CN213293828U

CN213293828U - Telescopic grain unloading machine

Info

Publication number: CN213293828U
Application number: CN202022154076.3U
Authority: CN
Inventors: 冯双星; 田刚毅; 郑玉岩; 王文月
Original assignee: Liaoning Naili Machinery Co ltd
Current assignee: Liaoning Naili Machinery Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-28
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a telescopic grain machine that unloads belongs to the grain machine equipment field of unloading, including support one, support two, conveyer belt one and conveyer belt two, the top of support one is equipped with support two, and the inside of every support all is equipped with a conveyer belt one, conveyer belt two that set up downwards from a left side to right side slope, and the conveyer roller that is located on support two passes through axostylus axostyle two to be connected with support two, there is support two top both sides through coupling mechanism sliding connection, and the one end that is located support one low side and goes up axostylus axostyle one runs through the support fixed cover in the lump and is equipped with driven gear, and the one end that is located support two low sides and goes up axostylus axostyle two runs through support two and is connected with motor one, be equipped with between. The utility model discloses an unload the grain machine under the less prerequisite of drive arrangement, have the advantage of simple and scalable regulation as a result to improve the practicality of unloading the grain machine.

Description

Telescopic grain unloading machine

Technical Field

The utility model relates to an unload grain machine equipment field, specificly relate to a telescopic grain machine that unloads.

Background

The conveying section of the grain unloading machine is an inclined section, the conveying distance and the inclination angle of the common conveying section are not large, and grains in the grain unloading section at the tail part are conveyed to the movable conveyor at the next stage, so that various operations such as bulk grain accumulation, loading, transfer and the like can be completed in cooperation. The grain unloading machine can rapidly finish unloading and warehousing operation, and the working efficiency is greatly improved.

The existing telescopic unloading machine adopts a plurality of driving devices to synchronously drive at least two conveying belts, so that the requirement of the device on the matching control is higher, and the manufacturing cost of the device is also increased.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a telescopic grain unloading machine to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

a telescopic grain unloading machine comprises a first support, a second support, a first conveyor belt and a second conveyor belt, wherein the second support is arranged above the first support, the first conveyor belt and the second conveyor belt which are obliquely and downwards arranged from left to right are arranged inside each support, the front end and the rear end of each second conveyor belt are connected with corresponding side supports through conveying rollers, the conveying roller on the first support is rotatably connected with the first support through a first shaft rod, the conveying roller on the second support is connected with the second support through a second shaft rod, the two sides of the top end of the first support are slidably connected with the second support through a connecting mechanism, one end of the first shaft rod on the lower end of the first support penetrates through the supports and is fixedly sleeved with a driven gear, one end of the second shaft rod on the lower end of the second support penetrates through the second support and is connected with a first motor, the first motor is connected with the second support through a mounting rack, a transmission mechanism capable of driving the first upper conveying belt of the first support to rotate is arranged between the first support and the second support;

the transmission mechanism comprises a driving gear, a transition shaft rod, a transition gear, a rotation shaft rod and a transmission gear, wherein the driving gear is fixedly sleeved on the extending end of the shaft rod II, the transition shaft rod is rotatably arranged on the baffle, the fixed sleeve is arranged on the transition shaft rod and is meshed with the driving gear, the rotation shaft rod is rotatably arranged on the baffle and is positioned below the transition shaft rod, the fixed sleeve is arranged on the rotation shaft rod and is meshed with the driven gear, and the transition shaft rod is linked with the rotation shaft rod through a.

Preferably, the connecting mechanism comprises a concave-shaped sliding block inserted and arranged on two sides of the top end of the first support, an insertion plate arranged on the inner side wall of the concave-shaped sliding block, and sliding chutes which are arranged on the first support, correspond to the insertion plate one by one and allow the insertion plate to slide, and the concave-shaped sliding block and the insertion plate are arranged along the length direction of the first support.

Preferably, a driving mechanism for driving the second bracket to slide is arranged between the first bracket and the second bracket.

Preferably, the driving mechanism comprises a connecting shaft rod horizontally penetrating through the two concave-shaped sliding blocks and a gear arranged inside each concave-shaped sliding block, the gears are a first gear and a second gear, the first gear and the second gear are connected with the connecting shaft rod through one-way bearings respectively, the rotating directions of the two one-way bearings are opposite, the end part of the connecting shaft rod is linked with the transition shaft rod through a belt transmission mechanism II, a first rack and a second rack are arranged on two sides of the top end of the first support respectively, the first rack is meshed with the first gear, the second rack is meshed with the second gear, and the length of the second rack is larger than that of the first rack.

Preferably, each belt transmission mechanism comprises two belt wheels and a transmission belt arranged between the two belt wheels, the two belt wheels in the first transmission mechanism are respectively fixedly sleeved on the transition shaft lever and the rotating shaft lever, and the two belt wheels in the second transmission mechanism are respectively fixedly sleeved on the transition shaft lever and the connecting shaft lever.

3. Advantageous effects

1. The utility model discloses a support one and the slip of support two, can extend this whole length of grain machine of unloading to the feed end that conveniently unloads the grain machine inserts to the gate of stacking cereal, so that the loading and unloading of cereal, through grafting and the slip of plugboard and spout, can carry on spacingly to support two when sliding, in order to guarantee two gliding stability performances of support.

2. When the motor I rotates, the rotation directions of the transition shaft lever and the shaft lever II are opposite through the meshing of the driving gear and the transition gear, meanwhile, the rotating shaft lever and the transition shaft lever are driven to rotate in the same direction through the belt transmission between the transition shaft lever and the rotating shaft lever, in addition, when the high end of the bracket II slides to the low end of the bracket I, the transmission gear on the rotating shaft rod is contacted and meshed with the driven gear on the shaft rod I, so that the first shaft lever on the first conveyor belt rotates under the meshing of the driven gear and the transmission gear, and the rotating direction of the first shaft lever is the same as that of the second shaft lever, the first conveyor belt and the second conveyor belt can convey the articles in the same direction through the same-direction rotation of the first shaft lever and the second shaft lever, so that the grain unloading machine has the advantages of simple result and telescopic adjustment on the premise of less driving devices, and the practicability of the grain unloading machine is improved.

3. The utility model discloses a transition axostylus axostyle and the belt drive of being connected the axostylus axostyle can make and connect axostylus axostyle and transition axostylus axostyle syntropy to this makes drive support two can slide on support one under the rotation of connecting the axostylus axostyle gear, and the slip direction is: when the rotation direction of the second conveyor belt is anticlockwise, the lower end of the first two-way support of the support slides, when the rotation direction of the second conveyor belt is clockwise, the high end of the first two-way support of the support slides, for the automatic movement of the second support, the one-way bearing between the first gear and the connecting shaft rod does not rotate when the connecting shaft rod rotates clockwise through the arrangement that the rotation directions of the one-way bearings on the first gear and the second gear are opposite, so that the first gear can be driven by the connecting shaft rod and moves on the first rack (at the moment, the second gear rolls on the second rack) to realize the movement of the lower end of the first two-way support of the support, and conversely, when the connecting shaft rod rotates anticlockwise, the one-way bearing between the first gear and the connecting shaft rod rotates, the one-way bearing between the second gear and the connecting shaft rod does not rotate, so that the second gear can be driven by the connecting shaft rod and move on the second rack (at the moment, the grain unloading machine has the advantages that the movement of the support towards the high end of the first support is realized, the arrangement of the drive mode of the second support through linkage enables the grain unloading machine to realize the synchronous drive of the upper conveyor belt and the lower conveyor belt through the transmission mechanism under one drive device, and meanwhile, the automatic stretching of the second support can also be realized through the linkage of the drive mechanism and the transmission mechanism, so that the grain unloading machine has the advantages of simple structure, multiple functions and the like under the condition of lower manufacturing cost.

4. The utility model discloses the length of rack two is greater than the setting of a rack length, make two supports slide when the least significant end of support one, first gear breaks away from rack one, second gear still contacts with two racks, can make first gear can be in the rotation always in the low side that support one after leaving rack one through the separation of first gear and rack one, can still transport cereal after guaranteeing two conveyer belts two extensions of support, still with the contact of rack two through two gears, can provide the condition for the shrink of support two, in order to guarantee this grain unloader internals's coordination performance.

Drawings

Fig. 1 is a schematic front view of the internal structure of the present invention;

fig. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is a schematic top view of the first bracket.

Reference numerals: 1-first support, 2-second support, 3-first conveyor belt, 4-second conveyor belt, 5-conveying roller, 6-first shaft rod, 7-driven gear, 8-second shaft rod, 9-first motor, 10-mounting rack, 11-baffle, 12-transition shaft rod, 13-driving gear, 14-transition gear, 15-rotating shaft rod, 16-transmission gear, 17-concave slider, 18-plugboard, 19-chute, 20-connecting shaft rod, 21-first gear, 22-first rack, 23-second gear and 24-second rack.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1-4, a telescopic grain unloading machine comprises a first support 1, a second support 2, a first conveyor belt 3 and a second conveyor belt 4, wherein the second support 2 is arranged above the first support 1, the first conveyor belt 3 and the second conveyor belt 4 which are obliquely and downwardly arranged from left to right are arranged inside each support, the front end and the rear end of each second conveyor belt are connected with the corresponding side supports through conveyor rollers 5, a connecting mechanism comprises concave-shaped sliders 17 inserted and arranged at two sides of the top end of the first support 1, insertion plates 18 arranged on the inner side walls of the concave-shaped sliders 17, sliding chutes 19 which are arranged on the first support 1 and correspond to the insertion plates 18 one by one and allow the insertion plates 18 to slide, the concave-shaped sliders 17 and the insertion plates 18 are arranged along the length direction of the first support 1, the overall length of the grain unloading machine can be lengthened through the sliding of the first support 1 and the second support 2, so that the feeding end of the grain unloading machine can be conveniently inserted, the second bracket 2 can be limited during sliding through the insertion and sliding of the insertion plate 18 and the sliding groove 19 so as to facilitate the loading and unloading of grains, so that the stability of the sliding of the second bracket 2 is ensured;

the conveying roller 5 positioned on the first support 1 is rotatably connected with the first support 1 through a first shaft rod 6, the conveying roller 5 positioned on the second support 2 is connected with the second support 2 through a second shaft rod 8, two sides of the top end of the first support 1 are slidably connected with the second support 2 through a connecting mechanism, one end of the first shaft rod 6 positioned on the lower end of the first support 1 penetrates through the first support 1 and is fixedly sleeved with a driven gear 7, one end of the second shaft rod 8 positioned on the lower end of the second support 2 penetrates through the second support 2 and is connected with a first motor 9, the first motor 9 is connected with the second support 2 through a mounting frame 10, a baffle 11 is vertically arranged at the bottom end of the mounting frame 10, and a transmission mechanism capable of driving the first conveying belt 3 on the first support 1 to;

the transmission mechanism comprises a driving gear 13 fixedly sleeved on the extending end of the second shaft lever 8, a transition shaft lever 12 rotatably arranged on the baffle 11, a transition gear 14 fixedly sleeved on the transition shaft lever 12 and meshed with the driving gear 13, a rotation shaft lever 15 rotatably arranged on the baffle 11 and positioned below the transition shaft lever 12, and a transmission gear 16 fixedly sleeved on the rotation shaft lever 15 and meshed with the driven gear 7, wherein the transition shaft lever 12 is linked with the rotation shaft lever 15 through a first belt transmission mechanism;

a driving mechanism for driving the support II 2 to slide is arranged between the support I1 and the support II 2, the driving mechanism comprises a connecting shaft rod 20 horizontally penetrating through the two concave-shaped sliding blocks 17 and a gear arranged inside each concave-shaped sliding block 17, the gears are a gear I21 and a gear II 23 respectively, the gear I21 and the gear II 23 are respectively connected with the connecting shaft rod 20 through one-way bearings, the rotating directions of the two one-way bearings are opposite, the end part of the connecting shaft rod 20 is linked with the transition shaft rod 12 through a belt transmission mechanism II, two sides of the top end of the support I1 are respectively provided with a rack I22 and a rack II 24, the rack I22 is meshed with the gear I21, the rack II 24 is meshed with the gear II 23, the length of the rack II 24 is larger than that of the rack I22, the connecting shaft rod 20 and the belt transmission of the transition shaft rod 12 and the connecting shaft rod 20 can enable the connecting shaft rod 20 and the transition shaft rod 12 to rotate in the same direction, so that the driving support II 2, and the sliding direction is as follows: when the rotating direction of the second conveyor belt 4 is anticlockwise, the second support 2 slides towards the lower end of the first support 1, when the rotating direction of the second conveyor belt 4 is clockwise, the second support 2 slides towards the higher end of the first support 1, for the automatic movement of the second support 2, the one-way bearings on the first gear 21 and the second gear 23 are arranged in opposite rotating directions, so that when the connecting shaft rod 20 rotates clockwise, the one-way bearing between the first gear 21 and the connecting shaft rod 20 does not rotate, the one-way bearing between the second gear 23 and the connecting shaft rod 20 rotates, so that the first gear 21 can be driven by the connecting shaft rod 20 and moves on the first rack 22 (at the moment, the second gear 23 and the second rack 24 roll), so as to realize the movement of the second support 2 towards the lower end of the first support 1, and conversely, when the connecting shaft rod 20 rotates anticlockwise, the one-way bearing between the first gear 21 and the connecting shaft rod 20 rotates, the one-way bearing between the second, the second gear 23 can be driven by the connecting shaft rod 20 and moves on the second rack 24 (at the moment, the first gear 21 rolls with the first rack 22) to realize the movement of the second bracket 2 to the high end of the first bracket 1, the arrangement of the drive mode of the second bracket 2 in a linkage mode enables the grain unloading machine to realize the synchronous drive of the upper conveyor belt and the lower conveyor belt through the transmission mechanism under one drive device, and simultaneously can realize the automatic extension and contraction of the second bracket 2 through the linkage of the drive mechanism and the transmission mechanism, so that the grain unloading machine has a plurality of functions under the condition of lower manufacturing cost, in addition, the length of the second rack 24 is larger than that of the first rack 22, when the second bracket 2 slides to the lowest end of the first bracket 1, the first gear 21 is separated from the first rack 22, the second gear 23 is still contacted with the second rack 24, and the separation of the first gear 21 from the first rack 22 enables the first gear 21 to be always in rotation at the low end side of the first bracket 1 after the first rack 22, the grain conveying device has the advantages that the two conveying belts can still convey grains after the second support 2 extends, the second gear 23 is still in contact with the second rack 24, conditions can be provided for contraction of the second support 2, and coordination performance of internal parts of the grain unloading machine can be guaranteed.

The specific application process of the telescopic grain unloading machine is as follows: when the grain unloading machine is used, the grain unloading machine is moved to a designated position, then the first motor 9 rotates anticlockwise to drive the second conveyor belt 4 to rotate anticlockwise, when the first motor 9 rotates anticlockwise, the rotating directions of the transition shaft lever 12 and the second shaft lever 8 are opposite through the meshing of the driving gear 13 and the transition gear 14, then the connecting shaft lever 20 and the transition shaft lever 12 rotate in the same direction through the belt transmission of the transition shaft lever 12 and the connecting shaft lever 20, so that the first gear 21 on the connecting shaft lever 20 can be meshed with the first rack 22 (at this time, the one-way bearing on the first gear 21 does not rotate, and the one-way bearing on the second gear 23 rotates), and therefore the second support 2 can move from the high end of the first support 1 to the low end of the first support, and the extension of the grain unloading machine is realized;

when the motor I9 rotates anticlockwise, the rotating shaft rod 15 and the transition shaft rod 12 are driven to rotate in the same direction through belt transmission between the transition shaft rod 12 and the rotating shaft rod 15, in addition, when the high end of the support II 2 slides to the low end of the support I1, the transmission gear 16 on the rotating shaft rod 15 is in contact with and meshed with the driven gear 7 on the shaft rod I6, so that the shaft rod I6 on the conveyor belt I3 rotates under the meshing of the driven gear 7 and the transmission gear 16, the rotating direction of the shaft rod I6 is the same as that of the shaft rod II 8, and articles can be conveyed by the conveyor belt I3 and the conveyor belt II 4 in the anticlockwise direction through the same-direction rotation of the shaft rod I6 and the shaft rod II 8;

after the grains are conveyed, the gear II 23 on the connecting shaft rod 20 can be meshed with the rack II 24 through clockwise rotation of the motor I9 (at the moment, the one-way bearing on the gear I21 rotates, and the one-way bearing on the gear II 23 does not rotate), so that the support II 2 can move from the low end of the support I1 to the high end of the support I1, the grain unloading machine is contracted, and the using process of the telescopic grain unloading machine is completed.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. A telescopic grain unloading machine comprises a first support (1), a second support (2), a first conveyor belt (3) and a second conveyor belt (4), wherein the second support (2) is arranged above the first support (1), the first conveyor belt (3) and the second conveyor belt (4) which are obliquely and downwards arranged from left to right are arranged inside each support, the front end and the rear end of each second conveyor belt are connected with corresponding side supports through conveying rollers (5), the conveying rollers (5) on the first support (1) are rotatably connected with the first support (1) through shaft rods (6), the conveying rollers (5) on the second support (2) are connected with the second support (2) through shaft rods (8), and the telescopic grain unloading machine is characterized in that the two sides of the top end of the first support (1) are slidably connected with the second support (2) through a connecting mechanism, one end of the first shaft rod (6) on the lower end of the first support (1) penetrates through the first support (1) and is fixedly sleeved with a driven gear (7), one end of a shaft rod II (8) positioned at the lower end of the support II (2) penetrates through the support II (2) and is connected with a motor I (9), the motor I (9) is connected with the support II (2) through a mounting frame (10), a baffle (11) is vertically arranged at the bottom end of the mounting frame (10), and a transmission mechanism capable of driving the support I (1) to convey the belt I (3) to rotate is arranged between the support I (1) and the support II (2);

the transmission mechanism comprises a driving gear (13) fixedly sleeved on the extending end of the shaft rod II (8), a transition shaft rod (12) rotatably arranged on the baffle plate (11), a transition gear (14) fixedly sleeved on the transition shaft rod (12) and meshed with the driving gear (13), a rotation shaft rod (15) rotatably arranged on the baffle plate (11) and positioned below the transition shaft rod (12), and a transmission gear (16) fixedly sleeved on the rotation shaft rod (15) and meshed with the driven gear (7), wherein the transition shaft rod (12) is linked with the rotation shaft rod (15) through a belt transmission mechanism I.

2. The telescopic grain unloading machine according to claim 1, wherein the connecting mechanism comprises concave-shaped sliding blocks (17) inserted and arranged on two sides of the top end of the first support (1), insertion plates (18) arranged on the inner side walls of the concave-shaped sliding blocks (17), and sliding grooves (19) which are arranged on the first support (1), correspond to the insertion plates (18) one by one and allow the insertion plates (18) to slide, and the concave-shaped sliding blocks (17) and the insertion plates (18) are arranged along the length direction of the first support (1).

3. The telescopic grain unloading machine according to claim 2, wherein a driving mechanism for driving the second support (2) to slide is arranged between the first support (1) and the second support (2).

4. The telescopic grain unloading machine according to claim 3, characterized in that the driving mechanism comprises a connecting shaft (20) horizontally penetrating the two concave-shaped sliding blocks (17) and a gear arranged inside each concave-shaped sliding block (17), the gears are a first gear (21) and a second gear (23), the first gear (21) and the second gear (23) are connected with the connecting shaft lever (20) through one-way bearings respectively, the rotating directions of the two one-way bearings are opposite, the end part of the connecting shaft lever (20) is linked with the transition shaft lever (12) through a belt transmission mechanism II, a first rack (22) and a second rack (24) are respectively arranged on two sides of the top end of the first bracket (1), and the first rack (22) is meshed with the first gear (21), the second rack (24) is meshed with the second gear (23), and the length of the second rack (24) is greater than that of the first rack (22).

5. The telescopic grain unloading machine according to claim 4, wherein the belt transmission mechanism comprises two belt wheels and a transmission belt arranged between the two belt wheels, the two belt wheels of the first transmission mechanism are respectively and fixedly sleeved on the transition shaft rod (12) and the rotating shaft rod (15), and the two belt wheels of the second transmission mechanism are respectively and fixedly sleeved on the transition shaft rod (12) and the connecting shaft rod (20).