Dismounting structure of middle groove type steel roller

Abstract

The utility model belongs to the technical field of convenient disassembly of steel rollers, and particularly relates to a disassembly structure of a centrally-mounted groove type steel roller, which comprises an assembly convenient to disassemble, an auxiliary disassembly assembly is mounted at the end part of the assembly convenient to disassemble, and an operation prompt assembly is mounted on the side of the assembly convenient to disassemble; the convenient-to-disassemble assembly comprises a first supporting shell, a metal rod is fixedly connected to the interior of the first supporting shell, a first spring is arranged outside the metal rod, a handle is fixedly connected to the top of the first spring, a fixing rod is fixedly connected to the end of the handle, and the metal rod and the first spring are arranged in a vertical central axis coincident mode. The first spring, the handle and the fixing rod are integrally arranged, and the fixing rod and the first supporting shell form an elastic structure through the handle and the first spring. The steel roller can be mounted and dismounted more quickly, the influence of the spring does not need to be considered, and compared with an internal thread type fixing mode, the steel roller can be fixed more quickly.

Description

Technical Field

[0001] The utility model relates to the technical field of easy disassembly of steel rollers, in particular to a disassembly structure of a centrally grooved steel roller. Background Art

[0002] Roller is also called roller, which is translated into English as roll or roller. It is a cylindrical part, divided into driving roller and driven roller. It is widely used in various transmission and conveying systems such as rotary screen printing machine, digital printer, mining conveying equipment, papermaking and packaging machinery. It is usually made of seamless steel pipe. It can also be made of aluminum alloy 6061T5, 304L / 316L stainless steel, 2205 duplex stainless steel, cast steel, solid forged alloy steel core according to different process requirements. According to the function, there are rollers on digital laser printers that need to ensure transmission accuracy, calender rollers on papermaking machinery that play a filter pressing role, supporting rollers that do not require high dimensional accuracy, rollers with heat exchange requirements, and rollers with heavy filter pressing functions.

[0003] The existing methods of fixing steel rollers are mainly divided into two methods: spring press-in type and internal thread type. The spring press-in type has the characteristic of fast installation during use, but in actual use, workers need to use external tools to press the spring in well, and the actual deformation elasticity of the spring must be considered during design, otherwise it will cause irreversible damage to the elasticity after exceeding the elastic range, and the internal thread type is time-consuming to install and cannot be quickly installed and the steel roller cannot be replaced.

[0004] Therefore, in view of the above problems, a disassembly structure of a center-grooved steel roller is proposed. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the present invention solves the problem that the existing fixing methods of the steel roller are mainly divided into two methods, namely, spring press-in type and internal thread type. The spring press-in type has the characteristic of fast installation during use, but in actual use, workers need to use external tools to press the spring in well, and the actual deformation elasticity of the spring needs to be considered during design, otherwise, it will cause irreversible damage to the elasticity after exceeding the elastic range, and the internal thread type is time-consuming to install and cannot be installed quickly and the steel roller cannot be replaced.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the disassembly structure of a centrally grooved steel roller described in the utility model includes an easy-to-disassemble component, an auxiliary disassembly component is installed at the end of the easy-to-disassemble component, and an operation prompt component is installed on the side of the easy-to-disassemble component; the easy-to-disassemble component includes a first supporting shell, a metal rod is fixedly connected to the interior of the first supporting shell, and a first spring is arranged on the outside of the metal rod, a handle is fixedly connected to the top of the first spring, and a fixed rod is fixedly connected to the end of the handle.

[0007] Preferably, the metal rod and the first spring are arranged with their vertical central axes overlapping, and the first spring, the handle and the fixing rod are all arranged in an integrated manner, and the fixing rod forms an elastic structure through the handle, the first spring and the first support shell.

[0008] Preferably, the auxiliary disassembly assembly includes a second supporting shell, a second spring is fixedly connected to the interior of the second supporting shell, a telescopic rod is fixedly connected to the top of the second spring, a hinge is fixedly connected to one side of the telescopic rod, and a shift block is fixedly connected to the other side of the hinge.

[0009] Preferably, the telescopic rod and the second supporting shell are arranged with their vertical midlines coinciding, and the second supporting shell and the second spring are arranged as an integrated whole, and the telescopic rod forms an elastic structure with the second supporting shell through the second spring, and the shift block forms a rotating structure with the telescopic rod through a hinge.

[0010] Preferably, the operation prompt assembly includes a steel roller body, the interior of the steel roller body is rotatably connected to a support shaft, and the outer wall of the steel roller body is fixedly connected to an operation prompt plate.

[0011] Preferably, the steel roller body and the support shaft form a rotating structure, and the end of the support shaft is configured to be funnel-shaped, the operation prompt plate and the steel roller body are integrated, and the material of the steel roller body is configured to be tungsten carbide.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model is provided with an easy-to-disassemble component. A fixing rod that can be controlled by a handle and inserted into the interior of the support shaft for fixing is provided at the end of the telescopic rod. The steel roller can be installed and disassembled more quickly without considering the influence of the spring itself. Compared with the internal thread fixing method, the fixing can be performed more quickly.

[0014] 2. The utility model is provided with an auxiliary disassembly component and a spring to control the in and out of the telescopic rod, so that the disassembly component can be slid out of the steel roller more quickly when the steel roller is fixed, and the steel roller can be disassembled and replaced more quickly;

[0015] 3. The utility model is provided with an operation prompt component, and the end of the support shaft is provided with a bevel notch to reduce friction and resistance, making it more convenient for the support rod to be quickly moved and disassembled, and is provided with clear indication marks or color codes to indicate the correct operation method of the disassembly and locking mechanism, thereby reducing the possibility of operation errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model as a whole;

[0018] Figure 2 This is a schematic diagram of the opening structure of the utility model for facilitating the disassembly of components;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the auxiliary disassembly component of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the operation prompt component of the utility model.

[0021] In the figure: 1. easy disassembly component; 2. auxiliary disassembly component; 3. operation prompt component; 101. first support shell; 102. metal rod; 103. fixing rod; 104. handle; 105. first spring; 201. second support shell; 202. second spring; 203. telescopic rod; 204. hinge; 205. shift block; 301. steel roller body; 302. support shaft; 303. operation prompt board. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] See also Figures 1 to 4The disassembly structure of a centrally grooved steel roller is characterized in that it includes an easy-to-disassemble component 1, an auxiliary disassembly component 2 is installed at the end of the easy-to-disassemble component 1, and an operation prompt component 3 is installed on the side of the easy-to-disassemble component 1; the easy-to-disassemble component 1 includes a first support shell 101, a metal rod 102 is fixedly connected to the inside of the first support shell 101, and a first spring 105 is arranged on the outside of the metal rod 102, a handle 104 is fixedly connected to the top of the first spring 105, and a fixed rod 103 is fixedly connected to the end of the handle 104; the metal rod 102 and the first spring 105 are arranged so that the vertical central axis coincides, and the first spring 105, the handle 104, and the fixed rod 103 are all integrated, and the fixed rod 103 forms an elastic structure with the first support shell 101 through the handle 104 and the first spring 105.

[0025] See also Figure 3 The disassembly structure of a center-grooved steel roller is shown, wherein a second spring 202 is fixedly connected to the inside of a second support shell 201, and a telescopic rod 203 is fixedly connected to the top of the second spring 202, a hinge 204 is fixedly connected to one side of the telescopic rod 203, and a shift block 205 is fixedly connected to the other side of the hinge 204; the telescopic rod 203 and the second support shell 201 are arranged so that their vertical midlines coincide, and the second support shell 201 and the second spring 202 are arranged as an integrated whole, and the telescopic rod 203 forms an elastic structure with the second support shell 201 through the second spring 202, and the shift block 205 forms a rotating structure with the telescopic rod 203 through the hinge 204.

[0026] See also Figure 4 The disassembly structure of a center-groove steel roller is shown, in which the interior of the steel roller body 301 is rotatably connected to a support shaft 302, and the outer wall of the steel roller body 301 is fixedly connected to an operation prompt plate 303; the steel roller body 301 and the support shaft 302 constitute a rotating structure, and the end of the support shaft 302 is set in a funnel shape, the operation prompt plate 303 and the steel roller body 301 are integrated, and the material of the steel roller body 301 is set to tungsten carbide material.

[0027] Working principle: First, install the center-grooved steel roller. Fix the other end of the steel roller body 301 in the hole of the external support frame through the support shaft 302. Then, remove the shift block 205 from the placement hole on the second support shell 201 through the hinge 204. Push the telescopic rod 203 backward through the shift block 205. Then, align the support shaft 302 in the steel roller body 301 with the telescopic rod 203. At the same time, push the fixed rod 103 inward through the handle 104, so that the fixed rod 103 squeezes the first spring 105 and shrinks it into the first support shell 101. Then, release the shift block 205. Under the elastic action of the second spring 202, the telescopic rod 203 drives the easy-to-disassemble component 1 Enter the groove opened in the support shaft 302. The front end of the groove opened in the support shaft 302 is funnel-shaped, which is more convenient for the telescopic rod 203 and the easy-to-disassemble component 1 to enter. After the telescopic rod 203 and the easy-to-disassemble component 1 are inserted into the support shaft 302, the handle 104 is released. Under the action of the second spring 202 inside the first support shell 101, the fixed rod 103 extends out and engages with the hole inside the support shaft 302 to complete the installation of the steel roller body 301. In addition, an operation prompt plate 303 is pasted on the surface of the steel roller body 301 for reference, which is more convenient for the installer to quickly install. When disassembling, the installation steps can be reversed to perform quick disassembly.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A disassembly structure of a center-grooved steel roller, characterized in that: It comprises an easy-to-disassemble component (1), an auxiliary disassembly component (2) is installed at the end of the easy-to-disassemble component (1), and an operation prompt component (3) is installed on the side of the easy-to-disassemble component (1); The easy-to-disassemble component (1) comprises a first supporting shell (101), the interior of the first supporting shell (101) is fixedly connected to a metal rod (102), and the exterior of the metal rod (102) is provided with a first spring (105), the top of the first spring (105) is fixedly connected to a handle (104), and the end of the handle (104) is fixedly connected to a fixing rod (103).

2. The disassembly structure of a center groove steel roller according to claim 1, characterized in that: The metal rod (102) and the first spring (105) are arranged with their vertical central axes overlapping, and the first spring (105), the handle (104) and the fixing rod (103) are all arranged in an integrated manner, and the fixing rod (103) forms an elastic structure through the handle (104), the first spring (105) and the first supporting shell (101).

3. The disassembly structure of a center groove steel roller according to claim 1, characterized in that: The auxiliary disassembly assembly (2) comprises a second supporting shell (201), the interior of the second supporting shell (201) is fixedly connected to a second spring (202), the top of the second spring (202) is fixedly connected to a telescopic rod (203), one side of the telescopic rod (203) is fixedly connected to a hinge (204), and the other side of the hinge (204) is fixedly connected to a shifting block (205).

4. The disassembly structure of a center groove steel roller according to claim 3, characterized in that: The telescopic rod (203) and the second supporting shell (201) are arranged with their vertical midlines overlapping, and the second supporting shell (201) and the second spring (202) are arranged in an integrated manner, and the telescopic rod (203) forms an elastic structure with the second supporting shell (201) through the second spring (202), and the shifting block (205) forms a rotating structure with the telescopic rod (203) through the hinge (204).

5. The disassembly structure of a center groove steel roller according to claim 1, characterized in that: The operation prompting assembly (3) comprises a steel roller body (301), the interior of the steel roller body (301) is rotatably connected to a support shaft (302), and the outer wall of the steel roller body (301) is fixedly connected to an operation prompting plate (303).

6. The disassembly structure of a center groove steel roller according to claim 5, characterized in that: The steel roller body (301) and the support shaft (302) form a rotating structure, and the end of the support shaft (302) is set to be funnel-shaped. The operation prompt plate (303) and the steel roller body (301) are integrated, and the material of the steel roller body (301) is set to be tungsten carbide.

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