CN214522772U

CN214522772U - Low-hardness casting type polyurethane rubber roller

Info

Publication number: CN214522772U
Application number: CN202022482582.5U
Authority: CN
Inventors: 顾建生; 顾爱民; 顾建军
Original assignee: Taixing Jinhui Rubber Products Co ltd
Current assignee: Taixing Jinhui Rubber Products Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-10-29
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a low-hardness casting type polyurethane rubber roller, which comprises a polyurethane rubber sleeve and a rubber roller groove, the rubber roller groove is arranged inside the circular outer wall of the polyurethane rubber sleeve, the rubber roller main shaft is arranged inside the polyurethane rubber sleeve, the left end and the right end of the rubber roller main shaft are both provided with a secondary transmission shaft, a novel reinforced connecting device is added at both ends of the polyurethane rubber roller, because the polyurethane rubber roller is mainly formed by sleeving and fixing the polyurethane rubber sleeve outside the main shaft of the rubber roller, the novel reinforced connecting device can reinforce the polyurethane rubber sleeve and the rubber roller main shaft which are connected together, prevent the whole polyurethane rubber roller from being easily loosened and separated from the polyurethane rubber sleeve and the rubber roller main shaft when put into use, and two of the whole polyurethane rubber rollers can work in a stable state after being reinforced by the novel reinforcing and connecting device.

Description

Low-hardness casting type polyurethane rubber roller

Technical Field

The utility model belongs to the technical field of the polyurethane rubber roll is relevant, concretely relates to low rigidity casting type polyurethane rubber roll.

Background

The polyurethane rubber roller is a part device for printing, the colloid for the polyurethane rubber roller has enough surface viscosity, can ensure that the rubber roller has good ink transfer and inking performances in the printing process, has good ink affinity, can ensure high-quality printing, has bright appearance color, fine and smooth surface, firm adhesion between a colloid material and a mandrel, strict control of the size of the rubber roller, does not have great change under different temperature and humidity conditions, can adapt to the high-temperature and high-humidity environment of a southern printing workshop and the northern severe cold and dry weather conditions, has good chemical performance, is suitable for various types of printing ink and printing methods, and has special resistance to solvent components in various types of printing ink, fountain solution and cleaning agents. The polyurethane rubber roller is also suitable for UV printing ink rubber rollers, glazing oil rubber rollers and the like, and particularly has good solvent resistance to boiling water, diesel oil, gasoline, lubricating oil, kerosene, toluene, alcohol and saline solution, but does not resist acetone, ethyl acetate, strong acid and strong alkali.

The prior low-hardness casting type polyurethane rubber roll technology has the following problems: the existing low-hardness casting polyurethane rubber roller mainly comprises a polyurethane rubber sleeve and a rubber roller main shaft, wherein the polyurethane rubber sleeve is formed and fixed outside the rubber roller main shaft, and when the polyurethane rubber roller is used for processing, the polyurethane rubber sleeve is easy to loose on the rubber roller main shaft and even falls off on the rubber roller main shaft due to the influence of friction force and other acting forces generated during processing, so that the whole polyurethane rubber roller cannot normally work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low rigidity pouring type polyurethane rubber roll to when using this polyurethane rubber roll to process the use that proposes in solving above-mentioned background art, the frictional force that receives to produce man-hour and other effort influences and cause the polyurethane gum cover to produce easily not hard up on the rubber roll main shaft, causes the polyurethane gum cover to drop on the rubber roll main shaft even, thereby causes the problem that whole polyurethane rubber roll can not normally work.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low rigidity pouring type polyurethane rubber roll, includes polyurethane gum cover and rubber roll recess, the rubber roll recess is installed inside polyurethane gum cover circular outer wall, the inside of polyurethane gum cover is provided with the rubber roll main shaft, both ends all are provided with the secondary drive axle about the rubber roll main shaft, two the other one end of secondary drive axle all is connected with the primary drive axle, two one side outer wall inside of primary drive axle all is provided with the cotter way, and two reinforcing connection device, two are all cup jointed on the most inboard outside of secondary drive axle, reinforcing connection device laminates respectively on the outer wall of both ends about polyurethane gum cover and rubber roll main shaft, the reinforcing connection device of polyurethane gum cover and rubber roll main shaft right-hand member comprises fixed orifices, reinforcing plectane, thread fixing cover, inner caulking groove and embedded fixed screw, reinforcing cup joints in the secondary drive axle outside at the main shaft right-hand member, the inside fixed orifices that is provided with the opening right side of polyurethane gum cover right-hand member outer wall, the inside of fixed orifices is embedded to have the fixed cover of screw thread, the fixed cover of screw thread and fixed orifices pass through powerful gluey fixed connection, consolidate the plectane and be close to the inside of being provided with in the half section on the right side in the outside, the inside of interior caulking groove is run through there is embedded fixed screw, the inside of the fixed cover of screw thread is passed through to embedded fixed screw's screw thread end.

Preferably, the polyurethane rubber sleeve can be completely sleeved outside the rubber roller main shaft, and the left end and the right end of the polyurethane rubber sleeve are respectively aligned with the left end and the right end of the rubber roller main shaft.

Preferably, the rubber roll main shaft, the two secondary transmission shafts and the two primary transmission shafts are manufactured by one main shaft through a lathe in a turning mode, and the outer walls of the rubber roll main shaft, the two secondary transmission shafts and the two primary transmission shafts are polished.

Preferably, the diameters of the rubber roller main shaft, the two secondary transmission shafts and the two primary transmission shafts are sequentially decreased progressively, the two secondary transmission shafts are the same in shape and size, and the two primary transmission shafts are the same in shape and size.

Preferably, the reinforcement plectane is the circular platelike structure of being made by stainless steel material, the outside at secondary drive shaft is cup jointed to reinforcement plectane can be complete, the laminating that reinforcement plectane can be complete is on one side outer wall of polyurethane gum cover and rubber roll main shaft.

Preferably, the primary transmission shaft is fixedly connected with external transmission equipment through a clamping pin groove, and the length of the clamping pin groove is half of that of the primary transmission shaft.

Compared with the prior art, the utility model provides a low rigidity casting type polyurethane rubber roll possesses following beneficial effect:

1. the utility model discloses an it has a neotype reinforcing connection device to all increase at the both ends of this polyurethane rubber roll, because this polyurethane rubber roll mainly is that the polyurethane gum cover cup joints to fix in the outside of rubber roll main shaft and the shaping, and this neotype reinforcing connection device then can play the reinforcement effect to the polyurethane gum cover and the rubber roll main shaft that link together, prevent that whole polyurethane rubber roll from producing the condition of becoming flexible and breaking away from between polyurethane gum cover and the rubber roll main shaft easily appearing in putting into use, and two of whole polyurethane rubber roll can work under the stable state of keeping always after reinforcing through this neotype reinforcing connection device;

2. the concrete application mode of the reinforced connecting device of the utility model is as follows, when the polyurethane rubber sleeve is formed and sleeved outside the rubber roller main body, two reinforced circular plates are respectively sleeved outside the secondary transmission shafts at the left and right ends of the rubber roller main shaft, and the two reinforced circular plates are respectively attached to the outer walls at the two ends of the polyurethane rubber sleeve and the rubber roller main shaft, then the embedded fixing screw is required to penetrate through the embedded groove on the reinforced circular plate, the screw end of the embedded fixing screw is inserted into the screw fixing sleeves fixed inside the two ends of the polyurethane rubber sleeve, then the embedded fixing screw is locked, thus the two reinforced circular plates can be respectively fixed on the outer walls at the two ends of the polyurethane rubber sleeve and the rubber roller main shaft, and the reinforced circular plates are fixedly connected with the polyurethane rubber sleeve through the embedded fixing screw, and are blocked outside the two ends of the rubber roller main shaft, thereby can play the effect of reinforcement connection to rubber roll main shaft and polyurethane gum cover, just so when the polyurethane gum cover produces not hard up in the rubber roll main shaft outside, two reinforcement plectanes then can form the barrier effect at polyurethane gum cover both ends this moment to play the reinforcement connection effect to the polyurethane gum cover, prevent that the polyurethane gum cover from producing the condition appearance that becomes flexible and drop when using.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic view of a three-dimensional structure of a low-hardness casting type polyurethane rubber roll with a fastening connection device provided by the utility model;

fig. 2 is a schematic view of a single three-dimensional structure of a low-hardness casting type polyurethane rubber roll provided by the utility model;

fig. 3 is a schematic view of a cross-sectional analysis structure of a low-hardness casting type polyurethane rubber roller provided by the utility model;

fig. 4 is a schematic cross-sectional view of the reinforced connecting device according to the present invention;

in the figure: 1. a primary transmission shaft; 2. a secondary transmission shaft; 3. a polyurethane rubber sleeve; 4. a rubber roller groove; 5. reinforcing the connecting device; 6. a latch slot; 7. a rubber roller main shaft; 8. a fixing hole; 9. Reinforcing the circular plate; 10. a threaded fixing sleeve; 11. an embedded groove is formed; 12. and embedding a fixing screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a low rigidity pouring type polyurethane rubber roll, including polyurethane gum cover 3 and rubber roll recess 4, rubber roll recess 4 is installed inside the circular outer wall of polyurethane gum cover 3, the inside of polyurethane gum cover 3 is provided with rubber roll main shaft 7, the outside at rubber roll main shaft 7 can be complete cup joint of polyurethane gum cover 3, both ends align respectively about polyurethane gum cover 3 and rubber roll main shaft 7, both ends all are provided with secondary drive shaft 2 about rubber roll main shaft 7, two secondary drive shaft 2's other one end all is connected with one-level transmission shaft 1, rubber roll main shaft 7 subtracts progressively in proper order with the diameter of two secondary drive shafts 2 and two one-level transmission shafts 1, two secondary drive shaft 2's shape size is the same, two one-level transmission shaft 1's shape size are the same, one-level transmission shaft 1 and secondary drive shaft 2 all can carry out the transmission with outside drive mechanism and be connected, can make whole low rigidity pouring type polyurethane rubber roll can confirm the butt joint with outside transmission equipment according to the processing demand like this In a mode, the application range of the whole low-hardness casting type polyurethane rubber roller is enlarged, the rubber roller main shaft 7, the two secondary transmission shafts 2 and the two primary transmission shafts 1 are manufactured by one main shaft through a lathe in a turning mode, the outer walls of the rubber roller main shaft 7, the two secondary transmission shafts 2 and the two primary transmission shafts 1 are polished, the turning mode is adopted to enable the whole low-hardness casting type polyurethane rubber roller to be a whole except for the polyurethane rubber sleeve 3, so that the use strength of the whole low-hardness casting type polyurethane rubber roller can be increased, the low-hardness casting type polyurethane rubber roller is prevented from being cracked and bent under the influence of external force, the inner part of the outer wall of one side of each of the two primary transmission shafts 1 is provided with a clamping pin groove 6, the innermost outer parts of the two secondary transmission shafts 2 are sleeved with reinforcing connection devices 5, and the two reinforcing connection devices 5 are respectively attached to the outer walls of the left end and the right end of the polyurethane rubber sleeve 3 and the outer wall of the main shaft 7, one-level transmission shaft 1 is through the drive device fixed connection of cotter groove 6 with the outside, the length of cotter groove 6 is half of 1 length of one-level transmission shaft, because whole low hardness pouring type polyurethane rubber roll need dock through one-level transmission shaft 1 and with outside drive device when using, and the bayonet lock mutual joint on cotter groove 6 and the drive mechanism of drive device, just so can make that the drive mechanism of user equipment can be stable drive whole low hardness pouring type polyurethane rubber roll through one-level transmission shaft 1 and process the use.

A low-hardness pouring type polyurethane rubber roller, a polyurethane rubber sleeve 3 and a reinforcing connecting device 5 at the right end of a rubber roller main shaft 7 are composed of a fixing hole 8, a reinforcing circular plate 9, a thread fixing sleeve 10, an embedded groove 11 and an embedded fixing screw 12, the reinforcing circular plate 9 is sleeved outside a secondary transmission shaft 2 at the right end of the rubber roller main shaft 7, the outer wall of the right end of the polyurethane rubber sleeve 3 is internally provided with the fixing hole 8 with a right opening, the inside of the fixing hole 8 is embedded with the thread fixing sleeve 10, the thread fixing sleeve 10 and the fixing hole 8 are fixedly connected through a strong glue, the reinforcing circular plate 9 is internally provided with the embedded groove 11 close to the right half section of the outer side, the embedded fixing screw 12 penetrates through the inside of the embedded groove 11, the thread end of the embedded fixing screw 12 is connected inside the thread fixing sleeve 10 through a thread, the reinforcing circular plate 9 is of a plate-shaped structure made of stainless steel, the reinforcing circular plate 9 can be completely sleeved outside the secondary transmission shaft 2, the reinforcing circular plates 9 can be completely attached to the outer walls of one side of the polyurethane rubber sleeve 3 and the rubber roller main shaft 7, after the polyurethane rubber sleeve 3 is formed and sleeved outside the rubber roller main body, at the moment, the two reinforcing circular plates 9 are required to be respectively sleeved outside the secondary transmission shafts 2 at the left end and the right end of the rubber roller main shaft 7, the two reinforcing circular plates 9 are required to be respectively attached to the outer walls of the two ends of the polyurethane rubber sleeve 3 and the rubber roller main shaft 7, then the embedded fixing screws 12 are required to penetrate through the embedded grooves 11 on the reinforcing circular plates 9, the threaded ends of the embedded fixing screws 12 are inserted into the threaded fixing sleeves 10 fixed inside the two ends of the polyurethane rubber sleeve 3, then the embedded fixing screws 12 are locked, so that the two reinforcing circular plates 9 can be respectively fixed to the outer walls of the two ends of the polyurethane rubber sleeve 3 and the main shaft 7, and the reinforcing circular plates 9 are fixedly connected with the polyurethane rubber sleeve 3 through the embedded fixing screws 12, and the reinforcing circular plates 9 are blocked outside the two ends of the rubber roller spindle 7, so that the reinforcing connection effect can be achieved on the rubber roller spindle 7 and the polyurethane rubber sleeve 3, even if the polyurethane rubber sleeve 3 is loosened outside the rubber roller spindle 7, the two reinforcing circular plates 9 can form the blocking effect at the two ends of the polyurethane rubber sleeve 3, and the reinforcing connection effect can be achieved on the polyurethane rubber sleeve 3.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, when assembling and using this low rigidity pouring type polyurethane rubber roll, at first the polyurethane gum cover 3 casting moulding is good in the outside of rubber roll main shaft 7, after polyurethane gum cover 3 casting moulding in the outside of rubber roll main shaft 7, need carry out the fluting on polyurethane gum cover 3 through the fluting equipment this moment, make this low rigidity pouring type polyurethane rubber roll recess 4 can normally carry out processing operation at the during operation, then need install whole assembling and moulding low rigidity pouring type polyurethane rubber roll on the user equipment, when installing, need dock the drive mechanism of one-level transmission shaft 1 and user equipment, after the butt joint is accomplished, bayonet lock on the drive mechanism of user equipment can joint inside the bayonet lock groove 6 on one-level transmission shaft 1, thereby can make the drive mechanism of user equipment can use whole low rigidity pouring type polyurethane through one-level transmission shaft 1 transmission, and then, the low-hardness casting type polyurethane rubber roll can be normally used for processing materials by using equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low rigidity pouring type polyurethane rubber roll, includes polyurethane gum cover (3) and rubber roll recess (4), its characterized in that: install inside polyurethane gum cover (3) circular outer wall rubber roll recess (4), the inside of polyurethane gum cover (3) is provided with rubber roll main shaft (7), both ends all are provided with secondary drive axle (2), two about rubber roll main shaft (7) the other one end of secondary drive axle (2) all is connected with one-level transmission shaft (1), two inside cotter way (6) that all is provided with of one-level transmission shaft (1) one side outer wall, two secondary drive axle (2) are all cup jointed reinforcing connecting device (5) in the most inboard outside, two reinforcing connecting device (5) laminate respectively on both ends outer wall about polyurethane gum cover (3) and rubber roll main shaft (7), reinforcing connecting device (5) of polyurethane gum cover (3) and rubber roll main shaft (7) right-hand member are by fixed orifices (8), reinforcing plectane (9), The fixed cover of screw thread (10), embedded groove (11) and embedded fixed screw (12) are constituteed, consolidate plectane (9) and cup joint in second grade transmission shaft (2) outside of rubber roll main shaft (7) right-hand member, polyurethane gum cover (3) right-hand member outer wall inside is provided with fixed orifices (8) that the opening is right, the inside of fixed orifices (8) is embedded to have the fixed cover of screw thread (10), the fixed cover of screw thread (10) and fixed orifices (8) are glued through the brute force and are fixed the connection, consolidate plectane (9) and be close to outside half section inside and be provided with embedded groove (11), the inside of embedded groove (11) is run through and is had embedded fixed screw (12), the screw thread end of embedded fixed screw (12) passes through the inside of the fixed cover of screw thread (10).

2. The low-hardness casting polyurethane rubber roll according to claim 1, characterized in that: the polyurethane rubber sleeve (3) can be completely sleeved outside the rubber roller main shaft (7), and the left end and the right end of the polyurethane rubber sleeve (3) and the left end and the right end of the rubber roller main shaft (7) are respectively aligned.

3. The low-hardness casting polyurethane rubber roll according to claim 1, characterized in that: the rubber covered roller main shaft (7), the two secondary transmission shafts (2) and the two primary transmission shafts (1) are made of a main shaft in a turning mode through a lathe, and the outer walls of the rubber covered roller main shaft (7), the two secondary transmission shafts (2) and the two primary transmission shafts (1) are polished.

4. The low-hardness casting polyurethane rubber roll according to claim 1, characterized in that: the rubber roll main shaft (7) and the diameters of the two secondary transmission shafts (2) and the two primary transmission shafts (1) are sequentially decreased progressively, the two secondary transmission shafts (2) are the same in shape and size, and the two primary transmission shafts (1) are the same in shape and size.

5. The low-hardness casting polyurethane rubber roll according to claim 1, characterized in that: consolidate plectane (9) is the circular platelike structure who is made by stainless steel material, consolidate plectane (9) can be complete cup joint in the outside of secondary drive axle (2), consolidate plectane (9) can be complete the laminating on one side outer wall of polyurethane gum cover (3) and rubber roll main shaft (7).

6. The low-hardness casting polyurethane rubber roll according to claim 1, characterized in that: the primary transmission shaft (1) is fixedly connected with external transmission equipment through a clamping pin groove (6), and the length of the clamping pin groove (6) is half of that of the primary transmission shaft (1).