Tension table structure of slitting coiling machine

Abstract

The utility model discloses a tension table structure of a slitting coiling machine, which comprises a pair of oppositely arranged belt conveying mechanisms, and the belt conveying mechanisms can be close to or far away from each other; each belt conveying mechanism comprises a supporting seat and a pair of supporting rollers arranged on the supporting seat, the supporting rollers are sleeved with a transmission belt, the supporting seats are provided with friction blocks, and the friction blocks abut against the inner sides of the transmission belts; a heat dissipation structure is arranged in the friction block, the heat dissipation structure comprises a first heat dissipation channel, a plurality of heat conduction components are distributed in the first heat dissipation channel, and the first heat dissipation channel is used for allowing a cooling medium to flow. According to the transmission belt, the first heat dissipation channel is formed in the friction block, air serves as a cooling medium, heat generated by the friction block is rapidly dissipated when the air flows through the heat conduction component, the service life of the transmission belt is prolonged, the cost is reduced, and the heat dissipation cost is low.

Description

TECHNICAL FIELD

[0001] The application relates to a plate processing device, in particular to a tension table structure of a slitting and winding machine. BACKGROUND

[0002] In the working process of a slitting machine, generation of pre-cutting tension is an indispensable link and is an important guarantee for cutting quality.

[0003] The slitting and winding device for decorative aluminum plates and mirror stainless steel plates disclosed in Patent No. CN201768771U utilizes belts with different friction coefficients, and friction resistance is generated at the part where the inner surface of the belt is connected with a stainless steel sliding block, the resistance exactly generates counter-tension on the plate strip, so that the winding machine can be more compact and tight during winding; however, when the belt works at high speed, the generated friction force can increase the temperature of the belt and cause serious heating, and thus the service life of the belt is shortened, and the belt needs to be replaced frequently. CONTENT OF THE UTILITY MODEL

[0004] In view of the above problems, the application provides a tension table structure of a slitting and winding machine, which can cool the belt when the belt works at high speed, thereby improving the service life of the belt, reducing the cost, and adopting the following technical scheme:

[0005] The tension table structure of the slitting and winding machine comprises a pair of oppositely arranged belt conveying mechanisms, and the belt conveying mechanisms can approach or move away from each other.

[0006] Each of the belt conveying mechanisms comprises a support seat and a pair of support rollers arranged on the support seat, a transmission belt is arranged outside the support rollers, a friction block is arranged on the support seat, and the friction block abuts against the inner side of the transmission belt.

[0007] The friction block is internally provided with a heat dissipation structure, the heat dissipation structure comprises a first heat dissipation channel, a plurality of heat conduction components are distributed in the first heat dissipation channel, and the first heat dissipation channel is used for flowing cooling medium.

[0008] Preferably, the first heat dissipation channel penetrates the friction block, the heat conduction components extend along the axis direction of the first heat dissipation channel, and the heat conduction components are arranged on the side close to the transmission belt.

[0009] Further preferably, one end of the first heat dissipation channel is further connected with a blowing component.

[0010] Preferably, the support roller is internally provided with a second heat dissipation channel, cooling medium flows in the second heat dissipation channel, and the second heat dissipation channel is used for dissipating heat of the support roller.

[0011] Preferably, a tensioning structure is further included, which is connected to the support base and the friction block, and is used to drive the friction block to move to tension the transmission belt.

[0012] Further preferably, the tensioning structure includes a cavity provided on the support base, and a driving part provided in the cavity, and a connecting rod is provided between the driving part and the friction block, and the driving part is driven to move along the z-axis direction in the cavity by providing a power medium into the cavity.

[0013] Preferably, the heat conduction component is made of a heat conduction material.

[0014] Preferably, a linear drive assembly is further included, and a driving end of the linear drive assembly is connected to the support base, and is used to drive the support base to move.

[0015] Compared with the prior art, the application has the following beneficial effects:

[0016] (1) The application is provided with a heat dissipation structure in the friction block, and during operation, the cooling medium flows through the first heat dissipation channel and exchanges heat with air when flowing through the heat conduction component, so that the heat generated by the friction block is taken away, thereby improving the heat dissipation efficiency of the friction block, greatly reducing the heat transfer from the friction block to the transmission belt, and cooling the transmission belt, thereby improving the service life of the transmission belt, reducing the replacement frequency, reducing the cost, and the heat dissipation cost is low.

[0017] (2) The support roller is provided with a second heat dissipation channel, and the support roller is cooled through the second heat dissipation channel, which can further reduce the temperature of the transmission belt, thereby further improving the cooling effect and service life of the transmission belt.

[0018] (3) The application uses air as the heat exchange medium, so the heat dissipation cost is low, and the friction block will not be corroded or blocked.

[0019] (4) The tensioning structure controls the movement of the friction block through air pressure, which can accurately control the tensioning force of the transmission belt, and avoid excessive or insufficient tensioning force of the transmission belt. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 is a structural schematic diagram of the application;

[0021] Fig. 2 is a structural schematic diagram of the belt conveying mechanism of the application;

[0022] Fig. 3 is a structural schematic diagram of the friction block of the application.

[0023] In the drawings:

[0024] 10, belt conveying mechanism, 20, support seat, 30, support roller, 40, transmission belt;

[0025] 50, friction block, 510, first heat dissipation channel, 520, heat conduction component;

[0026] 60, tensioning structure, 610, cavity, 6110, upper cavity, 6120, lower cavity, 620, driving part, 630, connecting rod;

[0027] 70, linear drive assembly. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings of the present application. Obviously, the embodiments described in the present application are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0029] Reference Figs. 1-3 , the present application is further described in detail:

[0030] The tensioning table structure of the strip winding machine comprises a pair of oppositely arranged belt conveying mechanisms 10, which can move closer to or farther away from each other (z Fig. 1 axis direction); wherein one of the belt conveying mechanisms 10 can be fixed, and the remaining one can be moved, of course, both of the belt conveying mechanisms 10 can be moved. In the present embodiment, the belt conveying mechanisms 10 are driven to move by a linear drive assembly 70, the driving end of the linear drive assembly 70 is connected to the belt conveying mechanisms 10, and the linear drive assembly 70 can be a pneumatic cylinder or an oil cylinder.

[0031] Each of the belt conveying mechanisms 10 comprises a support seat 20 and a pair of support rollers arranged on the support seat 20, a transmission belt 40 is sleeved outside the support rollers, a friction block 50 is arranged on the support seat 20, and the friction block 50 is located between the support rollers 30; during operation, the friction block 50 abuts against the inner side of the transmission belt 40.

[0032] The friction block 50 is internally provided with a heat dissipation structure, the heat dissipation structure comprises a first heat dissipation channel 510, a plurality of heat conduction components 520 are distributed in the first heat dissipation channel 510, and the heat conduction components 520 are used for transferring the heat generated by the friction block 50; the first heat dissipation channel 510 is used for flowing cooling medium, and the cooling medium can be air.

[0033] Compared with the prior art, the heat dissipation structure directly dissipates heat for the friction block 50, thereby improving the heat dissipation effect, and the heat exchange is performed by air, the heat exchange cost is low, heat is avoided from being transferred to the transmission belt 40 in a large amount, thereby avoiding overheat damage of the transmission belt 40, the service life of the transmission belt 40 is improved, and the replacement frequency and cost are reduced.

[0034] The first heat dissipation channel 510 penetrates the friction block 50, and the heat conduction component 520 extends along the axis direction of the first heat dissipation channel 510. In work, external air can enter the first heat dissipation channel 510 from one end, and when the air flows through the heat conduction component 520, heat exchange is performed between the heat conduction component 520 and the air, thereby reducing the temperature of the friction block 50, reducing heat transfer to the transmission belt 40, and cooling the transmission belt 40, thereby improving the service life of the transmission belt 40, reducing the replacement frequency, and reducing the cost.

[0035] In the embodiment, one end of the first heat dissipation channel 510 is also connected with a air supply component (not shown), and the cooling medium is actively supplied into the first heat dissipation channel 510, thereby improving the heat dissipation effect. The air supply component can be a fan or a blower, and heat dissipation is performed by air, and the heat dissipation cost is low. Of course, cooling liquid can be provided into the first heat dissipation channel 510 to perform heat dissipation.

[0036] The heat conduction component 520 is made of a heat conduction material, and the heat conduction component 520 can be made of copper or aluminum or other materials with good heat conduction.

[0037] In some embodiments, the support roller 30 is also provided with a second heat dissipation channel (not shown) in which a cooling medium flows, for dissipating heat for the support roller 30. The second heat dissipation channel can have the same structure as the first heat dissipation channel 510. The second heat dissipation channel can be a plurality of heat dissipation holes penetrating the support roller 30, and air flows through the heat dissipation holes to cool the support roller. Of course, cooling liquid can be introduced into the second heat dissipation channel to dissipate heat for the support roller 30, thereby cooling the transmission belt 40, further reducing the temperature of the transmission belt 40, and improving the service life of the transmission belt 40.

[0038] In the following embodiment, a tensioning structure 60 is further included, the tensioning structure 60 connects the support seat 20 and the friction block 50, and is used to drive the friction block 50 to move to tension the transmission belt 40, so that the friction block 50 can contact the inner side of the transmission belt 40, and the transmission belt 40 is avoided from loosening.

[0039] The tensioning structure 60 comprises a cavity 610 arranged on the support seat 20 and a driving part 620 arranged in the cavity 610, and a connecting rod 630 is arranged between the driving part 620 and the friction block 50, and the driving rod can move along the z-axis direction in the cavity 610.

[0040] In combination Fig. 2 The driving part 620 divides the cavity 610 into an upper cavity 6110 and a lower cavity 6120, and the driving part 620 is pushed to move in the cavity 610 by supplying a power medium into the upper cavity 6110 and the lower cavity 6120, so that the tensioning force on the transmission belt 40 can be accurately controlled; the power medium can be a gas or a liquid.

Claims

1. A tension stand structure of a strip coiler, characterized by: The device comprises a pair of opposite belt conveying mechanisms, which can approach or move away from each other; Each of the belt conveying mechanisms comprises a support seat and a pair of support rollers arranged on the support seat, an outer side of the support rollers is sleeved with a transmission belt, a friction block is arranged on the support seat, and the friction block abuts against an inner side of the transmission belt; The friction block is internally provided with a heat dissipation structure, the heat dissipation structure comprises a first heat dissipation channel, a plurality of heat conduction components are distributed in the first heat dissipation channel, and the first heat dissipation channel is used for flowing cooling medium.

2. The tension station structure of a strip coiler according to claim 1, characterized in that: The first heat dissipation channel penetrates the friction block, the heat conduction components extend along the axis direction of the first heat dissipation channel, and the heat conduction components are arranged on the side close to the transmission belt.

3. The tension station structure of a strip coiler according to claim 2, characterized in that: One end of the first heat dissipation channel is further connected with a air supply component.

4. The tension station structure of a strip coiler according to claim 1, characterized in that: The support roller is internally provided with a second heat dissipation channel, cooling medium flows in the second heat dissipation channel, and the second heat dissipation channel is used for heat dissipation of the support roller.

5. The tension station structure of a slitting coiler according to claim 1, characterized in that: Further comprising a tensioning structure, the tensioning structure is connected with the support seat and the friction block, is used for driving the friction block to move to tension the transmission belt, and the friction block is located between the support rollers.

6. The tension station structure of a strip coiler according to claim 5, characterized in that: The tensioning structure comprises a cavity arranged on the support seat and a driving part arranged in the cavity, a connecting rod is arranged between the driving part and the friction block, power medium is provided in the cavity to drive the driving part to move in the z-axis direction in the cavity.

7. The tension station structure of a slitting coiler according to claim 1, characterized in that: The heat conduction components are made of heat conduction material.

8. The tension station structure of a slitting coiler according to claim 1, characterized in that: Further comprising a linear driving assembly, a driving end of the linear driving assembly is connected with the support seat, and the linear driving assembly is used for driving the support seat to move.

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