阅读说明：本技术 一种兼容多种尺寸托盘的链式输送设备 (Chain conveying equipment compatible with trays of various sizes ) 是由 彭海波 黄三荣 吕林杰 于 2019-10-11 设计创作，主要内容包括：本发明提供一种兼容多种尺寸托盘的链式输送设备,包括由铝型材构成的机身,机身沿水平方向设有若干横梁；靠近机身后侧的横梁滑动连有马达,马达的动力输出端连有主动轴,主动轴的轴线与横梁的长度方向平行,主动轴的两端均连有联轴器,联轴器在远离主动轴的一端连有主动链轮；横梁沿其长度方向分布开设有若干连接孔,横梁在连接孔处螺栓连有左右两条高分子注塑成型的导轨,导轨的位置与主动链轮的位置对应,靠近机身前侧的横梁在对应导轨处设有支座,支座连有张紧链轮,每个张紧链轮均与对应的主动链轮之间设有直板滚子链,两条直板滚子链组成输送线；导轨的侧面设有检测托盘位置的检测装置。本发明能高效输送多种规格的大型托盘。(The invention provides chain type conveying equipment compatible with trays of various sizes, which comprises a machine body formed by aluminum profiles, wherein a plurality of cross beams are arranged on the machine body along the horizontal direction; a cross beam close to the rear side of the body is connected with a motor in a sliding mode, the power output end of the motor is connected with a driving shaft, the axis of the driving shaft is parallel to the length direction of the cross beam, two ends of the driving shaft are connected with couplers, and one end, far away from the driving shaft, of each coupler is connected with a driving chain wheel; the cross beam is provided with a plurality of connecting holes along the length direction, the cross beam is connected with a left polymer injection molding guide rail and a right polymer injection molding guide rail at the connecting holes through bolts, the positions of the guide rails correspond to the positions of the driving chain wheels, the cross beam close to the front side of the machine body is provided with a support at the corresponding guide rail, the support is connected with tensioning chain wheels, a straight plate roller chain is arranged between each tensioning chain wheel and the corresponding driving chain wheel, and the two straight plate roller chains form a conveying line; and a detection device for detecting the position of the tray is arranged on the side surface of the guide rail. The invention can efficiently convey large-scale trays with various specifications.)

1. The utility model provides a chain conveyor of compatible multiple size tray which characterized in that: the aluminum profile frame comprises a frame body formed by aluminum profiles, wherein a plurality of cross beams are arranged on the frame body along the horizontal direction; a cross beam close to the rear side of the body is connected with a motor in a sliding mode, the power output end of the motor is connected with a driving shaft, the axis of the driving shaft is parallel to the length direction of the cross beam, two ends of the driving shaft are both connected with couplers, and one end, far away from the driving shaft, of each coupler is connected with a driving sprocket; the cross beam is provided with a plurality of connecting holes along the length direction, the cross beam is connected with a left polymer injection molding guide rail and a right polymer injection molding guide rail at the connecting holes through bolts, the positions of the guide rails correspond to the positions of the driving chain wheels, a support is arranged at the position, corresponding to the guide rails, of the cross beam close to the front side of the machine body, the support is connected with tensioning chain wheels, a straight plate roller chain is arranged between each tensioning chain wheel and the corresponding driving chain wheel, and the two straight plate roller chains form a conveying line; and a detection device for detecting the position of the tray is arranged on the side surface of the guide rail.

2. The chain conveyor apparatus compatible with pallets of multiple sizes as set forth in claim 1, wherein: the motor is connected with a sliding seat with a dovetail groove, and the cross beam is provided with a dovetail block in sliding fit with the sliding seat.

3. The chain conveyor apparatus compatible with pallets of multiple sizes as claimed in claim 2, wherein: the dovetail block is provided with a plurality of positioning holes along the length direction, the sliding seat is provided with a through hole, and the through hole is inserted with a positioning pin matched with the single positioning hole.

4. A multi-size pallet compatible chain conveyor apparatus as claimed in claim 1 or 3 wherein: the guide rail comprises a square tube connected with the upper surface of the cross beam through bolts, a special-shaped tube is integrated on the upper surface of the square tube, a trapezoidal groove is formed in the top surface of the special-shaped tube along the length direction of the special-shaped tube, and a rectangular track abutted against the straight plate roller chain is arranged in the trapezoidal groove.

5. The chain conveyor apparatus compatible with pallets of multiple sizes as set forth in claim 4, wherein: and an expansion part matched with the trapezoidal groove in shape is arranged at the bottom of the rectangular track.

6. The chain conveyor apparatus compatible with pallets of multiple sizes as set forth in claim 5, wherein: and the bottom surface of the inner side of the special pipe is connected with a groove-shaped track which is abutted against the straight plate roller chain.

7. The chain conveyor apparatus compatible with pallets of multiple sizes as set forth in claim 6, wherein: the detection device comprises a swing arm which is rotatably connected with the guide rail, one end of the swing arm is connected with a wheel body which protrudes out of the upper surface of the straight plate roller chain, a spiral spring is connected between the other end of the swing arm and the guide rail, and the guide rail is provided with a microswitch at the corresponding position below the wheel body.

8. The chain conveyor apparatus compatible with pallets of multiple sizes as set forth in claim 7, wherein: the left and right sides of fuselage all is equipped with the guardrail, the inboard of guardrail is rotated and is connected with a plurality of gyro wheels, the axial of gyro wheel is along vertical direction.

9. The chain conveyor apparatus compatible with pallets of multiple sizes as set forth in claim 8, wherein: an adjusting screw is arranged between the tensioning chain wheel and the support.

Technical Field

The invention relates to the technical field of logistics conveying equipment, in particular to chain type conveying equipment compatible with trays of various sizes.

Background

The concept of logistics originated in the 30's of the 20 th century, originally meaning "physical distribution" or "cargo distribution". The Chinese logistic term standard defines logistics as: logistics is a process of organically combining functions such as transportation, storage, loading, unloading, transportation, packaging, distribution, information processing and the like according to actual needs to meet user requirements in the process of physically flowing articles from a supply place to a receiving place.

In the industries of furniture manufacturing, super-large liquid crystal display manufacturing and the like, super-large-size trays with multiple specifications are often needed, the width of the trays generally exceeds 2 meters, the product size difference is large, and the size change of the trays is also large due to factors such as packaging cost and the like.

The traditional mode adopts the cylinder to carry, has relative roll between cylinder and the tray, and less tray can take place to deflect in transportation process, and sufficient intensity is difficult to guarantee to overlength cylinder, and the cost of manufacture is also too high.

The improved scheme adopts chain plate conveying, can solve the problem of tray deflection, but has higher cost than a roller, large power loss, large noise and low speed, and can not meet the requirements in some vertical warehouse applications requiring high-efficiency conveying. Therefore, improvement is desired.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a chain type conveying apparatus compatible with trays of various sizes, which can efficiently convey large-sized trays of various specifications.

In order to achieve the purpose, the chain type conveying equipment compatible with the trays with various sizes comprises a machine body formed by aluminum profiles, wherein a plurality of cross beams are arranged on the machine body along the horizontal direction; a cross beam close to the rear side of the body is connected with a motor in a sliding mode, the power output end of the motor is connected with a driving shaft, the axis of the driving shaft is parallel to the length direction of the cross beam, two ends of the driving shaft are both connected with couplers, and one end, far away from the driving shaft, of each coupler is connected with a driving sprocket; the cross beam is provided with a plurality of connecting holes along the length direction, the cross beam is connected with a left polymer injection molding guide rail and a right polymer injection molding guide rail at the connecting holes through bolts, the positions of the guide rails correspond to the positions of the driving chain wheels, a support is arranged at the position, corresponding to the guide rails, of the cross beam close to the front side of the machine body, the support is connected with tensioning chain wheels, a straight plate roller chain is arranged between each tensioning chain wheel and the corresponding driving chain wheel, and the two straight plate roller chains form a conveying line; and a detection device for detecting the position of the tray is arranged on the side surface of the guide rail.

Preferably, the motor is connected with a sliding seat with a dovetail groove, and the cross beam is provided with a dovetail block in sliding fit with the sliding seat.

Preferably, the dovetail block is provided with a plurality of positioning holes along the length direction, the sliding seat is provided with a through hole, and the through hole is inserted with a positioning pin matched with the single positioning hole.

Preferably, the guide rail comprises a square tube in bolted connection with the upper surface of the cross beam, a special-shaped tube is integrated on the upper surface of the square tube, a trapezoidal groove is formed in the top surface of the special-shaped tube along the length direction of the special-shaped tube, and a rectangular track abutted against the straight plate roller chain is arranged in the trapezoidal groove.

Preferably, the bottom of the rectangular track is provided with an expansion part matched with the shape of the trapezoidal groove.

Preferably, a groove-shaped track abutting against the straight plate roller chain is connected to the inner bottom surface of the special pipe.

Preferably, the detection device comprises a swing arm rotatably connected with the guide rail, one end of the swing arm is connected with a wheel body protruding out of the upper surface of the straight plate roller chain, a spiral spring is connected between the other end of the swing arm and the guide rail, and the guide rail is provided with a microswitch at a corresponding position below the wheel body.

Preferably, the left and right sides of fuselage all is equipped with the guardrail, the inboard of guardrail is rotated and is connected with a plurality of gyro wheels, the axial of gyro wheel is along vertical direction.

Preferably, an adjusting screw is arranged between the tensioning chain wheel and the support.

Compared with the prior art, the invention has the beneficial effects that:

the machine body is made of aluminum profiles, so that the strength is high, the corrosion resistance is good, the rust prevention treatment is not needed, the quality is low, the light weight concept is met, and the modularization and the integration are favorably realized; the machine body is provided with a plurality of cross beams along the horizontal direction, so that the strength of the machine body is improved, and the machine body is used for providing support for other components;

the driving mode of the motor, the single driving shaft, the coupler and the two driving sprockets is adopted to drive the two straight plate roller chains to synchronously operate, the large-sized tray can be directly placed on a conveying line formed by the two straight plate roller chains for transmission, the loss is greatly reduced, the mechanical efficiency is greatly improved, the large-sized tray can be efficiently conveyed, the occupied space is reduced by more than six times, and the energy-saving and environment-friendly concept is met;

the motor adopts a built-in lubrication type, so that maintenance-free operation can be realized, the whole transmission structure is simple, the service life is long, and the maintenance or replacement period is long;

the guide rail is used for supporting the straight plate roller chain and rolls relative to roller parts in the straight plate roller chain when the motor is started, so that the friction and the abrasion are greatly reduced, the efficiency is improved, the noise is reduced, and the service life is prolonged; the distance between two parallel guide rails can be adjusted by the design of the shaft coupling, the motor and the cross beam in sliding connection and the connecting holes, so that the device is suitable for conveying large trays of most specifications;

after the guide rail and the cross beam are fixed through the bolts penetrating through the connecting holes, the space between the two guide rails is fixed, and the width range of the tray capable of being conveyed at the moment is as follows: the distance between the two guide rails is larger than that of the two guide rails and is smaller than the width of the machine body, and trays with various specifications can be conveyed;

the guide rail is formed by high-molecular injection molding, the manufacturing period is greatly shortened, the processing efficiency is improved, a product with a complex appearance, an accurate size and high strength can be formed at one time, the processing automation degree is high, and the cost is greatly reduced;

the design of the tension chain wheel ensures that the tension force can be adjusted according to the requirement, the use is more flexible and convenient, and the operation is simple; the straight plate roller chain is adopted, the advantages of a roller and a chain plate are achieved, the tray can be directly conveyed on a conveying line, and the straight plate roller chain and the tray are relatively static, so that deflection cannot occur in the conveying process;

the side surface of the guide rail is provided with a detection device for detecting the position of the tray, so that the tray can be accurately detected, a required electronic signal is output, and closed-loop control is realized;

in conclusion, the invention can efficiently convey large-sized trays with various specifications.

Drawings

FIG. 1 is a schematic left side view of a chain conveyor apparatus of the present invention compatible with multiple size pallets;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a front schematic view of a chain conveyor apparatus of the present invention compatible with multiple size pallets;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is a schematic top view along the conveying direction of a chain conveyor apparatus compatible with pallets of various sizes of the present invention.

In the figure: 1. a body; 2. a cross beam; 3. a motor; 4. a drive shaft; 5. a coupling; 6. a drive sprocket; 7. a guide rail; 71. a square tube; 72. a special pipe; 73. a rectangular track; 74. a slot track; 8. a tension sprocket; 9. a straight plate roller chain; 10. a detection device; 101. swinging arms; 102. a wheel body; 103. a coil spring; 104. a micro switch.

Detailed Description

To explain the technical content, structural features, attained objects and effects of the present invention in detail, embodiments are described below in detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.

The invention provides chain type conveying equipment compatible with trays of various sizes, which comprises a machine body 1 formed by aluminum profiles, wherein a plurality of cross beams 2 are arranged on the machine body 1 along the horizontal direction; a cross beam 2 close to the rear side of the machine body 1 is connected with a motor 3 in a sliding mode, a power output end of the motor 3 is connected with a driving shaft 4, the axis of the driving shaft 4 is parallel to the length direction of the cross beam 2, two ends of the driving shaft 4 are both connected with a coupler 5, and one end, far away from the driving shaft 4, of the coupler 5 is connected with a driving chain wheel 6; the cross beam 2 is provided with a plurality of connecting holes along the length direction, the cross beam 2 is connected with a left polymer injection molding guide rail 7 and a right polymer injection molding guide rail 7 at the connecting holes through bolts, the positions of the guide rails 7 correspond to the positions of the drive sprockets 6, a support is arranged at the position, corresponding to the guide rail 7, of the cross beam 2 close to the front side of the machine body 1, the support is connected with tensioning sprockets 8, a straight plate roller chain 9 is arranged between each tensioning sprocket 8 and the corresponding drive sprocket 6, and the two straight plate roller chains 9 form a conveying line; and a detection device 10 for detecting the position of the tray is arranged on the side surface of the guide rail 7.

By adopting the technical scheme, the machine body 1 is made of the aluminum profile, so that the strength is high, the corrosion resistance is good, the rust prevention treatment is not needed, the quality is low, the light weight concept is met, and the modularization and the integration are favorably realized; the fuselage 1 is provided with a plurality of cross beams 2 along the horizontal direction, which are used for improving the strength of the fuselage 1 and providing support for other components;

the driving mode of the motor 3, the single driving shaft 4, the coupler 5 and the two driving chain wheels 6 is adopted to drive the two straight plate roller chains 9 to synchronously operate, so that the large-scale pallet can be directly placed on a conveying line formed by the two straight plate roller chains 9 for transmission, the loss is greatly reduced, the mechanical efficiency is greatly improved, the large-scale pallet can be efficiently conveyed, the occupied space is reduced by more than six times, and the energy-saving and environment-friendly concept is met;

the motor 3 adopts a built-in lubrication type, so that maintenance-free operation can be realized, the whole transmission structure is simple, the service life is long, and the maintenance or replacement period is long;

the guide rail 7 is used for supporting the straight plate roller chain 9 and rolls relative to roller parts in the straight plate roller chain 9 when the motor 3 is started, so that the friction and the abrasion are greatly reduced, the efficiency is improved, the noise is reduced, and the service life is prolonged; the distance between the two parallel guide rails 7 is adjustable due to the design of the shaft coupling 5, the motor 3 and the cross beam 2 in sliding connection and the connecting holes, so that the device is suitable for conveying large pallets of most specifications;

after the guide rails 7 and the cross beam 2 are fixed through bolts penetrating through the connecting holes, the space between the two guide rails 7 is fixed, and the width range of the tray capable of being conveyed at the moment is as follows: the distance between the two guide rails 7 is larger than that of the two guide rails and is smaller than the width of the machine body 1, and trays with various specifications can be conveyed;

the guide rail 7 is formed by high-molecular injection molding, the manufacturing period is greatly shortened, the processing efficiency is improved, a product with a complex appearance, an accurate size and high strength can be formed in one step, the processing automation degree is high, and the cost is greatly reduced;

the design of the tension chain wheel 8 ensures that the tension force can be adjusted according to the requirement, the use is more flexible and convenient, and the operation is simple; the straight plate roller chain 9 is adopted, the advantages of a roller and a chain plate are achieved, the tray can be directly conveyed on a conveying line, and the straight plate roller chain 9 and the tray are relatively static, so that deflection cannot occur in the conveying process;

the side surface of the guide rail 7 is provided with a detection device 10 for detecting the position of the tray, so that the tray can be accurately detected, a required electronic signal is output, and closed-loop control is realized;

in conclusion, the invention can efficiently convey large-scale trays with various specifications;

the straight plate roller chain 9 belongs to the known technology, and comprises a plurality of rollers and straight plates with two ends of the rollers arranged in a staggered mode, wherein the straight plates can be thickened, and the specific structure of the straight plates is not described in detail herein.

Preferably, the motor 3 is connected with a sliding seat with a dovetail groove, and the cross beam 2 is provided with a dovetail block in sliding fit with the sliding seat.

Through adopting above-mentioned technical scheme, can realize the slip of motor 3 relative crossbeam 2 to satisfy the adjustment demand of two straight board roller chain 9 intervals, and the slide that has the dovetail cooperates with the forked tail piece, can provide the support for motor 3.

Preferably, the dovetail block is provided with a plurality of positioning holes along the length direction, the sliding seat is provided with a through hole, and the through hole is inserted with a positioning pin matched with the single positioning hole.

By adopting the technical scheme, the motor 3 can be fixed relative to the cross beam 2 quickly by inserting the positioning pin and the positioning hole, the structure is simple, the fixation is firm, when the position of the motor 3 needs to be adjusted, only the positioning pin needs to be pulled out, the sliding slide seat aligns another positioning hole with the through hole and then inserts the positioning pin, and the adjustment is convenient and quick.

Preferably, the guide rail 7 includes a square tube 71 bolted to the upper surface of the cross beam 2, a special tube 72 is integrally formed on the upper surface of the square tube 71, a trapezoidal groove is formed on the top surface of the special tube 72 along the longitudinal direction thereof, and a rectangular rail 73 abutting against the straight roller chain 9 is provided in the trapezoidal groove.

By adopting the technical scheme, the integrally-integrated square pipe 71 and special pipe 72 have higher design strength and are easy to process; the rectangular track 73 is positioned at the top of the whole guide rail 7, is used for supporting the upper half part of the annular straight plate roller chain 9 and is tangent to the circumferential lower surface of the roller in the straight plate roller chain 9, when the motor 3 is started, the roller in the straight plate roller chain 9 and the rectangular track 73 roll relatively, the friction loss is small, and the service life is long.

Preferably, the bottom of the rectangular rail 73 is provided with an enlarged portion matching the shape of the trapezoidal groove.

Through adopting above-mentioned technical scheme, the portion of expanding is used for with trapezoidal groove joint, realizes fixed of rectangular track 73, simple structure, and it is convenient to make.

Preferably, a groove-shaped rail 74 abutting against the straight roller chain 9 is connected to the inner bottom surface of the profiled tube 72.

By adopting the above technical scheme, the groove-shaped track 74 is located at the middle-lower part of the whole guide rail 7 and is used for supporting the lower half part of the annular straight plate roller chain 9, thereby being beneficial to further reducing the friction loss and prolonging the service life.

Preferably, the detecting device 10 includes a swing arm 101 rotatably connected to the guide rail 7, one end of the swing arm 101 is connected to a wheel 102 protruding from the upper surface of the straight roller chain 9, a coil spring 103 is connected between the other end of the swing arm 101 and the guide rail 7, and the guide rail 7 is provided with a microswitch 104 at a corresponding position below the wheel 102.

By adopting the technical scheme, when the tray passes through the detection device 10, the wheel body 102 is extruded to move downwards to drive the swing arm 101 to rotate to trigger the microswitch 104, so that a required electronic signal can be output, when the tray leaves, the swing arm 101 resets under the elastic force of the spiral spring 103 to drive the wheel body 102 to move upwards to reset, manual detection is not needed, and the accuracy and the automation degree are high; the wheel body 102 can reduce the abrasion of the tray, reduce the resistance on the tray, ensure the conveying efficiency, and is more stable and reliable and lower in cost compared with a photoelectric switch.

Preferably, the left and right sides of fuselage 1 all is equipped with the guardrail, the inboard of guardrail is rotated and is connected with a plurality of gyro wheels, the axial of gyro wheel is along vertical direction.

Through adopting above-mentioned technical scheme, can realize the automatic guide and the direction correction to the tray, the gyro wheel is favorable to reducing the friction loss at guide and correction in-process, increase of service life guarantees conveying efficiency.

Preferably, an adjusting screw is arranged between the tension chain wheel 8 and the support.

Through adopting above-mentioned technical scheme, the accessible rotates adjusting screw and easily adjusts tensioning sprocket 8's position to change the tensile force.

The use and adjustment method of the invention is as follows:

before the tray is conveyed, the positions and the intervals of the two guide rails 7 are adjusted according to the specification of the tray, the interval is ensured to be smaller than the width of the tray, the width of the tray is determined to be smaller than the width of the machine body 1, the guide rails 7 and the cross beam 2 are connected through bolts after the adjustment is finished, and if the position of the motor 3 needs to be adjusted, the sliding seat is slid and fixed through a positioning pin; then, a coupler 5 with a proper length and a matched driving chain wheel 6 are selected to be connected to two ends of a driving shaft 4, two straight plate roller chains 9 are installed, the motor 3 can be started, the motor 3 is matched with a corresponding tensioning chain wheel 8 through the driving shaft 4 and the driving chain wheel 6, the two straight plate roller chains 9 are driven, the two straight plate roller chains 9 form a conveying line, and the tray is placed on the conveying line to obtain efficient conveying; in the conveying process, the tray and the two straight plate roller chains 9 keep relatively static, and the straight plate roller chains 9 and the guide rail 7 move relatively;

when the tray passes through the detection device 10, the extrusion wheel body 102 moves downwards to drive the swing arm 101 to rotate to trigger the microswitch 104, a required electronic signal can be output, when the tray leaves, the swing arm 101 resets under the elastic force action of the spiral spring 103 to drive the wheel body 102 to move upwards to reset, manual detection is not needed, and the accuracy and the automation degree are high; the wheel body 102 can reduce the abrasion of the tray, reduce the resistance on the tray, ensure the conveying efficiency, and is more stable and reliable and lower in cost compared with a photoelectric switch.

It should be understood that the above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, so that the equivalent changes and modifications made in the light of the above disclosure and the appended claims are all within the scope of the present invention.