Silk groove quality detection device and detection method

Abstract

The invention discloses a wire groove quality detection device and method, the detection device comprises a support, a first dial indicator, a detection needle, a linkage plate, a moving frame, a second dial indicator and a clamping mechanism, the linkage plate is formed by connecting a front rotating part and a rear rotating part, and a rotating shaft is arranged between the front rotating part and the rear rotating part; the upper end of the detection needle is connected with the front end of the front rotating part, the first dial indicator is fixedly installed on the support, the lower surface of the rear end of the rear rotating part is connected with a spring, the movable frame is located below the detection needle, and a front conical positioning column and a rear conical positioning column are arranged in the movable frame. According to the wire groove quality detection device and the detection method, the depth and the like of the wire groove can be detected, the width of the wire groove can also be detected, and the comprehensiveness of the detection device for detecting the machining quality of the wire groove is improved. The detection device is simple and convenient to operate, free of power and gas consumption and low in detection cost.

Description

Technical Field

[0001] The invention belongs to the technical field of paper tube detection, and specifically relates to a wire groove quality detection device and a detection method. Background Art

[0002] The concentricity, surface smoothness, shrinkage resistance and other indicators of chemical fiber spinning paper tubes are important indicators of product performance. Some paper tubes have wire grooves on their surfaces to clamp the wires. Different wire types require different wire groove widths and depths. The wire grooves are formed by cutting the surface with a cutting tool after the paper tube is formed, and the processing quality determines the quality of the wire grooves. Since the paper tube is made of paper, the quality of the wire grooves varies greatly due to the influence of the environment and equipment stability. Therefore, the quality of the wire grooves of the paper tubes after production needs to be sampled. However, there are not many devices and methods for detecting the quality of the wire grooves in the prior art. The applicant disclosed a method for detecting the depth of the wire grooves of paper tubes in the invention patent with application number CN202310377441.2. The lever principle is used to amplify the changes in the depth of the wire grooves. The data changes are quickly read by a micrometer, and the coaxiality of the paper tube, the depth of the wire grooves, and the consistency of the depth of the wire grooves can be detected. However, it was found during long-term use that the detection device disclosed in the patent cannot detect the width of the wire groove, and the wire groove quality detection is not comprehensive, which needs further improvement. Summary of the invention

[0003] In order to solve the above technical problems, the technical solution adopted by the present invention is: a wire groove quality detection device, including a bracket, a first micrometer, a detection needle, a linkage plate, a movable frame, a second micrometer and a clamping mechanism, the linkage plate is composed of a front rotating part and a rear rotating part connected, the length of the front rotating part is less than the length of the rear rotating part, a rotating shaft is provided between the front rotating part and the rear rotating part, the rotating shaft is rotatably installed on the bracket, the upper end of the detection needle is connected to the front end of the front rotating part, the first micrometer is fixedly installed on the bracket, the probe of the first micrometer points to and contacts the upper surface of the rear end of the rear rotating part, the lower surface of the rear end of the rear rotating part is connected to a spring, the lower end of the spring is fixedly connected to the bracket, the movable frame is located below the detection needle, a front conical positioning column and a rear conical positioning column are provided in the movable frame, the front conical positioning column and the rear conical positioning column are relative to each other The arrangement comprises: a front conical positioning column and a rear conical positioning column are respectively fixedly connected with a clamping plate, the rear conical positioning column is rotatably connected to a movable frame, the front conical positioning column is rotatably connected with an adjusting screw, the movable frame is provided with a threaded hole matching with the thread of the adjusting screw, the adjusting screw is fixed with an adjusting nut after passing through the threaded hole, a plurality of sliding sleeves are fixedly installed on the movable frame, a sliding rod is matched with the sliding sleeve, two ends of the sliding rod are respectively fixedly connected with the bracket, a screw rod is rotatably connected to the bracket, a screw rod pair is matched with the screw rod, the screw rod pair is fixedly connected with the movable frame, the screw rod is parallel to the sliding rod, a rotating wheel is fixedly connected to the screw rod, the second micrometer is located on one side of the movable frame and fixedly connected to the bracket, the movable frame is fixedly connected with a fixed plate, the probe of the second micrometer gauge points vertically to and contacts the fixed plate, and the probe of the second micrometer gauge is parallel to the screw rod.

[0004] As a preferred embodiment of the above technical solution, the detection needle is detachably mounted on a connecting rod, and the upper end of the connecting rod is hinged to the front rotating part.

[0005] As a preferred embodiment of the above technical solution, a linear bearing is sleeved on the connecting rod, and the linear bearing is installed on the bracket.

[0006] As a preferred embodiment of the above technical solution, a hemispherical contact is provided on the upper surface of the rear end of the rear rotating part, and the probe of the micrometer is in contact with the hemispherical contact.

[0007] As a preferred embodiment of the above technical solution, the front end of the front rotating part is connected with a hand-breaking part.

[0008] As a preferred embodiment of the above technical solution, the clamping plate is threadedly connected to the front conical positioning column or the rear conical positioning column, and the front conical positioning column is connected to the adjusting screw via a bearing.

[0009] As a preferred embodiment of the above technical solution, the number of the sliding rods is four, and the four sliding rods are respectively located at the four corners of the moving frame, and the screw rod pair is fixedly connected to the middle part of the lower end of the moving frame.

[0010] A wire groove quality detection method uses the above-mentioned wire groove quality detection device, and the detection method includes: rotating the adjusting nut to increase the distance between the front conical positioning column and the rear conical positioning column, first putting one end of the paper tube with the wire groove on the rear conical positioning column, and then rotating the adjusting nut in the opposite direction to insert the front conical positioning column into the inside of the paper tube until the paper tube is clamped between two clamping plates; the detection needle contacts the surface of the paper tube, and the rotating wheel is rotated to move the movable frame, and the position of the paper tube is adjusted so that the detection needle is inserted into the wire groove and then the front rotating part is loosened to observe the reading change of the first micrometer; the clamping plate is rotated to drive the paper tube to rotate, and the reading change of the micrometer is observed to obtain the value of the wire groove depth change; the rotating wheel is rotated to move the detection needle in the wire groove along the width direction of the wire groove, and the value change of the second micrometer is observed to obtain the width value of the wire groove.

[0011] The beneficial effects of the present invention are as follows: the wire groove quality detection device and detection method of the present invention can detect the width of the wire groove in addition to the depth of the wire groove, thereby improving the comprehensiveness of the detection device for the detection of the wire groove processing quality. The detection device is simple and convenient to operate, does not consume electricity or gas, and has low detection cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the present invention;

[0013] Figure 2 It is a structural schematic diagram of the present invention from another angle. DETAILED DESCRIPTION

[0014] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0015] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the 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 limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0016] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] like Figure 1-2 As shown, the wire groove quality detection device includes a bracket 1, a first micrometer 2, a detection needle 3, a linkage plate 4, a movable frame 5, a second micrometer 6 and a clamping mechanism, wherein the linkage plate 4 is composed of a front rotating part 7 and a rear rotating part 8 connected to each other, the length of the front rotating part 7 is less than the length of the rear rotating part 8, a rotating shaft is provided between the front rotating part 7 and the rear rotating part 8, and the rotating shaft is rotatably mounted on the bracket 1, the upper end of the detection needle 3 is connected to the front end of the front rotating part 7, the first micrometer 2 is fixedly mounted on the bracket 1, the probe of the first micrometer 2 points to and contacts the upper surface of the rear end of the rear rotating part 8, the lower surface of the rear end of the rear rotating part 8 is connected to a spring 9, and the lower end of the spring 9 is fixedly connected to the bracket 1, the movable frame 5 is located below the detection needle 3, and a front conical positioning column and a rear conical positioning column 10 are provided in the movable frame 5, the front conical positioning column and the rear conical positioning column 10 are arranged relatively, and the front conical positioning column and the rear conical positioning column 1 0 are respectively fixedly connected with a clamping plate 11, the rear conical positioning column 10 is rotatably connected to the mobile frame 5, the front conical positioning column is rotatably connected with an adjusting screw 12, the mobile frame 5 is provided with a threaded hole that matches the thread of the adjusting screw 12, and the adjusting screw 12 is fixed with an adjusting nut 13 after passing through the threaded hole, the mobile frame 5 is fixedly installed with a plurality of sliding sleeves, and a sliding rod 14 is matched and installed in the sliding sleeve, and the two ends of the sliding rod 14 are respectively fixedly connected with the bracket 1, the bracket 1 is rotatably connected with a screw rod 15, and a screw rod pair is matched and installed on the screw rod 15, the screw rod pair is fixedly connected to the mobile frame 5, the screw rod 15 is parallel to the sliding rod 14, and a rotating wheel 16 is fixedly connected to the screw rod 15, the second micrometer 6 is located on one side of the mobile frame 5 and fixedly connected to the bracket 1, and a fixed plate 17 is fixedly connected to the mobile frame 5, the probe of the second micrometer 6 vertically points to and contacts the fixed plate 17, and the probe of the second micrometer 6 is parallel to the screw rod 15.

[0018] Furthermore, the detection needle 3 is detachably mounted on the connecting rod 18 , and the upper end of the connecting rod 18 is hinged to the front rotating part 7 .

[0019] Furthermore, a linear bearing is sleeved on the connecting rod 18 , and the linear bearing is mounted on the bracket 1 .

[0020] Furthermore, a hemispherical contact 19 is provided on the upper surface of the rear end of the rear rotating portion 8 , and the probe of the micrometer contacts the hemispherical contact 19 .

[0021] Furthermore, the front end of the front rotating part 7 is connected with a hand-breaking part 20. The hand-breaking part 20 facilitates lifting the front rotating part 7.

[0022] Furthermore, the clamping plate 11 is threadedly connected to the front conical positioning column or the rear conical positioning column 10, and the front conical positioning column is connected to the adjusting screw 12 through a bearing.

[0023] Further, the number of the slide bars 14 is four, and the four slide bars 14 are respectively located at the four corners of the moving frame 5, and the pair of screw rods 15 are fixedly connected to the middle of the lower end of the moving frame 5. The four slide bars 14 make the movement of the moving frame 5 more stable and accurate.

[0024] A wire groove quality detection method, using the above-mentioned wire groove quality detection device, the detection method includes: rotating the adjusting nut 13 to increase the distance between the front conical positioning column and the rear conical positioning column 10, first putting one end of the paper tube 21 with the wire groove on the rear conical positioning column 10, and then rotating the adjusting nut 13 in the opposite direction to insert the front conical positioning column into the paper tube 21 until the paper tube 21 is clamped between the two clamping plates 11; the detection needle 3 contacts the surface of the paper tube 21, and the rotating wheel 16 is rotated to move the movable frame 5, and the position of the paper tube 21 is adjusted so that the detection needle 3 is inserted into the wire groove and then the front rotating part 7 is released to observe the reading change of the first micrometer 2; the clamping plate 11 is rotated to drive the paper tube 21 to rotate, and the reading change of the first micrometer 2 is observed to obtain the value of the wire groove depth change; the rotating wheel 16 is rotated to move the detection needle 3 in the wire groove along the width direction of the wire groove, and the value change of the second micrometer 6 is observed to obtain the width value of the wire groove.

[0025] It is worth mentioning that the technical features such as the micrometer involved in the patent application of this invention should be regarded as the prior art. The specific structure, working principle and possible control method and spatial layout method of these technical features can be selected by conventional methods in the field, and should not be regarded as the inventive point of the patent of this invention. The patent of this invention will not be further elaborated.

[0026] The preferred specific embodiments of the present invention are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the present invention without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field through logical analysis, reasoning or limited experiments based on the concept of the present invention on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A wire groove quality detection device, characterized in that: The invention comprises a bracket, a first micrometer, a detection needle, a linkage plate, a movable frame, a second micrometer and a clamping mechanism, wherein the linkage plate is composed of a front rotating part and a rear rotating part connected to each other, the length of the front rotating part is smaller than the length of the rear rotating part, a rotating shaft is arranged between the front rotating part and the rear rotating part, the rotating shaft is rotatably mounted on the bracket, the upper end of the detection needle is connected to the front end of the front rotating part, the first micrometer is fixedly mounted on the bracket, the probe of the first micrometer points to and contacts the upper surface of the rear end of the rear rotating part, the lower surface of the rear end of the rear rotating part is connected to a spring, the lower end of the spring is fixedly connected to the bracket, the movable frame is located below the detection needle, a front conical positioning column and a rear conical positioning column are arranged in the movable frame, the front conical positioning column and the rear conical positioning column are arranged relatively to each other, and the front conical positioning column and the rear conical positioning column are arranged relatively to each other. The columns are respectively fixedly connected with clamping plates, the rear conical positioning column is rotatably connected to the mobile frame, the front conical positioning column is rotatably connected with an adjusting screw, the mobile frame is provided with a threaded hole that matches the thread of the adjusting screw, the adjusting screw is fixed with an adjusting nut after passing through the threaded hole, the mobile frame is fixedly installed with a plurality of sliding sleeves, a sliding rod is matched with the sliding sleeve, both ends of the sliding rod are respectively fixedly connected with the bracket, the bracket is rotatably connected with a screw rod, a screw rod pair is matched with the screw rod, the screw rod pair is fixedly connected to the mobile frame, the screw rod is parallel to the sliding rod, a rotating wheel is fixedly connected to the screw rod, the second micrometer is located on one side of the mobile frame and fixedly connected to the bracket, the mobile frame is fixedly connected with a fixed plate, the probe of the second micrometer gauge points vertically to and contacts the fixed plate, and the probe of the second micrometer gauge is parallel to the screw rod.

2. The wire groove quality detection device according to claim 1, characterized in that: The detection needle is detachably mounted on a connecting rod, and the upper end of the connecting rod is hinged to the front rotating part.

3. The wire groove quality detection device according to claim 2, characterized in that: A linear bearing is sleeved on the connecting rod, and the linear bearing is installed on the bracket.

4. The wire groove quality detection device according to claim 1, characterized in that: A hemispherical contact is provided on the upper surface of the rear end of the rear rotating part, and the probe of the micrometer contacts the hemispherical contact.

5. The wire groove quality detection device according to claim 1, characterized in that: The front end of the front rotating part is connected with a hand-breaking part.

6. The wire groove quality detection device according to claim 1, characterized in that: The clamping plate is threadedly connected to the front conical positioning column or the rear conical positioning column, and the front conical positioning column is connected to the adjusting screw through a bearing.

7. The wire groove quality detection device according to claim 1, characterized in that: The number of the sliding rods is four, and the four sliding rods are respectively located at the four corners of the moving frame, and the screw rod pair is fixedly connected to the middle part of the lower end of the moving frame.

8. A wire groove quality detection method, characterized in that: Using the wire groove quality detection device as described in any one of claims 1 to 7, the detection method includes: rotating the adjusting nut to increase the distance between the front conical positioning column and the rear conical positioning column, first putting one end of the paper tube with the wire groove on the rear conical positioning column, and then rotating the adjusting nut in the opposite direction to insert the front conical positioning column into the inside of the paper tube until the paper tube is clamped between two plywoods; the detection needle contacts the surface of the paper tube, and the rotating wheel is rotated to move the movable frame, and the position of the paper tube is adjusted so that the detection needle is inserted into the wire groove and then the front rotating part is loosened to observe the change in the reading of the first micrometer; the plywood is rotated to drive the paper tube to rotate, and the change in the reading of the micrometer is observed to obtain the value of the change in the depth of the wire groove; the rotating wheel is rotated to move the detection needle in the wire groove along the width direction of the wire groove, and the value change of the second micrometer is observed to obtain the width value of the wire groove.

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