CN220974699U - Bagged polycrystalline silicon grabbing device - Google Patents

Abstract

The utility model discloses a bagged polycrystalline silicon grabbing device, which belongs to the technical field of polycrystalline silicon production and comprises a conveying table, a leather conveyor belt, a servo motor A, a rotating frame, a screw rod sliding rail, a sliding frame A, a fixing frame A, a sliding groove B and a sliding frame B, wherein the leather conveyor belt is arranged above the conveying table, the fixing frame A is fixedly arranged at the front and rear sides above the conveying table, the sliding groove B is embedded in the opposite surface of the fixing frame A, and the sliding frame B is arranged at the opposite position inside the sliding groove B in a sliding manner. The utility model drives the bagged polysilicon to be placed in the packaging box, and after the bagged polysilicon is loosened, the grabbing and placing treatment of one of the bagged polysilicon is completed, and after the bagged polysilicon is removed from the surface of the micro switch, the leather conveyor belt starts to operate again to convey the rest bagged polysilicon, so that after the bagged polysilicon is close to the micro switch and stops the leather conveyor belt, workers grab and place the bagged polysilicon in the same way, and the effect of stably grabbing and conveying the bagged polysilicon with different weights is facilitated.

Description

Bagged polycrystalline silicon grabbing device

Technical Field

The utility model belongs to the technical field of polysilicon production, and particularly relates to a bagged polysilicon grabbing device.

Background

The production of polysilicon is to solidify the melted simple substance silicon under supercooling condition, arrange crystal grains with different crystal orientations in the form of diamond crystal lattice, combine the crystal grains to form polysilicon, pack the polysilicon, and automatically pack the packed polysilicon by using a proper machine for grabbing materials.

According to the search, the application number is CN202220689511.9, the bagged polycrystalline silicon grabbing device and the bagged polycrystalline silicon transferring device are provided with matched saw teeth, after the bagged polycrystalline silicon is grabbed, the meshed saw teeth can stably clamp the sealing area of the packaging bag, the problem that products fall off from between two clamping plates due to overlarge weight of the products is avoided, and the transportation safety is improved; the disadvantages are as follows:

When staff uses this kind of polycrystalline silicon grabbing device in bags and polycrystalline silicon moves and carries device in bags, snatch the sawtooth of interlock can be with the stable centre gripping in sealing area of wrapping bag, avoid because of the too big problem that causes the product to drop from between two splint of product weight, the security of transportation has been improved, and when snatching the polycrystalline silicon in bags, because do not set up can make the upright device of auxiliary polycrystalline silicon in bags, can lead to the sack of polycrystalline silicon in bags easily can not produce the skew because of self unstable center, only can snatch after the manual sack of polycrystalline silicon in bags that holds up of staff, and make this kind of polycrystalline silicon in bags grabbing device and polycrystalline silicon move and carry device in bags slightly show inconveniently to the snatch of polycrystalline silicon in bags.

Disclosure of utility model

The utility model aims at: in order to solve the problem that the bagged polycrystalline silicon grabbing device and the bagged polycrystalline silicon transferring device are slightly inconvenient to grab the bagged polycrystalline silicon, the bagged polycrystalline silicon grabbing device is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a polycrystalline silicon grabbing device in bags, includes delivery table, cortex conveyer belt, servo motor A, rotating turret, lead screw slide rail, carriage A, mount A, spout B and carriage B, the cortex conveyer belt is installed to delivery table top, the front and back fixed mounting of delivery table top has mount A, mount A relative face embedding is provided with spout B, the inside relative department slip of spout B is provided with carriage B, delivery table top is close to cortex conveyer belt side fixed mounting and has servo motor A, servo motor A has the rotating turret through output shaft, rotating turret side fixed mounting has the lead screw slide rail, the lead screw slide rail side is provided with carriage A through the slider slip, the carriage A below is provided with the snatch and place the mechanism that can snatch the transportation steadily to the polycrystalline silicon in bags respectively to be provided with the sack that can carry out spacing centre gripping to the polycrystalline silicon in bags and avoid producing spacing guide conveying mechanism that drops, the carriage B outside is provided with and can carry out spacing transportation to the polycrystalline silicon in bags and prevent skew.

The limiting guide conveying mechanism is composed of a limiting groove, a guide roller, damping telescopic rods B and limiting blocks, the guide roller is arranged at the opposite position of the sliding frame B in a rotating mode through a bearing, the guide roller is arranged in a plurality of mode and is arranged in parallel at equal intervals, the limiting groove is arranged in the upper portion and the lower portion of the sliding frame B in an embedded mode, the limiting groove is formed in a plurality of mode and is arranged in parallel at equal intervals in an arc mode, the damping telescopic rods B are fixedly installed on the front portion and the rear portion of the inner wall of the sliding groove, the damping telescopic rods B are fixedly installed on the upper portion and the lower portion of the sliding frame B, springs are arranged on the outer side of the damping telescopic rods B in a matched mode, the limiting blocks are fixedly installed on the opposite faces of the end portions of the damping telescopic rods B, the limiting blocks are arranged in an arc mode, and the limiting blocks are arranged on the inner side of the limiting groove in a matched sliding mode.

The utility model provides a robot, including support frame A, support frame B, spout A, snatch the mechanism of placing, by servo motor B, support frame A, electric telescopic handle A, carriage B, gyro wheel, mount B, electric telescopic handle B, backup pad and micro-gap switch constitute, the transport bench top is close to fixed mounting between leather conveyer belt and the rotating turret has mount B, mount B side fixed mounting has electric telescopic handle B, electric telescopic handle B tip side fixed mounting has the backup pad, backup pad side fixed mounting has micro-gap switch, carriage A below fixed mounting has servo motor B, servo motor B has carriage A through output shaft connection, below fixed mounting has electric telescopic handle A, electric telescopic handle A tip below fixed mounting has carriage B, carriage B top both sides embedding is provided with spout A, the inside below of spout A is provided with snatch the frame through the slider relative slip, all be provided with the movable lever through the pivot rotation between carriage A both sides and the relative frame top of snatching, it is provided with inside through the bearing rotation that is close to spout A inside the inside gyro wheel of snatch, and agrees with sliding at the inside gyro wheel A.

The limiting anti-drop mechanism is composed of clamping grooves, damping telescopic rods A and limiting clamping plates, wherein the clamping grooves are embedded in the upper portion and the lower portion of the side of the grabbing frame and are arranged in an arc shape, the damping telescopic rods A are fixedly mounted on the upper portion and the lower portion of the side of the grabbing frame and are provided with springs in a matched mode, the limiting clamping plates are fixedly mounted on the side portions of the end portions of the damping telescopic rods A and are arranged in an arc shape, and the limiting clamping plates are arranged on the inner sides of the clamping grooves in a matched sliding mode.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. This kind of polycrystalline silicon grabbing device in bags through being provided with spacing direction conveying mechanism, can make the staff cooperate between spacing groove, guide roller, damping telescopic link B and the stopper, utilizes the stopper to freely slide in the spacing inslot side through damping telescopic link B and outside spring, adjusts the mode of guide roller interval, can improve the effect of carrying out stable transport processing to polycrystalline silicon in bags, produces the skew and influences follow-up grabbing vanning to polycrystalline silicon in bags when can avoiding polycrystalline silicon in bags to carry.

2. This kind of polycrystalline silicon grabbing device in bags is through being provided with snatchs and places the mechanism, can make the staff pass through servo motor B, support frame A, electric telescopic handle A, support frame B, spout A, snatch the frame, the movable rod, the gyro wheel, mount B, electric telescopic handle B, cooperation between backup pad and the micro-gap switch, utilize snatch the frame and pass through electric telescopic handle A free flexible, it snatchs the frame through the pivot drive and pass through the gyro wheel in spout A inboard towards relative direction slip, snatch the mode of polycrystalline silicon sack department centre gripping in bags, the convenience snatchs the effect of handling to the polycrystalline silicon in bags of different weights steadily.

3. This kind of polycrystalline silicon grabbing device in bags is through being provided with spacing anti-drop mechanism, can make the staff pass through the cooperation between clamp groove, damping telescopic link A and the spacing splint, utilize spacing splint contact polycrystalline silicon sack in bags, extrude spacing splint and drive damping telescopic link A and outside spring shrink, make the damping telescopic link A of shrink and outside spring produce the thrust to spacing splint and limit the mode in clamp inslot side with polycrystalline silicon sack in bags, can avoid pressing the polycrystalline silicon in bags to be in the effect that the mid-air becomes flexible to drop after snatching, improve and carry out better centre gripping fixed effect to polycrystalline silicon in bags.

Drawings

FIG. 1 is a schematic diagram of a front perspective view of a gripping device of the present utility model;

FIG. 2 is a schematic diagram of a schematic cross-sectional front view of a gripping device of the present utility model;

FIG. 3 is a schematic diagram of a side cross-sectional structure of a fixing frame A in the utility model;

FIG. 4 is a schematic diagram of the enlarged construction of FIG. 3A according to the present utility model;

FIG. 5 is a schematic diagram of the enlarged structure of FIG. 2B in accordance with the present utility model;

Fig. 6 is a schematic diagram of a second enlarged structure of the embodiment B in fig. 2 according to the present utility model.

The marks in the figure: 1. a conveying table; 101. a cortical conveyor belt; 102. a servo motor A; 103. a rotating frame; 104. a screw rod slide rail; 105. a sliding frame A; 106. a servo motor B; 107. a supporting frame A; 108. an electric telescopic rod A; 2. a support B; 201. a chute A; 202. a grabbing frame; 203. a movable rod; 204. a roller; 205. a clamping groove; 206. damping telescopic rod A; 207. limiting clamping plates; 3. a fixing frame A; 301. a chute B; 302. a sliding frame B; 303. a limit groove; 304. a guide roller; 305. damping telescopic rod B; 306. a limiting block; 4. a fixing frame B; 401. an electric telescopic rod B; 402. a support plate; 403. and a micro-switch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

Embodiment one: referring to fig. 1-6, a bagged polysilicon gripping device comprises a conveying table 1, a leather conveyor 101, a servo motor a102, a rotating frame 103, a screw rod sliding rail 104, a sliding frame a105, a fixing frame A3, a sliding chute B301 and a sliding frame B302, wherein the leather conveyor 101 is installed above the conveying table 1, the fixing frame A3 is fixedly installed at the front and rear of the upper part of the conveying table 1, the sliding chute B301 is embedded in the opposite surface of the fixing frame A3, the sliding frame B302 is slidably arranged at the opposite position inside the sliding chute B301, the servo motor a102 is fixedly installed above the conveying table 1 near the side of the leather conveyor 101, the servo motor a102 is connected with the rotating frame 103 through an output shaft, the screw rod sliding rail 104 is fixedly installed at the side of the rotating frame 103, the screw rod sliding rail 104 is slidably provided with the sliding frame a105 through a sliding block, a limiting and anti-dropping mechanism capable of stably gripping and conveying bagged polysilicon and a limiting and holding bag mouth capable of limiting and avoiding dropping is arranged below the sliding frame a sliding frame B302, and a limiting guide mechanism capable of limiting and conveying bagged polysilicon and preventing shifting is arranged outside the sliding frame B302.

Referring to fig. 1-4, further, the limit guiding and conveying mechanism is composed of a limit groove 303, a guide roller 304, a damping telescopic rod B305 and a limit block 306;

the opposite position of the sliding frame B302 is provided with a guide roller 304 through a bearing, a plurality of guide rollers 304 are arranged in parallel at equal intervals, a limit groove 303 is embedded in the upper and lower sides of the sliding frame B302, a plurality of limit grooves 303 are arranged in parallel at equal intervals in an arc shape, a damping telescopic rod B305 is fixedly arranged at the front and rear parts of the inner wall of the sliding groove B301 close to the upper and lower sides of the sliding frame B302, a spring is arranged outside the damping telescopic rod B305 in a matching way, a limiting block 306 is fixedly arranged at the opposite surface of the end part of the damping telescopic rod B305, the limiting block 306 is arranged in an arc shape, the limiting block 306 is arranged inside the limit groove 303 in a matching sliding way, when a worker needs to encase a plurality of packaged polysilicon bags, the packaged polysilicon bags are carried to a conveying field, the two sliding frames B302 are pushed to slide in opposite directions inside the sliding groove B301, the limiting block 306 is extruded to slide out of the limit groove 303, and drives the damping telescopic rod B305 and the outer springs to shrink, so that after a proper interval is adjusted between a plurality of material guiding rollers 304 at the opposite position of the sliding frame B302, the damping telescopic rod B305 and the outer springs pop up a limiting block 306 to slide into the inner side of one of opposite limiting grooves 303, after the sliding frame B302 is limited and fixed, a worker opens a servo motor matched with the leather conveyor belt 101 to drive through a matched driving roller, and sequentially places a plurality of bagged polycrystalline silicon on the surface of the leather conveyor belt 101 to convey, so that the bagged polycrystalline silicon moves among the plurality of material guiding rollers 304, pushes the material guiding rollers 304 to rotate through bearings, limits and conveys the bagged polycrystalline silicon to the other end of the leather conveyor belt 101, so that the bag opening of the bagged polycrystalline silicon is always positioned above, the effect of stabilizing and conveying the bagged polycrystalline silicon is improved, the method can avoid the influence of deviation generated during the conveying of the bagged polysilicon on the subsequent grabbing and boxing of the bagged polysilicon.

Referring to fig. 1, 2 and 5, further, the grabbing and placing mechanism is composed of a servo motor B106, a support frame a107, an electric telescopic rod a108, a support frame B2, a chute a201, a grabbing frame 202, a movable rod 203, a roller 204, a fixing frame B4, an electric telescopic rod B401, a support plate 402 and a micro switch 403;

a fixed frame B4 is fixedly arranged above the conveying table 1 and close to the leather conveyor belt 101 and the rotating frame 103, an electric telescopic rod B401 is fixedly arranged on the side of the fixed frame B4, a supporting plate 402 is fixedly arranged on the side of the end part of the electric telescopic rod B401, a micro switch 403 is fixedly arranged on the side of the supporting plate 402, a servo motor B106 is fixedly arranged below the sliding frame A105, the servo motor B106 is connected with a supporting frame A107 through an output shaft, an electric telescopic rod A108 is fixedly arranged below the servo motor B106, a supporting frame B2 is fixedly arranged below the end part of the electric telescopic rod A108, a sliding groove A201 is embedded in two sides above the supporting frame B2, a grabbing frame 202 is arranged below the inner part of the sliding groove A201 in a relative sliding manner through a sliding block, a movable rod 203 is arranged between two sides of the supporting frame A107 and the upper part of the opposite grabbing frame 202 in a rotating manner through a rotating shaft, a roller 204 is arranged inside the sliding frame A201 in a bearing in a way close to the front and the rear of the sliding frame 202, and the roller 204 is slidably arranged inside the chute A201, when the surface of the leather conveyor belt 101 is conveyed to the other end, and after the bagged polysilicon contacts the micro switch 403, the leather conveyor belt 101 is closed, at the moment, the servo motor B106 is controlled by a worker to drive the grabbing frames 202 at the two sides below the support frame B2 to rotate to the front and back sides of the bagged polysilicon, the support frame B2 is controlled by the electric telescopic rod A108 to lower, the movable rod 203 is driven to push the grabbing frames 202 to slide in opposite directions through the roller 204 inside the chute A201 by the rotating shaft, the sliding frame A105 is controlled by the screw sliding rail 104 to enable the two grabbing frames 202 to be mutually pressed and contacted, the bagged polysilicon bag is clamped, the sliding frame A105 is controlled by the screw sliding rail 104 to be lifted, the servo motor A102 is controlled to drive the grabbed bagged polysilicon to rotate to the other side, and a packaging box prepared in advance is arranged at the side of the conveying table 1 by the worker, the screw rod sliding rail 104 is controlled to descend the sliding frame A105, the bagged polycrystalline silicon is driven to be placed in the packaging box, the bagged polycrystalline silicon is loosened, the grabbing and placing treatment of one of the bagged polycrystalline silicon is completed, meanwhile, after the bagged polycrystalline silicon is removed from the surface of the micro switch 403, the leather conveyor belt 101 starts to operate again to convey the rest bagged polycrystalline silicon, so that the bagged polycrystalline silicon is close to the micro switch 403, after the leather conveyor belt 101 is stopped, workers grab and place the bagged polycrystalline silicon in the same manner, and the effect of stably grabbing and conveying the bagged polycrystalline silicon with different weights is facilitated.

Referring to fig. 1, 2 and 5, further, the limiting anti-falling mechanism is composed of a clamping groove 205, a damping telescopic rod a206 and a limiting clamping plate 207;

The clamping groove 205 is embedded in the upper and lower sides of the sides of one grabbing frame 202, the clamping groove 205 is arranged in an arc shape, the damping telescopic rod A206 is fixedly installed in the upper and lower sides of the other grabbing frame 202, a spring is arranged on the outer side of the damping telescopic rod A206 in a matching mode, the limiting clamp plate 207 is fixedly installed on the sides of the ends of the damping telescopic rod A206, the limiting clamp plate 207 is arranged in an arc shape, the limiting clamp plate 207 is arranged on the inner side of the clamping groove 205 in a sliding fit mode, when the two grabbing frames 202 are mutually in extrusion contact, the bagged polycrystalline silicon bag opening is clamped, the bagged polycrystalline silicon bag opening is in contact with the limiting clamp plate 207, the limiting clamp plate 207 is extruded to drive the damping telescopic rod A206 and the outer spring to contract, the damping telescopic rod A206 and the outer spring are pushed to push the bagged polycrystalline silicon bag opening to slide into the clamping groove 205, the bagged polycrystalline silicon is limited and fixed, the effect that the bagged polycrystalline silicon is loose and drops in the middle air after grabbing can be avoided, and the effect of better clamping and fixing the bagged polycrystalline silicon is improved.

Referring to fig. 1-5, further, the leather conveyer belt 101 is electrically connected with an external power supply through a matched servo motor and a control panel, the micro switch 403 is electrically connected with the servo motor matched with the leather conveyer belt 101 through a wire, and the servo motor a102, the screw rod sliding rail 104, the servo motor B106, the electric telescopic rod a108, the electric telescopic rod B401 and the micro switch 403 are electrically connected with the external power supply through the control panel.

Examples

As shown in fig. 6, in the present utility model, a clamping groove 205 is embedded in the upper and lower sides of the side of one of the gripping frames 202, the clamping groove 205 is arc-shaped, a damping telescopic rod a206 is fixedly installed in the upper and lower sides of the side of the other gripping frame 202, a spring is provided on the outer side of the damping telescopic rod a206, a limiting clamp plate 207 is fixedly installed on the side of the end of the damping telescopic rod a206, the side of the limiting clamp plate 207 is arc-shaped, the limiting clamp plate 207 is slidably arranged inside the clamping groove 205, and in addition to the embodiment, the two gripping frames 202 are provided with wavy opposite surfaces, and the opposite surfaces of the gripping frames 202 are in contact with each other.

Working principle: firstly, when a worker needs to carry a plurality of packaged bagged polycrystalline silicon to a conveying field for boxing treatment, the worker pushes two sliding frames B302 to slide towards opposite directions inside a sliding groove B301, a limiting block 306 is extruded to slide out of a limiting groove 303, a damping telescopic rod B305 and an outer spring are driven to shrink, after a proper distance is adjusted between a plurality of guide rollers 304 at opposite positions of the sliding frames B302, the damping telescopic rod B305 and the outer spring pop-up limiting block 306 slide into the inner side of one of the opposite limiting grooves 303, after the sliding frames B302 are limited and fixed, the worker opens a servo motor matched with a leather conveyor belt 101 to drive the leather conveyor belt 101 through a matched driving roller, and sequentially places the plurality of bagged polycrystalline silicon on the surface of the leather conveyor belt 101 for conveying, so that the bagged polycrystalline silicon moves between the plurality of guide rollers 304, and pushing the guide roller 304 to rotate through a bearing, carrying out limit conveying treatment on the bagged polysilicon to the other end of the leather conveyor 101, enabling the bag mouth of the bagged polysilicon to be always positioned above, carrying out stable conveying on the bagged polysilicon, closing the leather conveyor 101 after the bagged polysilicon contacts with the micro switch 403, controlling the servo motor B106 to drive the grabbing frames 202 at the two sides below the support frame B2 to rotate to the front and back sides of the bagged polysilicon by a worker, controlling the electric telescopic rod A108 to descend the support frame B2, driving the movable rod 203 to push the grabbing frames 202 to slide at the inner side of the chute A201 through the rotating shaft and the rollers 204 to slide at the opposite directions, controlling the screw slide rail 104 to descend the sliding frame A105 so that the two grabbing frames 202 are mutually in extrusion contact, finally, enabling the bag mouth of the bagged polysilicon to contact with the limit clamping plate 207, extruding the limit clamping plate 207 to drive the damping telescopic rod A206 and the outer side spring to shrink, the damping telescopic rod A206 and the outer springs are used for pushing the limiting clamp plate 207 to push the bag opening of the bagged polycrystalline silicon to slide into the clamping groove 205, after the bagged polycrystalline silicon is clamped by limiting and fixing the bag opening of the bagged polycrystalline silicon, the screw rod sliding rail 104 is controlled to lift the sliding frame A105, the servo motor A102 is controlled to drive the grabbed bagged polycrystalline silicon to rotate to the other side, after a worker places a packaging box prepared in advance on the side of the conveying table 1, the screw rod sliding rail 104 is controlled to descend the sliding frame A105, the bagged polycrystalline silicon is driven to be placed in the packaging box, the bagged polycrystalline silicon is loosened, the grabbing and placing treatment of one of the bagged polycrystalline silicon is completed, and meanwhile, the leather conveyor belt 101 starts to operate again to convey the rest bagged polycrystalline silicon after the leather conveyor belt 101 is moved away from the surface of the micro switch 403, so that the bagged polycrystalline silicon is close to the micro switch 403, and the worker grabs and places the bagged polycrystalline silicon in the same mode, thereby facilitating the effect of stably grabbing and conveying polycrystalline silicon with different weights.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. The utility model provides a polycrystalline silicon grabbing device in bags, includes delivery table (1), cortex conveyer belt (101), servo motor A (102), rotating turret (103), lead screw slide rail (104), carriage A (105), mount A (3), spout B (301) and carriage B (302), leather conveyer belt (101) are installed to delivery table (1) top, the place ahead fixed mounting that delivery table (1) top has mount A (3), mount A (3) opposite face embedding is provided with spout B (301), the inside relative department slip of spout B (301) is provided with carriage B (302), delivery table (1) top is close to leather conveyer belt (101) side fixed mounting and has servo motor A (102), servo motor A (102) have rotating turret (103) through output shaft, rotating turret (103) side fixed mounting has lead screw slide rail (104), lead screw slide rail (104) side are provided with carriage A (105) through the slider slip, its characterized in that: the device comprises a sliding frame A (105), a grabbing and placing mechanism capable of grabbing and conveying bagged polycrystalline silicon stably and a limiting and anti-falling mechanism capable of limiting and clamping a bag opening of the bagged polycrystalline silicon to avoid falling are arranged below the sliding frame A (105), and a limiting and guiding conveying mechanism capable of limiting and conveying the bagged polycrystalline silicon to prevent deviation is arranged outside the sliding frame B (302);

The grabbing and placing mechanism consists of a servo motor B (106), a support frame A (107), an electric telescopic rod A (108), a support frame B (2), a chute A (201), a grabbing frame (202), a movable rod (203), a roller (204), a fixing frame B (4), an electric telescopic rod B (401), a support plate (402) and a micro switch (403);

The utility model provides a conveyor table (1) top is close to between cortex conveyer belt (101) and rotating turret (103) fixed mounting has mount B (4), mount B (4) side fixed mounting has electric telescopic handle B (401), electric telescopic handle B (401) tip side fixed mounting has backup pad (402), backup pad (402) side fixed mounting has micro-gap switch (403), carriage A (105) below fixed mounting has servo motor B (106), servo motor B (106) have support frame A (107) through output shaft connection, below fixed mounting has electric telescopic handle A (108), electric telescopic handle A (108) tip below fixed mounting has support frame B (2), support frame B (2) top both sides embedding is provided with spout A (201), inside below of spout A (201) is provided with through the slider relative slip and snatchs frame (202), all be provided with movable rod (203) through the rotation between support frame A (107) both sides and the relative frame (202) top, it has wedge roller (204) to snatch frame A (202) the place ahead and be close to inside (201) through bearing setting up wedge roller (204).

2. A bagged polysilicon gripping apparatus as set forth in claim 1, wherein: the limiting guide conveying mechanism consists of a limiting groove (303), a guide roller (304), a damping telescopic rod B (305) and a limiting block (306);

The sliding frame B (302) is provided with a guide roller (304) through bearing rotation, the upper and lower sides of the sliding frame B (302) are embedded with limiting grooves (303), damping telescopic rods B (305) are fixedly installed on the front and rear sides of the inner walls of the sliding grooves B (301) and close to the upper and lower sides of the sliding frame B (302), springs are arranged on the outer sides of the damping telescopic rods B (305) in a matched mode, limiting blocks (306) are fixedly installed on the opposite faces of the end portions of the damping telescopic rods B (305), and the limiting blocks (306) are arranged on the inner sides of the limiting grooves (303) in a matched sliding mode.

3. A bagged polysilicon gripping apparatus as set forth in claim 1, wherein: the limiting anti-drop mechanism consists of a clamping groove (205), a damping telescopic rod A (206) and a limiting clamping plate (207);

One of them snatch the embedding of the upper and lower side of frame (202) side and be provided with double-layered groove (205), another snatch the upper and lower side of frame (202) side fixed mounting has damping telescopic link A (206), and the supporting spring that is provided with in damping telescopic link A (206) outside, damping telescopic link A (206) tip side fixed mounting has spacing splint (207), and spacing splint (207) agrees with the slip setting in double-layered groove (205) inboard.

4. A bagged polysilicon gripping apparatus as set forth in claim 2, wherein: the guide rollers (304) are arranged in parallel at equal intervals.

5. A bagged polysilicon gripping apparatus as set forth in claim 2, wherein: the limiting grooves (303) are formed in a plurality of arc-shaped equidistant parallel arrangement, and the limiting blocks (306) are formed in an arc shape.

6. A bagged polysilicon gripping apparatus as set forth in claim 3, wherein: the clamping groove (205) is arranged in an arc shape, and the side of the limiting clamp plate (207) is arranged in an arc shape.