A chain-based load conveying structure

Abstract

The present invention discloses a chain-based load conveying structure, including: a loading plate, a workbench, a chain, a speed reducer and a conveyor belt. The workbench is provided with several rotating shafts pointing upwards, sprockets are horizontally provided on the top of the rotating shafts, the chains are provided on the sprockets to form a closed-loop conveyor chain, the conveyor belts are horizontally provided on floating seats to provide rolling support for the chains, and the surface of the conveyor belts is concavely provided with grooves corresponding to the pins of the chains. Through the above manner, in the chain-based load conveying structure of the present invention, the grooves on the surface of the conveyor belts correspond to the pins of the chains, the conveyor belts are driven by the pins, the synchronization is good, the rolling support of the chains is provided by the conveyor belts, the resistance is small, and the noise of the passive operation of the conveyor belts is small, which improves the workshop environment.

Description

Technical Field

[0001] The present invention relates to the technical field of conveying equipment, and in particular to a chain-based load conveying structure. Background Art

[0002] The conveyor chain has high operation precision control and flexible layout, which is beneficial to the design of automated production lines and has developed rapidly in recent years.

[0003] Conveyor chains are widely used in the field of lifting and conveying, and have strong lifting load capacity. However, during flat conveying, the chain is affected by its own weight and load, lacks vertical support, has poor stability, and can only be used for lighter items. In order to improve the load capacity of horizontal conveyor chains, some conveying equipment installs slides on both sides of the chain, and uses the slides to slide and support the load plate on the conveyor chain. Although this can improve the load capacity, the friction resistance is large and a lot of noise is generated during operation, which needs to be improved. Summary of the invention

[0004] The main technical problem solved by the present invention is to provide a chain-based load conveying structure to improve the load capacity of the horizontal conveying chain and reduce the running resistance and noise problems.

[0005] In order to solve the above technical problems, a technical solution adopted by the present invention is: to provide a chain-based load conveying structure, including: a loading plate, a workbench, a chain, a reducer and a conveyor belt, the workbench is provided with several rotating shafts pointing upwards, sprockets are horizontally arranged on the top of the rotating shafts, the chain is arranged on the sprockets to form a closed-loop conveyor chain, the reducer is arranged at the bottom of the workbench and below one of the rotating shafts, an output shaft connected to the rotating shaft is arranged on the top of the reducer, a floating seat located between two adjacent sprockets is arranged on the workbench, the conveyor belts are horizontally arranged on the floating seats for rolling support of the chain, the surface of the conveyor belt is concavely provided with grooves corresponding to the pin shaft of the chain, and the loading plate is arranged on the chain.

[0006] In a preferred embodiment of the present invention, a roller located in the conveyor belt is arranged on the floating seat.

[0007] In a preferred embodiment of the present invention, a column welded to the top chain plate of the chain is provided at the bottom of the carrier plate.

[0008] In a preferred embodiment of the present invention, a stud penetrating downwardly through the workbench is disposed at the bottom of the floating seat, and nuts located above and below the workbench are disposed on the stud.

[0009] In a preferred embodiment of the present invention, the input end of the reducer is provided with a motor for driving.

[0010] In a preferred embodiment of the present invention, the motor is a servo motor.

[0011] In a preferred embodiment of the present invention, the number of the rotating shafts is 4, and the 4 rotating shafts are distributed on the workbench in a rectangular array.

[0012] In a preferred embodiment of the present invention, the number of the rotating shafts is 6, and the 6 rotating shafts are distributed on the workbench at intervals so that the chain forms an L-shaped closed-loop conveyor chain.

[0013] In a preferred embodiment of the present invention, the conveyor belt is a rubber conveyor belt.

[0014] In a preferred embodiment of the present invention, the servo motor is controlled by a PLC controller.

[0015] The beneficial effects of the present invention are: a chain-based load conveying structure pointed out by the present invention particularly adopts a conveyor belt to support the bottom of the chain, which greatly improves the load capacity of the chain and has high operating stability. The grooves on the surface of the conveyor belt correspond to the pins of the chain, and the pins are used to drive the operation of the conveyor belt with good synchronization. The conveyor belt is used to provide rolling support for the chain with low resistance, and the noise of the passive operation of the conveyor belt is low, thereby improving the workshop environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0017] Figure 1 It is a structural schematic diagram of a preferred embodiment of a chain-based load conveying structure of the present invention when it is unloaded;

[0018] Figure 2 It is a structural schematic diagram of a preferred embodiment of a chain-based load conveying structure of the present invention;

[0019] Figure 3 It is a schematic plan view of a preferred embodiment of a chain-based load conveying structure of the present invention;

[0020] Figure 4 It is a schematic plan view of another preferred embodiment of a chain-based load conveying structure of the present invention. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1~Figure 4 , the embodiment of the present invention includes:

[0023] like Figure 1 The chain-based load conveying structure shown includes: a loading plate 11, a workbench 1, a chain 12, a reducer 2 and a conveyor belt 8. The workbench 1 is provided with several rotating shafts 14 pointing upwards, and sprockets 13 are horizontally arranged on the top of the rotating shafts 14. The chain 12 is arranged on the sprockets 13 to form a closed-loop conveying chain, which is convenient for the transportation of goods and constitutes a production line.

[0024] The reducer 2 is arranged at the bottom of the workbench 1 and below one of the rotating shafts. An output shaft connected to the rotating shaft is arranged at the top of the reducer 2. A motor 3 is arranged at the input end of the reducer 2 for driving. The motor 3 is a servo motor. The servo motor is controlled by a PLC controller, and has high running precision and flexible operation.

[0025] The workbench 1 is provided with a floating seat 6 between two adjacent sprocket wheels 13, and the conveyor belts 8 are respectively horizontally arranged on the floating seats 6 to provide rolling support for the chains 12. The floating seats 6 are provided with rollers 7 located in the conveyor belt 8 to ensure that the top surface of the conveyor belt 8 fits the chain 12 and strengthens the support for the chain 12. The conveyor belt 8 is a rubber conveyor belt with low running noise, which reduces the noise pollution problem in the workshop.

[0026] A stud 4 is provided at the bottom of the floating seat 6 and passes through the workbench 1 downward. The stud 4 is provided with nuts 5 located above and below the workbench 1 to realize the lifting, adjustment and locking of the floating seat 6. The stud 4 can also be replaced by a pneumatic or hydraulic lifting mechanism to improve the convenience of operation. The pneumatic or hydraulic lifting mechanism are conventional lifting mechanisms and will not be described in detail here.

[0027] like Figure 1 As shown, the carrier plate 11 is arranged on the chain 12, and a column 10 welded to the top chain plate of the chain 12 is arranged at the bottom of the carrier plate 11. The structure is stable, and the carrier plate 11 is used to place objects, and the chain 12 is used to carry out directionally conveying of the objects.

[0028] The surface of the conveyor belt 8 is concavely provided with a groove 9 corresponding to the pin of the chain 12. Figure 2As shown, after the floating seat 6 rises, the pin shaft of the chain 12 is located in the groove 9 of the conveyor belt 8, and the conveyor belt 8 is used to support the chain 12 to improve the load capacity. The pin shaft cooperates with the groove 9, so that the chain 12 drives the conveyor belt 8 to operate synchronously with little resistance.

[0029] Embodiment 1:

[0030] like Figure 3 As shown, the number of the rotating shafts 14 is 4, and the 4 rotating shafts are distributed on the workbench 1 in a rectangular array to form a square closed-loop conveyor chain, which can be used for product assembly, production and testing at multiple stations.

[0031] Embodiment 2:

[0032] like Figure 4 As shown, the number of the rotating shafts 14 is 6, and the 6 rotating shafts are spaced apart on the workbench 1 so that the chain forms an L-shaped closed-loop conveyor chain, the space utilization is more flexible, the arrangement of the conveyor belt 8 is also more flexible, and the stability of the chain 12 is improved.

[0033] In summary, the chain-based load conveying structure disclosed in the present invention improves the operation stability of the chain, strengthens the load capacity, and improves the application scope of the product.

[0034] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A chain-based load conveying structure, characterized in that: include: A loading plate, a workbench, a chain, a reducer and a conveyor belt. The workbench is provided with several rotating shafts pointing upwards, sprockets are horizontally provided on the top of the rotating shafts, and the chain is arranged on the sprockets to form a closed-loop conveyor chain. The reducer is arranged at the bottom of the workbench and is located below one of the rotating shafts. An output shaft connected to the rotating shaft is arranged on the top of the reducer. A floating seat located between two adjacent sprockets is arranged on the workbench. The conveyor belts are horizontally arranged on the floating seats for rolling support of the chains. The surface of the conveyor belt is concavely provided with grooves corresponding to the pin shafts of the chain. The loading plate is arranged on the chain, and a roller located in the conveyor belt is arranged on the floating seat. The conveyor belt is a rubber conveyor belt.

2. The chain-based load conveying structure according to claim 1, characterized in that: A column welded to the top chain plate of the chain is arranged at the bottom of the loading plate.

3. The chain-based load conveying structure according to claim 1, characterized in that: The bottom of the floating seat is provided with a stud which penetrates downward through the workbench, and the stud is provided with nuts which are located above and below the workbench.

4. The chain-based load conveying structure according to claim 1, characterized in that: The input end of the reducer is provided with a motor for driving.

5. The chain-based load conveying structure according to claim 4, characterized in that: The motor is a servo motor.

6. The chain-based load conveying structure according to claim 1, characterized in that: The number of the rotating shafts is 4, and the 4 rotating shafts are distributed on the workbench in a rectangular array.

7. The chain-based load conveying structure of claim 1, characterized in that: The number of the rotating shafts is 6, and the 6 rotating shafts are distributed on the workbench at intervals so that the chain forms an L-shaped closed-loop conveying chain.

8. The chain-based load conveying structure according to claim 5, characterized in that: The servo motor is controlled by a PLC controller.

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