CN219686170U

CN219686170U - Positioning tool for cutting crystal bars

Info

Publication number: CN219686170U
Application number: CN202320646610.3U
Authority: CN
Inventors: 肖迪; 李健; 赵俊竹
Original assignee: Shanxi Dingxin Crystal Material Co ltd
Current assignee: Shanxi Dingxin Crystal Material Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-09-15
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to the technical field of crystal bar processing and discloses a positioning tool for crystal bar cutting. The utility model replaces the traditional mode of pressing and fixing the crystal bar by pushing the pressing plate by manual knob bolts, has quick and efficient opposite clamping fixing performance by utilizing the mechanical opposite clamping of the fixed clamping head and the movable clamping head in the clamp mechanism, can reduce the operation strength of staff, has a stable opposite clamping function, and has a firm and stable positioning and clamping function by pushing the mechanical opposite clamping of the fixed clamping head and the movable clamping head through the combination of the transmission screw rod and the pushing sliding table.

Description

Positioning tool for cutting crystal bars

Technical Field

The utility model relates to the technical field of crystal bar processing, in particular to a positioning tool for cutting a crystal bar.

Background

The crystal bar refers to the whole monocrystalline silicon, because the production of the monocrystalline silicon bar is finished by a Czochralski zone melting method, and the finished product of the crystal bar is a bar, the crystal bar is called as a crystal bar, after the production of the crystal bar is finished, a finish machining process is usually required to be carried out on the crystal bar, the crystal bar is cut into a wafer form, the machining process is usually that the crystal bar is installed on a tool, the tool carrying the crystal bar is finally sliced on a slicing machine to prepare a silicon wafer, and finally the finished product of the silicon wafer is obtained after degumming, cleaning and drying, and the tool is used as positioning equipment for crystal bar cutting and is an important fixed structure for stable crystal bar cutting, for example, the prior patent technology shows that: through searching, china patent net discloses a sapphire crystal bar cutting tool (publication No. CN 205466795U), and the device is used for fixing and firmly fixing the crystal bar by placing the crystal bar in a positioning groove and then pressing and positioning the crystal bar by using a pressing plate so as to facilitate stable cutting work.

However, there are some disadvantages to the above-mentioned published patents and the ingot cutting tools adopted in the existing market: such mode that adopts to twist the bolt and compress tightly the clamp plate utilizes the clamp plate to fix the crystal bar in the constant head tank then, and its manual mode of compressing tightly of twisting is higher, and efficiency is slower, and the mode of compressing tightly of manual knob bolt, and knob force is limited, and stability is relatively poor. Therefore, a positioning tool for cutting the crystal bar is provided by a person skilled in the art to solve the problems in the prior art.

Disclosure of Invention

The utility model mainly aims to provide a positioning tool for cutting a crystal bar, which can effectively solve the problems of higher operation strength, slower efficiency, limited knob force and poor stability of the conventional manual bolt tightening and pressing mode in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the positioning tool for cutting the crystal bars comprises a guide rail frame, wherein a clamp mechanism is arranged at the top end of a rail of the guide rail frame, and a material ejection mechanism is clamped above the rail of the guide rail frame;

the fixture mechanism comprises a supporting seat arranged at the top end of a track of the guide rail frame, two groups of fixture frames are arranged above a supporting seat of the supporting seat, crystal bar insertion holes are formed in the middle of a plate frame of the fixture frames in a penetrating mode, fixed chucks are arranged at the through opening ends of the crystal bar insertion holes on one side of the plate frame of the fixture frames, a transmission screw rod is connected in a rotating mode inside a cavity of the fixture frames, a pushing sliding table is sleeved at the end of a shaft rod of the transmission screw rod, and an output end of the pushing sliding table penetrates through the plate surface of the fixture frames to be provided with movable chucks which are matched with the fixed chucks.

As still further aspects of the utility model: and a synchronous motor fixed above the supporting seat is arranged between the two groups of tool frames, the output end of the synchronous motor is provided with a synchronous gear, and the output end of the transmission screw rod is provided with a transmission gear meshed with the synchronous gear.

As still further aspects of the utility model: the other side of the plate frame of the tool frame is provided with a pushing guide rod which is in guide clamping with the movable chuck.

As still further aspects of the utility model: the material ejection mechanism comprises a guide pushing seat which is installed above the guide rail of the guide rail frame in a clamping mode, an electric push rod is arranged above a support seat of the guide pushing seat, and a material ejection pushing head which is horizontally aligned with the crystal bar jack is arranged at the telescopic end of the electric push rod.

As still further aspects of the utility model: the middle part of the track of the guide rail frame is provided with a guide rail groove, and a guide sliding block which is in guide clamping with the guide rail groove is arranged below the support of the guide push seat.

As still further aspects of the utility model: two groups of position correcting through holes are arranged on two sides of a track of the guide rail frame, the number of each group of position correcting through holes is multiple, locking through holes corresponding to the position correcting through holes are symmetrically formed on two sides of a support of the guide push seat, and fastening bolts are arranged in the locking through holes and the inside of the position correcting through holes in a matched mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model replaces the traditional mode of pressing and fixing the crystal bar by pushing the pressing plate by manual knob bolts, and has the advantages of quick and efficient opposite clamp fixing performance on one hand, capability of reducing the operation strength of staff, stable opposite clamp function on the other hand, and firm and stable positioning and clamping function by pushing the mechanical opposite clamp of the fixed clamp and the movable clamp through the combination of the transmission screw rod and the pushing sliding table.

2. When the clamping and cutting operation is performed on the crystal bars by using the clamp mechanism, the automatic material ejection of the material ejection mechanism can continuously push the crystal bars in the clamp mechanism forward, so that the corresponding cutting equipment can circularly cut the extended crystal bars.

Drawings

FIG. 1 is a schematic structural diagram of a positioning tool for cutting a crystal bar;

FIG. 2 is an enlarged schematic view of the positioning tool for cutting a wafer of FIG. 1A according to the present utility model;

FIG. 3 is a schematic structural view of a fixture mechanism in a positioning tool for cutting a crystal bar;

fig. 4 is a schematic plan view of a fixture mechanism in a positioning tool for cutting a crystal bar according to the present utility model.

In the figure: 1. a guide rail frame; 2. a guide pushing seat; 3. an electric push rod; 4. jacking pushing heads; 5. a support base; 6. a tool rack; 7. a movable chuck; 8. a fixed chuck; 9. a guide rail groove; 10. a guide slide block; 11. a locking through hole; 12. correcting the through hole; 13. crystal bar jack; 14. pushing the guide rod; 15. a transmission screw rod; 16. a transmission gear; 17. a synchronizing gear; 18. a synchronous motor; 19. and pushing the sliding table.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a positioning tool for cutting a crystal bar comprises a guide rail frame 1, a clamp mechanism is arranged at the top end of a rail of the guide rail frame 1, the clamp mechanism comprises a supporting seat 5 arranged at the top end of the rail of the guide rail frame 1, two groups of tool frames 6 are arranged above a supporting seat of the supporting seat 5, crystal bar jacks 13 are arranged in a penetrating mode in the middle of a plate frame of the tool frames 6, a fixed chuck 8 is arranged at one side of the plate frame of the tool frames 6 opposite to the through port end of the crystal bar jacks 13, a transmission screw 15 is rotatably connected in a cavity of the tool frames 6, a pushing sliding table 19 is sleeved at the end of a shaft rod of the transmission screw 15, a movable chuck 7 matched with the fixed chuck 8 is arranged at the output end of the pushing sliding table 19 penetrating through the surface of the tool frames 6, a synchronous motor 18 fixed above the supporting seat 5 is arranged between the two groups of tool frames 6, a synchronous gear 17 is arranged at the output end of the synchronous motor 18, the output end of the transmission screw rod 15 is provided with a transmission gear 16 meshed with a synchronous gear 17, the other side of the plate frame of the tool frame 6 is provided with a pushing guide rod 14 which is in guide clamping with the movable chuck 7, when the crystal bar is cut by using a positioning tool, the positioning tool is arranged at the cut end of the cutting equipment through the guide rail frame 1, then the crystal bar is penetrated into the crystal bar jack 13, after the discharging is finished, the synchronous motor 18 starts to work, drives the synchronous gear 17 to rotate, drives the transmission screw rod 15 to rotate through the meshing transmission of the synchronous gear 17 and the transmission gear 16, then the transmission screw rod 15 converts rotary thrust into horizontal thrust in the rotating process, pushes a pushing sliding table 19 to slide along the direction of the pushing guide rod 14, pushes the movable chuck 7 to the fixed chuck 8, and mechanically clamps the crystal bar in the crystal bar jack 13 by utilizing the butt clamp of the movable chuck 7 and the fixed chuck 8, on one hand, the clamp has quick and efficient clamp fixing performance, can reduce the operation strength of staff, and on the other hand, has a stable clamp function.

The liftout mechanism is blocked to the track top of guide rail frame 1, liftout mechanism installs the direction push rod 2 in guide rail frame 1 guide rail top including the block, the support top of direction push rod 2 is provided with electric putter 3, and electric putter 3's flexible end is provided with the liftout push rod 4 with crystal bar jack 13 horizontal alignment, guide rail groove 9 has been seted up at guide rail frame 1's track middle part, guide push rod 2's support below is provided with the guide block 10 with guide rail groove 9 looks guide block, guide rail frame 1's track both sides are arranged and are provided with two sets of correction through-hole 12, and the quantity of every correction through-hole 12 is a plurality of, the locking through-hole 11 corresponding with correction through-hole 12 has been seted up to the support bilateral symmetry of direction push rod 2, and the locking through-hole 11 is provided with the fastening bolt with the inside of correction through-hole 12, when utilizing the location frock to cut the crystal bar during operation, the staff can be according to the position of the length preconditioning electric putter 3 of crystal bar, make it keep continuous pushing forward work to the crystal bar, in the adjustment process, utilize guide block 10 to push rod's guide rail 9 to carry out the combination to the correction through-hole 2, the locking through-hole 11 is close to its matched with the guide rod 2 after the correction through-hole 12, the matched position is adjusted, and then adjusted through-hole 2 is fixed to the matched position with the guide rod 2.

The working principle of the utility model is as follows: when the positioning tool is used for cutting the crystal bar, the positioning tool is arranged at the cut end of the cutting equipment through the guide rail frame 1, then the crystal bar is penetrated and placed into the crystal bar jack 13, after the discharging is finished, the synchronous motor 18 starts to work and drives the synchronous gear 17 to rotate, the transmission screw rod 15 is pushed to rotate through the meshing transmission of the synchronous gear 17 and the transmission gear 16, then the transmission screw rod 15 converts the rotary thrust into the horizontal thrust in the rotating process, the pushing sliding table 19 is pushed to slide along the direction of the pushing guide rod 14, the movable clamping head 7 is pushed to the fixed clamping head 8, the movable clamping head 7 and the fixed clamping head 8 are utilized for mechanically clamping and fixing the crystal bar in the crystal bar jack 13, and the synchronous staff can pre-adjust the orientation of the electric push rod 3 according to the length of the crystal bar, the automatic crystal bar cutting device can continuously push the crystal bar to work forward, then in the adjusting process, the guide combination of the guide sliding block 10 and the guide rail groove 9 is utilized to push the guide push seat 2 to slide on the guide rail frame 1, the position of the electric push rod 3 is adjusted to be close to the position of the crystal bar, then after the adjustment is finished, the matched fastening bolt is inserted into the locking through hole 11 and the corresponding correction through hole 12, the guide push seat 2 is fixed, the electric push rod 3 is kept in a stable placing state, further when the cutting equipment cuts the protruded crystal bar, the butt clamping state of the movable clamping head 7 and the fixed clamping head 8 can be released, then the telescopic end of the electric push rod 3 stretches out, and the ejector push head 4 is utilized to push the crystal bar ejector forward, so that the corresponding cutting equipment circularly cuts the extended crystal bar.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The positioning tool for cutting the crystal bars comprises a guide rail frame (1) and is characterized in that a clamp mechanism is arranged at the top end of a rail of the guide rail frame (1), and a material ejection mechanism is clamped above the rail of the guide rail frame (1);

the fixture mechanism comprises a supporting seat (5) arranged at the top end of a track of a guide rail frame (1), two groups of fixture frames (6) are arranged above a supporting seat of the supporting seat (5), crystal bar insertion holes (13) are formed in the middle of a plate frame of the fixture frames (6) in a penetrating mode, a fixed chuck (8) is arranged at the opening end of each crystal bar insertion hole (13) on one side of the plate frame of the fixture frames (6), a transmission screw (15) is connected to the inner portion of a cavity of the fixture frames (6) in a rotating mode, a pushing sliding table (19) is sleeved at the end of a shaft rod of the transmission screw (15), and a movable chuck (7) matched with the fixed chuck (8) is arranged at the output end of the pushing sliding table (19) in a penetrating mode through the plate surface of the fixture frames (6).

2. Positioning tool for cutting crystal bars according to claim 1, characterized in that a synchronous motor (18) fixed above the supporting seat (5) is arranged between two groups of tool frames (6), the output end of the synchronous motor (18) is provided with a synchronous gear (17), and the output end of the transmission screw (15) is provided with a transmission gear (16) meshed with the synchronous gear (17).

3. The positioning tool for cutting the crystal bar according to claim 1, wherein a pushing guide rod (14) which is in guide clamping with the movable clamping head (7) is arranged on the other side of the plate frame of the tool frame (6).

4. The positioning tool for cutting the crystal bar according to claim 1, wherein the material ejection mechanism comprises a guide pushing seat (2) which is installed above a guide rail of the guide rail frame (1) in a clamping mode, an electric push rod (3) is arranged above a support seat of the guide pushing seat (2), and a material ejection pushing head (4) horizontally aligned with the crystal bar insertion hole (13) is arranged at a telescopic end of the electric push rod (3).

5. The positioning tool for cutting the crystal bar according to claim 4, wherein a guide rail groove (9) is formed in the middle of a rail of the guide rail frame (1), and a guide sliding block (10) in guide clamping with the guide rail groove (9) is arranged below a support of the guide pushing seat (2).

6. The positioning tool for cutting the crystal bar according to claim 4, wherein two groups of positioning through holes (12) are arranged on two sides of a track of the guide rail frame (1), the number of each group of positioning through holes (12) is multiple, locking through holes (11) corresponding to the positioning through holes (12) are symmetrically formed on two sides of a support of the guide push seat (2), and fastening bolts are arranged inside the locking through holes (11) and the positioning through holes (12) in a matched mode.