CN214293485U - A tooth machine is made to broad width for industry conveyer belt - Google Patents

Abstract

The utility model discloses a tooth machine is beaten to broad width for industry conveyer belt, lay the platform including the conveyer belt, the conveyer belt beats tooth mechanism and two swager constructs, the platform installation is laid to the conveyer belt between two risers, rotates between two risers and installs a lead screw, the conveyer belt beats tooth mechanism and lays the top of platform at the conveyer belt through two horizontal beams slidable mounting, the lead screw is located between two horizontal beams, swager constructs including pressing material roof beam and a plurality of pressure flitch, the conveyer belt is beaten tooth mechanism and is included cutting die and cutting die telescopic machanism, is provided with the screw seat on the cutting die telescopic machanism. The utility model discloses a beat tooth mechanism slidable mounting with the conveyer belt between two horizontal beams, realize simultaneously through the cooperation of screw seat and lead screw that cutting die telescopic machanism carries out axial translation along the lead screw, can realize that the whole breadth of conveyer belt is whole to beat the tooth, and then can be applicable to the conveyer belt of multiple breadth, application scope is extensive, can effectively improve beating tooth efficiency and beating the tooth precision of conveyer belt.

Description

A tooth machine is made to broad width for industry conveyer belt

Technical Field

The utility model belongs to the technical field of the conveyer belt, concretely relates to tooth machine is beaten to broad width for industry conveyer belt.

Background

The conveyer belt is a composite product of rubber, fiber and metal or a composite product of plastic and fabric, which is used for bearing and conveying materials in a belt conveyer. The conveyer belt need form a closed loop structure in the use, namely need be connected together the head and the tail of conveyer belt, and the head and the tail of conveyer belt is generally through belt splicer hot melt, realizes level smooth butt joint.

In the field of industrial production and logistics, conveyor belts of different width and length dimensions are required in different situations. And the economical gear punching machine with different widths in the current market is few, and the gear punching requirements of conveyer belts with different widths cannot be met. Therefore, the tooth punching requirements of conveying belts with different specifications can be met, and the tooth punching requirements of the conveying belts with high machining precision, high efficiency, low equipment cost and convenience and simplicity in operation are provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, a tooth machine is beaten to broad width for industry conveyer belt is provided, its structural design is reasonable, through beating tooth mechanism slidable mounting with the conveyer belt between two horizontal beams, realize simultaneously through the cooperation of screw seat and lead screw that cutting die telescopic machanism carries out axial translation along the lead screw, can realize that the whole broad width of conveyer belt is whole to be beaten the tooth, and then can be applicable to the conveyer belt of multiple broad width, application scope is extensive, can effectively improve beating of conveyer belt tooth efficiency and beating the tooth precision.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a tooth machine is beaten to broad width for industry conveyer belt which characterized in that: comprises a conveyer belt laying platform, a conveyer belt tooth punching mechanism and two material pressing mechanisms arranged on the conveyer belt laying platform, the conveying belt laying platform is arranged between two vertical plates which are oppositely arranged, a screw rod for driving the conveying belt gear-striking mechanism to horizontally move is rotatably arranged between the two vertical plates, the screw rod is vertical to the vertical plate, the conveying belt tooth punching mechanism is arranged above the conveying belt laying platform in a sliding way through two horizontal beams, the screw rod is positioned between the two horizontal beams, the pressing mechanism comprises a liftable pressing beam and a plurality of pressing plates which are arranged at the bottom of the pressing beam through an elastic connecting component, the conveying belt tooth punching mechanism comprises a cutter die and a cutter die telescopic mechanism for driving the cutter die to move up and down, the cutting die telescopic mechanism is provided with a nut seat matched with the screw rod, and the cutting die is positioned between the two pressing beams.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the material pressing beam is arranged on the conveying belt laying platform in a lifting mode through two material pressing cylinders, the two material pressing cylinders are arranged at two ends of the material pressing beam respectively, a cylinder body of each material pressing cylinder is fixed on the conveying belt laying platform, a plunger end of each material pressing cylinder is arranged upwards, and the plunger end of each material pressing cylinder is fixedly connected with the material pressing beam.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the material pressing plates are rectangular plates and are arranged in parallel with the conveyor belt laying platform, and the material pressing plates are arranged on the same plane along the length direction of the material pressing beam.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the pressure flitch is connected with two between the material roof beam elasticity coupling assembling, elasticity coupling assembling includes matched with spring and spring mandrel, set up two dabber perforation on the material roof beam of pressing, spring mandrel upper end is provided with spacing protruding edge, the lower extreme of spring mandrel passes from top to bottom the dabber is perforated the after-fixing and is pressed on the flitch, the spring housing is established at the spring mandrel, the spring supports presses the material roof beam and presses between the flitch.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the vertical plates are provided with screw rod mounting holes, the end parts of the screw rods are rotatably mounted in the screw rod mounting holes through bearings, and the outer side of one vertical plate is provided with a screw rod driving mechanism for driving the screw rods to rotate.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the screw rod driving mechanism is a motor and is fixedly connected with the vertical plate, and an output shaft of the screw rod driving mechanism is in transmission connection with one end of the screw rod through a coupler.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: each horizontal beam is provided with a slide rail for the conveying belt tooth punching mechanism to be mounted in a sliding manner at the bottom, the cutting die telescopic mechanism is mounted between the two slide rails in a sliding manner through a fixing plate, and two slide blocks matched with the slide rails are arranged on the fixing plate.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the cutting die telescoping mechanism is an air cylinder, the fixed plate is horizontally arranged and is fixedly connected with a cylinder body of the cutting die telescoping mechanism, the cylinder body of the cutting die telescoping mechanism is located between the two horizontal beams, a plunger end of the cutting die telescoping mechanism is arranged downwards, and the cutting die is fixed at the plunger end of the cutting die telescoping mechanism.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: the material pressing beam and the horizontal beam are parallel to the screw rod, two ends of the horizontal beam are fixedly connected to the two vertical plates respectively, and the vertical plates are perpendicular to the conveying belt laying platform.

Foretell a broad width tooth machine of beating for industry conveyer belt, its characterized in that: one side of the conveyor belt laying platform is provided with a conveyor belt positioning plate for positioning the conveyor belt, and the conveyor belt positioning plate is arranged close to the table top of the conveyor belt laying platform.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses a beat tooth mechanism slidable mounting with the conveyer belt between two horizontal beams, can beat tooth mechanism through the horizontal migration conveyer belt, realize beating the tooth many times carrying on of conveyer belt width direction, until realizing that the whole width of conveyer belt is whole to beat the tooth, and then can be applicable to the conveyer belt of multiple width, application scope is extensive.

2. The utility model discloses a set up cut-off knife mould telescopic machanism on the upper portion of cut-off knife mould, can carry out the up-and-down motion through cutting off the mould of cutting off the drive of cutting off the mould telescopic machanism, and then realize cutting off the mould and beat the tooth to the single of conveyer belt, the flexible operation is convenient.

3. The utility model discloses a nut seat installs cut-off knife mould telescopic machanism on the lead screw, can realize the horizontal migration of cutting off the cutting off die through the rotation of drive lead screw, can effectively improve beating tooth efficiency and beating the tooth precision of conveyer belt.

4. The utility model discloses a to press the material roof beam to set up to liftable, there are a plurality of pressure flitchs through elastic connection assembly in the bottom movable mounting who presses the material roof beam simultaneously, can press the lift of material roof beam bottom to press the flitch to realize loosening of compressing tightly of conveyer belt on the platform is laid to the conveyer belt through control, and then be convenient for improve the tooth precision of beating of conveyer belt, elastic connection assembly can also play a cushioning effect simultaneously, avoids pressing the flitch to produce the destruction to the conveyer belt.

To sum up, the utility model has the advantages of reasonable design, through beating tooth mechanism slidable mounting with the conveyer belt between two horizontal beams, realize simultaneously through the cooperation of screw seat and lead screw that cutting die telescopic machanism carries out axial translation along the lead screw, can realize that the whole breadth of conveyer belt is whole beats the tooth, and then can be applicable to the conveyer belt of multiple breadth, application scope is extensive, can effectively improve beating tooth efficiency and beating tooth precision of conveyer belt.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

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

Fig. 2 is a front view of fig. 1.

Fig. 3 is an enlarged view of fig. 2 at a.

Fig. 4 is an enlarged view of fig. 2 at B.

Fig. 5 is a left side view of fig. 1 with the left riser removed.

Description of reference numerals:

1-conveying belt laying platform; 2, pressing a material beam; 3-a material pressing plate;

4-pressing cylinder; 5-1-spring; 5-2-spring mandrel;

6, erecting a plate; 7-a screw rod; 8, horizontal beams;

9-a slide rail; 10, cutting a cutter die; 11-a cutter die telescoping mechanism;

12, fixing a plate; 13-a nut seat; 14-a screw rod driving mechanism;

15-conveying belt positioning plate; 16-a slide block; 17-air storage tank.

Detailed Description

As shown in fig. 1 to 5, the utility model comprises a conveyor belt laying platform 1, a conveyor belt tooth punching mechanism and two material pressing mechanisms installed on the conveyor belt laying platform 1, wherein the conveyor belt laying platform 1 is installed between two vertical plates 6 which are oppositely arranged, a screw rod 7 for driving the conveyor belt tooth punching mechanism to horizontally move is rotatably installed between the two vertical plates 6, the screw rod 7 is perpendicular to the vertical plates 6, the conveyor belt tooth punching mechanism is slidably installed above the conveyor belt laying platform 1 through two horizontal beams 8, the screw rod 7 is positioned between the two horizontal beams 8, the material pressing mechanism comprises a liftable material pressing beam 2 and a plurality of material pressing plates 3 which are installed at the bottom of the material pressing beam 2 through elastic connecting components, the conveyor belt tooth punching mechanism comprises a cutter die 10 and a cutter die telescoping mechanism 11 for driving the cutter die 10 to move up and down, the cutting die telescopic mechanism 11 is provided with a nut seat 13 matched with the screw rod 7, and the cutting die 10 is positioned between the two pressing beams 2.

During the in-service use, through beating the tooth mechanism slidable mounting with the conveyer belt between two horizontal beams 8, can beat the tooth mechanism through the horizontal migration conveyer belt, realize beating the tooth many times in carrying out of conveyer belt width direction, realize the profile of tooth and cut until whole conveyer belt, and then can be applicable to the conveyer belt of multiple width, application scope is extensive.

It should be noted that the cutting die telescoping mechanism 11 is connected at the top of the cutting die 10, and the cutting die telescoping mechanism 11 is arranged on the upper portion of the cutting die 10, so that the cutting die 10 can be driven to move up and down through the cutting die telescoping mechanism 11, and then the cutting die 10 is enabled to perform tooth punching on the single side of the conveying belt, and the operation is flexible and convenient.

During specific implementation, the cutter die telescopic mechanism 11 is installed on the screw rod 7 through the screw seat 13, horizontal movement of the cutter die 10 can be achieved through rotation of the driving screw rod 7, and tooth punching efficiency and tooth punching precision of the conveying belt can be effectively improved.

During the in-service use, through pressing material roof beam 2 to set up to liftable, can realize loosening of compressing tightly of conveyer belt on the platform 1 is laid to the conveyer belt through the lift of controlling pressing material roof beam 2, and then be convenient for improve the precision of beating the tooth of conveyer belt.

It should be noted that, there are a plurality of pressure flitchs 3 at the bottom movable mounting who presses material roof beam 2 through elastic connection subassembly, can realize compressing tightly the conveyer belt through pressing flitch 3, and elastic connection subassembly can also play a cushioning effect simultaneously, avoids pressing flitch 3 to produce the damage to the conveyer belt.

In this embodiment, the two horizontal beams 8 are symmetrically arranged on two sides of the screw rod 7, the two pressing beams 2 are symmetrically arranged below two sides of the screw rod 7, and the distance between the two horizontal beams 8 is greater than the distance between the two pressing beams 2.

As shown in fig. 2 and 4, in this embodiment, the pressing beam 2 is installed on the conveyor belt laying platform 1 through two pressing cylinders 4 capable of ascending and descending, the two pressing cylinders 4 are respectively arranged at two ends of the pressing beam 2, a cylinder body of each pressing cylinder 4 is fixed on the conveyor belt laying platform 1, a plunger end of each pressing cylinder 4 is arranged upward, and the plunger end of each pressing cylinder 4 is fixedly connected with the pressing beam 2.

During practical use, two ends of the material pressing beam 2 are respectively provided with an ear plate for connecting plunger ends of the material pressing cylinders 4, and the four material pressing cylinders 4 keep synchronous lifting.

During concrete implementation, the flexible material roof beam 2 that drives of material cylinder 4 moves from top to bottom for press flitch 3 to compress tightly the conveyer belt on whole width, in order to guarantee the accurate location when the conveyer belt cuts.

In this embodiment, the pressure plates 3 are rectangular plates and are arranged in parallel with the conveyor belt laying platform 1, and the plurality of pressure plates 3 are arranged on the same plane along the length direction of the pressure beam 2.

When in actual use, a certain gap is arranged between two adjacent pressure plates 3.

As shown in fig. 3, in this embodiment, two elastic connection assemblies are connected between the pressure plate 3 and the pressure beam 2, each elastic connection assembly includes a spring 5-1 and a spring spindle 5-2 that are matched with each other, two spindle through holes are formed in the pressure beam 2, a limiting convex edge is arranged at the upper end of the spring spindle 5-2, the lower end of the spring spindle 5-2 penetrates through the spindle through holes from top to bottom and then is fixed on the pressure plate 3, the spring 5-1 is sleeved on the spring spindle 5-2, and the spring 5-1 is supported between the pressure beam 2 and the pressure plate 3.

During practical use, the two elastic connecting assemblies are respectively arranged at two ends of the material pressing plate 3, and the spring mandrel 5-2 can flexibly move up and down relative to the material pressing beam 2.

During specific implementation, the spring mandrel 5-2 is cylindrical, the mandrel through hole is a round hole, the aperture of the mandrel through hole is larger than the diameter of the spring mandrel 5-2, and the arrangement of the limiting convex edge at the upper end of the spring mandrel 5-2 can ensure that the spring mandrel 5-2 does not separate from the pressing beam 2.

In this embodiment, the vertical plate 6 is provided with a screw rod mounting hole, an end of the screw rod 7 is rotatably mounted in the screw rod mounting hole through a bearing, and a screw rod driving mechanism 14 for driving the screw rod 7 to rotate is arranged on an outer side of one vertical plate 6.

During the actual use, when lead screw actuating mechanism 14 drove lead screw 7 rotatory, conveyer belt tooth punching mechanism carries out lead screw 7 circumference translation through slide rail 9 under the effect of screw seat 13 along carrying on, and every round of lead screw 7, cutting die 10 translation distance is a pitch of lead screw 7, makes cutting die 10 translation in order to satisfy the full width tooth punching needs of different breadth conveyer belts.

In this embodiment, the screw driving mechanism 14 is a motor, the screw driving mechanism 14 is fixedly connected to the vertical plate 6, and an output shaft of the screw driving mechanism 14 is in transmission connection with one end of the screw 7 through a coupler.

As shown in fig. 5, in this embodiment, the bottom of each horizontal beam 8 is provided with a slide rail 9 for slidably mounting the conveying belt tooth punching mechanism, the cutter die telescoping mechanism 11 is slidably mounted between the two slide rails 9 through a fixing plate 12, and the fixing plate 12 is provided with two sliders 16 matched with the slide rails 9.

During actual use, the slide rail 9 is arranged along the length direction of the horizontal beam 8, two sides of the slide rail 9 are respectively provided with a V-shaped groove for the slide block 16 to clamp, the upper part of the slide block 16 is provided with a slide groove for the slide rail 9 to pass through, and two side groove walls of the slide groove on the slide block 16 are respectively provided with a V-shaped block matched with the V-shaped groove.

It should be noted that the slide block 16 is mounted on the slide rail 9 from one end of the slide rail 9, the slide block 16 only moves horizontally relative to the slide rail 9, and the fitting manner of the slide block 16 and the slide rail 9 can realize the mounting of the conveyor belt tooth punching mechanism.

In this embodiment, cutting die telescopic machanism 11 is the cylinder, fixed plate 12 is the level and lays and its cylinder body fixed connection with cutting die telescopic machanism 11, cutting die telescopic machanism 11's cylinder body is located between two horizontal beams 8, cutting die telescopic machanism 11's plunger end is laid down, cutting die 10 is fixed at cutting die telescopic machanism 11's plunger end.

In practical use, the fixed plate 12 is a rectangular flat plate, the two sliders 16 are symmetrically installed on two sides of the upper end surface of the fixed plate 12, and the sliders 16 are welded and fixed with the fixed plate 12.

During specific implementation, the cutting die 10 can move up and down to realize single-time tooth punching, after the plunger end of the cutting die telescopic mechanism 11 is recovered and lifted up the cutting die 10, the screw rod 7 rotates n circles, and after the cutting die 10 just translates to the single-time tooth punching width, the plunger end of the cutting die telescopic mechanism 11 extends out and falls down the cutting die 10 to realize secondary tooth punching; repeating single tooth punching for many times until the whole width of the conveying belt is completely toothed, wherein the tooth punching machine can finish tooth punching of conveying belts with different widths within four meters and four meters; the cutter die 10 can punch two teeth at a time, the whole width of the conveying belt can be punched with full teeth for many times, and the operation is flexible and convenient.

It should be noted that an air storage tank 17 for providing compressed air for the cutting die telescoping mechanism 11 is arranged at the top of the cutting die telescoping mechanism 11, the air storage tank 17 can move along the axial direction of the screw rod 7 together with the conveying belt tooth striking mechanism, and the air storage tank 17 is mainly used for storing the compressed air, so that the cutting die telescoping mechanism 11 has a constant pressure when working.

In this embodiment, the material pressing beam 2 and the horizontal beam 8 are parallel to the screw rod 7, two ends of the horizontal beam 8 are respectively and fixedly connected to the two vertical plates 6, and the vertical plates 6 are perpendicular to the conveyor belt laying platform 1.

In this embodiment, one side of the conveyor belt laying platform 1 is provided with a conveyor belt positioning plate 15 for positioning the conveyor belt, and the conveyor belt positioning plate 15 is arranged closely to the table top of the conveyor belt laying platform 1.

During the in-service use, conveyer belt locating plate 15 is close to the inboard of a riser 6 and is laid, conveyer belt locating plate 15 is laid along the width direction that platform 1 was laid to the conveyer belt, conveyer belt locating plate 15 is parallel to each other with the mesa that platform 1 was laid to the conveyer belt, the one side that is close to the conveyer belt on the conveyer belt locating plate 15 and lays near the locating surface, one side of conveyer belt is laid near the locating surface, when the tooth of surely cutting on the conveyer belt is the ruler, the locating surface on the conveyer belt locating plate 15 that corresponds is parallel to each other with riser 6, when the tooth of surely cutting on the conveyer belt is the slide rule, be provided with certain inclination between the locating surface on the conveyer belt locating plate 15 that corresponds and riser 6.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.

Claims (10)

1. The utility model provides a tooth machine is beaten to broad width for industry conveyer belt which characterized in that: comprises a conveyer belt laying platform (1), a conveyer belt tooth punching mechanism and two material pressing mechanisms arranged on the conveyer belt laying platform (1), wherein the conveyer belt laying platform (1) is arranged between two vertical plates (6) which are oppositely arranged, a screw rod (7) used for driving the conveyer belt tooth punching mechanism to horizontally move is rotatably arranged between the vertical plates (6), the screw rod (7) is mutually vertical to the vertical plates (6), the conveyer belt tooth punching mechanism is slidably arranged above the conveyer belt laying platform (1) through two horizontal beams (8), the screw rod (7) is positioned between the two horizontal beams (8), the material pressing mechanism comprises a liftable material pressing beam (2) and a plurality of material pressing plates (3) arranged at the bottom of the material pressing beam (2) through an elastic connecting component, the conveyer belt tooth punching mechanism comprises a cutter die (10) and a cutter die telescopic mechanism (11) used for driving the cutter die (10) to move up and down, the cutting die telescopic mechanism (11) is provided with a nut seat (13) matched with the screw rod (7), and the cutting die (10) is positioned between the two pressing beams (2).

2. A wide width tooth punching machine for industrial conveyor belts according to claim 1, characterized in that: the material pressing beam (2) is arranged on the conveyor belt laying platform (1) through two material pressing cylinders (4) which can lift, the two material pressing cylinders (4) are respectively arranged at two ends of the material pressing beam (2), a cylinder body of each material pressing cylinder (4) is fixed on the conveyor belt laying platform (1), a plunger end of each material pressing cylinder (4) is arranged upwards, and a plunger end of each material pressing cylinder (4) is fixedly connected with the material pressing beam (2).

3. A wide width tooth punching machine for industrial conveyor belts according to claim 1, characterized in that: the material pressing plates (3) are rectangular plates and are arranged in parallel with the conveyor belt laying platform (1), and the material pressing plates (3) are arranged on the same plane along the length direction of the material pressing beam (2).

4. A wide width tooth punching machine for industrial conveyor belts according to claim 3, characterized in that: press flitch (3) and press and be connected with two between material roof beam (2) elasticity coupling assembling, elasticity coupling assembling includes matched with spring (5-1) and spring spindle (5-2), press and seted up two dabber perforation on material roof beam (2), spring spindle (5-2) upper end is provided with spacing protruding edge, the lower extreme of spring spindle (5-2) passes from top to bottom the dabber is perforated the after-fixing and is pressed on flitch (3), spring (5-1) cover is established on spring spindle (5-2), spring (5-1) supports and is pressing between material roof beam (2) and material board (3).

5. A wide width tooth punching machine for industrial conveyor belts according to claim 1, characterized in that: the vertical plates (6) are provided with screw rod mounting holes, the end parts of the screw rods (7) are rotatably mounted in the screw rod mounting holes through bearings, and the outer side of one vertical plate (6) is provided with a screw rod driving mechanism (14) for driving the screw rods (7) to rotate.

6. A wide width tooth punching machine for industrial conveyor belts according to claim 5, characterized in that: the screw rod driving mechanism (14) is a motor, the screw rod driving mechanism (14) is fixedly connected with the vertical plate (6), and an output shaft of the screw rod driving mechanism (14) is in transmission connection with one end of the screw rod (7) through a coupler.

7. A wide width tooth punching machine for industrial conveyor belts according to claim 1, characterized in that: every the bottom of horizontal beam (8) all is provided with one and supplies to carry slide rail (9) that send the tape gear-making mechanism slidable mounting, cutting die telescopic machanism (11) are through fixed plate (12) slidable mounting between two slide rails (9), be provided with two and slide rail (9) matched with slider (16) on fixed plate (12).

8. A wide width tooth punching machine for industrial conveyor belts according to claim 7, characterized in that: cutting die telescopic machanism (11) are the cylinder, fixed plate (12) are the level and lay and its cylinder body fixed connection with cutting die telescopic machanism (11), the cylinder body of cutting die telescopic machanism (11) is located between two horizontal beams (8), the plunger end of cutting die telescopic machanism (11) is laid down, the plunger end at cutting die telescopic machanism (11) is fixed in cutting die (10).

9. A wide width tooth punching machine for industrial conveyor belts according to claim 1, characterized in that: the material pressing beam (2) and the horizontal beam (8) are parallel to the screw rod (7), two ends of the horizontal beam (8) are fixedly connected to the two vertical plates (6) respectively, and the vertical plates (6) are perpendicular to the conveyor belt laying platform (1).

10. A wide width tooth punching machine for industrial conveyor belts according to claim 1, characterized in that: one side of the conveyor belt laying platform (1) is provided with a conveyor belt positioning plate (15) used for positioning the conveyor belt, and the conveyor belt positioning plate (15) is arranged close to the table top of the conveyor belt laying platform (1).

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