CN213947052U - A line shaft subassembly for silicon briquette single line clipper - Google Patents
A line shaft subassembly for silicon briquette single line clipper Download PDFInfo
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- CN213947052U CN213947052U CN202021664077.6U CN202021664077U CN213947052U CN 213947052 U CN213947052 U CN 213947052U CN 202021664077 U CN202021664077 U CN 202021664077U CN 213947052 U CN213947052 U CN 213947052U
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Abstract
The utility model belongs to silicon briquette single line clipper processing equipment's auxiliary assembly field, in particular to a line reel subassembly that is used for silicon briquette single line clipper. Comprises a line wheel bearing support, an angular contact ball bearing and a line wheel shaft; the support of the line bearing comprises a horizontal connecting plate and a support arranged at the lower part of the connecting plate, a through hole is arranged at the center of the connecting plate, and a cavity communicated with the through hole is arranged in the support; the shaft body of the axle passes through the through hole of the connecting plate and is arranged in the cavity of the support through an angular contact bearing, and a labyrinth seal is arranged between the axle head of the axle and the support; the outer wall of the shaft body of the spindle is step-shaped, a locking nut is arranged on the spindle below the angular contact ball bearing, and a gland is arranged at the bottom end of the support and used for fixing the angular contact ball bearing and the spindle of the spindle. The utility model provides a cycloid axle subassembly utilizes labyrinth seal structure and increases the gas circuit device, has avoided the silica flour cutting fluid to get into the inside bad problem of cycloid axle subassembly, has promoted equipment processing stability, has improved production efficiency.
Description
Technical Field
The utility model belongs to silicon briquette single line clipper processing equipment's auxiliary assembly field, in particular to a line reel subassembly that is used for silicon briquette single line clipper.
Background
Polycrystalline silicon is an important material for solar photovoltaic power generation. The polycrystalline ingot casting needs to be processed by procedures of squaring, cutting, grinding a plane, grinding a fillet, slicing and the like after being generated by a polycrystalline silicon ingot casting furnace, the polycrystalline all-in-one machine becomes an indispensable ring in the production and processing process of polycrystalline silicon, and the processing efficiency is also a key factor for improving the efficiency of the whole production chain.
At present, the country attaches great importance to the development and application of new energy sources, and invests a large amount of funds to support the photovoltaic industry, the equipment manufacturers entering at home already put forward an automatic production line of polycrystalline silicon, and a silicon block single-line cutting machine occupies a very important link in the production line and bears an important process of cutting.
In the traditional way, silicon block single line clipper is at the operation in-process, because the sealed effect of reel axle subassembly is poor, inside silicon powder cutting fluid got into reel axle subassembly at cutting process silicon powder, influenced the life of inner bearing, and then lead to the dead phenomenon of bearing card, simultaneously because the face runout and the radial runout of reel axle are poor, lead to the diamond wire at the broken string rate promotion of high-speed rotatory in-process diamond wire to influence equipment operating efficiency, seriously can influence the silicon block and cut the quality. The utility model discloses a set of reel subassembly has adopted one set of unique design method, utilizes labyrinth seal and air seal device, has avoided silica flour cutting fluid to get into the inside bad problem of reel subassembly, has promoted equipment processing stability, has improved production efficiency.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is, overcome not enough among the prior art, provide a line reel subassembly that is used for silicon piece single line clipper.
In order to solve the technical problem, the utility model discloses a solution is:
the utility model provides a be used for silicon piece single line clipper line axle subassembly, including line ball bearing support, angular contact ball bearing and line axle;
the support of the line bearing comprises a horizontal connecting plate and a support arranged at the lower part of the connecting plate, the center of the connecting plate is provided with a vent hole, and a cavity communicated with the through hole is arranged in the support;
the shaft body of the axle passes through the through hole of the connecting plate and is arranged in the cavity of the support through an angular contact bearing, and a labyrinth seal is arranged between the axle head of the axle and the support; the outer wall of the shaft body of the spindle is step-shaped, a locking nut is arranged on the spindle below the angular contact ball bearing, and a gland is arranged at the bottom end of the support and used for fixing the angular contact ball bearing and the spindle of the spindle.
As an improvement, the labyrinth seal specifically refers to: the outer wall of the shaft head of the line shaft is provided with a sealing groove, the inner wall of the cavity of the bearing support of the line shaft is provided with a sealing groove matched with the outer wall of the shaft head of the line shaft, and the two sealing grooves are matched in a single edge mode and the gap is 0.2 mm.
As an improvement, the side margin of the top of the support is provided with 2 threaded through holes in total, one is used for installing an air pipe device, and the other is used for discharging cutting fluid, so that the wire reel assembly can be conveniently ventilated to discharge the cutting fluid when in operation.
As an improvement, the supporting plate is square, and each corner of four corners of the supporting plate is respectively provided with 1 kidney-shaped hole for position adjustment when the reel bearing assembly is installed on an external machine body assembly.
As an improvement, when the bearing is installed in a bearing support of a line shaft, the depth of the end surface of the bearing support and the depth of the end surface of the bearing adopt interference fit with the depth of a step of a gland, so that an outer ring of the bearing is conveniently pressed, and the phenomenon of jumping of the line shaft in the high-speed rotating process is prevented.
As an improvement, the reel assembly is matched with a plurality of external machine body assemblies for use, and the diamond wire is operated.
As an improvement, the gland is a stepped flange, and the convex stepped part of the flange is arranged in the cavity.
Compared with the prior art, the utility model has the technical effects that:
the utility model provides a cycloid axle subassembly utilizes labyrinth seal structure and increases the gas circuit device, has avoided the silica flour cutting fluid to get into the inside bad problem of cycloid axle subassembly, has promoted equipment processing stability, has improved production efficiency.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of the present invention;
FIG. 3 is an enlarged view of a portion of the present labyrinth seal and vent;
fig. 4 is an isometric view of the present invention.
Reference numerals: 1-a support; 2-angular contact ball bearings; 3-line axis; 4-shaft sleeve; 5-pressing the cover; 6-flat end set screw; 7-locking the nut; 8-air vent.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in figures 1-2, the utility model provides a be used for silicon piece single line to cut off quick-witted line shaft subassembly, includes line bearing support 1, angular contact ball bearing 2 and line axle 3.
The support 1 of the line bearing comprises a horizontal connecting plate and a support arranged on the lower portion of the connecting plate, the support plate is square, and each corner of four corners of the support plate is provided with 1 waist-shaped hole for position adjustment when the line axle assembly is installed on an external machine body assembly. The center of the connecting plate is provided with a through hole, and the inside of the support is provided with a cavity communicated with the through hole.
The axle body of the line shaft 3 is sleeved with an axle sleeve 4, the axle sleeve passes through the through hole of the connecting plate and is arranged in the cavity of the support through an angular contact bearing, and a labyrinth seal is arranged between the axle head of the line shaft 3 and the support. The outer wall of the shaft body of the reel shaft 3 is step-shaped, a locking nut 7 is arranged on the reel shaft 3 below the angular contact ball bearing 2, a flat-end fastening screw 6 is arranged in the locking nut 7, the flat-end fastening screw 6 is made of copper as a standard outsourcing part, and 3 symmetrical distribution structures are arranged in the locking nut and used for fixing the locking nut 6 to prevent the screw thread from loosening.
The bottom end of the support is provided with a gland 5 for fixing the angular contact ball bearing 2 and the axle shaft 3. The gland 5 is a stepped flange, and the convex step part of the flange is arranged in the cavity. The support top surface lateral margin department is equipped with screw thread formula air vent 8, has and totally 2, and one is used for installing the trachea device, and one is used for the discharge of cutting fluid, ventilates it and discharges the cutting fluid when being convenient for line shaft 3 subassembly operation. The step depth of the gland 5 and the depth of the end surface of the bearing support 1 and the end surface of the bearing 2 adopt interference fit, so that the bearing outer ring is conveniently pressed, and the jumping phenomenon of the line shaft 3 in the high-speed rotating process is prevented.
The line shaft subassembly has and 3 total groups, distributes in the left side of outside fuselage subassembly, 2 about every group for silicon piece single line clipper buddha's warrior attendant line distributes and is the waist type, cooperates silicon piece single line clipper buddha's warrior attendant line to cut off the operation.
As shown in fig. 3, the labyrinth seal specifically refers to: the outer wall of the shaft head of the line shaft 3 is provided with a sealing groove, the inner wall of the cavity of the line bearing support 1 is provided with a sealing groove matched with the inner wall, the two sealing grooves are matched in a single side, and the gap is 0.2 mm. At high-speed rotatory in-process, inside cutting fluid can splash the bearing, at first through the isolated partly cutting fluid of labyrinth seal mode, after remaining cutting fluid gets into inside through labyrinth structure, the gas circuit structure of installing on the support can carry out the second and protect, and completely cut remaining cutting fluid to discharge through the hole of offside, thereby realize that double containment structure prevents the smear metal liquid progress.
Finally, it is to be noted that the above-mentioned embodiments are only specific embodiments of the present invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (6)
1. A line shaft assembly for a silicon block single-line cutting machine is characterized by comprising a line bearing support, an angular contact ball bearing and a line shaft; the support of the line bearing comprises a horizontal connecting plate and a support arranged at the lower part of the connecting plate, a through hole is arranged at the center of the connecting plate, and a cavity communicated with the through hole is arranged in the support;
the shaft body of the line shaft penetrates through the through hole of the connecting plate and is arranged in the cavity of the support through an angular contact bearing, and a labyrinth seal is formed between the shaft head of the line shaft and the support; the outer wall of the shaft body of the spindle is step-shaped, a locking nut is arranged on the spindle below the angular contact ball bearing, and a gland is arranged at the bottom end of the support and used for fixing the angular contact ball bearing and the spindle of the spindle.
2. The reel axle assembly of claim 1, wherein the labyrinth seal is specifically defined by: the outer wall of the shaft head of the line shaft is provided with a sealing groove, the inner wall of the cavity of the bearing support of the line shaft is provided with a sealing groove matched with the outer wall of the shaft head of the line shaft, and the two sealing grooves are matched in a single edge mode and the gap is 0.2 mm.
3. The reel axle assembly of claim 1, wherein the top side edge of the support is provided with 2 threaded air vents, one for mounting the air pipe device and one for discharging the cutting fluid, so that the reel axle assembly is conveniently ventilated to discharge the cutting fluid during operation.
4. The reel assembly of claim 1, wherein the connecting plate is square, and has 1 kidney-shaped hole at each of four corners for positional adjustment of the reel assembly when mounted on the outer body assembly.
5. The reel axle assembly of claim 1, wherein the gland is a stepped flange, the raised step portion of the flange fitting within the cavity.
6. The reel assembly of claim 1, wherein the reel assembly is used in combination with a plurality of external body assemblies to run diamond wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021664077.6U CN213947052U (en) | 2020-08-12 | 2020-08-12 | A line shaft subassembly for silicon briquette single line clipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021664077.6U CN213947052U (en) | 2020-08-12 | 2020-08-12 | A line shaft subassembly for silicon briquette single line clipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213947052U true CN213947052U (en) | 2021-08-13 |
Family
ID=77192257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021664077.6U Active CN213947052U (en) | 2020-08-12 | 2020-08-12 | A line shaft subassembly for silicon briquette single line clipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213947052U (en) |
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2020
- 2020-08-12 CN CN202021664077.6U patent/CN213947052U/en active Active
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