A defect detection device for linen knitted fabrics

Abstract

The utility model relates to the technical field of flax production equipment, and specifically to a flax knitted fabric defect detection device, comprising a detection platform, both left and right ends of the top of the detection platform are slidably connected with conveying frames, two groups of conveying frames are provided with conveyor belts on opposite sides, and multiple groups of lamp tubes are alternately installed on opposite sides of the two groups of conveying frames and below the conveyor belts, a support frame is fixedly installed on the back of the detection platform, a casing is fixedly installed on the right end of the top of the support frame, a cloth rolling mechanism is installed on the left side of the casing, and also includes: an adjustment mechanism, the adjustment mechanism is fixedly installed on the bottom of the two groups of conveying frames, and the adjustment mechanism is used for adjusting the spacing between the two groups of conveying frames. Compared with the existing flax knitted fabric defect detection method, the utility model can not only perform detection according to flax knitted fabrics of different widths through design, but also has higher adjustment accuracy, which greatly improves the applicability and detection efficiency of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of flax production equipment, in particular to a flax knitted fabric defect detection device. Background Art

[0002] Flax is the earliest natural plant fiber used by humans, with a history of more than 10,000 years. Flax is a pure natural fiber. Due to its remarkable characteristics such as sweat absorption, good breathability and harmlessness to the human body, people use existing technology to use flax as raw material to make linen knitted fabrics.

[0003] Linen knitted fabric is made of multiple pieces of fabric spliced ​​together. The parts where the fabrics are connected to each other are called seams or seams. The quality of the seams directly affects the quality and performance of the linen knitted fabric. Seam strength is an important indicator to measure the quality of the seams. However, the defects of linen knitted fabric are difficult to check. It is not easy to find them clearly by manual inspection. In addition, the inspectors are easily fatigued and the inspection effect is not good. It is easy to miss the inspection when inspecting linen knitted fabric manually, and the quality cannot be guaranteed.

[0004] Therefore, it is particularly important to design a linen knitted fabric defect detection device to solve the above defects. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model designs a linen knitted fabric defect detection device, which aims to solve the technical problem that the defects of linen knitted fabrics are difficult to inspect under the prior art. Firstly, it is not easy to find them clearly by manual inspection. In addition, the inspectors are easily fatigued and the inspection effect is not good. It is easy to miss the inspection when inspecting linen knitted fabrics manually, and the quality cannot be guaranteed.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A linen knitted fabric defect detection device comprises a detection platform, the left and right ends of the top of the detection platform are slidably connected with conveyor racks, two sets of conveyor racks are provided with conveyor belts on opposite sides, multiple sets of lamp tubes are alternately installed on opposite sides of the two sets of conveyor racks and below the conveyor belts, a support frame is fixedly installed on the back of the detection platform, a casing is fixedly installed on the right end of the top of the support frame, a cloth rolling mechanism is installed on the left side of the casing, and further comprises:

[0008] The adjusting mechanism is fixedly mounted on the bottom of the two groups of conveying racks and is used for adjusting the distance between the two groups of conveying racks.

[0009] As a preferred solution of the utility model, the four corners of the bottom of the detection platform are fixedly connected with a moving seat, the bottom of multiple groups of the moving seats are rotatably connected with moving wheels, and the bottom of multiple groups of the moving seats and the outer sides of the moving wheels are threadedly connected with supporting feet.

[0010] As a preferred solution of the utility model, a limiting guide plate is fixedly connected to the inner side of the front end of the two groups of conveying racks and located above the conveyor belt, the rear ends of the two groups of conveying racks are fixedly connected to a cloth guide frame, the tops of the two groups of conveying racks are fixedly installed with light blocking plates, and the inner sides of the two groups of light blocking plates are fixedly connected with reflective mirrors.

[0011] As a preferred solution of the utility model, a first motor is fixedly installed on the outer side of the two groups of conveying frames, and the first motor is adapted for use with a conveyor belt. The conveyor belt is a magnetic conveyor belt, and multiple groups of cloth pressing magnets are magnetically attracted to the outer side of the conveyor belt.

[0012] As a preferred solution of the utility model, the cloth rolling mechanism includes a second motor fixedly installed inside the casing, a turntable is fixedly connected to the output end of the second motor, a first fixed inner cylinder is fixedly connected to the left side of the turntable, a third motor is fixedly installed on the left side of the support frame, an adjusting screw is rotatably connected inside the support frame, and the left end of the adjusting screw is fixedly connected to the output end of the third motor, a movable plate is slidably connected to the left end of the top of the support frame, the top end of the right side of the movable plate is rotatably connected to the second fixed inner cylinder, and the bottom of the movable plate is threadedly connected to the adjusting screw through the first connecting seat.

[0013] As a preferred solution of the utility model, the adjustment mechanism includes a slide rail fixedly installed on the rear end of the top of the testing platform, the rear ends of the two groups of conveying frames are slidably connected to the slide rail through a slide seat, the front end of the top of the testing platform is rotatably connected with a bidirectional screw rod, the front ends of the bottoms of the two groups of conveying frames are threadedly connected to the bidirectional screw rod through a second connecting seat, the left end of the bidirectional screw rod is fixedly connected with an adjustment crank, a scale is provided at the top of the testing platform and in front of the bidirectional screw rod, and a pointer is fixedly connected to the bottom of the two groups of conveying frames and above the scale.

[0014] As a preferred solution of the utility model, the left and right ends of the bidirectional screw rod are rotatably connected to the detection platform through a mounting bracket, the outer side of the adjusting crank is fixedly connected to a fixed gear, the outer side of the mounting bracket and located behind the fixed gear is slidably connected to a pull rod, the front end of the pull rod is meshed with the fixed gear through a fixed tooth block, and a spring is sleeved on the outer side of the pull rod and located on the back side of the fixed tooth block.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. In the utility model, the conveyor frame, the conveyor belt, the lamp tube and the cloth rolling mechanism are designed in coordination, and the linen knitted fabric is guided onto the conveyor belt between the two sets of conveyor frames through a limiting guide plate, and the upper part of the linen knitted fabric is limited at the same time, and the cloth pressing magnetic block is pressed on the linen knitted fabric to fix it, so that the fabric is tightened for convenient detection, and the conveyor belt is driven by the first motor to transport and detect the linen knitted fabric. During the detection process, the lamp tube is started for illumination, and the reflective mirror on the inner side of the light shielding plate can reflect the light passing through the linen knitted fabric, so that all the joints and defects of the linen knitted fabric can be clearly displayed, and the fabric after the detection is completed is rolled up by the fabric winding drum on the inner side of the cloth rolling mechanism, and the fabric winding drum can be quickly disassembled, thereby greatly improving the detection efficiency.

[0017] 2. In the utility model, through the coordinated design of the conveying frame and the adjusting mechanism, the bidirectional screw rod is driven to rotate by rotating the adjusting crank, and the two groups of conveying frames are driven to move under the connection of the second connecting seat. At the same time, under the cooperation of the slide seat and the slide rail, the spacing between the two groups of conveying frames is adjusted to the corresponding width according to the position of the scale pointed by the pointer, so that the linen knitted fabric can be placed on the conveyor belt between the two groups of conveying frames for transportation. Not only can the linen knitted fabrics of different widths be tested, but the adjustment accuracy is also higher, which greatly improves the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 for Figure 1 A magnified schematic diagram of the middle part;

[0020] Figure 3 for Figure 1 Enlarged schematic diagram of part B in the middle.

[0021] In the figure: 1, testing table; 101, moving seat; 102, moving wheel; 103, supporting foot; 2, conveying frame; 201, limiting guide plate; 202, cloth guide frame; 203, light shielding plate; 3, conveyor belt; 301, first motor; 302, cloth pressing magnetic block; 4, lamp tube; 5, supporting frame; 6, housing; 7, cloth rolling mechanism; 701, turntable; 702, first fixed inner cylinder; 703, third motor; 70 4. Adjusting screw; 705. Moving plate; 706. Second fixed inner cylinder; 707. First connecting seat; 8. Adjusting mechanism; 801. Slide rail; 802. Slide seat; 803. Bidirectional screw; 804. Second connecting seat; 805. Adjusting crank; 806. Scale; 807. Pointer; 808. Mounting bracket; 809. Fixed gear; 810. Pull rod; 811. Fixed gear block; 812. Spring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Example:

[0024] See also Figure 1-Figure 3 , the utility model provides a technical solution:

[0025] A linen knitted fabric defect detection device comprises a detection platform 1, the left and right ends of the top of the detection platform 1 are slidably connected with a conveyor frame 2, the opposite sides of the two groups of conveyor frames 2 are provided with a conveyor belt 3, the opposite sides of the two groups of conveyor frames 2 and located below the conveyor belt 3 are alternately installed with multiple groups of lamp tubes 4, the back of the detection platform 1 is fixedly installed with a support frame 5, the right end of the top of the support frame 5 is fixedly installed with a shell 6, and the left side of the shell 6 is installed with a cloth rolling mechanism 7, and further comprises:

[0026] The adjusting mechanism 8 is fixedly mounted on the bottom of the two groups of conveying racks 2 , and is used for adjusting the distance between the two groups of conveying racks 2 .

[0027] First, the four corners of the bottom of the testing platform 1 are fixedly connected with a moving seat 101, and the bottoms of multiple groups of moving seats 101 are rotatably connected with moving wheels 102. The bottoms of multiple groups of moving seats 101 and the outer sides of the moving wheels 102 are threadedly connected with supporting feet 103. The testing platform 1 can be moved by the moving wheels 102 at the bottom of the moving seat 101, so as to facilitate the transportation of the entire device. When the testing platform 1 is in use, the supporting feet 103 are rotated to make them rest against the ground to fix the testing platform 1.

[0028] Furthermore, a limiting guide plate 201 is fixedly connected to the inner side of the front end of the two groups of conveyor racks 2 and located above the conveyor belt 3, and a cloth guide frame 202 is fixedly connected to the rear end of the two groups of conveyor racks 2. A light baffle 203 is fixedly installed on the top of the two groups of conveyor racks 2, and a reflective mirror is fixedly connected to the inner side of the two groups of light baffles 203. When detecting defects in linen knitted fabrics, the linen knitted fabrics are guided onto the conveyor belt 3 between the two groups of conveyor racks 2 through the limiting guide plate 201, and the top of the linen knitted fabrics is limited at the same time. During the detection process, the lamp 4 is started for illumination, and the reflective mirror on the inner side of the light baffle 203 can reflect the light passing through the linen knitted fabrics, thereby clearly displaying all joints and defects of the linen knitted fabrics.

[0029] Then, the outer sides of the two groups of conveyor frames 2 are fixedly installed with a first motor 301, the first motor 301 is adapted for use with the conveyor belt 3, the conveyor belt 3 is a magnetic conveyor belt, and the outer side of the conveyor belt 3 magnetically attracts multiple groups of cloth pressing magnets 302. When the linen knitted fabric is tested, the linen knitted fabric is introduced onto the conveyor belt 3 between the two groups of conveyor frames 2, and the cloth pressing magnets 302 are pressed onto the linen knitted fabric to fix it, so that the fabric is tightened for easy testing. The conveyor belt 3 is driven by the first motor 301 to transport and test the linen knitted fabric, which greatly improves the efficiency of testing.

[0030] Furthermore, the cloth rolling mechanism 7 includes a second motor fixedly installed inside the casing 6, a turntable 701 is fixedly connected to the output end of the second motor, a first fixed inner cylinder 702 is fixedly connected to the left side of the turntable 701, a third motor 703 is fixedly installed on the left side of the support frame 5, an adjusting screw rod 704 is rotatably connected inside the support frame 5, and the left end of the adjusting screw rod 704 is fixedly connected to the output end of the third motor 703, a moving plate 705 is slidably connected to the left end of the top of the support frame 5, a second fixed inner cylinder 706 is rotatably connected to the top of the right side of the moving plate 705, and the bottom of the moving plate 705 is screwed to the adjusting screw rod 704 through a first connecting seat 707 The cloth winding drum is connected with the first fixed inner drum 702 and the second fixed inner drum 706 before testing the linen knitted fabric. Then, the hand wheel at the left end of the adjusting screw rod 704 is shaken to rotate the adjusting screw rod 704. The movable plate 705 is driven to move under the connection of the first connecting seat 707, so that the first fixed inner drum 702 and the second fixed inner drum 706 are extended into the inner side of the cloth winding drum for fixing, thereby facilitating and quickly disassembling the cloth winding drum, further improving the testing efficiency, and the turntable 701 is driven to rotate by the second motor inside the casing 6, so that the tested linen knitted fabric is wound up.

[0031] Secondly, the adjustment mechanism 8 includes a slide rail 801 fixedly mounted on the rear end of the top of the detection platform 1, the rear ends of the two groups of conveying frames 2 are slidably connected to the slide rail 801 through a slide seat 802, the front end of the top of the detection platform 1 is rotatably connected to a bidirectional screw rod 803, the front ends of the bottoms of the two groups of conveying frames 2 are threadedly connected to the bidirectional screw rod 803 through a second connecting seat 804, the left end of the bidirectional screw rod 803 is fixedly connected to an adjustment crank 805, a scale 806 is provided at the top of the detection platform 1 and in front of the bidirectional screw rod 803, and a pointer 807 is fixedly connected to the bottom of the two groups of conveying frames 2 and above the scale 806 Before testing the linen knitted fabric, first rotate the adjusting crank 805 to drive the bidirectional screw rod 803 to rotate, and drive the two groups of conveying racks 2 to move under the connection of the second connecting seat 804. At the same time, with the cooperation of the slide seat 802 and the slide rail 801, the spacing between the two groups of conveying racks 2 is adjusted to the corresponding width according to the position of the scale 806 pointed by the pointer 807, so that the linen knitted fabric can be placed on the conveyor belt 3 between the two groups of conveying racks 2 for transportation. Not only can the linen knitted fabrics of different widths be tested, but the adjustment accuracy is also higher, which greatly improves the applicability of the device.

[0032] Finally, the left and right ends of the bidirectional screw rod 803 are rotatably connected to the detection platform 1 through the mounting frame 808, and the outer side of the adjusting crank handle 805 is fixedly connected with a fixed gear 809, and the outer side of the mounting frame 808 and is slidably connected with a pull rod 810 behind the fixed gear 809. The front end of the pull rod 810 is meshed with the fixed gear 809 through a fixed tooth block 811, and a spring 812 is sleeved on the outer side of the pull rod 810 and on the back side of the fixed tooth block 811. Before shaking the adjusting crank handle 805, pull the pull rod 810 first to make the fixed tooth block 811 disengage from the outer side of the fixed gear 809, thereby releasing the fixation of the adjusting crank handle 805. After the adjustment is completed, release the pull rod 810, and push the fixed gear 809 to fix the fixed gear 809 under the reset of the spring 812, thereby avoiding the position change between the conveying racks 2 during the detection of linen knitted fabrics, and further ensuring the stability of the detection process.

[0033] In this embodiment, the implementation scenario is specifically as follows: when inspecting defects on linen knitted fabrics, first turn on multiple groups of light tubes 4, then rotate the adjustment crank 805 to drive the bidirectional screw rod 803 to rotate, and drive the two groups of conveyor frames 2 to move under the connection of the second connecting seat 804. At the same time, with the cooperation of the slide seat 802 and the slide rail 801, the spacing between the two groups of conveyor frames 2 is adjusted to the corresponding width according to the position of the pointer 807 pointing to the scale 806, so that the linen knitted fabric can be placed on the conveyor belt 3 between the two groups of conveyor frames 2 for transportation, and the linen knitted fabric is introduced onto the conveyor belt 3 between the two groups of conveyor frames 2 through the limiting guide plate 201, and at the same time, the upper part of the linen knitted fabric is limited, and the cloth pressing magnetic block 302 is pressed on the linen knitted fabric. It can be fixed so that the fabric is taut for easy inspection. The conveyor belt 3 is driven by the first motor 301 to transport and inspect the linen knitted fabric, which greatly improves the inspection efficiency. During the inspection, the lamp 4 is started for lighting, and the reflective mirror on the inner side of the light baffle 203 can reflect the light passing through the linen knitted fabric, so that all the joints and defects of the linen knitted fabric can be clearly displayed. After the inspection, the fabric is rolled up by the fabric winding drum on the inner side of the cloth rolling mechanism 7. The whole operation process is simple and convenient. Compared with the existing linen knitted fabric defect detection method, the utility model is designed not only to be able to detect linen knitted fabrics of different widths, but also has higher adjustment accuracy, which greatly improves the applicability and inspection efficiency of the device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A linen knitted fabric defect detection device, comprising a detection table (1), characterized in that: The left and right ends of the top of the detection platform (1) are slidably connected to a conveying frame (2), and the opposite sides of the two groups of conveying frames (2) are each provided with a conveyor belt (3), and the opposite sides of the two groups of conveying frames (2) and located below the conveyor belt (3) are alternately provided with a plurality of groups of light tubes (4), and the back of the detection platform (1) is fixedly provided with a support frame (5), and the right end of the top of the support frame (5) is fixedly provided with a casing (6), and the left side of the casing (6) is provided with a cloth rolling mechanism (7), and further comprising: An adjusting mechanism (8), wherein the adjusting mechanism (8) is fixedly mounted on the bottom of the two groups of conveying racks (2), and the adjusting mechanism (8) is used for adjusting the distance between the two groups of conveying racks (2).

2. A linen knitted fabric defect detection device according to claim 1, characterized in that: The four corners of the bottom of the detection platform (1) are fixedly connected to a moving seat (101), the bottoms of multiple groups of the moving seats (101) are rotatably connected to moving wheels (102), and the bottoms of multiple groups of the moving seats (101) and the outer sides of the moving wheels (102) are threadedly connected to support feet (103).

3. A linen knitted fabric defect detection device according to claim 1, characterized in that: A limiting guide plate (201) is fixedly connected to the inner side of the front end of the two groups of conveying racks (2) and located above the conveyor belt (3); a cloth guide frame (202) is fixedly connected to the rear end of the two groups of conveying racks (2); a light blocking plate (203) is fixedly installed on the top of the two groups of conveying racks (2); and a reflective mirror is fixedly connected to the inner side of the two groups of light blocking plates (203).

4. A linen knitted fabric defect detection device according to claim 1, characterized in that: A first motor (301) is fixedly mounted on the outer sides of the two groups of conveying frames (2); the first motor (301) is adapted for use with a conveyor belt (3); the conveyor belt (3) is a magnetic conveyor belt; and a plurality of cloth-pressing magnetic blocks (302) are magnetically attracted to the outer sides of the conveyor belt (3).

5. The linen knitted fabric defect detection device according to claim 1, characterized in that: The cloth rolling mechanism (7) comprises a second motor fixedly mounted inside the casing (6); a rotating disk (701) is fixedly connected to the output end of the second motor; a first fixed inner cylinder (702) is fixedly connected to the left side of the rotating disk (701); a third motor (703) is fixedly mounted on the left side of the support frame (5); an adjusting screw rod (704) is rotatably connected inside the support frame (5); and the left end of the adjusting screw rod (704) is fixedly connected to the output end of the third motor (703); a moving plate (705) is slidably connected to the left end of the top of the support frame (5); a second fixed inner cylinder (706) is rotatably connected to the top end of the right side of the moving plate (705); and the bottom of the moving plate (705) is threadedly connected to the adjusting screw rod (704) via a first connecting seat (707).

6. A linen knitted fabric defect detection device according to claim 1, characterized in that: The adjustment mechanism (8) comprises a slide rail (801) fixedly mounted on the rear end of the top of the detection platform (1); the rear ends of the two groups of conveying racks (2) are slidably connected to the slide rail (801) via a slide seat (802); the front end of the top of the detection platform (1) is rotatably connected to a bidirectional screw rod (803); the front ends of the bottoms of the two groups of conveying racks (2) are threadedly connected to the bidirectional screw rod (803) via a second connecting seat (804); the left end of the bidirectional screw rod (803) is fixedly connected to an adjustment crank (805); a scale (806) is provided at the top of the detection platform (1) and in front of the bidirectional screw rod (803); and a pointer (807) is fixedly connected to the bottom of the two groups of conveying racks (2) and above the scale (806).

7. A linen knitted fabric defect detection device according to claim 6, characterized in that: The left and right ends of the bidirectional screw rod (803) are rotatably connected to the detection platform (1) through a mounting frame (808); the outer side of the adjusting crank (805) is fixedly connected to a fixed gear (809); the outer side of the mounting frame (808) and located behind the fixed gear (809) is slidably connected to a pull rod (810); the front end of the pull rod (810) is meshed with the fixed gear (809) through a fixed tooth block (811); and a spring (812) is sleeved on the outer side of the pull rod (810) and located on the back side of the fixed tooth block (811).

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