CN219338673U - Special belted layer stretching prevention device - Google Patents

Abstract

The utility model relates to the technical field of tire manufacturing, and particularly discloses a special belt layer stretching prevention device which is arranged at the end part of a fixed-length conveying track, close to a front section conveying track of a forming machine, and comprises a base, a wheel disc support, a wheel disc and a detection switch, wherein the base is arranged on the fixed-length conveying track in a crossing mode, one end of the wheel disc support is hinged to the base, the wheel disc is rotatably arranged at the other end of the wheel disc support, a plurality of detection holes are uniformly formed in the wheel disc along the circumference, and the detection switch is arranged on the wheel disc support and is matched with the detection holes. According to the utility model, the wheel disc contacted with the belt layer is arranged, when the belt layer is abnormally stretched due to poor cutting, folding, staggered layer adhesion and the like, the belt layer moves to drive the wheel disc to rotate, so that the detection switch is triggered, the front section conveying track of the forming machine is further controlled to stop, the belt layer is prevented from being abnormally stretched to generate waste products, the front section conveying track of the forming machine is prevented from being damaged due to overload, the signal feedback is rapid and accurate, and the working efficiency is improved.

Description

Special belted layer stretching prevention device

Technical Field

The utility model relates to the technical field of tire manufacturing, in particular to a special belt layer stretching-preventing device.

Background

The belt layer is also called a supporting layer, a hard buffer layer and a stabilizing layer, and refers to a material layer which is used for hooping a carcass along the circumferential direction of a tread center line under the tread base parts of radial tires and belt bias tires, and the belt layer mainly plays a role in hooping the carcass besides the role of buffering impact.

In the tire production process, the belt layer is conveyed to the front section conveying track of the forming machine through the fixed-length conveying track, the belt layer is cut after the fixed-length conveying, once the belt layer is cut poorly, folded, split layers are adhered abnormally, and the like, when the cut belt layer is conveyed through the front section conveying track of the forming machine, the belt layer is abnormally stretched due to the fact that the fixed-length conveying track stops working, the belt layer is not stretched to meet the production process requirement due to the fact that the continuous conveying of the front section conveying track of the forming machine is used for stretching, waste materials are generated, the stretched belt layer is attached to the tire, the rejection rate of the tire is improved, and the front section conveying track of the forming machine is damaged due to overload in the continuous conveying process.

Therefore, there is a need for a special belt stretch protection device improvement that overcomes the shortcomings of the prior art.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a special belt layer stretching preventing device which can timely detect abnormal stretching phenomena of a belt layer and timely feed back the abnormal stretching phenomena so as to avoid the problems of belt layer waste, finished tire waste, equipment damage and the like.

The technical scheme of the utility model is as follows:

the utility model provides a special belted layer stretch-proofing device, sets up the tip that is close to former anterior segment delivery track at fixed length delivery track, including base, rim plate support, rim plate and detection switch, the base is striden and is established on fixed length delivery track, rim plate support one end articulates on the base, the rim plate rotatable setting is at the rim plate support other end, evenly sets up a plurality of detection holes along the circumference on the rim plate, detection switch sets up on the rim plate support, and with detection hole looks adaptation.

With the structure, after the fixed-length conveying track conveys the belt layer with the specified length to the front-section conveying track of the forming machine, the fixed-length conveying track stops working, the belt layer is cut, at the moment, the wheel disc is contacted with the belt layer on the fixed-length conveying track, if the belt layer is abnormal such as poor cutting, folding or staggered layer adhesion, the belt layer on the fixed-length conveying track can be pulled by the front-section conveying track of the forming machine to move, the wheel disc contacted with the belt layer correspondingly rotates, the wheel disc rotates to trigger the detection switch through the detection hole and the detection switch which are matched, a signal is sent to the front-section conveying track of the forming machine, the front-section conveying track of the forming machine stops moving, the belt layer is prevented from being stretched to generate waste, and damage to the front-section conveying track of the forming machine due to overload is prevented.

Preferably, an electric push rod is arranged on the base, the fixed end of the electric push rod is hinged to the base, the extending end of the electric push rod is hinged to the wheel disc support, the electric push rod is linked with the fixed-length conveying track and the front-section conveying track of the forming machine, when the fixed-length conveying track and the front-section conveying track of the forming machine are both used for conveying the belt layer normally, the wheel disc is lifted to be separated from the belt layer by the electric push rod, the wheel disc is not contacted with the belt layer, rotation is not generated due to movement of the belt layer, the detection switch is not triggered, and the service cycle of the detection switch is prevented from being shortened due to long-term triggering.

Preferably, an electromagnetic lock is arranged on the wheel disc support, a locking block is arranged at the extending end of the electromagnetic lock, the electromagnetic lock is utilized to drive the locking block to prop up tightly on the wheel disc, the wheel disc is locked, and abnormal shutdown of the fixed-length conveying track and the front-section conveying track of the forming machine caused by false rotation triggering of the detection switch is prevented.

Preferably, a special stretching-preventing device for the belted layer further comprises an auxiliary flattening mechanism, wherein the auxiliary flattening mechanism comprises two guide seats and two guide posts, the two guide seats are arranged on the base, the guide posts are arranged in the guide seats, the upper ends of the guide posts extend to the upper parts of the guide seats and are connected with the connecting plate, springs are sleeved on the guide posts, rollers are arranged at the lower ends of the guide posts, the guide posts are pushed to move downwards in the guide seats by utilizing the elastic force of the springs, so that the rollers are driven to contact with the belted layer, the belted layer is subjected to calendaring flattening treatment, the follow-up treatment is facilitated, the upper ends of the two guide posts are connected by the connecting plate, the guide posts can be limited, the guide posts can be prevented from rotating in the guide seats, and the roller is prevented from deflecting and losing the flattening effect on the belted layer.

Preferably, the surface of the wheel disc is uniformly provided with a plurality of lightening holes, the circle centers of the lightening holes are uniformly distributed on the same circumference, the lightening holes are used for reducing the weight of the wheel disc, the wheel disc is prevented from causing indentation on a belt layer, the quality of the belt layer is influenced, and the uniformly arranged lightening holes enable the weight of the wheel disc to be balanced.

Preferably, the locking block is made of nylon or polyurethane materials, and is made of soft materials, so that the locking block deforms when the wheel disc is tightly jacked, and the locking effect is good.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the wheel disc contacted with the belt layer is arranged, when the belt layer is abnormally stretched due to poor cutting, folding, staggered layer adhesion and the like, the belt layer moves to drive the wheel disc to rotate, so that the detection switch is triggered, the front section conveying track of the forming machine is further controlled to stop, the belt layer is prevented from being abnormally stretched to generate waste products, the front section conveying track of the forming machine is prevented from being damaged due to overload, the signal feedback is rapid and accurate, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;

FIG. 3 is a schematic diagram of the front view structure of the present utility model;

FIG. 4 is a schematic view of a partial enlarged structure of the present utility model A;

fig. 5 is a schematic perspective view of a wheel disc according to the present utility model.

1, a fixed-length conveying track; 2. a front section conveying rail of the forming machine; 3. a base; 4. a wheel disc; 5. a wheel disc support; 6. a detection hole; 7. a detection switch; 8. an electromagnetic lock; 9. a locking block; 10. an electric push rod; 11. a guide seat; 12. a guide post; 13. a spring; 14. a connecting plate; 15. a roller; 16. and a lightening hole.

Detailed Description

In order to make the technical means, technical features, objects and technical effects of the present utility model easy to understand, the present utility model will be further described with reference to the specific drawings.

Referring to fig. 1 and 2, a special belt layer stretching preventing device is integrally installed at the end part of one end of a fixed-length conveying track 1 and is close to a front section conveying track 2 of a forming machine, and comprises a base 3, a wheel disc support 5, a wheel disc 4 and a detection switch 7, wherein the base 3 is processed into a gantry structure, the spanning type device is installed on the fixed-length conveying track 1, one end of the wheel disc support 5 is hinged to the base 3, the wheel disc 4 is installed at the other end of the wheel disc support 5, the wheel disc 4 can rotate on the wheel disc support 5, an electric push rod 10 is installed between the wheel disc support 5 and the base 3, the fixed end of the electric push rod 10 is hinged to the base 3, the extending end of the electric push rod 10 is hinged to the wheel disc support 5, the electric push rod 10 extends to drive the wheel disc 4 to be placed on the belt layer of the fixed-length conveying track 1, the electric push rod 10 is retracted, the wheel disc 4 is lifted to be separated from the belt layer, a plurality of detection holes 6 are uniformly processed on the surface of the wheel disc 4, the detection switch 7 is installed on the wheel disc support, the installation position of the detection switch 7 is matched with the detection holes 6, and when the wheel disc 4 rotates.

With the structure, after the fixed-length conveying track 1 conveys the belt layer with the specified length to the front-section conveying track 2 of the forming machine, the fixed-length conveying track 1 stops working, the belt layer is cut, the electric push rod 10 stretches out, the wheel disc 4 falls down to be in contact with the belt layer on the fixed-length conveying track 1, the front-section conveying track 2 of the forming machine operates to convey the belt layer, if the belt layer is abnormal such as poor cutting or folding or staggered adhesion, the belt layer on the fixed-length conveying track 1 can be pulled by the front-section conveying track 2 of the forming machine to move, the wheel disc 4 in contact with the belt layer is driven to rotate, the detection switch 7 is triggered by rotation of the wheel disc 4 through the detection hole 6 and the detection switch 7 which are matched, the detection switch 7 sends signals to the front-section conveying track 2 of the forming machine, the front-section conveying track 2 stops operating, waste materials are prevented from being generated due to the fact that the belt layer is stretched, the electric push rod 10 is used for damaging equipment, the belt layer is prevented from being damaged due to overload, the belt layer is prevented from being damaged by the fixed-length conveying track 1 and the front-section conveying track 2 of the forming machine, when the belt layer is not normally triggered by the electric push rod 10, and the belt layer is not normally triggered by the detection switch 7, and the belt layer is prevented from being normally triggered due to the fact that the belt layer is not normally to be in contact with the front-section conveying track 2, and the belt layer is not normally triggered, and the belt layer is not triggered to be triggered, and the belt layer is not normally when the belt layer is not normally triggered by the detection layer is triggered by the detection switch, and the front-section conveying track is triggered.

Referring to fig. 3 and 4, an electromagnetic lock 8 is further installed on the wheel disc support 5, in this embodiment, the electromagnetic lock 8 is installed on one side of the wheel disc support 5 opposite to the detection switch 7, a locking block 9 is installed at an extending end of the electromagnetic lock 8, the locking block 9 is made of nylon or polyurethane materials, when the electric push rod 10 drives the wheel disc 4 to separate from a belt layer, the electromagnetic lock 8 can drive the locking block 9 to push against the wheel disc 4, the position of the wheel disc 4 is locked, the wheel disc 4 is prevented from being triggered by false rotation to trigger the detection switch 7, abnormal halt of the fixed-length conveying track 1 and the front-section conveying track 2 of the forming machine is caused, normal production is affected, when the locking block 9 made of soft materials is pushed against the wheel disc 4, corresponding deformation is generated, and the locking effect of the wheel disc 4 is better.

Referring to fig. 1-3, a special belt stretching prevention device further comprises an auxiliary flattening mechanism, when the belt is conveyed, the belt is calendered and flattened, the auxiliary flattening mechanism comprises two guide seats 11 and two guide posts 12, the two guide seats 11 are arranged on one side of the base 3 opposite to the support of the wheel disc 4, the guide posts 12 are arranged in the guide seats 11, rollers 15 are arranged at the lower ends of the guide posts 12, springs 13 are sleeved on the guide posts 12 between the rollers 15 and the guide seats 11, the springs 13 are compressed to generate elastic force, the guide posts 12 and the rollers 15 generate downward force, the rollers 15 can be always pressed on the belt, when the belt is moved, the belt is flattened, the belt is prevented from being folded, the upper ends of the guide posts 12 penetrate upwards and extend to the upper side of the guide seats 11, the upper ends of the two guide posts 12 are connected through connecting plates 14, the connecting plates 14 limit the guide posts 12, the guide posts 12 are prevented from falling out of the guide seats 11 under the action of the springs 13, the guide posts 12 can be prevented from rotating in the guide seats 11, and the roller 15 can be prevented from losing the effect of the rollers 15 on the belt.

Referring to fig. 5, a plurality of lightening holes 16 are uniformly machined on the surface of the wheel disc 4, the centers of the lightening holes 16 are uniformly distributed on the same circumference, the weight of the whole wheel disc 4 is reduced by using the lightening holes 16, the phenomenon that the wheel disc 4 is overweight to cause indentation on a belt layer to affect the quality of the belt layer is avoided, and the weight of the wheel disc 4 is more balanced by uniformly distributed lightening holes 16.

The working principle of the utility model is as follows: when the belt conveyer is used, signal interaction is carried out among the fixed-length conveying track 1, the front section conveying track 2 of the forming machine, the detection switch 7, the electromagnetic lock 8 and the electric push rod 10, the fixed-length conveying track 1 conveys the belt layer to the front section conveying track 2 of the forming machine, the idler wheels 15 are pressed on the belt layer to calender and level the belt layer, at the moment, the electric push rod 10 drives the wheel disc 4 to lift and separate from the belt layer, the electromagnetic lock 8 stretches out to press the locking block 9 on the wheel disc 4, and the wheel disc 4 cannot rotate due to misoperation;

after the fixed-length conveying track 1 conveys the fixed-length belted layer, the fixed-length conveying track 1 stops acting, the electric push rod 10 stretches out, the wheel disc 4 descends to be in contact with the belted layer, the electromagnetic lock 8 drives the locking block to unlock the wheel disc 4, the belted layer is cut, the front section conveying track 2 of the forming machine starts, the cut belted layer is continuously conveyed, if the belted layer is cut poorly or is adhered by staggered layers, the belted layer on the fixed-length conveying track 1 can move due to pulling, the wheel disc 4 is driven to rotate, the detection hole 6 on the wheel disc 4 triggers the detection switch 7, the detection switch 7 sends a stop signal to the front section conveying track 2 of the forming machine, waste products caused by abnormal stretching of the belted layer are avoided, the front section conveying track 2 of the forming machine is prevented from being damaged by equipment caused by overload, signal interaction is rapid and accurate, abnormal processing time is shortened, and working efficiency is improved.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Equivalent changes and modifications of the utility model are intended to fall within the scope of the present utility model.

Claims (6)

1. The special belt layer stretching-preventing device is arranged at the end part of the fixed-length conveying track (1) close to the front section conveying track (2) of the forming machine, and is characterized in that: including base (3), rim plate support (5), rim plate (4) and detection switch (7), base (3) stride to be established on fixed length conveying track (1), rim plate support (5) one end articulates on base (3), rim plate (4) rotatable setting is at the rim plate support (5) other end, evenly sets up a plurality of detection holes (6) along the circumference on rim plate (4), detection switch (7) set up on rim plate support (5), and with detection hole (6) looks adaptation.

2. A special belt stretch-proofing device according to claim 1, characterized in that: the electric wheel disc device is characterized in that an electric push rod (10) is arranged on the base (3), the fixed end of the electric push rod (10) is hinged to the base (3), and the extending end of the electric push rod (10) is hinged to the wheel disc support (5).

3. A special belt stretch-proofing device according to claim 1 or 2, characterized in that: an electromagnetic lock (8) is arranged on the wheel disc support (5), and a locking block (9) is arranged at the extending end of the electromagnetic lock (8).

4. A special belt stretch-proofing device according to claim 1, characterized in that: the novel automatic flattening device is characterized by further comprising an auxiliary flattening mechanism, wherein the auxiliary flattening mechanism comprises two guide seats (11) and two guide posts (12), the two guide seats (11) are arranged on the base (3), the guide posts (12) are arranged in the guide seats (11), the upper ends of the guide posts (12) extend to the upper parts of the guide seats (11) and are connected with the connecting plates (14), springs (13) are sleeved on the guide posts (12), and rollers (15) are arranged at the lower ends of the guide posts (12).

5. A special belt stretch-proofing device according to claim 1, characterized in that: the surface of the wheel disc (4) is uniformly provided with a plurality of lightening holes (16), and the circle centers of the lightening holes (16) are uniformly distributed on the same circumference.

6. A special belt stretch-proofing device according to claim 3, wherein: the locking block (9) is made of nylon or polyurethane materials.

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