Anti-dislocation spliced polyurethane rubber roller

Abstract

The utility model discloses an anti-dislocation spliced polyurethane rubber covered roller which comprises a polyurethane rubber covered roller and a shaft core connected with the polyurethane rubber covered roller, the polyurethane rubber covered roller is connected to the shaft core in a clearance fit mode, positioning sleeves are detachably installed at the two ends of the polyurethane rubber covered roller and the two ends of the shaft core, and the end faces of the positioning sleeves are in contact fit with the polyurethane rubber covered roller. The two ends of the shaft core are connected with the adjustable lifting support, the adjustable lifting support is detachably installed on the polyurethane rubber roller working platform, the positioning sleeve tool comprises a rubber roller positioning end and a shaft core positioning end connected with the rubber roller positioning end, and the rubber roller positioning end and the shaft core positioning end are detachably connected. The detachable connection between the rubber roller positioning end and the shaft core positioning end is bolt connection or threaded connection between the rubber roller positioning end and the shaft core positioning end.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of rubber roll, concretely relates to a wrong position prevention splicing polyurethane rubber roll. BACKGROUND

[0002] Polyurethane rubber roll is a kind of roll product commonly used in printing, coating, coating and other industrial production processes, mainly comprising roll core and polyurethane glue coating layer.This rubber roll has high wear resistance, heat resistance, chemical corrosion resistance, antistatic property and other characteristics, and is essential equipment in modern industrial production.

[0003] During the installation of polyurethane rubber roll, polyurethane roll body is detachably spliced on metal shaft core, and the specific operation is that polyurethane roll body is overfittingly covered on metal shaft, with long-time use of polyurethane roll body, the splicing mispositioning of polyurethane rubber roll is prone to occur, which affects the printing use effect of polyurethane rubber roll, in addition, the overfitting installation mode causes inconvenient dismounting and replacement operation of polyurethane roll body, the splicing connection structure used in the prior art is complex, operation is time-consuming, and working efficiency is affected, meanwhile, during the installation adjustment of polyurethane rubber roll height position, the positions of both sides of polyurethane rubber roll need to be kept in horizontal state, and if the horizontal adjustment mispositioning problem occurs when the positions of both sides of polyurethane rubber roll are adjusted, the processing of polyurethane rubber roll printing is affected.

[0004] In view of the above factors, a wrong position prevention splicing polyurethane rubber roll is provided, the both end positions of polyurethane rubber roll and shaft core are detachably installed with positioning sleeve, and the end face of positioning sleeve is in contact with polyurethane rubber roll, so that the splicing of polyurethane roll body is ensured to be in place, and the splicing of polyurethane roll body is stable and reliable. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a wrong position prevention splicing polyurethane rubber roll to solve the problems in the above background.

[0006] The utility model aims at providing a wrong position prevention splicing polyurethane rubber roll to solve the problems in the above background.

[0007] The both end positions of polyurethane rubber roll and shaft core are detachably installed with positioning sleeve, and the end face of positioning sleeve is in contact with polyurethane rubber roll;

[0008] The both ends of shaft core are connected with adjustable lifting support, and polyurethane rubber roll work platform is detachably installed on adjustable lifting support.

[0009] Further, the positioning sleeve comprises rubber roll positioning end and shaft core positioning end connected with rubber roll positioning end, and rubber roll positioning end and shaft core positioning end are detachably connected.

[0010] Further, the detachable connection between the rubber roller positioning end and the shaft core positioning end is screw connection or threaded connection between the rubber roller positioning end and the shaft core positioning end.

[0011] Further, the rubber roller positioning end is a disc structure, a through channel is formed in the center position of the rubber roller positioning end, and a positioning shaft rod is detachably connected along the circumferential position of the through channel of the upper end of the rubber roller positioning end, and the positioning shaft rods are uniformly arranged on the outer circumference of the through channel.

[0012] Further, the positioning shaft rod is inserted and matched with the positioning hole formed in the polyurethane rubber roller end face.

[0013] The positioning holes formed in the polyurethane rubber roller end face are uniformly arranged and coaxially arranged with the positioning shaft rod.

[0014] Further, grooves are arranged on the circumferential surface of the polyurethane rubber roller, and the grooves are interval arranged ring type groove structures or thread groove structures.

[0015] Further, the shaft core positioning end is a sleeve structure, the shaft core positioning end is sleeved on both ends of the polyurethane rubber roller, and a bolt positioning hole is formed on the shaft core positioning end, and the shaft core is connected through a bolt, and a threaded hole coaxially arranged with the bolt positioning hole is formed on the circumferential surface of the shaft core.

[0016] Further, the adjustable lifting support comprises a positioning seat and a positioning plate symmetrically arranged on the positioning seat, and the positioning plate is connected on the positioning seat through a bolt or a welding mode.

[0017] The upper end of the positioning plate is fixedly provided with a connecting cross beam, and a hydraulic cylinder is arranged at the center position of the connecting cross beam.

[0018] The output end of the hydraulic cylinder is connected with a moving bearing frame, and the two sides of the moving bearing frame are provided with track grooves connected with the symmetrically arranged slide rails on the inner side of the positioning plate.

[0019] Compared with the prior art, the polyurethane rubber roller and the shaft core have the following beneficial effects:

[0020] The both end positions of the polyurethane rubber roller and the shaft core are detachably installed with the positioning sleeve, the end face of the positioning sleeve is in contact with the polyurethane rubber roller, so that the polyurethane roller body is ensured to be assembled in place, and the polyurethane roller body is stably and firmly assembled.

[0021] The positioning sleeve comprises a rubber roller positioning end and a shaft core positioning end connected with the rubber roller positioning end, and the rubber roller positioning end and the shaft core positioning end are detachably connected.

[0022] The utility model discloses a detachable mode connection of the glue roll positioning end and the axle core positioning end is bolt connection or the thread connection between glue roll positioning end and axle core positioning end, and it is convenient to replace quickly.

[0023] The utility model discloses a glue roll positioning end and axle core positioning end and polyurethane glue roll and axle core cooperation are fixed, in order to be convenient for under the use state, through the positioning axle stem to the polyurethane glue roll positioning, and the glue roll positioning end is disc structure, and the through passageway is set up in the center position of glue roll positioning end, and the through passageway circumferential position of glue roll positioning end upper end is detachable with the connection of positioning axle stem, and the positioning axle stem is uniformly arranged in the outer circumference of through passageway, and the axle core positioning end is sleeve structure, and the axle core positioning end is set up in the both ends of polyurethane glue roll, and the bolt positioning hole is set up on the axle core positioning end, and is connected with the axle core through bolt, and the circumferential surface on the axle core is set up the screw hole of coaxial arrangement with bolt positioning hole.

[0024] The above structure is convenient to dismount and install, and can improve the installation efficiency during maintenance.

[0025] The utility model discloses adjustable lifting support is set up in the both sides of polyurethane glue roll and axle core, and can realize the lifting simultaneously under the drive of hydraulic cylinder through setting up adjustable lifting support, thereby adjusting the height of polyurethane glue roll, and the height of polyurethane glue roll is promoted with the same position adjustment through the action of hydraulic cylinder, avoids the horizontal adjustment misplacement when adjusting the position of polyurethane glue roll under the use state. ACCURACY OF DRAWINGS

[0026] Figure 1 It is the three -dimensional schematic view of polyurethane glue roll and positioning sleeve set of the utility model,

[0027] Figure 2 It is the three -dimensional schematic view of polyurethane glue roll and axle core of the utility model,

[0028] Figure 3 It is the local enlarged schematic view of polyurethane glue roll of the utility model,

[0029] Figure 4 It is the schematic diagram that the polyurethane glue roll of the utility model has the groove,

[0030] Figure 5 It is the local enlarged schematic view of the utility model Figure 2 ,

[0031] Figure 6 It is the schematic diagram of axle core and adjustable lifting support connection of the utility model,

[0032] Figure 7 It is the three -dimensional schematic view of adjustable lifting support of the utility model,

[0033] Figure 8It is the adjustable lifting support plane schematic view of the utility model. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] In the description of the utility model, it should be explained that unless there are explicit provisions and limitations, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0037] As shown in FIG. Figures 1-8 A misplacement prevention splicing polyurethane roller, comprising a polyurethane roller 1 and a shaft core 2 connected with the polyurethane roller 1, the polyurethane roller 1 is connected on the shaft core 2 in a gap fit manner.

[0038] The polyurethane roller 1 and the shaft core 2 are detachably mounted with a positioning sleeve 3 at both ends, and the end face of the positioning sleeve 3 is in contact with the polyurethane roller 1.

[0039] The shaft core 2 is connected with an adjustable lifting support 11 at both ends, and the adjustable lifting support 11 is detachably mounted on a polyurethane roller working platform.

[0040] In order to facilitate the limiting and fixing of the polyurethane roller 1 and the shaft core 2 by the positioning sleeve in the use state, the positioning sleeve 3 comprises a roller positioning end 5 and a shaft core positioning end 6 connected with the roller positioning end 5, and the roller positioning end 5 and the shaft core positioning end 6 are detachably connected.

[0041] In order to facilitate disassembly and replacement in use, the detachable connection between the rubber roller positioning end 5 and the shaft core positioning end 6 is bolted or threaded.

[0042] In use, the rubber roller positioning end 5 and the shaft core positioning end 6 can be directly fixed by bolts or the center of the rubber roller positioning end 5 is provided with internal threads, and the outer circumference of the shaft core positioning end 6 is provided with external threads, which are connected by thread cooperation.

[0043] In order to facilitate positioning of the polyurethane rubber roller by the positioning shaft 7 in use, the rubber roller positioning end 5 is a disc structure, a through channel is formed in the center of the rubber roller positioning end 5, and the positioning shaft 7 is detachably connected to the through channel circumferential position of the upper end of the rubber roller positioning end 5, and the positioning shaft 7 is uniformly arranged on the outer circumference of the through channel.

[0044] The diameter of the rubber roller positioning end 5 is greater than the diameter of the polyurethane rubber roller 1, which avoids the material on the polyurethane rubber roller 1 from shifting to the outside of the polyurethane rubber roller 1 due to errors in the working state of the rubber roller installed upstream in use.

[0045] The through channel circumferential position of the upper end of the rubber roller positioning end 5 is detachably connected to the positioning shaft 7, which facilitates disassembly and replacement, and the detachable connection is threaded.

[0046] In use, the positioning shaft 7 is inserted into the positioning hole 4 formed in the end face of the polyurethane rubber roller 1 by plug-in cooperation, which facilitates disassembly and installation.

[0047] The positioning holes 4 formed in the end face of the polyurethane rubber roller 1 are uniformly arranged and coaxially arranged with the positioning shaft 7.

[0048] In order to facilitate the use of the polyurethane rubber roller 1 in use, the circumferential surface of the polyurethane rubber roller 1 is provided with grooves 8 to improve the exhaust function, and the grooves 8 are arranged in a ring groove structure or a threaded groove structure.

[0049] In use, the end of the polyurethane rubber roller is fixed by the rubber roller positioning end 5 and fixed on the shaft core by the shaft core positioning end 6, which avoids misconnection of the polyurethane rubber roller 1 in use.

[0050] The shaft core positioning end 6 is a sleeve structure, the shaft core positioning end 6 is sleeved on both ends of the polyurethane rubber roller 1, and the shaft core positioning end 6 is provided with a bolt positioning hole, which is connected with the shaft core 2 by a bolt, and the circumferential surface of the shaft core 2 is provided with a threaded hole coaxially arranged with the bolt positioning hole.

[0051] In order to facilitate the same position lifting adjustment in use, the adjustable lifting support 11 comprises a positioning seat 12 and a positioning plate 13 symmetrically arranged on the positioning seat 12, and the positioning plate 13 is connected to the positioning seat 12 by bolts or welding;

[0052] The positioning plate 13 is provided with spaced through holes, and the movable bearing frame 15 is fixed by bolts or pin shafts after being lifted to a specified height by the hydraulic cylinder, and the movable bearing frame 15 is provided with positioning holes on both sides, and bearings are installed in the center passage of the movable bearing frame 15 and matched with both ends of the shaft core.

[0053] The upper end of the positioning plate 13 is fixedly provided with a connecting cross beam, and the center position of the connecting cross beam is provided with a hydraulic cylinder 14;

[0054] The output end of the hydraulic cylinder 14 is connected with the movable bearing frame 15, and the movable bearing frame 15 is provided with track grooves on both sides and connected with the symmetrical slide rails in the inner side of the positioning plate 13.

[0055] The hydraulic cylinder 14 is connected with an external PLC controller, the hydraulic cylinder 14 is controlled by the PLC controller (not shown in the figure), and the movable bearing frame 15 is driven up and down by the hydraulic cylinder 14.

[0056] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to include all changes falling within the meaning and scope of the equivalent elements of the claims. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0057] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A misalignment-proof splicing polyurethane glue roller, characterized in that: The utility model provides a polyurethane roller (1) and the axle core (2) connected with the polyurethane roller (1), the polyurethane roller (1) gap fit connection is in the axle core (2) on; The both ends position of polyurethane roller (1) and axle core (2) are installed with the positioning sleeve (3) in detachable mode, and the end surface of positioning sleeve (3) is in contact with polyurethane roller (1); The both ends of axle core (2) are connected with adjustable lifting support (11), and adjustable lifting support (11) is detachably mounted on polyurethane roller work platform.

2. The misplacement-preventing splicing polyurethane glue roller according to claim 1, characterized in that: The positioning sleeve (3) includes roller positioning end (5) and axle core positioning end (6) connected with roller positioning end (5), and the roller positioning end (5) is detachably connected with the axle core positioning end (6).

3. The misplacement-preventing splicing polyurethane glue roller according to claim 2, characterized in that: The detachable connection between the roller positioning end (5) and the axle core positioning end (6) is bolted or threaded connection between the roller positioning end (5) and the axle core positioning end (6).

4. The misplacement-preventing splicing polyurethane glue roller according to claim 3, characterized in that: The roller positioning end (5) is a disc structure, a through passage is formed in the center of the roller positioning end (5), a positioning shaft (7) is detachably connected along the circumferential position of the through passage at the upper end of the roller positioning end (5), and the positioning shaft (7) is uniformly distributed on the outer circumference of the through passage.

5. The misplacement-preventing splicing polyurethane glue roller according to claim 4, characterized in that: The positioning shaft (7) is inserted into the positioning hole (4) formed in the end surface of the polyurethane roller (1). The positioning holes (4) formed in the end surface of the polyurethane roller (1) are uniformly distributed and coaxially arranged with the positioning shaft (7).

6. The misplacement-preventing splicing polyurethane glue roller according to claim 5, characterized in that: Grooves (8) are arranged on the circumferential surface of the polyurethane roller (1), and the grooves (8) are annular grooves or threaded grooves arranged at intervals.

7. The misplacement-preventing splicing polyurethane glue roller according to claim 4, characterized in that: The axle core positioning end (6) is a sleeve structure, the axle core positioning end (6) is sleeved on the both ends of the polyurethane roller (1), bolt positioning holes are formed in the axle core positioning end (6), the axle core (2) is connected through bolts, and threaded holes coaxially arranged with the bolt positioning holes are formed in the circumferential surface of the axle core (2).

8. The misplacement-preventing splicing polyurethane glue roller according to claim 7, characterized in that: The adjustable lifting support (11) includes a positioning seat (12) and a positioning plate (13) symmetrically arranged on the positioning seat (12), and the positioning plate (13) is connected to the positioning seat (12) by bolts or welding. A connecting beam is fixedly arranged at the upper end of the positioning plate (13), and a hydraulic cylinder (14) is arranged at the center of the connecting beam. The output end of the hydraulic cylinder (14) is connected with a movable bearing bracket (15), and the both sides of the movable bearing bracket (15) are provided with track grooves connected with the symmetrical slide rails on the inner side of the positioning plate (13).

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