CN217552127U - Square silicon core frustum grinding tool - Google Patents

Abstract

The utility model provides a square silicon core frustum grinding frock relates to square silicon core field. The automatic clamping device comprises a workbench and a controller, wherein a positioning assembly and a clamping assembly are arranged on the workbench, the positioning assembly comprises a second supporting rod, a baffle, a first transverse plate, a gear, a swing rod, a roller and a spring, the clamping assembly comprises a guide rod, a sliding block, a first electric push rod, a connecting rod, a clamping plate and a limiting shaft, and a through groove matched with the limiting shaft is formed in the connecting rod. The utility model discloses a locating component's setting can carry out automatic alignment to the other side silicon core, and convenient operation guarantees the precision of follow-up operation, and through the setting of centre gripping subassembly, can carry out the centre gripping to the other side silicon core and fix, and can adapt to not unidimensional square silicon core, and the practicality is strong.

Description

Square silicon core frustum grinding tool

Technical Field

The utility model provides a square silicon core frustum grinding frock relates to square silicon core field.

Background

Today, which is growing rapidly in the photovoltaic industry, 80% of the polysilicon production processes are modified siemens processes. In the modified siemens process, the heat carrier used as a heat carrier for the reduction deposition (CVD) reaction in the reduction furnace is an important prerequisite for the production of polycrystalline silicon, and the heat carrier also undergoes the evolutions from molybdenum wire or tantalum tube to silicon core. Generally, the silicon core can be round or square, and in the actual production process of the square silicon core, the square silicon core and the beam silicon core are usually bound and positioned by molybdenum wires to prevent the beam silicon core from sliding off.

Utility model patent application No. 201520979648.8 discloses a polycrystalline silicon side silicon core and overlap joint structure thereof, it sets up the toper boss on side silicon core body top, sets up the toper through-hole on the crossbeam silicon core, and the side silicon core cooperates with the crossbeam silicon core through toper boss and toper through-hole to be connected, can prevent effectively that the displacement shake from taking place for the crossbeam silicon core, fine solution traditional molybdenum filament to bind the problem that the location exists. The lapping mode needs to process a frustum at the end part of the square silicon core, needs to fix the square silicon core in the grinding process of the square silicon core frustum, and generally uses a clamp to clamp and fix the square silicon core, while the existing clamp can only be used for the square silicon core with a single size, and needs to replace the clamp when the square silicon cores with different sizes are processed, so that the working efficiency is reduced, and the practicability of the clamp is not high. Therefore, a square silicon core frustum grinding tool is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a square silicon core frustum grinding frock through the setting of locating component and clamping component, has solved the problem that current square silicon core frustum grinding frock can only fix the square silicon core of single size, the practicality is poor.

The utility model provides a square silicon core frustum grinding frock, including workstation and controller, be equipped with locating component, centre gripping subassembly on the workstation, locating component other side silicon core has the effect of automatic centering, counterpoint, locating component includes two bracing pieces of symmetrical rigid coupling on the workstation and baffle, two bracing pieces and baffle all are symmetrical about the workstation central line, the top rigid coupling of bracing piece two has diaphragm one, diaphragm one rotates and is connected with the gear, the gear is equipped with two and intermeshing about workstation central line symmetry, the equal rigid coupling of gear has the pendulum rod, the gyro wheel is all installed to the one end that the gear was kept away from to the pendulum rod, it has the fixed effect of centre gripping to articulate between the pendulum rod, centre gripping subassembly includes the guide bar that sets up about workstation central line symmetry, equal sliding connection has the slider on the guide bar, one side that the slider left mutually all is connected with electronic one, one side that the slider is relative all articulates there is the connecting rod, the one end that the slider was kept away from to the connecting rod articulates there is articulated to have the grip block, the rigid coupling has spacing axle on the workstation, open on the connecting rod have with spacing axle assorted logical groove.

The positioning assemblies are symmetrically provided with two transverse plates II, the transverse plates II are fixedly connected between the two transverse plates I, electric push rods II are symmetrically and fixedly connected to the bottoms of the transverse plates II, one ends, far away from the transverse plates II, of the electric push rods II are fixedly connected with a pressing plate, and the pressing plate is located right above the workbench. The pressing plate has a limiting effect on the longitudinal movement of the square silicon core, so that the fixing effect of the square silicon core is further improved.

The pressure plate is embedded with a first pressure sensor, and the first pressure sensor is electrically connected with the controller.

The workbench is fixedly connected with a first supporting plate, the side wall of the sliding block is fixedly connected with a second supporting plate, and the electric push rod is fixedly connected between the first supporting plate and the second supporting plate.

A first supporting rod is fixedly connected between the guide rod and the workbench.

And a second pressure sensor is embedded in the clamping plate and is electrically connected with the controller.

The utility model has the advantages that:

the utility model provides a square silicon core frustum grinding frock, through locating component's setting, can carry out automatic alignment by other side silicon core, convenient operation guarantees the precision of follow-up operation, through the setting of centre gripping subassembly, can carry out the centre gripping by other side silicon core and fix, and can adapt to not unidimensional square silicon core, and the practicality is strong.

Drawings

Fig. 1 is the utility model relates to an overall structure schematic diagram of square silicon core frustum grinding frock.

Fig. 2 is the utility model relates to a left side locating component left side view of square silicon core frustum grinding frock.

Fig. 3 is a local top view of the square silicon core frustum grinding tool of the present invention.

( 1. A swing rod; 2. a roller; 3. a work table; 4. a baffle plate; 5. a first supporting rod; 6. a guide rod; 7. a first support plate; 8. a first electric push rod; 9. a second support plate; 10. a slider; 11. a clamping plate; 12. a second supporting rod; 13. a gear; 14. a first transverse plate; 15. a transverse plate II; 16. a second electric push rod; 17. pressing a plate; 18. a spring; 19. a connecting rod; 20. a limiting shaft; 21. through groove )

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the utility model provides a square silicon core frustum grinding tool, which comprises a workbench 3 and a controller, wherein the controller adopts the prior art, the selection, installation and operation of the model are the prior art known to those skilled in the art, and therefore the description is omitted, the workbench 3 is provided with a positioning component and a clamping component, the positioning component has the functions of automatic centering and alignment for the square silicon core, the positioning component comprises a second support rod 12 and a baffle 4 which are symmetrically and fixedly connected on the workbench 3, the second support rod 12 and the baffle 4 are both symmetrical about the central line of the workbench 3, the square silicon core is placed between the baffles 4, the square silicon core is firstly preliminarily positioned by the baffle 4, the top of the second support rod 12 is fixedly connected with a first transverse plate 14, the first transverse plate 14 is rotatably connected with a gear 13, the gear 13 is provided with two parts and is meshed with each other symmetrically about the central line of the workbench 3, the gears 13 are fixedly connected with swing rods 1, one ends of the swing rods 1 far away from the gears 13 are respectively provided with a roller 2, springs 18 are hinged between the swing rods 1, specifically, the two swing rods 1 are in a symmetrical state all the time due to mutual meshing of the two gears 13, when a square silicon core enters between the rollers 2, the rollers 2 are squeezed towards two sides, so that the swing rods 1 swing outwards, the springs 18 are stretched, a driving force for swinging inwards is provided for the swing rods 1 under the action of a restoring force of the springs 18, so that the rollers 2 are clamped on two sides of the square silicon core, when the central line of the square silicon core is inconsistent with the central line of the workbench 3, the square silicon core gradually tends to the center under the action of the rollers 2, so that the purpose of automatic centering is achieved, the clamping assembly has the effect of clamping and fixing the square silicon core, the clamping assembly comprises guide rods 6 symmetrically arranged relative to the central line of the workbench 3, equal sliding connection has slider 10 on guide bar 6, one side that slider 10 kept away from mutually all is connected with electric putter 8, one side that slider 10 is relative all articulates there is connecting rod 19, connecting rod 19 keeps away from that the one end of slider 10 articulates there is grip block 11, the rigid coupling has spacing axle 20 on the workstation 3, connecting rod 19 is gone up to open have with spacing axle 20 assorted logical groove 21, specifically, spacing axle 20 arrange logical inslot 21 in and with logical groove 21 sliding connection, spacing axle 20 plays spacing effect to connecting rod 19, when slider 10 slides along guide bar 6, will drive grip block 11 through connecting rod 19 and remove.

The utility model discloses in the locating component symmetry is equipped with two, and the rigid coupling has two diaphragms 15 between two diaphragms 14, two 15 bottom symmetry rigid couplings of diaphragm have two electric putter 16, the one end rigid coupling that two diaphragm 15 were kept away from to two electric putter 16 has clamp plate 17, clamp plate 17 is located directly over workstation 3. Specifically, the second electric push rod 16 can drive the press plate 17 to press the top of the square silicon core downwards, and the square silicon core moves longitudinally to have a limiting effect, so that the fixing effect of the square silicon core is further improved.

The utility model discloses in the embedded pressure sensor that is equipped with of clamp plate 17 is one, pressure sensor links to each other with the controller electrical property. Specifically, the first pressure sensor is a prior art, and the selection of the type, how to install and how to operate are all known to those skilled in the art, so that details are not repeated, when the pressing plate 17 presses down on the square silicon core, the first pressure sensor can transmit the pressure value to the controller, and a user can read data through the controller and judge the pressure according to the data, so that the second electric push rod 16 is closed in time, and the square silicon core is prevented from being damaged due to excessive pressure.

The utility model discloses in the rigid coupling has backup pad one 7 on the workstation 3, 10 lateral wall rigid couplings of slider have backup pad two 9, 8 rigid couplings of electric putter are between backup pad one 7 and backup pad two 9.

The utility model discloses in the rigid coupling has bracing piece 5 between guide bar 6 and the workstation 3. Specifically, the first support rods 5 are symmetrically arranged at two ends of the guide rod 6, and play a role in supporting and fixing the guide rod 6.

The utility model discloses in 11 embedded pressure sensor two that are equipped with of grip block, pressure sensor two links to each other with the controller electrical property. Specifically, the second pressure sensor is a conventional pressure sensor, and the selection, installation and operation of the type of the second pressure sensor are well known to those skilled in the art, so that details are not repeated, the second pressure sensor can monitor the pressure of the opposite side silicon core of the clamping plate 11, transmit the pressure value to the controller, and enable a user to read data through the controller and judge the pressure according to the data, so that the first electric push rod 8 is timely closed, and the silicon core of the side is prevented from being damaged due to the excessive pressure.

The working principle is as follows: the utility model discloses when using, put between baffle 4 and push away workstation 3 gradually square silicon core one end, baffle 4 carries out preliminary location to the other side silicon core, when square silicon core and 2 contacts of gyro wheel, to both sides squeeze roller 2, thereby make the outside swing of pendulum rod 1, spring 18 is stretched, under the restoring force effect of spring 18, give the drive power of 1 inside swing of pendulum rod, thereby make 2 clamp tightly in the both sides of square silicon core of gyro wheel, because two gear 13 intermeshing, so two pendulum rod 1 are symmetrical all the time, when square silicon core and 3 central lines of workstation are inconsistent, will tend to the center gradually under gyro wheel 2's effect, thereby reach the purpose of automatic heart to. The first electric push rod 8 is started to drive the sliding block 10 to move along the guide rod 6, the sliding block 10 drives the clamping plate 11 to move through the connecting rod 19, when the sliding block 10 moves rightwards, the clamping plate 11 is close to the square silicon core, the square silicon core is clamped and fixed, the second electric push rod 16 is started to drive the pressing plate 17 to descend, the pressing plate 17 is pressed above the square silicon core, the square silicon core is further fixed, and the clamping plate 11 and the pressing plate 17 are adjustable, so that the square silicon core adjusting device can adapt to square silicon cores of different sizes.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims (6)

1. The utility model provides a square silicon core frustum grinding frock which characterized in that: comprises a workbench (3) and a controller, wherein the workbench (3) is provided with a positioning component and a clamping component, the positioning component comprises a second support rod (12) and a baffle (4) which are symmetrically fixedly connected on the workbench (3), the second support rod (12) and the baffle (4) are symmetrical about the center line of the workbench (3), the top of the second support rod (12) is fixedly connected with a first transverse plate (14), the first transverse plate (14) is rotatably connected with a gear (13), the gear (13) is symmetrically provided with two guide rods (6) which are symmetrically arranged about the center line of the workbench (3) and are meshed with each other, the gear (13) is fixedly connected with a swing rod (1), one end of the swing rod (1) far away from the gear (13) is provided with a roller (2), a spring (18) is hinged between the swing rods (1), the clamping component comprises a guide rod (6) which is symmetrically arranged about the center line of the workbench (3), the guide rod (6) is slidably connected with a sliding block (10), one side of the sliding block (10) away from each other is connected with a first electric push rod (8), one side of the sliding block (10) is hinged with a connecting rod (19), and one end of the connecting rod (19) is hinged with a limiting plate (11), and a through groove (21) matched with the limiting shaft (20) is formed in the connecting rod (19).

2. The square silicon core frustum grinding tool according to claim 1, characterized in that: the locating component symmetry is equipped with two, and the rigid coupling has diaphragm two (15) between two diaphragm one (14), the symmetry rigid coupling in diaphragm two (15) bottom has electric putter two (16), the one end rigid coupling that diaphragm two (15) were kept away from in electric putter two (16) has clamp plate (17), clamp plate (17) are located directly over workstation (3).

3. The square silicon core frustum grinding tool according to claim 2, characterized in that: the pressure plate (17) is embedded with a first pressure sensor, and the first pressure sensor is electrically connected with the controller.

4. The square silicon core frustum grinding tool according to claim 1, characterized in that: the workbench (3) is fixedly connected with a first supporting plate (7), the side wall of the sliding block (10) is fixedly connected with a second supporting plate (9), and a first electric push rod (8) is fixedly connected between the first supporting plate (7) and the second supporting plate (9).

5. The square silicon core frustum grinding tool according to claim 1, characterized in that: and a first support rod (5) is fixedly connected between the guide rod (6) and the workbench (3).

6. The square silicon core frustum grinding tool according to claim 1, characterized in that: and a second pressure sensor is embedded in the clamping plate (11) and is electrically connected with the controller.

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