CN217751111U

CN217751111U - Self-weight crystal bar clamping device

Info

Publication number: CN217751111U
Application number: CN202221496590.8U
Authority: CN
Inventors: 张龙飞; 汪佳; 宋涛; 李兆颖; 周来平
Original assignee: Xuzhou Jingrui Semiconductor Equipment Technology Co ltd
Current assignee: Xuzhou Jingrui Semiconductor Equipment Technology Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-11-08
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a dead weight formula crystal bar clamping device, include: a support; the supporting plate is used for supporting the conical part at the bottom of the crystal bar and is vertically arranged at the lower part of one side of the bracket; the holding and clamping assembly comprises two symmetrically arranged holding clamps, and the holding and clamping assembly is horizontally connected to the bracket in a sliding manner; one end of the force transmission mechanism is connected with the supporting plate, the other end of the force transmission mechanism is connected with the clamping component, when the crystal bar is placed on the supporting plate, the supporting plate descends, and the supporting plate drives the two clamps of the clamping component to move oppositely through the force transmission mechanism, so that the two clamps clamp the crystal bar; and when the crystal bar is separated from the supporting plate, the two reset springs respectively contract and pull the holding clamps connected with the two reset springs, and the two holding clamps move back to back so that the two holding clamps have openings allowing the crystal bar to pass through.

Description

Self-weight crystal bar clamping device

Technical Field

The utility model relates to a get crystal bar device processing technology field, specifically be a dead weight formula crystal bar clamping device.

Background

In the production process of the hard shaft single crystal furnace, the crystal bar needs to be taken down from a sub-furnace chamber of the hard shaft single crystal furnace. The position of the crystal bar is vertical at this moment, the crystal bar needs to be clamped and fixed by a tool, and then the crystal bar can be taken down. The purpose of clamping the crystal bar is to prevent the crystal bar from falling or falling down when being taken.

The existing crystal bar clamping method is to utilize a motor reducer to drive one or more pairs of holding clamps to move oppositely along a guide rail so as to clamp a crystal bar. Therefore, an electric speed reducer and a series of complex transmission mechanisms for electric control are required, an additional power supply is required, the investment cost of equipment is high, and safety risks in the aspect of electricity exist at the same time.

SUMMERY OF THE UTILITY MODEL

The technical insufficiency to the existence of the utility model aims to provide a dead weight formula crystal bar clamping device to solve the problem of proposing in the background art.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a dead weight formula crystal bar clamping device, include:

a support;

the supporting plate is used for supporting a conical part at the bottom of the crystal bar and is vertically arranged at the lower part of one side of the bracket;

the clamping assembly comprises two symmetrically arranged clamping devices, and the clamping assembly is horizontally connected to the bracket in a sliding manner;

the force transmission mechanism is connected with one end of the force transmission mechanism and the supporting plate, the other end of the force transmission mechanism is connected with the clamping component, when the crystal bar is placed on the supporting plate, the supporting plate descends, the supporting plate drives the two clamps of the clamping component to move oppositely through the force transmission mechanism, so that the two clamps clamp the crystal bar in an encircling manner, and the clamping component is in a clamping state;

the crystal bar clamping device comprises two reset springs, wherein the two reset springs are horizontally arranged, one ends of the reset springs are fixed on side frames of the support, the other ends of the reset springs are fixed on the holding clamps, when the crystal bar is separated from the supporting plate, the two reset springs respectively contract and pull the holding clamps connected with the reset springs, the two holding clamps move back to back, so that the two holding clamps have openings allowing the crystal bar to pass through, and the holding clamp assembly is in an open state.

In some embodiments of the present invention, the holding and clamping assembly is fixed on the bracket through a horizontal sliding mechanism.

In some embodiments of the present invention, the horizontal sliding mechanism includes a horizontal guide rail and a horizontal slider, the horizontal guide rail is horizontally installed on the bracket, two horizontal sliders and a horizontal guide rail are installed respectively in two holding clamps of the holding clamp assembly.

In some embodiments of the present invention, a bottom of one side of the bracket is vertically and integrally connected to a limiting plate, and the limiting plate is located below the supporting plate;

and the bracket is respectively provided with limit stops at two sides of each horizontal guide rail so as to prevent the horizontal slide block from separating from the horizontal guide rails when moving backwards.

The utility model discloses an in some embodiments, power transmission device includes pull rod and redirection subassembly, the bottom of pull rod is vertical to be fixed on the layer board, the pull rod is held the clamp through redirection subassembly and two of embracing the clamp subassembly and is connected, redirection subassembly is used for converting the up-and-down motion of pull rod into the horizontal motion of embracing the clamp.

The utility model discloses an in some embodiments, change to the subassembly and include connecting plate, two fixed pulleys and two wire rope, the connecting plate is fixed on the pull rod, and two fixed pulley symmetries set up in the both sides of pull rod, and two fixed pulleys are located two below of embracing the clamp respectively, two wire rope's one end is fixed on the connecting plate, and its other end is walked around the fixed pulley after-fixing and is embraced on the clamp.

The utility model discloses a some embodiments still include spacing subassembly, spacing subassembly includes supporting sleeve and installation fixed plate, the supporting sleeve sets up with the pull rod is coaxial, the internal diameter of supporting sleeve is greater than the diameter of pull rod, the upper end of pull rod is worn out from the supporting sleeve, the supporting sleeve is gone up the level and is fixed with the installation fixed plate, the installation fixed plate is fixed in on the horizontal pole of support.

The utility model discloses an in some embodiments, still include vertical slide mechanism, vertical slide mechanism vertical install in the lower part of support, vertical slide mechanism include vertical slide rail and match the vertical slider that suits with vertical slide rail, vertical slider can dismantle be fixed in the layer board is close to one side middle part of support.

In some embodiments of the present invention, the holding clamp assembly is a plurality of holding clamp assemblies, and the holding clamp assemblies are arranged on the bracket from top to bottom at intervals.

In some embodiments of the present invention, a plurality of supporting brackets are fixed on one side of the support from top to bottom at intervals for supporting the ingot when the self-weight ingot clamping device is horizontally placed.

The beneficial effects of the utility model reside in that:

(1) The utility model discloses a dead weight formula crystal bar clamping device utilizes the weight of crystal bar self, pushes down the layer board for the layer board moves along vertical guide rail downwards, thereby drives the pull rod downstream together, and wire rope on the pull rod is pulled downwards simultaneously, and through the fixed pulley of installation, wire rope's application of force direction can change 90, thereby drives to embrace to press from both sides and draw close to the centre along horizontal guide rail, has realized pressing from both sides tightly to the crystal bar. When the crystal bar is taken down, the holding clamp is reset by utilizing the reset spring.

(2) The utility model discloses a dead weight formula crystal bar clamping device utilizes the principle of gravity to carry out the auto-lock, need not extra power, has saved a series of complicated drive mechanism of electric speed reducer and electric control, itself also need not extra power, has practiced thrift the investment cost of equipment, has improved the security in the electrical aspect.

(3) The utility model discloses one side from the top down interval of well support is fixed with a plurality of supports and holds in the palm, and when dead weight formula crystal bar clamping device level was placed, the crystal bar held in the palm through a plurality of supports and is supported, and dead weight formula crystal bar clamping device supports simultaneously and holds in the palm and can not exert an influence to embracing the effect of holding tightly of pressing from both sides the subassembly under vertical state.

(4) The utility model discloses still install spacing subassembly on the well support, spacing subassembly includes supporting sleeve and installation fixed plate, and supporting sleeve and the coaxial setting of pull rod, the internal diameter of supporting sleeve are greater than the diameter of pull rod, and the upper end of pull rod is worn out from the supporting sleeve, and the level is fixed with the installation fixed plate on the supporting sleeve, and the installation fixed plate is fixed in on the support. So, when the pull rod up-and-down motion, can keep linear motion, effectively solve and become the pull rod slope after long-time the use to influence and embrace the clamp and hold the effect tightly, influence crystal bar clamping device's life's problem.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a self-weight type ingot clamping device according to an embodiment of the present invention;

FIG. 2 is a schematic view of another perspective structure of a self-weight type ingot clamping device according to an embodiment of the present invention;

FIG. 3 is a rear view of a self-weight ingot clamping device according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a force transfer mechanism and a support plate of the present invention;

fig. 5 is a schematic structural diagram of a dead weight type ingot clamping device after hiding a clamp assembly according to an embodiment of the present invention.

FIG. 6 is a side view of a self-weight ingot clamping device according to an embodiment of the present invention;

FIG. 7 is a schematic view of a clamping assembly when the mid-gravity type ingot clamping device according to the present invention is horizontally disposed;

fig. 8 is a schematic structural view of a middle clamp according to the present invention;

fig. 9 is a schematic structural view of a self-weight type ingot clamping device according to an embodiment of the present invention.

Description of reference numerals:

the device comprises a support 10, a supporting plate 20, a clamping component 30, a force transmission mechanism 40, a horizontal sliding mechanism 50, a limiting component 60, a vertical sliding mechanism 70, a return spring 80 and a crystal bar 90;

the limiting plate 11, the clamping shaft 12, the supporting bracket 13 and the groove 131;

a shielding plate 21;

the clamp 31, the backing plate 32 and the clamping groove 33;

the device comprises a pull rod 41, a redirection component 42, a connecting plate 421, a fixed pulley 422 and a steel wire rope 423;

horizontal guide rail 51, horizontal slider 52;

a support sleeve 61 for mounting a fixing plate 62;

vertical slide rails 71 and vertical sliders 72.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.

Example (b):

a dead weight type ingot clamping apparatus according to an embodiment of the present invention will be described with reference to fig. 1 to 9.

As shown in fig. 1, the self-weight type crystal bar clamping device according to the present invention comprises: support 10, layer board 20, embrace and press from both sides subassembly 30 and power transmission mechanism 40.

Referring to fig. 2 and 5 in particular, the bottom of one side of the bracket 10 is vertically and integrally connected with a limiting plate 11, the limiting plate 11 is located below the supporting plate 20, the limiting plate 11 is used for limiting the supporting plate 20, and when the supporting plate 20 descends to the limiting plate 11, the descending is stopped.

Referring to fig. 1, 2 and 4, a support plate 20 is vertically arranged at a lower portion of one side of the support 10, and the support plate 20 is used for supporting a conical portion at the bottom of the ingot 90; the supporting plate 20 is arranged in parallel with the limiting plate 11, the protecting plate 21 is vertically fixed on one side of the supporting plate 20 close to the support 10, and the protecting plate 21 is arranged to protect the crystal bar 90 on one hand and facilitate installation of the horizontal sliding block 52 and the pull rod 41 on the other hand.

Referring to fig. 1-2 and 7-8, the clamping assembly 30 includes two symmetrically disposed clamping devices 31, the two clamping devices 31 jointly define a clamping groove 33 for clamping the ingot 90, the clamping assembly 30 is horizontally slidably connected to the support 10, the clamping assembly 30 and the supporting plate 20 are located on the same side of the support 10, the two clamping devices 31 have an opening state and a clamping state, when the two clamping devices 31 are in the opening state, the two clamping devices 31 are relatively far away from each other to form an opening for allowing the ingot 90 to pass through, when the two clamping devices 31 are in the clamping state, the two clamping devices 31 are adjacent to each other, and the inner side walls of the two clamping devices 31 clamp the ingot 90;

referring to fig. 1, 2 and 4, one end of the force transmission mechanism 40 is connected to the supporting plate 20, and the other end is connected to the clamping assembly 30, when the ingot 90 is placed on the supporting plate 20, the supporting plate 20 descends, and the supporting plate 20 drives the two clamps 31 of the clamping assembly 30 to move towards each other (move towards each other) through the force transmission mechanism 40, so as to form a clamping state.

In some embodiments of the present invention, referring to fig. 1 and 2, there are a plurality of clasping assemblies 30, for example, 2 to 10 clasping assemblies, preferably 2 to 4 clasping assemblies 30 are disposed on the support 10 at intervals from top to bottom, and the clasping assemblies 30 are disposed in plurality, so as to enhance clasping effect and prevent toppling.

In some embodiments of the present invention, referring to fig. 1, fig. 2 and fig. 5, the clasping assembly 30 is fixed on the bracket 10 by a horizontal sliding mechanism 50, and the opening and clasping of the clasping assembly 30 are realized by sliding. The horizontal sliding mechanism 50 comprises a horizontal guide rail 51 and two horizontal sliding blocks 52 matched with the horizontal guide rail 51, the horizontal guide rail 51 is horizontally arranged on the support 10, the two horizontal sliding blocks 52 are respectively fixed on one sides, close to the support 10, of the two clasps 31 in a threaded manner, and the two horizontal sliding blocks 52 are in sliding fit with the horizontal guide rail 51. The number of horizontal sliding mechanisms 50 is the same as the number of clamping assemblies 30. When the two clasps 31 are in the open state, the two clasps 31 slide to the two ends of the horizontal guide rail 51, and when the two clasps 31 are in the clamping state, the two clasps 31 slide to the middle of the horizontal guide rail 51 to realize the clamping state. Further, the bracket 10 is provided with limit stoppers (not shown) respectively at both sides of each horizontal guide rail 51 to prevent the two horizontal sliders 52 of each horizontal guide rail 51 from being separated from the horizontal guide rail 51 when moving back.

Referring to fig. 1 to 3, in order to facilitate the resetting of the clamp assembly 30, that is, after the ingot 90 is separated from the supporting plate 20, the clamp assembly 30 is automatically and rapidly restored to the open state, the dead-weight ingot clamping device further includes two return springs 80 respectively matched with the two clamps 31, the two return springs 80 are horizontally disposed, one end of each return spring 80 is fixed to the support 10, and the other end of each return spring 80 is fixed to one end of each clamp 31 close to the central axis of the support 10, and after the ingot 90 is separated from the supporting plate 20, the return springs 80 contract to pull the two clamps 31 outward to move the two clamps back (in the direction away from each other), so that the clamp assembly 30 is in the open state. At the same time, the force-transmitting mechanism 40 lifts the pallet 20.

Referring to fig. 1, 2 and 4, the force transmission mechanism 40 includes a pull rod 41 and a direction change assembly 42, the bottom of the pull rod 41 is vertically fixed on the supporting plate 20, the pull rod 41 is connected to the two clasps 31 of the clasping assembly 30 through the direction change assembly 42, and the direction change assembly 42 is used for converting the up-and-down movement of the pull rod 41 into the horizontal movement of the clasps 31.

Specifically, referring to fig. 4, the direction-changing assembly 42 includes a connecting plate 421, two fixed pulleys 422 and two wire ropes 423, the connecting plate 421 is fixed on the pull rod 41, the two fixed pulleys 422 are symmetrically disposed on two sides of the pull rod 41, the two fixed pulleys 422 are respectively located below the two clasps 31, one ends of the two wire ropes 423 are fixed on the connecting plate 421, and the other ends of the two wire ropes 423 are fixed at the bottom of the clasps 31 after passing around the fixed pulleys 422. The redirecting assemblies 42 are the same in number as the clasping assemblies 30, and each clasping assembly 30 is controlled by a corresponding redirecting assembly 42.

It can be understood that when the crystal bar 90 is placed on the supporting plate 20, the supporting plate 20 descends, the pull rod 41 is pulled downwards, during the downward movement of the pull rod 41, the steel wire rope 423 of each redirection assembly 42 is pulled simultaneously, during the downward movement of the steel wire rope 423, the two clasps 31 are pulled simultaneously to move towards each other, so that the two clasps 31 of each clasping assembly 30 approach each other to achieve a clasping state, and at this time, the return spring 80 is in a stretching state; when the ingot 90 is separated from the supporting plate 20, the return spring 80 contracts, the two clasps 31 of the clasping assembly 30 move back to form an open state, and the pull rod 41 drives the supporting plate 20 to rise to the initial height position. The degree of clasping of the two clasps 31 depends on the length of the wire 423, the shorter the wire 423 is, the closer the two clasps 31 are, and by controlling the length of the wire 423, the clasps 31 are made to approach, but the two horizontal sliding blocks 52 are prevented from colliding with each other.

Because the crystal bar 90 is heavier, generally 100-90Kg, after long-time use, the pull rod 41 is easily caused to incline, thereby affecting the holding effect of the holding clamp 31 and affecting the service life of the crystal bar clamping device, for this reason, in some embodiments of the present invention, referring to fig. 1 and fig. 4-6, in order to control the linear motion of the pull rod 41, the support 10 is further provided with a limiting assembly 60, the limiting assembly 60 includes a supporting sleeve 61 and an installation fixing plate 62, the supporting sleeve 61 is coaxially arranged with the pull rod 41, the inner diameter of the supporting sleeve 61 is greater than the diameter of the pull rod 41, the upper end of the pull rod 41 penetrates out of the supporting sleeve 61, the supporting sleeve 61 is horizontally fixed with the installation fixing plate 62, and the installation fixing plate 62 is fixed on the support 10. Further, the bearing sleeve 61 is made of a material having good lubricity, and may be made of an aluminum alloy or other realizable materials. Thus, when the pull rod 41 moves up and down, the linear movement can be maintained.

In order to control the stroke of the up-and-down movement of the supporting plate 20 and simultaneously ensure the linear movement of the supporting plate 20, in some embodiments of the present invention, referring to fig. 1 and 5, the dead weight type crystal bar clamping device further includes a vertical sliding mechanism 70, the vertical sliding mechanism 70 is vertically installed in the lower portion of the support 10, the vertical sliding mechanism 70 includes a vertical sliding rail 71 and a vertical slider 72 matched with the vertical sliding rail 71, and the vertical slider 72 is screwed in the middle of one side of the protection plate 21 close to the support 10.

In order to facilitate automation, in some embodiments of the present invention, referring to fig. 1, 3 and 6, a side of the support 10 away from the clamping assembly 30 is vertically connected to the clamping shaft 12, and the clamping shaft 12 is configured to facilitate a rotation and lifting mechanism (not shown) of the hard axis single crystal furnace to clamp the clamping shaft 12, so as to take the ingot 90 out of the single crystal furnace.

Because when the dead weight type crystal bar clamping device turned on the water level, the holding assembly 30 automatically resets to the open state, and the crystal bar 90 can not be supported by the support, in order to support the crystal bar 90 after the dead weight type crystal bar clamping device is placed on the level, in some embodiments of the utility model, as shown in 5, a plurality of support brackets 13 are fixed on one side of the support 10 from top to bottom at intervals, and the middle part of the support bracket 13 is sunken to the direction close to the support 10 to form a groove 131 for partially accommodating the crystal bar. Referring to fig. 5 and 7, when the deadweight type ingot clamping device is horizontally disposed, the lowest end of the groove 131 is flush with the lowest end of the clamping groove 33 of the clamping assembly 30, after the deadweight type ingot clamping device is horizontally disposed, the ingot 90 is supported by the plurality of supporting brackets 13, and meanwhile, when the deadweight type ingot clamping device is in a vertical state, the supporting brackets 13 do not affect the clasping effect of the clamping assembly 30.

In order to prevent to embrace and press from both sides 31 and support 13 and produce wearing and tearing to boule 90, some embodiments of the utility model, refer to as shown in 1, the inboard of embracing the clamp 31 is equipped with backing plate 32, supports to be equipped with backing plate 32 in the recess 131 of holding in the palm 13, when embracing the clamp 31 and hug closely, through backing plate 32 and boule 90 contact, utilize backing plate 32 to adopt carbon-carbon composite, CFC material promptly, can be high temperature resistant to adapt to the boule 90 of the high temperature state of just coming out of the stove, can prevent to embrace the rigid material of clamp 31 and produce the damage to boule 90, guarantee the quality of boule 90.

The working principle is as follows:

referring to fig. 9, before getting crystal bar 90, the utility model discloses a dead weight formula crystal bar clamping device is in open mode (initial condition), when getting the crystal bar, centre gripping axle 12 is cliied with hoist mechanism through the rotation of single crystal growing furnace, place dead weight formula crystal bar clamping device into the auxiliary furnace indoor, it just gets into to crystal bar 90 to embrace the opening that presss from both sides subassembly 30, make crystal bar 90 be in at last embracing and press from both sides the subassembly 30, the central axis of layer board 20 is on same straight line with the central axis of crystal bar 90, move crystal bar 90 downwards, crystal bar 90 is put on layer board 20, crystal bar 90's gravity pushes down layer board 20, make layer board 20 move along vertical guide rail 71 downwards, thereby drive pull rod 41 downstream together, wire rope 423 on pull rod 41 is pulled downwards simultaneously, fixed pulley 422 through the installation, wire rope 423's application of force direction can change 90, thereby drive embrace and press from both sides 31 and draw close to the centre along horizontal guide 51, the clamp to crystal bar 90 has been realized pressing from both sides tightly.

Crystal bar 90 is followed the utility model discloses a dead weight formula crystal bar clamping device takes out the back, and the crystal bar gravity that is used in on layer board 20 gets rid of, utilizes the reset spring 80 of fixing on support 10, outwards draws two armful clamps 31 of embracing clamp assembly 30, has realized embracing the requirement that presss from both sides 31 and reset. Meanwhile, the steel wire rope 423 and the supporting plate 20 move downwards to realize resetting.

In the description of the present invention, it should be understood that the term "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicates the position or positional relationship indicated based on the drawings, and is only for convenience of description, and does not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A self-weight type crystal bar clamping device is characterized by comprising:

a support;

the supporting plate is used for supporting the conical part at the bottom of the crystal bar and is vertically arranged at the lower part of one side of the bracket;

the clamping component comprises two symmetrically arranged clamping clamps, and the clamping component is horizontally connected to the bracket in a sliding manner;

2. The apparatus of claim 1, wherein the clamp assembly is secured to the support by a horizontal slide mechanism.

3. The apparatus of claim 2, wherein the horizontal sliding mechanism comprises a horizontal rail and a horizontal slider, the horizontal rail is horizontally mounted on the support, two horizontal sliders are respectively mounted on two clamps of the clamp assembly, and the two horizontal sliders are slidably engaged with the horizontal rail.

4. The self-weight ingot clamping device as claimed in claim 3, wherein a bottom of one side of the support is vertically and integrally connected with a limiting plate, and the limiting plate is located below the supporting plate;

and limit stop blocks are respectively arranged on two sides of the horizontal guide rail of the bracket.

5. The self-weight crystal bar clamping device according to claim 4, wherein the force transmission mechanism comprises a pull rod and a direction change assembly, the bottom of the pull rod is vertically fixed on the supporting plate, the pull rod is connected with the two clasps of the clasping assembly through the direction change assembly, and the direction change assembly is used for converting the up-and-down movement of the pull rod into the horizontal movement of the clasps.

6. The self-weight crystal bar clamping device as claimed in claim 5, wherein the direction-changing assembly comprises a connecting plate, two fixed pulleys and two steel wires, the connecting plate is fixed on the pull rod, the two fixed pulleys are symmetrically arranged on two sides of the pull rod, the two fixed pulleys are respectively positioned below the two clasps, one ends of the two steel wires are fixed on the connecting plate, and the other ends of the two steel wires are fixed on the clasps after passing around the fixed pulleys.

7. The apparatus of claim 6, further comprising a limiting assembly, wherein the limiting assembly comprises a supporting sleeve and a fixing plate, the supporting sleeve is coaxially disposed with the pull rod, the inner diameter of the supporting sleeve is larger than the diameter of the pull rod, the upper end of the pull rod penetrates out of the supporting sleeve, the fixing plate is horizontally fixed on the supporting sleeve, and the fixing plate is fixed on the support.

8. The self-weight type crystal bar clamping device according to any one of claims 1 to 7, further comprising a vertical sliding mechanism, wherein the vertical sliding mechanism is vertically installed at the lower part of the support, the vertical sliding mechanism comprises a vertical sliding rail and a vertical sliding block matched with the vertical sliding rail, and the vertical sliding block is detachably fixed at the middle part of one side, close to the support, of the supporting plate.

9. The apparatus of claim 8, wherein the plurality of clamping assemblies are spaced apart from each other from top to bottom on the support.

10. The apparatus of claim 9, wherein a plurality of support brackets are fixed to one side of the support at intervals from top to bottom, and the support brackets are used for supporting the ingot when the apparatus is horizontally placed.