CN215399407U

CN215399407U - Automatic packaging machine for piezoresistors

Info

Publication number: CN215399407U
Application number: CN202121774540.7U
Authority: CN
Inventors: 冯伟; 张兴友; 魏兴; 周祖萍
Original assignee: Shandong Hongrong Electronic Co ltd
Current assignee: Shandong Hongrong Electronic Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an automatic packaging machine for a piezoresistor, and mainly relates to the field of production and packaging of piezoresistors. Comprises a table body, a feeding device, a discharging mechanism and a conveying mechanism; the feeding device is arranged on the top surface of the table body mounting plate, a discharge port of the feeding device is provided with a counting sensor, the counting sensor counts the piezoresistors conveyed by the feeding device one by one, and the materials are discharged into a packaging box of the conveying mechanism through the discharging mechanism after being discharged from the discharge port of the feeding device; the discharging mechanism comprises a discharging cylinder and a sliding plate arranged on the table body mounting plate in a sliding mode, and the discharging cylinder is arranged below the sliding plate. The utility model has the beneficial effects that: the problem that manual counting is large in quantity and easy to miss can be solved, and automatic operation is achieved. The product is quantitatively counted and packaged, and the counting number is accurate. The operation efficiency is high, and the feed mechanism can carry out non-intermittent feeding without stopping blanking. The feeding device can be protected from running, and the device is influenced by repeated starting and stopping.

Description

Automatic packaging machine for piezoresistors

Technical Field

The utility model relates to the field of production and packaging of piezoresistors, in particular to an automatic packaging machine for piezoresistors.

Background

The voltage dependent resistor is a resistor device with nonlinear current-voltage characteristics, and is mainly used for voltage clamping when a circuit bears overvoltage, and absorbing redundant current to protect a sensitive device. The resistor material of the varistor is a semiconductor, so it is one of the semiconductor resistors. The zinc oxide (ZnO) piezoresistor which is widely used at present has the main material composed of divalent element zinc (Zn) and hexavalent element oxygen (O). The piezoresistors are classified into a patch type and a direct-insert type, and because the piezoresistors have small volume and large production capacity, the workload of manual packaging, sorting and counting is large, the reading is inaccurate, deviation is easy to generate, and the conditions of lack, leakage and deficiency cause bad influence on public praise of manufacturers. The piezoresistors are packaged by the existing counting method for weighing the piezoresistors in batches, and because the production and forming density of the piezoresistors has deviation, if the piezoresistors in batches are packaged by weighing in weight, a large error is easily caused, so that the piezoresistor automatic packaging machine is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic packaging machine for a piezoresistor, which can solve the problems of large manual counting quantity and easy omission, realize automatic operation, accurately count and package, calculate the yield, reduce the labor intensity of workers and improve the working efficiency.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the automatic packaging machine for the piezoresistor comprises a table body, a feeding device, a discharging mechanism and a conveying mechanism; the feeding device is arranged on the top surface of the table body mounting plate, a discharge port of the feeding device is provided with a counting sensor, the counting sensor counts the piezoresistors conveyed by the feeding device one by one, and the materials are discharged into a packaging box of the conveying mechanism through the discharging mechanism after being discharged from the discharge port of the feeding device;

the discharging mechanism comprises a discharging cylinder and a sliding plate which is arranged on the table body mounting plate in a sliding mode, the discharging cylinder is arranged below the sliding plate, a mounting sleeve which is matched with the discharging cylinder in a matching mode is further arranged on the table body mounting plate, and a funnel is arranged on the mounting sleeve;

the conveying mechanism conveys the empty packaging boxes, and the positions of the empty packaging boxes are matched with the discharging mechanism.

A sliding groove is formed in the table body mounting plate; the sliding plate is arranged in the sliding groove in a sliding connection mode.

The bottom surface of the table body mounting plate is provided with an air cylinder; a supporting plate is arranged below the sliding groove; a material guide groove is formed in the supporting plate, a material collecting funnel is arranged below the material guide groove, and a tip of the material collecting funnel is aligned to a packaging box of the conveying mechanism; the diameter of the discharge cylinder is matched with the width of the supporting plate; the discharge port of the discharge cylinder is movably connected with a cover plate, the discharge cylinder is provided with a push plate, and the push plate is connected with the extending end of the piston rod of the air cylinder; when the piston rod of the air cylinder extends out, the discharge cylinder can be pushed out of the supporting plate.

The conveying mechanism comprises a stepping motor, a supporting frame and a plurality of conveying rollers; a conveying belt is arranged on the surface of the conveying roller;

the conveying roller chain wheel end and the stepping motor output shaft are driven through a chain, a bearing seat is arranged at the other end of the conveying roller in a matched mode, the bearing seat and the chain wheel end are arranged on the supporting frame, a protection groove is formed in the outer side of the bearing seat and the outer side of the chain wheel end, a photoelectric sensor is arranged on the protection groove, and the photoelectric sensor can control the stepping motor to start and stop.

The feeding device mechanism comprises a direct vibration disc and a vibration disc; the vibration dish meets with directly shaking, the count sensor that the discharge gate that directly shakes was equipped with, the count sensor is optical fiber sensor.

Compared with the prior art, the utility model has the beneficial effects that:

the problem that manual counting is large in quantity and easy to miss can be solved, and automatic operation is achieved. The product is quantitatively counted and packaged, and the counting number is accurate. The operation efficiency is high, and feed mechanism does not stop the blanking, carries out the non-intermittent feeding. The feeding device can be protected from running, and the device is influenced by repeated starting and stopping. The labor intensity of staff is reduced, the working efficiency is improved, and automatic feeding, counting and discharging can be carried out.

Drawings

FIG. 1 is a view of the use of the apparatus of the present invention.

FIG. 2 is a schematic view of the interior of the apparatus of the present invention.

Fig. 3 is a view of the use of the device of the present invention.

Reference numerals shown in the drawings:

1. a table body mounting plate; 2. a voltage dependent resistor; 3. a discharge port; 4. packaging boxes; 5. a discharge cylinder; 6. a sliding plate; 7. installing a sleeve; 8. a funnel; 9. a sliding groove; 10. a cylinder; 11. a support plate; 12. a material guide chute; 13. a cover plate; 14. pushing the plate; 15. a stepping motor; 16. a support frame; 17. a conveyor belt; 18. a bearing seat; 19. a photosensor; 20. performing direct vibration; 21. a vibrating pan; 22. an optical fiber sensor; 23. an aggregate funnel.

Detailed Description

The utility model will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The utility model relates to an automatic packaging machine for a piezoresistor, which comprises a main structure, a packaging mechanism, a feeding device and a conveying mechanism, wherein the main structure comprises a table body, a feeding device and a conveying mechanism; the feeding device is arranged on the top surface of the table body mounting plate 1, a discharge port 3 of the feeding device is provided with a counting sensor, the counting sensor counts the piezoresistors 2 conveyed by the feeding device one by one, and the material is discharged into a packaging box 4 of the conveying mechanism through the discharging mechanism after being discharged from the discharge port 3 of the feeding device; the transport mechanism transports the empty packing boxes 4, and the positions of the empty packing boxes 4 are matched with the discharging mechanism.

The feeding mechanism comprises a straight vibration 20 feeding and vibration disc 21; the vibrating disk 21 can orderly arrange various products, the piezoresistors 2 of different types have different shapes, and the arrangement position of product discharging is adjusted through the shape of the hopper of the vibrating disk 21; the principle of the straight vibration 20 feeding and the vibration disc 21 is similar, and the straight vibration 20 feeding can only simply feed in a straight line direction. The pulse electromagnet is arranged below the vibrating disc hopper and the direct vibration guide rail, so that the hopper can vibrate in the vertical direction, and the inclined spring piece drives the hopper to do torsional vibration around the vertical axis of the hopper. The parts in the hopper, as a result of being subjected to such vibrations, rise along a helical track. During the ascending process, the parts can automatically enter the assembling or machining position in a uniform state according to the assembling or machining requirements through screening or posture change of a series of tracks. The working purpose is to automatically, orderly, directionally and neatly arrange the disordered workpieces by vibration and accurately convey the disordered workpieces to the next procedure.

Vibration dish 21 meets with directly shaking 20, directly shake 20 discharge gate 3 and be equipped with the sensor, the sensor is optical fiber sensor 22, and the electro-magnet vibration of vibration dish 21 below carries piezo-resistor 2 to directly shake 20 tracks from vibration dish 21 hopper after, directly shakes 20 electro-magnet vibration and carries piezo-resistor 2 to the funnel 23 that gathers materials in, and when piezo-resistor 2 sheltered from the light sensor light source in directly shaking 20 tracks, optical fiber sensor 22 obtained the signal of telecommunication and exported.

The optical fiber sensor 22 is a sensor that converts the state of an object to be measured into a measurable optical signal. The optical fiber sensor 22 operates on the principle that light beams incident from a light source are transmitted to a modulator through an optical fiber, and interact with external measured parameters in the modulator to change optical properties of the light, such as intensity, wavelength, frequency, phase, polarization state, and the like, into modulated optical signals, which are transmitted to a photoelectric device through the optical fiber and then to a demodulator to obtain the measured parameters. In the whole process, the light beam is guided in through the optical fiber, passes through the modulator and then is emitted, wherein the optical fiber firstly plays the role of transmitting the light beam and secondly plays the role of an optical modulator.

The discharging mechanism comprises a discharging cylinder 5 and a sliding plate 6 arranged on the table body mounting plate 1 in a sliding mode, the discharging cylinder 5 is arranged below the sliding plate 6, a mounting sleeve 7 matched with the discharging cylinder 5 in a matching mode is further arranged on the table body mounting plate 1, and a funnel 8 is arranged on the mounting sleeve 7; the funnel 8 is used for collecting the piezoresistor 2 directly vibrated by 20 tracks to enable the piezoresistor 2 to fall into the discharge cylinder 5 and prevent scattering. A sliding groove 9 is arranged in the table body mounting plate 1; the sliding plate 6 is slidably disposed inside the sliding groove 9. A material discharging cylinder 5 is arranged below the sliding plate 6, the material discharging cylinder 5 is communicated with the funnel 8, and the mounting sleeve 7 is matched with the sliding plate 6 in a matching manner. After optical fiber sensor 22 reached predesigned numerical value, arrange a material section of thick bamboo 5 and discharge piezo-resistor 2, sliding plate 6 outwards slides and is arranged not to communicate between a material section of thick bamboo 5 and the mounting sleeve 7, vibration dish 21 feed mechanism can continue work material loading and make piezo-resistor 2 fall into the mounting panel through the funnel 8 passageway, when sliding plate 6 returns, mounting sleeve 7 can push off piezo-resistor 2 on the mounting panel to arrange the material and lead to in, improve material loading efficiency and make and arrange not stop the material when expecting, do not influence row material. Repeatedly opening and stopping the harm to vibration dish feed mechanism is great, influences vibration dish material loading efficiency moreover.

A supporting plate 11 is arranged below the sliding chute 9, the supporting plate 11 plays a limiting role on a cover plate 13, a material guide chute 12 is arranged on the supporting plate 11, a material collecting funnel 23 is arranged below the material guide chute 12, and the tip of the material collecting funnel 23 is aligned to the packaging box 4 of the conveying mechanism; the guide chute 12 collects the piezoresistors 2 discharged from the discharge cylinder 5, transports the collected piezoresistors into the collecting hopper 23, and guides the collected piezoresistors to fall into the packing box 4 through the collecting hopper 23. The diameter of the discharge cylinder 5 is matched with the width of the supporting plate 11; a cover plate 13 is movably connected with a discharge hole of the discharge cylinder 5, and the cover plate 13 is supported and limited by a support plate 11, so that the discharge cylinder 5 is in a closed state; a push plate 14 is arranged on the discharge cylinder 5, and the push plate 14 is connected with the extending end of a piston rod of the cylinder 10; when the piston rod of the cylinder 10 extends out, the discharge cylinder 5 can be pushed out of the supporting plate 11. The optical fiber sensor 22 controls the air cylinder 10, when the optical fiber sensor 22 detects that the material reaches a preset value, a piston rod of the air cylinder extends to push the discharge cylinder 5 out of the support plate 11, and the cover plate 13 is movably connected with the discharge cylinder 5, so that the rear cover plate 13 is pushed out to be opened, the material is discharged into the aggregate funnel 23 and is transported into the packing box 4 through the aggregate funnel 23; after the materials are discharged, the piston rod of the air cylinder 10 is retracted to drive the cover plate 13 and the discharge cylinder 5 to be retracted, and the discharge hole of the discharge cylinder 5 is closed after the piston rod is retracted.

The conveying mechanism comprises a stepping motor 15, a support frame 16 and a plurality of conveying rollers; the conveying belt 17 is arranged on the surface of the conveying roller; the chain wheel end of the conveying roller and the output shaft of the stepping motor 15 are in transmission through a chain, so that the conveying roller can drive the conveying belt 17 to move through the rotation of the motor. The bearing seat 18 is arranged at the other end of the conveying roller in a matched mode, the structure is compact, the rotation is sensitive, and the two ends of the conveying roller can be supported. When the bearing seat 18 and the chain wheel end are arranged on the support frame 16, a protection groove is arranged on the bearing seat 18 and the chain wheel end, a photoelectric sensor 19 is arranged on the protection groove, and the photoelectric sensor 19 can control the start and stop of the stepping motor 15. The stepping motor 15 is mostly used in the frequent start and stop situations, so the stepping motor 15 is selected for transmission.

The photoelectric sensor 19 is a correlation photoelectric sensor 19, and if the light emitter and the light receiver are separated, the detection distance can be increased. The photoelectric switch composed of a light emitter and a light receiver is called as a correlation separation type photoelectric switch, and is called as a correlation type photoelectric switch for short. When the device is used, the light emitter and the light receiver are respectively arranged at two sides of a passing path of a detected object, the light path is blocked when the detected object passes, and the light receiver acts to output a switch control signal. When the light beam of the opposite-emitting photosensor 19 is blocked by the packing box 4 on the conveying roller from the optical path of the opposite-emitting photosensor 19, the light receiver outputs a closing signal, so that the stepping motor 15 stops operating.

Application method

Open earlier in vibration dish 21 pours piezo-resistor 2 into vibration dish hopper, vibration dish 21 vibration makes piezo-resistor 2 get into directly 20 tracks of shaking, directly shake 20 vibrations and continue the pay-off, piezo-resistor 2 counts through the optical fiber sensor 22 of discharge gate 3, piezo-resistor 2 falls into row material section of thick bamboo 5 through the funnel, when reaching preset volume packing numerical value, optical fiber sensor 22 transmission signal control cylinder 10 telescopic link stretches out and drives push pedal 14 and release row material section of thick bamboo 5 and sliding plate 6, apron 13 is opened and is made piezo-resistor 2 fall into below hopper 23 that gathers materials during the release, thereby fall into packing carton 4 in, start step motor 15, conveyer belt 17 drives empty packing carton 4 and removes to the hopper 23 below that gathers materials.

Claims

1. An automatic packaging machine for piezoresistors is characterized in that: comprises a table body, a feeding device, a discharging mechanism and a conveying mechanism;

the feeding device is arranged on the top surface of the table body mounting plate (1), a discharge hole (3) of the feeding device is provided with a counting sensor, the counting sensor counts the piezoresistors (2) conveyed by the feeding device one by one, and the material is discharged into a packaging box (4) of the conveying mechanism through a discharging mechanism after being discharged from the discharge hole (3) of the feeding device;

the discharging mechanism comprises a discharging cylinder (5) and a sliding plate (6) which is arranged on the table body mounting plate (1) in a sliding mode, the discharging cylinder (5) is arranged below the sliding plate (6), a mounting sleeve (7) which is matched with the discharging cylinder (5) in a matching mode is further arranged on the table body mounting plate (1), and a funnel (8) is arranged on the mounting sleeve (7);

the conveying mechanism conveys the empty packaging boxes (4), and the positions of the empty packaging boxes (4) are matched with the discharging mechanism.

2. The automatic packaging machine for the piezoresistors as claimed in claim 1, characterized in that: a sliding groove (9) is arranged in the table body mounting plate (1); the sliding plate (6) is arranged in the sliding groove (9) in a sliding connection mode.

3. The automatic packaging machine for the piezoresistors as claimed in claim 2, characterized in that: the bottom surface of the table body mounting plate (1) is provided with a cylinder (10); a support plate (11) is arranged below the sliding groove (9); a material guide groove (12) is formed in the supporting plate (11), a material collecting funnel (23) is arranged below the material guide groove (12), and a tip of the material collecting funnel (23) is aligned to a packing box (4) of the conveying mechanism; the diameter of the discharge cylinder (5) is matched with the width of the support plate (11); a cover plate (13) is movably connected with a discharge hole of the discharge cylinder (5), a push plate (14) is arranged on the discharge cylinder (5), and the push plate (14) is connected with an extending end of a piston rod of the cylinder (10); when the piston rod of the air cylinder (10) extends out, the discharge cylinder (5) can be pushed out of the support plate (11).

4. The automatic packaging machine for the piezoresistors as claimed in claim 1, characterized in that: the conveying mechanism comprises a stepping motor (15), a supporting frame (16) and a plurality of conveying rollers; a conveyor belt (17) is arranged on the surface of the conveying roller;

conveying roller sprocket end carries out the transmission through the chain with step motor (15) output shaft, the supporting bearing frame (18) that is provided with of the conveying roller other end, bearing frame (18) and sprocket end set up on support frame (16), bearing frame (18) and sprocket end outside are provided with the protection groove, be provided with photoelectric sensor (19) on the protection groove, step motor (15) can be controlled in photoelectric sensor (19) and open and stop.

5. The automatic packaging machine for the piezoresistors as claimed in claim 1, characterized in that: the feeding device mechanism comprises a direct vibration (20) and a vibration disc (21); the vibration disc (21) is connected with the direct vibration disc (20), a counting sensor is arranged at a discharge hole of the direct vibration disc (20), and the counting sensor is an optical fiber sensor (22).