CN219465779U

CN219465779U - Online grinding device of polyurethane tension roller

Info

Publication number: CN219465779U
Application number: CN202320619365.7U
Authority: CN
Inventors: 李琳凯; 许仓孝; 高跃鹏; 牛志远; 张天磊; 王中阳; 李银顺; 刘恩林; 范大鹏; 敖明志
Original assignee: Henan Zhongfu High Precision Aluminum Material Co ltd
Current assignee: Henan Zhongfu High Precision Aluminum Material Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-04
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses an online polishing device for a polyurethane tension roller, which comprises a tool arranged on a tension roller base, wherein a guide rod is arranged on the tool, a connector capable of moving along the length direction of the guide rod is movably sleeved on the guide rod, an abrasive belt for polishing the tension roller is arranged on the connector, a counterweight device is arranged at the bottom of the abrasive belt, and the abrasive belt freely sags. This online grinding device of polyurethane tension roller adopts the structure that can dismantle and change, can polish out the surface roughness and the roll surface cleanliness factor of different requirements through the weight of change abrasive band and balancing weight, can save the cost, need not the manual work and participates in on line all the time moreover, can use manpower sparingly, lightens intensity of labour, need not to dismantle the tension roller, and whole spends time to be few, helps improving work efficiency, can satisfy the production requirement.

Description

Online grinding device of polyurethane tension roller

Technical Field

The utility model relates to the technical field of online polishing equipment for tension rollers, in particular to an online polishing device for polyurethane tension rollers.

Background

In the field of aluminum processing, particularly in a finishing stretch bending and straightening process, a tension roller is a roller system with the greatest influence on the surface quality of a strip, after a period of use, the tension roller can change the surface roughness of the tension roller due to friction between the strip and the tension roller, and the surface quality of the strip can be influenced when the tension roller is continuously used, so that the tension roller needs to be replaced periodically and removed and the tension roller needs to be ground outside a user. However, because the thick tension leveler has large roller diameter of the tension roller, complex structure and narrow hoisting operation space, the tension roller is difficult to replace and takes long time, 3 days are required for one complete roller replacement (total of 8 tension rollers), the production efficiency is seriously affected, and the labor intensity of overhaulers is increased; in addition, the grinding outside the tension roller can increase the production cost.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the existing defects, and provide the polyurethane tension roller online polishing device which adopts a detachable and replaceable structure, can polish different requirements on surface roughness and roller surface cleanliness by replacing the weights of an abrasive belt and a balancing weight, can save cost, does not need to be manually engaged online all the time, can save manpower, lighten labor intensity, does not need to detach the tension roller, has less overall time, is beneficial to improving working efficiency, can meet production requirements, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an online grinding device of polyurethane tension roller, includes the frock of installing on the tension roller base, be equipped with the guide arm on the frock, and the movable sleeve is equipped with the connector that can follow its length direction on the guide arm, and installs the abrasive band that is used for polishing the tension roller on the connector, and the counter weight device is installed to the bottom of abrasive band to make abrasive band free sagging.

As a preferable technical scheme of the utility model, the connector comprises a winding roller movably sleeved on the guide rod, a connecting belt is wound on the winding roller, and a clamping plate for fixing the abrasive belt is arranged at one end of the connecting belt away from the winding roller.

As a preferable technical scheme of the utility model, a screw rod which is arranged in parallel with the guide rod is rotationally arranged on the tool, one end of the screw rod is provided with a belt pulley, a nut which is arranged corresponding to the connector is connected to the screw rod in a threaded manner, a connecting frame is arranged at the bottom of the nut, and the connecting frame is rotationally connected with the winding roller through a plane bearing.

As a preferable technical scheme of the utility model, the guide rod is provided with guide grooves which are spirally distributed, and the inside of the winding roller is provided with a positioning block which is movably clamped in the guide grooves.

As a preferable technical scheme of the utility model, the counterweight device comprises a cross rod, and a clamp for fixing the lower end of the abrasive belt is arranged on the cross rod.

As a preferable technical scheme of the utility model, the cross rod is connected with the balancing weight through the sealing ring belt connected end to end.

As a preferable technical scheme of the utility model, the bottom of the tool is clamped on the base of the tension roller, the tool is provided with a jack which is arranged corresponding to the round hole of the base of the tension roller, and a positioning pin is inserted in the jack.

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

1. according to the polyurethane tension roller online polishing device, the upper end of the abrasive belt is connected with the connector, the bottom of the abrasive belt is connected with the counterweight device, the counterweight device freely sags and pulls the abrasive belt, so that the abrasive belt clings to the surface of the tension roller, the tension roller rotates along the falling direction of the abrasive belt, and the abrasive belt polishes the surface of the tension roller.

2. According to the polyurethane tension roller online polishing device, the external driving motor drives the belt pulley to rotate through the driving belt pulley, the belt pulley drives the screw rod to rotate, the screw rod rotates to drive the nut, the connecting frame and the winding roller to move along the guide rod, and the winding roller drives the abrasive belt to axially move along the tension roller through the connecting belt and the clamping plate, so that the whole tension roller is polished.

3. According to the polyurethane tension roller online polishing device, when the winding roller moves axially along the guide rod, the positioning blocks move along the guide grooves, and because the guide grooves are of a spiral structure, the positioning blocks drive the winding roller to rotate, and the sand belt is driven to move upwards or downwards by the connecting belt when the winding roller rotates, so that the contact position of the tension roller and the sand belt is changed, more parts of the sand belt participate in polishing of the tension roller in the whole polishing process, the polishing effect can be improved, and the service life of the sand belt can be prolonged.

4. The polyurethane tension roller online polishing device adopts a detachable and replaceable structure, can polish different requirements on surface roughness and roller surface cleanliness by replacing the weights of the abrasive belt and the balancing weight, can save cost, does not need to be manually participated online all the time, can save manpower, lighten labor intensity, does not need to detach the tension roller, takes less time as a whole, is beneficial to improving working efficiency, and can meet production requirements.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a right side view of the schematic diagram of FIG. 1;

FIG. 3 is a partial schematic view of the structure of FIG. 2;

FIG. 4 is a schematic cross-sectional view of a wind roller according to the present utility model;

FIG. 5 is a schematic view of the construction of the counterweight of the utility model;

FIG. 6 is a schematic view of the structure of the clamping plate of the present utility model;

fig. 7 is a schematic view of the abrasive belt according to the present utility model.

In the figure: 1 abrasive belt, 2 tools, 3 guide rods, 31 guide grooves, 4 winding rollers, 41 connecting belts, 42 clamping plates, 43 positioning blocks, 5 screws, 51 nuts, 52 belt pulleys, 53 connecting frames, 6 cross rods, 61 clamps and 62 balancing weights.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a technical scheme that:

embodiment one, refer to fig. 1, 5 and 6:

the utility model provides an online grinding device of polyurethane tension roller, including installing frock 2 on the tension roller base, be equipped with guide arm 3 on the frock 2, and the movable sleeve is equipped with the connector that can follow its length direction and remove on the guide arm 3, and install the abrasive band 1 that is used for polishing the tension roller on the connector, and install counter weight device in the bottom of abrasive band 1, and make abrasive band 1 free sagging, be connected with the connector with the upper end of abrasive band 1, the bottom and the counter weight device of abrasive band 1 are connected, counter weight device free sagging and traction abrasive band 1, thereby make abrasive band 1 hug closely the tension roller surface, rotate the tension roller along abrasive band 1 direction of falling, abrasive band 1 polishes the tension roller surface.

Further, the connector comprises a winding roller 4 movably sleeved on the guide rod 3, a connecting belt 41 is wound on the winding roller 4, a clamping plate 42 for fixing the abrasive belt 1 is arranged at one end, far away from the winding roller 4, of the connecting belt 41, a bolt and nut assembly is arranged on the clamping plate 42, the abrasive belt 1 is inserted into the clamping plate 42, the abrasive belt 1 is fixed into the clamping plate 42 through the bolt and nut assembly, and the abrasive belt 1 is convenient to replace.

Further, the counterweight device comprises a cross rod 6, a clamp 61 for fixing the lower end of the abrasive belt 1 is arranged on the cross rod 6, a bolt and nut assembly is arranged on the clamp, the abrasive belt 1 is placed between two pressing plates of the clamp 61, and the abrasive belt 1 is fixedly connected with the clamp 61 through the bolt and nut assembly.

Further, the cross bar 6 is connected with the balancing weight 62 through the end-to-end sealing ring belt, the balancing weight 62 is hung through the sealing ring belt, the balancing weight 62 is convenient to assemble, disassemble and replace, and different requirements on the roughness of the tension roller can be met by matching the balancing weight 62 with the model of the abrasive belt 1 with different weights.

Further, frock 2 bottom joint is on the base of tension roller, and has seted up the jack that corresponds the setting with tension roller base round hole on the frock 2, and the inside interlude of jack has the locating pin, can fix frock 2 to the base through the locating pin, and the jack of every side has two at least, makes frock 2 be in stable non-rotatable state.

Embodiment two, referring to fig. 1, 2, 3, 4 and 7, is different from embodiment one in that:

the tool 2 is rotationally provided with a screw 5 which is parallel to the guide rod 3, one end of the screw 5 is provided with a belt pulley 52, a nut 51 which is correspondingly arranged with the connector is connected with the screw 5 in a threaded manner, a connecting frame 53 is installed at the bottom of the nut 51, the connecting frame 53 is rotationally connected with the winding roller 4 through a plane bearing, an external driving motor drives the belt pulley 52 to rotate through a driving belt pulley, the belt pulley 52 drives the screw 5 to rotate, the screw 5 drives the nut 51, the connecting frame 53 and the winding roller 4 to move along the guide rod 3 during rotation, and the winding roller 4 drives the abrasive belt 1 to axially move along the tension roller through a connecting belt 41 and a clamping plate 42, so that the whole tension roller is polished.

Further, be equipped with the guide slot 31 that is spiral distribution on the guide arm 3, the inside of winding roller 4 is equipped with movable joint at the inside locating piece 43 of guide slot 31, when winding roller 4 moves along guide arm 3 axial, locating piece 43 moves along guide slot 31, because guide slot 31 is spiral structure, consequently locating piece 43 drives winding roller 4 and rotates, the winding roller 4 rolls up or unreels when rotating, connecting band 41 drives abrasive band 1 and moves up or move down this moment, thereby change the contact position of tension roller and abrasive band 1, make whole in-process of polishing, abrasive band 1 has more positions to participate in tension roller polishing, avoid abrasive band 1 only to have a position to participate in polishing and lead to polishing position attenuation fracture, not only can improve the effect of polishing, but also can improve abrasive band 1's life.

When the abrasive belt 1 is used for polishing, a plurality of devices can be used for polishing a plurality of tension rollers at the same time, compared with the original process of changing the rollers, the mode replaces the process of dismantling the tension rollers by online polishing, and the time can be shortened.

In fig. 7, the middle hatched area indicates the area of the sanding belt 1 participating in the sanding when the winding roller 4 is not rotating; the two-sided symmetrical hatched area represents the area of the multiple participating sanding sections when the wind-up roller 4 rotates.

The utility model adopts a detachable and replaceable structure, can polish out the surface roughness and the roller surface cleanliness with different requirements by replacing the weights of the abrasive belt and the balancing weight, can save the cost, does not need to be manually participated on line all the time, can save the manpower, lighten the labor intensity, does not need to detach the tension roller, has less overall time, is beneficial to improving the working efficiency and can meet the production requirements.

The non-disclosed parts of the utility model are all prior art, and the specific structure, materials and working principle thereof are not described in detail. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an online grinding device of polyurethane tension roller, includes frock (2) of installing on tension roller base, its characterized in that: be equipped with guide arm (3) on frock (2), and the movable sleeve is equipped with connector that can follow its length direction on guide arm (3), and installs abrasive band (1) that are used for polishing to the tension roller on the connector, and the counter weight device is installed to the bottom of abrasive band (1) to make abrasive band (1) free sagging.

2. The polyurethane tension roller online grinding device of claim 1, wherein: the connector comprises a winding roller (4) movably sleeved on the guide rod (3), a connecting belt (41) is wound on the winding roller (4), and a clamping plate (42) for fixing the abrasive belt (1) is arranged at one end, far away from the winding roller (4), of the connecting belt (41).

3. The polyurethane tension roller online grinding device according to claim 2, wherein: the tool is characterized in that a screw rod (5) which is arranged in parallel with the guide rod (3) is arranged on the tool (2) in a rotating mode, a belt pulley (52) is arranged at one end of the screw rod (5), a nut (51) which is arranged corresponding to the connector is connected to the screw rod (5) in a threaded mode, a connecting frame (53) is arranged at the bottom of the nut (51), and the connecting frame (53) is connected with the winding roller (4) in a rotating mode through a plane bearing.

4. The polyurethane tension roller online grinding device according to claim 2, wherein: the guide rod (3) is provided with guide grooves (31) which are spirally distributed, and the inside of the winding roller (4) is provided with positioning blocks (43) which are movably clamped in the guide grooves (31).

5. The polyurethane tension roller online grinding device of claim 1, wherein: the counterweight device comprises a cross rod (6), and a clamp (61) for fixing the lower end of the abrasive belt (1) is arranged on the cross rod (6).

6. The polyurethane tension roller online grinding device of claim 5, wherein: the cross rod (6) is connected with a balancing weight (62) through a sealing ring belt connected end to end.

7. The polyurethane tension roller online grinding device of claim 1, wherein: the bottom of the tool (2) is clamped on the base of the tension roller, a jack which is arranged corresponding to the round hole of the base of the tension roller is formed in the tool (2), and a positioning pin is inserted in the jack.