CN214518703U - Nut feeding and placing device - Google Patents

Nut feeding and placing device Download PDF

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Publication number
CN214518703U
CN214518703U CN202120284413.2U CN202120284413U CN214518703U CN 214518703 U CN214518703 U CN 214518703U CN 202120284413 U CN202120284413 U CN 202120284413U CN 214518703 U CN214518703 U CN 214518703U
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China
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nut
positioning
rotary disc
nuts
positioning rotary
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CN202120284413.2U
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Chinese (zh)
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张媛
沈国平
蒋凯
李磊
钟志浩
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Hangzhou Weiguang Electronic Co Ltd
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Hangzhou Weiguang Electronic Co Ltd
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Abstract

The utility model discloses a device is laid to nut feed. The problem that in the prior art, for products with a plurality of locking screw requirements, the efficiency of nut supply and placement is low is solved; the utility model comprises a nut oscillation disc and a movable adsorption component, wherein a positioning rotary disc is arranged at the outlet of the nut oscillation disc, the positioning rotary disc rotates around a central shaft, and a plurality of limiting grooves for placing nuts are arranged along the edge of the positioning rotary disc; the nut feeding and placing device further comprises a nut detection assembly, the nut detection assembly is used for detecting whether nuts exist in the limiting grooves of the positioning rotary table or not, and the movable adsorption assembly is arranged above the positioning rotary table. This scheme is through the location carousel, once only supplies with simultaneously, fixes a position and lays a plurality of nuts, is convenient for follow-up carry out nut locking simultaneously to a plurality of nuts of product, improves supplying with of nut, lays efficiency.

Description

Nut feeding and placing device
Technical Field
The utility model relates to a nut placer field especially relates to a device is laid to nut feed.
Background
As a common fastener, a screw nut is widely used for fastening and connecting various equipment components. And the general production is on the production line, and nut and bolt are through the mode of artifical the placing with nut or bolt place the assigned position, and inefficiency.
There is also a device for directly and automatically feeding nuts and automatically locking screws, for example, an "automatic screw locking device" disclosed in chinese patent document, which is publication No. CN203526928U, and includes a nut feeding device, a screw feeding device, and a screw locking device, the nut feeding device includes: the nut vibrates the dish, has nut guide arm, the nut ejector pin of liftable of nut guide slot, and screw feedway includes: screw vibration dish, the screw guide arm that has the screw guide slot, the screw guide slot communicates with each other with screw vibration dish, and the lock screw device includes: the screw feeding device comprises a liftable electric screwdriver and a screw suction nozzle located above the end part of a screw guide rod, wherein a screwdriver head is located in a second through hole, the screw suction nozzle is installed on a liftable suction nozzle seat, the screw suction nozzle is provided with a second through hole for the screwdriver head of the electric screwdriver to penetrate through, and the screw feeding device and the screw suction nozzle are fixed on a base capable of moving left and right. However, the device can only lock the screws one by one, and is low in efficiency for products requiring a plurality of locking screws.
Disclosure of Invention
The utility model mainly solves the problem that the efficiency of supplying and placing nuts is low for products with a plurality of locking screws in the prior art; the utility model provides a device is laid to nut feed can once only carry out the location feed of a plurality of nuts simultaneously and lay, is convenient for follow-up carry out nut locking simultaneously to a plurality of nuts of product, improves the supply of nut, lays efficiency.
The above technical problem of the present invention can be solved by the following technical solutions:
a nut feeding and placing device comprises a nut vibrating disc and a movable adsorption assembly and is characterized in that a positioning rotary disc is arranged at the outlet of the nut vibrating disc in a clinging manner, the positioning rotary disc rotates around a central shaft, and a plurality of limiting grooves for placing nuts are formed in the edge of the positioning rotary disc; the nut feeding and placing device further comprises a nut detection assembly, the nut detection assembly is used for detecting whether nuts exist in the limiting groove of the positioning rotary disc, and the movable adsorption assembly is arranged above the moving track of the limiting groove.
According to the nut feeding and placing device, nuts are conveyed to the edge of the positioning rotary table through the nut vibrating disc, and when the limiting groove in the edge of the positioning rotary table rotates to the outlet position of the nut vibrating disc along with the rotation of the positioning rotary table, one nut falls into the limiting groove due to the thrust from the rear; whether nut detecting element detects all spacing grooves and has the nut at the rotatory in-process of location carousel, after the nut detecting element detected that all there is the nut in every spacing groove, remove the corresponding position that the nut of adsorption component in with the spacing groove adsorbs and remove and place the product. Through the location carousel, once only supply with, lay a plurality of nuts simultaneously, be convenient for follow-up carry out nut locking simultaneously to a plurality of nuts of product, improve the supply of nut, lay efficiency.
Preferably, the nut detection assembly is an infrared sensor. Whether a nut exists in each limit groove is detected in the rotating process of the positioning rotary disc through the infrared sensor.
Preferably, the movable adsorption component comprises a first movable track, a second movable track, a first driving device, a second driving device and a plurality of magnetic suction heads; the first driving device drives the second moving track to move on the first moving track; the second driving device drives the plurality of magnetic suction heads to move on the second moving track. First removal track is vertical track, and the second removes the track and is horizontal track, removes the adsorption component and adsorbs the nut back from location carousel top, moves up through first removal track, removes track lateral shifting through the second, moves the nut to the top in product nut hole, moves down through first removal track, places the nut in the nut hole, places when accomplishing a plurality of nuts simultaneously, improves the efficiency of placing of nut.
Preferably, the magnetic suction head comprises a magnetic suction part and a guide part; the magnetic suction part is arranged in the center of the magnetic suction head, the guide part is arranged along the edge of the magnetic suction head, and the guide part is in a slope shape from the periphery of the magnetic suction head to the inside. The magnetic part is an electromagnet, and controls whether the magnetic part has magnetism or not by controlling power on and off so as to adsorb and put down the nut; the guide part is slope-shaped, so that the position and the orientation of the nut are ensured in the process of adsorption and movement of the magnetic suction head, the nut cannot deviate in the adsorption process, and subsequent nut installation is ensured.
Preferably, the positioning rotary disc is arranged in the positioning block, the surface of the positioning rotary disc is flush with the surface of the positioning block, and the edge of the positioning block is provided with a nut supply channel for nuts to pass through. The positioning block is arranged, so that the nut in the limiting groove cannot fall off in the rotating process of the positioning turntable.
Preferably, the nut oscillating discs are symmetrically arranged on two sides of the positioning rotary disc. The nuts are simultaneously supplied to the positioning turnplate from two sides, and the supply speed is improved.
Preferably, the limiting grooves are uniformly arranged along the edge of the positioning turntable, and four limiting grooves are arranged at the edge of the positioning turntable. And simultaneously, the feeding and the placement of a plurality of nuts are completed.
Preferably, the infrared sensor is connected with a positioning turntable control circuit, and the positioning turntable control circuit comprises a D trigger, a PWM driving module, a timer and a motor; the motor drives the positioning turntable to rotate forwards or backwards; the input end of the D trigger is connected with the output end of the infrared sensor, and the output end of the D trigger is connected with the state control end of the PWM driving module; the timer is connected with the enabling end of the PWM driving module, and the output end of the PWM driving module is connected with the motor. When the infrared sensor detects that the nut exists in the limiting groove, a pulse signal is sent to the D trigger, the output state of the D trigger is reversed, and the D trigger is output to the state control end of the PWM driving module to control the forward rotation or the reverse rotation of the motor.
Preferably, a pressure film is arranged on the inner surface of the limiting groove. The pressure film is arranged, and whether the nut exists in the limiting groove or not can be judged in cooperation with the redundancy of the infrared sensor.
Preferably, the pressure films are arranged on the inner surface of the limiting groove in an array mode. The pressure films are distributed in an array manner, so that the position state of the nuts in the limiting grooves can be detected, and the position state of the nuts is ensured to be in an ideal position state required by product installation.
The utility model has the advantages that:
1. through the location carousel, once only supply with, lay a plurality of nuts simultaneously, be convenient for follow-up carry out nut locking simultaneously to a plurality of nuts of product, improve the supply of nut, lay efficiency.
2. The positioning turntable is arranged in the positioning block, so that the nut in the limiting groove cannot fall off in the rotating process of the positioning turntable.
3. The pressure films are distributed in the limiting groove in an array mode, the position state of the nuts in the limiting groove can be detected, and the position state of the nuts is guaranteed to be in an ideal position state required by product installation.
Drawings
Fig. 1 is a schematic structural view of the nut feeding and placing device of the present invention.
Fig. 2 is a top view of a positioning turntable according to the present invention.
Fig. 3 is a partial enlarged view of a limiting groove according to the present invention.
In the figure, 1, a nut vibrating plate, 2, a positioning rotary plate, 3, a limiting groove, 4, an infrared sensor, 5, a first moving rail, 6, a second moving rail, 7, a first driving device, 8, a second driving device, 9, a magnetic suction head, 10, a positioning block and 11 are arranged on a pressure film.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
The first embodiment is as follows:
the nut feeding and placing device of the embodiment is shown in fig. 1 and comprises a nut oscillating disc 1, a positioning rotary disc 2, a movable adsorption assembly and a nut detection assembly.
The location carousel 2 sets up in the exit that the nut vibrates dish 1, and the nut vibrates dish 1 and vibrates the nut in dish 1 with the nut through nut transfer passage and carry in the location carousel 2 in proper order. In this embodiment, the nut oscillating discs 1 are symmetrically arranged on two sides of the positioning turntable 2. The nuts are simultaneously supplied to the positioning rotary disc 2 from both sides, and the nut supply rate is improved.
As shown in fig. 2, the positioning rotary table 2 is disposed in the positioning block 10, and a nut supply passage through which the nut passes is provided at an edge of the positioning block 10. In this embodiment, the surface of the positioning rotary table 2 is flush with the surface of the positioning block 10, the positioning block 10 is a square positioning block 10, a mounting groove adapted to the positioning rotary table 2 is formed in the center of the positioning block 10, and the positioning rotary table 2 is mounted in the mounting groove. Nut supply channels are formed in two sides of the positioning block 10, nut conveying channels of the nut oscillating disc 1 are arranged in the nut supply channels of the positioning block 10, and outlets of the nut conveying channels are attached to the edge of the positioning rotary disc 2.
The positioning rotary disc 2 comprises a central rotating shaft, a rotary disc and a limiting groove 3. The center rotating shaft is sleeved at the center of the turntable, the positioning turntable 2 rotates around the central shaft, and the limiting groove 3 is formed in the edge of the turntable. In this embodiment, the limiting grooves 3 are uniformly arranged along the edge of the positioning turntable 2, and four limiting grooves are arranged on the edge of the positioning turntable 2. This setting can accomplish the feed of a plurality of nuts simultaneously and lay.
The positioning block 10 is arranged outside the positioning turntable 2, so that the nut in the limiting groove 3 cannot fall off in the rotating process of the positioning turntable 2.
Nut detecting element is arranged in detecting the spacing groove 3 of location carousel 2 and whether has the nut, and nut detecting element includes infrared sensor 4, ultrasonic sensor, pressure sensor etc. and detects the sensor that whether the object exists, and in this embodiment, nut detecting element is infrared sensor 4, and infrared sensor 4 symmetry sets up in both sides nut transfer passage's exit, and infrared sensor 4 sets up in spacing groove 3's removal orbit top. Whether a nut exists in each limiting groove is detected in the rotating process of the positioning rotary disc 2 through the infrared sensor 4.
The infrared sensor 4 is connected with a positioning turntable control circuit. The positioning turntable control circuit comprises a D trigger, a PWM driving module, a timer and a motor. The motor drives the central rotating shaft of the positioning turntable 2 to rotate forwards or backwards; the input end of the D trigger is connected with the output end of the infrared sensor 4, and the output end of the D trigger is connected with the state control end of the PWM driving module; the timer is connected with the enabling end of the PWM driving module, and the output end of the PWM driving module is connected with the motor.
When the infrared sensor 4 detects that the nut exists in the limiting groove 3, a pulse signal is sent to the D trigger, the output state of the D trigger is reversed, and the D trigger is output to the state control end of the PWM driving module to control the forward rotation or the reverse rotation of the motor.
Remove adsorption component and can adsorb through the formula of magnetism, also can adsorb through vacuum adsorption, in this example, remove adsorption component and adsorb through the formula of magnetism, remove adsorption component and set up in 2 tops of location carousel. The movable adsorption component comprises a first movable rail 5, a second movable rail 6, a first driving device 7, a second driving device 8 and a plurality of magnetic suction heads 9. The first driving device 7 drives the second moving rail 6 to displace on the first moving rail 5, and the second driving device 8 drives the plurality of magnetic attraction heads 9 to displace on the second moving rail 6.
In this embodiment, the first moving rail 5 is a vertical rail, the second moving rail 6 is a horizontal rail, and four magnetic attraction heads 9 are provided, and the positional relationship between the magnetic attraction heads 9 is the same as the positional relationship between the respective limiting grooves 3. The first driving device 7 and the second driving device 8 may be a driving device such as a motor or a cylinder.
Remove the adsorption component and adsorb the nut from 2 tops of location carousel after, move up through first removal track 5, through 6 lateral shifting of second removal track, remove the nut to the top in product nut hole, move down through first removal track 5, place the nut in the nut hole, place when accomplishing a plurality of nuts simultaneously, improve the efficiency of placing of nut.
The working process of the nut feeding and placing device of the embodiment is as follows:
at the initial stage, the nuts sequentially enter the nut conveying channel at the outlet of the nut oscillation disc 1 through the nut oscillation discs 1 on the two sides until the nut oscillation disc abuts against the edge of the positioning rotary disc 2, and the positioning rotary disc 2 is in a state I at the moment, namely the contact point of the positioning rotary disc 2 and the nut conveying channel is located in the middle position of the two limiting grooves 3.
The first set of nuts are positioned, the positioning rotary disc 2 enables the positioning rotary disc 1 to be in a second state through clockwise rotation/anticlockwise rotation, namely, a set of opposite limiting grooves 3 are communicated with the nut conveying channel respectively, at the moment, each nut on two sides falls into the limiting grooves 3, the infrared sensors 4 on two sides detect that nuts exist in the limiting grooves 3 respectively, and the rotary disc control circuit controls the positioning rotary disc 2 to rotate reversely, namely, the positioning rotary disc is changed into anticlockwise rotation/clockwise rotation.
The second group of nuts are positioned, the positioning rotary disc 2 firstly reaches the first state, and then reaches the third state after time delay, namely, the other group of relative limiting grooves 3 are respectively communicated with the nut conveying channel, at the moment, one nut at each of two sides respectively falls into the two limiting grooves 3, the infrared sensors 4 at two sides respectively detect that the nut exists in the limiting groove 3, and the rotary disc control circuit controls the positioning rotary disc 2 to reversely rotate again, namely, the clockwise rotation/the anticlockwise rotation is changed.
The nut is transferred and is installed, when the positioning rotary disc 2 returns to the position of the first state, the movable adsorption component is controlled to fall and then adsorb four nuts simultaneously, then the movable adsorption component is controlled to move upwards firstly and then move transversely and parallelly until the movable adsorption component moves to the position above the screw hole of the production disc, the movable adsorption component is controlled to fall, the nuts are placed in corresponding nut holes, the magnetic force of the movable adsorption component is cancelled, and the movable adsorption component is enabled to reset.
According to the nut feeding and placing device in the scheme of the embodiment, nuts are conveyed to the edge of the positioning rotary disc 2 through the nut vibrating disc 1, and along with the rotation of the positioning rotary disc 2, when the limiting groove 3 in the edge of the positioning rotary disc 2 rotates to the outlet position of the nut vibrating disc 1, the nuts fall into the limiting groove 3 due to the thrust from the rear; whether nut detecting component detects all spacing grooves 3 in the rotatory in-process of location carousel 2 and has the nut, detects when nut detecting component and all has the nut after in every spacing groove, removes the nut of adsorption component in with spacing groove 3 and adsorbs and remove the relevant position of placing the product.
Through location carousel 2, once only supply with, lay a plurality of nuts simultaneously, be convenient for follow-up carry out nut locking simultaneously to a plurality of nuts of product, improve the supply of nut, lay efficiency.
Example two:
the nut feeding and placing device of the embodiment optimizes the movable adsorption component.
The magnetic suction head 9 of the movable suction component comprises a magnetic suction part and a guide part. The magnetic suction part is arranged in the center of the magnetic suction head 9, the guide part is arranged along the edge of the magnetic suction head, and the guide part is in a slope shape inwards from the periphery of the magnetic suction head.
The magnetic part is an electromagnet, and controls whether the magnetic part has magnetism or not by controlling power on and off so as to adsorb and put down the nut; the guide part is slope-shaped, so that the position and the orientation of the nut are ensured in the process of adsorption and movement of the magnetic suction head, the nut cannot deviate in the adsorption process, and subsequent nut installation is ensured.
The magnetic suction head 9 of the movable suction component is only optimized in the embodiment, and other settings are the same as those in the first embodiment.
Example three:
the nut feeding and placing device of the embodiment optimizes the limiting groove 3 of the positioning rotary disc 2.
As shown in fig. 3, a pressure membrane 11 is provided on the inner surface of the stopper groove 3.
The pressure film is arranged, and whether the nut exists in the limiting groove or not can be judged in cooperation with the redundancy of the infrared sensor.
The pressure membranes 11 are arranged in an array on the inner surface of the limiting groove 3. The pressure films 11 are distributed in an array manner, so that the position state of the nuts in the limiting grooves 3 can be detected, and the position state of the nuts is ensured to be in an ideal position state required by product installation.
In the embodiment, only the limiting groove 3 is optimized, and the other settings are the same as those in the third embodiment.
It should be understood that the examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims (10)

1. A nut feeding and placing device comprises a nut vibrating disc (1) and a movable adsorption assembly, and is characterized in that a positioning rotary disc (2) is arranged at an outlet of the nut vibrating disc (1), the positioning rotary disc (2) rotates around a central shaft, and a plurality of limiting grooves (3) for placing nuts are formed in the edge of the positioning rotary disc (2); the nut feeding and placing device further comprises a nut detection assembly, the nut detection assembly is used for detecting whether nuts exist in the limiting groove (3) of the positioning rotary disc (2), and the movable adsorption assembly is arranged above the moving track of the limiting groove (3).
2. A nut feed placement device according to claim 1, characterized in that said nut detection means is an infrared sensor (4).
3. A nut feeding and placing device according to claim 1 or 2, characterized in that said movable suction assembly comprises a first movable rail (5), a second movable rail (6), a first driving device (7), a second driving device (8) and a plurality of magnetic suction heads (9); the first driving device (7) drives the second moving track (6) to move on the first moving track (5); the second driving device (8) drives a plurality of magnetic suction heads (9) to move on the second moving track (6).
4. A nut feed placement device according to claim 3, characterized in that said magnetic suction head (9) comprises a magnetic suction part and a guide part; the magnetic suction part is arranged in the center of the magnetic suction head, the guide part is arranged along the edge of the magnetic suction head, and the guide part is in a slope shape from the periphery of the magnetic suction head to the inside.
5. A nut feed placement device according to claim 1, characterized in that the positioning carousel (2) is arranged in a positioning block (10), the surface of the positioning carousel (2) being flush with the surface of the positioning block (10), the edge of the positioning block (10) being provided with a nut feed channel for nuts to pass through.
6. A nut feeding and placing device according to claim 5, characterized in that the nut oscillating discs (1) are symmetrically arranged on both sides of the positioning rotary disc (2).
7. A nut feeding and placing device according to claim 1, 5 or 6, characterized in that the limiting grooves (3) are uniformly arranged along the edge of the positioning rotary disc (2), and four limiting grooves (3) are arranged on the edge of the positioning rotary disc (2).
8. The nut feeding and placing device according to claim 2, characterized in that the infrared sensor (4) is connected with a positioning turntable control circuit, and the positioning turntable control circuit comprises a D trigger, a PWM driving module, a timer and a motor; the motor drives the positioning turntable to rotate forwards or backwards; the input end of the D trigger is connected with the output end of the infrared sensor, and the output end of the D trigger is connected with the state control end of the PWM driving module; the timer is connected with the enabling end of the PWM driving module, and the output end of the PWM driving module is connected with the motor.
9. A nut feed placement device according to claim 1, 2 or 8, characterized in that the inner surface of the limiting groove (3) is provided with a pressure membrane (11).
10. A nut feed placement device according to claim 9, characterized in that said pressure membranes (11) are arranged in an array on the inner surface of the holding groove (3).
CN202120284413.2U 2021-02-01 2021-02-01 Nut feeding and placing device Active CN214518703U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120284413.2U CN214518703U (en) 2021-02-01 2021-02-01 Nut feeding and placing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120284413.2U CN214518703U (en) 2021-02-01 2021-02-01 Nut feeding and placing device

Publications (1)

Publication Number Publication Date
CN214518703U true CN214518703U (en) 2021-10-29

Family

ID=78232870

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120284413.2U Active CN214518703U (en) 2021-02-01 2021-02-01 Nut feeding and placing device

Country Status (1)

Country Link
CN (1) CN214518703U (en)

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