CN220132402U - Guiding positioning device - Google Patents
Guiding positioning device Download PDFInfo
- Publication number
- CN220132402U CN220132402U CN202321623494.XU CN202321623494U CN220132402U CN 220132402 U CN220132402 U CN 220132402U CN 202321623494 U CN202321623494 U CN 202321623494U CN 220132402 U CN220132402 U CN 220132402U
- Authority
- CN
- China
- Prior art keywords
- guide
- water
- screen assembly
- positioning device
- cooling screen
- 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.)
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Links
- 238000001816 cooling Methods 0.000 claims abstract description 49
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 239000013078 crystal Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The utility model provides a guiding and positioning device, and relates to the technical field of single crystal furnaces. The utility model comprises an auxiliary chamber, wherein a water-cooling screen assembly is arranged in the auxiliary chamber, a plurality of guide rods are vertically arranged in the auxiliary chamber beside the water-cooling screen assembly, a plurality of guide wheels are rotatably arranged on the water-cooling screen assembly, a plurality of guide blocks are arranged on the water-cooling screen assembly, the number and the positions of the guide wheels and the guide blocks correspond to those of the guide rods, wheel grooves in rolling contact with the guide rods are formed in the guide wheels, and guide grooves in sliding contact with the guide rods are formed in the guide blocks. The utility model has simple structure, convenient manufacture and low cost, guides the lifting of the water-cooling screen assembly, positions the water-cooling screen assembly, avoids the inclination or the position deviation of the water-cooling screen assembly after the lifting and the falling, and prevents the seed crystal from being deviated after passing through the water-cooling screen assembly.
Description
Technical Field
The utility model relates to the technical field of single crystal furnaces, in particular to a guiding and positioning device.
Background
The silicon core used in the photovoltaic market is a polycrystalline round rod produced by a CZ method (Czochralski method), and can be processed into a square silicon core by cutting and annealing, wherein powder (an external product) produced by a silicon material factory is adopted for drawing, and the silicon rod is pressed on a square wire net formed by crossing diamond wires by a diamond tool cutting method, so that the silicon rod is cut into a slender silicon core. The method has the defects of multiple working procedures, large equipment investment and long production period. At present, the round silicon core can be directly drawn through the seed crystal clamping device, the furnace can be put into use without cutting or pickling, the flow is simple, and the production is efficient.
In the prior art, the water-cooled screen assembly needs to be lifted to be adjusted to a proper position before seeding. However, during the lifting process of the water-cooled screen assembly, inclination or position deviation may occur, so that when the seed crystal clamping device is lifted through the water-cooled screen assembly, the position deviation of the seed crystal affects the drawing of the silicon core.
Disclosure of Invention
The utility model aims to develop a guiding and positioning device for guiding and positioning the lifting of a water-cooling screen assembly and avoiding the inclination or the deviation of the water-cooling screen assembly.
The utility model is realized by the following technical scheme:
a guiding and positioning device, comprising:
a sub-chamber;
the water cooling screen assembly is arranged in the auxiliary chamber;
the guide rods are vertically arranged in the auxiliary chamber beside the water cooling screen assembly;
the guide wheels are rotationally arranged on the water-cooling screen assembly;
the guide blocks are arranged on the water cooling screen assembly;
the number and the positions of the guide wheels and the guide blocks correspond to those of the guide rods, the guide wheels are provided with wheel grooves in rolling contact with the guide rods, and the guide blocks are provided with guide grooves in sliding contact with the guide rods.
Optionally, the water-cooling screen subassembly includes upper seat body and the lower pedestal that sets up from top to bottom, upper seat body and lower pedestal are inside all to have the jacket layer, be equipped with a plurality of water-cooling pipes between upper seat body and the lower pedestal, the water-cooling pipe is with the jacket layer intercommunication of upper seat body and lower pedestal, be equipped with a plurality of cooling holes that are in coaxial state on upper seat body and the lower pedestal.
Optionally, the guide wheel rotates and locates on the outer wall of last pedestal, the guide block is located on upper pedestal and the lower pedestal outer wall.
Optionally, the top and bottom of the guide rod are respectively provided with a support connected with the inner wall of the auxiliary chamber.
Optionally, polytetrafluoroethylene coatings are arranged in the wheel grooves and the guide grooves.
Optionally, the guide groove is arc-shaped and the inner diameter is matched with the guide rod.
Optionally, a connecting component is arranged between the guide block and the water cooling screen component.
Optionally, coupling assembling is including connecting block, mounting panel and the fagging of connecting in order, the fagging is connected with the guide block, correspond the position on the water-cooling screen subassembly be equipped with connecting block, mounting panel complex spread groove and mounting groove, mounting panel and mounting groove bolted connection.
Optionally, the fagging level sets up, the mounting panel is vertical to be set up, the connecting block is quadrangular frustum pyramid form and the great one end of size is connected with the mounting panel, the shape and the connecting block adaptation of spread groove.
Optionally, fagging top and bottom all are equipped with the structure reinforcement, the structure reinforcement is connected with guide block and mounting panel, the structure reinforcement includes a plurality of cross plates that are parallel to each other set up in fagging top surface and bottom surface, the cross plate is vertical to be set up and be perpendicular with the mounting panel, the cross plate both ends are connected with mounting panel and guide block respectively, fagging top surface and bottom surface are still vertical to be equipped with a plurality of risers that are parallel to each other and are connected perpendicularly with the cross plate.
The beneficial effects of the utility model are as follows:
the utility model has simple structure, convenient manufacture and low cost, guides the lifting of the water-cooling screen assembly, positions the water-cooling screen assembly, avoids the inclination or the position deviation of the water-cooling screen assembly after the lifting, prevents the seed crystal from deviation after passing through the water-cooling screen assembly, and the connecting assembly is convenient for the assembly and the disassembly of the guide block, improves the connection stability of the guide block and the upper seat body and the lower seat body, and prolongs the service life of the guide block.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a diagram of a guide block configuration;
fig. 3 is a top view of fig. 2.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those skilled in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the utility model and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model discloses a guiding and positioning device, which comprises a water-cooling screen assembly 4 arranged in a secondary chamber 1 of a single crystal furnace, wherein the water-cooling screen assembly 4 can vertically lift in the secondary chamber 1, and an electric screw rod for driving the water-cooling screen assembly 4 to lift is arranged outside the secondary chamber 1.
The water-cooling screen assembly 4 comprises an upper seat 41 and a lower seat 42 which are arranged up and down, wherein jacket layers are arranged in the upper seat 41 and the lower seat 42, a plurality of water-cooling pipes 43 are arranged between the upper seat 41 and the lower seat 42, the water-cooling pipes 43 are communicated with the jacket layers of the upper seat 41 and the lower seat 42, and cooling holes which are in a coaxial state and used for the seed crystal to pass through are arranged on the upper seat 41 and the lower seat 42.
Two guide rods 2 are vertically arranged in the auxiliary chamber 1, the two guide rods 2 are both positioned at the position close to the inner wall of the auxiliary chamber 1, the top end and the bottom end of each guide rod 2 are respectively provided with a support 3 connected with the inner wall of the auxiliary chamber 1, and the guide rods 2 are fixed through the supports 3.
The water-cooling screen assembly 4 is lifted between two ends of the guide rod 2, two guide wheels 5 with positions corresponding to the guide rod 2 are rotatably arranged on the outer wall of the upper seat 41 of the water-cooling screen assembly 4, the guide wheels 5 are vertically arranged, and the two guide wheels 5 are in rolling contact with the two guide rods 2 respectively. The circumference outer wall of the guide wheel 5 is provided with a wheel groove with a circular arc-shaped section, the size of the wheel groove is matched with the guide rod 2, and the wheel groove of the guide wheel 5 is in rolling contact with the guide rod 2.
Two guide blocks 6 corresponding to the guide rods in position are arranged on the outer wall of the upper seat 41 and the outer wall of the lower seat 42 below the guide wheel 5, and the guide blocks 6 are in sliding contact with the guide rods 2. The guide block 6 is semicircular and axially vertical, the inner arc side of the guide block 6 is a circular arc-shaped guide groove, the inner diameter of the guide groove is matched with the guide rod 2, and the guide groove is in sliding contact with the guide rod 2.
The surface of the guide rod 2 is subjected to mirror polishing, polytetrafluoroethylene is sprayed in the wheel groove and the guide groove, and friction force among the guide wheel 5, the guide block 6 and the guide rod 2 is reduced.
The guide block 6 is provided with a connecting component 7 between the outer walls of the upper seat 41 and the lower seat 42, and the guide block 6 is detachably connected with the upper seat 41 and the lower seat 42 through the connecting component 7.
The connecting assembly 7 comprises a supporting plate 71 horizontally arranged on the outer arc side of the guide block 6, a vertically arranged mounting plate 73 is connected to the end portion, far away from the guide block 6, of the supporting plate 71, a connecting block 74 is arranged on the side wall, far away from the supporting plate 71, of the mounting plate 73, mounting grooves and connecting grooves 75 matched with the mounting plate 73 and the connecting block 74 are formed in corresponding positions on the outer walls of the upper seat 41 and the lower seat 42, screw holes corresponding to the two positions are formed in the mounting plate 73 and the mounting grooves respectively, and the mounting plate 73 is connected with the mounting grooves through screw holes in a bolt mode. The connection block 74 is quadrangular frustum pyramid-shaped, and one end with a larger size is connected with the mounting plate 73, and the shape of the connection groove 75 is adapted to the connection block 74.
When the guide block 6 is connected with the upper seat 41 or the lower seat 42, the connecting block 74 is inserted into the connecting groove 75, and the outer wall of the connecting block 74 is contacted with the inner wall of the connecting groove 75 and tightly propped against the inner wall; the mounting plate 73 is clamped into the mounting groove, and the mounting plate 73 is fixedly connected with the mounting groove through bolts. The guide block 6 is mainly fixed by inserting the connecting block 74 into the connecting groove 75, the connecting block 74 can only slide outwards in the connecting groove 75, and the connecting block 74 cannot be subjected to a force in the direction of sliding away from the connecting groove 75 in the sliding process of the guide block 6 on the guide rod 2, so that the connecting block 74 is prevented from sliding out of the connecting groove 75 by fixing the two bolts.
The top and bottom of the stay plate 71 are provided with structural reinforcement members 72, and the structural reinforcement members 72 are connected with the guide block 6 and the mounting plate 73. The structural reinforcement 72 includes a plurality of cross plates 721 disposed in parallel to each other on the top and bottom surfaces of the stay plate 71, the cross plates 721 being disposed vertically and perpendicular to the mounting plate 73, both ends of the cross plates 721 being connected to the mounting plate 73 and the guide block 6, respectively; the structural reinforcement 72 further includes a plurality of vertical plates 722 disposed parallel to each other on the top and bottom surfaces of the stay plate 71, the vertical plates 722 being disposed vertically and parallel to the mounting plate 73, the plurality of vertical plates 722 being respectively connected to the plurality of transverse plates 721. The structural reinforcement 72 is formed by connecting a plurality of cross plates 721 and vertical plates 722 in a staggered manner, has a light weight and a simple structure, and is used for enhancing the structural stability among the guide block 6, the supporting plate 71 and the mounting plate 73 and avoiding the deformation of the supporting plate 71 and the guide block 6.
When the water-cooling screen assembly 4 is lifted or static in the auxiliary chamber 1, the guide blocks 6 and the guide wheels 5 are kept in sliding contact with the guide rods 2, positioning and sliding guiding of the water-cooling screen assembly 4 are realized, and inclination or position deviation of the water-cooling screen assembly 4 in lifting is avoided.
The utility model has simple structure, convenient manufacture and low cost, guides the lifting of the water-cooling screen assembly 4, positions the water-cooling screen assembly 4, avoids the inclination or the position deviation of the water-cooling screen assembly 4 after the lifting, prevents the seed crystal from deviating after passing through the water-cooling screen assembly 4, and the connecting assembly 7 is convenient for the assembly and disassembly of the guide block 6, improves the connection stability of the guide block 6 with the upper seat 41 and the lower seat 42 and prolongs the service life of the guide block 6.
The above embodiments are only preferred embodiments of the present utility model, and are not limiting to the technical solutions of the present utility model, and any technical solution that can be implemented on the basis of the above embodiments without inventive effort should be considered as falling within the scope of protection of the patent claims of the present utility model.
Claims (10)
1. A guiding and positioning device, comprising:
a sub-chamber;
the water cooling screen assembly is arranged in the auxiliary chamber;
the guide rods are vertically arranged in the auxiliary chamber beside the water cooling screen assembly;
the guide wheels are rotationally arranged on the water-cooling screen assembly;
the guide blocks are arranged on the water cooling screen assembly;
the number and the positions of the guide wheels and the guide blocks correspond to those of the guide rods, the guide wheels are provided with wheel grooves in rolling contact with the guide rods, and the guide blocks are provided with guide grooves in sliding contact with the guide rods.
2. The guiding and positioning device according to claim 1, wherein the water-cooling screen assembly comprises an upper seat body and a lower seat body which are arranged up and down, jacket layers are arranged inside the upper seat body and the lower seat body, a plurality of water-cooling pipes are arranged between the upper seat body and the lower seat body, the water-cooling pipes are communicated with the jacket layers of the upper seat body and the lower seat body, and a plurality of cooling holes in a coaxial state are arranged on the upper seat body and the lower seat body.
3. The guide positioning device according to claim 2, wherein the guide wheel is rotatably arranged on the outer wall of the upper base, and the guide block is arranged on the outer walls of the upper base and the lower base.
4. The guide positioning device according to claim 1, wherein the guide rod is provided with a support connected to the inner wall of the sub chamber at the top end and the bottom end thereof, respectively.
5. The guide positioning device according to claim 1, wherein polytetrafluoroethylene coating is arranged in the wheel groove and the guide groove.
6. The guide positioning device of claim 1, wherein the guide slot is circular arc shaped and has an inner diameter that matches the guide rod.
7. The guide positioning device according to claim 1, wherein a connecting assembly is provided between the guide block and the water-cooled screen assembly.
8. The guiding and positioning device according to claim 7, wherein the connecting assembly comprises a connecting block, a mounting plate and a supporting plate which are sequentially connected, the supporting plate is connected with the guiding block, a connecting groove and a mounting groove which are matched with the connecting block and the mounting plate are formed in corresponding positions on the water-cooling screen assembly, and the mounting plate is connected with the mounting groove through bolts.
9. The guide positioning device according to claim 8, wherein the supporting plate is horizontally arranged, the mounting plate is vertically arranged, the connecting block is in a quadrangular frustum pyramid shape, one end with a larger size is connected with the mounting plate, and the shape of the connecting groove is matched with the connecting block.
10. The guiding and positioning device according to claim 9, wherein the top and bottom of the supporting plate are respectively provided with a structural reinforcement, the structural reinforcement is connected with the guiding block and the mounting plate, the structural reinforcement comprises a plurality of transverse plates which are arranged on the top and bottom surfaces of the supporting plate in parallel, the transverse plates are vertically arranged and are perpendicular to the mounting plate, two ends of each transverse plate are respectively connected with the mounting plate and the guiding block, and the top and bottom surfaces of the supporting plate are also vertically provided with a plurality of vertical plates which are parallel to each other and are vertically connected with the transverse plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623494.XU CN220132402U (en) | 2023-06-26 | 2023-06-26 | Guiding positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623494.XU CN220132402U (en) | 2023-06-26 | 2023-06-26 | Guiding positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220132402U true CN220132402U (en) | 2023-12-05 |
Family
ID=88950126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321623494.XU Active CN220132402U (en) | 2023-06-26 | 2023-06-26 | Guiding positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220132402U (en) |
-
2023
- 2023-06-26 CN CN202321623494.XU patent/CN220132402U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |