CN215881232U

CN215881232U - Feeding conveying table

Info

Publication number: CN215881232U
Application number: CN202122087283.6U
Authority: CN
Inventors: 李晓辉; 刘奎宁; 刘元奇; 胡恒广
Original assignee: Tunghsu Technology Group Co Ltd; Hebei Guangxing Semiconductor Technology Co Ltd
Current assignee: Tunghsu Technology Group Co Ltd; Hebei Guangxing Semiconductor Technology Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-22
Anticipated expiration: 2031-08-31

Abstract

The embodiment of the utility model provides a feeding conveying table, which belongs to the technical field of glass production and manufacturing and comprises the following components: the supporting frame is provided with a plurality of conveying rollers for supporting the material tray at intervals along the material conveying direction; the lifting mechanism is arranged below the support frame and used for controlling the support frame to move up and down along the vertical direction; the guide mechanism is arranged on the support frame and positioned above the conveying roller, and can be in contact with the material tray in the material conveying process to limit and guide the material tray; and the material position adjusting mechanism is arranged on the support frame and used for adjusting the relative position between the material and the material tray. The feeding conveying table has the advantages of simple structure, high space utilization rate, stable performance, convenience in maintenance and high adjustment precision.

Description

Feeding conveying table

Technical Field

The utility model relates to the technical field of glass production and manufacturing, in particular to a feeding conveying table.

Background

At present, the substrate glass produced by the float process generally needs to be subjected to surface mechanical polishing so as to eliminate surface scratches and impurities of the substrate glass, reduce the surface waviness, improve the surface quality of the substrate glass and enable the substrate glass to meet the use requirement. In the process of performing surface mechanical polishing operation on the substrate glass by the polishing machine, the requirement on the position precision of the substrate glass is high, so that the position of the substrate glass needs to be adjusted before the substrate glass enters the polishing machine. However, in the prior art, the position of the substrate glass is usually adjusted in a manual assistance mode, so that the efficiency is low, the manpower is wasted, and the adjustment precision is unstable; or mechanical equipment such as a mechanical arm is arranged on the conveying table for adjustment, and although the adjustment precision can be guaranteed, the control difficulty is high, the structure is complex, the overhauling difficulty is increased, and meanwhile, the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide a feeding conveying table, which is used for solving the problems that manual auxiliary adjustment is adopted, the efficiency is low, and the adjustment precision is unstable; or the adjustment and control difficulty is high through the manipulator, the structure is complex, the overhaul difficulty is high, and the production cost is high.

In order to achieve the above object, an embodiment of the present invention provides a feeding conveying table, including:

the supporting frame is provided with a plurality of conveying rollers for supporting the material tray at intervals along the material conveying direction;

the lifting mechanism is arranged below the support frame and used for controlling the support frame to move up and down along the vertical direction;

the guide mechanism is arranged on the support frame and positioned above the conveying roller, and can be in contact with the material tray in the material conveying process to limit and guide the material tray;

and the material position adjusting mechanism is arranged on the support frame and used for adjusting the relative position between the material and the material tray.

Optionally, the feed conveyor further comprises: a plurality of backup pads that set up in the support frame both sides relatively, each backup pad is fixed through L type connecting block on the support frame, be provided with the step face in the backup pad.

Optionally, the guide mechanism includes:

a plurality of guide rollers, set up in the backup pad of support frame both sides relatively and be located the transfer roller top, a plurality of guide rollers in material transfer process in proper order with material tray contacts in order to carry out spacing and direction to material tray.

Optionally, a group of bearing plates are arranged below the conveying rollers, and a bearing plate is arranged between the gaps formed by the two conveying rollers; the material position adjusting mechanism comprises: an X-axis position adjusting mechanism and a Y-axis position adjusting mechanism;

the X-axis position adjusting mechanism is arranged on the bearing plate, and the Y-axis position adjusting mechanism is arranged on the step surface.

Optionally, the X-axis position adjusting mechanism includes:

the bearing plates are provided with at least one linear module;

the lifting assemblies can move up and down in the vertical direction, and each linear module is provided with one lifting assembly;

a plurality of X axle location gyro wheels are provided with an X axle location gyro wheel on each lifting unit's the lifter, and each X axle location gyro wheel can carry out the reciprocating motion of vertical direction's up-and-down motion and X axle direction between the clearance that two transfer rollers that correspond constitute.

Optionally, the lifting assembly is one of an air cylinder, an oil cylinder and an electric cylinder.

Optionally, the Y-axis position adjusting mechanism includes:

the push-pull assemblies are oppositely arranged on the step surfaces on the two sides of the support frame and can reciprocate in the Y-axis direction;

the Y-axis positioning idler wheels are arranged on the push-pull rod of each push-pull assembly and can reciprocate in the Y-axis direction.

Optionally, the push-pull assembly is one of an air cylinder, an oil cylinder and an electric cylinder.

Optionally, the lifting mechanism is one of a lifter, a screw rod lifter, an electric push rod, a hydraulic push rod and a pneumatic push rod.

Optionally, the feed conveyor further comprises:

driving motor sets up on the support frame to be connected through the sprocket that sets up on chain and each transfer roller for the drive transfer roller rotates, driving motor outside cover is equipped with the protective housing.

According to the technical scheme, the material tray is limited and guided through the guide mechanism, and the relative position between the material and the material tray is adjusted through the material position adjusting mechanism, so that the material is more accurately positioned relative to the material tray, and the adjusting difficulty of the material position is reduced; in addition, the feeding conveying table has the advantages of simple structure, high space utilization rate, stable performance and convenience in maintenance, and can reduce the production cost.

Additional features and advantages of embodiments of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the embodiments of the utility model without limiting the embodiments of the utility model. In the drawings:

FIG. 1 is a schematic structural view of a feed conveyor provided by the present invention;

FIG. 2 is a bottom view of the feed conveyor provided by the present invention;

fig. 3 is a schematic view of a part of the structure of the feeding conveying table provided by the utility model.

Description of the reference numerals

1-a support frame; 2-a lifting mechanism; 3-a guiding mechanism;

4-a material position adjusting mechanism; 5-driving a motor; 11-a transfer roller;

12-L-shaped connecting blocks; 13-a support plate; 14-a carrier plate;

31-guide rollers; 41-X axis position adjusting mechanism; a 42-Y axis position adjustment mechanism;

51-a protective shell; 131-step surface; 411-a linear module;

412-a lifting assembly; 413-X axis positioning roller; 421-a push-pull assembly;

422-Y axis positioning roller.

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating embodiments of the utility model, are given by way of illustration and explanation only, not limitation.

In the embodiments of the present invention, unless otherwise specified, the use of the directional terms such as "upper, lower, left, and right" generally refers to the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when they are used.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.

The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal, vertical or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but it is difficult to achieve absolute equality in actual production and operation, and certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

FIG. 1 is a schematic structural view of a feed conveyor provided by the present invention; FIG. 2 is a bottom view of the feed conveyor provided by the present invention; fig. 3 is a schematic structural diagram of a part of a feeding conveying table provided by the present invention, and as shown in fig. 1 to 3, the present embodiment provides a feeding conveying table, including:

the material tray conveying device comprises a support frame 1, wherein a plurality of conveying rollers 11 for supporting a material tray are arranged on the support frame 1 at intervals along the material conveying direction;

the lifting mechanism 2 is arranged below the support frame 1 and used for controlling the support frame 1 to move up and down along the vertical direction;

the guide mechanism 3 is arranged on the support frame 1 and positioned above the conveying roller 11, and can be in contact with a material tray in the material conveying process to limit and guide the material tray;

and the material position adjusting mechanism 4 is arranged on the support frame 1 and used for adjusting the relative position between the material and the material tray.

Specifically, the present embodiment is described by taking a plate glass as an example; the substrate glass enters the polishing machine for polishing after passing through the feeding conveying table so as to eliminate surface scratches and impurities of the plate glass, reduce the surface waviness and improve the surface quality of the substrate glass. Firstly, a material supporting tray is placed on a conveying roller 11 and conveyed forwards along the material conveying direction through the conveying roller 11, the material supporting tray can be in contact with a guide mechanism 3 in the conveying process, the position is limited and guided, and the material supporting tray is guaranteed to only generate linear displacement along the material conveying direction; stopping the conveying roller 11 after the material tray reaches a predetermined position; the support frame 1 is enabled to move upwards in the vertical direction through the lifting mechanism 2, the support frame 1 stays at a preset height, the substrate glass is placed on the material tray through equipment such as a mechanical arm, at the moment, an air floatation state is formed between the material tray and the substrate glass, and after the substrate glass is placed on the material tray, the lifting mechanism 2 descends to an initial position; and then controlling the material position adjusting mechanism 4 to adjust the position of the substrate glass, so as to realize the adjustment of the relative position between the substrate glass and the material tray, namely: the adjustment of the position of the substrate glass relative to the material tray in the X-axis direction and the Y-axis direction ensures that the edges of the glass substrate and the material tray are aligned.

Furthermore, when the conveying roller 11 conveys the material tray to a preset position, the material tray needs to be stopped in time, therefore, a photoelectric sensor can be arranged on the supporting frame 11 and used for detecting the position information of the material tray, and when the photoelectric sensor detects the material tray, the controller controls the conveying roller 11 to stop in time, so that the material tray can be accurately stopped at the set position.

The material tray is provided with a plurality of grooves in an array, two sides of the bottom of each groove are correspondingly provided with an air inlet hole and an air outlet hole, the air inlet holes are communicated with a positive pressure air pipe, the air outlet holes are communicated with a negative pressure air pipe, so that a viscous effect generated by air flow is realized, air floatation of the substrate glass is realized, and after the position of the substrate glass is adjusted by the material position adjusting mechanism 4, the air inlet holes and the air outlet holes are closed, so that the substrate glass is in contact with the material tray, and the adjustment of the relative position of the substrate glass and the material tray is realized; in another embodiment, the air floatation of the substrate glass can be realized by directly adopting the suckers arranged in an array.

Further, the feeding and conveying table further comprises: a plurality of supporting plates 13 which are oppositely arranged at two sides of the supporting frame 1, wherein each supporting plate 13 is fixed on the supporting frame 1 through an L-shaped connecting block 12, and a step surface 131 is arranged on each supporting plate 13.

Specifically, the guide mechanism 3 and the material position adjusting mechanism 4 are directly arranged on the support frame 1, or a support plate 13 is arranged, the guide mechanism 3 is arranged on the support plate 13, and an L-shaped connecting block 12 is adopted to connect the support plate 13 and the support frame 1, so that a certain interval is formed between the support plate 13 and the support frame 1, and the conveying roller 11 is convenient to mount and dismount; the step surface 131 can be used as a mounting platform to ensure the stability of mounting.

Further, the guide mechanism 3 includes:

a plurality of guide roller 31, set up relatively on the backup pad 13 of 1 both sides of support frame and be located transfer roller 11 top, a plurality of guide roller 31 in the material transfer process in proper order with the material tray contacts in order to carry on spacingly and the direction to the material tray.

Specifically, the guide mechanism 3 is provided with a plurality of guide rollers 31 and is oppositely arranged on the support plates 13 at two sides of the support frame 1, when the material tray moves forwards under the driving of the conveying roller 11, the side walls of the material tray can be sequentially contacted with the guide rollers 31, so that the material tray is limited and guided, and the material tray is ensured not to generate position deviation; the mode that sets up guide roller 31 is adopted, can reduce the friction, and the stability of transmission is guaranteed to the frictional force of contact position.

Furthermore, a group of bearing plates 14 is arranged below the conveying rollers 11, and one bearing plate 14 is arranged between the gaps formed by the two conveying rollers 11; the material position adjusting mechanism 4 includes: an X-axis position adjusting mechanism 41 and a Y-axis position adjusting mechanism 42;

the X-axis position adjusting mechanism 41 is disposed on the carrier plate 14, and the Y-axis position adjusting mechanism 42 is disposed on the step surface 131.

Specifically, the material position adjusting mechanism 4 includes: the X-axis position adjusting mechanism 41 and the Y-axis position adjusting mechanism 42 synchronously act to adjust the position of the substrate glass relative to the material tray in the X-axis direction and the Y-axis direction, so that the Y-axis position adjusting mechanism 42 is arranged on the step surface 131 to adjust the relative position of the substrate glass relative to the material tray in the direction perpendicular to the material conveying direction; in order not to influence the action of preventing the plate glass from moving to the material tray, therefore, a group of bearing plates 14 is arranged on the support frame 1 below the conveying rollers 11, the X-axis position adjusting mechanism 41 is arranged on the bearing plates 14, the X-axis position adjusting mechanism 41 cannot influence the normal conveying work of the conveying rollers 11 to the substrate glass, and the two bearing plates 14 are respectively positioned between the gaps formed by the two corresponding conveying rollers 11, so that the influence on the rotation of the conveying rollers 11 is avoided.

Further, the X-axis position adjustment mechanism 41 includes:

a plurality of linear modules 411 capable of reciprocating in the X-axis direction, at least one linear module 411 being provided on each carrier plate 14;

a plurality of lifting assemblies 412 capable of moving up and down in the vertical direction, one lifting assembly 412 being disposed on each linear module 411;

a plurality of X-axis positioning rollers 413, wherein one X-axis positioning roller 413 is arranged on the lifting rod of each lifting assembly 412, and each X-axis positioning roller 413 can perform vertical up-and-down motion and X-axis reciprocating motion between the gaps formed by the corresponding two conveying rollers 11.

Specifically, since the X-axis position adjusting mechanism 41 needs to adjust the relative position of the substrate glass with respect to the material tray in the X-axis direction, i.e., the conveying direction of the glass substrate, the conveyance of the substrate glass by the conveying rollers 11 cannot be affected. Therefore, at least one lifting assembly 412 is arranged on each bearing plate 14, and the linear module 411 can reciprocate in the X-axis direction and cannot exceed the gap formed between two corresponding adjacent conveying rollers 11; meanwhile, each linear module 411 is provided with a lifting assembly 412, each lifting assembly 412 is provided with an X-axis positioning roller 413, and in the process of conveying the material tray, the lifting assembly 412 is in a contraction state, so that the lifting assembly 412 and the X-axis positioning rollers 413 are positioned below the conveying rollers 11.

When relative position on the X-axis direction is relative to the material tray to the substrate glass, the lifting assembly 412 arranged extends upwards, the X-axis positioning roller 413 is driven to move upwards, the gap between the two conveying rollers 11 is penetrated, and the conveying rollers 11 are arranged above the substrate glass and the material tray, at the moment, the substrate glass and the material tray are arranged between the X-axis positioning rollers 413, the linear module 411 moves in the X-axis direction, the X-axis positioning roller 413 is in contact with the substrate glass, the position of the material tray is fixed, so that the position of the material tray in the X-axis direction relative to the material tray is adjusted, after the adjustment is completed, the linear module 411 returns to the initial position, and meanwhile, the lifting assembly 412 returns to the original position, so that the lifting assembly 412 and the X-axis positioning roller 413 return to the lower part of the conveying rollers 11, and influence on the transmission of the substrate glass and the material tray is avoided.

In this embodiment, four linear modules 411, four lifting assemblies 412 and four X-axis positioning rollers 413 are provided, two linear modules 411 are provided at intervals on each loading plate 14, the linear modules 411 on the two loading plates 14 are opposite in position, the substrate glass and the material tray are located in an area formed by the four X-axis positioning rollers 413, and more specifically, the number of the linear modules 411, the lifting assemblies 412 and the X-axis positioning rollers 413 is determined by the shape and size of the substrate glass.

Further, the lifting assembly 412 is one of a cylinder, a cylinder and an electric cylinder.

Further, the Y-axis position adjustment mechanism 42 includes:

a plurality of push-pull assemblies 421 which are oppositely arranged on the step surfaces 131 at two sides of the support frame 1 and can reciprocate in the Y-axis direction;

a plurality of Y-axis positioning rollers 422, one Y-axis positioning roller 422 is disposed on the push-pull rod of each push-pull assembly 421, and the Y-axis positioning rollers 422 can reciprocate in the Y-axis direction.

Specifically, since the Y-axis position adjusting mechanism 42 needs to adjust the relative position of the substrate glass with respect to the material tray in the Y-axis direction, i.e., in the direction perpendicular to the conveying direction of the glass substrate, but cannot affect the conveyance of the substrate glass by the conveying rollers 11, therefore, push-pull assemblies 421 are oppositely arranged on the step surfaces 131 at two sides of the support frame 1, each push-pull assembly 421 is provided with a Y-axis positioning roller 422, when the substrate glass is oppositely positioned relative to the material tray in the Y-axis direction, the arranged push-pull assembly 421 extends to drive the Y-axis positioning roller 422 to move forwards to be in contact with the substrate glass, at the moment, the position of the material tray is not moved, thereby realizing the position adjustment of the material tray in the Y-axis direction relative to the material tray, after the adjustment is finished, the push-pull assembly 421 restores to the original position, and the Y-axis positioning roller 422 is pulled back, so that the influence on the transmission of the substrate glass and the material tray is avoided.

In this embodiment, four push-pull assemblies 421 and four Y-axis positioning rollers 422 are provided, two Y-axis positioning rollers 422 on the step surfaces 131 on two sides are respectively provided on the step surfaces 131 on two sides, the positions of the Y-axis positioning rollers 422 on the step surfaces 131 on two sides are opposite, the substrate glass and the material tray are located in an area formed by the Y-axis positioning rollers 422, and more specifically, the number of the linear modules 411, the lifting assemblies 412 and the Y-axis positioning rollers 422 is determined by the shape and size of the substrate glass.

Further, the push-pull assembly 421 is one of an air cylinder, an oil cylinder and an electric cylinder.

Further, the lifting mechanism 2 is one of a lifter, a screw lifter, an electric push rod, a hydraulic push rod and a pneumatic push rod. When the lifting mechanism 2 is provided with a motor and a speed reducer corresponding to the lifter and the screw rod lifter, the speed control is realized, and the motors and the like adopt servo drive motors, so that the control precision is ensured.

Further, the feeding and conveying table further comprises:

driving motor 5 sets up on the support frame 1 to be connected through the sprocket that sets up on chain and each transfer roller 11 for drive transfer roller 11 rotates, driving motor 5 outside cover is equipped with protective housing 51.

Specifically, provide drive power to transfer roller 11 through driving motor 5, and driving motor 5 is connected through connecting the sprocket that sets up on with transfer roller 11, and the sprocket setting is in 11 same one side of transfer roller, and the both ends of each transfer roller 11 are passed through the transfer roller bearing frame and are connected on support frame 1, realize low friction's rotation.

The surface of the conveying roller 11 is coated with a high molecular resin material layer to enhance the waterproof, damp-proof, leak-proof, mildew-proof and corrosion-proof performances of the conveying roller 11, so that the surface of the conveying roller 1 is smooth and wear-resistant.

The protective housing 51 arranged outside the driving motor 5 in a sleeved mode can protect the driving motor 5 and avoid water and the like contacting with the driving motor 5, and the driving motor 5 is set to be a servo driving motor or a stepping motor.

Although the embodiments of the present invention have been described in detail with reference to the accompanying drawings, the embodiments of the present invention are not limited to the details of the above embodiments, and various simple modifications can be made to the technical solutions of the embodiments of the present invention within the technical idea of the embodiments of the present invention, and the simple modifications all belong to the protection scope of the embodiments of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the utility model. In order to avoid unnecessary repetition, the embodiments of the present invention do not describe every possible combination.

Those skilled in the art will understand that all or part of the steps in the method according to the above embodiments may be implemented by a program, which is stored in a storage medium and includes several instructions to enable a single chip, a chip, or a processor (processor) to execute all or part of the steps in the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.

In addition, any combination of various different implementation manners of the embodiments of the present invention is also possible, and the embodiments of the present invention should be considered as disclosed in the embodiments of the present invention as long as the combination does not depart from the spirit of the embodiments of the present invention.

Claims

1. A feed conveyor table, comprising:

the material tray conveying device comprises a supporting frame (1), wherein a plurality of conveying rollers (11) for supporting a material tray are arranged on the supporting frame (1) at intervals along the material conveying direction;

the lifting mechanism (2) is arranged below the support frame (1) and is used for controlling the support frame (1) to move up and down along the vertical direction;

the guide mechanism (3) is arranged on the support frame (1) and positioned above the conveying roller (11), and can be in contact with the material tray in the material conveying process to limit and guide the material tray;

and the material position adjusting mechanism (4) is arranged on the support frame (1) and is used for adjusting the relative position between the material and the material tray.

2. The feed conveyor of claim 1, further comprising: the supporting plates (13) are oppositely arranged on two sides of the supporting frame (1), each supporting plate (13) is fixed on the supporting frame (1) through an L-shaped connecting block (12), and a step surface (131) is arranged on each supporting plate (13).

3. The feed conveyor table according to claim 2, characterized in that the guide means (3) comprise:

a plurality of guide rollers (31), set up relatively on backup pad (13) of support frame (1) both sides and be located transfer roller (11) top, a plurality of guide rollers (31) in material transfer process in proper order with material tray contacts in order to carry out spacing and direction to material tray.

4. A feed conveyor as claimed in claim 2, characterized in that a set of carrying plates (14) is arranged below the conveyor rollers (11), one carrying plate (14) being arranged between the gap formed by two conveyor rollers (11); the material position adjusting mechanism (4) comprises: an X-axis position adjusting mechanism (41) and a Y-axis position adjusting mechanism (42);

the X-axis position adjusting mechanism (41) is arranged on the bearing plate (14), and the Y-axis position adjusting mechanism (42) is arranged on the step surface (131).

5. The feed conveyor station of claim 4, wherein the X-axis position adjustment mechanism (41) comprises:

a plurality of linear modules (411) capable of reciprocating in the X-axis direction, at least one linear module (411) being provided on each carrier plate (14);

a plurality of lifting components (412) which can move up and down in the vertical direction, wherein each linear module (411) is provided with one lifting component (412);

a plurality of X-axis positioning rollers (413), wherein an X-axis positioning roller (413) is arranged on the lifting rod of each lifting assembly (412), and each X-axis positioning roller (413) can perform vertical up-and-down motion and X-axis reciprocating motion between the gaps formed by the corresponding two conveying rollers (11).

6. The feed conveyor of claim 5, wherein the lift assembly (412) is one of a pneumatic cylinder, an oil cylinder, and an electric cylinder.

7. The feed conveyor of claim 4, wherein the Y-axis position adjustment mechanism (42) comprises:

the push-pull assemblies (421) are oppositely arranged on the step surfaces (131) on two sides of the support frame (1) and can reciprocate in the Y-axis direction;

the Y-axis positioning device comprises a plurality of Y-axis positioning rollers (422), wherein a Y-axis positioning roller (422) is arranged on a push-pull rod of each push-pull assembly (421), and the Y-axis positioning rollers (422) can reciprocate in the Y-axis direction.

8. The feed conveyor of claim 7, wherein the push-pull assembly (421) is one of a pneumatic cylinder, an oil cylinder, and an electric cylinder.

9. A feed conveyor station according to claim 1, characterized in that the lifting mechanism (2) is one of a lift, a screw lift, an electric push rod, a hydraulic push rod, a pneumatic push rod.

10. The feed conveyor of claim 1, further comprising:

driving motor (5), the setting is in on support frame (1) to be connected through the sprocket that sets up on chain and each transfer roller (11), be used for driving transfer roller (11) and rotate, driving motor (5) outside cover is equipped with protective housing (51).