Light curtain detection device

Abstract

The utility model discloses a light curtain detection device, and relates to the technical field of household paper production. The embossing machine comprises a base, a detection assembly and an adjusting assembly, the top of the base is fixedly connected with an embossing machine body, a guide roller is movably connected to the rear side between the two sides of an inner cavity of a rack of the embossing machine body, the detection assembly comprises two cross beams, and the rear sides of the cross beams are fixedly connected with the embossing machine body. Through the arrangement of the detection assembly, the two light curtain sensors can be used for detecting conveyed paper, the embossing machine body can be timely controlled to stop running when the paper is broken, meanwhile, the detection roller is in contact with the bottom of the paper, and the detection roller is extruded through tension of the paper, so that the detection roller can apply pressure to the pressure sensor; when the pressure sensor detects that the pressure value changes, the embossing machine body is controlled to be shut down, and the situation that after paper breaking, the embossing machine body continues to convey the paper, and serious winding is generated is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of paper for daily use production technology, especially relate to light curtain detection device. BACKGROUND

[0002] The embossing equipment for paper for daily use is mechanical equipment specially used for embossing treatment of paper for daily use, and the equipment can press fine patterns or patterns into the surface of paper by applying pressure, so that the appearance and texture of paper are improved, and the practicality and artistic nature of paper are enhanced.

[0003] In the process of embossing operation of paper for daily use, the light eye detection device fixed on the rack is used to monitor the conveyed paper, and the embossing machine is stopped in time when paper breakage occurs, so that the paper is prevented from winding on the surface of the roller, but the existing embossing paper breakage detection device has only 120° wide-angle light eye irradiation, only four light eyes cover the whole piece, and the device cannot detect the paper breakage in time after the paper breakage, the original photoelectric transmission reaction time is 2S, the reaction time is too slow, the embossing paper winding is very serious, and the device is not convenient to use.

[0004] Therefore, the light curtain detection device is provided to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a light curtain detection device, which solves the problems of limited detection coverage of the embossing machine paper breakage detection device in the prior art, cannot detect paper breakage in time, too long detection reaction time, cannot control the embossing machine to stop in time, and serious embossing paper winding by cooperation of the detection assembly and the adjusting assembly.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme.

[0007] The utility model discloses a light curtain detection device, including base, detection component and adjusting component, the top fixed connection of base has the embossing machine body, the rear side swing joint between embossing machine body rack inner chamber both sides has the guide roller, the detection component includes two crossbeams, the rear side of crossbeam all is with embossing machine body fixed connection, the opposite side of two crossbeams all is fixedly connected with light curtain inductor, the both sides of embossing machine body front side all is provided with the bracket, the bottom fixed connection of bracket inner chamber has the spring, the top fixed connection of spring has the top block, the top fixed connection of top block has the pressure sensor, the top fixed connection of pressure sensor has the sliding block, and the swing joint of two sliding blocks has the detection roller, the adjusting component includes two control boxes, and the opposite side of two control boxes all is with embossing machine body fixed connection, the bottom fixed connection of control box inner chamber has the motor, the top fixed connection of motor output is with screw rod, the surface screw connection of screw rod has telescopic link, the top fixed connection of telescopic link has the connecting plate, and the opposite side of two connecting plates all is through control box and is fixedly connected with the bracket.

[0008] Through the above technical scheme, the detection range of paper break detection can be increased through the detection component, the embossing machine body can be controlled to stop when paper break occurs, and serious paper winding can be avoided, and the use height of the bracket and the detection roller can be adjusted through the adjusting component, so that different specifications and different types of paper can be detected, and the application range is improved.

[0009] The utility model further sets up, the inner wall of telescopic link is equipped with the screw thread that cooperates with screw rod, and the opposite side of two control boxes all is equipped with the movable opening that cooperates with connecting plate.

[0010] Through the above technical scheme, the use height of the telescopic link can be conveniently controlled through the screw rod by setting the screw thread, and the connecting plate can be conveniently moved up and down by setting the movable opening.

[0011] The utility model further sets up, and the front and rear of control box inner chamber all are fixedly connected with slide rail, and the inner chamber sliding of slide rail is connected with slide plate, and the opposite side of two slide plates all is fixedly connected with telescopic link.

[0012] Through the above technical scheme, the telescopic link can be positioned through setting the slide rail and the slide plate, so that it can move stably, and self-rotation is prevented.

[0013] The utility model further sets up, and the bottom of control box left side is fixedly connected with triangle reinforcing plate, and the opposite side of two triangle reinforcing plates all is fixedly connected with embossing machine body.

[0014] Through adoption of the above technical scheme, the triangular reinforcing plate is arranged to increase the stability of the connection between the control box and the embossing machine body, and prevent loosening during use.

[0015] The utility model further sets up, the light curtain inductor is fixedly connected with crossbeam through bolt, the model of light curtain inductor is AX40-34 light curtain 1320 inductor.

[0016] Through adoption of the above technical scheme, the light curtain inductor is fixed through the bolt, which can facilitate the disassembly, maintenance and repair of the light curtain inductor by the staff.

[0017] The utility model further sets up, the internal light distance of light curtain inductor is 10mm, and the distance of the two light curtain inductors is 40cm.

[0018] Through adoption of the above technical scheme, the internal light distance of the light curtain inductor is 10mm, and the distance of the two light curtain inductors is 40cm, so that the response time of the light curtain inductor is 10ms, the downtime is greatly shortened, and the paper winding is avoided.

[0019] The utility model further sets up, the two sides of the guide roller are movably connected with the rack of the embossing machine body through bearings, and the opposite sides of the two control boxes are fixedly connected with baffles through screws.

[0020] Through adoption of the above technical scheme, the bearings are arranged to increase the stability of the guide roller during rotation, and the baffles are arranged to facilitate the maintenance and repair of the parts in the control box by the staff.

[0021] The utility model further sets up, the bottom of the base is provided with mounting holes, the number of mounting holes is four, and the mounting holes are evenly distributed on the bottom of the base.

[0022] Through adoption of the above technical scheme, the mounting holes are arranged to facilitate the staff to fix the base at a specified position, and prevent the base from deviating during work.

[0023] The utility model has the following beneficial effects.

[0024] 1、 the utility model discloses through the setting of detection component, can utilize two light curtain inductors to detect the paper conveyed, when paper breakage occurs, the embossing machine body can be controlled to stop running in time, and the detection roller contacts the bottom of the paper, and the detection roller is extruded through the tension of the paper, so that it can exert pressure on the pressure sensor, when the pressure sensor detects the pressure value change, then control the embossing machine body to shut down, avoid the serious winding of the embossing machine body to the paper after paper breakage.

[0025] 2, The utility model discloses through the setting of adjusting assembly, can through motor and screw rod cooperation control telescopic link and the use height of connecting plate, utilize connecting plate control two bracket and the use height of detection roller, make it can adjust the use height of detection roller according to different type paper, avoid paper type difference, tension difference to the pressure reading of pressure sensor difference, make detection roller can accurate detection to paper, improve the detection effect of detection roller, prevent paper after paper breakage continue to transport and occur winding. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the embodiment description needed to use the drawing do simple introduction.

[0027] Figure 1 It is the perspective view of light curtain detection device;

[0028] Figure 2 It is the rear view of light curtain detection device;

[0029] Figure 3 It is the schematic diagram of crossbeam and light curtain sensor in light curtain detection device;

[0030] Figure 4 It is the control box section view in light curtain detection device;

[0031] Figure 5 It is the explosion view of detection assembly in light curtain detection device.

[0032] In the drawing, 1, base;2, embossing machine body;3, guide roller;4, detection assembly;401, crossbeam;402, light curtain sensor;403, bracket;404, spring;405, top block;406, pressure sensor;407, sliding block;408, detection roller;5, adjusting assembly;501, control box;502, motor;503, screw;504, telescopic link;505, connecting plate;6, mounting hole. DETAILED DESCRIPTION

[0033] The technical scheme in the embodiments of the utility model will be described below in conjunction with the drawings in the embodiments of the utility model, and the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0034] Embodiment one

[0035] Please refer to Figures 1-5The utility model discloses a light curtain detection device, including base 1, detection subassembly 4 and adjusting assembly 5, the top fixed connection of base 1 has the embossing machine body 2, the rear side swing joint between the both sides of embossing machine body 2 rack inner chamber has the guide roller 3, detection subassembly 4 includes two crossbeam 401, and the rear side of crossbeam 401 all are fixedly connected with embossing machine body 2, and the opposite side of two crossbeam 401 all are fixedly connected with light curtain inductor 402, and the both sides of embossing machine body 2 front side all are provided with bracket 403, and the bottom fixed connection of bracket 403 inner chamber has spring 404, and the top fixed connection of spring 404 has the top block 405, and the top fixed connection of top block 405 has pressure sensor 406, and the top fixed connection of pressure sensor 406 has sliding block 407, and the swing joint between two sliding blocks 407 has detection roller 408, adjusting assembly 5 includes two control box 501, and the opposite side of two control box 501 all are fixedly connected with embossing machine body 2, and the bottom fixed connection of control box 501 inner chamber has motor 502, and the top fixed connection of motor 502 output end has screw rod 503, and the surface screw connection of screw rod 503 has telescopic link 504, and the top fixed connection of telescopic link 504 has connecting plate 505, and the opposite side of two connecting plates 505 all are fixedly connected with bracket 403 and are passed through control box 501.

[0036] Specific: guide roller 3 can guide the paper to be embossed, make it can smoothly pass embossing machine body 2, crossbeam 401 can conveniently install fixed light curtain inductor 402, bracket 403 can conveniently install detection roller 408, pressure sensor 406 can detect the pressure value that detection roller 408 receives, when pressure returns to zero, then show that paper breakage occurs, sliding block 407 can control detection roller 408 in bracket 403 inner chamber and slide up and down, and screw rod 503 can cooperate with motor 502 and adjust the use height of telescopic link 504 and connecting plate 505.

[0037] Example two

[0038] Please refer to Figures 1-5On the basis of embodiment one, the inner wall of the telescopic rod 504 is provided with threads matched with the screw rod 503, the opposite side of each control box 501 is provided with a movable opening matched with the connecting plate 505, the front side and the rear side of the inner cavity of the control box 501 are fixedly connected with sliding rails, the inner cavities of the sliding rails are slidably connected with sliding plates, the opposite side of each sliding plate is fixedly connected with the telescopic rod 504, the bottom of the left side of the control box 501 is fixedly connected with a triangular reinforcing plate, the opposite side of each triangular reinforcing plate is fixedly connected with the embossing machine body 2, the light curtain sensor 402 is fixedly connected with the cross beam 401 through bolts, the model of the light curtain sensor 402 is AX40-34 light curtain 1320 sensor, the internal light distance of the light curtain sensor 402 is 10mm, the opposite distance of the two light curtain sensors 402 is 40cm, the two sides of the guide roller 3 are movably connected with the rack of the embossing machine body 2 through bearings, the opposite side of each control box 501 is fixedly connected with a baffle through screws, the bottom of the base 1 is provided with mounting holes 6, the number of the mounting holes 6 is four, and they are evenly distributed on the bottom of the base 1.

[0039] Specifically: the use height of the telescopic rod 504 can be conveniently controlled by the screw rod 503 through the setting of threads, the connecting plate 505 can be conveniently moved up and down through the setting of movable openings, the telescopic rod 504 can be positioned to move stably and prevent self-rotation through the setting of sliding rails and sliding plates, the stability of the connection between the control box 501 and the embossing machine body 2 can be increased through the setting of triangular reinforcing plates to prevent loosening during use, the light curtain sensor 402 can be conveniently disassembled, maintained and repaired by workers through the setting of bolts, the sensing reaction time of the light curtain sensor 402 is 10ms by setting the internal light distance to 10mm and the opposite distance to 40cm, which greatly shortens the downtime and avoids paper winding, the stability of the guide roller 3 during rotation can be increased through the setting of bearings, the workers can conveniently maintain and repair the parts in the control box 501 through the setting of baffles, the workers can conveniently fix the base 1 at a specified position through the setting of mounting holes 6 to prevent deviation during work.

[0040] The working principle of the utility model is: the embossing machine body 2 carries out embossing treatment to the paper transported by the guide roller 3, the light curtain inductor 402 is used for detecting the transported paper, when paper breakage occurs, the embossing machine body 2 can be controlled to stop quickly, at the same time, the motor 502 is started, the motor 502 cooperates with the screw rod 503 to control the use height of the telescopic rod 504 and the connecting plate 505, the connecting plate 505 moves to drive the bracket 403 and the detection roller 408 to move, according to the paper type and the tension of the paper, the use position of the detection roller 408 is adjusted, the detection roller 408 holds the paper, the detection roller 408 is extruded by the tension of the paper, the sliding block 407 extrudes the pressure sensor 406, when the pressure sensor 406 does not detect pressure, it indicates that the paper breaks, the embossing machine body 2 is controlled to close immediately, avoiding that the embossing machine body 2 continues to transport after paper breakage occurs, and serious winding occurs.

[0041] The above disclosed preferred embodiments of the utility model are only used for helping to set forth the utility model, the preferred embodiments do not describe all the details, and also do not limit the utility model to only the specific implementation mode, the description selects and specifically describes these embodiments, is in order to better explain the principle and practical application of the utility model, thereby enabling the person skilled in the art to understand and utilize the utility model well.

Claims

1. Light curtain detection device, comprising a base (1), a detection assembly (4) and an adjustment assembly (5), characterized in that: The top of the base (1) is fixedly connected with an embossing machine body (2), and the rear side between the two sides of the inner cavity of the embossing machine body (2) is movably connected with a guide roller (3). The detection assembly (4) comprises two cross beams (401), the rear side of each of the cross beams (401) is fixedly connected with the embossing machine body (2), and the opposite side of each of the two cross beams (401) is fixedly connected with a light curtain sensor (402); the two sides of the front side of the embossing machine body (2) are each provided with a bracket (403), the bottom of the inner cavity of each bracket (403) is fixedly connected with a spring (404), the top of the spring (404) is fixedly connected with a top block (405), the top of the top block (405) is fixedly connected with a pressure sensor (406), and the top of the pressure sensor (406) is fixedly connected with a sliding block (407); the detection roller (408) is movably connected between the two sliding blocks (407). The adjusting assembly (5) comprises two control boxes (501), and the opposite side of each of the two control boxes (501) is fixedly connected with the embossing machine body (2); the bottom of the inner cavity of each control box (501) is fixedly connected with a motor (502), the top of the output end of the motor (502) is fixedly connected with a screw rod (503), the surface of the screw rod (503) is threadedly connected with a telescopic rod (504), and the top of the telescopic rod (504) is fixedly connected with a connecting plate (505); the opposite side of each of the two connecting plates (505) penetrates through the control box (501) and is fixedly connected with the bracket (403).

2. The light curtain detection device of claim 1, wherein: The inner wall of the telescopic rod (504) is provided with threads matched with the screw rod (503), and the opposite side of each of the two control boxes (501) is provided with a movable opening matched with the connecting plate (505).

3. The light curtain detection device of claim 1, wherein: The front side and the rear side of the inner cavity of the control box (501) are each fixedly connected with a sliding rail, the inner cavity of the sliding rail is slidingly connected with a sliding plate, and the opposite side of each of the two sliding plates is fixedly connected with the telescopic rod (504).

4. The light curtain detection device of claim 1, wherein: The bottom of the left side of the control box (501) is fixedly connected with a triangular reinforcing plate, and the opposite side of each of the two triangular reinforcing plates is fixedly connected with the embossing machine body (2).

5. The light curtain detection device of claim 1, wherein: The light curtain sensor (402) is fixedly connected with the cross beam (401) through bolts, and the model of the light curtain sensor (402) is AX40-34 light curtain 1320 sensor.

6. The light curtain detection device of claim 1, wherein: The internal light distance of the light curtain sensor (402) is 10 mm, and the opposite shooting distance of the two light curtain sensors (402) is 40 cm.

7. The light curtain detection device of claim 1, wherein: The two sides of the guide roller (3) are movably connected with the rack of the embossing machine body (2) through bearings, and the opposite side of each of the two control boxes (501) is fixedly connected with a baffle through screws.

8. The light curtain detection device of claim 1, wherein: The bottom of the base (1) is provided with mounting holes (6), the number of the mounting holes (6) is four, and the mounting holes (6) are uniformly distributed on the bottom of the base (1).

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