A positioning and transport device

Abstract

The present application provides a positioning and transporting device for transporting a material frame, wherein the bottom of the material frame has at least one material frame leg; the device comprises: at least one conveyor group, a driving mechanism, a positioning rod and at least one positioning mechanism; the conveyor group is used to transport the material frame, the conveyor group has at least one conveyor, and one end of the conveyor is connected to a conveying block; the driving mechanism is connected to at least one conveyor; the positioning rod is located between two adjacent conveyor groups, and the axial direction of the positioning rod is parallel to the conveying direction of the conveyor; the positioning mechanism is connected to two adjacent material frame legs, the positioning mechanism has a positioning groove, the top of the positioning rod is inserted into the positioning groove, and the bottom of the positioning mechanism is in contact with the conveyor; the top of the positioning rod has at least one fork groove, and the bottom of the fork groove is higher than the top of the conveyor in the height direction. The present application expands the scope of application and ensures the stability and reliability of the movement of the material frame.

Description

Technical Field

[0001] The present application relates to the field of mechanical technology, and in particular to a positioning and transportation device. Background Art

[0002] In order to meet production capacity, many factories have started to use automated stamping parts warehouses. The automated stamping parts warehouses are used to manage the entry and exit of stamping parts frames 1 of various sizes to achieve the storage of automobile stamping parts.

[0003] However, the inventors have found that the current conveyors used to output material frames to the automated stamping parts warehouse can only transport material frames of a certain fixed size and cannot constrain the moving direction of the material frames, resulting in a narrow scope of application and insufficient movement stability of the material frames. Utility Model Content

[0004] The present application provides a positioning and transporting device to solve the problem that the current transport machine has a narrow application range and insufficient movement stability of the material frame.

[0005] The present application provides a positioning and transporting device for transporting a material frame, wherein the bottom of the material frame has at least one material frame leg;

[0006] The device comprises: at least one conveyor unit, a driving mechanism, a positioning rod and at least one positioning mechanism;

[0007] The conveyor group is used to transport the material frame, and the conveyor group has at least one conveyor, and one end of the conveyor is connected to a conveying stopper;

[0008] The driving mechanism is connected to at least one of the conveyors;

[0009] The positioning rod is located between two adjacent conveyor groups, and the axial direction of the positioning rod is parallel to the conveying direction of the conveyor;

[0010] The positioning mechanism is connected to two adjacent legs of the material frame, the positioning mechanism has a positioning groove, the top of the positioning rod is inserted into the positioning groove, and the bottom of the positioning mechanism is in contact with the conveyor;

[0011] The top of the positioning rod is provided with at least one fork groove, and the bottom of the fork groove is higher than the top of the conveyor in the height direction.

[0012] In the above scheme, the conveyor includes: a chain, two supporting wheels, and a conveying frame;

[0013] The chain is in contact with the material frame legs or the positioning mechanism, and the chain is used to transport the material frame;

[0014] The chain is sleeved on the two supporting wheels;

[0015] The support wheel is fixed in the conveying frame;

[0016] The conveying stopper is connected to the conveying frame.

[0017] In the above solution, the conveyor frame includes: two supporting wall plates, a supporting bottom plate and two supporting connecting plates;

[0018] The two supporting wall panels are respectively connected to two sides of the supporting bottom plate;

[0019] The two support connecting plates are respectively connected to one end of the two support wall plates, and the conveying stopper is connected to one end of the support wall plate away from the support connecting plate;

[0020] The two ends of the support wheel are rotatably connected to the two support connecting plates.

[0021] In the above solution, the driving mechanism includes: at least one transmission wheel, a transmission shaft and a motor;

[0022] The transmission wheel is connected to the chain;

[0023] The transmission wheel is coaxially connected to the transmission shaft;

[0024] The motor is connected to the transmission shaft.

[0025] In the above scheme, the positioning mechanism includes: two positioning plates, a positioning convex plate and a material frame support; wherein the protrusion of the positioning convex plate forms the positioning groove, and the bottom of the positioning convex plate is the outer opening of the positioning groove;

[0026] The two positioning plates are respectively connected to the two sides of the positioning convex plate, and the sides of the two positioning plates away from the positioning convex plate are respectively connected to the two adjacent material frame legs, and the bottom of the positioning plate is used to contact the conveyor;

[0027] The bottom end of the material frame support column is connected to the top end of the positioning protrusion, and the top end of the material frame support column is connected to the material frame.

[0028] The above scheme also includes: a framework;

[0029] The frame is connected to the bottom of the conveyor;

[0030] The frame is connected to the bottom of the positioning rod;

[0031] The driving mechanism is fixed in the frame.

[0032] In the above solution, the frame includes: a frame body and at least one foot;

[0033] The top of the frame is connected to the conveyor and the positioning rod respectively;

[0034] The bottom of the frame is connected to the ground foot.

[0035] In the above scheme, the frame body includes: at least one conveying plate, at least one positioning frame and a supporting frame;

[0036] The top end of the conveying plate is connected to the bottom end of the conveyor;

[0037] The top end of the positioning frame is connected to the bottom end of the positioning rod;

[0038] The bottom end of the conveying plate and the bottom end of the positioning frame are respectively connected to the top end of the supporting frame;

[0039] The foot is connected to the bottom end of the support frame.

[0040] In the above solution, the positioning frame includes: a positioning block and two connecting plates;

[0041] The two connecting plates are respectively connected to the top and bottom of the positioning block;

[0042] A connecting plate located on the top of the positioning block is connected to the positioning rod;

[0043] The connecting plate located at the bottom of the positioning block is connected to the supporting frame.

[0044] In the above solution, the frame further comprises: a mounting slot and at least one mounting plate;

[0045] The mounting groove is fixed inside the support frame, and the top of the mounting groove is an opening;

[0046] The mounting plate is fixed in the mounting groove, and the mounting plate corresponds to the conveyor;

[0047] The transmission shaft passes through at least one of the mounting plates in sequence and is rotatably connected to each of the mounting plates;

[0048] Each transmission wheel is respectively located below each of the conveyors and is respectively engaged with the chain of each of the conveyors.

[0049] The present application provides a positioning and transporting device, which realizes the technical effect of transporting material frames of different sizes by setting up a conveyor group for transporting material frames and setting the conveyor group to have at least one conveyor, thereby expanding the scope of application of the present application.

[0050] By setting a conveying stopper, the material frame is prevented from falling off the conveyor in the opposite direction of the conveyor's moving direction, thereby ensuring the safe conveying of the material frame.

[0051] By providing a positioning rod and a positioning mechanism, the positioning mechanism can assist the material frame to move along the moving direction of the conveyor, ensuring that the material frame will not deviate during the movement, thereby ensuring the stability and reliability of the material frame movement.

[0052] By arranging a fork groove on the positioning rod, when a forklift places the material frame on the positioning rod and the conveyor with the fork, the fork can fall into the fork groove without touching the conveyor, so that the forklift can remove the fork from the material frame, thereby improving the convenience of loading the conveyor with the forklift. BRIEF DESCRIPTION OF THE DRAWINGS

[0053] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and, together with the description, serve to explain the principles of the present application.

[0054] Figure 1 A schematic diagram of the structure of a positioning and transportation device provided in this application;

[0055] Figure 2 A schematic diagram of a top view of the structure of a positioning and transportation device provided in this application;

[0056] Figure 3 This is a front structural schematic diagram of a positioning and transportation device provided in this application.

[0057] Reference numerals:

[0058] 1: Material frame;

[0059] 2: Conveyor unit;

[0060] 3: Driving mechanism;

[0061] 4: Positioning rod;

[0062] 5: Positioning mechanism;

[0063] 6: conveying block;

[0064] 7: Framework;

[0065] 11: Material frame legs;

[0066] 21: conveyor;

[0067] 22: Chain;

[0068] 23: support wheel;

[0069] 24: conveyor frame;

[0070] 241: Support wall panels;

[0071] 242: supporting bottom plate;

[0072] 243: support connecting plate;

[0073] 31: transmission wheel;

[0074] 32: transmission shaft;

[0075] 33: Motor;

[0076] 41: Fork slot;

[0077] 51: positioning slot;

[0078] 52: positioning plate;

[0079] 53: positioning convex plate;

[0080] 54: material frame support;

[0081] 71: frame;

[0082] 72: Ground foot;

[0083] 73: mounting slot;

[0084] 74: Mounting plate;

[0085] 711: conveyor plate;

[0086] 712: positioning frame;

[0087] 713: support frame;

[0088] 7121: positioning block;

[0089] 7122:Connection plate.

[0090] The above drawings have shown clear embodiments of the present application, which will be described in more detail later. These drawings and text descriptions are not intended to limit the scope of the present application in any way, but to illustrate the concept of the present application to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0091] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the embodiments of the present application. Instead, they are merely examples of devices and methods consistent with some aspects of the embodiments of the present application as detailed in the appended claims.

[0092] The following specific embodiments are used to describe in detail the technical solutions of the embodiments of the present application and how the technical solutions of the embodiments of the present application solve the current problems. The following specific embodiments can be combined with each other, and the same or similar concepts or processes may not be repeated in some embodiments. The embodiments of the embodiments of the present application will be described below in conjunction with the accompanying drawings.

[0093] See also Figure 1-Figure 3 , the embodiment of the present application provides a positioning and transporting device for transporting a material frame 1, the bottom of the material frame 1 has at least one material frame leg 11;

[0094] The device comprises: at least one conveyor unit 2, a driving mechanism 3, a positioning rod 4 and at least one positioning mechanism 5;

[0095] The conveyor group 2 is used to transport the material frame 1. The conveyor group 2 has at least one conveyor 21. One end of the conveyor 21 is connected to a conveying stopper 6.

[0096] The driving mechanism 3 is connected to at least one conveyor 21, and the driving mechanism 3 is fixed in the frame 7;

[0097] The positioning rod 4 is located between two adjacent conveyor groups 2, and the axial direction of the positioning rod 4 is parallel to the conveying direction of the conveyor 21;

[0098] The positioning mechanism 5 is connected to two adjacent material frame legs 11, and the positioning mechanism 5 has a positioning groove 51, the top of the positioning rod 4 is inserted into the positioning groove 51, and the bottom of the positioning mechanism 5 is in contact with the conveyor 21;

[0099] The top of the positioning rod 4 has at least one fork groove 41 , and the bottom of the fork groove 41 is higher than the top of the conveyor 21 in the height direction.

[0100] In this example, the material frame 1 is used to place automobile stamping parts. A conveyor group 2 is provided to transport the material frame 1. By configuring the conveyor group 2 to have at least one conveyor 21, the technical effect of transporting material frames 1 of different sizes is achieved, thereby expanding the scope of application of the present application.

[0101] By providing the conveying stopper 6 , the material frame 1 is prevented from falling off the conveyor 21 in the direction opposite to the moving direction of the conveyor 21 , thereby ensuring the conveying safety of the material frame 1 .

[0102] By providing the positioning rod 4 and the positioning mechanism 5 , the positioning mechanism 5 can assist the material frame 1 to move along the moving direction of the conveyor 21 , ensuring that the material frame 1 will not deviate during the movement, thereby ensuring the stability and reliability of the movement of the material frame 1 .

[0103] By providing a fork groove 41 on the positioning rod 4, when a forklift places the material frame 1 on the positioning rod 4 and the conveyor 21 with a fork, the fork can fall into the fork groove 41 without touching the conveyor 21, so that the forklift can remove the fork from the material frame 1, thereby improving the convenience of loading the conveyor 21 by the forklift.

[0104] In a preferred embodiment, the conveyor 21 includes: a chain 22, two support wheels 23, and a conveyor frame 24;

[0105] The chain 22 is in contact with the material frame legs 11 or the positioning mechanism 5, and the chain 22 is used to transport the material frame 1;

[0106] The chain 22 is mounted on two supporting wheels 23;

[0107] The support wheel 23 is fixed in the conveying frame 24;

[0108] The conveying stopper 6 is connected to the conveying frame 24 .

[0109] In this example, the chain 22 is provided to support the material frame legs 11 and the positioning mechanism 5 and to push them, thereby achieving the technical effect of transporting the material frame 1 .

[0110] The supporting wheel 23 is provided to provide tension to the chain 22 .

[0111] The conveying stopper 6 is provided to prevent the material frame 1 from falling off the conveyor 21 ; wherein the conveying stopper 6 is located at one end of the conveying frame 24 away from the moving direction of the chain 22 .

[0112] In a preferred embodiment, the conveying frame 24 includes: two supporting wall plates 241, a supporting bottom plate 242 and two supporting connecting plates 243;

[0113] The two supporting wall plates 241 are respectively connected to two sides of the supporting bottom plate 242;

[0114] The two supporting connecting plates 243 are respectively connected to one end of the two supporting wall plates 241, and the conveying block 6 is connected to one end of the supporting wall plate 241 away from the supporting connecting plate 243;

[0115] Both ends of the support wheel 23 are rotatably connected to two support connecting plates 243 .

[0116] In this example, the two support wall panels 241 and the two support connecting plates 243 provide accommodation space for the chain 22 and the support wheel 23 to prevent external objects from touching the chain 22 and the support wheel 23; the support bottom plate 242 provides support force for the two support wall panels 241 and the two support connecting plates 243 to prevent the support connecting plates 243 and the support wall panels 241 from deformation or displacement.

[0117] In a preferred embodiment, the driving mechanism 3 includes: at least one transmission wheel 31, a transmission shaft 32 and a motor 33;

[0118] The transmission wheel 31 is connected to the chain 22;

[0119] The transmission wheel 31 is coaxially connected to the transmission shaft 32;

[0120] The motor 33 is connected to the transmission shaft 32 .

[0121] In this example, a transmission wheel 31 is provided to provide power to the chain 22 , so that the material frame 1 moves on the chain 22 .

[0122] By setting the transmission wheel 31, the chain 22 of each conveyor 21 can move synchronously, ensuring the stability of the movement of the material frame 1.

[0123] By connecting the motor 33 to the transmission shaft 32, the technical effect of using one motor 33 to provide power to multiple conveyors 21 at the same time is achieved, which reduces the mechanical complexity of the present application and thus reduces the failure rate.

[0124] Exemplarily, the motor 33 is connected to the input end of the reducer, and the output end of the reducer is connected to the transmission shaft 32, thereby achieving the technical effect of connecting the motor 33 to the transmission shaft 32.

[0125] In a preferred embodiment, the positioning mechanism 5 includes: two positioning plates 52, a positioning convex plate 53 and a material frame support 54; wherein the protrusion of the positioning convex plate 53 forms a positioning groove 51, and the bottom of the positioning convex plate 53 is the outer opening of the positioning groove 51;

[0126] The two positioning plates 52 are respectively connected to the two sides of the positioning protruding plate 53. The two positioning plates 52 are respectively connected to the two adjacent material frame legs 11 on the side away from the positioning protruding plate 53. The bottom of the positioning plates 52 is used to contact the conveyor 21.

[0127] The bottom end of the material frame support 54 is connected to the top end of the positioning protrusion 53 , and the top end of the material frame support 54 is connected to the material frame 1 .

[0128] In this example, the positioning protrusion 53 is a flat plate bent into a trapezoid, with the narrow side facing upward and the wide side facing downward, and the wide side is the bottom opening of the positioning groove 51. The top plane of the positioning rod 4 and the inner top surface of the positioning groove 51 are higher than the chain 22 of the conveyor 21, so that when the material frame 1 is transported on the conveyor 21, the positioning rod 4 can completely constrain the moving direction of the material frame 1, ensuring the stability of the material frame 1 in transportation.

[0129] In a preferred embodiment, the positioning and transporting device further comprises: a frame 7;

[0130] The frame 7 is connected to the bottom of the conveyor 21;

[0131] The frame 7 is connected to the bottom of the positioning rod 4;

[0132] The drive mechanism 3 is fixed in the frame 7 .

[0133] In this example, a frame 7 is provided to support the conveyor 21 and the positioning rod 4 .

[0134] By fixing the driving mechanism 3 in the frame 7 , the conveying unit 2 , the driving mechanism 3 and the positioning rod 4 are highly integrated.

[0135] In a preferred embodiment, the frame 7 comprises: a frame body 71 and at least one foot 72;

[0136] The top of the frame 71 is connected to the conveyor 21 and the positioning rod 4 respectively;

[0137] The bottom of the frame 71 is connected to the foot 72 .

[0138] In this example, the foot 72 is provided to increase the contact area between the frame 7 and the ground, so that the frame 71 and the conveyor 21 and the positioning rod 4 on the frame 71 can be firmly fixed to the ground; at the same time, the foot 72 can also be fixed to the ground with bolts to ensure the stability and firmness of the frame 7 on the ground.

[0139] In a preferred embodiment, the frame 71 includes: at least one conveying plate 711, at least one positioning frame 712 and a supporting frame 713;

[0140] The top end of the conveying plate 711 is connected to the bottom end of the conveyor 21;

[0141] The top end of the positioning frame 712 is connected to the bottom end of the positioning rod 4;

[0142] The bottom end of the conveying plate 711 and the bottom end of the positioning frame 712 are respectively connected to the top end of the supporting frame 713;

[0143] The foot 72 is connected to the bottom end of the support frame 713 .

[0144] In this example, by setting the conveyor plate 711, the contact area between the conveyor plate 711 and the conveyor 21 is ensured, and the connection strength between the conveyor plate 711 and the conveyor 21 is ensured; at the same time, the conveyor plate 711 can also be connected to the support frame 713 by welding, riveting, etc., to ensure the strength between the conveyor plate 711 and the support frame 713.

[0145] By setting the positioning frame 712, while ensuring that the positioning rod 4 can be firmly connected to the support frame 713, the height of the positioning rod 4 can be adjusted by using positioning frames 712 of different heights, and different positioning mechanisms 5 can be used to position the material frame 1 to achieve the technical effect.

[0146] Optionally, the conveying plate 711 is made of elastic material to eliminate vibration transmitted from the conveyor 21 to the support frame 713 .

[0147] In a preferred embodiment, the positioning frame 712 includes: a positioning block 7121 and two connecting plates 7122;

[0148] The two connecting plates 7122 are respectively connected to the top and bottom of the positioning block 7121;

[0149] The connecting plate 7122 located on the top of the positioning block 7121 is connected to the positioning rod 4;

[0150] The connecting plate 7122 located at the bottom of the positioning block 7121 is connected to the supporting frame 713 .

[0151] In this example, the connection plate 7122 is provided to ensure the contact area between the positioning block 7121 and the positioning rod 4 and the support frame 713, thereby ensuring the connection firmness of the positioning block 7121.

[0152] In this embodiment, the positioning block 7121 has various models, so the height of the positioning rod 4 can be adjusted by using positioning blocks 7121 of different models.

[0153] Optionally, the connecting plate 7122 is made of elastic material to eliminate the vibration transmitted from the positioning rod 4 to the supporting frame 713 .

[0154] In a preferred embodiment, the frame 7 further comprises: a mounting slot 73 and at least one mounting plate 74;

[0155] The mounting groove 73 is fixed inside the support frame 713, and the top of the mounting groove 73 is open;

[0156] The mounting plate 74 is fixed in the mounting groove 73, and the mounting plate 74 corresponds to the conveyor 21;

[0157] The transmission shaft 32 passes through at least one mounting plate 74 in sequence and is rotatably connected to each mounting plate 74;

[0158] Each transmission wheel 31 is located below each conveyor 21 and is meshed with the chain 22 of each conveyor 21 .

[0159] In this example, the motor 33 is fixed by providing a mounting groove 73 , and the drive shaft 32 is positioned by providing a mounting plate 74 , thereby ensuring that the drive shaft 32 can reliably pass through the drive wheel 31 to output torque to the chain 22 of each conveyor 21 .

[0160] It should be noted that, in this article, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0161] Those skilled in the art will readily come to other embodiments of the present application after considering the specification and practicing the utility model disclosed herein. The present application embodiment is intended to cover any variation, use or adaptation of the present application embodiment, which follows the general principles of the present application embodiment and includes common knowledge or customary technical means in the art that are not disclosed in the present application embodiment. The specification and embodiments are to be regarded as exemplary only, and the true scope and spirit of the present application embodiment are indicated by the following claims.

[0162] It should be understood that the embodiments of the present application are not limited to the precise structures described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the embodiments of the present application is limited only by the appended claims.

Claims

1. A positioning and transporting device, characterized in that: Used for transporting a material frame, the bottom of the material frame has at least one material frame leg; The device comprises: at least one conveyor unit, a driving mechanism, a positioning rod and at least one positioning mechanism; The conveyor group is used to transport the material frame, and the conveyor group has at least one conveyor, and one end of the conveyor is connected to a conveying stopper; The driving mechanism is connected to at least one of the conveyors; The positioning rod is located between two adjacent conveyor groups, and the axial direction of the positioning rod is parallel to the conveying direction of the conveyor; The positioning mechanism is connected to two adjacent legs of the material frame, and the positioning mechanism has a positioning groove, the top of the positioning rod is inserted into the positioning groove, and the bottom of the positioning mechanism is in contact with the conveyor; The top of the positioning rod is provided with at least one fork groove, and the bottom of the fork groove is higher than the top of the conveyor in the height direction.

2. The positioning and transporting device according to claim 1, characterized in that: The conveyor comprises: a chain, two supporting wheels, and a conveying frame; The chain is in contact with the material frame legs or the positioning mechanism, and the chain is used to transport the material frame; The chain is sleeved on the two supporting wheels; The support wheel is fixed in the conveying frame; The conveying stopper is connected to the conveying frame.

3. The positioning and transporting device according to claim 2, characterized in that: The conveying frame comprises: two supporting wall plates, a supporting bottom plate and two supporting connecting plates; The two supporting wall panels are respectively connected to two sides of the supporting bottom plate; The two support connecting plates are respectively connected to one end of the two support wall plates, and the conveying stopper is connected to one end of the support wall plate away from the support connecting plate; The two ends of the support wheel are rotatably connected to the two support connecting plates.

4. The positioning and transporting device according to claim 3, characterized in that: The driving mechanism comprises: at least one transmission wheel, a transmission shaft and a motor; The transmission wheel is connected to the chain; The transmission wheel is coaxially connected to the transmission shaft; The motor is connected to the transmission shaft.

5. The positioning and transporting device according to claim 1, characterized in that: The positioning mechanism comprises: two positioning plates, a positioning convex plate and a material frame support; wherein the protrusion of the positioning convex plate forms the positioning groove, and the bottom of the positioning convex plate is the outer opening of the positioning groove; The two positioning plates are respectively connected to the two sides of the positioning convex plate, and the sides of the two positioning plates away from the positioning convex plate are respectively connected to the two adjacent material frame legs, and the bottom of the positioning plate is used to contact the conveyor; The bottom end of the material frame support column is connected to the top end of the positioning protrusion, and the top end of the material frame support column is connected to the material frame.

6. The positioning and transporting device according to claim 4, characterized in that: Also includes: A framework; The frame is connected to the bottom of the conveyor; The frame is connected to the bottom of the positioning rod; The driving mechanism is fixed in the frame.

7. The positioning and transporting device according to claim 6, characterized in that: The frame comprises: a frame body and at least one foot; The top of the frame is connected to the conveyor and the positioning rod respectively; The bottom of the frame is connected to the ground foot.

8. The positioning and transporting device according to claim 7, characterized in that: The frame body comprises: at least one conveying plate, at least one positioning frame and a supporting frame; The top end of the conveying plate is connected to the bottom end of the conveyor; The top end of the positioning frame is connected to the bottom end of the positioning rod; The bottom end of the conveying plate and the bottom end of the positioning frame are respectively connected to the top end of the supporting frame; The foot is connected to the bottom end of the support frame.

9. The positioning and transporting device according to claim 8, characterized in that: The positioning frame comprises: a positioning block and two connecting plates; The two connecting plates are respectively connected to the top and bottom of the positioning block; A connecting plate located on the top of the positioning block is connected to the positioning rod; The connecting plate located at the bottom of the positioning block is connected to the supporting frame.

10. The positioning and transporting device according to claim 8, characterized in that: The frame further comprises: a mounting slot and at least one mounting plate; The mounting groove is fixed inside the support frame, and the top of the mounting groove is an opening; The mounting plate is fixed in the mounting groove, and the mounting plate corresponds to the conveyor; The transmission shaft passes through at least one of the mounting plates in sequence and is rotatably connected to each of the mounting plates; Each transmission wheel is respectively located below each of the conveyors and is respectively engaged with the chain of each of the conveyors.

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