CN212981573U - Double-layer rotary conveying device - Google Patents

Abstract

The utility model relates to a double-layer rotary conveying device, which comprises a conveying rack and an unloading rack which are matched, wherein two rows of first conveying rollers which are arranged in parallel and a first driving mechanism for driving the first conveying rollers to rotate are arranged on the conveying rack; two turntables, a cam divider and a gear reduction motor are arranged on the unloading machine frame; an input shaft of the cam divider is connected with an output shaft of the gear reduction motor, and an output shaft of the cam divider is connected with the turntable; and the turntable is provided with a plurality of second conveying rollers arranged in parallel and a second driving mechanism for driving the second conveying rollers to rotate. The unloading frame of the utility model rotates the turntable 180 degrees through the cam divider and the gear reduction motor, thereby adjusting the direction of the cargo box on the second conveying roller; the flexible centering mechanism is arranged, so that centering processing on the cargo box on the first conveying roller is realized; the conveying frame is good in conveying stability and meets the development requirement of intelligent conveying.

Description

Double-layer rotary conveying device

Technical Field

The utility model belongs to the technical field of conveyor, concretely relates to double-deck rotatory conveyor.

Background

The conveying structure of the roller conveyor is simple, and is one of the most widely used conveying machines. It consists of a series of rollers arranged at intervals for conveying piece goods or pallet goods. Each roller conveyor is driven by a gear drive type motor, and an electromagnetic brake is arranged at a required place. The movement of the rollers can be effected by means of a chain with a guard. Each unit is mounted on a prefabricated frame mounted on the supporting steel structure of the conveyor system. The operation control is controlled by the conveying control system in a centralized way.

The roller conveyor has the traditional advantages of simple structure, reliable operation, convenient maintenance, economy, energy conservation and the like, and also has good compatibility and matching with the production process and functional diversity. However, the existing roller conveyor has some problems in the use process, for example, the centering placement of goods on the rollers cannot be guaranteed, and the positions of the goods can only be adjusted manually, so that not only are manpower and material resources wasted and the transportation cost wasted, but also the centering effect is poor; the conveying stability is poor, and the goods on the rollers are easy to shift in the conveying process; when unloading, because the roller can't rotate 180 degrees and lead to the goods direction that can not the rapid adjustment above that, can only manual rotation goods adjust the goods direction, extravagant manpower and materials and cost of transportation can't satisfy the development demand that intelligent transport.

SUMMERY OF THE UTILITY MODEL

The utility model provides a double-layer rotary conveying device aiming at the technical problems in the prior art, which solves the problems that the prior roller conveyor can not ensure the goods on the rollers to be placed in a centering way in the using process, and can only manually adjust the goods position, thereby not only wasting manpower and material resources and transportation cost, but also having poor centering effect; the conveying stability is poor, and the goods on the rollers are easy to shift in the conveying process; when unloading, because the roller can't rotate 180 degrees and lead to the goods direction that can not the rapid adjustment above that, can only manual rotation goods adjust the goods direction, extravagant manpower and materials and cost of transportation can't satisfy at least one in the development demand scheduling problem that intelligent transport.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a double-layer rotary conveying device comprises a conveying rack and a discharging rack which are matched, wherein two rows of first conveying rollers which are arranged in parallel and a first driving mechanism for driving the first conveying rollers to rotate are arranged on the conveying rack; two turntables, a cam divider and a gear reduction motor are arranged on the unloading machine frame; an input shaft of the cam divider is connected with an output shaft of the gear reduction motor, and an output shaft of the cam divider is connected with the turntable; and the turntable is provided with a plurality of second conveying rollers arranged in parallel and a second driving mechanism for driving the second conveying rollers to rotate.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, a flexible centering mechanism is arranged at the feeding end of the conveying rack; the flexible centering mechanism comprises two limiting assemblies which are symmetrically arranged; the limiting assembly comprises a mounting bracket, a row of side rollers rotatably connected with the mounting bracket, and a plurality of elastic assemblies used for connecting the mounting bracket and the conveying rack; the resilient assembly includes a first spring.

Furthermore, the elastic component also comprises a first limiting rod and a first sleeve which are in sliding sleeve joint; the first spring is sleeved outside the first limiting rod; one end part of the first limiting rod is fixedly connected with the mounting bracket, and the other end of the first limiting rod extends into the inner cavity of the first sleeve; the first sleeve is fixedly connected with the conveying rack.

Further, the first limiting rod is fixedly connected with the mounting bracket through a connecting block; the first sleeve is fixedly connected with the conveying rack through a connecting piece.

Further, the two rows of side rollers are divided into a parallel distribution area and an outer inclined distribution area along the direction from the feeding end of the conveying rack to the discharging rack; the two rows of side rollers of the parallel distribution area are arranged in parallel; and the two rows of side rollers of the outer inclined distribution area are obliquely arranged towards the outer side direction of the conveying rack along the intersection point of the parallel distribution area and the outer inclined distribution area.

Further, the two rows of side rollers of the outer inclined distribution area are arranged in an 'eight' shape.

Further, two end parts of the mounting bracket are connected with the conveying rack in a sliding manner.

Furthermore, the conveying rack is provided with sliding chutes in sliding fit with the two end parts of the mounting bracket.

Further, the division number of the cam divider is 2 or 4 or 6.

Further, a damping component is arranged between every two adjacent first conveying rollers; the damping assembly comprises a damping block, a second limiting rod and a second sleeve which are sequentially connected from top to bottom; the second limiting rod is fixedly connected with the damping block and is in sliding sleeve joint with the second sleeve; a second spring is arranged between the damping block and the second sleeve; the second spring is sleeved outside the second limiting rod.

The utility model has the advantages that:

(1) the unloading frame of the utility model enables the rotary table to rotate 180 degrees through the cam divider and the gear reduction motor, thereby adjusting the direction of the cargo box on the second conveying roller, saving manpower and material resources and transportation cost, and meeting the development requirement of intelligent transportation without manually rotating the cargo box;

(2) the flexible centering mechanism is arranged at the feeding end of the conveying rack, so that the cargo box on the first conveying roller is centered, the labor and material resources and the transportation cost are saved, the centering effect is good, the flexible centering mechanism is suitable for cargo boxes with different sizes, the conveying stability is obviously improved, and the development requirement of intelligent conveying is met;

(3) carry the transport stability of frame good, through setting up flexible centering mechanism and damper, effectively avoid the goods case on the first conveying roller to take place the skew phenomenon in transportation process to satisfy the development demand that intelligence was carried, in addition, damper plays the effect of protection goods case, effectively avoids the goods case to damage.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic structural view of the flexible centering mechanism of the present invention;

fig. 4 is a schematic view of a partial structure of the discharging frame of the present invention;

fig. 5 is a schematic view of a partial structure of the discharging frame of the present invention;

fig. 6 is a schematic structural view of the shock absorbing assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. conveying frame, 11, first conveying roller, 12, the spout, 2, the frame of unloading, 3, flexible centering mechanism, 31, the side roller, 32, the installing support, 33, elastic component, 331, first spring, 332, first gag lever post, 333, first sleeve, 334, the connecting block, 335, the connecting piece, 4, the carousel, 41, the second conveying roller, 5, the cam splitter, 6, gear reduction motor, 7, damper, 71, the snubber block, 72, the second gag lever post, 73, the second sleeve, 74, the second spring, 8, the cargo box.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

It should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are intended to be construed broadly, as if they were connected either fixedly or removably, or as integrally formed structures. To those of ordinary skill in the art, the specific meaning of such terms in this patent may be understood as appropriate.

As shown in fig. 1 to fig. 6, the double-deck rotary conveying device according to the present embodiment includes a conveyor frame 1 and a discharge frame 2 which are matched, wherein two rows of first conveying rollers 11 arranged in parallel and a first driving mechanism for driving the first conveying rollers 11 to rotate are mounted on the conveyor frame 1, and are used for conveying a cargo box 8; the discharging rack 2 is provided with two turntables 4, a cam divider 5 and a gear reduction motor 6; an input shaft of the cam divider 5 is connected with an output shaft of the gear reduction motor 6, and an output shaft of the cam divider is connected with the rotary table 4; the turntable 4 is provided with a plurality of second conveying rollers 41 arranged in parallel, and a second driving mechanism for driving the second conveying rollers 41 to rotate.

Further, the first driving mechanism comprises a first motor and a first conveyor belt; the output end of the first motor is in transmission connection with the first conveying roller 11 through a first transmission belt, so that the first conveying roller 11 rotates under the action of the first driving mechanism, and the cargo box 8 is driven to move in the direction shown by the arrow in fig. 1.

In this embodiment, the first motor and the first conveying roller 11 are driven by a belt, and compared with chain transmission and gear transmission, the belt conveyor has the advantages of smooth operation, low noise, less environmental pollution, high-speed operation permission and the like, and further improves the conveying stability of the conveyor frame 1.

The first motor is preferably a servo motor in this embodiment, so as to realize automatic control of the conveying process, thereby strictly controlling the operation state of the cargo box 8.

Further, the second driving mechanism comprises a second motor and a second conveyor belt; the output end of the second motor is in transmission connection with the second conveying roller 41 through a second transmission belt, so that the second conveying roller 41 rotates under the action of the second driving mechanism, and the cargo box 8 is driven to move to discharge. The second motor is preferably a servo motor so as to control the speed of the second conveyor roller 41.

In this embodiment, the second motor and the second conveying roller 41 are driven by a belt, and compared with chain transmission and gear transmission, the belt type conveyor has the advantages of stable operation, low noise, less environmental pollution, high-speed operation permission and the like, and further improves the unloading stability of the unloading rack 2.

Preferably, the second conveyor roller 41 is rotatably connected to the turntable 4 by a bearing. The second conveying roller 41 is supported by a bearing, so that the friction coefficient in the movement process is reduced, and the rotation precision is ensured.

The cam divider 5 in the present embodiment is a prior art, and may be a curved cam divider, a planar cam divider, or a cylindrical cam divider, and has the advantages of simple structure, stable transmission, high output dividing precision, good high-speed performance, long service life, and the like.

The cam divider 5 of the present embodiment may be an english cam divider.

The cambered surface cam divider is a transmission device in which a cambered surface conjugate cam on an input shaft and a dividing wheel on an output shaft are vertically meshed without a gap. The curved section of the contour surface of the cambered surface cam drives the indexing wheel to rotate, and the straight section makes the indexing wheel static and is positioned and self-locked. Thereby converting a continuous input motion into an intermittent output motion.

The plane cam indexer is a transmission device in which a plane conjugate cam on an input shaft and an indexing wheel on an output shaft are meshed in parallel without gaps. The curved section of the profile surface of the plane cam drives the indexing wheel to rotate, and the straight section makes the indexing wheel static and self-locking in positioning. Thereby converting a continuous input motion into an intermittent output motion.

Preferably, the division number of the cam divider 5 is 2, 4 or 6, so that the cam divider 5 and the gear reduction motor 6 can rotate the rotary table 4 by 180 degrees, thereby adjusting the direction of the cargo box 8 on the second conveying roller 41, improving the motion stability of the rotary table 4, and effectively preventing the cargo box 8 on the second conveying roller 41 from shifting.

As shown in fig. 1-3, a flexible centering mechanism 3 is arranged at the feeding end of the conveyor frame 1; the flexible centering mechanism 3 comprises two limiting assemblies which are symmetrically arranged; the limiting assembly comprises a mounting bracket 32, a row of side rollers 31 rotatably connected with the mounting bracket 32, and a plurality of elastic assemblies 33 used for connecting the mounting bracket 32 and the conveyor frame 1; the elastic member 33 includes a first spring 331.

Preferably, the first spring 331 is a constant force spring to improve the usability and the service life of the elastic component 33, and further improve the centering effect of the cargo box 8.

As shown in fig. 3, the elastic component 33 further includes a first limiting rod 332 and a first sleeve 333 which are slidably sleeved; the first spring 331 is sleeved outside the first limiting rod 332; one end of the first limiting rod 332 is fixedly connected with the mounting bracket 32, and the other end of the first limiting rod extends into the inner cavity of the first sleeve 333; the first sleeve 333 is fixedly connected with the conveyor frame 1. The first sleeve 333 and the first limit rod 332 are used for guiding and limiting the extension or compression movement of the first spring 331, so that the first spring 331 is effectively prevented from transversely deviating, and the working stability of the flexible centering mechanism 3 is further improved.

Further, the cross section of the first limiting rod 332 along the axis is "T" shaped, so as to improve the structural stability of the elastic component 33, and effectively prevent the first limiting rod 332 from sliding out of the inner cavity of the first sleeve 333.

Further, the first limiting rod 332 is fixedly connected with the mounting bracket 32 through a connecting block 334; the first sleeve 333 is fixedly connected with the conveyor frame 1 through a connecting piece 335. The connecting member 335 may be a connecting plate or a connecting frame fixedly connected to the first sleeve 333 and the conveyor frame 1, respectively, or may be another conventional structure, and is configured to fixedly connect the first sleeve 43 to the conveyor frame 1.

As shown in fig. 1-3, the two rows of side rollers 31 are divided into a parallel distribution area and an outer inclined distribution area along the direction from the feeding end of the conveyor frame 1 to the discharging frame 2; the two rows of side rollers 31 of the parallel distribution area are arranged in parallel; two rows of side rollers 31 in outer oblique distribution district are arranged to the slope of 1 outside direction of conveyer frame along parallel distribution district and outer oblique distribution district intersection point to when the realization carries out centering to goods case 8, further improve centering effect, guarantee in addition the stability of goods case 8 transport on first conveying roller 11.

Further, the two rows of side rollers 31 of the outer inclined distribution area are arranged in an 'eight' shape.

As shown in fig. 1 and 3, both end portions of the mounting bracket 32 are slidably connected to the conveyor frame 1. Further, the conveyor frame 1 is provided with sliding chutes 12 which are in sliding fit with two end portions of the mounting bracket 32, and are used for guiding and limiting the movement of the mounting bracket 32, and the flexible centering mechanism 3 has a synergistic effect, so that the stability of the movement of the mounting bracket 32 is further improved, the centering effect on the cargo box 8 on the first conveyor rollers 11 is improved, and the stability of the conveyance of the cargo box 8 on the first conveyor rollers 11 is ensured.

As shown in fig. 6, a damper assembly 7 is disposed between two adjacent first conveyor rollers 11; the damping assembly 7 comprises a damping block 71, a second limiting rod 72 and a second sleeve 73 which are sequentially connected from top to bottom; the second limiting rod 72 is fixedly connected with the damping block 71 and is in sliding sleeve connection with the second sleeve 73; a second spring 74 is arranged between the damper block 71 and the second sleeve 73; the second spring 74 is sleeved outside the second limiting rod 72. The shock generated in the conveying process of the cargo box 8 is weakened or absorbed through the shock absorption block 71 and the second spring 74, so that the conveying stability of the conveying rack 1 is improved, and in addition, the cargo box 8 is protected, and the cargo box 8 is effectively prevented from being damaged.

Preferably, the cross section of the second limiting rod 72 along the axis is "T" shaped, so as to improve the structural stability of the shock absorbing assembly 7 and effectively prevent the second limiting rod 72 from sliding out of the inner cavity of the second sleeve 43.

Preferably, the second spring 74 is a constant force spring to improve the damping effect and the service life of the damping assembly 7, so as to improve the conveying stability of the conveying device.

Preferably, in this embodiment, the top of the conveying frame 1 and the top of the unloading frame 2 are both provided with a punching plate, and both sides of the conveying frame are both provided with protection plates, so as to protect the first conveying rollers 11, the turntable 4, the second conveying rollers 41 and the cargo box 8, and improve the use safety and the service life of the conveying device.

The working principle of the double-layer rotary conveying device is as follows:

(1) the first driving mechanism drives the first output roller 11 to rotate; after the cargo box 8 is placed on the first conveying roller 11 at the feeding end of the conveying frame 1, the two rows of side rollers 31 of the flexible centering mechanism 3 perform centering processing on the cargo box 8 under the action of the spring 331 of the elastic component 33, so that the cargo box 8 is positioned in the middle of the first conveying roller 11, and meanwhile, the cargo box 8 moves to the turntable 4 of the unloading frame 2 along the direction shown by the arrow in fig. 1 under the action of the first output roller 11;

(2) during the process that the first conveying roller 11 conveys the goods box 8 from the feeding end of the conveying rack 1 to the second conveying roller 41 of the unloading rack 2, the damping assembly 7 plays a role in reducing vibration generated during the conveying process of the goods box 8; that is, when the cargo box 8 passes between two adjacent first conveying rollers 11, the bottom surface of the cargo box 8 contacts with the damping block 71, so that the generated vibration is weakened or absorbed by the damping block 71 and the second spring 74, and the conveying stability of the conveying device is improved, and in addition, the cargo box 8 is effectively protected, and the cargo box 8 is prevented from being damaged;

(3) if the direction of the cargo box 8 does not need to be adjusted, the second conveying roller 41 is directly driven to rotate by the second driving mechanism, so that the cargo box 8 is driven to move for unloading;

if the direction of the cargo box 8 needs to be adjusted, the turntable 4 is rotated by 180 degrees through the cam divider 5 and the gear reduction motor 6, and after the direction of the cargo box 8 on the second conveying roller 41 is adjusted, the second conveying roller 41 is driven by the second driving mechanism to rotate, so that the cargo box 8 is driven to move for unloading.

In the embodiment, the discharging frame 2 rotates the rotary table 4 by 180 degrees through the cam divider 5 and the gear reduction motor 6, so that the direction of the cargo box 8 on the second conveying roller 41 is adjusted, the cargo box 8 does not need to be manually rotated, manpower, material resources and transportation cost are saved, and the development requirement of intelligent transportation is met;

the flexible centering mechanism 3 is arranged at the feeding end of the conveying rack 1, so that the cargo box 8 on the first conveying roller 11 is centered, the manpower and material resources and the transportation cost are saved, the centering effect is good, the flexible centering mechanism is suitable for the cargo boxes 8 with different sizes, the conveying stability is obviously improved, and the development requirement of intelligent conveying is met;

this embodiment conveyor frame 1's transport stability is good, through setting up flexible centering mechanism 3 and damper 7, effectively avoids cargo box 8 on the first conveying roller 11 to take place the skew phenomenon in transportation process to satisfy the development demand that intelligent was carried, in addition, damper 7 plays the effect of protection cargo box 8, effectively avoids cargo box 8 to damage.

The mechanisms, assemblies and components of the present invention that are not described with respect to specific structures are conventional structures that exist in the prior art. Can be purchased directly from the market.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A double-layer rotary conveying device comprises a conveying rack (1) and a discharging rack (2) which are matched, and is characterized in that two rows of first conveying rollers (11) which are arranged in parallel and a first driving mechanism for driving the first conveying rollers (11) to rotate are mounted on the conveying rack (1); the discharging rack (2) is provided with two turntables (4), a cam divider (5) and a gear reduction motor (6); an input shaft of the cam divider (5) is connected with an output shaft of the gear reduction motor (6), and an output shaft of the cam divider is connected with the rotary table (4); the turntable (4) is provided with a plurality of second conveying rollers (41) which are arranged in parallel and a second driving mechanism for driving the second conveying rollers (41) to rotate.

2. The double-deck rotary conveyor apparatus according to claim 1, characterized in that a flexible centering mechanism (3) is arranged at the feed end of the conveyor frame (1); the flexible centering mechanism (3) comprises two limiting assemblies which are symmetrically arranged; the limiting assembly comprises a mounting bracket (32), a row of side rollers (31) rotatably connected with the mounting bracket (32), and a plurality of elastic assemblies (33) used for connecting the mounting bracket (32) and the conveying rack (1); the elastic member (33) includes a first spring (331).

3. The double-deck rotary conveyor of claim 2, characterized in that the elastic component (33) further comprises a first limit rod (332) and a first sleeve (333) which are slidably sleeved; the first spring (331) is sleeved outside the first limiting rod (332); one end part of the first limiting rod (332) is fixedly connected with the mounting bracket (32), and the other end of the first limiting rod extends into the inner cavity of the first sleeve (333); the first sleeve (333) is fixedly connected with the conveying rack (1).

4. The double-deck rotary conveying device according to claim 3, wherein the first limiting rod (332) is fixedly connected with the mounting bracket (32) through a connecting block (334); the first sleeve (333) is fixedly connected with the conveying rack (1) through a connecting piece (335).

5. The double-deck rotary conveyor apparatus according to claim 2, characterized in that the two rows of side rollers (31) are divided into a parallel distribution area and an outer inclined distribution area along the direction from the feeding end of the conveyor frame (1) to the discharge frame (2); the two rows of side rollers (31) of the parallel distribution area are arranged in parallel; and the two rows of side rollers (31) of the outer inclined distribution area are obliquely arranged towards the outer side direction of the conveying rack (1) along the intersection point of the parallel distribution area and the outer inclined distribution area.

6. The double-deck rotary conveyor according to claim 5, characterized in that the two rows of side rollers (31) of the outer inclined distribution zone are arranged in an "eight" shape.

7. The double-deck rotary conveyor apparatus according to claim 2, wherein both ends of the mounting bracket (32) are slidably connected to the conveyor frame (1).

8. The double-deck rotary conveying device according to claim 7, wherein the conveying frame (1) is provided with sliding grooves (12) which are in sliding fit with both ends of the mounting bracket (32).

9. The double-deck rotary conveying apparatus according to claim 1, wherein the number of divisions of the cam divider (5) is 2 or 4 or 6.

10. The double-deck rotary conveyor apparatus according to claim 1, wherein a damper assembly (7) is provided between adjacent two first conveyor rollers (11); the damping assembly (7) comprises a damping block (71), a second limiting rod (72) and a second sleeve (73) which are sequentially connected from top to bottom; the second limiting rod (72) is fixedly connected with the damping block (71) and is in sliding sleeve joint with the second sleeve (73); a second spring (74) is arranged between the damping block (71) and the second sleeve (73); the second spring (74) is sleeved outside the second limiting rod (72).

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