Discharging joint detection device

Abstract

The utility model discloses a discharging joint detection device, which comprises a mounting seat, a detection device and a control device, a wheel shaft of the detection fixed wheel is fixed on the mounting seat; a wheel shaft of the detection driving wheel is fixed on a sliding seat, and the sliding seat can slide relative to the mounting seat along the first direction or the second direction; the contact sensor comprises a first contact and a second contact, the first contact is fixed on the mounting seat, the second contact is fixed on the sliding seat, and the second contact is located at the front end of the first contact in the first direction; when the material with the thickness smaller than or equal to the preset thickness is conveyed between the detection fixed wheel and the detection movable wheel, the second contact is in contact with the first contact; when the material with the thickness larger than the preset thickness passes through the position between the detection fixed wheel and the detection movable wheel, the detection movable wheel drives the sliding base to slide in the first direction, the second contact is separated from the first contact, and the contact type inductor sends out an induction signal. The detection device provided by the utility model is simple in structure, high in detection sensitivity and less in leak detection.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic feeding equipment technical field, especially relate to a discharging joint detection device. BACKGROUND

[0002] In the automatic production and detection process, small products are often connected one by one or adhered to a strip to form a material belt. The small products on the material belt are placed one by one or in batches at the target position in the form of conveying the material belt, realizing flow production. At this time, in order to improve the continuity and efficiency of automatic production and detection, multiple material belts are connected end to end, and the waste at the joint is cut off after the process is completed. Therefore, how to accurately detect the material belt joint and prevent missing detection of the joint becomes a problem to be solved. SUMMARY

[0003] Therefore, in order to solve the above problems in the prior art, the utility model provides a discharging joint detection device which has high sensitivity to the thickness change of the material and low possibility of missing detection of the material joint.

[0004] Therefore, the utility model provides a discharging joint detection device, which comprises:

[0005] a mounting seat;

[0006] a detection fixed wheel, the wheel shaft of which is fixed on the mounting seat;

[0007] a detection movable wheel, the wheel shaft of which is fixed on a sliding seat, and the sliding seat can slide relative to the mounting seat in a first direction or a second direction;

[0008] a contact type inductor, comprising a first contact and a second contact, the first contact is fixed on the mounting seat, and the second contact is fixed on the sliding seat, and the second contact is located at the front end of the first contact in the first direction;

[0009] When the material with a thickness less than or equal to a preset thickness is conveyed between the detection fixed wheel and the detection movable wheel, the second contact and the first contact are in contact; when the material with a thickness greater than the preset thickness is conveyed between the detection fixed wheel and the detection movable wheel, the detection movable wheel drives the sliding seat to slide in the first direction, the second contact is separated from the first contact, and the contact type inductor sends an inductive signal.

[0010] Optionally, the discharging joint detection device further comprises:

[0011] a resilient member arranged between the mounting seat and the sliding seat; when the second contact is separated from the first contact, the sliding seat pushes the resilient member, the resilient member generates a pushing force towards the second direction, and the sliding seat is pushed to slide in the second direction until the second contact is in contact with the first contact.

[0012] Optionally, the mounting seat is fixed with a mounting frame, the mounting frame is provided with a mounting hole, and the first contact is arranged in the mounting hole.

[0013] Optionally, the mounting frame comprises a gantry body and a clamping groove arm, one end of the clamping groove arm is fixed to the gantry body, and a clamping groove is formed between the clamping groove arm and the gantry body, and the mounting hole is formed in the clamping groove.

[0014] Optionally, the other end of the clamping groove arm is provided with a first clamping hole, the gantry body is provided with a second clamping hole corresponding to the first clamping hole, and a screw arranged in the first clamping hole and the second clamping hole fixes the first contact in the mounting hole.

[0015] Optionally, the detection driving wheel is arranged at the first end of the sliding seat, the second end of the sliding seat passes through the gantry body along the first direction, the second end of the sliding seat is provided with a first mounting plate, and the second contact is fixed to the first mounting plate.

[0016] Optionally, the mounting seat is provided with a second mounting plate corresponding to the first mounting plate, and the elastic member is arranged between the first mounting plate and the second mounting plate.

[0017] Optionally, the first mounting plate and the second mounting plate are respectively provided with a first limiting hole and a second limiting hole, and two ends of the elastic member are arranged in the first limiting hole and the second limiting hole respectively.

[0018] Optionally, the discharging connector detection device further comprises:

[0019] The material guiding seat is arranged on the mounting seat, and the material guiding seat is provided with two material guiding grooves arranged on two sides of the transmission gap between the detection driving wheel and the detection fixed wheel.

[0020] Optionally, the material guiding groove comprises an inlet end and an outlet end arranged along the transmission direction of the material, and the groove width of the inlet end of the material guiding groove gradually increases in the process of approaching the inlet.

[0021] The technical scheme provided by the utility model has the following advantages:

[0022] The material feeding joint detection device provided by this utility model has a sliding connection between a detection moving wheel and a mounting base. A first contact and a second contact of a contact sensor are respectively disposed on the sliding wheel and the mounting base. The second contact is located at the front end of the first contact in a first direction. This ensures that the contact sensor will not be activated when material with a thickness less than the preset thickness passes between the detection moving wheel and the detection fixed wheel. However, it will immediately activate the contact sensor when material with a thickness greater than the preset thickness passes between the detection moving wheel and the detection fixed wheel. Therefore, by simply setting the preset thickness according to the conventional material thickness (excluding the thickness of the material at the joint), the material feeding joint detection device can immediately issue a sensing signal when encountering a material joint with a thickness exceeding the conventional thickness (the thickness of the material after overlapping welding at the joint is necessarily greater than the conventional material thickness), without any missed detection. The detection sensitivity is high, and the structure of this detection device is simple. Attached Figure Description

[0023] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0024] Figure 1 A schematic diagram of the structure of a material feeding joint detection device provided in an embodiment of this utility model;

[0025] Figure 2 A schematic diagram of a material discharge joint detection device for materials with a thickness greater than a preset thickness passing between a fixed detection wheel and a moving detection wheel;

[0026] Figure 3 for Figure 1 Exploded view of the structure of the material discharge joint detection device in the middle;

[0027] Figure 4 A schematic diagram of the slide block in a material feeding joint detection device provided for an embodiment of this utility model;

[0028] Figure 5 A schematic diagram of another material feeding joint detection device provided in an embodiment of this utility model;

[0029] Figure Labels

[0030] 1-Mounting base; 11-Mounting bracket; 111-Mounting hole; 112-Gantry frame body; 113-Clamping arm; 114-First clamping hole; 12-Second mounting plate; 121-Second limiting hole;

[0031] 2 - slide; 21 - first mounting plate; 211 - first limiting hole; 212 - threaded hole;

[0032] 3 - detection fixed wheel;

[0033] 4 - detection movable wheel;

[0034] 5 - contact type inductor; 51 - first contact; 52 - second contact;

[0035] 61 - slide rail; 62 - sliding block;

[0036] 7 - elastic member;

[0037] 8 - material guide seat; 81 - material guide groove. DETAILED DESCRIPTION

[0038] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0039] In the description of the present application, it should be noted that the positions or location relationships indicated by the terms "upper", "lower", etc. are based on the positions or location relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0040] Figures 1-4 The structure schematic diagram of the feeding connector detection device provided by the embodiment of the present application is shown in FIG. 1. As shown in FIG. 1, Figure 1 and Figure 2 The feeding connector detection device in the embodiment includes a mounting seat 1, a slide 2, a detection fixed wheel 3, a detection movable wheel 4 and a contact type inductor 5. The wheel shaft of the detection fixed wheel 3 is fixed on the mounting seat 1, the wheel shaft of the detection movable wheel 4 is fixed on the slide 2, and the slide 2 can slide relative to the mounting seat 1 in a first direction or a second direction. The contact type inductor 5 includes a first contact 51 and a second contact 52. The first contact 51 is fixed on the mounting seat 1, the second contact 52 is fixed on the slide 2, and the second contact 52 is located at the front end of the first contact 51 in the first direction.

[0041] The discharging joint detection device in the embodiment, when the material with thickness less than or equal to the preset thickness is transmitted between the detection fixed wheel 3 and the detection movable wheel 4, the second contact 52 and the first contact 51 are in contact; when the material with thickness greater than the preset thickness is transmitted between the detection fixed wheel 3 and the detection movable wheel 4, the detection movable wheel 4 drives the sliding base 2 to slide in the first direction, the second contact 52 is separated from the first contact 51, and the contact inductive sensor 5 sends an inductive signal.

[0042] In the embodiment, the preset thickness is set according to the thickness of the conventional material (i.e. the material at the non-joint position); in specific implementation, when the thickness of the material at the non-joint position in the transmission direction is different, the maximum thickness value can be set as the above-mentioned preset thickness; at this time, those skilled in the art should understand that the difference in thickness of the material at the non-joint position does not affect the joint detection, because the different thickness of the material is due to the small products in the material are not completely flat products, but the overlapping (partially or completely overlapping) of two small products at the lap joint does not affect the material thickness at the lap joint to be greater than the maximum value of the material thickness at the non-joint position.

[0043] In the embodiment, when the first contact 51 and the second contact 52 are in contact, the width value of the transmission gap between the detection movable wheel 4 and the detection fixed wheel 3 is the thickness value of the preset thickness.

[0044] In specific implementation, the outer periphery of the second contact 52 can be provided with a threaded structure, and a threaded hole 212 can be provided on the sliding base 2, so that the extension length of the second contact 52 extending from the sliding base 2 to the mounting base 1 can be adjusted by screwing the second contact 52, the contact position of the second contact 52 and the first contact 51 when in contact can be adjusted, and the preset thickness can be adjusted.

[0045] In specific implementation, in order to improve the stability of the sliding base 2 relative to the mounting base 1 when sliding, as shown in Figure 1 , a sliding rail 61 can be provided on the mounting base 1, and the sliding base 2 is fixed on the sliding block 62 corresponding to the sliding rail 61; or a sliding groove can be provided on the mounting base 1, and the sliding base 2 is fixed on the sliding block corresponding to the sliding groove.

[0046] In specific implementation, the mounting base 1 can be fixed with a mounting bracket 11, and the first contact 51 is arranged in the mounting hole 111 on the mounting bracket 11.

[0047] In specific implementation, in order to improve the installation convenience of the first contact 51, as shown in Figure 2 and Figure 3As shown in the figure, the mounting rack 11 can be provided with a portal frame body 112 and a clamping groove arm 113, one end of the clamping groove arm 113 is fixed to the portal frame body 112, and a clamping groove is formed between the clamping groove arm 113 and the portal frame body 112. The mounting hole 111 is formed in the clamping groove. At this time, the clamping groove wall has a certain elasticity, so that the mounting hole 111 has a certain expandability, facilitating the installation of the first contact 51.

[0048] In specific implementation, the stability of the first contact 51 after installation is improved, as shown in Figure 2 and Figure 3 As shown, the other end of the clamping groove arm 113 can be provided with a first clamping hole 114, and the portal frame body 112 is provided with a second clamping hole corresponding to the first clamping hole 114. The screw provided in the first clamping hole 114 and the second clamping hole fixes the first contact 51 in the mounting hole 111.

[0049] In specific implementation, the slide 2 can be provided corresponding to the portal frame body 112 on the mounting seat 1, specifically, the detection driving wheel 4 is provided at the first end of the slide 2, and the second end of the slide 2 can be provided to pass through the portal frame body 112 in the first direction, and the first mounting plate 21 is provided at the second end of the slide 2, and the second contact 52 is fixed on the first mounting plate 21.

[0050] As an optional specific implementation, in order to automatically reset after the detection driving wheel 4 drives the slide 2 to slide in the first direction, reduce the required manual operation, and improve the efficiency, as shown in Figure 1 and Figure 3 As shown, the connector detection device in this embodiment further includes a resilient member 7, which is provided between the mounting seat 1 and the slide 2. When the second contact 52 is separated from the first contact 51, the slide 2 pushes the resilient member 7, and the resilient member 7 generates a pushing force towards the second direction, pushing the slide 2 to slide in the second direction until the second contact 52 contacts the first contact 51.

[0051] In specific implementation, the resilient member 7 can be a spring or a spring sheet.

[0052] In specific implementation, in order to improve the connection stability between the resilient member 7 and the mounting seat 1 and the slide 2, a limiting hole can be provided on the mounting seat 1 and the slide 2 respectively, and the two ends of the resilient member 7 are arranged in the two limiting holes respectively. Specifically, if the slide 2 has the above-mentioned first mounting plate 21, a second mounting plate 12 corresponding to the first mounting plate 21 can be provided on the mounting seat 1, and the resilient member 7 is arranged between the first mounting plate 21 and the second mounting plate 12. At this time, the first limiting hole 211 and the second limiting hole 121 can be respectively provided on the first mounting plate 21 and the second mounting plate 12, and the two ends of the resilient member 7 are arranged in the first limiting hole 211 and the second limiting hole 121 respectively.

[0053] In summary, the discharge joint detection device in the embodiment, by setting the detection idler 4 fixed slide 2 and the mounting base 1 sliding connection, and set the contact sensor 5 first contact 51 and second contact 52 are set on the slide 2 and the mounting base 1, the second contact 52 in the first direction is located at the front end of the first contact 51, so that the contact sensor 5 below the preset thickness of the material through the detection idler 4 and the detection fixed wheel 3 will not be touched, and as long as the thickness of the material greater than the preset thickness through the detection idler 4 and the detection fixed wheel 3 will immediately touch the contact sensor 5, so that only according to the conventional material thickness (except the joint of the material thickness) set the preset thickness, so that the discharge joint detection device in the thickness of the material joint (the joint of the material thickness after the overlap welding must be greater than the conventional material thickness) can immediately send the sensing signal, and will not appear the problem of missing detection.

[0054] As an alternative embodiment, in order to improve the transmission stability of the material, as shown in Figure 5 The discharge joint detection device can also include a guide seat 8, which is arranged on the mounting base 1, and two guide grooves 81 are arranged on the guide seat 8, which are arranged on both sides of the transmission gap between the detection idler 4 and the detection fixed wheel 3.

[0055] In particular, as shown in Figure 5 The guide groove 81 can also include an inlet end and an outlet end arranged along the transmission direction of the material, and the slot width of the inlet end of the guide groove 81 gradually increases as it approaches the inlet.

[0056] Obviously, the above embodiments are only examples for clarity, and not limited to the embodiments. For those skilled in the art, on the basis of the above description, other different forms of changes or variations can also be made. Here, it is not necessary and impossible to enumerate all the embodiments. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A material discharge joint detection device, characterized in that, include: Mounting base; The test wheel has its axle fixed to the mounting base; The detection wheel has its axle fixed to a slide block, and the slide block can slide relative to the mounting base along a first direction or a second direction; A contact sensor includes a first contact and a second contact. The first contact is fixed to the mounting base, and the second contact is fixed to the slide. The second contact is located at the front end of the first contact in the first direction. When material with a thickness less than or equal to a preset thickness passes between the detection stationary wheel and the detection moving wheel, the second contact and the first contact come into contact. When a material with a thickness greater than the preset thickness passes between the fixed detection wheel and the moving detection wheel, the moving detection wheel drives the slide to slide along the first direction, the second contact separates from the first contact, and the contact sensor emits a sensing signal.

2. The material discharge joint detection device according to claim 1, characterized in that, Also includes: An elastic element is disposed between the mounting base and the slide block; when the second contact separates from the first contact, the slide block pushes the elastic element, and the elastic element generates a thrust in the second direction, pushing the slide block to slide along the second direction until the second contact contacts the first contact.

3. The material discharge joint detection device according to claim 2, characterized in that, A mounting bracket is fixed on the mounting base, and a mounting hole is provided on the mounting bracket. The first contact is disposed in the mounting hole.

4. The material discharge joint detection device according to claim 3, characterized in that, The mounting frame includes a gantry frame body and a clamping arm. One end of the clamping arm is fixed to the gantry frame body, and a clamping groove is formed between the clamping arm and the gantry frame body. The mounting hole is formed in the clamping groove.

5. The material discharge joint detection device according to claim 4, characterized in that, The other end of the clamping arm is provided with a first clamping hole, and the gantry frame is provided with a second clamping hole corresponding to the first clamping hole. Screws provided in the first clamping hole and the second clamping hole fix the first contact in the mounting hole.

6. The material discharge joint detection device according to claim 4, characterized in that, The detection wheel is disposed at the first end of the slide block, the second end of the slide block passes through the gantry frame along the first direction, the second end of the slide block is provided with a first mounting plate, and the second contact is fixed on the first mounting plate.

7. The material discharge joint detection device according to claim 6, characterized in that, The mounting base is provided with a second mounting plate corresponding to the first mounting plate, and the elastic element is disposed between the first mounting plate and the second mounting plate.

8. The material discharge joint detection device according to claim 7, characterized in that, The first mounting plate and the second mounting plate are respectively provided with a first limiting hole and a second limiting hole, and the two ends of the elastic element are respectively disposed in the first limiting hole and the second limiting hole.

9. The material discharge joint detection device according to any one of claims 1-8, characterized in that, Also includes: A guide seat is provided on the mounting base; the guide seat is provided with two guide grooves, which are respectively located on both sides of the transmission gap between the detection moving wheel and the detection stationary wheel.

10. The material discharge joint detection device according to claim 9, characterized in that, The material guide trough includes an inlet end and an outlet end arranged along the material conveying direction, and the width of the inlet end of the material guide trough gradually increases as it approaches the inlet.

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