Device for sleeving rubber sleeve on roller

Abstract

The utility model relates to the technical field of roller production equipment, in particular to a roller rubber sleeve sleeving device which comprises a rack, a fixing mechanism arranged on the rack and used for fixing one end of a rubber sleeve, a tensioning mechanism used for expanding the other end of the rubber sleeve outwards, an air blowing mechanism used for blowing air to the rubber sleeve and a pushing mechanism used for pushing a roller into the rubber sleeve. The tensioning mechanism comprises a base, a through hole, tensioning assemblies and auxiliary fixing assemblies, wherein the through hole penetrates through the center of the base and is used for the roller to pass through and enter the rubber sleeve, the tensioning assemblies are distributed along the through hole in an array mode, and the auxiliary fixing assemblies are matched with the tensioning assemblies and used for fixing the end of the rubber sleeve. The rubber sleeve fixing device has the advantages that after the end of the rubber sleeve is expanded through the tensioning assembly, the rubber sleeve is fixed through the auxiliary fixing assembly, the rubber sleeve is prevented from being separated from the tensioning assembly due to friction force between the roller and the rubber sleeve in the process that the roller enters the rubber sleeve, and the rubber sleeve sleeving success rate is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of roller production equipment, in particular to a roller rubber sleeve device. Background Art

[0002] When putting rubber sleeves on rollers, the rollers need to be placed on the placement platform of the roller rubber sleeve machine, and then the rollers are pushed by the rubber sleeve machine to be rubber sleeved. Existing roller rubber sleeve devices, such as a tensioning device suitable for rubber sleeve machines disclosed in patent number CN 105216296 B. The present invention is achieved through the following technical scheme: a tensioning device suitable for rubber sleeve machines, comprising a base, and also comprising a through hole that penetrates the base and allows the object to be rubber sleeved to pass through, a stretching device provided at the through hole and used to stretch the rubber sleeve, and a driving device connected to the base to drive the stretching device to operate. The purpose of the present invention is to provide a tensioning device suitable for rubber sleeve machines, which has a simple structure and is easy to implement. It can stretch and tighten the rubber sleeve during the rubber sleeve process to improve the smoothness of rubber sleeve.

[0003] When the device is actually used, the rubber sleeve is easily fallen off from the spreading device due to the friction between the roller and the rubber sleeve during the process of the roller entering the rubber sleeve, thus affecting the stability of the rubber sleeve. Utility Model Content

[0004] The purpose of the utility model is to solve the above technical problem and to provide a roller rubber sleeve device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A roller rubber sleeve device is designed, including a frame, a fixing mechanism arranged on the frame for fixing one end of the rubber sleeve, a tensioning mechanism for expanding the other end of the rubber sleeve, a blowing mechanism for blowing air into the rubber sleeve, and a pushing mechanism for pushing the roller into the rubber sleeve, the tensioning mechanism includes a base, a through hole penetrating the center of the base for the roller to pass through and enter the rubber sleeve, a tensioning component distributed along the through hole array, and an auxiliary fixing component cooperated with the tensioning component to fix the end of the rubber sleeve, wherein the auxiliary fixing component includes a bracket, a blocking part slidably matched with the bracket, and a limiting part for fixing the blocking part on the bracket.

[0007] Furthermore, the blocking portion includes an arc-shaped plate slidably matched with the bracket and a push-pull plate connected to the arc-shaped plate.

[0008] Furthermore, the limiting portion includes a mounting plate arranged on the push-pull plate, a first hanging plate and a second hanging plate distributed above and below the mounting plate, a center rod and an insertion rod passing through the first hanging plate and the second hanging plate, a baffle arranged at the bottom end of the center rod, a spring connecting the baffle plate and the second hanging plate, a pull rod connecting the center rod and the insertion rod, and a plurality of slots arranged on the bracket for inserting the insertion rod.

[0009] Furthermore, the number of the insertion rods is two, and they are symmetrically distributed on both sides of the central rod.

[0010] Furthermore, a groove is provided on a side of the arc-shaped plate facing the center of the through hole.

[0011] Furthermore, the tensioning assembly includes a supporting plate arranged on one side of the arc-shaped plate, and a cylinder for driving the supporting plate to move closer to or away from the arc-shaped plate.

[0012] Furthermore, a protrusion is provided on a side of the supporting plate facing the arc-shaped plate.

[0013] The utility model proposes a roller rubber sleeve device, which has the following beneficial effects: after the end of the rubber sleeve is stretched open by the tensioning component, the rubber sleeve is fixed by the auxiliary fixing component, so as to avoid the separation of the rubber sleeve and the tensioning component due to the friction between the roller and the rubber sleeve during the roller entering the rubber sleeve, thereby improving the success rate of rubber sleeve covering; at the same time, the blocking part is fixed at different positions on the bracket by the limiting part, so that the tensioning action of rubber sleeves of different sizes can be realized, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional diagram of the tensioning assembly;

[0016] Figure 3 It is a side view of the tensioning assembly;

[0017] Figure 4 for Figure 2 The enlarged schematic diagram at A in the middle; DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-4An embodiment of the novel use is disclosed, which discloses a roller rubber sleeve device, including a frame 1, a fixing mechanism 2 arranged on the frame 1 for fixing one end of the rubber sleeve and a tensioning mechanism for expanding the other end of the rubber sleeve, a blowing mechanism 3 for blowing air into the rubber sleeve, and a pushing mechanism 4 for pushing the roller into the rubber sleeve. The fixing mechanism 2, the blowing mechanism 3 and the pushing mechanism 4 in this embodiment are all prior arts and are not described herein. The tensioning mechanism includes a base 5, a through hole 6 passing through the center of the base 5 for the roller to pass through and enter the rubber sleeve, a tensioning assembly 7 distributed in an array along the through hole 6, and an auxiliary fixing assembly 8 for fixing the end of the rubber sleeve in cooperation with the tensioning assembly 7, wherein the auxiliary fixing assembly 8 includes a bracket 801, a blocking portion 802 slidably matched with the bracket 801, and a limiting portion 803 for fixing the blocking portion 802 on the bracket 801.

[0020] After the end of the rubber sleeve is stretched open by the tensioning component 7, the utility model uses the auxiliary fixing component 8 to fix the rubber sleeve, so as to avoid the separation of the rubber sleeve and the tensioning component 7 due to the friction between the roller and the rubber sleeve during the process of the roller entering the rubber sleeve, thereby improving the success rate of the rubber sleeve. At the same time, the blocking part 802 is fixed at different positions on the bracket 801 by the limiting part 803, so that the tensioning action of rubber sleeves of different sizes can be realized, thereby improving the applicability of the device.

[0021] In an optional embodiment of the utility model, the blocking portion 802 includes an arc plate 8021 that slides with the bracket 801 and a push-pull plate 8022 connected to the arc plate 8021. Preferably, the bracket 801 in this embodiment has a U-shaped cross-section, and a guide groove 8024 is provided at the bottom center of the arc plate 8021. The position of the arc plate 8021 on the bracket 801 is adjusted by slidingly cooperating with the guide groove 8024 and the bracket 801.

[0022] In an optional embodiment of the present invention, the limiting portion 803 includes a mounting plate 8031 ​​disposed on the push-pull plate 8022, a first hanging plate 8032 and a second hanging plate 8033 distributed on the mounting plate 8031, a center rod 8034 and an insertion rod 8035 that penetrate the first hanging plate 8032 and the second hanging plate 8033, a baffle 8036 disposed at the bottom end of the center rod 8034, and a spring connecting the baffle 8036 and the second hanging plate 8033. 8037, a pull rod 8038 connecting the center rod 8034 and the insertion rod 8035, and a plurality of slots 8039 provided on the bracket 801 for inserting the insertion rod 8035. The insertion rod 8035 can be detached by pulling the pull rod 8038, and the arc plate 8021 can be moved to a desired position. At this time, the pull rod 8038 is released, and the insertion rod 8035 is inserted into the slot 8039 by utilizing the elastic action of the spring 8037, so as to limit the arc plate 8021.

[0023] In an optional implementation of the present invention, in order to improve the stability of the arc plate 8021 on the bracket 801 , the number of the insertion rods 8035 is two and they are symmetrically distributed on both sides of the central rod 8034 .

[0024] In an optional implementation manner of the present invention, a groove 8023 is provided on a side of the arc-shaped plate 8021 facing the center of the through hole 6 .

[0025] In an optional embodiment of the utility model, the tensioning assembly 7 includes a supporting plate 701 arranged on one side of the arc plate 8021 and a cylinder 702 for driving the supporting plate 701 to move closer to or away from the arc plate 8021. Preferably, the supporting plates 701 in this embodiment are arc-shaped and there are three of them. The end of the rubber sleeve is put on the supporting plate 701, and the supporting plate 701 is driven by the cylinder 702 to move toward the arc plate 8021 to achieve outward expansion of the end of the rubber sleeve. At the same time, the supporting plate 701 pushes the rubber sleeve to contact the arc plate 8021, thereby further fixing the end of the rubber sleeve and improving stability.

[0026] In an optional implementation of the utility model, a protrusion 703 is provided on the side of the supporting plate 701 facing the arc plate 8021. Preferably, the protrusion 703 in this embodiment can enter the groove 8023. Such a configuration can improve the fixing effect on the end of the rubber sleeve and further prevent the rubber sleeve from falling off the supporting plate 701.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A roller rubber sleeve device, comprising a frame (1), a fixing mechanism (2) arranged on the frame (1) for fixing one end of the rubber sleeve, a tensioning mechanism for expanding the other end of the rubber sleeve, a blowing mechanism (3) for blowing air into the rubber sleeve, and a pushing mechanism (4) for pushing the roller into the rubber sleeve, characterized in that: The tensioning mechanism comprises a base (5), a through hole (6) passing through the center of the base (5) for the roller to pass through and enter the rubber sleeve, a tensioning component (7) distributed along the through hole (6) in an array, and an auxiliary fixing component (8) used to fix the end of the rubber sleeve in cooperation with the tensioning component (7), wherein the auxiliary fixing component (8) comprises a bracket (801), a blocking portion (802) slidably matched with the bracket (801), and a limiting portion (803) used to fix the blocking portion (802) on the bracket (801).

2. The roller rubber sleeve device according to claim 1, characterized in that: The blocking portion (802) comprises an arc-shaped plate (8021) that is slidably matched with the bracket (801) and a push-pull plate (8022) that is connected to the arc-shaped plate (8021).

3. The roller rubber sleeve device according to claim 2, characterized in that: The limiting portion (803) includes a mounting plate (8031) arranged on the push-pull plate (8022), a first hanging plate (8032) and a second hanging plate (8033) distributed above and below the mounting plate (8031), a center rod (8034) and an insertion rod (8035) penetrating the first hanging plate (8032) and the second hanging plate (8033), a baffle (8036) arranged at the bottom end of the center rod (8034), a spring (8037) connecting the baffle (8036) and the second hanging plate (8033), a pull rod (8038) connecting the center rod (8034) and the insertion rod (8035), and a plurality of slots (8039) arranged on the bracket (801) for inserting the insertion rod (8035).

4. The roller rubber sleeve device according to claim 3, characterized in that: The number of the insertion rods (8035) is two, and they are symmetrically distributed on both sides of the central rod (8034).

5. The roller rubber sleeve device according to claim 2, characterized in that: The arc-shaped plate (8021) is provided with a groove (8023) on one side facing the center of the through hole (6).

6. The roller rubber sleeve device according to claim 5, characterized in that: The tensioning assembly (7) comprises a supporting plate (701) arranged on one side of the arc-shaped plate (8021) and a cylinder (702) used for driving the supporting plate (701) to move closer to or away from the arc-shaped plate (8021).

7. The roller rubber sleeve device according to claim 6, characterized in that: A protrusion (703) is provided on the side of the supporting plate (701) facing the arc-shaped plate (8021).

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