Resistance test screening device of protector

Abstract

The utility model discloses a resistance testing and screening device of a protector, which comprises a feeding vibration disc, a linear feeding vibration mechanism, a feeding mechanism, a sorting and discharging mechanism and an internal resistance detection mechanism, and is characterized in that the discharging end of the feeding vibration disc is connected with the feeding end of the linear feeding vibration mechanism; the discharging end of the linear feeding vibration mechanism is connected with the feeding end of the feeding mechanism, the feeding mechanism transports a protector to be detected to the internal resistance detection mechanism for detection, and the sorting and discharging mechanism is arranged at the discharging end of the internal resistance detection mechanism and used for sorting and discharging the tested protector. According to the automatic testing and screening device, the testing and screening work of the protector resistor can be automatically completed, by improving the automation level, the testing and screening efficiency is improved, manual operation is reduced, and the accuracy of the testing and screening process is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to protector processing field, especially relate to a resistance test screening device of protector. BACKGROUND

[0002] The protector is a kind of device for protecting circuit, equipment or personal safety.Its main function is to cut off power supply or send alarm signal when overcurrent, overvoltage, undervoltage, short circuit, electric leakage, temperature is too high and other abnormal conditions occur in circuit or equipment, so as to prevent circuit or equipment from being damaged and guarantee personal safety.Therefore, in the production process of protector, it is necessary to establish comprehensive quality inspection and test system, especially to carry out strict sampling inspection and comprehensive test to product resistance, to ensure that product meets design requirements and standards.

[0003] In prior art, the resistance detection of protector is mainly completed by manual operation.However, this repetitive manual operation is easy to cause worker fatigue, and further increase the possibility of unqualified product flowing into the hands of customers.In addition, due to the uncertainty of manual operation, some employees may miss detection or not carry out detection at all, which brings challenges to quality management.In view of these problems, it is particularly urgent to develop a full-automatic resistance testing machine with automation, high precision, low cost and high efficiency. UTILITY MODEL CONTENT

[0004] Based on the above technical problems in prior art, the utility model provides a resistance test screening device of protector, which can automatically complete the test and screening of protector resistance, and by improving the automation level, the device not only enhances the test and screening efficiency, but also reduces manual operation, and ensures the accuracy of test and screening process.

[0005] The main technical scheme adopted in the utility model is as follows:

[0006] A resistance test screening device of protector, comprising feeding vibration disc, linear feeding vibration mechanism, feeding mechanism, sorting discharge mechanism and internal resistance detection mechanism, wherein the discharge end of the feeding vibration disc is connected with the feeding end of the linear feeding vibration mechanism, the discharge end of the linear feeding vibration mechanism is connected with the feeding end of the feeding mechanism, the feeding mechanism transports the protector to be detected to the internal resistance detection mechanism for detection, and the sorting discharge mechanism is arranged at the discharge end of the internal resistance detection mechanism and is used for sorting and discharging the protector after test.

[0007] Preferably, the feeding mechanism comprises a feeding cylinder, a poking cylinder, a poking gripper, a moving slide rail assembly and a laser sensor, the feeding cylinder is installed at the discharging end of the linear feeding vibration mechanism, a baffle is arranged at the output end of the feeding cylinder for controlling the discharging of the linear feeding vibration mechanism, the moving slide rail assembly is arranged along the direction from the output end of the linear feeding vibration mechanism to the detection station of the internal resistance detection mechanism, the poking cylinder is installed on the moving slide rail assembly for conveying the protector from the discharging end of the linear feeding vibration mechanism to the detection station of the internal resistance detection mechanism, the poking gripper is installed at the output end of the poking cylinder and is provided with two grippers, and the laser sensor is arranged on the poking gripper for sensing the protector to be detected.

[0008] Preferably, a buffer limiting block is arranged at the side of the moving slide rail assembly close to the discharging end of the internal resistance detection mechanism for limiting the movement position of the poking cylinder.

[0009] Preferably, the internal resistance detection mechanism comprises a detection frame, a detection falling base, two test probes, a detection insulating base, a resistance tester and a detection cylinder, the detection cylinder is vertically installed on the detection frame, the detection insulating base is fixedly installed at the driving end of the detection cylinder, the two test probes are fixed at the root of the detection insulating base and are connected with the resistance tester, the detection ends of the two test probes are used for respectively facing the base terminal and the bottom plate terminal of the protector to be detected, and the resistance tester is installed on the detection frame.

[0010] Preferably, the sorting and discharging mechanism comprises a sorting cylinder, a discharging chute, a qualified material box and an unqualified material box, the sorting cylinder is connected with the discharging chute for controlling the movement of the discharging chute in the direction perpendicular to the moving slide rail assembly, the feeding port of the discharging chute is correspondingly arranged with the discharging end of the detection falling base, the discharging port of the discharging chute is correspondingly arranged with the qualified material box, and the unqualified material box is arranged below the discharging end of the detection falling base.

[0011] Preferably, the control module is further connected with the feeding vibration disc, the linear feeding vibration mechanism, the feeding mechanism, the sorting and discharging mechanism and the internal resistance detection mechanism.

[0012] Preferably, the man-machine control panel is further connected with the control module.

[0013] Beneficial effects: the resistance test screening device for the protector has the following advantages:

[0014] (1) The resistance test screening device for the protector realizes the automatic detection and screening of the protector by cooperation of the internal resistance detection mechanism and the sorting and discharging mechanism, is simple and fast to operate, improves the test screening efficiency and greatly reduces the production cost.

[0015] The utility model reduces manual work intensity, reduces the dependence of manual operation, effectively avoids the phenomenon of missing inspection and non-inspection, improves the overall detection efficiency and detection accuracy of the protector. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of this embodiment 1;

[0017] Figure 2 It is the partial structure schematic view of this embodiment 1;

[0018] Figure 3 It is the partial structure plan view of this embodiment 1;

[0019] Figure 4 It is the partial structure side view of this embodiment 1;

[0020] In the drawing: feeding vibration disc 1, linear feeding vibration mechanism 2, feeding mechanism 3, feeding cylinder 3-1, baffle 3-11, poking cylinder 3-2, poking clamping jaw piece 3-3, clamping jaw 3-31, moving slide rail assembly 3-4, buffer limiting block 3-41, sorting discharge mechanism 4, sorting cylinder 4-1, discharge slide 4-2, qualified material box 4-3, unqualified material box 4-4, internal resistance detection mechanism 5, detection rack 5-1, detection blanking base 5-2, limiting groove 5-21, detection insulation base 5-3, detection cylinder 5-4, man-machine control panel 6, protector 7. DETAILED DESCRIPTION

[0021] In order to make the personnel in the technical field better understand the technical scheme in the present application, the technical scheme in the embodiment of the present application is described clearly and completely below, obviously, the described embodiment is only a part of the present application, not all. Based on the embodiment in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the scope of protection of the present application. EMBODIMENT

[0022] A resistance test screening device of a protector, such as Figures 1-4As shown, it comprises a feeding vibration disc 1, a linear feeding vibration mechanism 2, a feeding mechanism 3, a sorting and discharging mechanism 4, an internal resistance detection mechanism 5, a control module and a man-machine control panel 6. The discharging end of the feeding vibration disc 1 is connected with the feeding end of the linear feeding vibration mechanism 2, the discharging end of the linear feeding vibration mechanism 2 is connected with the feeding end of the feeding mechanism 3, the feeding mechanism 3 transports the protector to be detected to the internal resistance detection mechanism 5 for detection, the sorting and discharging mechanism 4 is arranged at the discharging end of the internal resistance detection mechanism 5 and is used for sorting and discharging the protector 7 after testing, the control module is respectively connected with the feeding vibration disc 1, the linear feeding vibration mechanism 2, the feeding mechanism 3, the sorting and discharging mechanism 4 and the internal resistance detection mechanism 5, and the man-machine control panel 6 is interactively connected with the control module.

[0023] In this embodiment 1, the feeding vibration disc 1 is used for transporting the circular temperature protector in the form of the shell upward and the terminal forward to the linear feeding vibration mechanism 2. The specific structure belongs to the conventional technical means, and thus is not described in detail.

[0024] In this embodiment 1, the linear feeding vibration mechanism 2 is used for linearly transporting the temperature protector to the feeding mechanism 3, so that the protectors are arranged in order. The specific structure belongs to the conventional technical means, and thus is not described in detail.

[0025] In this embodiment 1, the feeding mechanism 3 comprises a feeding cylinder 3-1, a stirring cylinder 3-2, a stirring jaw piece 3-3, a moving slide rail assembly 3-4 and a laser sensor 3-6. The feeding cylinder 3-1 is installed at the discharging end of the linear feeding vibration mechanism 1, the output end of the feeding cylinder 3-1 is provided with a baffle 3-11 for controlling the discharging of the linear feeding vibration mechanism 2, the moving slide rail assembly 3-4 is arranged along the direction from the output end of the linear feeding vibration mechanism 2 to the detection station of the internal resistance detection mechanism 5, the stirring cylinder 3-2 is installed on the moving slide rail assembly 3-4 and is used for transporting the protector from the discharging end of the linear feeding vibration mechanism 2 to the detection station of the internal resistance detection mechanism 5, the stirring jaw piece 3-3 is installed at the output end of the stirring cylinder 3-2 and is provided with two jaws 3-31, and the stirring jaw piece 3-31 is provided with a laser sensor for sensing the protector to be detected.

[0026] In order to further improve the moving accuracy of the stirring cylinder 3-2, a buffer limiting block 3-41 is arranged on the side of the moving slide rail assembly 3-4 close to the discharging end of the internal resistance detection mechanism 5, which is used for limiting the movement position of the stirring cylinder 3-2. When the stirring cylinder 3-2 is located at the position of the buffer limiting block 3-41, among the two clamping jaws 3-41 on the stirring cylinder 3-2, one clamping jaw drives the protector to be detected at the discharging end of the linear feeding vibration mechanism 2 to the detection station of the internal resistance detection mechanism 5, and the other clamping jaw drives the protector that has been detected on the detection station to the discharging end of the internal resistance detection mechanism 5.

[0027] In the embodiment 1, the feeding cylinder 3-1, the stirring cylinder 3-2 and the moving slide rail assembly 3-4 of the feeding mechanism 3 are respectively electrically connected with the control module. Meanwhile, the control module is connected with the laser sensor 3-4 for data feedback, which is used for receiving the sensing data of the laser sensor 3-4. In the embodiment 1, the internal resistance detection mechanism 5 comprises a detection rack 5-1, a detection blanking base 5-2, two test probes, a detection insulating base 5-3, a resistance tester and a detection cylinder 5-4. The detection cylinder 5-4 is vertically installed on the detection rack 5-1. The detection insulating base 5-3 is fixedly installed on the driving end of the detection cylinder 2-5. The roots of the two test probes are fixedly installed on the detection insulating base 5-3 and are connected with the resistance tester. The resistance tester 6-7 is used for detecting the internal resistance of the temperature protector. The detection ends of the two test probes are used for respectively facing the base terminal and the bottom plate terminal of the protector to be detected. The resistance tester is installed on the detection rack 5-1. The specific installation position can be designed by the person skilled in the art according to the actual requirement, for example, the resistance tester is placed at the top end of the detection rack. The detection station of the internal resistance detection mechanism 5 is directly below the test probe 5-3.

[0028] In the embodiment 1, the feeding cylinder 3-1, the stirring cylinder 3-2 and the moving slide rail assembly 3-4 of the feeding mechanism 3 are respectively electrically connected with the control module. Meanwhile, the control module is connected with the laser sensor 3-4 for data feedback, which is used for receiving the sensing data of the laser sensor 3-4. In the embodiment 1, the internal resistance detection mechanism 5 comprises a detection rack 5-1, a detection blanking base 5-2, two test probes, a detection insulating base 5-3, a resistance tester and a detection cylinder 5-4. The detection cylinder 5-4 is vertically installed on the detection rack 5-1. The detection insulating base 5-3 is fixedly installed on the driving end of the detection cylinder 2-5. The roots of the two test probes are fixedly installed on the detection insulating base 5-3 and are connected with the resistance tester. The resistance tester 6-7 is used for detecting the internal resistance of the temperature protector. The detection ends of the two test probes are used for respectively facing the base terminal and the bottom plate terminal of the protector to be detected. The resistance tester is installed on the detection rack 5-1. The specific installation position can be designed by the person skilled in the art according to the actual requirement, for example, the resistance tester is placed at the top end of the detection rack. The detection station of the internal resistance detection mechanism 5 is directly below the test probe 5-3.

[0029] In the embodiment 1, the resistance tester and the detection cylinder 5-4 are respectively connected with the control module. After receiving the instruction of the control module, the detection cylinder 5-4 controls the detection insulating base 5-3 to press down, so that the detection ends of the two test probes are respectively in contact with the base terminal and the bottom plate terminal of the protector to be detected, so as to detect the internal resistance of the temperature protector by the resistance tester.

[0030] In the embodiment 1, the detection blanking base 5-2 is provided with a limiting groove 5-21, which is used for limiting the transmission space of the protector to be detected, so that the protector can be sequentially and uniformly transmitted.

[0031] In the embodiment 1, the sorting mechanism 4 comprises a sorting cylinder 4-1, a discharge chute 4-2, a qualified material box 4-3 and an unqualified material box 4-4, the sorting cylinder 4-1 is connected with the discharge chute 4-2 and is used for controlling the discharge chute 4-2 to move in a direction perpendicular to the moving slide rail assembly 3-4, the inlet of the discharge chute 4-2 is correspondingly arranged at the discharge end of the detection falling base 5-2, the outlet of the discharge chute 4-2 is correspondingly arranged at the qualified material box 4-3, and the unqualified material box 4-4 is arranged directly below the discharge end of the detection falling base 4-2.

[0032] In the embodiment 1, the sorting cylinder 4-1 is electrically connected with the control module.

[0033] In the utility model, the internal resistance detection mechanism 5 and the feeding vibration disc 1 are placed in corresponding glass cabinets respectively, and the electrical cabinet bottom below the glass cabinet is provided with a movable wheel, so that the utility model is convenient to move.

[0034] The specific operation of identifying and sorting qualified products and unqualified products in the utility model is as follows:

[0035] S1: the resistance of the resistance tester is set as required parameters, generally, an upper limit value and a lower limit value are set, and the qualified products are within the interval range, and the rest are unqualified products.

[0036] S2: the protector to be detected is placed in the feeding vibration disc 1, and the feeding vibration disc 1 and the linear feeding vibration mechanism 2 are started, the protector is conveyed to the feeding direction through the circular vibration disc of the feeding vibration disc 1, and the protector is conveyed to the feeding mechanism 3 through the linear feeding vibration mechanism 2.

[0037] S3: when the protector reaches the feeding mechanism 3, the material stirring cylinder 3-2 drives the material stirring jaw piece 3-3 to move to the linear feeding vibration mechanism 2 until one jaw 3-31 clamps the protector to be detected, and the other jaw 3-31 clamps the protector whose detection at the detection position is completed, after the laser sensor detects the protector, the feeding cylinder 3-1 drives the baffle 3-11 to block the outlet of the linear feeding vibration mechanism 2, and the material stirring cylinder 3-2 is driven to move linearly by the moving slide rail assembly 3-4, the protector is driven to the detection position of the internal resistance detection mechanism 5 along the detection falling base 5-2, at the same time, the protector whose detection at the detection position is completed is driven to the outlet end of the detection falling base 5-2, then the material stirring cylinder 3-2 is restored to the original position along the moving slide rail assembly 3-4, and the above steps are repeated.

[0038] S4: the test probe is in full contact with the two terminal clamps of the protector through the detection cylinder 5-4 of the internal resistance detection mechanism 5, the test probe is connected with the resistance tester, whether the resistance of the protector is within the set range is identified by the resistance tester, and a signal is transmitted to the control module.

[0039] S5: According to the test result of the resistance tester, the sorting cylinder 4-1 of the sorting mechanism 4 is controlled to act, if the test is qualified, the sorting cylinder 4-1 does not work, the qualified products slide through the discharge slide 4-2 to the qualified material box 4-3, if the test is unqualified, the sorting cylinder 4-1 drives the discharge slide 4-2 to move, so that the unqualified products directly fall into the unqualified material box 4-4 from the discharge end of the detection material falling base 5-2.

[0040] The preferred embodiments of the present application are described above, it should be noted that for ordinary skilled in the art, without departing from the principles of the present application, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A resistance testing and sifting device for protectors, characterized in that, The device comprises a feeding vibration disc, a linear feeding vibration mechanism, a feeding mechanism, a sorting and discharging mechanism and an internal resistance detection mechanism.

2. A resistance testing screening apparatus for protectors according to claim 1, characterized in that, The feeding mechanism comprises a feeding cylinder, a stirring cylinder, a stirring jaw piece, a moving slide rail assembly and a laser sensor.

3. A resistance testing screening apparatus for protectors according to claim 2, characterized in that, The moving slide rail assembly is provided with a buffer limiting block on one side close to the discharging end of the internal resistance detection mechanism, which is used to limit the movement position of the stirring cylinder.

4. The resistance testing screening apparatus for protectors of claim 2, wherein, The internal resistance detection mechanism comprises a detection frame, a detection falling base, two test probes, a detection insulation base, a resistance tester and a detection cylinder.

5. A resistance testing screening apparatus for protectors as defined in claim 4, characterized in that, The sorting and discharging mechanism comprises a sorting cylinder, a discharging chute, a qualified material box and an unqualified material box.

6. A resistance testing screening apparatus for protectors as claimed in any of claims 1 to 5, characterised in that, The device further comprises a control module, which is connected with the feeding vibration disc, the linear feeding vibration mechanism, the feeding mechanism, the sorting and discharging mechanism and the internal resistance detection mechanism.

7. A resistance testing screening apparatus for protectors according to claim 6, characterized in that, The device further comprises a man-machine control panel, which is connected with the control module.

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