CN209439895U - The grinding device of square crystal rod - Google Patents

Abstract

Crystal bar two can be disposably realized to side the utility model discloses one kind while being ground, and are improved working efficiency, are reduced the grinding device of the square crystal rod of cost.The grinding device of the square crystal rod, including body are provided with laterally work cavity in the body；The bottom of the laterally work cavity is provided with crystal bar clamping device, and one end of the body is provided with blowing window；The two sides of the body are provided with grinding attachment；The grinding attachment has grinding machine head, and the grinding machine head extends in laterally work cavity.The barreling technique that crystal bar can be simplified using the grinding device of the square crystal rod can be improved the flour milling efficiency of crystal bar, while structure is simple, convenient for operation.

Description

Grinding device for square ingot

technical field

The utility model relates to crystal rod processing, in particular to a grinding device for square crystal rods.

Background technique

It is well known that the silicon rods of polycrystalline silicon are generally rectangular silicon rods, and the silicon rods of monocrystalline silicon are cylindrical. At present, the traditional processing method for the cutting, grinding and filleting of monocrystalline silicon rods at home and abroad is a separate Landau process, that is, three different equipment are used to complete the entire process of monocrystalline silicon rods. processing. In actual operation, the wire squaring machine usually needs to use glue to square 25 single crystal silicon rods at the same time. Surface grinding machine for surface grinding and polishing. The whole processing process requires three kinds of processing equipment with different functions. Silicon rods need to be frequently manually moved between different devices, and the clamping and operation before processing are generally completed by workers, which brings positioning errors.

When grinding polycrystalline silicon rods, the existing grinding device generally grinds the surface of the crystal rod by clamping one end of the polycrystalline silicon rod. Since the clamping end cannot achieve surface grinding, after grinding one end of the crystal rod, it is necessary to Clamp the other end to grind the unground end, which makes the processing process complicated and the processing efficiency low.

Utility model content

The technical problem to be solved by the utility model is to provide a grinding device for square crystal rods that can simultaneously grind two opposite sides of crystal rods at one time, improve work efficiency and reduce costs.

The technical solution adopted by the utility model to solve the technical problem is: the surface grinding device of the square crystal bar, including a body, and a horizontal working cavity is arranged in the body;

The bottom of the transverse working cavity is provided with an ingot clamping device, and one end of the body is provided with a discharge window; both sides of the body are provided with a grinding device; the grinding device has a grinding head, The grinding head extends into the transverse working cavity;

The grinding device includes a mounting seat; a gearbox is slidably installed on the mounting seat; a grinding drive motor is arranged above the gearbox; the grinding drive motor is connected to the gearbox; the gearbox has an output A transmission shaft, the output transmission shaft is provided with a grinding head, and the grinding head is provided with a rolling grinding wheel;

The crystal ingot clamping device includes a bottom plate; two vertical telescopic devices are arranged on the bottom plate; a support plate is provided at the upper end of the vertical telescopic device; baffles are provided at both ends of the support plate; Two sliding clamps are arranged on the supporting plate; a chute is arranged on the supporting plate; a bump is arranged at the lower end of the sliding clamping block;

The protrusion extends through the chute to the bottom of the support plate; the support plate is provided with a screw and a screw driving motor for driving the screw to rotate; the screw passes through the protrusion at the bottom of the sliding clamp block; two The projections at the lower ends of the sliding clamps are all matched with the screw threads, and the projections at the lower ends of the two sliding clamps are in the opposite direction to the threads of the screw rods;

Both ends of the bottom plate are provided with a support frame, and two vertical telescopic devices are located between the support frames at both ends of the bottom plate; the upper end of the support frame is provided with a horizontal telescopic device; one end of the horizontal telescopic device is provided with a clamping block The clamping block is located between the support frames at both ends of the base plate; the base plate is slidably installed in the transverse working cavity through a horizontal linear drive device; the rolling grinding wheel is located on one side of the base plate and above the base plate.

Preferably, the horizontal linear drive device includes parallel guide rails arranged at the bottom of the transverse working cavity and a rotating screw provided between the guide rails; motor;

The bottom surface of the base plate is provided with a bottom bump and a groove matching the guide rail; the base plate is slidably installed on the guide rail, and the rotating screw rod passes through the bottom bump and is threadedly engaged with the bottom bump.

Preferably, the horizontal linear driving device adopts a slide table, and the bottom plate is fixedly installed on the slider of the slide table.

Further, a support block is arranged above the bottom plate; the support block is located between two vertical telescopic devices.

Further, both the horizontal expansion device and the vertical expansion device use hydraulic cylinders.

Further, the upper end of the sliding clamping block is wedge-shaped.

Preferably, the screw drive motor is a stepper drive motor.

Further, a discharge window is provided on the side wall at one end of the transverse working cavity, and a cleaning liquid nozzle is provided on the side wall at the other end.

Further, an installation base is provided under the body.

The beneficial effects of the utility model are: the grinding device of the square crystal rod described in the utility model, since a horizontal working channel is arranged in the body, and a grinding head is arranged on the side wall of one end of the horizontal working channel, At the same time, a slidable ingot clamping device is provided at the bottom of the transverse working channel. Secondly, since the crystal ingot clamping device is provided with a vertical telescopic device, and a support plate is provided on the upper end of the vertical telescopic device, and two sliding clamps driven by a screw rod are arranged on the support plate, so the sliding clamp can realize Clamp and center the square crystal ingot, and then realize the clamping of the crystal ingot through the horizontal telescopic devices at both ends of the bottom plate; then loosen the sliding clamp to make the vertical telescopic device descend; and then through the horizontal telescopic devices at both ends of the crystal ingot Clamp the clamping block on the top, so that both sides of the ingot are exposed. At this time, when the ingot moves in the horizontal working channel with the ingot clamping device, the two opposite sides of the ingot are ground by the grinding heads on the two side walls of one end of the transverse working channel, so as to realize the crystal ingot One-shot grinding of two sides.

Therefore, the grinding device of the square crystal ingot described in the utility model can improve the processing efficiency and reduce the processing cost. When the crystal ingot is ground, the two opposite sides of the crystal ingot can be ground at the same time; The tumbling process of the ingot can be simplified, the surface grinding efficiency of the ingot can be improved, and the structure is simple and easy to operate.

Description of drawings

Fig. 1 is the three-dimensional view of the surface grinding device of square ingot in the utility model embodiment;

Fig. 2 is the front view of the grinding device of the square ingot in the utility model embodiment;

Fig. 3 is the top view of the grinding device of the square ingot in the utility model embodiment;

Fig. 4 is the end view of the grinding device of the square crystal ingot in the embodiment of the utility model;

Fig. 5 is A-A sectional view of Fig. 3;

Fig. 6 is a perspective view of the ingot clamping device in the embodiment of the present invention;

Fig. 7 is a front view of the ingot clamping device in the embodiment of the present invention;

Fig. 8 is a top view of the ingot clamping device in the embodiment of the present invention;

Fig. 9 is a B-B sectional view of Fig. 8;

Fig. 10 is a C-C sectional view of Fig. 7;

Marked in the figure: 1-body, 2-transverse working slot, 3-grinding device, 4-guide rail, 5-rotating screw, 6-clamping device for ingot, 61-bottom plate, 62-vertical telescopic device, 63-support frame, 64-horizontal telescopic device, 65-clamping block, 66-support plate, 67-support rib, 68-chute, 69-sliding clamp block, 610-screw drive motor, 611-baffle plate , 612-screw mandrel, 613-projection, 614-support block, 616-groove, 7-screw mandrel rotation drive motor, 8-base, 9-cleaning liquid nozzle.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

As shown in Figures 1 to 10, the grinding device for square crystal ingots described in the present invention includes a body 1, and a horizontal working cavity 2 is arranged in the body 1;

The bottom of the transverse working cavity 2 is provided with an ingot clamping device, and one end of the body 1 is provided with a discharge window 11; both sides of the body 1 are provided with a grinding device 3; the grinding device 3 has a grinding head 31 which extends into the transverse working cavity 2;

The grinding device 3 includes a mount 34; a gearbox 33 is slidably installed on the mount 34; a grinding drive motor 35 is arranged above the gearbox 33; Connect; the gearbox 33 has an output transmission shaft, the output transmission shaft is provided with a grinding head 31, and the grinding head 31 is provided with a rolling grinding wheel 32;

The crystal ingot clamping device includes a bottom plate 61; two vertical telescopic devices 62 are arranged on the bottom plate 61; a support plate 66 is provided at the upper end of the vertical telescopic device 62; two ends of the support plate 66 are provided with There is a baffle plate 611; the support plate 66 is provided with two sliding clamps 69; the support plate 66 is provided with a chute 68; the lower end of the sliding clamp 69 is provided with a bump 613;

The projection 613 extends through the chute 68 to below the support plate 66; the support plate 66 is provided with a screw mandrel 612 and a screw drive motor 610 that drives the screw mandrel 612 to rotate; the screw mandrel 612 passes through the slide clamp The projection 613 at the bottom of the block 69; the projections 613 at the lower ends of the two sliding clamps 69 are threadedly engaged with the screw mandrel 612, and the projections 613 at the lower ends of the two sliding clamps 69 are in the opposite direction to the threads of the screw mandrel 612;

Both ends of the base plate 61 are provided with a support frame 63, and two vertical telescopic devices 62 are located between the support frames 63 at the two ends of the base plate 61; the upper end of the support frame 63 is provided with a horizontal telescopic device 64; the horizontal telescopic device One end of 64 is provided with a clamping block 65; the clamping block 65 is located between the support frames 63 at both ends of the bottom plate 61; the bottom plate 61 is slidably installed in the horizontal working cavity 2 through a horizontal linear drive device; The wheel 32 is located on one side of the bottom plate 61 and above the bottom plate 61 .

During the working process, the ingot clamping device 6 is first moved to the end of the machine body 1 provided with the discharge window through the horizontal linear drive device, and then the crystal ingot is placed on the ingot clamping device 6 in the discharge window, through the crystal ingot The rod clamping device 6 clamps the crystal rod.

In the process of clamping the crystal rod, the crystal rod clamping device 6 first places the crystal rod between the two sliding clamping blocks 69 on the support plate 66, and then drives the motor 610 through the screw rod to make the screw rod 612 rotate, so that The sliding clamping block 69 is clamped inwardly so that the crystal bar is centered and clamped, and then the horizontal telescopic device 64 is started to make the clamping block 65 clamp the crystal bar; then the sliding clamping block 69 is released by starting the screw drive motor 610, so that The sliding clamp block 69 releases the crystal rod, and then the vertical telescopic device 62 is activated to lower the support plate 66 away from the crystal rod, and the sliding clamp block 69 is lowered to the bottom of the crystal rod; through the above steps, the clamping of the crystal rod is realized .

Then start the grinding device 3, and start the horizontal linear drive device at the same time, so that the crystal bar passes through the grinding device 3, and realizes the automatic grinding of the two sides of the crystal bar through the grinding heads 31 on the two side walls of the transverse working cavity 2.

At the same time, the length of the grinding head 31 extending into the transverse working channel 2 can be adjusted by adjusting the position of the gearbox 33 on the mounting seat 34 , so as to adjust the grinding amount.

In summary, the grinding device for the square crystal ingot described in the utility model is provided with a horizontal working channel in the body, and a grinding head is provided on the side wall of one end of the horizontal working channel, and at the same time The bottom of the working channel is provided with a slidable ingot clamping device. Secondly, since the crystal ingot clamping device is provided with a vertical telescopic device, and a support plate is provided on the upper end of the vertical telescopic device, and two sliding clamps driven by a screw rod are arranged on the support plate, so the sliding clamp can realize Clamp and center the square crystal ingot, and then realize the clamping of the crystal ingot through the horizontal telescopic devices at both ends of the bottom plate; then loosen the sliding clamp to make the vertical telescopic device descend; and then through the horizontal telescopic devices at both ends of the crystal ingot Clamp the clamping block on the top, so that both sides of the ingot are exposed. At this time, when the ingot moves in the horizontal working channel with the ingot clamping device, the two opposite sides of the ingot are ground by the grinding heads on the two side walls of one end of the transverse working channel, so as to realize the crystal ingot One-shot grinding of two sides.

Therefore, the grinding device of the square crystal ingot described in the utility model can improve the processing efficiency and reduce the processing cost. When the crystal ingot is ground, the two opposite sides of the crystal ingot can be ground at the same time; The tumbling process of the ingot can be simplified, the surface grinding efficiency of the ingot can be improved, and the structure is simple and easy to operate.

In order to facilitate the operation, preferably, the horizontal linear drive device includes the root parallel guide rails 4 arranged at the bottom of the transverse working cavity 2 and the rotating screw 5 provided between the guide rails 4; Rotate the screw mandrel that the screw mandrel 5 rotates and rotate the drive motor 7;

The bottom surface of the bottom plate 61 is provided with a bottom bump 615 and a groove 616 matching with the guide rail 4; 615 thread fit.

In order to reduce the cost, preferably, the horizontal linear driving device adopts a slide table, and the bottom plate 61 is fixedly installed on the slide block of the slide table.

In order to prevent the ingot from falling after being clamped by the clamps at both ends, further, a support block 614 is arranged above the bottom plate 61 ; the support block 614 is located between the two vertical telescopic devices 62 .

For ease of control, preferably, both the horizontal expansion device 64 and the vertical expansion device 62 use hydraulic cylinders.

In order to facilitate the positioning and centering of the ingot, further, the upper end of the sliding clamping block 69 is wedge-shaped.

In order to facilitate control, preferably, the screw drive motor 610 adopts a stepping drive motor.

In order to realize the cleaning of the ingot after grinding, further, a discharge window 11 is provided on the side wall at one end of the transverse working cavity 2 , and a cleaning liquid nozzle 9 is provided on the side wall at the other end.

In order to facilitate the installation of the equipment, further, an installation base 8 is provided under the body 1 .

Claims (9)

1. the grinding device of square crystal rod, it is characterised in that: including body (1), it is logical that laterally work is provided in the body (1) Chamber (2)；

The bottom of laterally work cavity (2) is provided with crystal bar clamping device, and one end of the body (1) is provided with blowing window Mouth (11)；The two sides of the body (1) are provided with grinding attachment (3)；The grinding attachment (3) has grinding machine head (31), institute Grinding machine head (31) is stated to extend in laterally work cavity (2)；

The grinding attachment (3) includes mounting base (34)；Gearbox (33) are slidably fitted on the mounting base (34)；The change Grinding driving motor (35) is provided with above fast case (33)；The grinding driving motor (35) and gearbox (33) are sequentially connected； The gearbox (33) has take-off (propeller) shaft, is provided with grinding machine head (31) on the take-off (propeller) shaft, the grinding machine head (31) On be provided with barreling grinding wheel (32)；

The crystal bar clamping device, including bottom plate (61)；There are two vertical telescopic device (62) for setting on the bottom plate (61)；Institute It states vertical telescopic device (62) upper end and is provided with support plate (66)；The both ends of the support plate (66) are provided with baffle (611)；Institute Stating setting on support plate (66), there are two slide fixture block (69)；Sliding slot (68) are provided on the support plate (66)；The sliding Fixture block (69) lower end is provided with convex block (613)；

The convex block (613) passes through sliding slot (68) and extends to below support plate (66)；Silk is provided with below the support plate (66) Bar (612) and the screw drive motor (610) of driving screw rod (612) rotation；The screw rod (612) passes through sliding fixture block (69) The convex block (613) of lower part；The convex block (613) of two sliding fixture block (69) lower ends is threadedly engaged with screw rod (612), two slidings The convex block (613) of fixture block (69) lower end is contrary with being threadedly engaged for screw rod (612)；

The both ends of the bottom plate (61) are provided with support frame (63), and two vertical telescopic devices (62) are located at bottom plate (61) both ends Support frame (63) between；Support frame as described above (63) upper end is provided with horizontal telescopic device (64)；The horizontal telescopic device (64) one end is provided with gripping block (65)；The gripping block (65) is located between the support frame (63) at bottom plate (61) both ends；Institute Bottom plate (61) is stated to be slidably mounted in laterally work cavity (2) by horizontal linear driving device；Barreling grinding wheel (32) position In the side of bottom plate (61), and it is located at the top of bottom plate (61).

2. the grinding device of square crystal rod as described in claim 1, it is characterised in that: the horizontal linear driving device includes It is arranged in the rotary screw rod (5) being laterally arranged between company's root closed slide (4) and guide rail (4) of work cavity (2) bottom；With And the screw rod rotational drive motor (7) that laterally the driving rotary screw rod (5) of work cavity (2) one end setting rotates；

Bottom plate (61) bottom surface be provided with bottom projections (615) and with guide rail (4) matched groove (616)；The bottom plate (61) be slidably mounted on guide rail (4), the rotary screw rod (5) pass through bottom projections (615), and with bottom projections (615) spiral shell Line cooperation.

3. the grinding device of square crystal rod as described in claim 1, it is characterised in that: the horizontal linear driving device uses Slide unit, the bottom plate (61) are fixedly mounted on the sliding block of slide unit.

4. the grinding device of square crystal rod as claimed in claim 3, it is characterised in that: be provided with branch above the bottom plate (61) Bracer (614)；The supporting block (614) is located between two vertical telescopic devices (62).

5. the grinding device of square crystal rod as claimed in claim 3, it is characterised in that: the horizontal telescopic device (64) and Vertical telescopic device (62) is all made of hydraulic cylinder.

6. the grinding device of square crystal rod as claimed in claim 3, it is characterised in that: the upper end of sliding fixture block (69) is Wedge.

7. the grinding device of square crystal rod as claimed in claim 3, it is characterised in that: the screw drive motor (610) is adopted Use stepper drive motors.

8. the grinding device of square crystal rod as claimed in claim 3, it is characterised in that: described laterally work cavity (2) one end Side wall on be provided with blowing window (11), cleaning solution spray head (9) are provided on the side wall of the other end.

9. the grinding device of square crystal rod as claimed in claim 3, it is characterised in that: be provided with peace below the body (1) It fills pedestal (8).