CN211972445U - A mould for assembly of graphite boat piece pin - Google Patents
A mould for assembly of graphite boat piece pin Download PDFInfo
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- CN211972445U CN211972445U CN202020200665.8U CN202020200665U CN211972445U CN 211972445 U CN211972445 U CN 211972445U CN 202020200665 U CN202020200665 U CN 202020200665U CN 211972445 U CN211972445 U CN 211972445U
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- graphite boat
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Abstract
The utility model discloses a mould for assembling pins of graphite boat pieces, which comprises a base, an adjusting part vertically passing through the base and a fixing part fixing the adjusting part, wherein the adjusting part capable of lifting is arranged on the base to adjust the assembling depth of the pins, so that the assembling requirements of the pins with different sizes are met, and a pin pressing device has the disassembling and installing functions, and has wide application range; the adjusting part comprises a lifting part, a limiting part and an elastic part, the lifting part is combined with the elastic part, the limiting part is enabled to stably lift along with the lifting part, the limiting part is prevented from shifting or skewing in the moving process, the positioning accuracy of the limiting part is improved, and the assembling accuracy of the pin is further ensured. The utility model is used for supplementary graphite boat piece pressure round pin device carries out accurate pressure round pin, and easy operation effectively saves the cost, improves work efficiency.
Description
Technical Field
The utility model belongs to graphite boat processing equipment field, concretely relates to a mould that is used for assembly of graphite boat piece pin.
Background
In the production and processing of the crystalline silicon solar cell, a process called PECVD coating is adopted, namely a layer of dielectric film, generally a silicon nitride film, is deposited on the silicon wafer so as to improve the solar energy conversion rate of the silicon wafer. This process adopts the graphite boat to load the silicon chip, the graphite boat is formed by the equipment of a plurality of graphite boat pieces, the pin on the graphite boat piece provides the stuck point and fixes the silicon chip, the pin passes the graphite boat piece and makes graphite boat piece both sides homoenergetic fixed silicon chip, the pin plays the effect of silicon chip location, and current pin assembly exists the askew pin of easy pressure, be difficult to guarantee the problem of the symmetry of pin dress on the boat piece, this can influence the accuracy of inserted sheet, make the contact position of different silicon chips and stuck point inconsistent, the silicon chip location takes place the deviation, it is too big to lead to different silicon chip colour differences after the coating film, produce a large amount of bad pieces, cause economic loss, therefore the accuracy of pin assembly is vital. In addition, because the pin is in large quantity to the graphite boat uses for a long time and needs to carry out regular cleaning and pin change, can inevitably relate to a large amount of pins and dismantle and installation work, and current pin assembly device mostly only possesses and dismantles or installs a function, and the device is independent, increases equipment occupation space, increases boat piece transport work, and the initiative is low, influences work efficiency.
The utility model discloses a chinese utility model patent that application number is 201521033843.8 discloses a quick pressfitting of graphite boat piece pin and dismounting device, include the workstation, fix work piece on the workstation and the working face that the upper surface of work piece was placed for supplying graphite boat piece, be provided with the pressfitting through-hole that interior aperture is greater than the pin external diameter on the working face, the lateral part of work piece be provided with the bar of the bottom middle part intercommunication of pressfitting through-hole, detachably inserts plug in the bar groove. The utility model discloses a through the insertion and taking out of plug in the bar groove, realize the pressfitting of pin and the conversion of dismantlement, the device easy operation has two kinds of functions of pin dismantlement and installation concurrently, can reduce cost, effectively improve work efficiency, but only be applicable to a certain fixed dimension's pin assembly, can only ensure the accuracy of this fixed dimension lower pin assembly, in case the size of pin changes, can't make corresponding adjustment, more difficult to cooperate a large amount of not unidimensional pins to use, therefore the suitability is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a mould for assembly of graphite boat piece pin can not only realize the conversion that the pin was dismantled and is installed, can satisfy not unidimensional pin assembly simultaneously to the symmetry of pin on the boat piece when guaranteeing the installation, the accuracy is high, and application scope is wide.
In order to achieve the above purpose, the utility model adopts the following specific technical scheme:
a mold for graphite boat piece pin fitting, comprising:
-the base is a horizontal table top with an upper surface for placing the graphite boat piece, and a through hole is vertically formed in the thickness direction;
-an adjustment part provided in the through hole and capable of lifting in the through hole; the adjusting part comprises a lifting piece and a limiting piece; one end of the lifting piece is sleeved with a limiting piece, and the limiting piece is clamped and embedded at the upper part of the through hole; the other end of the lifting piece extends downwards from the through hole;
-the fixed part is fixed in the base lower surface, and with the part threaded connection that the through-hole stretches out at the lift lower extreme for realize lift and fixed of lift piece.
When the pin is assembled, the pin hole of the graphite boat piece is aligned with the limiting piece, the lifting piece is rotated, and the lifting piece drives the limiting piece to correspondingly move up and down in the lifting/lowering process, so that the height of the limiting piece is adjusted, and the pin assembling position is adjusted.
Preferably, the adjusting portion further includes an elastic member, the elastic member is sleeved on the lifting member, one end of the elastic member is fixed to the limiting member, and the other end of the elastic member is fixed to the fixing portion. When the lifting piece is lifted or descended, the elastic piece deforms, and the deformation force acts on the limiting piece, so that the limiting piece can move up and down.
Preferably, the limiting member is a cap-shaped structure; the through hole is divided into a small aperture area on the upper portion and a large aperture area on the lower portion, the small aperture area is used for being clamped and embedded in the upper cylindrical surface of the cap-shaped structure, and the large aperture area is used for containing the adjusting portion.
Preferably, the area of the upper surface of the limiting member is not smaller than the area of the contact surface of the pin and the limiting member.
Preferably, the lifting piece is an inverted bolt, and the fixing part is a nut matched with the thread of the bolt.
Preferably, the bolt comprises a threaded area and a smooth area above the threaded area, the threaded area is matched with the nut to lift and fix, and the end part of the smooth area is sleeved with the limiting part.
Preferably, the elastic member is a spring.
A mould for assembly of graphite boat piece pin be used for supplementary graphite boat piece pressure round pin device to carry out accurate pressure round pin. Specifically, the die comprises a base, an adjusting part vertically penetrating through the base and a fixing part for fixing the adjusting part, wherein the adjusting part comprises a limiting part and a lifting part from top to bottom, and the fixing part is in threaded connection with the lifting part; the lifting piece drives the limiting piece to move up and down in the rotating and lifting process, the fixing is realized while the lifting is stopped, and the position of the limiting piece determines the depth of the press pin; even the graphite boat piece size is various, need carry out the pin assembly of different sizes, as long as the lift adjustment locating part through adjusting part the position can, the dismantlement and the installation of pin also can be realized through this mode, need not to change the device, save the cost, and easy operation, it is efficient. More specifically, the fixed part still includes the elastic component, and the elastic component cover is located the lifting member, and both ends are fixed in locating part and fixed part respectively, and the elastic component takes place deformation along with going up and down, and then drives the corresponding removal of locating part, and regulation portion adopts the combination of "lifting member + elastic component", makes the locating part carry out the displacement along with the lifting member steadily to ensure that the locating part does not take place skew or crooked at this removal in-process, improve the accuracy that the locating part was fixed a position, and then ensure the accuracy of pin assembly. During operation, the mold of the utility model is firstly arranged under the pressure rod of the pin pressing device, the graphite boat piece is arranged on the upper surface of the base, the pin hole of the boat piece is aligned with the upper pressure rod and the lower limiting part, then the pin is arranged in the pin hole, the pressure rod is pressed down, the pin is accurately assembled into the pin hole and passes through the graphite boat piece, the regulating part regulates the limiting part to the required position according to the size of the pin in advance, and when the lower surface of the pin is completely contacted with the limiting part, the pin is just symmetrically embedded into the pin hole; when the pin needs to be disassembled, the distance between the limiting part and the assembling depth is adjusted downwards and is not less than the required assembling depth, and then the pin is pressed.
The utility model has the advantages as follows:
the utility model discloses a set up the degree of depth of an adjustment part adjust pin assembly on the base to satisfy not unidimensional pin assembly, and make and press the function that the round pin device had dismantlement and installation concurrently, application scope is wide. The adjusting part comprises a lifting part, a limiting part and an elastic part, the lifting part is combined with the elastic part, the limiting part is enabled to stably lift along with the lifting part, the limiting part is prevented from shifting or skewing in the moving process, the positioning accuracy of the limiting part is improved, and the assembling accuracy of the pin is further ensured.
Drawings
FIG. 1: the utility model discloses a three-dimensional structure chart.
FIG. 2: the utility model discloses a top view.
FIG. 3: the utility model discloses a section view.
FIG. 4: schematic illustration of pin assembly to graphite boat piece.
In the figure: 1-base, 2-adjusting part, 3-fixing part, 11-through hole, 21 lifting part, 22-limiting part, 23-elastic part, a-boat sheet surface and b-pin surface.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1
A mold for assembling pins of graphite boat pieces is disclosed in figures 1-3, and comprises:
the base 1 is a horizontal table top with an upper surface for placing the graphite boat piece, and a through hole 11 is vertically formed in the thickness direction;
-an adjusting part 2 provided in the through hole 11 and capable of lifting in the through hole 11; the adjusting part 2 comprises a lifting piece 21 and a limiting piece 22; one end of the lifting piece 21 is sleeved with a limiting piece 22, and the limiting piece 22 is embedded on the upper part of the through hole 11 in a clamping manner; the other end of the lifting piece 21 extends downwards from the through hole 11;
the fixing part 3 is fixed on the lower surface of the base 1 and is in threaded connection with the part of the lower end of the lifting piece 21, which extends out of the through hole 11, so as to realize the lifting and fixing of the lifting piece 21;
the adjusting part 2 further comprises an elastic member 23, the elastic member 23 is sleeved on the lifting member 21, one end of the elastic member is fixed to the limiting member 22, and the other end of the elastic member is fixed to the fixing part 3; when the lifting member 21 is lifted, the elastic member 23 is deformed, and the deformation force acts on the limiting member 22, so that the limiting member 22 is moved up and down, and the pin assembling depth is adjusted by adjusting the height of the limiting member 22.
Specifically, in this embodiment, the lifting member 21 is an inverted bolt, the fixing portion 3 is a nut matched with the thread of the bolt, the elastic member 23 is a spring, the limiting member 22 is a cap-shaped structure, and the upper end of the limiting member is provided with an opening; the bolt comprises a threaded area and a smooth area above the threaded area, the threaded area is matched with the nut to lift and fix, and the end part of the smooth area is sleeved with the limiting piece 22; the through hole 11 is divided into a small-aperture area at the upper part and a large-aperture area at the lower part, the small-aperture area is used for clamping and embedding the upper cylindrical surface of the cap-shaped structure, and the large-aperture area is used for accommodating the adjusting part 2; the spring is sleeved on the bolt, the upper end of the spring is embedded in an annular groove formed in the lower surface of the limiting piece 22, and the lower end of the spring is embedded in the nut; rotatory bolt, the spring takes place to deform, produces the effort to locating part 22, and during the bolt upward movement, the spring produces thrust to locating part 22, and locating part 22 moves up, and during the bolt downward movement, the spring produces pulling force to locating part 22, and locating part 22 moves down, and the last cylinder of spacing portion 22 realizes going up and down and inlay card fixedly through above-mentioned process in the aperture district on through-hole 11 upper portion to the realization carries out positioning to the pin of equidimension not.
When the mold for assembling the graphite boat sheet pin is used, the adjusting part adjusts the limiting piece 22 to a required position in advance according to the size of the pin to be assembled by the method, namely, when the lower surface of the pin is completely contacted with the limiting piece 22, the pin is just symmetrically embedded into the pin hole; then horizontally placing the mould under a pressure lever of a pin pressing device (such as a commonly used hand press), placing the graphite boat sheet on the upper surface of the base 1, aligning a pin hole of the boat sheet with the upper pressure lever and the lower limiting part 22, pressing down the pressure lever, embedding a pin into the pin hole, accurately assembling the graphite boat sheet, wherein the assembling effect is shown in figure 4, the pin penetrates through the graphite boat sheet, the boat sheet surfaces a at two sides are flush with the pin surface b, the symmetry is high, and the assembling is accurate; when the pin needs to be disassembled, the limiting part 22 is adjusted downwards by a distance not less than the required assembling depth, and then the pin is pressed.
This detailed description is to be construed as illustrative only and not limiting, and any changes that may be made by a person skilled in the art after reading the present disclosure are intended to be protected by the patent laws within the scope of the appended claims.
Claims (7)
1. The utility model provides a mould that is used for graphite boat piece pin to assemble which characterized in that: the method comprises the following steps:
the base (1) is a horizontal table top with the upper surface used for placing the graphite boat piece, and a through hole (11) is vertically formed in the thickness direction;
the adjusting part (2) is arranged in the through hole (11) and can lift in the through hole (11); the adjusting part (2) comprises a lifting piece (21) and a limiting piece (22); one end of the lifting piece (21) is sleeved with a limiting piece (22), and the limiting piece (22) is embedded in the upper part of the through hole (11) in a clamping manner; the other end of the lifting piece (21) extends downwards from the through hole (11);
the fixing part (3) is fixed on the lower surface of the base (1) and is in threaded connection with the part, extending out of the through hole (11), of the lower end of the lifting piece (21) so as to realize lifting and fixing of the lifting piece (21).
2. The mold for graphite boat pin fitting of claim 1, wherein: the adjusting portion (2) further comprises an elastic member (23), the lifting member (21) is sleeved with the elastic member (23), one end of the elastic member is fixed to the limiting member (22), and the other end of the elastic member is fixed to the fixing portion (3).
3. The mold for graphite boat pin fitting of claim 1, wherein: the limiting piece (22) is of a cap-shaped structure; the through hole (11) is divided into a small aperture area on the upper portion and a large aperture area on the lower portion, the small aperture area is used for being clamped and embedded in the upper cylindrical surface of the cap-shaped structure, and the large aperture area is used for accommodating the adjusting portion (2).
4. The mold for graphite boat pin fitting of claim 2, wherein: the area of the upper surface of the limiting piece (22) is not smaller than the area of the contact surface of the pin and the limiting piece (22).
5. The mold for graphite boat pin fitting of claim 2, wherein: the lifting piece (21) is an inverted bolt, and the fixing part (3) is a nut matched with the thread of the bolt.
6. The mold for graphite boat pin fitting of claim 5, wherein: the bolt comprises a threaded area and a smooth area above the threaded area, the threaded area is matched with the nut to lift and fix, and the end part of the smooth area is sleeved with the limiting part (22).
7. The mold for graphite boat pin fitting of claim 2, wherein: the elastic piece (23) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200665.8U CN211972445U (en) | 2020-02-24 | 2020-02-24 | A mould for assembly of graphite boat piece pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200665.8U CN211972445U (en) | 2020-02-24 | 2020-02-24 | A mould for assembly of graphite boat piece pin |
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| Publication Number | Publication Date |
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| CN211972445U true CN211972445U (en) | 2020-11-20 |
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| CN202020200665.8U Active CN211972445U (en) | 2020-02-24 | 2020-02-24 | A mould for assembly of graphite boat piece pin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115181959A (en) * | 2022-06-21 | 2022-10-14 | 西安鑫垚陶瓷复合材料有限公司 | Large thin-wall ceramic matrix composite part processing deposition tool, processing method and using method |
-
2020
- 2020-02-24 CN CN202020200665.8U patent/CN211972445U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115181959A (en) * | 2022-06-21 | 2022-10-14 | 西安鑫垚陶瓷复合材料有限公司 | Large thin-wall ceramic matrix composite part processing deposition tool, processing method and using method |
| CN115181959B (en) * | 2022-06-21 | 2023-09-01 | 西安鑫垚陶瓷复合材料有限公司 | Large thin-wall ceramic matrix composite part processing and depositing tool, processing method and using method |
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