CN210294047U

CN210294047U - Synthetic leather colour difference detection device

Info

Publication number: CN210294047U
Application number: CN201920998625.XU
Authority: CN
Inventors: 全志勇
Original assignee: Guangzhou Yihekang Technology Materials Co ltd
Current assignee: Guangzhou Yihekang Technology Materials Co ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-04-10
Anticipated expiration: 2029-06-29

Abstract

The utility model discloses a synthetic leather colour difference detection device, including transport mechanism, flattening mechanism, drive unit and colour difference detecting element, transport mechanism installs on the bottom plate through four pillars that the array distributes, flattening mechanism contains box, squeeze roll and bedplate, box and bedplate are all arranged in on the bottom plate, the squeeze roll is equipped with three groups and rotates with the bedplate to be connected, bedplate and squeeze roll all arrange inside the box, the colour difference detecting element is arranged in the bottom of drive unit, the colour difference detecting element is connected with the external computer electricity; this synthetic leather colour difference detection device is equipped with flattening mechanism, has overcome the crooked and crease of synthetic leather and to the influence of colour difference detection, improves the degree of accuracy of device, is equipped with anti-interference case, and the cooperation of light guide plate and reflector plate is used for the light source can be collected by the integrating sphere with even light after the reflection, has reduced the influence of outside light to colour difference detection, is equipped with adjusting screw, adjusts the distance between squeeze roll and the transport mechanism to improve the extrusion degree.

Description

Synthetic leather colour difference detection device

Technical Field

The utility model relates to a synthetic leather technical field specifically is a synthetic leather colour difference detection device.

Background

The synthetic leather is a plastic product simulating the composition and structure of natural leather and capable of being used as a substitute material, generally, impregnated non-woven fabric is used as a net layer, a microporous polyurethane layer is used as a grain layer, in the production process, the chromatic aberration of the synthetic leather may be caused due to poor compatibility of a pigment and a coating agent, poor dispersion of the pigment or uneven stirring, the traditional detection method adopts visual observation, the method has low efficiency, eyes are easy to fatigue and dazzle after being watched for a long time, so that a judgment error is caused, the color of the synthetic leather is collected by a collecting lens and is compared with the qualified color in a computer to obtain the chromatic aberration, but the existing equipment is easily influenced by external light, the collecting lens of the equipment is easily misled by the external light, so that the detection is inaccurate, and the bending and crease of the synthetic leather are easy to influence the collection result during the detection, resulting in a large error in the detection of chromatic aberration.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a synthetic leather colour difference detection device, the difficult easy light interference of examining outward of collecting lens, the crooked and crease of synthetic leather can not cause the influence to the acquisition result, and the degree of accuracy that the colour difference detected is high, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a synthetic leather color difference detection device comprises a conveying mechanism, a flattening mechanism, a driving unit and a color difference detection unit; the conveying mechanism is arranged on the bottom plate through four supporting columns distributed in an array manner; the flattening mechanism comprises a box body, three groups of squeezing rollers and a support plate, wherein the box body and the support plate are arranged on a bottom plate, the three groups of squeezing rollers are rotatably connected with the support plate, and the support plate and the squeezing rollers are arranged in the box body; the driving unit comprises a sliding rod, a driving motor, a gear and a movable ring, a support is arranged on the box body, the driving unit is connected with the support, the driving motor is arranged on the support, an output shaft of the driving motor is connected with a rotating shaft, the gear is arranged at the bottom end of the rotating shaft, the sliding rod is connected to the bottom end of the support in a sliding mode, the movable ring is arranged in the middle of the sliding rod, a first conical tooth is arranged on the inner wall of the movable ring, and the first conical tooth is meshed with the gear; the color difference detection unit is arranged at the bottom end of the driving unit and is electrically connected with an external computer; wherein: the power supply box is characterized by further comprising a control switch group, wherein the control switch group is arranged on the box body and electrically connected with an external power supply, and the control switch group is electrically connected with the driving motor.

According to the arrangement, the synthetic leather is conveyed through the conveying mechanism and is flattened by the flattening mechanism, then the color difference detection unit is driven by the driving unit to collect the color of the synthetic leather and transmit the color to an external computer for analysis, and the influence of the bending and crease of the synthetic leather on the collection result is overcome.

Furthermore, the second tapered teeth are arranged on the gear and distributed on the one sixth circumference of the gear, the first tapered teeth are arranged on the inner walls of the two sides of the movable ring, the number of the first tapered teeth is consistent with that of the second tapered teeth, and the color difference detection unit can acquire the color of the synthetic leather in a reciprocating mode through the cooperation of the first tapered teeth and the second tapered teeth, so that the trouble of forward rotation and reverse rotation of the driving motor is avoided.

Further, the color difference detection unit comprises an optical fiber spectrometer, a halogen tungsten lamp and an integrating sphere, the optical fiber spectrometer is arranged on the box body, the integrating sphere is arranged at the bottom end of the movable ring, the halogen tungsten lamp is arranged on the right side face of the movable ring and is obliquely arranged towards the conveying mechanism, the integrating sphere is electrically connected with the optical fiber spectrometer, the optical fiber spectrometer is electrically connected with an external computer, the control switch group is electrically connected with the integrating sphere, the halogen tungsten lamp and the optical fiber spectrometer, a light source is reflected on the synthetic leather and is collected by the integrating sphere, and then the light source is transmitted to the optical fiber spectrometer through an optical fiber sensor, so that the color can be accurately collected.

Further, still include anti-interference case, on transport mechanism was arranged in to anti-interference case, anti-interference case was the box that four light guide plates are constituteed, and its outside parcel installs the reflector plate, and the bottom of right side light guide plate is equipped with the feed inlet, and light guide plate reflectivity is high, and with the reflector plate cooperation, can make the reverberation more even.

Further, still include adjusting screw, adjusting screw is equipped with four groups and array distribution in the bottom of bottom plate, and adjusting screw and bottom plate threaded connection, and its top is passed through the bearing and is connected with the bedplate rotation, pillar and bedplate sliding connection can adjust the distance between squeeze roll and the transport mechanism through adjusting screw to improve the extrusion degree, and adapt to the synthetic leather of different thickness.

Further, still include fastening screw, fastening screw is hexagon bolt and passes box and support plate threaded connection, and fastening screw is equipped with two sets ofly, and is located the front and back side of support plate respectively, the gasket has cup jointed on the fastening screw, the gasket is located between fastening screw and the box, and through the fixed support plate of fastening screw, the adjusting screw who avoids the bottom appears becoming flexible, improves the steadiness.

Further, still include the backup pad, the backup pad is equipped with four groups, and the array distributes in the bottom of bottom plate, and the backup pad provides the supporting role, and the bottom space of bottom plate is enough big, conveniently adjusts adjusting screw.

Compared with the prior art, the beneficial effects of the utility model are that: this synthetic leather colour difference detection device has following benefit:

1. the flattening mechanism is arranged, so that the influence of the bending and crease of the synthetic leather on the chromatic aberration detection is overcome, and the accuracy of the device is improved;

2. the anti-interference box is arranged, and the light guide plate and the reflector plate are matched for use, so that a light source can be collected by the integrating sphere as uniform light after being reflected, and the influence of external light on color difference detection is reduced;

3. the adjusting screw is arranged to adjust the distance between the extrusion roller and the conveying mechanism so as to improve the extrusion degree and adapt to the synthetic leather with different thicknesses.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the right side structure of the present invention;

fig. 3 is a schematic view of the local enlarged structure at a position of the present invention.

In the figure: the device comprises a control switch group 1, a bottom plate 2, a conveying mechanism 3, a flattening mechanism 4, a box body 41, a squeezing roller 42, a support plate 43, an anti-interference box 5, a chromatic aberration detection unit 6, a fiber spectrometer 61, a halogen tungsten lamp 62, an integrating sphere 63, a driving unit 7, a sliding rod 71, a driving motor 72, a gear 73, a movable ring 74, a support 8, a support 9, an adjusting screw 10, a fastening screw 11, a gasket 12 and a support plate 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the first embodiment is as follows:

a synthetic leather color difference detection device comprises a conveying mechanism 3, a flattening mechanism 4, a driving unit 7 and a color difference detection unit 6; the conveying mechanism 3 is arranged on the bottom plate 2 through four supporting columns 9 distributed in an array manner, and the synthetic leather is conveyed into the anti-interference box 5; the flattening mechanism 4 comprises a box body 41, a squeezing roller 42 and a support plate 43, the box body 41 and the support plate 43 are arranged on the bottom plate 2, the squeezing roller 42 is provided with three groups and is rotatably connected with the support plate 43, the support plate 43 and the squeezing roller 42 are arranged in the box body 41, the box body 41 is used as a bearing unit, a bearing driving unit 7 and the support plate 43, the synthetic leather is flattened through the squeezing roller 42, the influence of the bending and crease marks of the synthetic leather on the color difference detection is overcome, and the detection accuracy is improved; the driving unit 7 comprises a sliding rod 71, a driving motor 72, a gear 73 and a movable ring 74, the driving unit 7 is connected with the box 41 through a bracket 8, the driving motor 72 is arranged on the bracket 8, an output shaft of the driving motor is connected with a rotating shaft, the gear 73 is arranged at the bottom end of the rotating shaft, the sliding rod 71 is connected at the bottom end of the bracket 8 in a sliding manner, the movable ring 74 is arranged at the middle part of the sliding rod 71, first conical teeth are arranged on the inner wall of the movable ring 74, the first conical teeth are meshed with the gear 73, the movable ring 74 is driven to move through the rotation of the gear 73, second conical teeth on the gear 73 are distributed on one sixth of the circumferences of the gear 73, first conical teeth are arranged on the inner walls of two sides of the movable ring 74, the number of the first conical teeth is consistent with the number of the second conical teeth, so that when the gear 73 rotates on one group of the first conical teeth, the movable ring 74 moves towards one direction, and when the second conical, the movable ring 74 moves in the other direction to perform a reciprocating motion; the color difference detection unit 6 is arranged at the bottom end of the driving unit 7, and the color difference detection unit 6 is electrically connected with an external computer and used for collecting the color of the synthetic leather and transmitting the data to the external computer.

Still include control switch group 1 and anti-interference case 5, anti-interference case 5 is arranged in on transport mechanism 3, be used for blockking the interference of outside light, anti-interference case 5 is the box that four light guide plates are constituteed, and its outside parcel installs the reflector plate, light is reflected to the reflector plate through synthetic leather, then reflect to the light guide plate and jet out even light through the reflector plate, collect by the window on the integrating sphere 63, the bottom of right side light guide plate is equipped with the feed inlet, it is inside that the synthetic leather of being convenient for gets into anti-interference case 5, control switch group 1 is arranged in on box 41, control switch group 1 is connected with the external power supply electricity, control switch group 1 is connected with driving motor 72 electricity.

Example two:

the difference between this embodiment and the first embodiment is that:

the chromatic aberration detecting unit 6 in this embodiment comprises an optical fiber spectrometer 61, a halogen tungsten lamp 62 and an integrating sphere 63, the optical fiber spectrometer 61 is arranged on a box 41, the optical fiber spectrometer 61 has high detection precision and can give out detailed spectrum information, the integrating sphere 63 is arranged at the bottom end of a movable ring 74, the integrating sphere 63 is used for collecting and transmitting light to the optical fiber spectrometer 61, the halogen tungsten lamp 62 is arranged on the right side surface of the movable ring 74 and is obliquely arranged towards a transmission mechanism 3 to form an incident angle, different angles of the installation of the halogen tungsten lamp 62 are related to the collection quality of the integrating sphere 63, the integrating sphere 63 is electrically connected with the optical fiber spectrometer 61, the optical fiber spectrometer 61 is electrically connected with an external computer, the analysis by the external computer is convenient and the prompt is given out when chromatic aberration is generated, a control switch group 1 is electrically connected with the integrating sphere 63, the halogen tungsten lamp 62 and the optical fiber spectrometer 61, and the array is distributed at the bottom end of the bottom plate 2 to play a supporting role.

Example three:

the difference between this embodiment and the first embodiment is that:

the embodiment also comprises two groups of adjusting screws 10, the adjusting screws 10 are provided with four groups and distributed at the bottom end of the bottom plate 2 in an array manner, the adjusting screws 10 are in threaded connection with the bottom plate 2, the top ends of the adjusting screws are rotationally connected with a support plate 43 through bearings, the support plate 43 is driven to move up and down through rotating the adjusting screws 10, the distance between the extrusion roller 42 and the conveying mechanism 3 is changed so as to increase the extrusion degree, meanwhile, the flattening mechanism 4 can flatten synthetic leather with different thicknesses, the supporting column 9 is in sliding connection with the support plate 43, the adjusting device also comprises two groups of fastening screws 11, the fastening screws 11 are hexagonal bolts and penetrate through the box body 41 to be in threaded connection with the support plate 43, the fastening screws 11 play a role in secondarily fixing the support plate 43, the fastening screws 11 are respectively positioned at the front side and the rear side of the support plate 43, gaskets 12 are sleeved on the fastening screws 11, increase area of contact, improve the steadiness.

When in use: an external power supply is switched on, the transmission mechanism 3 is started, the synthetic leather is placed at the right end of the transmission mechanism 3, the synthetic leather is flattened under the action of a squeezing roller 42 of a flattening mechanism 4 and enters an anti-interference box 5, a halogen tungsten lamp 62, an integrating sphere 63 and an optical fiber spectrometer 61 are turned on, a light source is reflected by the anti-interference box 5 and enters a window of the integrating sphere 63 and is transmitted to the optical fiber spectrometer 61 by an optical fiber sensor in the integrating sphere 63, a light signal in the optical fiber spectrometer 61 is converted into spectral data and is transmitted to an external computer by the optical fiber spectrometer 61 to complete the small-range chromatic aberration detection of the synthetic leather, a driving motor 72 is started, a gear 73 rotates, when the movable ring 74 contacts with a first group of first conical teeth, the movable ring 74 moves in one direction to drive the sliding rod 71 to slide, the detection of the distance at one end is completed, at the moment, the flattening mechanism 4 drives the, the movable ring 74 moves in the opposite direction to perform the second color collection, and reciprocates in sequence, and when the height is adjusted, the fastening screws 11 on both sides are loosened, and the adjusting screws 10 are simultaneously rotated to drive the support plate 43 to slide up and down, thereby achieving the purpose of adjusting the distance between the squeeze roller 42 and the conveying mechanism 3.

It should be noted that the core chip of the control switch group 1 disclosed in this embodiment is a PLC single chip, the specific model is siemens S7-200, the drive motor 72 is a wound-rotor magnetic pole type high torque motor preferably designed by AMETEK Prestolite, the model of the integrating sphere 63 is ISP500, the model of the optical fiber spectrometer 61 is an ATP2001 high performance-price ratio spectrometer, and the control switch group 1 controls the optical fiber spectrometer 61, the integrating sphere 63, the halogen tungsten lamp 62 and the drive motor 72 to work by a method commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a synthetic leather colour difference detection device which characterized in that: comprises a conveying mechanism (3), a flattening mechanism (4), a driving unit (7) and a color difference detection unit (6); the conveying mechanism (3) is arranged on the bottom plate (2) through four supporting columns (9) distributed in an array manner; the flattening mechanism (4) comprises a box body (41), extrusion rollers (42) and a support plate (43), wherein the box body (41) and the support plate (43) are arranged on the bottom plate (2), the extrusion rollers (42) are provided with three groups and are rotationally connected with the support plate (43), and the support plate (43) and the extrusion rollers (42) are arranged in the box body (41); the driving unit (7) comprises a sliding rod (71), a driving motor (72), a gear (73) and a movable ring (74), a support (8) is arranged on the box body (41), the driving unit (7) is connected with the support (8), the driving motor (72) is arranged on the support (8), an output shaft of the driving motor is connected with a rotating shaft, the gear (73) is installed at the bottom end of the rotating shaft, the sliding rod (71) is connected to the bottom end of the support (8) in a sliding mode, the movable ring (74) is installed in the middle of the sliding rod (71), a first conical tooth is installed on the inner wall of the movable ring (74), and the first conical tooth is meshed with the gear (73); the color difference detection unit (6) is arranged at the bottom end of the driving unit (7), and the color difference detection unit (6) is electrically connected with an external computer; wherein: the power supply device is characterized by further comprising a control switch group (1), wherein the control switch group (1) is arranged on the box body (41), the control switch group (1) is electrically connected with an external power supply, and the control switch group (1) is electrically connected with the driving motor (72).

2. The device for detecting the chromatic aberration of synthetic leather according to claim 1, characterized in that: the gear (73) is provided with second conical teeth, the second conical teeth are distributed on one sixth of the circumference of the gear (73), the first conical teeth are arranged on the inner walls of two sides of the movable ring (74), and the number of the first conical teeth is consistent with that of the second conical teeth.

3. The device for detecting the chromatic aberration of synthetic leather according to claim 1, characterized in that: the chromatic aberration detecting unit (6) contains optical fiber spectrometer (61), halogen tungsten lamp (62) and integrating sphere (63), box (41) are arranged in to optical fiber spectrometer (61), the bottom at activity ring (74) is installed in integrating sphere (63), the right flank of activity ring (74) is arranged in to halogen tungsten lamp (62), and sets up towards transport mechanism (3) slope, and integrating sphere (63) are connected with optical fiber spectrometer (61) electricity, and optical fiber spectrometer (61) is connected with outside computer electricity, control switch group (1) and integrating sphere (63), halogen tungsten lamp (62) and optical fiber spectrometer (61) electricity are connected.

4. The device for detecting the chromatic aberration of synthetic leather according to claim 1, characterized in that: still include anti-interference case (5), on transport mechanism (3) was arranged in to anti-interference case (5), anti-interference case (5) were the box that four light guide plates are constituteed, and its outside parcel has the reflector plate, and the bottom of right side light guide plate is equipped with the feed inlet.

5. The device for detecting the chromatic aberration of synthetic leather according to claim 1, characterized in that: still include adjusting screw (10), adjusting screw (10) are equipped with four groups and the array distributes in the bottom of bottom plate (2), adjusting screw (10) and bottom plate (2) threaded connection, and its top is rotated through bearing and support plate (43) and is connected, pillar (9) and support plate (43) sliding connection.

6. The device for detecting the chromatic aberration of synthetic leather according to claim 1, characterized in that: still include fastening screw (11), fastening screw (11) are hexagon bolt and pass box (41) and support plate (43) threaded connection, and fastening screw (11) are equipped with two sets ofly, and are located the front and back side of support plate (43) respectively, gasket (12) have been cup jointed on fastening screw (11), gasket (12) are located between fastening screw (11) and box (41).

7. The device for detecting the chromatic aberration of synthetic leather according to claim 1, characterized in that: the novel solar cell module is characterized by further comprising four support plates (13), wherein the four support plates (13) are distributed at the bottom end of the bottom plate (2) in an array mode.