Cross chain driving device for suspension conveyor

Abstract

The utility model discloses a cross chain driving device for a suspension conveyor, which comprises a basic support frame arranged on a traction track, a driving chain component arranged on the basic support frame, a torsion bracket arranged on the driving chain component, a driving motor fixedly arranged on the torsion bracket, and a driving motor arranged on the driving motor. The output end of the driving motor is in power connection with the driving chain assembly; one end of the torsion bracket is connected with the basic support frame through a power twister; the driving chain assembly comprises a first rotating shaft, a second rotating shaft, a first driving chain wheel and a second driving chain wheel, wherein the first rotating shaft and the second rotating shaft are rotatably installed on the basic supporting frame; the first driving chain wheel is fixedly installed on the first rotating shaft; the driving chain is in power connection with the first driving chain wheel and the second driving chain wheel; and the H-shaped driving piece is fixedly mounted on the driving chain. The device can stably and continuously drive the cross-shaped chain, and is simple and compact in structure, high in driving capacity and low in operation noise.

Description

TECHNICAL FIELD

[0001] The utility model relates to a suspension conveyor matched power device technical field, concretely relates to a cross chain drive device for suspension conveyor. BACKGROUND

[0002] The accumulation and placement type suspension conveyor can be widely applied to long-distance conveying, aerial storage, feeding and other processes of workpieces and automatic coating production lines, and has the advantages of freely selecting a conveying line, effectively utilizing space, saving manpower and improving work efficiency. The accumulation and placement type suspension conveyor is composed of upper and lower two tracks, including a traction track and a bearing track, wherein the traction track supports a traction chain, and every certain distance on the traction chain is provided with a push rod, which pushes the track trolley to run. The driving mechanism of the conventional traction chain is mainly arranged on the traction chain, and a driving sprocket is driven by a reduction motor to rotate and drive the traction chain. However, the meshing amount of the driving sprocket and the traction chain is small, the driving capacity is relatively poor, and the size of the driving sprocket is relatively large, which increases the overall size of the structure and the manufacturing cost. SUMMARY

[0003] The utility model aims at providing a cross chain drive device for suspension conveyor, which can stably and continuously drive the cross chain, has a simple and compact structure, strong driving capacity and low running noise.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A cross chain drive device for suspension conveyor, comprising a base support frame arranged on a traction track, a drive chain assembly arranged on the base support frame, a torsion support arranged on the drive chain assembly, and a drive motor fixedly installed on the torsion support, wherein the output end of the drive motor is power-connected with the drive chain assembly; one end of the torsion support is connected with the base support frame through a torsion device; the drive chain assembly comprises a first rotating shaft and a second rotating shaft rotatably installed on the base support frame, a first drive sprocket fixedly installed on the first rotating shaft, a second drive sprocket fixedly installed on the second rotating shaft, a drive chain power-connected between the first drive sprocket and the second drive sprocket, and an H-shaped drive member fixedly installed on the drive chain.

[0006] Preferably, a speed reducer is arranged on the output end of the drive motor, and a chain transmission member is arranged on the output end of the speed reducer, wherein one end of the chain transmission member is power-connected with the drive chain assembly.

[0007] Preferably, a limiting piece is arranged on the torsion support, and a limiting switch is arranged on the base support frame, wherein one end of the limiting switch is in contact with the limiting piece.

[0008] Preferably, the base support frame is composed of two channel steels arranged at intervals and two end plates fixedly arranged at the ends of the two channel steels, and a reverse U-shaped groove is arranged on the end plates, and the driving chain passes through the interval between the two channel steels.

[0009] Preferably, a first protective cover is arranged on the base support frame and located at the outer side of the driving chain.

[0010] Preferably, a second protective cover is arranged on the torsion support and located at the outer side of the chain transmission member.

[0011] In the utility model, one end of the H-shaped driving member is used for connecting chain links, and the other end is used for contacting the corresponding position of the traction chain, for driving the traction chain to run, so that the whole suspension conveyor can run continuously and stably, the H-shaped driving member provides two driving points, can simultaneously apply driving force to the two sides of the traction chain, and has good overall stability. The torsion device is used for stably installing the driving motor, and when the device cannot run due to large stress, the torsion device and the limit switch send a signal to stop running and send an alarm through the alarm device, and the operator performs corresponding weight reduction and maintenance operation. The whole adopts chain transmission, and has small running noise. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a whole structure schematic view of the utility model;

[0013] Figure 2 It is a local structure schematic view of the utility model;

[0014] Figure 3 It is another local structure schematic view of the utility model;

[0015] Figure 4 It is an H-shaped driving member structure schematic view of the utility model;

[0016] In the drawing: 1, base support frame; 2, traction chain; 3, driving chain assembly; 4, second protective cover; 5, torsion support; 6, driving motor; 7, chain transmission member; 8, torsion device; 9, limiting piece; 10, channel steel; 11, end plate; 20, limit switch; 30, first rotating shaft; 31, second rotating shaft; 32, first driving sprocket; 33, second driving sprocket; 34, driving chain; 35, H-shaped driving member; 36, first protective cover. DETAILED DESCRIPTION

[0017] The utility model will be further described below in combination with the drawings:

[0018] As Figure 1 , Figure 2 , Figure 3 andFigure 4 The cross chain driving device for the hanging conveyor comprises a base support frame 1 arranged on a traction track, the base support frame 1 is composed of two channel steels 10 arranged at intervals and two end plates 11 arranged on the end portions of the two channel steels 10 by welding, a reverse U-shaped groove is arranged on the bottom of the end plate 11 corresponding to the interval between the two channel steels 10, and a driving chain passes through the interval between the two channel steels 10. A traction chain 2 passes through the interval between the two channel steels 10 and the reverse U-shaped groove.

[0019] A driving chain assembly 3 is arranged on the base support frame 1, the driving chain assembly 3 comprises a first rotating shaft 30 and a second rotating shaft 31 rotatably arranged on the base support frame 1 through a bearing seat, a first driving sprocket 32 fixedly arranged on the first rotating shaft 30 through a key, a second driving sprocket 33 fixedly arranged on the second rotating shaft 31 through a key, a driving chain 34 connected with the first driving sprocket 32 and the second driving sprocket 33, and an H-shaped driving piece 35 fixedly arranged on the driving chain 34 through a pin, one end of the H-shaped driving piece 35 is used as a chain plate for connecting chain links, and the other end is used for contacting the traction chain 2 at a corresponding position, for driving the traction chain 2 to operate. In an embodiment, a first protective cover 36 is arranged on the base support frame 1 outside the driving chain 34, the first protective cover 36 protects the driving chain 34, which can prevent dust from affecting the service life of the driving chain 34, and can also prevent the operator from misoperating and miscontacting the driving chain 34 to affect safety.

[0020] A torsion support 5 is arranged on the driving chain assembly 3, a driving motor 6 is fixedly arranged on the torsion support 5 through a motor support, and the output end of the driving motor 6 is connected with the driving chain assembly 3. A reducer is arranged on the output end of the driving motor 6, a chain transmission member 7 is arranged on the output end of the reducer, and one end of the chain transmission member 7 is connected with the driving chain assembly 3. Specifically, the chain transmission member 7 comprises a first transmission sprocket fixedly arranged on the output end of the reducer, a second transmission sprocket fixedly arranged on the first rotating shaft 30, and a transmission chain connected with the first transmission sprocket and the second transmission sprocket. A second protective cover 4 is arranged on the torsion support 5 outside the chain transmission member 7, the second protective cover 4 protects the chain transmission member 7, which can prevent dust from affecting the service life of the transmission chain, and can also prevent the operator from misoperating and miscontacting the transmission chain to affect safety.

[0021] One end of the torsion support 5 is connected with the base support frame 1 through a torsion device 8, a limiting piece 9 is arranged on the torsion support 5, a limiting switch 20 is fixedly arranged on the base support frame 1 through a fastener, one end of the limiting switch 20 is in contact with the limiting piece 9, when the one end of the limiting switch 20 is separated from the limiting piece 9, the limiting switch 20 sends a signal and simultaneously cuts off the power supply of the driving motor 6. The torsion device 8 comprises a base fixedly installed on the base support frame 1, a sliding rod slidingly installed on the base, a connecting seat fixedly installed on the other end of the sliding rod and a spring sleeved on the outer side of the sliding rod, both ends of the spring are respectively abutted against the base and the connecting seat, the connecting seat is hingedly installed on the torsion support 5, when the output torque of the driving chain assembly 3 is greater than a preset value, the torsion support 5 rotates along with the first rotating shaft 30, so that the one end of the limiting switch 20 is separated from the limiting piece 9, and the operation is stopped. In another embodiment, a torsion limiter (a mature product purchased in the market) can also be directly installed on the first rotating shaft 30 and / or the second rotating shaft 31, when the output torque is greater than a preset value, the torsion limiter sends a signal and cuts off the power supply of the driving motor 6. The limiting switch 20 is selected from a travel switch.

[0022] The above embodiments are only a number of descriptions of the concept and realization of the present application, and are not used to limit the present application, under the concept of the present application, the technical scheme without substantial transformation is still within the protection scope.

Claims

1. A cross chain drive for a suspended conveyor comprising a base support frame disposed on a haulage track, characterised in that: A driving chain assembly is arranged on the base support frame, a torsion support is arranged on the driving chain assembly, a driving motor is fixedly installed on the torsion support, and an output end of the driving motor is in power connection with the driving chain assembly; one end of the torsion support is connected with the base support frame through a torsion device; the driving chain assembly comprises a first rotating shaft and a second rotating shaft rotatably installed on the base support frame, a first driving sprocket fixedly installed on the first rotating shaft, a second driving sprocket fixedly installed on the second rotating shaft, a driving chain in power connection with the first driving sprocket and the second driving sprocket, and an H-shaped driving member fixedly installed on the driving chain.

2. The cross-chain drive for a suspended conveyor according to claim 1, characterized in that: A reducer is arranged on the output end of the driving motor, and a chain transmission member is arranged on the output end of the reducer, one end of the chain transmission member being in power connection with the driving chain assembly.

3. The cross-chain drive for a suspended conveyor according to claim 1 or 2, characterized in that: A limiting piece is arranged on the torsion support, and a limiting switch is arranged on the base support frame, one end of the limiting switch being in contact with the limiting piece.

4. The cross-chain drive for a suspended conveyor according to claim 1, characterized in that: The base support frame is composed of two channel steels arranged at intervals and two end plates fixedly arranged on the end portions of the two channel steels, an inverted U-shaped groove is arranged on the end plate, and the driving chain passes through the interval between the two channel steels.

5. The cross-chain drive for a suspended conveyor as set forth in claim 1, wherein: A first protective cover is arranged on the base support frame and located on the outer side of the driving chain.

6. The cross-chain drive for a suspended conveyor according to claim 2, characterized in that: A second protective cover is arranged on the torsion support and located on the outer side of the chain transmission member.

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