an opening on the bottom surface, and the inner wall of the shell is sequentially provided with a perlite layer, a heat-insulating cotton layer and a heat-insulating brick layer.
Preferably, the two sides and one end of the lower part in the frame are respectively provided with a positioning beam so as to realize the positioning of the furnace bottom.
More preferably, the lifting motor is a band-type motor.
The utility model has the advantages that: simple structure, convenient to use drive the transmission shaft rotation through elevator motor, and then drive and lead the chain operation and rise the upper furnace body, alright release the stove bottom and place the quartz glass article of treating annealing, especially be fit for annealing to jumbo size quartz glass, can improve quartz glass annealing homogeneity, the programming rate is fast, and work efficiency is high.
Drawings
Fig. 1 is a schematic structure of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a top view of fig. 1.
Detailed Description
As shown in fig. 1-3, the utility model relates to a quartz glass annealing furnace, which comprises a frame 1, wherein a furnace bottom is inserted into the bottom of the frame 1, the furnace bottom 6 is composed of a bottom plate 601 and a heat preservation layer 602 fixed on the bottom plate 601, and the heat preservation layer 602 is formed by stacking heat preservation bricks. Two pairs of walking wheels 5 are symmetrically arranged on the bottom surface of a bottom plate 601 of the furnace bottom 6, an upper furnace body 2 is supported on the furnace bottom 6, a plurality of U-shaped heating electrodes 7 are uniformly inserted into the periphery of the upper furnace body 2, and the upper ends of the heating electrodes 7 penetrate out of a top plate of the upper furnace body 2 respectively and are connected in parallel to a power supply.
Go up furnace body 2 and include that the bottom surface opening and appearance are the hollow shell 201 of cuboid, be equipped with pearlite layer 202, heat preservation cotton layer 203 and insulating brick layer 204 in proper order from outer to inner at the shell 201 inner wall to improve annealing heat preservation effect. The size of the opening on the bottom surface of the shell 201 is in clearance fit with the heat insulation layer 602 on the bottom plate 601, so that the upper furnace body 2 can be sleeved on the heat insulation layer 602 when falling down.
A rotatable transmission shaft 13 is installed at the upper end of the rack 1 along the length direction of the rack through two supports and bearings, one end of the transmission shaft 13 is in transmission connection with a lifting motor 11 installed on the rack 1, and the lifting motor 11 is a band-type brake motor. Two driving wheels 12 are symmetrically arranged on the transmission shaft 13 near the two ends thereof, the two driving wheels 12 respectively bypass the guide chains 10 meshed with the driving wheels 12, and one ends of the two guide chains 10 are respectively connected to the top plate of the upper furnace body 2 after being bypassed by the corresponding driving wheels 12. Two guide wheels 9 are symmetrically installed on one side, close to the top surface of the rack 1, of the rack through a support, the other ends of the two guide chains 10 are respectively connected with counterweights 8 after being wound by the corresponding guide wheels 9, and the counterweights are far higher than the upper furnace body 2 in an initial state.
Four guide rods 3 are symmetrically fixed on the two sides of the upper furnace body 2 on the frame 1, two slide blocks 4 which are arranged up and down are respectively fixed on the two sides of the upper furnace body 2 corresponding to each guide rod 3, and the slide blocks 4 are respectively sleeved on the corresponding guide rods 3 through linear bearings.
Positioning beams 101 are respectively welded on two sides and one end of the inner lower part of the frame 1 so as to realize the positioning when the furnace bottom 6 is pushed in.
When the furnace is used, the lifting motor is started, the guide chain is driven to run through the two driving wheels 12, the guide chain drives the upper furnace body 2 to rise and simultaneously balance the weight to descend, after the upper furnace body 2 rises to the highest position, the lifting motor is stopped, the furnace bottom 6 can be pulled out of the frame 1, the quartz glass product to be annealed can be directly placed at the original position, after the quartz glass product to be annealed is placed, the lifting motor is started to rotate reversely, the upper furnace body 2 is lowered, the heating electrode power supply is started, automatic control heating is carried out according to the annealing process, after the process flow is finished, the upper furnace body 2 is lifted, and the quartz product is taken.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. A quartz glass annealing furnace comprises a frame and is characterized in that: the bottom of the machine frame is provided with a furnace bottom, walking wheels are symmetrically arranged on the bottom surface of the furnace bottom, an upper furnace body is supported on the furnace bottom, a plurality of heating electrodes are uniformly distributed on the periphery in the upper furnace body, and the upper ends of the heating electrodes penetrate through a top plate of the upper furnace body and are mutually connected in parallel;
a rotatable transmission shaft is arranged at the upper end of the frame along the length direction of the frame, one end of the transmission shaft is in transmission connection with a lifting motor arranged on the frame, two driving wheels are symmetrically arranged on the transmission shaft, guide chains meshed with the driving wheels are respectively bypassed on the two driving wheels, and one ends of the two guide chains are respectively connected to a top plate of the upper furnace body after being bypassed by the corresponding driving wheels;
two guide wheels are symmetrically arranged on one side of the top surface of the frame, the other ends of the two guide chains are respectively connected with a balance weight after being wound by the corresponding guide wheels, and the balance weight is higher than the upper furnace body in an initial state.
2. The annealing furnace for quartz glass according to claim 1, wherein: four guide rods are symmetrically arranged on the machine frame at two sides of the upper furnace body, two slide blocks which are arranged up and down are respectively arranged at the two sides of the upper furnace body corresponding to each guide rod, and the slide blocks are respectively sleeved on the guide rods through linear bearings.
3. The annealing furnace for quartz glass according to claim 1, wherein: the furnace bottom consists of a bottom plate and a heat-insulating layer arranged on the bottom plate.
4. The annealing furnace for quartz glass according to claim 1 or 2, wherein: the upper furnace body comprises a hollow shell with an opening on the bottom surface, and a perlite layer, a heat insulation cotton layer and a heat insulation brick layer are sequentially arranged on the inner wall of the shell.
5. The annealing furnace for quartz glass according to claim 1 or 3, wherein: and positioning cross beams are respectively arranged at two sides and one end of the inner lower part of the machine frame so as to realize the positioning of the furnace bottom.
6. The annealing furnace for quartz glass according to claim 1, wherein: the lifting motor is a band-type brake motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920597739.3U CN210103750U (en) | 2019-04-28 | 2019-04-28 | Quartz glass annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920597739.3U CN210103750U (en) | 2019-04-28 | 2019-04-28 | Quartz glass annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210103750U true CN210103750U (en) | 2020-02-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920597739.3U Active CN210103750U (en) | 2019-04-28 | 2019-04-28 | Quartz glass annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210103750U (en) |
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2019
- 2019-04-28 CN CN201920597739.3U patent/CN210103750U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200821 Address after: 121000, Liaoning Jinzhou economic and Technological Development Zone Chaoyang Lu Lu, west of Kam Kam Street West Patentee after: JINZHOU NEW CENTURY QUARTZ GLASS Co.,Ltd. Address before: 121000 west side of Jingang Road, economic and Technological Development Zone, Jinzhou City, Liaoning Province Patentee before: Jinzhou Shida quartz billion new materials Limited by Share Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220606 Address after: 121007 6-2, Section 2, Heilongjiang Street, Binhai New Area, Jinzhou City, Liaoning Province Patentee after: Jinzhou Shicheng New Material Co.,Ltd. Address before: 121000 south of Chaoyang Road and west of Jingang street, economic and Technological Development Zone, Jinzhou City, Liaoning Province Patentee before: JINZHOU NEW CENTURY QUARTZ GLASS Co.,Ltd. |
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| TR01 | Transfer of patent right |