CN217728249U - Single crystal circulation material auxiliary fixtures that polishes - Google Patents
Single crystal circulation material auxiliary fixtures that polishes Download PDFInfo
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- CN217728249U CN217728249U CN202123386210.3U CN202123386210U CN217728249U CN 217728249 U CN217728249 U CN 217728249U CN 202123386210 U CN202123386210 U CN 202123386210U CN 217728249 U CN217728249 U CN 217728249U
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Abstract
The utility model discloses a single crystal circulating material polishing auxiliary tool, which comprises a base and a pressing block, wherein the base and the pressing block are vertically arranged, the two ends of the pressing block are respectively provided with a connecting part in a downward extending way, the width of the base is smaller than that of the pressing block, the connecting parts are arranged at the two sides of the base, and the pressing block is sleeved above the base through the connecting parts; the base is movably connected with the pressing block, semicircular through holes with the same diameter are respectively arranged at the corresponding positions of the bottom of the pressing block and the top of the base, the forward sections of the semicircular through holes are semicircular, the two semicircular through holes are oppositely arranged, the forward sections of the two semicircular through holes are circular, and the conical silicon material is clamped in the circular through holes. The utility model discloses can directly place and operate at the platform of polishing, can realize that the hand contactless carries silicon material such as shoulder, tails, carry the sediment directly to polish through the fixed toper silicon material of briquetting, the in-process of polishing, has stopped the operation potential safety hazard of polishing.
Description
Technical Field
The utility model relates to a silicon material field of polishing, especially a single crystal circulation material auxiliary fixtures that polishes.
Background
The photovoltaic equipment industry exists as a support industry of the photovoltaic industry, china is the biggest world producing country of solar batteries, and the development of the solar battery industry drives the overall growth of the photovoltaic industry, so that the photovoltaic equipment industry of China is promoted. And by means of abundant technical experience accumulation in the field of semiconductor equipment manufacturing, enterprises in China quickly break through the field of photovoltaic equipment. The single crystal rod can generate cycle materials such as shoulder-lifting, tailing, slag-lifting and the like after being classified and cut according to the quality requirement, the surface of the part of silicon material has more colored oxidation spots, the surface of the part of silicon material is difficult to be directly treated by the conventional acid washing process, and the surface colored spots can be acid washed only after being polished. The shoulder, the tailing and the slag are conical, and the tip of the shoulder, the tailing and the slag faces downwards during polishing. The existing operation method is that one hand holds the silicon material, and the other hand holds the polishing machine for polishing. The existing operation method also has the following defects:
1. the silicon material is held by one hand, and the polishing machine is held by the other hand for polishing, so that the technical difficulty is high, and the polishing efficiency is low.
2. In the prior art, potential safety hazards are easy to occur due to single-hand operation.
3. The manpower consumption is large, and the batch operation is not facilitated.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, and provide a single crystal circulation material auxiliary fixtures that polishes, this auxiliary fixtures centre gripping silicon material of polishing has reduced the danger coefficient at the in-process of polishing.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the single crystal circulating material polishing auxiliary tool comprises a base and a pressing block, wherein the base and the pressing block are vertically arranged, two ends of the pressing block respectively extend downwards to form connecting parts, the width of the base is smaller than that of the pressing block, the connecting parts are arranged on two sides of the base, and the pressing block is sleeved above the base through the connecting parts; the base is movably connected with the pressing block, the contact surfaces at the bottom of the pressing block and the top of the base are respectively provided with semicircular through holes with the same diameter at corresponding positions, the positive sections of the semicircular through holes are semicircular, the two semicircular through holes are oppositely arranged, the positive sections of the two semicircular through holes are circular through holes, and the conical silicon material is clamped in the circular through holes.
As further preferred, the utility model also comprises two self-locking structures, and the corresponding positions of the two connecting parts are respectively provided with screw holes; one self-locking structure penetrates through one screw hole, and one end of the self-locking structure is in contact with one side of the base to transversely limit the base.
As a further preferred aspect of the present invention, the self-locking structure includes a thimble, a spring, and a fastening bolt; part of the thimble is arranged in the screw hole, the spring and the fastening bolt are arranged in the screw hole, and the inner wall of the screw hole is provided with threads; one end of the ejector pin is in contact with one side of the base, the other end of the ejector pin is in contact with one end of the spring, the other end of the spring is in contact with the fastening bolt, the fastening bolt is in threaded fit with the screw hole, and the spring is in a compressed state.
As the utility model discloses further preferred, the material of base, connecting portion and briquetting is the PP material.
As the utility model discloses it is further preferred, semi-circular through-hole internal surface is equipped with the rubber pad.
As the utility model discloses further preferred, the back of base and briquetting is provided with the slipmat.
As the utility model discloses it is further preferred, semi-circular through-hole sets up in the contact surface intermediate position of base and briquetting.
As the utility model discloses further preferred, the length, width, the height of briquetting are 400mm, 200mm, 300mm respectively.
As the utility model discloses further preferred, the length, width, the height of base are 370mm, 200mm, 150mm respectively.
As the utility model discloses it is further preferred, place in the screw in two-thirds of the total length of thimble.
The utility model discloses following beneficial effect has:
1. the single crystal circulating material polishing auxiliary tool can be directly placed on a polishing platform to be operated, conical silicon materials can be fixed through a movable pressing block, hands are not in contact with silicon materials such as a shoulder, a tail and slag in the polishing process, and the potential safety hazard of polishing operation is avoided.
2. The auxiliary tool for polishing the single crystal circulating material is changed into the mode that the waste strip is held by one hand and the polishing machine is directly pressed and polished, so that the polishing force can be easily enhanced, the polishing quality is improved, the labor intensity is reduced, the operation time is shortened, and the production efficiency and the economic benefit are improved.
3. The tool is specially designed with an adjustable elastic thimble self-locking structure (thimble + spring + fastening bolt) aiming at the characteristics of common non-standard centrum and different sizes of single crystal circulating materials, and can be suitable for waste silicon materials with different sizes. When the workpieces are switched, the spring in the self-locking structure is automatically adjusted in a telescopic mode, so that the tool can guarantee stable occlusal force for workpieces of different sizes.
4. The rubber pad is arranged on the inner surface of the semicircular hole, so that the friction force between the auxiliary polishing tool and the silicon rod can be reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a front view of the present invention;
FIG. 4 is a partial enlarged view of area A;
fig. 5 is a partially enlarged view of the B region.
Among them are: 1. a base; 2. briquetting; 3. a connecting portion; 4. fastening screws; 5. a rubber pad; 6. a non-slip mat; 7. a thimble; 8. a spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific preferred embodiments.
In the description of the present invention, it should be understood that the terms "left side", "right side", "upper part", "lower part" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, "first", "second" and the like do not indicate the degree of importance of the component parts, and thus, are not to be construed as limiting the present invention. The specific dimensions used in the present embodiment are only for illustrating the technical solutions, and do not limit the protection scope of the present invention.
As shown in fig. 1-5, an auxiliary tool for polishing a single crystal circulating material comprises a base 1 and a pressing block 2, wherein the base 1 and the pressing block 2 are vertically arranged, two ends of the pressing block 2 respectively extend downwards to form a connecting part 3, the width of the base 1 is smaller than that of the pressing block 2, the connecting parts 3 are arranged on two sides of the base 1, and the pressing block 2 is sleeved above the base 1 through the connecting parts 3; base 1 and briquetting 2 swing joint, the same semi-circular through-hole of diameter is equipped with respectively to the contact surface corresponding position at briquetting 2 bottom and base 1 top, and semi-circular through-hole forward cross-section is semi-circular, and two semi-circular through-holes set up relatively, and two semi-circular through-holes form the forward cross-section and be circular shape through-hole, and toper silicon material centre gripping is in circular through-hole.
The connecting structure further comprises two self-locking structures, and screw holes are formed in the corresponding positions of the two connecting parts 3 respectively; one self-locking structure penetrates through one screw hole, and one end of one self-locking structure is in contact with one side of the base 1 to transversely limit the base 1. The self-locking structure comprises a thimble 7, a spring 8 and a fastening bolt 4; part of the thimble 7 is arranged in the screw hole, the spring 8 and the fastening bolt 4 are arranged in the screw hole, and the inner wall of the screw hole is provided with threads; one end of the ejector pin 7 is in contact with one side of the base 1, the other end of the ejector pin 7 is in contact with one end of the spring 8, the other end of the spring 8 is in contact with the fastening bolt 4, the fastening bolt 4 is in threaded fit with the screw hole, the spring 8 is in a compressed state, two thirds of the total length of the ejector pin 7 is arranged in the screw hole, and the ejector pin 7 is prevented from falling off due to uneven stress. The utility model discloses the applicable silicon material that multiple model is different. When the clamp is suitable for silicon materials of different models, the base 1 or the pressing block 2 is adjusted up and down, so that the volume of the through hole between the pressing block 2 and the base 1 is changed, and the silicon materials of different models are clamped. The design of auto-lock structure can realize that the work piece freely switches, need not manual fastening when switching at every turn, improves production efficiency by a wide margin.
The base 1, the pressing block 2 and the limiting screw 4 are all made of PP materials. The PP material is polypropylene. The PP material has the characteristics of small density, rigid strength, excellent hardness and heat resistance, corrosion resistance, insulation and the like.
And a rubber pad 5 is arranged on the inner surface of the semicircular through hole. Rubber pad 5 can reduce the friction between silicon material and the auxiliary fixtures, has increased the utility model discloses a life.
The back surfaces of the base 1 and the pressing block 2 are provided with anti-slip pads 6. When in use, the pressing block 2 and the back surface of the base 1 are contacted with the operation table. Set up slipmat 6 and can increase the utility model discloses and the friction between the operation panel, prevent to take place to slide in the influence of this frock atress of the in-process of polishing, lead to polishing error appearance and potential safety hazard.
The circular through hole is formed in the center of the base 1 and the pressing block 2. The round through hole is formed in the center of the tool, so that the tool is stressed uniformly in the grinding process.
The length, width and height of the briquette 2 are preferably 400mm, 200mm and 300mm, respectively. The length, width and height of the base 1 are preferably 370mm, 200mm and 150mm respectively. The length of the base 1 is slightly smaller than that of the pressing block 2, and the length difference value of the base 1 and the pressing block 2 is equal to the thickness of the two connecting parts 3. The tool is simple in structure, convenient to use and carry.
The working principle is as follows:
firstly, the back of the tool is placed on an operation table, and a thimble 7, a spring 8 and a fastening bolt 4 are sequentially arranged in a screw hole from inside to outside. The fastening bolt 4 is matched with the thread, and the spring 8 is in a contraction state and has tension outwards. The thimble 7 contacts with the base 1, transversely limits the base 1, and prevents the relative offset of the circular through hole. Adjusting the base 1 and the pressing block 2 to proper positions, placing the waste silicon material in a circular through hole between the base 1 and the pressing block 2, enabling the tip of the conical silicon material to face downwards, and adjusting the base 1 and the pressing block 2 to enable the base 1 and the pressing block 2 to clamp the silicon material tightly. And polishing the conical bottom of the silicon material by using a polishing machine.
Single crystal circulation material auxiliary fixtures that polishes can directly place and operate at the platform of polishing, can realize that the hand contactless carries silicon materials such as shoulder, tails, carrying the sediment directly to polish through the fixed toper silicon material of activity briquetting, the in-process of polishing, has stopped the operation potential safety hazard of polishing.
The auxiliary tool for polishing the single crystal circulating material is changed into the mode that the waste strip is held by one hand and the polishing machine is directly pressed and polished, so that the polishing force can be easily enhanced, the polishing quality is improved, the labor intensity is reduced, the operation time is shortened, and the production efficiency and the economic benefit are improved.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention to perform various equivalent transformations, which all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a single crystal circulation material auxiliary fixtures that polishes which characterized in that: the base (1) and the pressing block (2) are vertically arranged, the two ends of the pressing block (2) respectively extend downwards to form connecting parts (3), the width of the base (1) is smaller than that of the pressing block (2), the connecting parts (3) are arranged on the two sides of the base (1), and the pressing block (2) is sleeved above the base (1) through the connecting parts (3); base (1) and briquetting (2) swing joint, the same semi-circular through-hole of diameter is equipped with respectively to the contact surface corresponding position at briquetting (2) bottom and base (1) top, and semi-circular through-hole forward cross-section is semi-circular, and two semi-circular through-holes set up relatively, and two semi-circular through-holes form the forward cross-section and are circular shape circular through-hole, and toper silicon material centre gripping is in circular through-hole.
2. The auxiliary tool for polishing the single crystal circulating material as claimed in claim 1, wherein: the connecting structure also comprises two self-locking structures, and screw holes are respectively formed in the corresponding positions of the two connecting parts (3); one self-locking structure penetrates through one screw hole, and one end of the self-locking structure is in contact with one side of the base (1) to transversely limit the base (1).
3. The single crystal circulating material grinding auxiliary tool according to claim 2, characterized in that: the self-locking structure comprises a thimble (7), a spring (8) and a fastening bolt (4); part of the ejector pins (7) are arranged in the screw holes, the springs (8) and the fastening bolts (4) are arranged in the screw holes, and the inner walls of the screw holes are provided with threads; one end of the thimble (7) is in contact with one side of the base (1), the other end of the thimble (7) is in contact with one end of the spring (8), the other end of the spring (8) is in contact with the fastening bolt (4), the fastening bolt (4) is in threaded fit with the screw hole, and the spring (8) is in a compressed state.
4. The auxiliary tool for polishing the single crystal circulating material as claimed in claim 1, wherein: the base (1), the connecting part (3) and the pressing block (2) are all made of PP materials.
5. The auxiliary tool for polishing the single crystal circulating material as claimed in claim 1, wherein: the inner surface of the semicircular through hole is provided with a rubber pad (5).
6. The auxiliary tool for polishing the single crystal circulating material as claimed in claim 1, wherein: the back surfaces of the base (1) and the pressing block (2) are provided with anti-slip pads (6).
7. The single crystal circulating material grinding auxiliary tool according to claim 1, characterized in that: the semicircular through hole is formed in the middle of the contact surface of the base (1) and the pressing block (2).
8. The auxiliary tool for polishing the single crystal circulating material as claimed in claim 1, wherein: the length, the width and the height of the pressing block (2) are respectively 400mm, 200mm and 300mm.
9. The single crystal circulating material grinding auxiliary tool according to claim 8, characterized in that: the length, the width and the height of the base (1) are respectively 370mm, 200mm and 150mm.
10. The single crystal circulating material grinding auxiliary tool according to claim 3, characterized in that: two thirds of the total length of the thimble (7) is arranged in the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386210.3U CN217728249U (en) | 2021-12-30 | 2021-12-30 | Single crystal circulation material auxiliary fixtures that polishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386210.3U CN217728249U (en) | 2021-12-30 | 2021-12-30 | Single crystal circulation material auxiliary fixtures that polishes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217728249U true CN217728249U (en) | 2022-11-04 |
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ID=83811525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123386210.3U Active CN217728249U (en) | 2021-12-30 | 2021-12-30 | Single crystal circulation material auxiliary fixtures that polishes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217728249U (en) |
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2021
- 2021-12-30 CN CN202123386210.3U patent/CN217728249U/en active Active
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