CN217650422U - Large-size ceramic steering conveying mechanism - Google Patents

Abstract

The utility model relates to a ceramic manufacture equipment, especially a big specification pottery turns to conveying mechanism's big specification pottery turns to conveying mechanism, including the second support frame, be provided with belt conveyor assembly and cylinder conveyor assembly on the second support frame, cylinder conveyor assembly includes a plurality of transport cylinders, belt conveyor assembly includes second conveying roller and third conveying roller, second conveyor motor, second belt pulley, third belt pulley, first conveyor belt, ejector pin and jacking subassembly, cylinder conveyor assembly is located the second conveying roller with between the third conveying roller, each the ejector pin is all horizontally arranged, and each the ejector pin is located adjacent two respectively between the transport cylinder. Through setting up direction of delivery mutually perpendicular's belt conveyor components and cylinder conveyor components to utilize the ejector pin to realize the switching of ceramic plate on two conveyor components, owing to adopt and turn to perpendicularly, effectively reduced and turned to the required area of conveying mechanism.

Description

Large-size ceramic steering conveying mechanism

Technical Field

The utility model relates to a ceramic manufacture equipment, especially a big specification pottery turns to conveying mechanism.

Background

With the popularization of the assembly line technology, more and more ceramic production enterprises adopt the assembly line to carry out production, and in order to avoid the problem that the assembly line is too long to influence the arrangement of the ceramic production enterprises in a workshop, a steering conveyor is usually required to be arranged to realize steering of the assembly line. At present, a roller conveying mechanism is generally adopted in a turning conveying mechanism for ceramic plate production, and when large-size ceramic plates (namely ceramic plates with relatively large sizes) are produced, a large rotating radian is required, so that the occupied area of the whole turning conveying mechanism is relatively large.

In view of the above, the present application has made an intensive study on the above problems, and has made this invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a big specification pottery that area is less relatively turns to conveying mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a large-size ceramic steering conveying mechanism comprises a second supporting frame, wherein a belt conveying assembly and a roller conveying assembly which are vertical to each other in conveying direction are arranged on the second supporting frame, the roller conveying assembly comprises a plurality of conveying rollers which are arranged in parallel and are sequentially arranged in a horizontal straight line, a gap is formed between every two adjacent conveying rollers, the belt conveying assembly comprises a second conveying roller and a third conveying roller which are arranged in parallel, a second conveying motor used for driving the second conveying roller and/or the third conveying roller to rotate, at least two second belt pulleys fixedly connected to the second conveying roller, at least two third belt pulleys fixedly connected to the third conveying roller and respectively arranged in one-to-one correspondence with the second belt pulleys, a first conveying belt wound between the second belt pulley and the third belt pulley, at least two ejector rods respectively arranged in one-to-one correspondence with the first conveying belt and a jacking assembly used for driving the ejector rods to move up and down, the roller conveying assembly is located between the second conveying roller and the third conveying roller, the ejector rods are horizontally arranged, and the two conveying rollers are respectively located between the two adjacent ejector rods.

As an improvement of the utility model, each the strap groove that is used for holding the correspondence first conveyor belt is all offered to the upside of ejector pin.

As an improvement of the utility model, the jacking subassembly is including being located the jacking frame, at least two of cylinder conveying component below rotate respectively to be connected just each other parallel arrangement's bull stick on the second support frame and be used for driving each the bull stick pivoted jacking motor, each the bull stick is all horizontally arranged, each all at least one branch of fixedly connected with on the pole body of bull stick, each the downside of ejector pin all fixedly connected with the pole setting of being connected of jacking frame fixed connection, at least two and each of fixedly connected with rotates the lifting rod of being connected a pair of branch on the jacking frame.

As an improvement of the utility model, each all the connecting rod of the mutual parallel arrangement of fixedly connected with on the bull stick, each all rotate on the connecting rod and be connected with same synchronizing bar, fixedly connected with pulls chain or flexible haulage rope on the synchronizing bar, be connected with the reduction gear on jacking motor's the output shaft just fixedly connected with on the output shaft of reduction gear with the pull rod that the output shaft of reduction gear was arranged perpendicularly, perhaps fixedly connected with on jacking motor's the output shaft with the pull rod that jacking motor's output shaft was arranged perpendicularly, pull chain or flexible haulage rope keeps away from the one end of synchronizing bar is connected on the pull rod, just the pull rod with pull chain or the tie point of flexible haulage rope with the rotation axis dislocation arrangement of pull rod, the synchronizing bar is located on the rotation face of pull rod or with the rotation face parallel arrangement of pull rod.

As an improvement of the utility model, the belt conveyor assembly still include two respectively with the fourth conveying roller of the mutual parallel arrangement of second conveying roller, each the fourth conveying roller all is located the second conveying roller is kept away from one side of third conveying roller, just the second conveying roller is with two the fourth conveying roller is horizontal straight line and arranges in proper order, each all fixed cover is equipped with the fourth belt pulley that the mutual correspondence was arranged on the fourth conveying roller, and is corresponding to each other around being equipped with second conveyor belt between the fourth belt pulley.

By adopting the scheme, the utility model discloses following beneficial effect has:

1. through setting up direction of delivery mutually perpendicular's belt conveyor components and cylinder conveyor components to utilize the ejector pin to realize the switching of ceramic plate on two conveyor components, owing to adopt and turn to perpendicularly, effectively reduced and turned to the required area of conveying mechanism.

2. Through set up the race groove on the ejector pin, drop from the ejector pin under the elasticity effect when helping avoiding first conveyor belt to be jack-up, guarantee the stability of carrying.

3. The flexible crank-link mechanism is formed by arranging the traction chain or the flexible traction rope for connection, and the safety performance of high equipment is facilitated.

Drawings

FIG. 1 is a schematic structural diagram of a double-deck turning conveyor in an embodiment, in which parts such as a housing of a motor are omitted;

FIG. 2 is a schematic structural diagram of the lifting frame and the steering conveying mechanism in the embodiment;

FIG. 3 is a schematic view of the structure shown in FIG. 2 from another perspective;

FIG. 4 is a schematic structural diagram of a small-sized ceramic steering conveying mechanism in an embodiment;

FIG. 5 is a schematic structural diagram of another view of the small-sized ceramic turn conveying mechanism in the embodiment;

FIG. 6 is a schematic structural diagram of a large-size ceramic steering conveying mechanism in the embodiment;

fig. 7 is a schematic structural diagram of the jacking assembly in the embodiment, and parts such as the jacking motor are omitted in the diagram.

The designations in the figures correspond to the following:

10-a frame; 20-a lifting frame;

30-a small-size ceramic steering conveying mechanism; 31-a first support frame;

32-a first conveyor motor; 33-a first conveyor roller;

34-a guide wheel; 35-a first delivery wheel;

36-a drive roller;

38-a drive wheel; 39-tension roller;

40-large-size ceramic steering conveying mechanism; 41-a second support frame;

42-a belt conveyor assembly; 43-a roller conveyor assembly;

44-a transport drum; 45-drum conveyor motor;

50-a lifting mechanism; 51-first dual output shaft reducer;

52-a lifting motor; 53-first transfer lever;

54-a second dual output shaft reducer; 55-a second transmission rod;

59-chain coupling;

61-an outer circular arc beam; 62-inner circular arc beam;

63-support bars; 64-a connecting rod;

65-a guide wheel; 71-a second conveyor roller;

72-a third conveyor roller; 73-a second conveyor motor;

74-a second pulley; 75-a third pulley;

77-ejector pin;

78-a fourth conveyor roller; 79-a fourth pulley;

80-a jacking assembly; 81-jacking frames;

82-a rotating rod; 83-a jacking motor;

84-strut; 85-upright stanchion;

86-a jacking rod; 87-a connecting rod;

88-a synchronization rod; 89-a reducer;

90-pull rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to fig. 7, the present embodiment provides a double-deck turning conveyor, which includes a frame 10, a lifting frame 20 vertically and slidably connected to the frame 10, a lifting mechanism 50 for driving the lifting frame 20 to slide, and a small-sized ceramic layer turning conveying mechanism 30 and a large-sized ceramic turning conveying mechanism 40 respectively mounted on the lifting frame 20, wherein the small-sized ceramic layer turning conveying mechanism 30 and the large-sized ceramic turning conveying mechanism 40 can also be used independently.

The input end of the small-sized ceramic steering and conveying mechanism 30 and the input end of the large-sized ceramic steering and conveying mechanism 40 are located on the same vertical line, the output end of the small-sized ceramic steering and conveying mechanism 30 and the output end of the large-sized ceramic steering and conveying mechanism 40 are located on the same vertical line, and particularly in the embodiment, the small-sized ceramic steering and conveying mechanism 30 is located right above the large-sized ceramic steering and conveying mechanism 40. Therefore, when in use, the lifting frame 20 can be used for switching the positions of the small-size ceramic layer steering and conveying mechanism 40 and the large-size ceramic layer steering and conveying mechanism 30 in a vertical sliding mode, so that one steering and conveying mechanism is connected with other conveying devices of a production line.

The lifting mechanism 50 may be a conventional mechanism, such as a hydraulic cylinder lifting mechanism, in this embodiment, the lifting mechanism 50 includes a first dual output shaft reducer 51 fixedly connected to the frame 10, a lifting motor 52 having an output shaft connected to an input shaft of the first dual output shaft reducer 51, and first transmission rods 53 respectively connected to two output shafts of the first dual output shaft reducer 51 in a one-to-one manner, wherein one end of each first transmission rod 53, which is far away from the first dual output shaft reducer 51, is connected to a second dual output shaft reducer 54, two output shafts of each second dual output shaft reducer 54 are connected to second transmission rods 55, which are arranged perpendicular to the first transmission rods 53, one end of each second transmission rod 55, which is far away from the corresponding second dual output shaft reducer 54, is connected to an upper sprocket, in addition, a lower sprocket is arranged in one-to-one correspondence to each upper sprocket is arranged at the lower portion of the frame 10, a lifting chain is wound between the upper sprocket and the lower sprocket arranged in correspondence to each other, and the lifting frame 20 is simultaneously and fixedly connected to each lifting chain, so that the four chains 58 can be used to pull the lifting frame 20, thereby ensuring the smoothness of the lifting action.

Preferably, in this embodiment, each first transmission rod 53 and each second transmission rod 55 are connected to the corresponding dual output shaft speed reducer through a chain coupling 59, so that chain wheels are disposed at both ends of each transmission rod, and the input end and the output end of the transmission rod do not need to be distinguished during machining, which is convenient for machining and production, and the assembly process is not prone to error.

The small-size ceramic steering and conveying mechanism 30 comprises a first support frame 31 horizontally arranged on the lifting frame 20, a first conveying motor 32 arranged on the first support frame 31 and two first conveying rollers 33 respectively connected in a rotating mode or fixedly connected onto the first support frame 31, wherein the first support frame 31 comprises an outer circular arc beam 61 and an inner circular arc beam 62 which are coaxially arranged, and a plurality of supporting rods 63 arranged on one side of the circular arc shape, one end of each supporting rod 63 is fixedly connected onto the outer circular arc beam 61 through a bolt, the other end of each supporting rod is fixedly connected onto the inner circular arc beam 62 through a bolt, and therefore the position of each supporting rod 63 can be conveniently adjusted.

At least two sets of wheel sets are disposed on the first support frame 31, and in this embodiment, four sets of wheel sets are taken as an example for description. Each wheelset all includes to a plurality of leading wheels 34 that are circular arc and arrange, each leading wheel 34 in same wheelset is circular arc and arranges, concretely, the axis of each leading wheel 31 all vertically arranges, the circular arc concentric arrangement that each wheelset was arranged, two first conveying rollers 33 and each wheelset all are located same horizontal plane, and two first conveying rollers 33 all are located the circular arc footpath that each wheelset was arranged and is formed, in this embodiment, each bracing piece 63 all is located the circular arc footpath that each wheelset was arranged and is formed, and all there is at least one leading wheel 34 through bolted connection on each bracing piece 63, two first conveying rollers 33 still mutually perpendicular arrange and are located the both ends of first support frame 31 respectively, then, each wheelset all is located between two first conveying rollers 33.

Each first conveying roller 33 is rotatably connected with a first conveying wheel 35 which is arranged corresponding to each wheel set one by one, namely, each first conveying roller 33 is provided with four first conveying wheels 35. First conveyor belts (not shown in the figure) are sleeved between the first conveyor wheels 35 corresponding to each other, each first conveyor belt abuts against one side (i.e. one side facing the outer circular arc beam 61) of each guide wheel 34 in the corresponding wheel set, which is far away from the arc center of the circular arc formed by the arrangement of the wheel set, so that the conveying sections of the first conveyor belts are arranged in an arc shape, the input end of the small-size ceramic steering conveying mechanism 30 is formed at the position of one first conveyor roller 33, and the output end of the small-size ceramic steering conveying mechanism 30 is formed at the position of the other first conveyor roller 33. When the ceramic plate conveying device is used, the ceramic plates are placed on the first conveying belts at the same time to be conveyed.

The number of the first conveying motors 32 is at least two, each first conveying motor 32 is in transmission connection with at least one first conveying belt, and each first conveying belt is in transmission connection with only one first conveying motor 32, in this embodiment, two first conveying motors 32 are taken as an example for explanation, two first conveying belts relatively close to the outer circular arc beam 61 are in transmission connection with one first conveying motor 32, and the other two first conveying belts are in transmission connection with the other first conveying motor 32, when in use, the rotating speed of the first conveying motors 32 in transmission connection with the two first conveying belts relatively close to the outer circular arc beam 61 is greater than that of the other first conveying motors 32, so that the conveying speed of the two first conveying belts relatively close to the outer circular arc beam 61 is greater than that of the other two first conveying belts, and thus, it can be ensured that the ceramic plate is not prone to deflection during turning conveying.

The specific transmission connection structure between the first conveying motor 32 and the corresponding first conveying belt may be a conventional structure, for example, the first conveying motor 32 is directly connected to the corresponding first conveying wheel 35, preferably, in this embodiment, a support is fixedly connected to the lower side of the first support frame 31, drive rollers 36 connected to the output shafts of the first conveying motors 32 one to one are rotatably connected to the support, that is, two drive rollers 36 are provided, a driving wheel 38 is fixedly sleeved on each drive roller, the number of the driving wheels is the same as that of the first conveying belts, and the first conveying belts are arranged in one-to-one correspondence, specifically, two driving wheels 38 are connected to each drive roller 36, and the first conveying belts are simultaneously wound on the corresponding driving wheels 38, so as to realize the transmission connection between the first conveying motors 32 and the first conveying belts. The support is also rotatably connected with two tension rollers 39, the two tension rollers 39 are arranged, the two driving rollers 36 are positioned between the two tension rollers 39, and the horizontal positions of the two tension rollers 39 are higher than the horizontal positions of the two driving rollers 36 and lower than the horizontal positions of the support rods 63. In addition, first support frame 31 still includes the connecting rod 64 of fixed connection between outer arc roof beam 61 and inner arc roof beam 62, and connecting rod 64 has two at least, and concrete quantity can be confirmed according to the actual demand, all is connected with on each connecting rod 64 in a rotating manner with each first conveyer belt one-to-one complex leading wheel 65, helps improving the transport stability of first conveyer belt like this.

The large-size ceramic steering and conveying mechanism 40 comprises a second supporting frame 41, wherein a belt conveying assembly 42 and a roller conveying assembly 43 which are perpendicular to each other in conveying direction are arranged on the second supporting frame 41, an input end of the large-size ceramic steering and conveying mechanism 40 is formed at one end, away from the roller conveying assembly 43, of the belt conveying assembly 42, and an output end of the large-size ceramic steering and conveying mechanism 40 is formed at one end, away from the belt conveying assembly 42, of the roller conveying assembly 43.

The roller conveying assembly 43 comprises a plurality of conveying rollers 44 which are arranged in parallel and are arranged in a horizontal straight line in sequence, and a roller conveying motor 45 for driving each conveying roller 44 to rotate, a gap is formed between every two adjacent conveying rollers 44, and the upper side surfaces of the conveying rollers 44 form a conveying surface together.

The belt conveying assembly 42 includes a second conveying roller 71 and a third conveying roller 72 which are arranged in parallel, a second conveying motor 73 for driving the second conveying roller 71 and/or the third conveying roller 72 to rotate, at least two second belt pulleys 74 fixedly connected to the second conveying roller 71, at least two third belt pulleys 75 fixedly connected to the third conveying roller 72 and arranged corresponding to the second belt pulleys 74, a first conveying belt wound between the second belt pulley 74 and the third belt pulley 75, at least two push rods 77 arranged corresponding to the first conveying belt 76, and a jacking assembly 80 for driving the push rods 77 to move up and down, wherein the specific transmission connection structure between the second conveying motor 73 and the second conveying roller 71 and the third conveying roller 72 may be a conventional structure, such as a transmission connection realized by a gear assembly, and in this embodiment, two second conveying motors 73 are connected to the second conveying roller 71 and the third conveying roller 72 in a one-to-one manner.

One end of the roller conveying assembly 43 is located between the second conveying roller 71 and the third conveying roller 73, and each second belt pulley 74 and each conveying roller 44 are arranged in a staggered mode to ensure that each first conveying belt is located between two adjacent conveying rollers 44, and the horizontal position of the upper end point of each second belt pulley 74 and each third belt pulley 75 is slightly lower than that of the upper end point of each conveying roller 44 to ensure that each first conveying belt is lower than the conveying surface of the roller conveying assembly 43 when not jacked up by the jacking rod 77.

Each of the lift pins 77 is disposed horizontally and in parallel with the conveying rollers 44, and each of the lift pins 77 is located in a space included in the corresponding first conveying belt, and since each of the first conveying belts is located between two adjacent conveying rollers 44, each of the lift pins 77 corresponding thereto is also located between two adjacent conveying rollers 44, respectively. When the ceramic plate conveying device is used, the jacking assemblies 80 are used for driving the ejector rods 77 to move upwards to jack the upper sections (namely conveying sections) of the first conveying belts, so that the upper ends of the first conveying belts are lifted from the lower sides of the conveying rollers 44 to be above the conveying rollers 44, the first conveying belts are stretched at the same time, then ceramic plates are pushed onto the first conveying belts to be conveyed to the positions right above the conveying rollers 44 under the driving of the first conveying belts, then the ejector rods 77 are reset, the first conveying belts are synchronously reset under the elastic action, the ceramic plates are placed on the conveying rollers 44, and finally the ceramic plates are conveyed out from the output ends under the conveying action of the conveying rollers 44 to realize steering conveying.

Preferably, the upper side of each top bar 77 is provided with a belt groove for accommodating the corresponding first conveying belt, so that the first conveying belt can be prevented from sliding off the top bar 77 after being jacked up.

The jacking assembly 80 may adopt conventional assemblies, such as a jacking cylinder, in this embodiment, the jacking assembly 80 includes a jacking frame 81 located below the roller conveying assembly 43, at least two rotating rods 82 rotatably connected to the second supporting frame 41 respectively and arranged in parallel, and a lifting motor 83 for driving each rotating rod 82 to rotate, in this embodiment, two rotating rods 82 are taken as an example for illustration, each rotating rod 82 is arranged horizontally, at least one supporting rod 84 is fixedly connected to a rod body of each rotating rod 82, each supporting rod 84 is arranged in parallel, the jacking frame 81 is located above each rotating rod 82, a connecting upright rod 85 fixedly connected to the jacking frame 81 is fixedly connected to a lower side of each jacking rod 77, and at least two jacking rods 86 rotatably connected to each supporting rod 84 in a one-to-one manner are fixedly connected to the jacking frame 81, so that the jacking rods 86 can be driven to move up and down by reciprocating the rotating rods 82 to drive each jacking rod 77 to move up and down. The jacking frame 81 may be an integral frame or a separate frame.

The specific transmission connection structure between the lifting motor 83 and the rotating rod 82 can be a conventional structure, for example, the output shaft of the lifting motor 83 is directly connected with the rotating rod 82, or transmission connection is realized through a belt assembly, a chain assembly or a gear assembly, and the like, preferably, in this embodiment, connecting rods 87 arranged in parallel are fixedly connected to the rotating rods 82, the connecting rods 87 are located on the same vertical plane, and the connecting rods 87 are rotatably connected to the same synchronizing rod 88, so that the synchronizing rod 88 can be moved to drive the rotating rods 82 to synchronously rotate. The synchronizing rod 88 is located above each rotating rod 82, a traction chain or a flexible traction rope (not shown) is fixedly connected to the synchronizing rod 88, a speed reducer 89 is connected to the output shaft of the elevator motor 83, and a pull rod 90 arranged perpendicular to the output shaft of the speed reducer 89 is fixedly connected to the output shaft of the speed reducer 89, but of course, the pull rod 90 arranged perpendicular to the output shaft of the elevator motor 83 may be directly fixedly connected to the output shaft of the elevator motor 83, that is, the speed reducer 89 may not be provided, and the case where the speed reducer 89 is provided is described in this embodiment. When the crank-link mechanism is used, the lifting motor 83 drives the pull rod 90 to rotate, the synchronous rod 88 is pulled to move, and the rotating rods 82 are driven to synchronously rotate, so that one end of each support rod 84, far away from the corresponding rotating rod 82, swings upwards, and finally drives each ejector rod 77 to move upwards; when each ejector pin 77 needs to move downwards, the lifting motor 83 drives the pull rod 90 to continuously rotate, so that the traction chain or the flexible traction rope is in a loose state, each ejector pin 77 resets under the action of gravity, and simultaneously the synchronous rod 88 is driven to reset, so that energy is saved, when the ejector pin 77 is clamped due to encountering an obstacle in the downward moving process, the action of the pull rod 90 is not influenced, and the safety is relatively high.

Preferably, in this embodiment, the belt conveying assembly 42 further includes two fourth conveying rollers 78 respectively arranged in parallel with the second conveying roller 71, each fourth conveying roller 78 is located on one side of the second conveying roller 71 away from the third conveying roller 72, the second conveying roller 71 and the two fourth conveying rollers 78 are sequentially arranged in a horizontal straight line, a fourth belt pulley 79 arranged correspondingly to each other is fixedly sleeved on each fourth conveying roller 78, and a second conveying belt (not shown in the figure) is wound between the fourth belt pulleys corresponding to each other. Thus, in use, the ceramic plate may be pushed onto the second conveyor belt and then transported to the first conveyor belt by the second conveyor belt.

The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can make various modifications to the present invention according to the prior art, and these all belong to the protection scope of the present invention.

Claims (5)

1. A large-size ceramic steering conveying mechanism comprises a second supporting frame and is characterized in that a belt conveying assembly and a roller conveying assembly are arranged on the second supporting frame, conveying directions of the belt conveying assembly and the roller conveying assembly are perpendicular to each other, the roller conveying assembly comprises a plurality of conveying rollers which are arranged in parallel and are sequentially arranged in a horizontal straight line, a gap is formed between every two adjacent conveying rollers, the belt conveying assembly comprises a second conveying roller and a third conveying roller which are arranged in parallel, a second conveying motor used for driving the second conveying roller and/or the third conveying roller to rotate, at least two second belt pulleys fixedly connected to the second conveying roller, at least two third belt pulleys fixedly connected to the third conveying roller and respectively arranged in one-to-one correspondence with the second belt pulleys, a first conveying belt wound between the second belt pulley and the third belt pulley, at least two ejector rods respectively arranged in one-to-one correspondence with the first conveying belts, and a jacking assembly used for driving the ejector rods to vertically move, the roller conveying assembly is located between the second conveying roller and the third conveying roller, the ejector rods are horizontally arranged, and the two adjacent conveying rollers are respectively located between the two conveying rollers.

2. The large-format ceramic turn conveyor according to claim 1, wherein each of the lift pins has a belt groove formed in an upper side thereof for receiving the corresponding first conveyor belt.

3. The large-size ceramic steering conveying mechanism according to claim 1, wherein the jacking assembly comprises a jacking frame positioned below the roller conveying assembly, at least two rotating rods which are respectively and rotatably connected to the second supporting frame and arranged in parallel with each other, and a jacking motor for driving each rotating rod to rotate, each rotating rod is horizontally arranged, at least one supporting rod is fixedly connected to the rod body of each rotating rod, a connecting vertical rod fixedly connected with the jacking frame is fixedly connected to the lower side of each top rod, and at least two jacking rods which are in one-to-one rotary connection with each supporting rod are fixedly connected to the jacking frame.

4. The large-size ceramic steering transmission mechanism according to claim 3, wherein each rotating rod is fixedly connected with connecting rods arranged in parallel, each connecting rod is rotatably connected with the same synchronizing rod, each synchronizing rod is fixedly connected with a traction chain or a flexible traction rope, an output shaft of the jacking motor is connected with a speed reducer, an output shaft of the speed reducer is fixedly connected with a pull rod arranged perpendicular to the output shaft of the speed reducer, or an output shaft of the jacking motor is fixedly connected with a pull rod arranged perpendicular to the output shaft of the jacking motor, one end of each traction chain or each flexible traction rope, which is far away from the synchronizing rod, is connected to the pull rod, a connecting point of the pull rod and the traction chain or the flexible traction rope is arranged in a staggered mode with a rotation axis of the pull rod, and the synchronizing rod is located on a rotation plane of the pull rod or arranged in parallel to the rotation plane of the pull rod.

5. The large-size ceramic steering mechanism according to any one of claims 1 to 4, wherein the belt conveying assembly further comprises two fourth conveying rollers which are respectively arranged in parallel with the second conveying roller, each fourth conveying roller is arranged on one side of the second conveying roller, which is far away from the third conveying roller, the second conveying roller and the two fourth conveying rollers are sequentially arranged in a horizontal straight line, each fourth conveying roller is fixedly sleeved with a fourth belt pulley which is correspondingly arranged, and a second conveying belt is wound between the corresponding fourth belt pulleys.

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