CN102122585A - A kind of automatic assembly method of tact switch and tact switch assembly machine implementing the method - Google Patents

Abstract

The invention discloses an automatic assembly method of a tact switch, which comprises the following steps: preparing a rotary table device on a machine table, and arranging a plurality of positioning clamps on the rotary table device at intervals; a cover plate conveying device, a button conveying device, a base conveying device, a riveting device, an insulation resistance detection device, a good product blanking device and a defective product blanking device are sequentially arranged around the periphery of the turntable device; the cover plate is conveyed to a positioning clamp on the turntable device through the cover plate conveying device to be positioned; the button is conveyed into the positioning fixture for positioning through the button conveying device; conveying the base into a positioning fixture for positioning through a base conveying device, wherein the base is arranged in the cover plate and rivets the riveting feet on the cover plate in advance; the riveting device works, and the riveting pin on the cover plate is pressed to complete the fixation of the base and the cover plate, so that the assembly process of the tact switch is completed; the insulation resistance detection device detects whether the tact switch is turned on or not by applying a voltage of 500V.

Description

A kind of automatic assembly method of tact switch and tact switch assembly machine implementing the method

technical field

The invention relates to the field of switch assembly, in particular to an automatic assembly method of a light touch switch and a light touch switch assembly machine implementing the method.

Background technique

In the prior art, tact switches are widely used in various electrical appliances, bringing great convenience to life and work. At present, the production equipment of the tact switch used by the manufacturer is various, and the functions are similar, but the structure design of most of the equipment is unreasonable, which leads to the high manufacturing cost of the equipment and the low operating efficiency of the equipment, which leads to The manufacturing cost of the enterprises using this equipment remains high, the production efficiency is low, and it is difficult to meet the use requirements. Moreover, the degree of automation of the equipment is not high, and the degree of manual participation of operators is required.

Contents of the invention

The present invention aims at the deficiencies of the existing tact switch assembly methods, and provides an automatic tact switch assembly method, which can realize the automatic assembly of tact switches, has high efficiency, rapid assembly, effectively improves the production efficiency of enterprises, and ensures Improve product quality, reduce the occurrence of defective products, and reduce production costs.

The present invention also provides a tact switch assembly machine implementing the above method.

The technical scheme that the present invention adopts for realizing the above object is:

A kind of tact switch automatic assembly method, it comprises the following steps:

(1) A turntable device is prepared on a machine, and several positioning fixtures are arranged on the turntable device according to the distance. The base of the switch state;

(2) Set up a cover conveying device, a button conveying device, a base conveying device, a riveting device, an insulation resistance detecting device, a good product blanking device and a defective product blanking device in sequence around the periphery of the turntable device device;

(3) The cover plate is transported to the positioning fixture on the turntable device by the cover plate conveying device for positioning, the turntable device rotates, and the turntable device turns to the button conveying device to stop;

(4) The button is transported to the positioning fixture by the button conveying device for positioning. The button is above the cover plate and placed on the corresponding button position on the cover plate. The turntable device rotates, and the turntable device turns to the base conveying device to stop. ;

(5) The base is transported to the positioning fixture by the base conveying device for positioning. The base is loaded into the cover plate and the riveting feet on the cover plate are pre-riveted, so that the base and the cover plate are initially fixed, and the turntable device rotates. The turntable device turns to the riveting device and stops;

(6) The riveting device is working, and the riveting feet on the cover are pressed to complete, so that the base and the cover are completely fixed, the assembly process of the light touch switch is completed, the turntable device rotates, and the turntable device is transferred to the insulation resistance detection device stop;

(7) The insulation resistance detection device detects whether the light touch switch is connected by applying a voltage of 500V. If there is no connection phenomenon during the detection, it is a good product, and the turntable device is rotated to the blanking position of the good product to discharge; if there is a connection phenomenon during the detection, it is For defective products, the turntable device rotates to the discharge position of defective products;

(8) The rest of the positioning fixtures are rotated with the turntable device, and the assembly or inspection of different processes is performed sequentially, thereby effectively improving the efficiency of assembly and inspection.

As a further improvement of the present invention, a dust removal device for removing dust from the positioning jig on the turntable device is further provided between the defective product blanking device and the cover conveying device.

As a further improvement of the present invention, the turntable device corresponds to the cover conveying device, button conveying device, base conveying device, riveting device, insulation resistance detection device, good product blanking device, defective product blanking device and dust removal device A positioning jig is provided respectively, so that the same number of tact switches as the positioning jigs can be assembled sequentially when the turntable device rotates.

As a further improvement of the present invention, the positioning fixtures are uniformly arranged at intervals, and each rotation angle of the turntable device is 45 degrees.

A tact switch assembly machine for implementing the aforementioned tact switch automatic assembly method, which includes a machine platform, on which a rotatable turntable device is provided, and the turntable device is provided with eight A positioning fixture, a cover plate conveying device, a button conveying device, a base conveying device, a riveting device, an insulation resistance detecting device, a good product blanking device, and a defective product dropping device are sequentially arranged around the periphery of the turntable device. Material device and a dust removal device.

As a further improvement of the present invention, the cover plate conveying device includes a cover plate feeding vibrating plate, a cover plate feeding track, and a cover plate that can suck the cover plate from the cover plate feeding track and send it to a plate corresponding to the cover plate conveying device For the first retrieving assembly on the corresponding positioning fixture, one end of the cover plate feeding track is facing the positioning fixture, the first retrieving component is fixed above the end of the cover plate feeding track, and the cover plate feeding track The other end is connected with the cover feeding vibration plate.

As a further improvement of the present invention, the button feeding device includes a button feeding vibrating plate, a button feeding track, a button that can be sucked from the button feeding track and delivered to a positioning fixture corresponding to the button feeding device. The second retrieving assembly, one end of the button feeding track is facing the positioning fixture, the second retrieving assembly is fixed above the end of the button feeding track, and the other end of the button feeding track is connected to the button feeding vibrating plate .

As a further improvement of the present invention, the base conveying device includes a base feeding vibrating plate, a base feeding track, a base capable of sucking the base from the base feeding track to a base corresponding to the base feeding device Positioning on the positioning jig and preliminarily riveting the base to the third retrieving assembly on the cover plate, one end of the base feeding track faces the positioning jig, and the third retrieving assembly is fixed on the base feeding track Above the end, the other end of the base feeding track is connected with the base feeding vibrating plate.

As a further improvement of the present invention, the good product blanking device includes a good product picking assembly that can suck the good product from the positioning fixture and transport it to the good product recovery container; The good product is picked up from the positioning fixture and delivered to the defective product picking component of the defective product recovery container.

As a further improvement of the present invention, the first, second, and third retrieving assemblies have the same structure, and include a sensor for sensing the material on the cover plate feeding track, the button feeding track or the base feeding track. An optical fiber detection device for the components to be assembled at the end of the track, a suction nozzle for picking up the components to be assembled, a longitudinally arranged vertical cylinder that pushes the suction nozzle to move up and down, and a horizontally arranged horizontal cylinder that pushes the suction nozzle to move forward and backward Cylinder, the stroke of the longitudinal cylinder in the third reclaiming assembly is larger than that of the longitudinal cylinders in the first reclaiming assembly and the second reclaiming assembly, so that the base can be initially riveted to the cover plate.

The beneficial effects of the present invention are: the method and device of the present invention have a simple and reasonable structure, realize automatic assembly of light touch switches, have high efficiency and rapid assembly, effectively improve the production efficiency of enterprises, ensure product quality, and reduce the occurrence of defective products , reducing production costs.

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Detailed ways

Embodiment: see Fig. 1, a kind of tact switch automatic assembly method of the present invention, it comprises the following steps:

(1) A turntable device 2 is prepared on a machine 1, and a plurality of positioning fixtures 21 are arranged on the turntable device 2 at intervals. Assembled into a semi-finished tact switch base;

(2) Around the periphery of the turntable device 2, a cover plate conveying device 3, a button conveying device 4, a base conveying device 5, a riveting device 6, an insulation resistance detecting device 7, and a good product blanking device are sequentially arranged 8 and a defective product blanking device 9;

(3) The cover plate is transported to the positioning fixture 21 on the turntable device 2 by the cover plate conveying device 3 for positioning, the turntable device 2 rotates, and the turntable device 2 turns to the button conveying device 4 and stops;

(4) The button is delivered to the positioning fixture 21 by the button delivery device 4 for positioning, the button is above the cover plate and placed on the corresponding button position on the cover plate, the turntable device 2 rotates, and the turntable device 2 turns to the base The conveying device stops at 5 places;

(5) The base is transported to the positioning fixture 21 by the base conveying device 5 for positioning, the base is loaded into the cover plate and the riveting feet on the cover plate are pre-riveted, so that the base and the cover plate are initially fixed, and the turntable device 2 rotates, and the turntable device 2 turns to the riveting device 6 and stops;

(6) The riveting device 6 is working, and the riveting foot on the cover plate is pressed to complete, so that the base and the cover plate are completely fixed, and the assembly process of the light touch switch is completed. The turntable device 2 rotates, and the turntable device 2 turns to the insulation resistance The detection device stops at 7 places;

(7) The insulation resistance detection device 7 detects whether the light touch switch is connected by applying a voltage of 500V. If there is no connection phenomenon during detection, it is a good product, and the turntable device 2 is rotated to the blanking position of the good product to discharge; if there is a connection during detection If the phenomenon is a defective product, the turntable device 2 rotates to the discharge position of the defective product;

(8) The rest of the positioning fixtures 21 rotate together with the turntable device 2 to sequentially carry out assembly or inspection of different processes, thereby effectively improving the efficiency of assembly and inspection.

A dust removal device 10 for removing dust on the positioning fixture 21 on the turntable device 2 is also provided between the defective product blanking device 9 and the cover conveying device 3 .

The turntable device 2 corresponds to the cover plate conveying device 3, the button conveying device 4, the base conveying device 5, the riveting device 6, the insulation resistance detection device 7, the good product blanking device 8, the defective product blanking device 9 and the dust removal device. The device 10 is respectively provided with a positioning jig 21 , so that when the turntable device 2 rotates, the same number of tact switches as the positioning jig 21 can be assembled sequentially.

The positioning fixtures 21 are evenly arranged at intervals, and the rotation angle of the turntable device 2 is 45 degrees each time.

A tact switch assembly machine implementing the aforementioned tact switch automatic assembly method, which includes a machine platform 1 on which a rotatable turntable device 2 is arranged, and the turntable device 2 is arranged at intervals along the circumferential direction Eight positioning fixtures 21 are arranged at a distance, and a cover conveying device 3, a button conveying device 4, a base conveying device 5, a riveting device 6, and an insulation resistance detecting device 7 are sequentially arranged around the periphery of the turntable device 2. , A good product blanking device 8, a defective product blanking device 9 and a dust removal device 10.

The cover conveying device 3 includes a cover conveying vibrating plate 31, a cover conveying track 32, a cover capable of sucking the cover from the cover conveying track 32 and sending it to a corresponding to the cover conveying device 3. The first retrieving assembly 33 on the positioning fixture 21, one end of the cover plate feeding track 32 is facing the positioning fixture 21, and the first retrieving component 33 is fixed above the end of the cover plate feeding track 32. The other end of the plate feeding track 32 is connected with the cover plate feeding vibrating plate 31 .

Described button conveying device 4 comprises a button feeding vibrating plate 41, a button feeding track 42, a button can be sucked from the button feeding track 42 and delivered to a second positioning fixture 21 corresponding to the button feeding device. The material fetching assembly 43, one end of the button feeding track 42 is facing the positioning fixture 21, the second taking material assembly 43 is fixed above the end of the button feeding track 42, the other end of the button feeding track 42 is connected to the button Feeding vibration plate 41 is connected.

The base conveying device 5 comprises a base feeding vibrating plate 51, a base feeding track 52, a positioning fixture capable of sucking the base from the base feeding track 52 to a corresponding base feeding device 21 and can preliminarily rivet the base to the third pick-up assembly 53 on the cover plate, one end of the base feed track 52 is facing the positioning fixture 21, and the third pick-up assembly 53 is fixed on the base Above the end of the feeding track 52 , the other end of the base feeding track 52 is connected to the base feeding vibrating plate 51 .

The good product blanking device 8 includes a good product picking assembly that can suck the good product from the positioning fixture 21 and transport it to the good product recovery container; 21 is sucked and transported to the defective product retrieving container of the defective product retrieving assembly.

The first retrieving assembly 33, the second retrieving assembly 43 and the third retrieving assembly 53 have the same structure, and they include a sensor for sensing the position of the cover plate feeding track 32, the button feeding track 42 or the base feeding track 52. An optical fiber detection device for the components to be assembled at the end, a suction nozzle for picking up the components to be assembled, a longitudinally arranged vertical cylinder that pushes the suction nozzle to move up and down, and a horizontally arranged horizontal cylinder that pushes the suction nozzle to move forward and backward The stroke of the longitudinal cylinder in the third reclaiming assembly 53 is larger than that of the longitudinal cylinders in the first reclaiming assembly 33 and the second reclaiming assembly 43, so that the base can be initially riveted to the cover plate.

When using the product of the present invention, the dust removal device 10 works to blow off the dust on the positioning fixture 21, and the turntable device 2 rotates. The cover plate in 31 is transported to the end of the cover plate feed track 32 through the cover plate feed track 32, and the optical fiber detection device in the first material fetching assembly 33 detects that there is a cover plate at the end of the feed track, and the vertical air cylinder Push the suction nozzle to move down and suck the cover plate and then retract it. The horizontal cylinder pushes the suction nozzle to move forward to the top of the positioning fixture 21. The vertical cylinder pushes the suction nozzle down to place the cover plate in the positioning fixture 21 for positioning. The output shaft of the horizontal cylinder is retracted, and the output shaft of the horizontal cylinder is retracted; the cover plate is positioned at the button feeding track 42 along with the positioning fixture 21. In the same principle, the button is transported to the positioning fixture 21 for positioning, and the button is placed on the cover plate On the corresponding button position, the button and the cover plate are rotated to the base feeding rail 52 for positioning along with the positioning. In the same principle, the base is transported to the positioning fixture 21 for positioning. The button prevents the button from reaching the top of the cover plate. The riveting foot passes through the positioning hole on the base, and the stroke of the longitudinal cylinder in the third material fetching assembly 53 is larger than the stroke of the longitudinal cylinder in the first material fetching assembly 33 and the second material fetching assembly 43, thereby the basic The seat is initially riveted to the cover plate. The riveting foot on the cover plate is pressed at the riveting device 6, so that the base and the cover plate are completely fixed, and the assembly process of the tact switch is completed. The turntable device 2 rotates, and the turntable device 2 turns to the insulation resistance detection device 7 The insulation resistance detection device 7 detects whether the tact switch is connected by applying a voltage of 500V. If there is no connection phenomenon during the detection, it is a good product, and the turntable device 2 is rotated to the blanking position of the good product to discharge; if it is connected during the detection If the phenomenon is a defective product, the turntable device 2 rotates to the blanking position of the defective product to be discharged, and a complete assembly and testing process is completed so far. While this assembling process is being carried out, the assembling processes on the other seven positioning fixtures 21 are also carried out sequentially, thereby effectively improving work efficiency.

As described in the embodiments of the present invention, other automatic tact switch assembly methods and tact switch assembly machines that are the same or similar to those of the present invention are within the protection scope of the present invention.

Claims (10)

1. touch-switch automatic assembly method is characterized in that it may further comprise the steps:

(1) preparation one rotating-table apparatus on a board is provided with several positioning fixtures by spacing distance on this rotating-table apparatus, and this positioning fixture can be located cover plate, the button of touch-switch accordingly successively and has been assembled into the pedestal of semi-finished product touch-switch state;

(2) periphery around this rotating-table apparatus sets gradually a cover plate conveying device, a button conveying device, a pedestal conveying device, a riveting device, an insulation resistance checkout gear, a non-defective unit doffer and a defective products doffer;

(3) cover plate is transported in the positioning fixture on the rotating-table apparatus by the cover plate conveying device and locatees, and rotating-table apparatus rotates, and this rotating-table apparatus has forwarded this button conveying device place to be stopped;

(4) button is transported in the positioning fixture by the button conveying device and locatees, and this button is in cover plate top and places on the cover board on the corresponding buttons position, and rotating-table apparatus rotates, and this rotating-table apparatus has forwarded this pedestal conveying device place to be stopped;

(5) pedestal is transported in the positioning fixture by the pedestal conveying device and locatees, and this pedestal has been encased in the cover plate and with the pre-riveting of riveting pin on the cover plate, makes pedestal and cover plate tentatively fixing, and rotating-table apparatus rotates, and this rotating-table apparatus has forwarded this riveting device place to be stopped;

(6) riveting device work is pushed the riveting pin on this cover plate and is finished, and makes pedestal and cover plate be completely fixed, and finishes the assembling process of touch-switch, and rotating-table apparatus rotates, and this rotating-table apparatus has forwarded insulation resistance checkout gear place to be stopped;

(7) the insulation resistance checkout gear has or not the connection phenomenon by applying this touch-switch of 500V voltage detecting, is non-defective unit if do not have the phenomenon of connection when detecting, and rotating-table apparatus turns to non-defective unit blanking position and discharges; If when detecting the phenomenon of connection being arranged is defective products, rotating-table apparatus turns to defective products blanking position and discharges;

(8) all the other positioning fixtures rotate in company with rotating-table apparatus, carry out the assembling or the detection of different operations successively, thereby effectively improve assembling, detection efficiency.

2. touch-switch automatic assembly method according to claim 1 is characterized in that, in the dust cleaning apparatus that also is provided with dust on the positioning fixture of removing on this rotating-table apparatus between described defective products doffer and the cover plate conveying device.

3. touch-switch automatic assembly method according to claim 2, it is characterized in that, corresponding described cover plate conveying device, button conveying device, pedestal conveying device, riveting device, insulation resistance checkout gear, non-defective unit doffer, defective products doffer and dust cleaning apparatus are respectively equipped with a positioning fixture on this rotating-table apparatus, thereby can carry out the assembling with the touch-switch of positioning fixture equal number when rotating-table apparatus rotates successively.

4. touch-switch automatic assembly method according to claim 3 is characterized in that described positioning fixture evenly is provided with by spacing distance, and the each rotational angle of described rotating-table apparatus is 45 degree.

5. touch-switch assembly machine of implementing the described touch-switch automatic assembly method of claim 1, tool comprises a board, it is characterized in that: be provided with a rotating-table apparatus that can rotate in described board, along the circumferential direction be provided with eight positioning fixtures on this rotating-table apparatus, set gradually a cover plate conveying device, a button conveying device, a pedestal conveying device, a riveting device, an insulation resistance checkout gear, a non-defective unit doffer, a defective products doffer and a dust cleaning apparatus around the periphery of this rotating-table apparatus by spacing distance.

6. touch-switch assembly machine according to claim 5, it is characterized in that, described cover plate conveying device comprise a cover plate feeding vibrating disk, a cover plate feeding track, one can with cover plate from the cover plate feeding track draw and deliver to one with the corresponding positioning fixture of this cover plate conveying device on first get the material assembly, this cover plate feeding track one is rectified described positioning fixture, described first gets the top that the material assembly is fixed in this cover plate feeding track end, and the other end of this cover plate feeding track is connected with this cover plate feeding vibrating disk.

7. touch-switch assembly machine according to claim 6, it is characterized in that, described button conveying device comprise a button feeding vibrating disk, a button feeding track, one can with button from the button feeding track draw and deliver to one with the corresponding positioning fixture of this button pay-off on second get the material assembly, this button feeding track one is rectified described positioning fixture, described second gets the top that the material assembly is fixed in this button feeding track end, and the other end of this button feeding track is connected with this button feeding vibrating disk.

8. touch-switch assembly machine according to claim 6, it is characterized in that, described pedestal conveying device comprises a pedestal feeding vibrating disk, one pedestal feeding track, one can draw pedestal and delivers to one with this pedestal pay-off corresponding positioning fixture location and pedestal tentatively can be riveted to the 3rd on the cover plate and get the material assembly from the pedestal feeding track, this pedestal feeding track one is rectified described positioning fixture, the described the 3rd gets the top that the material assembly is fixed in this pedestal feeding track end, and the other end of this pedestal feeding track is connected with this pedestal feeding vibrating disk.

9. touch-switch assembly machine according to claim 8 is characterized in that, described non-defective unit doffer comprises that one can get the material assembly with the non-defective unit that non-defective unit recovery appearance tool was drawn and be transported to this non-defective unit from positioning fixture; Described defective products doffer comprises that one can get the material assembly with the defective products that defective products recovery appearance tool was drawn and be transported to this defective products from positioning fixture.

10. touch-switch assembly machine according to claim 9, it is characterized in that, described first gets the material assembly, second get the material assembly and the 3rd get the material modular construction identical, it comprises that one is used for induction and is in described cover plate feeding track, the optical fiber detector of the element to be assembled of button feeding track or pedestal feeding track end, one is used to draw the suction nozzle of element to be assembled, the horizontal cylinder that vertical this suction nozzle of promotion of putting a cylinder and a horizontally set that one this suction nozzle of promotion that vertically is provided with moves up and down moves forward and backward, the 3rd gets the vertical cylinder stroke of material in the assembly compares first and gets the material assembly, second to get the stroke of the vertical cylinder of material in the assembly big, thereby pedestal tentatively can be riveted on the cover plate.

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