Cloth cover broken hole detection device

Abstract

The utility model relates to the field of textile machinery, and discloses a cloth cover broken hole detection device which comprises a rack, a first auxiliary roller, a second auxiliary roller and a light-emitting unit, the light-emitting unit is located between the first auxiliary roller and the second auxiliary roller. The light-emitting unit comprises a light source module and a width adjusting module; the width adjusting module is connected to the rack; the light source module is connected to the width adjusting module; the light source module is used for providing light to irradiate a cloth cover; the width adjusting module is used for driving the light source module to stretch out or draw back in the direction perpendicular to the cloth conveying direction. The detection device can adapt to cloth with different widths, the illumination of the light source module is prevented from exceeding the width of the cloth, and the detection effect is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to textile machinery field especially, relate to a cloth face broken hole detection device. BACKGROUND

[0002] When carrying out grey cloth processing, there is the possibility that iron filings, welding slag or broken needles are stuck in the rubber roller, or due to the collision between cloth vehicles, it is easy to form a broken hole on the cloth surface, thereby affecting the quality of the cloth, and it is necessary to set a light source device below the cloth surface to irradiate the cloth surface, and then detect whether there is a broken hole on the cloth surface through manual or sensor, when there is a broken hole on the cloth surface, the light passes through the cloth surface from the broken hole and is perceived by manual or sensor, so as to know whether there is a broken hole on the cloth. However, the light source device currently used cannot adjust the width, since the width of the light source device is fixed, when detecting cloth of different widths, for cloth with larger width, the light source device may not be able to irradiate the position close to the edge or the irradiation intensity is weak, and the staff may not be able to accurately detect whether there is a broken hole at the edge position; and for cloth with smaller width, the edge of the cloth may appear light transmission, which also affects the detection of the staff on the broken hole at the edge of the cloth.

[0003] CN202310597224 discloses a kind of textile cloth detection device using optical technology, including detection table, the bottom of the detection table is fixedly connected with multiple support feet, the upper end face of the detection table is fixedly connected with two symmetrically arranged placement plates near the position of table edge, a rotating groove is formed in the top of each placement plate, a detection box is fixedly connected to the middle position of the upper end face of the detection table, a detection mechanism is arranged in the detection box, and a winding device is arranged at the end of the upper end face of the detection table away from the placement plate.The detection mechanism includes a detection seat, each inlet is formed in the side wall of the detection box close to the placement plate, an outlet is formed in the side wall of the detection box close to the winding roller, a compression roller is rotatably connected to the outlet of the detection box by a pin shaft, the detection seat is fixedly connected to the bottom inner wall of the detection box, a groove is formed in the detection seat, a plurality of detection pieces are fixedly connected to the groove in the detection seat, a plurality of detection lamps are fixedly connected to the top inner wall of the detection box, and the detection lamps and the groove in the detection seat are in the same vertical plane.The detection device avoids that the light of detection lamp exceeds the width of cloth by controlling the on-off of detection lamp, but since the lamp has a light range, if only the on-off of the lamp is controlled, the light intensity on the edge of the cloth may be insufficient when the outer detection lamp is turned off, and the light may exceed the width of the cloth when the outer detection lamp is turned on, so a lot of tests need to be done on the signal of detection lamp and the distance between detection lamps.

[0004] The technical problem to be solved by the utility model is how to simply control the light-emitting unit to irradiate cloth of different widths, so as to detect whether there is a broken hole in cloth of different widths. Utility model content

[0005] The utility model discloses a cloth face broken hole detection device, and width adjustment module drives light source module to move, makes light source module can stretch out or contract along the direction perpendicular to cloth conveying, thereby when the detection of cloth of different width is realized, can guarantee that light source module irradiates the whole width range of cloth face, and does not exceed the width of cloth, and whether the cloth has the broken hole is convenient to detect.

[0006] To achieve the above object, the technical scheme adopted by the present application is:

[0007] A cloth face broken hole detection device, including frame and connecting on frame first auxiliary roller, second auxiliary roller, light emitting unit, the light emitting unit is located between first auxiliary roller, second auxiliary roller, the light emitting unit includes light source module and width adjustment module, the width adjustment module is connected on frame, the light source module is connected on width adjustment module, the light source module is used to provide light irradiation cloth face, the width adjustment module is used to drive light source module and stretch out or contract along the direction perpendicular to cloth conveying.

[0008] Preferably, the width adjustment module includes motor, gear, rack, the motor is connected at the bottom of frame, the free end of motor passes through frame and is connected with gear, two rack is symmetrically arranged on both sides of gear along the direction perpendicular to cloth conveying, and is engaged with gear, the rack is slidably connected with frame, the light source module is connected on the upper surface of rack.

[0009] Preferably, the light source module includes two LED lamp groups, the LED lamp group is equipped with a plurality of LED lamps, and the two LED lamp groups are connected on the upper surface of two rack respectively.

[0010] Preferably, the frame is equipped with slide rail, and the rack is slidably connected with the frame through the slide rail.

[0011] Preferably, the side of the rack close to the edge of cloth face is equipped with positioning plate, and the positioning plate is used for aligning the edge of cloth face of different width.

[0012] Preferably, the end of the rack away from the positioning plate is equipped with limiting boss, and the limiting boss is used for preventing the rack from separating from the gear.

[0013] Preferably, the frame is equipped with tension adjustment module, the first auxiliary roller is rotatably connected on the tension adjustment module, and the tension adjustment module is used for adjusting the distance between the first auxiliary roller and the frame.

[0014] Preferably, the tension adjusting module comprises a sliding block and a driving assembly; the rack is provided with a sliding boss; the sliding boss is provided with a sliding groove; the sliding block is in sliding connection with the sliding groove; and the first auxiliary roller is in rotary connection with the sliding block through the sliding groove.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] The hole detection device of the present application can make the light in the light source module cover the entire width range of the cloth by adjusting the module to extend or retract the light source module according to cloth of different widths, and can also avoid the light of the light source module from being emitted from the edge of the cloth by using the adjusting module, so that the staff can better observe whether the cloth surface has holes.

[0017] Secondly, the side surface of the rack is provided with a positioning plate, which can prevent the light of the light source module from exceeding the width of the cloth and play a light blocking role when the driving adjusting module extends or retracts the light source module until the positioning plate contacts the edge of the cloth when replacing cloth of different widths. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the hole detection device of Example 1.

[0019] Figure 2 It is a top view of the hole detection device of Example 1.

[0020] Figure 3 It is a side view of the hole detection device of Example 1.

[0021] Figure 4 It is a cloth conveying schematic view of the hole detection device of Example 1.

[0022] Wherein: rack 1; first auxiliary roller 2; second auxiliary roller 3; light emitting unit 4; sliding rail 11; tension adjusting module 12; sliding boss 13; sliding groove 14; light source module 41; width adjusting module 42; sliding block 121; driving assembly 122; LED lamp set 411; motor 421; gear 422; rack 423; positioning plate 4231; limiting boss 4232. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0024] Example 1

[0025] Reference Figures 1-4 The utility model provides a cloth face hole detection device, including frame 1 and the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 connected on frame 1, light emitting unit 4 is located between the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 includes light source module 41 and width adjustment module 42, width adjustment module 42 is connected on frame 1, light source module 41 is connected on width adjustment module 42, light source module 41 is used to provide light irradiation cloth face, width adjustment module 42 is used to drive light source module 41 along the direction perpendicular to cloth conveying and stretches out or contracts.

[0026] The utility model discloses a cloth face hole detection device, including frame 1 and the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 connected on frame 1, light emitting unit 4 is located between the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 includes light source module 41 and width adjustment module 42, width adjustment module 42 is connected on frame 1, light source module 41 is connected on width adjustment module 42, light source module 41 is used to provide light irradiation cloth face, width adjustment module 42 is used to drive light source module 41 along the direction perpendicular to cloth conveying and stretches out or contracts.

[0027] The utility model discloses a cloth face hole detection device, including frame 1 and the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 connected on frame 1, light emitting unit 4 is located between the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 includes light source module 41 and width adjustment module 42, width adjustment module 42 is connected on frame 1, light source module 41 is connected on width adjustment module 42, light source module 41 is used to provide light irradiation cloth face, width adjustment module 42 is used to drive light source module 41 along the direction perpendicular to cloth conveying and stretches out or contracts.

[0028] The utility model discloses a cloth face hole detection device, including frame 1 and the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 connected on frame 1, light emitting unit 4 is located between the first auxiliary roller 2, second auxiliary roller 3, light emitting unit 4 includes light source module 41 and width adjustment module 42, width adjustment module 42 is connected on frame 1, light source module 41 is connected on width adjustment module 42, light source module 41 is used to provide light irradiation cloth face, width adjustment module 42 is used to drive light source module 41 along the direction perpendicular to cloth conveying and stretches out or contracts.

[0029] Preferably, the width adjusting module 42 comprises a motor 421, a gear 422 and a rack 423; the motor 421 is connected at the bottom of the frame 1; the free end of the motor 421 penetrates through the frame 1 and is connected with the gear 422; two racks 423 are symmetrically arranged on the two sides of the gear 422 along the direction perpendicular to the fabric conveying and are engaged with the gear 422; the rack 423 is slidingly connected with the frame 1; the light source module 41 is connected on the upper surface of the rack 423.

[0030] In the embodiment, the width adjusting module 42 adopts the gear 422 and the rack 423 to realize the extension or contraction of the light source module 41. The number of the racks 423 is two, the motor 421 drives the gear 422 to rotate, thereby driving the racks 423 to move close to each other or move away from each other, and further driving the light source module 41 to elongate or shorten, so as to meet the use of fabrics with different widths.

[0031] Preferably, the light source module 41 comprises two LED lamp groups 411; a plurality of LED lamps are arranged in the LED lamp group 411; the two LED lamp groups 411 are respectively connected on the upper surfaces of the two racks 423.

[0032] In the embodiment, the light source module 41 adopts LED lamps, a plurality of LED lamps are arranged on each rack 423, which can ensure that the light intensity in the width range of the fabric is substantially the same, and the directivity of the LED lamp is strong, which can reduce the divergence. By installing the LED lamp group 411 on each rack 423, the motor 421 drives the gear 422 to rotate and drives the racks 423 to move close to each other or move away from each other, thereby driving the two LED lamp groups 411 to move close to each other or move away from each other, so that the two LED lamps can irradiate light in the width range of the fabric after moving.

[0033] Preferably, the frame 1 is provided with a sliding rail 11; the rack 423 is slidingly connected with the frame 1 through the sliding rail 11. By arranging the sliding rail 11, the movement of the rack 423 can be more stable, and the shaking and unsmooth movement of the rack 423 during the movement can be avoided.

[0034] Preferably, the rack 423 is provided with a positioning plate 4231 on the side close to the fabric edge; the positioning plate 4231 is used for aligning the fabric edges with different widths.

[0035] In the embodiment, the rack 423 is provided with a positioning plate 4231. When adjusting the position of the light source module 41, the two racks 423 are moved close to each other until the positioning plate 4231 contacts the edge of the cloth, which means that the adjustment is completed, and the width of the light source module 41 is equal to the width of the cloth. By using the positioning plate 4231 to determine whether the adjustment is completed, the worker can reduce the difficulty of the work by observing with the eyes instead of adjusting. In addition, the positioning plate 4231 can block the light emitted by the light source module 41 towards the edge of the cloth, so as to avoid the strong light on the edge of the cloth affecting the effect of manual detection.

[0036] Preferably, the rack 423 is provided with a limiting boss 4232 at the end away from the positioning plate 4231; the limiting boss 4232 is used to prevent the rack 423 from being separated from the gear 422. The limiting boss 4232 is located on the side of the rack 423 close to the gear 422. When the rack 423 is moved away from the gear 422, the limiting boss 4232 contacts the gear 422 when the end of the rack 423 approaches the position of the gear 422, so as to prevent the rack 423 from continuing to move and prevent the rack 423 from being separated from the gear 422, thereby avoiding the failure of the adjustment function of the width adjustment module 42.

[0037] Preferably, the rack 1 is provided with a tension adjustment module 12; the first auxiliary roller 2 is rotatably connected to the tension adjustment module 12; and the tension adjustment module 12 is used to adjust the distance between the first auxiliary roller 2 and the rack 1. By using the tension adjustment module 12, the cloth can be kept in a straight state during conveying.

[0038] Preferably, the tension adjustment module 12 comprises a sliding block 121 and a driving assembly 122; the rack 1 is provided with a sliding boss 13; the sliding boss 13 is provided with a sliding groove 14; the sliding block 121 is slidably connected to the sliding groove 14; and the first auxiliary roller 2 is rotatably connected to the sliding block 121 through the sliding groove 14.

[0039] In the embodiment, the driving assembly 122 is a lead screw and a hand wheel. The lead screw is placed in the sliding groove 14, and the two ends of the lead screw are rotatably connected to the side surfaces of the sliding groove 14. The hand wheel is connected to one end of the lead screw, and the sliding block 121 is slidably connected to the lead screw. When the cloth is connected to the winding device after passing through the first auxiliary roller 2 and the second auxiliary roller 3, the worker can observe whether the cloth is straightened. When the cloth is loose, the worker rotates the hand wheel to drive the lead screw to rotate, thereby driving the sliding block 121 to move up and down in the sliding groove 14, and further driving the first auxiliary roller 2 to move up and down, so as to adjust the pressure of the first auxiliary roller 2 on the cloth surface, and keep the cloth in a straight state during conveying.

[0040] Although the embodiments of the utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. A cloth face hole detection device characterized by comprising: The utility model provides a cloth width adjusting device, including frame and first auxiliary roller, second auxiliary roller, light emitting unit are connected on the frame, the light emitting unit is located between first auxiliary roller, second auxiliary roller, and is located cloth face below, the light emitting unit includes light source module and width adjusting module, width adjusting module is connected on the frame, light source module is connected on width adjusting module, light source module is used for providing light irradiation cloth face, width adjusting module is used for driving light source module and stretches out or contracts along the direction perpendicular to cloth conveyance.

2. The cloth face hole detection device according to claim 1, characterized by The width adjusting module includes motor, gear, rack, the motor is connected on the bottom of frame, the free end of motor passes through frame and is connected with gear, two rack is symmetrically arranged on both sides of gear along the direction perpendicular to cloth conveyance, and is engaged with gear, the rack is slidably connected with frame, the light source module is connected on the upper surface of rack.

3. The cloth face hole detection device according to claim 2, characterized by The light source module includes two LED lamp groups, a plurality of LED lamps are arranged in the LED lamp group, and the two LED lamp groups are connected on the upper surface of two rack respectively.

4. The cloth face hole detection device according to claim 2, characterized by The frame is provided with a slide rail, and the rack is slidably connected with the frame through the slide rail.

5. The fabric defect detection apparatus according to claim 2, wherein One end of the rack close to the edge of cloth face is provided with a positioning plate, and the positioning plate is used for aligning the edge of cloth face with different widths.

6. The cloth face hole detection device according to claim 5, characterized by The side of the rack away from the positioning plate is provided with a limiting boss, and the limiting boss is used for preventing the rack from being separated from the gear.

7. The fabric defect detection apparatus according to claim 1, wherein The frame is provided with a tension adjusting module, and the first auxiliary roller is rotatably connected with the tension adjusting module.

8. The cloth face hole detection device according to claim 7, characterized by The tension adjusting module includes a sliding block and a driving assembly, the frame is provided with a sliding boss, the sliding boss is provided with a sliding groove, the sliding block is slidably connected with the sliding groove, and the first auxiliary roller is rotatably connected with the sliding block through the sliding groove.

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