CN212684370U - Silicon rod conveying device - Google Patents

Abstract

The utility model discloses a silicon rod conveyor, including base frame, the bracket that is used for holding up the silicon rod, be used for the lifting unit of lift bracket and be used for carrying the clamping jaw subassembly of silicon rod, lifting unit is fixed in on the base frame, lifting unit's lift end fixed connection the bracket bottom, clamping jaw subassembly span in the base frame top. This application is tight with silicon rod horizontal direction clamp through setting up clamping jaw assembly, drives the silicon rod back-and-forth movement in the horizontal direction, through setting up elevating gear for rise when needs remove by clamping jaw assembly clamp tightly and with the help of the gyro wheel back-and-forth movement on the bracket, descend and fall into the support frame after removing to target in place, through the profile modeling support of support frame and support frame upper cushion, produce when avoiding the silicon rod cutting and rock, and then reduce the loss of silicon rod.

Description

Silicon rod conveying device

Technical Field

The utility model belongs to the technical field of the equipment is cuted to the silicon rod, specifically speaking relates to a silicon rod conveyor.

Background

The existing single-wire cutting machine for the silicon single crystal rod does not distinguish the conveying platform from the cutting platform, in order to carry the silicon single crystal rod in a labor-saving manner, most of conveying devices only use a whole set of rollers to serve as the conveying platform and the cutting platform, when the silicon single crystal rod is cut, if the silicon single crystal rod is cut on the rollers, the silicon single crystal rod is easy to shake to cause poor cutting quality, and if a non-roller platform is adopted, the silicon single crystal rod is difficult to convey due to large quality.

Accordingly, further developments and improvements are still needed in the art.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, a silicon rod conveying device has been proposed. The utility model provides a following technical scheme:

the utility model provides a silicon rod conveyor, includes base frame, is used for holding up the bracket of silicon rod, is used for the lifting unit of lift bracket and is used for carrying the clamping jaw subassembly of silicon rod, lifting unit is fixed in on the base frame, lifting unit's lift end fixed connection the bracket bottom, clamping jaw subassembly span in the base frame top.

Furthermore, the lifting assembly comprises a spiral lifter for lifting the bracket and a speed reducer for driving the spiral lifter to move, an output shaft of the speed reducer is in transmission connection with the spiral lifter, the spiral lifter is fixedly connected with the bottom of the bracket, and the speed reducer is fixed on the base frame.

Furthermore, a guide assembly used for assisting the spiral lifter to move up and down is fixed on the side face of the spiral lifter, the guide assembly comprises a guide shaft and a linear bearing sleeved on the guide shaft, the end part of the guide shaft is vertically fixed at the bottom of the bracket, and the linear bearing is fixedly connected with the spiral lifter.

Further, the clamping jaw assembly comprises a clamping jaw used for being in contact with the silicon rod surface, a moving assembly used for moving the clamping jaw and a support used for supporting the moving assembly, the clamping jaw is arranged on the moving assembly, the moving assembly is arranged on the support, and the support is fixed on the base frame.

Furthermore, the moving assembly comprises an X-axis moving assembly for controlling the clamping jaw to move in the X-axis direction, the X-axis moving assembly comprises a support for supporting the clamping jaw, an X-axis driving assembly for driving the support to move, an X-axis sliding block for limiting the moving direction of the support and an X-axis guide rail in matched connection with the X-axis sliding block, and the X-axis sliding block and the X-axis guide rail are respectively fixed on the support and the bracket.

Further, the moving assembly comprises a Y-axis moving assembly for controlling the clamping jaw to move in the Y-axis direction, the Y-axis moving assembly is arranged at the top of the support and comprises a Y-axis driving assembly fixed at the top of the support, a Y-axis sliding groove formed in the top of the support and a Y-axis sliding block corresponding to the Y-axis sliding groove, the Y-axis sliding groove is formed in the hole in the Y-axis direction, and the upper end of the Y-axis sliding block is fixedly connected with the Y-axis driving assembly.

Furthermore, the moving assembly comprises a Z-axis buffer assembly for controlling the clamping jaw to move in the Z-axis direction, the Z-axis buffer assembly is arranged on the fixing plate, and the clamping jaw is fixed on the fixing plate through the Z-axis buffer assembly.

Furthermore, the bracket is positioned at the symmetrical axis of the base frame along the conveying direction, the bracket is provided with conveying roller assemblies distributed along the conveying direction, and the conveying roller assemblies comprise two rows of conveying rollers distributed towards the axis direction of the silicon rod.

The silicon rod support device is characterized by further comprising a support frame for supporting a silicon rod, wherein the support frame is arranged on two sides of the top of the base frame, a support inclined plane is arranged on the support frame, and the support inclined planes on the two sides are oppositely arranged in a V shape.

Furthermore, a supporting cushion is arranged on the supporting inclined plane.

Has the advantages that:

this application is tight with silicon rod horizontal direction clamp through setting up clamping jaw assembly, drives the silicon rod back-and-forth movement in the horizontal direction, through setting up elevating gear for rise when needs remove by clamping jaw assembly clamp tightly and with the help of the gyro wheel back-and-forth movement on the bracket, descend and fall into the support frame after removing to target in place, through the profile modeling support of support frame and support frame upper cushion, produce when avoiding the silicon rod cutting and rock, and then reduce the loss of silicon rod.

Drawings

Fig. 1 is a schematic view of a silicon rod conveying device according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the bracket, base frame and lifting assembly of an embodiment of the present invention;

FIG. 3 is a schematic view of a lifting assembly according to an embodiment of the present invention;

FIG. 4 is another schematic view of the lifting assembly according to an embodiment of the present invention;

fig. 5 is a schematic view of a silicon rod lifting structure of a lifting assembly according to an embodiment of the present invention;

fig. 6 is a schematic view of a silicon rod retracting and descending structure of the lifting assembly according to an embodiment of the present invention;

FIG. 7 is a schematic view of a jaw assembly according to an embodiment of the present invention;

FIG. 8 is a schematic view of a partial enlarged structure of a clamping jaw assembly A according to an embodiment of the present invention;

figure 9 is another schematic view of the jaw assembly in an embodiment of the present invention;

in the drawings:

1. a clamping jaw; 2. a moving assembly; 3. a support; 4. an X-axis drive assembly; 5. a support; 6. an X-axis slider; 7. an X-axis guide rail; 8. a clamping cylinder; 9. a Y-axis slider; 10. a Y-axis chute; 11. a fixing plate; 12. an upper spring; 13. a lower spring; 14. a movable block; 15. a clamping jaw cushion; 16. an anti-slip groove; 17. a base frame; 18. a bracket; 19. a screw elevator; 20. a housing; 21. a lifting rod; 22. a connecting flange; 23. a speed reducer; 24. a coupling; 25. a drive shaft; 26. a guide assembly; 27. a guide shaft; 28. a linear bearing; 29. a support frame; 30. a protective frame; 31. supporting the cushion.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description, together with the drawings of the present invention, clearly and completely describes the technical solution of the present invention, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustration and not for limitation of the present invention.

As shown in fig. 1 to 9, a silicon rod conveying device includes a base frame 17, a bracket 18 for supporting a silicon rod, a lifting assembly for lifting the bracket 18, and a jaw assembly for conveying the silicon rod, wherein the lifting assembly is fixed on the base frame 17, the lifting end of the lifting assembly is fixedly connected to the bottom of the bracket 18, and the jaw assembly spans over the base frame 17. Press from both sides tightly silicon rod horizontal direction through setting up clamping jaw subassembly, drive the silicon rod back-and-forth movement in the horizontal direction, through setting up lifting unit, make rise when needs remove and moved after being pressed from both sides tightly by clamping jaw subassembly, simultaneously because the existence of bracket 18, share the weight of silicon rod in vertical side, reduce the clamp force of clamping jaw subassembly in vertical side, be favorable to prolonging clamping jaw subassembly's life, practice thrift the energy loss of clamping jaw subassembly lifting silicon rod in vertical side, descend and fall into the support frame after moving to target in place, profile modeling through support frame and support cushion on the support frame, produce when avoiding the silicon rod cutting and rock, and then reduce the loss of silicon rod, guarantee cutting or cut going on smoothly of process.

Further, the lifting assembly comprises a spiral lifter 19 for lifting the bracket 18 and a speed reducer 23 for driving the spiral lifter 19 to move, an output shaft of the speed reducer 23 is in transmission connection with the spiral lifter 19, the spiral lifter 19 is fixedly connected with the bottom of the bracket 18, and the speed reducer 23 is fixed on the base frame 17. Through setting up bracket 18 on base frame 17, and at bracket 18 below fixed connection spiral elevator 19, make the silicon rod realize ascending or the decline operation on base frame 17, when connecing spiral elevator 19 to rise, the silicon rod mainly receives the support of bracket 18 this moment, bracket 18 mainly sets up in the silicon rod below, be convenient for clamping jaw 1 etc. snatch the removal subassembly 2 and snatch and remove the silicon rod, when connecing spiral elevator 19 to descend, bracket 18 and silicon rod separation, the silicon rod mainly relies on the support focus that sets up on base frame 17 on both sides to set up lower supporting seat and supports, the silicon rod focus descends this moment, and then guarantee the stability of supporting. Further, the spiral elevator 19 comprises a housing 20 and a lifting rod 21, an output shaft of the speed reducer 23 is in transmission connection with the lifting rod 21, and the end part of the lifting rod 21 is fixedly connected with the bottom of the bracket 18. The output shaft of the speed reducer 23 transmits the horizontal rotational displacement to the vertical rotational displacement of the lifting rod 21 through the turbine, so that the lifting rod 21 can ascend or descend, and the bracket 18 connected to the top end of the lifting rod 21 is driven to ascend or descend. Furthermore, a connecting flange 22 is fixed at the end of the lifting rod 21, and the outer diameter of the connecting flange 22 is larger than that of the lifting rod 21. The lifting rod 21 is fixedly connected with the bracket 18 through the connecting flange 22, the assembly is convenient due to the large outer diameter, and meanwhile the bracket 18 can be supported more stably. Further, the speed reducer 23 is in transmission connection with the spiral elevator 19 through a coupling 24. The shaft coupling 24 is arranged to prevent the coupled screw elevator 19 from bearing excessive load due to faults, so that the overload protection effect is achieved, and the service lives of the speed reducer 23 and the screw elevator 19 are prolonged. Further, the speed reducer 23 is a double-shaft speed reducer, and two ends of the double-shaft speed reducer are respectively connected with the two spiral lifters 19 through transmission shafts 25 in a transmission manner. The transmission shaft 25 synchronously transmits the linear velocity of the speed reducer 23 and pulls the linkage distance between the speed reducer 23 and the spiral elevator 19 apart, so that two spiral elevators 19 far away from each other are controlled by the double-shaft speed reducer to synchronously ascend or descend.

Further, a guide assembly 26 for assisting the spiral elevator 19 to move up and down is fixed on the side surface of the spiral elevator 19, the guide assembly 26 comprises a guide shaft 27 and a linear bearing 28 sleeved on the guide shaft 27, the end part of the guide shaft 27 is vertically fixed at the bottom of the bracket 18, and the linear bearing 28 is fixedly connected with the spiral elevator 19. The movement direction of the lifting rod 21 of the spiral lifter 19 is limited by the guiding action of the guiding component 26, so that the bracket 18 can only ascend or descend in the vertical direction, and the silicon rod is prevented from falling off due to the inclination of the bracket 18. The guide shaft 27 is vertically fixed, and the linear bearing 28 linearly moves on the guide shaft 27 along the guide shaft 27, so that the screw elevator 19 fixed on the linear bearing 28 vertically moves along the guide shaft 27.

Further, the clamping jaw assembly comprises a clamping jaw 1 for being in surface contact with the silicon rod in the horizontal direction, a moving assembly 2 for moving the clamping jaw 1, and a support 3 for supporting the moving assembly 2, wherein the clamping jaw 1 is arranged on the moving assembly 2, and the moving assembly 2 is arranged on the support 3. The moving assembly 2 comprises an X-axis moving assembly and a Y-axis moving assembly shaft buffer assembly which control the clamping jaw 1 to move in the X, Y, Z three-axis directions. The three axes X, Y, Z are perpendicular to each other and are taken as reference axes. The original claw-shaped clamping jaw 1 is usually in a line contact mode due to shape limitation when the silicon rod is grabbed, and when the outer surface of the silicon rod is uneven, the line contact is easily changed into point contact, so that the static friction force of the clamping jaw 1 for grabbing the silicon rod is greatly reduced, the silicon rod slipping phenomenon is easily caused, and the potential safety hazard is increased; the utility model provides a face contact clamping jaw is flat clamping jaw or arc clamping jaw, and wherein the cambered surface orientation of arc clamping jaw is unanimous with the silicon rod orientation, changes original line contact into face contact, increases the stiction force when contacting between clamping jaw 1 and the silicon rod to avoid the emergence of slippage phenomenon, through changing original hoist and mount clamping jaw 1 into the removal subassembly 2 that has buffer function, ensure the stationarity that the silicon rod removed in handling.

Further, the X-axis moving assembly comprises an X-axis driving assembly 4 used for driving the assembly to move, a support 5 used for supporting the clamping jaw 1, an X-axis sliding block 6 fixed at the bottom of the support 5 and an X-axis guide rail 7 arranged on the support 3 corresponding to the X-axis sliding block 6, and the X-axis sliding block 6 is connected to the X-axis guide rail 7 in a sliding mode. Through setting up X axle and moving the subassembly for the silicon rod can pass through the meticulous control displacement distance of drive assembly after being got by the clamp, and through parallel arrangement's X axle guide rail 7, the moving direction of restriction silicon rod is steady and can not produce the deviation. Furthermore, the X-axis driving assembly 4 comprises a gear, a rack matched with the gear and a speed reduction motor used for driving the gear to rotate, the speed reduction motor is fixed on the side face of the support 5, the gear is in transmission connection with an output shaft of the speed reduction motor, the gear is in meshing connection with the rack, and the rack is arranged on the support 3 along the X-axis direction. Through gear motor drive gear rotation, give the gear with gear motor's rotary displacement transmission, the rack is given through the meshing to the rotation of rethread gear, because the rack is fixed, its displacement changes sliding connection into the relative displacement of rack upper bracket 5, and support 5 removes, drives the silicon rod motion that clamping jaw 1 and clamping jaw 1 were got.

Further, the Y-axis moving assembly is arranged at the top of the support 5 and comprises a Y-axis driving assembly fixed at the top of the support 5, a Y-axis sliding groove 10 formed in the top of the support 5 and a Y-axis sliding block 9 arranged corresponding to the Y-axis sliding groove 10, the Y-axis sliding groove 10 is formed in a hole in the Y-axis direction, and the upper end of the Y-axis sliding block 9 is fixedly connected with the Y-axis driving assembly. Y axle spout 10 sets up to rectangular shape, and its length is not less than the difference of the biggest extension length and the minimum length of retracting of the 8 telescopic links of die clamping cylinder, ensures that Y axle slider 9 is on the cell wall of Y axle spout 10 can not be strikeed into all the time in Y axle spout 10 round trip movement all the time, and Y axle spout 10 is provided with 4, is located the both sides at 5 tops of support respectively, corresponds 4Y axle spouts 10 and is provided with 4Y axle sliders 9. Further, the Y-axis driving assembly comprises two clamping cylinders 8 which are oppositely arranged on two sides of the top of the support 5, Y-axis sliding blocks 9 are fixedly connected to the end portions of telescopic rods of the clamping cylinders 8, and fixing plates 11 used for fixing the clamping jaws 1 are fixedly connected to the lower ends of the Y-axis sliding blocks 9. The end part of the extension rod of each clamping cylinder 8 is fixedly provided with two Y-axis sliding blocks 9 which are arranged side by side, the extension directions of the extension rods of the clamping cylinders 8 are arranged oppositely, two fixing plates 11 connected to the bottoms of the two Y-axis sliding blocks 9 are arranged oppositely, and clamping jaws 1 arranged on the fixing plates 11 are arranged oppositely, so that the silicon rod can be conveniently clamped by applying pressure to two sides of the silicon rod simultaneously.

Further, the moving assembly 2 comprises a Z-axis buffer assembly for controlling the clamping jaw 1 to move in the Z-axis direction, the Z-axis buffer assembly is arranged on the fixing plate 11, and the clamping jaw 1 is fixed on the fixing plate 11 through the Z-axis buffer assembly. Through setting up Z axle buffering subassembly, the buffering is getting or putting down the influence of in-process vibrations to clamping jaw assembly pressing from both sides, avoids vibrations to lead to die clamping cylinder 8 to produce the displacement, drives the skew track of clamping jaw assembly, is favorable to prolonging die clamping cylinder 8 and clamping jaw assembly's life. Fix a position clamping jaw 1 on the gag lever post through movable block 14, make movable block 14 can only follow the gag lever post orientation and move about from top to bottom, all set up the spring through the upper and lower both sides at movable block 14, and make the spring be in the compression state of the same degree, thereby make movable block 14 reach dynamic balance under the spring pressure effect of both sides, 14 side fixed connection clamping jaws 1 of movable block, thereby make clamping jaw 1 be in dynamic balance, when clamping jaw 1 presss from both sides and gets the silicon rod and remove, upper and lower spring 13 can guarantee that the silicon rod is in the dynamic balance motion all the time in the Z axle orientation. Furthermore, the Z-axis buffer assembly further comprises a Z-axis guide rail arranged along the Z-axis direction and a Z-axis sliding block arranged corresponding to the Z-axis guide rail, the Z-axis guide rail is fixed on the fixing plate 11, and the Z-axis sliding block is fixed on the clamping jaw 1. Be provided with the Z axle guide rail through being on a parallel with spring assembly on fixed plate 11 to cooperation Z axle guide rail is connected with Z axle slider, and the opposite side fixed connection clamping jaw 1 of Z axle slider makes clamping jaw 1 along Z axle guide rail up-and-down motion when moving along Z axle direction on spring assembly, and spring assembly and Z axle guide rail, Z axle slider combined action guarantee that movable block 14 and clamping jaw 1 can not take place the upset phenomenon. Furthermore, a clamping jaw cushion 15 is arranged on the grabbing side of the clamping jaw 1. The clamping jaw cushion 15 helps to protect the silicon rod from being damaged in the clamping process, has an anti-slip effect, and meanwhile, the clamping jaw cushion 15 can also increase the contact area between the clamping jaw 1 and the silicon rod, so that the static friction force is increased, the silicon rod slipping condition is avoided, and the clamping jaw cushion is preferably a rubber clamping jaw cushion 15 or a silica gel clamping jaw cushion 15. Further, the upper surface of the clamping jaw soft cushion 15 is provided with an anti-skid groove 16 for increasing friction force. The anti-slip groove 16 can increase the contact area between the soft pad and the silicon rod, so that the static friction force for clamping the silicon rod is increased, and the slipping phenomenon is avoided.

Further, the bracket 18 is located at a symmetry axis of the base frame 17 along the conveying direction, and the bracket 18 is provided with conveying roller assemblies arranged along the conveying direction, and each conveying roller assembly comprises two rows of conveying rollers arranged towards the axis direction of the silicon rod. Through two rows of conveying rollers, the silicon rod can be supported on the conveying rollers, the wheel surface of the conveying rollers adopts the wheel surface of a soft material, the friction force between the wheel surface of the conveying rollers and the silicon rod is increased, the slipping phenomenon is avoided, and meanwhile, the conveying of the silicon rod on the conveying rollers is not influenced.

Further, the silicon rod support device further comprises a support frame 29 used for supporting the silicon rod, the support frame 29 is arranged on two sides of the top of the base frame 17, a support inclined plane is arranged on the support frame 29, and the support inclined planes on the two sides are oppositely arranged in a V shape. The V-shaped structure has a function of automatic centering, so that the silicon rod is prevented from sliding on the support frame 29, a support cushion 31 is preferably arranged on the support inclined plane, the support cushion 31 is made of soft durable materials such as rubber or silica gel, and the stability of the silicon rod on the support frame 29 is enhanced. Preferably, both sides of the support frame 29 are further provided with a protective frame 30 for preventing the silicon rod from slipping off when being lifted by the bracket 18, the protective frame 30 is fixed to both sides of the base frame 17, is provided at a height higher than the diameter of the silicon rod to be processed, and is preferably provided as a height-adjustable protective frame 30.

The controllable rising or falling of the silicon rod is realized through the matching of the bracket 18 and the lifting component, when the lifting component descends to enable the silicon rod to be at the lowest point of falling, the silicon rod is mainly supported by the supporting inclined plane of the supporting frame 29 on the base frame 17 at the moment, the static friction force borne by the silicon rod is larger at the moment and tends to be in a static state, when the lifting component ascends, the silicon rod is mainly supported by the roller wheel on the bracket 18 after the bracket 18 supports the silicon rod, therefore, the silicon rod is easy to move along with the direction of the roller wheel, at the moment, the clamping jaw component stretching over the base frame 17 is started, the clamping jaws 1 at two sides clamp the silicon rod, then the silicon rod is driven to move along with the movement of the X-axis moving component, when the silicon rod moves to a truncation area, the clamping jaws 1 release the silicon rod, the lifting component descends, the silicon rod cutting device has the advantages that the slipping-off phenomenon is avoided, the cutting and cutting operations are convenient to carry out, after the silicon rod is cut or cut, the cut silicon rod is lifted through the bracket 18 through the lifting component, so that the cut silicon rod is separated from the silicon rod before cutting due to the height difference, and the cut silicon rod is separated from the cutting area through other driving components and conveyed to a preset destination.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.

Claims (10)

1. The silicon rod conveying device is characterized by comprising a base frame, a bracket for supporting a silicon rod, a lifting component for lifting the bracket and a clamping jaw component for conveying the silicon rod, wherein the lifting component is fixed on the base frame, the lifting end of the lifting component is fixedly connected with the bottom of the bracket, and the clamping jaw component stretches over the base frame.

2. The silicon rod conveying device according to claim 1, wherein the lifting assembly comprises a screw lifter for lifting a bracket and a speed reducer for driving the screw lifter to move, an output shaft of the speed reducer is in transmission connection with the screw lifter, the screw lifter is fixedly connected with the bottom of the bracket, and the speed reducer is fixed on the base frame.

3. The silicon rod conveying device according to claim 2, wherein a guide assembly for assisting the screw elevator to move up and down is fixed to a side surface of the screw elevator, the guide assembly comprises a guide shaft and a linear bearing sleeved on the guide shaft, an end of the guide shaft is vertically fixed to the bottom of the bracket, and the linear bearing is fixedly connected with the screw elevator.

4. The silicon rod conveying device according to claim 1, wherein the clamping jaw assembly comprises clamping jaws for surface contact with the silicon rod, a moving assembly for moving the clamping jaws, and a support for supporting the moving assembly, the clamping jaws are arranged on the moving assembly, the moving assembly is arranged on the support, and the support is fixed on the base frame.

5. The silicon rod conveying device as recited in claim 4, wherein the moving assembly comprises an X-axis moving assembly for controlling the movement of the clamping jaws in the X-axis direction, the X-axis moving assembly comprises a support for supporting the clamping jaws, an X-axis driving assembly for driving the support to move, and an X-axis slider and an X-axis guide rail in matching connection therewith for defining the moving direction of the support, and the X-axis slider and the X-axis guide rail are respectively fixed on the support and the bracket.

6. The silicon rod conveying device according to claim 4, wherein the moving assembly comprises a Y-axis moving assembly for controlling the clamping jaws to move in the Y-axis direction, the Y-axis moving assembly is arranged on the top of the support and comprises a Y-axis driving assembly fixed on the top of the support, a Y-axis sliding groove formed in the top of the support and a Y-axis sliding block arranged corresponding to the Y-axis sliding groove, the Y-axis sliding groove is formed with a hole in the Y-axis direction, and the upper end of the Y-axis sliding block is fixedly connected with the Y-axis driving assembly.

7. The silicon rod conveying device as recited in claim 6, wherein the moving assembly comprises a Z-axis buffer assembly for controlling the movement of the clamping jaws in the Z-axis direction, the Z-axis buffer assembly is disposed on a fixed plate, and the clamping jaws are fixed on the fixed plate through the Z-axis buffer assembly.

8. The silicon rod conveying device according to claim 1, wherein the carriage is located at a symmetry axis of the base frame along the conveying direction, and a conveying roller assembly arranged along the conveying direction is provided on the carriage, and the conveying roller assembly comprises two rows of conveying rollers arranged in a direction toward the axis of the silicon rod.

9. The silicon rod conveying device according to claim 1, further comprising a support frame for supporting the silicon rod, wherein the support frame is disposed on two sides of the top of the base frame, and the support frame is provided with support slopes, and the support slopes on two sides are disposed oppositely in a V shape.

10. The silicon rod conveying device as recited in claim 9, wherein a support cushion is provided on the support slope.

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