CN211517125U - Loose pulley for quartz wafer production - Google Patents
Loose pulley for quartz wafer production Download PDFInfo
- Publication number
- CN211517125U CN211517125U CN202020067101.1U CN202020067101U CN211517125U CN 211517125 U CN211517125 U CN 211517125U CN 202020067101 U CN202020067101 U CN 202020067101U CN 211517125 U CN211517125 U CN 211517125U
- Authority
- CN
- China
- Prior art keywords
- loose pulley
- hole
- pulley body
- fixing ring
- quartz wafer
- 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.)
- Expired - Fee Related
Links
- 239000010453 quartz Substances 0.000 title claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 30
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 229910052755 nonmetal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 7
- 230000007423 decrease Effects 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 11
- -1 polytetrafluoroethylene Polymers 0.000 description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Pulleys (AREA)
Abstract
The utility model belongs to the field of quartz wafer production instruments, and particularly discloses a loose pulley for quartz wafer production, which comprises a loose pulley body and a reinforcing structure, wherein the loose pulley body is circular, a circular plane of the loose pulley body is provided with a mounting hole, and the outer peripheral surface of the loose pulley body is provided with a reinforcing ring; the mounting hole is arranged in the middle of the loose pulley body and provided with a fixing ring, a reinforcing structure is arranged between the fixing ring and the reinforcing ring, and the reinforcing structure comprises a first supporting rib and a second supporting rib; the first support ribs are provided with six and distributed along the circumference of the fixing ring, one end, far away from the fixing ring, of each first support rib is connected with the reinforcing ring, and two adjacent first support ribs are connected through the second support rib; the reinforcing structure is in a regular hexagon shape and divides the circular plane of the loose pulley body into a plurality of workpiece areas. The utility model discloses non-deformable is difficult for breaking, avoids colliding with the work piece when taking place to collide with and decreases the work piece, can promote the overall stability of wandering star wheel simultaneously.
Description
Technical Field
The utility model relates to a quartz wafer production apparatus field specifically is a loose pulley is used in quartz wafer production.
Background
Quartz crystal is the largest crystal material in use in the world at present, and electronic components manufactured by utilizing the physical characteristics of the crystal itself are widely applied to the fields of digital circuits, electronic products and communication equipment because the stability characteristics of the crystal at the frequency end are used as frequency reference or frequency source. In order to comply with the requirement of frequency resonance generation during the manufacture of crystal products, the processing of quartz wafers, particularly the processing of the thickness of the quartz wafers, becomes an indispensable procedure, the loose pulley in the grinding and polishing processing device is used for driving the quartz wafers to run, and the quartz wafers are continuously extruded and worn in the grinding disc surface through the pressure of the mechanical upper disc surface and the mechanical lower disc surface on the grinding and polishing equipment, and finally generate deformation to meet the thickness requirement, so that the loose pulley becomes an important indispensable component for the thickness process processing and the deformation of the quartz wafers.
The existing loose pulley has low strength and is unstable in high-speed operation, and simultaneously, the loose pulley easily impacts a workpiece in the process of processing the workpiece to cause workpiece damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a loose pulley is used in quartz wafer production to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a loose pulley for quartz wafer production comprises a loose pulley body and a reinforcing structure, wherein the loose pulley body is circular, a circular plane of the loose pulley body is provided with a mounting hole, the outer peripheral surface of the loose pulley body is provided with a reinforcing ring, and the outer peripheral surface of the reinforcing ring is provided with gear teeth; the mounting hole is arranged in the middle of the loose pulley body and provided with a fixing ring, a reinforcing structure is arranged between the fixing ring and the reinforcing ring, and the reinforcing structure comprises a first supporting rib and a second supporting rib; the first support ribs are provided with six and distributed along the circumference of the fixing ring, one end, far away from the fixing ring, of each first support rib is connected with the reinforcing ring, and two adjacent first support ribs are connected through the second support rib; the reinforcing structure is in a regular hexagon shape and divides the circular plane of the free pulley body into a plurality of workpiece areas, and each workpiece area is internally provided with a first through hole and a second through hole.
Preferably, the first through hole is square, a sub-wheel is installed in the first through hole, a workpiece hole is formed in the sub-wheel, and a non-metal layer is coated in the workpiece hole. The non-metal layer is a polytetrafluoroethylene layer which has the characteristics of wear resistance, corrosion resistance, heat resistance and low temperature resistance.
Preferably, the second through hole is circular and is correspondingly matched with the first through hole.
Preferably, the pleasure boat body is a metal wheel disc, and the metal wheel disc is a blue steel wheel disc or stainless steel.
Preferably, the workpiece hole corners are provided with anti-collision grooves, the anti-collision grooves are formed in the two adjacent straight edge intersection corners of the workpiece hole, and the anti-collision grooves are arc-shaped.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a loose pulley body is the metal rim plate, has guaranteed the bulk strength of loose pulley wheel, has reduced the loss speed of the teeth of a cogwheel, non-deformable is difficult for breaking, through in the work piece downthehole coating nonmetal layer, the nonmetal layer is the polytetrafluoroethylene layer, the polytetrafluoroethylene layer can avoid colliding with when colliding with the work piece and damaging the work piece, cooperates simultaneously and prevents the groove of colliding with and makes the top of work piece not contact with the loose pulley; through set up the beaded finish at the external periphery of loose pulley to set up solid fixed ring in it, gu the additional strengthening between fixed ring and the beaded finish can increase the stability of loose pulley periphery and internal week, and then promote the overall stability of loose pulley.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the workpiece hole of the present invention.
In the figure: 1. a loose pulley body; 2. mounting holes; 3. a reinforcement ring; 4. a fixing ring; 5. a first support rib; 6. a second support rib; 7. a first through hole; 8. a workpiece hole; 81. a knock prevention groove; 9. a second via.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a loose pulley for quartz wafer production comprises a loose pulley body 1 and a reinforcing structure, wherein the loose pulley body 1 is circular, a mounting hole 2 is formed in the circular plane of the loose pulley body 1, a reinforcing ring 3 is mounted on the outer peripheral surface of the loose pulley body 1, and gear teeth are arranged on the outer peripheral surface of the reinforcing ring 3; the mounting hole 2 is arranged in the middle of the loose pulley body 1 and provided with a fixing ring 4, a reinforcing structure is arranged between the fixing ring 4 and the reinforcing ring 3, and the reinforcing structure comprises a first supporting rib 5 and a second supporting rib 6; the first support ribs 5 are provided with six and distributed along the circumference of the fixing ring 4, one end, far away from the fixing ring 4, of each first support rib 5 is connected with the reinforcing ring 3, and two adjacent first support ribs 5 are connected through the second support rib 6; the reinforcing structure is in a regular hexagon shape and divides the circular plane of the free wheel body 1 into a plurality of workpiece areas, and each workpiece area is internally provided with a first through hole 7 and a second through hole 9.
In the present embodiment, the first through hole 7 is square, a sub-wheel is installed in the first through hole 7, a workpiece hole 8 is formed in the sub-wheel, and a non-metal layer is coated in the workpiece hole 8. The non-metal layer is a polytetrafluoroethylene layer which has the characteristics of wear resistance, corrosion resistance, heat resistance and low temperature resistance.
In this embodiment, the second through hole 9 has a circular shape, and the second through hole 9 is correspondingly matched with the first through hole 7.
In this embodiment, the loose pulley body 1 is a metal wheel disc, and the metal wheel disc is a blue steel wheel disc or stainless steel.
In this embodiment, the corner of the workpiece hole 8 is provided with the anti-collision groove 81, the anti-collision groove 81 is arranged at the intersection of two adjacent straight edges of the workpiece hole 8, and the anti-collision groove 81 is arc-shaped.
The utility model discloses a loose pulley body 1 is the metal rim plate, has guaranteed the bulk strength of loose pulley wheel, has reduced the loss speed of the teeth of a cogwheel, non-deformable is difficult for breaking, through coating the nonmetal layer in work piece hole 8, the nonmetal layer is the polytetrafluoroethylene layer, the polytetrafluoroethylene layer can avoid colliding with when colliding with the work piece and damaging the work piece, cooperates simultaneously and prevents colliding with groove 81 and make the top of work piece not contact with the loose pulley; through set up the beaded finish 3 in loose pulley body 1 periphery to set up solid fixed ring 4 in it, gu fixed ring 4 and the additional strengthening between 3 can increase the stability of loose star wheel periphery and interior week, and then promote the overall stability of loose star wheel.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The loose pulley for quartz wafer production is characterized by comprising a loose pulley body (1) and a reinforcing structure, wherein the loose pulley body (1) is circular, a mounting hole (2) is formed in the circular plane of the loose pulley body, and a reinforcing ring (3) is mounted on the outer peripheral surface of the loose pulley body (1); the mounting hole (2) is arranged in the middle of the loose pulley body (1), a fixing ring (4) is arranged on the mounting hole, a reinforcing structure is arranged between the fixing ring (4) and the reinforcing ring (3), and the reinforcing structure comprises a first supporting rib (5) and a second supporting rib (6); the first support ribs (5) are provided with six and distributed along the circumference of the fixing ring (4), one end, far away from the fixing ring (4), of each first support rib (5) is connected with the reinforcing ring (3), and two adjacent first support ribs (5) are connected through the second support rib (6); the reinforcing structure is in a regular hexagon shape and divides the circular plane of the free wheel body (1) into a plurality of workpiece areas, and each workpiece area is internally provided with a first through hole (7) and a second through hole (9).
2. A loose pulley for quartz wafer production according to claim 1, wherein: the first through hole (7) is square, a sub-wheel is installed in the first through hole (7), a workpiece hole (8) is formed in the sub-wheel, and a non-metal layer is coated in the workpiece hole (8).
3. A loose pulley for quartz wafer production according to claim 1, wherein: the second through hole (9) is circular, and the second through hole (9) is correspondingly matched with the first through hole (7).
4. A loose pulley for quartz wafer production according to claim 1, wherein: the loose pulley body (1) is a metal wheel disc.
5. A loose pulley for quartz wafer production according to claim 2, characterized in that: the anti-collision device is characterized in that anti-collision grooves (81) are formed in corners of the workpiece hole (8), the anti-collision grooves (81) are formed in two adjacent straight edge corners of the workpiece hole (8), and the anti-collision grooves (81) are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020067101.1U CN211517125U (en) | 2020-01-13 | 2020-01-13 | Loose pulley for quartz wafer production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020067101.1U CN211517125U (en) | 2020-01-13 | 2020-01-13 | Loose pulley for quartz wafer production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211517125U true CN211517125U (en) | 2020-09-18 |
Family
ID=72469029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020067101.1U Expired - Fee Related CN211517125U (en) | 2020-01-13 | 2020-01-13 | Loose pulley for quartz wafer production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211517125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510614A (en) * | 2021-08-03 | 2021-10-19 | 菲特晶(南京)电子有限公司 | Two-sided grinding machine trip wheel structure |
-
2020
- 2020-01-13 CN CN202020067101.1U patent/CN211517125U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510614A (en) * | 2021-08-03 | 2021-10-19 | 菲特晶(南京)电子有限公司 | Two-sided grinding machine trip wheel structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 |