A device for measuring parallel precision of roller shaft system of rolling mill

Abstract

The utility model discloses a device for measuring the parallel precision of a rolling mill roll shaft system, and belongs to the technical field of rolling mill roll shaft precision adjustment. It comprises a follower part and a reference part, and the follower part comprises a fixing part, a vertical rod and a scale; the fixing part is detachably mounted on the rolling mill roll shaft, one end of the vertical rod is fixedly connected to the fixing part, and the other end extends radially along the rolling mill roll shaft, and the scale is mounted on the extended end of the vertical rod; the reference part is fixedly mounted on the outside of the rolling mill roll shaft, and the rotation of the rolling mill roll shaft can drive the scale and the reference part to have at least two contact positions and read the value. It solves the technical problems that the traditional rolling mill roll shaft precision adjustment device has a cumbersome and time-consuming process, and the equipment is a special measuring tool with a relatively expensive price.

Description

Technical Field

[0001] The utility model relates to the technical field of rolling mill roll system precision adjustment, in particular to a rolling mill roll shaft system parallel precision measuring device. Background Art

[0002] In the aluminum foil processing industry, the working environment of the rolling mill roll system, unwinding and coiling is harsh. During the rolling process, the material surface is easily shaken due to changes in the roll diameter or roll gap, and the vibration in production leads to a decrease in the parallelism accuracy of the roll system, unwinding and coiling. The accuracy of the roll system, unwinding and coiling will directly affect the quality of the product, causing problems such as layer channeling, edge waves, and loose ribs. Therefore, it is very important to regularly calibrate the mill roll system and clarify the unwinding and coiling accuracy.

[0003] The traditional equipment installation and adjustment method is: to ensure the parallelism of the roller system, unwinding and winding axis and the mill arch, the theodolite is generally used to measure and pull two mutually perpendicular steel wires, and then adjust the parallelism of each guide roller one by one based on the steel wires. This method is cumbersome and time-consuming. The equipment manufacturing company does not have too much downtime. The theodolite is a special measuring tool for the equipment installation engineering team and is relatively expensive. The measurement method is difficult to master and the measurement accuracy is easily affected by human factors. Therefore, it is necessary to invent a device that is convenient for measuring the parallel accuracy of the roller axis system of the rolling mill. Summary of the invention

[0004] The purpose of the utility model is to provide a rolling mill roll axis parallel accuracy measuring device to solve the technical problems that the traditional rolling mill roll axis accuracy adjustment device has a complicated and time-consuming process and the equipment is a special measuring tool with high price.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is:

[0006] A device for measuring the parallelism accuracy of a rolling mill roll shaft comprises a follower part and a reference part, wherein the follower part comprises a fixing part, a vertical rod and a scale; the fixing part is detachably mounted on the rolling mill roll shaft, one end of the vertical rod is fixedly connected to the fixing part, and the other end extends radially along the rolling mill roll shaft, and the scale is mounted on the extended end of the vertical rod; the reference part is fixedly mounted on the outside of the rolling mill roll shaft, and the rotation of the rolling mill roll shaft can drive the scale and the reference part to have at least two contact positions and read the values.

[0007] Furthermore, the reference part includes two fixed seats and a reference line, both ends of the reference line are connected to one of the fixed seats, and the reference line is arranged straight and perpendicular to the axis of the rolling mill roller in the standard position; the rotation of the rolling mill roller can drive the scale to have two contact positions with the reference line and read the numbers.

[0008] Furthermore, it also includes a prompt device, and the prompt device can be triggered when the scale is connected to the reference part.

[0009] Furthermore, the prompt device includes a power supply, a light bulb and a plurality of conductive wires. When the scale is connected to the reference line, the scale, the reference line, the power supply, the light bulb and the plurality of conductive wires form an electrical circuit that can light up the light bulb.

[0010] Furthermore, the bottom surface of the fixing member is provided with an arc surface, and the arc surface can be fitted with the circumferential surface of the rolling mill roller shaft. One end of the fixing member is provided with a first connecting end, and the other end is provided with a fixing belt. The free end of the fixing belt is provided with a second connecting end, and the first connecting end and the second connecting end are detachably connected.

[0011] Furthermore, there is a gap between the first connection end and the second connection end, and the first connection end and the second connection end are connected by bolts.

[0012] Due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0013] 1. When the utility model is used, the follower is fixed on a rolling mill roller, and the rolling mill roller is rotated to make the follower rotate together; the reading is taken when the scale is connected to the reference part, and the offset of the rolling mill roller is obtained by comparing the scale reading with the standard state reading; at this time, the rolling mill roller can be repeatedly adjusted and measured to restore the rolling mill roller to the standard position; by measuring the multiple rolling mill rollers of the rolling mill roller system, the parallel accuracy measurement of the rolling mill roller system is achieved. Based on the above, the utility model does not require expensive equipment, and can achieve parallel accuracy measurement by simply rotating the rolling mill roller system, and the process is short in time; it solves the technical problems that the traditional rolling mill roller system accuracy adjustment device has a cumbersome and time-consuming process, and the equipment is a special measuring tool with a relatively expensive price.

[0014] 2. The utility model is provided with a reference line, and it is only necessary to fix the follower on the rolling mill roller and align the scale with the reference line; the follower does not need to be fixed at a specific position when used, which further simplifies the steps of installing the follower; at this time, the reading of the first contact point of the scale with the reference line is the same as the reading of the second contact point, which means that the rolling mill roller is in the standard position, which further simplifies the calculation process and improves the convenience of use.

[0015] 3. The utility model is provided with a prompting device, which can be used to remind the staff that the scale is connected to the reference part. When connected, the light bulb is lit as a prompt, which is simple, convenient, easy to use and low in cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural diagram of the utility model in use state;

[0017] Figure 2 This is a three-dimensional structural diagram of the follower part of the utility model;

[0018] In the accompanying drawings, 1-follower part, 2-reference part, 3-prompt device, 4-rolling mill roller, 11-fixed part, 12-vertical pole, 13-scale, 14-fixed belt, 15-first connecting end, 16-second connecting end, 21-fixed seat, 22-reference line, 31-power supply, 32-light bulb, 33-conductive wire. DETAILED DESCRIPTION

[0019] The specific implementation of the utility model is further described below with reference to the accompanying drawings.

[0020] In the description of the present invention, it should be understood that the terms "center", "length", "width", "up", "down", "vertical", "horizontal", "top", "bottom", "inside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0023] See also Figure 1 and Figure 2A device for measuring the parallelism accuracy of a rolling mill roll shaft system comprises a follower 1, a reference part 2 and a prompting device 3, wherein the follower 1 comprises a fixing part 11, a vertical rod 12 and a scale 13; the fixing part 11 is detachably mounted on the rolling mill roll shaft 4, one end of the vertical rod 12 is fixedly connected to the fixing part 11, and the other end extends out along the radial direction of the rolling mill roll shaft 4, and the scale 13 is mounted on the extended end of the vertical rod 12; the reference part 2 is fixedly mounted on the outside of the rolling mill roll shaft 4, and the rotation of the rolling mill roll shaft 4 can drive the scale 13 and the reference part 2 to have at least two contact positions and read the numbers; the contact of the scale 13 with the reference part 2 can trigger the prompting device 3.

[0024] In this embodiment, the reference part 2 includes two fixing seats 21 and a reference line 22. The two ends of the reference line 22 are connected to a fixing seat 21 respectively. The reference line 22 is arranged vertically and straightly to the axis of the rolling mill roller 4 in the standard position. The rotation of the rolling mill roller 4 can drive the scale 13 and the reference line 22 to have two contact positions and read the value. The reference line 22 in this embodiment is conductive as a whole and can be a steel wire, a copper wire or an aluminum wire.

[0025] In this embodiment, the prompting device 3 includes a power supply 31, a light bulb 32 and a plurality of conductive wires 33. When the scale 13 is connected to the reference line 22, the scale 13, the reference line 22, the power supply 31, the light bulb 32 and the plurality of conductive wires 33 form an electrical circuit that can light up the light bulb 32. In this embodiment, for safety reasons, the power supply 31 is powered by a power supply 31 lower than 24V, the scale 13 is a micrometer made of a conductive material, and the scale 13 has an extendable tip.

[0026] In this embodiment, the bottom surface of the fixing member 11 is provided with an arc surface, which can be fitted with the peripheral surface of the rolling mill roller shaft 4, and the fixing member 11 is provided with a first connecting end 15 at one end, and a fixing belt 14 at the other end, and a second connecting end 16 is provided at the free end of the fixing belt 14, and the first connecting end 15 and the second connecting end 16 are detachably connected. Specifically, there is a gap between the first connecting end 15 and the second connecting end 16, and the first connecting end 15 and the second connecting end 16 are connected by bolts.

[0027] The usage principle of this embodiment is as follows:

[0028] 1. Fix the follower 1 on a rolling mill roller 4, and rotate the rolling mill roller 4 to rotate the follower 1 together;

[0029] 2. When the micrometer is in contact with the first point close to the reference line 22, the micrometer is extended. After the micrometer contacts the reference line 22, the light bulb 32 lights up, and the micrometer reading can be read as m1;

[0030] 3. Turn the rolling mill roller 4, and when the micrometer is in contact with the second point close to the reference line 22, extend the micrometer. After the micrometer contacts the reference line 22, the light bulb 32 lights up, and the micrometer reading can be read as m2;

[0031] 4. Adjust the position of the rolling mill roller 4 according to the values ​​of m1 and m2, so that m1 and m2 are equal to the standard position of the rolling mill roller 4;

[0032] 5. Repeat steps 1-4 to measure and adjust multiple rolling mill rollers 4 of the rolling mill roller system to achieve parallel precision measurement and adjustment of the rolling mill roller system.

[0033] The above description is a detailed description of the preferred feasible embodiment of the utility model, but the embodiment is not used to limit the scope of the patent application of the utility model. All equivalent changes or modified changes completed under the technical spirit suggested by the utility model should fall within the patent scope covered by the utility model.

Claims

1. A rolling mill roll axis parallelism accuracy measuring device, characterized in that: It comprises a follower part and a reference part, wherein the follower part comprises a fixing part, a vertical rod and a scale; the fixing part is detachably mounted on the rolling mill roller shaft, one end of the vertical rod is fixedly connected to the fixing part, and the other end extends out along the radial direction of the rolling mill roller shaft, and the scale is mounted on the extended end of the vertical rod; the reference part is fixedly mounted on the outside of the rolling mill roller shaft, and the rotation of the rolling mill roller shaft can drive the scale and the reference part to have at least two contact positions and read the numbers.

2. The device for measuring the parallelism accuracy of a rolling mill roll shaft system according to claim 1, characterized in that: The reference part includes two fixing seats and a reference line, both ends of the reference line are connected to one of the fixing seats respectively, and the reference line is arranged straight and perpendicular to the axis of the rolling mill roller in the standard position; the rotation of the rolling mill roller can drive the scale to have two contact positions with the reference line and read the numbers.

3. The device for measuring the parallelism accuracy of a rolling mill roll shaft system according to claim 2, characterized in that: It also includes a prompting device, which can be triggered when the scale is connected to the reference part.

4. The device for measuring parallelism accuracy of a rolling mill roll shaft system according to claim 3, characterized in that: The prompt device comprises a power source, a light bulb and a plurality of conductive wires. When the scale is connected to the reference line, the scale, the reference line, the power source, the light bulb and the plurality of conductive wires form an electric circuit that can light up the light bulb.

5. The device for measuring parallelism accuracy of a rolling mill roll shaft system according to claim 1, characterized in that: The bottom surface of the fixing member is provided with an arc surface, and the arc surface can be fitted with the circumferential surface of the rolling mill roller shaft. One end of the fixing member is provided with a first connecting end, and the other end is provided with a fixing belt. The free end of the fixing belt is provided with a second connecting end, and the first connecting end and the second connecting end are detachably connected.

6. The device for measuring the parallelism accuracy of a rolling mill roll shaft system according to claim 5, characterized in that: There is a gap between the first connection end and the second connection end, and the first connection end and the second connection end are connected by bolts.

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