Automatic feeding and sorting device for piezoresistor discs

Abstract

The utility model relates to the technical field of sorting and processing equipment, and discloses a piezoresistor disc automatic feeding and sorting device which comprises a workbench, a fixing seat is fixedly connected to the rear side of the inner wall of the workbench, a hydraulic rod is fixedly connected to the middle of the inner bottom wall of the fixing seat, and a servo motor is fixedly connected to the top end of the hydraulic rod. The output end of the servo motor is fixedly connected with a connecting shell, the rear side of the connecting shell is fixedly connected with an electric push rod, the rear end of the electric push rod is fixedly connected with a negative pressure shell, the top wall of the connecting shell is fixedly connected with negative pressure equipment, and the rear side of the negative pressure equipment communicates with a connecting pipe. According to the utility model, the negative pressure equipment is started to extract air flow through the connecting pipe, so that the negative pressure shell completes negative pressure connection of the piezoresistor discs, and the condition that the sorting efficiency is reduced due to the fact that an operator needs to manually feed materials is avoided under the rotation and lifting of the connecting shell.

Description

TECHNICAL FIELD

[0001] The utility model relates to sorting processing equipment technical field especially, relates to a kind of automatic feeding and sorting device of piezoresistor sheet. BACKGROUND

[0002] The piezoresistor tester is an intelligent testing instrument specially designed for piezoresistor sorting equipment, mainly used for measuring the piezoresistance voltage, nonlinear index a and leakage current of voltage-current characteristic devices. This instrument can also be used as a general DC voltage source and current source, so it is a multifunctional laboratory instrument. With the miniaturization and increasing integration of electronic products, the quality and performance requirements of electronic components are becoming increasingly stringent. Piezoresistor, as an important protective circuit component, needs to be measured for piezoresistance voltage during manufacturing process and sorted.

[0003] After searching, Chinese patent publication No. CN208449917U discloses a sorting device of automatic sorting equipment for Chinese chestnut, which is used for distributing Chinese chestnut into second and third conveying devices. It comprises a support table, a lifting mechanism, a limiting mechanism, a detection mechanism and a poking mechanism. The support table is provided with a containing cavity, and the containing cavity is provided with a first support plate. The lifting mechanism is installed on the first support plate, and the limiting mechanism is installed on the lifting mechanism. The lifting mechanism can drive the limiting mechanism to limit Chinese chestnut on the detection mechanism through the support table. The top of the front end of the support table is provided with a second support plate in the shape of L, and the poking mechanism is installed on the top of the second support plate. The second and third conveying devices are respectively located on both sides of the support table. The utility model realizes the sorting of Chinese chestnut through the detection mechanism and the poking mechanism, improves the sorting efficiency and reduces the labor intensity of workers. However, in actual use, the device completes the sorting of Chinese chestnut through the detection mechanism and the poking mechanism, but still needs manual feeding by operators during feeding, which reduces the sorting efficiency. SUMMARY

[0004] To make up for the above shortcomings, the utility model provides an automatic feeding and sorting device for piezoresistor sheet, aiming to improve the problem of manual feeding by operators during feeding in the prior art, which reduces the sorting efficiency.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of automatic feeding and sorting device of piezoresistor sheet, including workbench, the inner wall rear side of the workbench is fixedly connected with fixed seat, the inner bottom wall middle part of the fixed seat is fixedly connected with hydraulic rod, the top of the hydraulic rod is fixedly connected with servo motor, the output of the servo motor is fixedly connected with connecting shell, the rear side of the connecting shell is fixedly connected with electric push rod, the rear end of the electric push rod is fixedly connected with negative pressure shell, the top wall of the connecting shell is fixedly connected with negative pressure equipment, the rear side of the negative pressure equipment is communicated with connecting pipe, the bottom end of the connecting pipe is communicated at the top of the negative pressure shell, the top wall right side of the fixed seat is equipped with placing groove, the top wall left side of the workbench is fixedly installed with sorting equipment, the rear side left end of the workbench is fixedly connected with detection head, the rear side right end of the workbench is fixedly connected with sorting control panel, the rear side left end of the workbench is fixedly connected with push-out equipment, the top wall rear side left end of the workbench is fixedly connected with conveying equipment, the right side of the workbench is provided with cleaning mechanism.

[0006] Through the above technical scheme: under the lifting of connecting shell, negative pressure shell completes the adjustment of height, simultaneously under the rotation of connecting shell, negative pressure shell completes the change of angle, further by starting negative pressure equipment to the extraction of air inside negative pressure shell, negative pressure shell completes piezoresistor sheet negative pressure connection, to reach the purpose of automatic feeding under the rotation and lifting of connecting shell, improve work efficiency.

[0007] As further description of the above technical scheme:

[0008] The cleaning mechanism includes two connecting rods, the left side of the two connecting rods is fixedly connected to the right side of the workbench, the left side top of the connecting rod is fixedly connected with cleaning shell, the inner wall left side front and rear end of the cleaning shell is fixedly connected with reset spring, the left end of the reset spring is fixedly connected with cleaning brush, the bottom of the cleaning brush is provided with collection shell, the bottom of the collection shell is fixedly connected with sliding block, the right side middle part of the workbench is equipped with limiting slot, the bottom of the sliding block is slidably connected with the limiting slot.

[0009] Through the above technical scheme: under the work of conveying equipment, the synchronous rotation of its internal conveying belt, so that fixed cleaning brush completes the cleaning of one side of conveying belt, so that the dust and dirt adhered to the surface of conveying belt is cleaned and collected through collection shell, further avoid the secondary pollution of dust and dirt to piezoresistor sheet.

[0010] As further description of the above technical scheme:

[0011] The front side of the fixed seat is fixedly connected with control switch, and the control switch is electrically connected with the hydraulic rod, the servo motor, the electric push rod, the negative pressure shell, the detection head and the conveying equipment respectively.

[0012] Through the above technical scheme: make in the control switch open and close, reach to the equipment individual control.

[0013] As a further description of the above technical scheme:

[0014] The outer wall bottom end of the connecting pipe is fixedly installed with a rubber ring, and the outer wall of the rubber ring is fixedly connected to the top wall of the negative pressure shell.

[0015] Through the above technical scheme: through the connection of the rubber ring, the protection of the connecting pipe bottom end connection is improved.

[0016] As a further description of the above technical scheme:

[0017] The inner bottom wall of the workbench is placed with a plurality of storage shells, and the plurality of storage shells are arranged at equal intervals.

[0018] Through the above technical scheme: through the plurality of storage shells, the different voltage pressure sensitive resistance pieces are stored.

[0019] As a further description of the above technical scheme:

[0020] The front and rear sides of the workbench are fixedly connected with two support seats, and the support seat is fixedly connected with a support column.

[0021] Through the above technical scheme: through the connection of the support seat and the support column, the stability of the device during work is improved.

[0022] As a further description of the above technical scheme:

[0023] The left side of the sorting equipment is fixedly connected with a plurality of rubber pads, and the top wall of the conveying equipment is fixedly connected with a limiting plate on the front and rear sides.

[0024] Through the above technical scheme: through the fixation of the plurality of rubber pads, the protection of the pressure sensitive resistance piece is improved.

[0025] As a further description of the above technical scheme:

[0026] The outer wall bottom end of the hydraulic rod is fixedly connected with a plurality of stabilizing plates, and the bottom wall of the stabilizing plate is fixedly connected to the inner bottom wall of the fixing seat.

[0027] Through the above technical scheme: under the connection of the stabilizing plate, the stability of the connected hydraulic rod is ensured.

[0028] The utility model has the following beneficial effects:

[0029] 1. The utility model discloses a height of the connecting shell is adjusted through the drive of hydraulic rod, and under the rotation of connecting shell, the angle of negative pressure shell is changed, and then through starting negative pressure equipment, the air current is extracted through the connecting pipe, and the negative pressure shell is connected to the piezoresistor piece under the negative pressure, thereby under the rotation and the lifting of connecting shell, the purpose that automatic feeding is reached, and the situation that the sorting efficiency is reduced because of the manual feeding of operating personnel is avoided.

[0030] 2. The utility model discloses through the work of conveying equipment, the inside conveying belt is rotated, thereby the cleaning brush fixed through reset spring in the cleaning shell is cleaned to one side of conveying belt, the dust and dirt attached to the surface of conveying belt is removed by the cleaning brush, and then the dust and dirt fall into the inside collection shell, and the subsequent processing situation that the piezoresistor piece is influenced by the secondary pollution of dust and dirt is avoided. ACCURACY OF DRAWINGS

[0031] Figure 1 It is a kind of piezoresistor piece automatic feeding sorting device's perspective view that the utility model proposes;

[0032] Figure 2 It is a kind of piezoresistor piece automatic feeding sorting device's plan view that the utility model proposes;

[0033] Figure 3 It is the structure schematic diagram of sorting equipment of a kind of piezoresistor piece automatic feeding sorting device that the utility model proposes;

[0034] Figure 4 It is the structure schematic diagram of hydraulic rod of a kind of piezoresistor piece automatic feeding sorting device that the utility model proposes;

[0035] Figure 5 It is the split view of cleaning mechanism of a kind of piezoresistor piece automatic feeding sorting device that the utility model proposes.

[0036] LEGEND:

[0037] 1, workbench;2, cleaning mechanism;201, connecting rod;202, cleaning shell;203, reset spring;204, cleaning brush;205, collection shell;206, sliding block;207, limit slot;3, fixed seat;4, hydraulic rod;5, servo motor;6, connecting shell;7, electric push rod;8, negative pressure shell;9, negative pressure equipment;10, connecting pipe;11, rubber ring;12, placing groove;13, sorting equipment;14, detection head;15, sorting control panel;16, push-out equipment;17, conveying equipment;18, limit plate;19, control switch;20, storage shell;21, support seat;22, support column;23, stabilizing plate;24, rubber pad. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0039] With reference to Figure 1 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of automatic feeding and sorting device of piezoresistor sheet, including workbench 1, the inner wall rear side of workbench 1 is fixedly connected with fixed seat 3, the inner bottom wall middle part of fixed seat 3 is fixedly connected with hydraulic rod 4, the top of hydraulic rod 4 is fixedly connected with servo motor 5, under the connection of fixed seat 3, the connection of hydraulic rod 4 is fixed, by the start of hydraulic rod 4, servo motor 5 is lifted, the output end of servo motor 5 is fixedly connected with connecting shell 6, the rear side of connecting shell 6 is fixedly connected with electric push rod 7, the rear end of electric push rod 7 is fixedly connected with negative pressure shell 8, the top wall of connecting shell 6 is fixedly connected with negative pressure equipment 9, and then under the drive of servo motor 5, connecting shell 6 is rotated, the rear side of negative pressure equipment 9 is communicated with connecting pipe 10, the bottom end of connecting pipe 10 is communicated at the top of negative pressure shell 8, by the start of negative pressure equipment 9, the airflow of negative pressure shell 8 bottom wall is extracted, and then the negative pressure fixation with piezoresistor sheet can be completed, the top wall right side of fixed seat 3 is provided with placing groove 12, the top wall left side of workbench 1 is fixedly installed with sorting equipment 13, the rear side left end of the top wall of workbench 1 is fixedly connected with detection head 14, by the access of detection head 14 and current voltage test equipment, the test to piezoresistor sheet is completed, the rear side right end of workbench 1 is fixedly connected with sorting control panel 15, by the control of sorting control panel 15, sorting equipment 13 is completed to the purpose of piezoresistor sheet push of different voltage, the rear side left end of workbench 1 is fixedly connected with push-out equipment 16, by push-out equipment 16, the purpose of piezoresistor sheet conversion conveying path is completed, the rear side left end of the top wall of workbench 1 is fixedly connected with conveying equipment 17, by conveying equipment 17, the conveying of piezoresistor sheet is completed, the right side of workbench 1 is provided with cleaning mechanism 2;

[0040] Specifically, first, the detection head 14 is connected with the current-voltage test equipment to ensure that the piezoresistor plate can be accurately detected. By starting the hydraulic rod 4, the negative pressure shell 8 is driven by the connecting shell 6 to adjust the height. At the same time, under the driving action of the servo motor 5, the connecting shell 6 can complete the angle adjustment, so that the negative pressure shell 8 can smoothly complete the steering. Under the driving of the electric push rod 7, the negative pressure shell 8 can synchronously complete the horizontal position movement. Then, the negative pressure device 9 extracts the airflow through the connecting pipe 10, so that the negative pressure shell 8 can be connected to the piezoresistor sheet under negative pressure, thereby achieving the fixing effect. Under the cooperation of the rotation and lifting of the connecting shell 6, the negative pressure shell 8 can realize the purpose of automatic feeding, effectively avoiding the problem of low sorting efficiency caused by manual feeding of the operator. Finally, the piezoresistor sheet is conveyed by the conveying device 17 and enters the sorting device 13 through the push-out device 16 under the detection of the detection head 14, so that the effective sorting work according to the different voltage values of the piezoresistor sheet is completed.

[0041] With reference to Figure 1 , Figure 2 and Figure 5 , the cleaning mechanism 2 comprises two connecting rods 201, the left sides of the two connecting rods 201 are fixedly connected to the right side of the workbench 1, the left side top of the connecting rod 201 is fixedly connected with a cleaning shell 202, the cleaning shell 202 is fixedly connected with a reset spring 203, the inner wall left side of the cleaning shell 202 is fixedly connected with the reset spring 203, the left end of the reset spring 203 is fixedly connected with a cleaning brush 204, so that the cleaning brush 204 can clean the conveying belt inside the conveying device 17, the bottom of the cleaning brush 204 is provided with a collection shell 205, the collected dust particles are collected through the collection shell 205, the bottom of the collection shell 205 is fixedly connected with a sliding block 206, the right side of the workbench 1 is provided with a limiting groove 207 in the middle, the bottom of the sliding block 206 is slidingly connected with the limiting groove 207, so that the assembly and disassembly of the collection shell 205 are facilitated.

[0042] Specifically, through the continuous operation of the conveying device 17, the conveying belt inside starts to rotate continuously, the reset spring 203 ensures that the cleaning brush 204 can effectively complete the cleaning work on the surface of the conveying belt, under the action of the reset spring 203, the cleaning brush 204 can be closely attached to the surface of the conveying belt, so as to effectively remove the dust and dirt attached to the surface of the conveying belt. These removed dust and dirt will then fall into the inside of the collection shell 205, so as to avoid the secondary pollution of the dust and dirt to the piezoresistor sheet, so as not to affect the subsequent processing process. Through the sliding collection shell 205, the disassembly and assembly are completed, and the convenience of maintenance is improved.

[0043] With reference to Figure 1 ,Figure 2 And Figure 4 The front side of the fixing base 3 is fixedly connected with a control switch 19, and the control switch 19 is electrically connected with the hydraulic rod 4, the servo motor 5, the electric push rod 7, the negative pressure shell 8, the detection head 14 and the conveying device 17 respectively; the outer wall bottom end of the connecting pipe 10 is fixedly installed with a rubber ring 11, and the outer wall of the rubber ring 11 is fixedly connected to the top wall of the negative pressure shell 8; the inner bottom wall of the workbench 1 is placed with a plurality of storage shells 20, and the plurality of storage shells 20 are arranged at equal intervals;

[0044] Specifically, the control switch 19 is electrically connected with the hydraulic rod 4, the servo motor 5, the electric push rod 7, the negative pressure shell 8, the detection head 14 and the conveying device 17 respectively, so that the control switch 19 completes the opening and closing of the device, the protection of the bottom end connection of the connecting pipe 10 is completed by the rubber ring 11, and the storage of the pressure sensitive resistor sheet after sorting is completed by the storage shell 20.

[0045] Referring to Figure 1 , Figure 2 and Figure 3 The front and rear sides of the workbench 1 are fixedly connected with two support bases 21, and the inside of the support base 21 is fixedly connected with a support column 22; the left side of the sorting device 13 is fixedly connected with a plurality of rubber pads 24, and the top wall of the conveying device 17 is fixedly connected with a limiting plate 18 on the front and rear sides; the outer wall bottom end of the hydraulic rod 4 is fixedly connected with a plurality of stabilizing plates 23, and the bottom wall of the stabilizing plate 23 is fixedly connected to the inner bottom wall of the fixing base 3;

[0046] Specifically, the support base 21 and the support column 22 improve the stability of the device during work, the limiting plate 18 completes the limiting conveying of the pressure sensitive resistor plate during conveying, and the stabilizing plate 23 completes the stable connection of the hydraulic rod 4.

[0047] Working principle: when starting to use, the detection head 14 is connected with the current voltage test equipment, the detection of the piezoresistor plate is completed, then the hydraulic rod 4 is started to drive the connecting shell 6 to drive the negative pressure shell 8 to complete the height adjustment, and under the driving of the servo motor 5, the connecting shell 6 completes the angle change, and then the negative pressure shell 8 completes the steering purpose, under the driving of the electric push rod 7, the negative pressure shell 8 synchronously completes the horizontal position movement, then the negative pressure equipment 9 draws the airflow through the connecting pipe 10, so that the negative pressure shell 8 completes the negative pressure connection of the piezoresistor sheet, and the fixed effect is achieved, so that under the rotation and lifting of the connecting shell 6, the negative pressure shell 8 achieves the purpose of automatic feeding, so that the situation that the sorting efficiency is reduced due to manual feeding by the operator is avoided, then the piezoresistor sheet is conveyed through the conveying equipment 17, and under the detection of the detection head 14, it is pushed into the sorting equipment 13 through the pushing equipment 16, then the piezoresistor sheet is sorted according to different voltages, and through the operation of the conveying equipment 17, the conveying belt in it rotates, so that the cleaning brush 204 fixed by the reset spring 203 completes the cleaning of the conveying belt surface, then under the elastic force of the reset spring 203, the dust and dirt attached to the conveying belt surface are removed by the cleaning brush 204, then the dust and dirt fall into the collecting shell 205, so that the secondary pollution of the dust and dirt to the piezoresistor sheet is avoided, and the subsequent processing is avoided, the sliding collecting shell 205 completes the convenient disassembly and installation effect.

[0048] Finally, it should be pointed out that: the above only preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features are equivalent to replace, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. A pressure sensitive resistor automatic loading and sorting device, comprising a workbench (1), characterized in that: The inner wall rear side of the workbench (1) is fixedly connected with a fixing seat (3), the inner bottom wall middle part of the fixing seat (3) is fixedly connected with a hydraulic rod (4), the top end of the hydraulic rod (4) is fixedly connected with a servo motor (5), the output end of the servo motor (5) is fixedly connected with a connecting shell (6), the rear side of the connecting shell (6) is fixedly connected with an electric push rod (7), the rear end of the electric push rod (7) is fixedly connected with a negative pressure shell (8), the top wall of the connecting shell (6) is fixedly connected with a negative pressure device (9), the rear side of the negative pressure device (9) is communicated with a connecting pipe (10), the bottom end of the connecting pipe (10) is communicated at the top of the negative pressure shell (8), the top wall right side of the fixing seat (3) is provided with a placing groove (12), the top wall left side of the workbench (1) is fixedly installed with a sorting device (13), the rear left end of the top wall of the workbench (1) is fixedly connected with a detection head (14), the rear right end of the workbench (1) is fixedly connected with a sorting control panel (15), the rear left end of the workbench (1) is fixedly connected with a pushing-out device (16), the rear left end of the top wall of the workbench (1) is fixedly connected with a conveying device (17), and the right side of the workbench (1) is provided with a cleaning mechanism (2).

2. The automatic loading and sorting device for pressure sensitive resistance sheets according to claim 1, characterized in that: The cleaning mechanism (2) comprises two connecting rods (201), the left sides of the two connecting rods (201) are fixedly connected with the right side of the workbench (1), the left side top of the connecting rod (201) is fixedly connected with a cleaning shell (202), the inner wall left sides of the front and rear ends of the cleaning shell (202) are fixedly connected with return springs (203), the left end of the return spring (203) is fixedly connected with a cleaning brush (204), the bottom of the cleaning brush (204) is provided with a collecting shell (205), the bottom of the collecting shell (205) is fixedly connected with a sliding block (206), the right side middle part of the workbench (1) is provided with a limiting groove (207), and the bottom of the sliding block (206) is slidably connected with the limiting groove (207).

3. The automatic loading and sorting device for piezoresistive sheets according to claim 1, characterized in that: The front side of the fixing seat (3) is fixedly connected with a control switch (19), and the control switch (19) is electrically connected with the hydraulic rod (4), the servo motor (5), the electric push rod (7), the negative pressure shell (8), the detection head (14) and the conveying device (17) respectively.

4. The automatic loading and sorting device for pressure sensitive resistance sheets according to claim 1, characterized in that: The outer wall bottom end of the connecting pipe (10) is fixedly installed with a rubber ring (11), and the outer wall of the rubber ring (11) is fixedly connected with the top wall of the negative pressure shell (8).

5. The automatic loading and sorting device for pressure sensitive resistance sheets according to claim 1, characterized in that: A plurality of receiving shells (20) are placed on the inner bottom wall of the workbench (1), and the plurality of receiving shells (20) are arranged at equal intervals.

6. The automatic loading and sorting device for pressure sensitive resistors according to claim 1, characterized in that: The front and rear sides of the workbench (1) are fixedly connected with two supporting seats (21), and the inside of the supporting seat (21) is fixedly connected with a supporting column (22).

7. The automatic loading and sorting device for pressure sensitive resistors according to claim 1, characterized in that: A plurality of rubber pads (24) are fixedly connected to the left side of the sorting device (13), and limiting plates (18) are fixedly connected to the front and rear sides of the top wall of the conveying device (17).

8. The automatic loading and sorting device for pressure sensitive resistance sheets according to claim 1, characterized in that: The outer wall bottom end of the hydraulic rod (4) is fixedly connected with a plurality of stabilizing plates (23), and the bottom wall of the stabilizing plate (23) is fixedly connected to the inner bottom wall of the fixed seat (3).

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