CN218725324U

CN218725324U - Roller rotation flexibility detection system

Info

Publication number: CN218725324U
Application number: CN202222870692.8U
Authority: CN
Inventors: 杨牧; 王强
Original assignee: Techmach Corp
Current assignee: Techmach Corp
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-24
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a roller rotates flexibility detecting system, the base upper end sets up the main shaft, and the main shaft is peripheral to rotate through the bearing that awaits measuring and cup joints the roller, and roller one side sets up drive assembly, and the drive assembly lower extreme installation jar that opens and shuts, and the jar that opens and shuts is the peripheral mechanism that opens and shuts of drive assembly to roller periphery. Roller rotate flexibility detecting system, this detecting system adopts non-contact measurement mode, detect the marker through photoelectric sensor and survey the roller and break away from under the regulation rotational speed to roller stall used time when transmission assembly, the roller does not have other parts to interfere after breaking away from transmission assembly, when judging roller assembly precision, can pass through the record, whether the analytical computation roller reaches the regulation rotational speed and breaks away from the time that transmission assembly used to roller stall when reaching the regulation rotational speed (lasting 3-5 cycles), time comparison with the standard regulation, assess roller assembly precision whether qualified, it is more accurate to detect data.

Description

Roller rotation flexibility detection system

Technical Field

The utility model belongs to bearing roller detection area especially relates to a roller rotates flexibility detecting system.

Background

The bearing rotation speed is one of the most important factors influencing the bearing temperature rise. The maximum allowable rotating speed, namely the limit rotating speed, of the bearing is reduced along with the increasing of the diameter series and the width series of the bearing, when the manufacturing precision of the bearing is detected and measured in production, the bearing is required to be installed on the roller, then the roller is passively rotated, when the roller reaches the preset rotating speed and loses power, the natural rotation stopping time of the roller is measured and used for judging the rotation precision of the bearing, the existing measuring method is contact measurement, namely the contact between a rolling body and a carrier roller, the influence of friction resistance caused by the contact is eliminated through comparison with a standard part, the friction resistance can cause uncertainty due to the problem of dimensional tolerance, and the detection result is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a roller rotates flexibility detecting system to solve prior art's contact measurement, there is the looks mutual friction because of roller and action wheel, cause the unsafe problem of detection structure.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a roller rotates flexibility detecting system, includes base, roller, drive assembly, opens and shuts jar and controller, and the base upper end sets up the main shaft, and the roller is cup jointed in the main shaft periphery through the bearing rotation that awaits measuring, and roller one side sets up drive assembly, and the installation of drive assembly lower extreme jar that opens and shuts, and the jar that opens and shuts is the peripheral mechanism that opens and shuts of drive assembly to roller, and drive assembly is roller pivoted power, and drive assembly signal connection to controller.

Furthermore, the periphery of the roller is provided with a marker, one side of the base is provided with a photoelectric sensor, and the photoelectric sensor is used for detecting the existence of the marker and transmitting a signal to the controller.

Furthermore, the transmission assembly comprises a support, and a driving wheel and a power motor which are arranged on the support, wherein the power motor is fixedly installed on the support, a transmission shaft of the power motor is fixedly connected to one end of the driving wheel, and the periphery of the driving wheel is in contact connection with the periphery of the roller.

Furthermore, the lower end of the support is provided with a sliding block, the upper end of the base is provided with a sliding rail, the lower end of the sliding block is connected to the periphery of the sliding rail in a sliding mode, the periphery of the power cylinder is fixedly connected to the base, and one end of the power cylinder is hinged to one side of the support.

Furthermore, the two ends of the main shaft are fixedly connected to the base through a support plate assembly respectively, the support plate assembly comprises a first plate body and a second plate body, the lower end of the first plate body is fixedly connected to the upper end of the base, the two sides of the first plate body are fixedly connected to the second plate body through a connecting plate respectively, a threaded hole is formed in the middle of the second plate body, the periphery of the screw rod is connected into the threaded hole in a threaded mode, a hand wheel is arranged at the upper end of the screw rod, a pressing plate is sleeved on the lower end of the screw rod in a rotating mode, and the periphery of the main shaft is located at the lower end of the pressing plate and at the upper end of the first plate body.

Furthermore, a notch is formed in the upper end of the first plate body, and the periphery of the main shaft is located in the notch.

Further, the notch is of a V-shaped structure or an arc-shaped structure.

Further, the roller rotates flexibility detecting system, still includes lead screw assembly, and lead screw assembly includes lead screw, slip table and driving motor, and the periphery of lead screw is rotated and is cup jointed to the base upper end, and the one end fixed connection of lead screw is to driving motor's transmission shaft, slip table of every first plate body lower extreme fixed mounting, and the middle part threaded connection of every slip table is peripheral to the lead screw, and the both sides sliding connection of every slip table is to the base upper end.

Compared with the prior art, roller rotate flexibility detecting system have following beneficial effect: the detection system adopts a non-contact measurement method, the time from the moment when the roller is separated from a transmission assembly at a specified rotating speed to the moment when the roller stops rotating is measured by detecting a marker through a photoelectric sensor, the roller rotates without interference of other parts after being separated from the transmission assembly, and when the assembly precision of the roller is judged, whether the roller reaches the specified rotating speed or not and the time from the moment when the roller is separated from the transmission assembly after reaching the specified rotating speed (lasting for 3-5 cycles) to the moment when the roller stops rotating can be calculated through recording and analysis, and compared with the time specified by a standard, whether the assembly precision of the roller is qualified or not is judged, and the detection data is more accurate.

Drawings

The accompanying drawings, which form a part hereof, 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 serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic structural view of a roller rotation flexibility detection system according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a plate assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a transmission assembly according to an embodiment of the present invention.

Description of the reference numerals:

1-a base; 2-a roller; 3-a transmission assembly; 31-a scaffold; 32-driving wheel; 33-a power motor; 34-a slide block; 35-a slide rail; 4-a controller; 5, opening and closing the cylinder; 6-a support plate component; 61-a first plate body; 62-a second plate body; 63-connecting the plates; 64-screw; 65-pressing plate; 7-a lead screw assembly; 71-a drive motor; 72-slip table.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-3, the roller rotation flexibility detection system includes a base 1, a roller, a transmission assembly, an opening and closing cylinder and a controller 4, a spindle is disposed at the upper end of the base 1, the periphery of the spindle is rotatably sleeved with the roller through a bearing to be detected, the transmission assembly is disposed at one side of the roller, the opening and closing cylinder is mounted at the lower end of the transmission assembly, and the opening and closing cylinder is a push rod motor, a hydraulic push rod and a push rod cylinder in the prior art, as shown in fig. 3, the opening and closing cylinder is an opening and closing mechanism with the periphery of the transmission assembly contacting the periphery of the roller, and the transmission assembly is a power source for the rotation of the roller, the roller passively rotates by contacting the periphery of the transmission assembly, the transmission assembly is in signal connection with the controller 4, the control mode of the embodiment is controlled by the controller 4, a control circuit of the controller 4 can be realized by simple programming of technicians in the field, the power supply also belongs to common knowledge in the field, and the paper is mainly used for protecting mechanical devices, and the control mode and the circuit connection are not explained in detail herein.

The periphery of the roller is provided with a marker, one side of the base 1 is provided with a photoelectric sensor, the photoelectric sensor is used for detecting the existence of the marker and transmitting a signal to the controller 4, the detection system adopts a non-contact measurement method, the marker is detected by the photoelectric sensor to measure the time from the moment when the roller is separated from a transmission assembly at a specified rotating speed to the moment when the roller stops rotating, the roller rotates without interference of other components after being separated from the transmission assembly, and when the roller assembly precision is judged, whether the roller reaches the specified rotating speed or not and the time from the moment when the roller is separated from the transmission assembly after reaching the specified rotating speed (lasting 3-5 cycles) are calculated by recording and analyzing, and compared with the time specified by a standard, the roller assembly precision is judged to be qualified or not, and the detection data is more accurate.

As shown in fig. 3, the transmission assembly includes a support 31, and a driving wheel 32 and a power motor 33 provided thereon, the power motor 33 is fixedly mounted on the support 31, and a transmission shaft of the power motor 33 is fixedly connected to one end of the driving wheel 32, the periphery of the driving wheel 32 is connected to the periphery of the roller in a contact manner, a sliding block 34 is mounted at the lower end of the support 31, a sliding rail 35 is provided at the upper end of the base 1, the lower end of the sliding block 34 is connected to the periphery of the sliding rail 35 in a sliding manner, and the periphery of the power cylinder is fixedly connected to the base 1, and one end of the power cylinder is hinged to one side of the support 31.

The both ends of main shaft are respectively through an extension board subassembly 6 fixed connection to base 1, extension board subassembly 6 includes first plate body 61 and second plate body 62, the lower extreme fixed connection of first plate body 61 is to base 1 upper end, the both sides of first plate body 61 are respectively through a even board 63 fixed connection to second plate body 62, second plate body 62 middle part is equipped with the screw hole, screw 64 peripheral threaded connection is downthehole to the screw, screw 64 upper end sets up the hand wheel, screw 64 lower extreme rotates and cup joints clamp plate 65, the periphery of main shaft is located clamp plate 65 lower extreme, first plate body 61 upper end is equipped with the notch, the main shaft periphery is located the notch, and as shown in fig. 2, the notch is V font structure or arc structure, the notch is used for the external diameter of self-adaptation main shaft, in order to improve equipment's suitability.

Simultaneously the roller rotates flexibility detecting system and still includes lead screw assembly 7, lead screw assembly 7 is used for driving the roller along axial displacement, so that the contact surface of adjustment action wheel 32 and roller, lead screw assembly 7 includes the lead screw, slip table 72 and driving motor 71, the peripheral of lead screw is rotated and is cup jointed to base 1 upper end, the one end fixed connection of lead screw is to driving motor 71's transmission shaft, slip table 72 of every first plate body 61 lower extreme fixed mounting, the middle part threaded connection of every slip table 72 is peripheral to the lead screw, the both sides sliding connection of every slip table 72 is to base 1 upper end.

The working process of the roller rotation flexibility detection system is as follows:

the method comprises the steps that a worker firstly sleeves a roller to be tested on the periphery of a main shaft (if the bearing is measured, the bearing needs to be embedded into the roller, then the inner ring of the bearing is rotatably sleeved on the periphery of the main shaft), reflective paper is pasted on the roller surface of the roller, when the roller rotates, a photoelectric sensor senses reflective paste signals and transmits the reflective paste signals to a controller 4, then the peripheries of two ends of the main shaft are respectively fixed into a groove, the worker adapts to clamping of rollers with different lengths by debugging a transmission motor 71 to rotate, then the two ends of the main shaft of the roller are respectively fixed into a groove, the worker sequentially pushes a driving wheel 32 through an opening and closing cylinder, a bracket 31 is contacted with the roller to be tested, then the electric cylinder stops acting, a power motor 33 is started, the driving wheel 32 drives the roller to be tested to rotate, after the rotating speed of the roller is constant or reaches a preset rotating speed, the controller 4 records the signal frequency and starting time of the photoelectric sensor, and meanwhile, the controller 4 starts the opening and closing cylinder to rapidly and reversely move to enable the driving wheel 32 to be separated from the roller to be tested to be contacted, and waits for the roller to be static. The worker analyzes the recorded time and times, analyzes and calculates the constant rotating speed of the roller and the time and rotating speed from the contact to the static state of the roller, compares the constant rotating speed with the time and rotating speed specified by the standard, and judges the assembling precision of the roller.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Roller rotation flexibility detecting system, its characterized in that: including base (1), roller (2), drive assembly (3), jar (5) and controller (4) open and shut, base (1) upper end sets up the main shaft, the main shaft is peripheral to rotate through the bearing that awaits measuring and cup joints roller (2), roller (2) one side sets up drive assembly (3), and drive assembly (3) lower extreme installation jar (5) that opens and shuts, jar (5) open and shut are the peripheral mechanism that opens and shuts of drive assembly (3) contact to roller (2) periphery, and drive assembly (3) are roller (2) pivoted power source, drive assembly signal connection is to controller (4).

2. The roller rotational flexibility detection system of claim 1, wherein: the periphery of the roller (2) is provided with a marker, one side of the base (1) is provided with a photoelectric sensor, and the photoelectric sensor is used for detecting the existence of the marker and transmitting a signal to the controller (4).

3. The roller rotation flexibility detection system of claim 1, wherein: the transmission assembly (3) comprises a support (31), a driving wheel (32) and a power motor (33), wherein the driving wheel (32) and the power motor (33) are arranged on the support (31), the power motor (33) is fixedly installed on the support (31), a transmission shaft of the power motor (33) is fixedly connected to one end of the driving wheel (32), and the periphery of the driving wheel (32) is in contact connection with the periphery of the roller (2).

4. The roller rotational flexibility detection system of claim 3, wherein: support (31) lower extreme installation slider (34), and base (1) upper end sets up slide rail (35), and slider (34) lower extreme sliding connection is peripheral to slide rail (35), and the peripheral fixed connection of power cylinder to base (1) on, the one end of power cylinder articulates to one side of support (31).

5. The roller rotational flexibility detection system of claim 1, wherein: the both ends of main shaft are respectively through a extension board subassembly (6) fixed connection to base (1), extension board subassembly (6) are including first plate body (61) and second plate body (62), the lower extreme fixed connection of first plate body (61) is to base (1) upper end, the both sides of first plate body (61) are respectively through one even board (63) fixed connection to second plate body (62), second plate body (62) middle part is equipped with the screw hole, screw rod (64) peripheral threaded connection is downthehole to the screw hole, screw rod (64) upper end sets up the hand wheel, screw rod (64) lower extreme rotates and cup joints clamp plate (65), the periphery of main shaft is located clamp plate (65) lower extreme, first plate body (61) upper end.

6. The roller rotational flexibility detection system of claim 5, wherein: the upper end of the first plate body (61) is provided with a notch, and the periphery of the main shaft is positioned in the notch.

7. The roller rotational flexibility detection system of claim 6, wherein: the notch is in a V-shaped structure or an arc-shaped structure.

8. The roller rotational flexibility detection system of claim 5, wherein: still include lead screw assembly (7), lead screw assembly (7) are including positive and negative lead screw, slip table (72) and driving motor (71), the peripheral of lead screw is rotated and is cup jointed to base (1) upper end, the one end fixed connection of lead screw to the transmission shaft of driving motor (71), slip table (72) of every first plate body (61) lower extreme fixed mounting, the middle part threaded connection of every slip table (72) is peripheral to the lead screw, the both sides sliding connection of every slip table (72) is to base (1) upper end.