CN115870730A

CN115870730A - Locking screw device for earphone charging box

Info

Publication number: CN115870730A
Application number: CN202111131401.7A
Authority: CN
Inventors: 景余祥; 吴士春; 侯永东; 袁志祥
Original assignee: Jiangsu Justech Precision Industry Co ltd
Current assignee: Jiangsu Justech Precision Industry Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2023-03-31

Abstract

The invention relates to a screw locking device for an earphone charging box, which comprises a base, wherein a screw locking unit, a screw feeding unit and a charging box fixing unit are arranged on the base, the screw locking unit comprises a support, a first linear module, a second linear module, a third linear module and a screwdriver, the support is fixed on the base, the first linear module is fixed on the support, the second linear module is arranged on the first linear module, the third linear module is arranged on the second linear module, the screwdriver is arranged on the third linear module, the screw feeding unit is used for feeding screws, and the charging box fixing unit is used for fixing the charging box. The invention has simple structure and high precision, can automatically complete the whole screw locking operation, and greatly improves the working efficiency of the screw locking and the quality of finished products.

Description

Locking screw device for earphone charging box

Technical Field

The invention relates to a screw locking device, in particular to a screw locking device for an earphone charging box.

Background

At present, with the increasing use of smart phones and the vigorous development of wireless earphone markets, an inorganic earphone charging box is used for storing wireless earphones and charging the earphones; the quality of the headset charging box is therefore closely related to the user's experience. In the charging box assembling process, the charging box needs to be locked and attached by screws, at present, the screws are locked by adopting a manual mode, the efficiency is low, the defective products are high, and the high-quality product requirement cannot be met.

Disclosure of Invention

In order to overcome the defects, the invention provides the screw locking device for the earphone charging box, and the screw locking unit in the device can accurately lock the screw into the charging box under the assistance of the CCD needle unit and the CCD photographing unit, so that the efficiency and the quality of the screw locking process are improved.

The technical scheme adopted by the invention for solving the technical problem is as follows:

the utility model provides an earphone fills electrical box with locking screw device, includes the base, be equipped with lock screw unit, screw feed unit and the box fixed unit that charges on the base, lock screw unit includes support, first sharp module, second sharp module, third sharp module and screwdriver, the support is fixed in on the base, first sharp module is fixed in the support, second sharp module install in on the first sharp module and this first sharp module can drive the linear motion of second sharp module and carry out the first direction, third sharp module install in on the second sharp module and this second sharp module can drive the linear motion of second direction, the screwdriver install in third sharp module and this third sharp module can drive the screwdriver and carry out the up-and-down motion, first direction and second direction all are the horizontal direction and both mutually perpendicular, screw feed unit is used for the feed of screw, the box fixed unit that charges is used for fixing the box, the screwdriver is fixed under the first sharp module, second sharp module and the third sharp module from the screw drive unit that charges and the box, the screw that charges after the box is fixed again to the screw that charges.

Preferably, the charging box fixing unit comprises a turntable module, a fixing carrier and a positioning module, a plurality of fixing carriers for fixing the charging box are arranged around the turntable module, and the positioning module is fixed on the base and used for fixing the turntable module.

Preferably, the screw feeding unit is provided with a feeding port, the bases on two sides of the screw feeding unit are respectively provided with a torsion testing unit and a defective product collecting box, the torsion testing unit is used for verifying the torsion of the screwdriver, and the defective product collecting box is used for storing unqualified screws.

Preferably, still be equipped with on the base and compress tightly unit, CCD to the needle unit and sweep a yard unit, compress tightly the unit and include compact heap and drive actuating cylinder, it drives compact heap up-and-down motion and compresses tightly or loosen fixed carrier to drive actuating cylinder, CCD is used for acquireing the position of suction nozzle on the electricity wholesale to the needle unit, it is confirmed to sweep a yard to the box of charging of putting into fixed carrier to sweep a yard.

Preferably, the support is arranged along the left and right direction of the base, the first linear module is horizontally installed on the support, the second linear module is vertically installed on the first linear module, the third linear module is vertically installed on the second linear module through a support plate, and the CCD photographing unit is further fixedly installed on the support plate.

The invention has the beneficial effects that: the screw locking device mainly comprises a screw locking unit, a screw feeding unit, a charging box fixing unit, a CCD photographing unit and a CCD needle aligning unit, wherein the screw locking unit comprises a first linear module, a second linear module, a third linear module and a screwdriver, the screw feeding unit is used for outputting screws in a specified direction, the charging box fixing unit is used for fixing a charging box of the screws to be installed, the screwdriver can be subjected to position adjustment in the left-right direction, the front-back direction and the up-down direction under the action of the first, second and third linear modules to meet the requirement for accurate movement of the screwdriver, the CCD needle aligning unit can assist a control system to correct a suction nozzle of the screwdriver to accurately suck the screws, the CCD photographing unit can assist the control system to accurately lock the screws into the preset positions of the charging box, the position of the screwdriver is accurately controlled by using the linear modules in the invention, so that the accuracy of the screw locking position is ensured, and the screw locking device is capable of accurately controlling the position of the screwdriver by using the linear modulesThe locking torque force of the electric screwdriver can be controlled to be 0.1Kgf.cm, and the electric screwdriver can be only 0.15mm in the screw locking area ² The locking screw is operated under the condition that the deviation between the thread center and the through hole center is not more than 0.2mm. The invention has simple structure and high precision, can automatically complete the whole screw locking operation, and greatly improves the working efficiency of the screw locking and the quality of finished products.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a screw locking unit according to the present invention;

FIG. 3 is a schematic view of a screw feeding unit according to the present invention;

fig. 4 is a schematic structural view of a charging box fixing unit according to the present invention;

FIG. 5 is a schematic structural diagram of a CCD alignment unit according to the present invention;

in the figure: 10-screw locking unit, 11-bracket, 12-first linear module, 13-second linear module, 14-third linear module, 15-support plate, 16-screwdriver, 20-screw feeding unit, 21-feeding port, 30-charging box fixing unit, 31-turntable module, 32-fixing carrier, 33-positioning module, 40-pressing unit, 41-pressing block, 42-driving cylinder, 50-CCD needle aligning unit, 60-CCD photographing unit, 70-torsion testing unit, 71-defective product collecting box, 80-code scanning unit and 90-base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Example (b): as shown in fig. 1-5, a screw locking device for a charging box of an earphone includes a base 90, a screw locking unit 10, a screw feeding unit 20, and a charging box fixing unit 30 are disposed on the base 90, the screw locking unit 10 includes a bracket 11, a first linear module 12, a second linear module 13, a third linear module 14, and a screwdriver 16, the bracket 11 is fixed on the base 90, the first linear module 12 is fixed on the bracket 11, the second linear module 13 is mounted on the first linear module 12 and can drive the second linear module to perform linear motion in a first direction, the third linear module 14 is mounted on the second linear module 13 and can drive the third linear module to perform linear motion in a second direction, the screwdriver 16 is mounted on the third linear module 14 and can drive the screwdriver 16 to perform vertical motion, the first direction and the second direction are both horizontal and perpendicular to each other, the screw locking unit 20 is used for fixing the charging box 30, the screwdriver is fixed on the charging box, the screw locking unit 20 is used for driving the screwdriver 12, and the screwdriver 16 is used for sucking the screw locking unit 12 from the charging box and the charging box from the charging box fixing unit 12.

Wherein, the box fixed unit 30 that charges is located the middle part of base 90, lock screw unit 10 and screw feed unit 20 and be located the one side of the box fixed unit 30 that charges, first straight line module 12, second straight line module 13 and third straight line module 14 can adjust the position of screwdriver 16 in left and right sides, front and back and upper and lower direction to make screwdriver 16 accurately absorb the screw in the screw feed unit 20 and accurately with the screw lock go into the box of charging's the preset position in the box fixed unit 30 that charges. According to the invention, the position of the electric screwdriver is accurately controlled by using the linear module to ensure the accuracy of the position of the screw lock, the locking torque force of the electric screwdriver can be controlled to be 0.1Kgf.cm, and the electric screwdriver can be only 0.15mm in the screw lock area ² The locking screw is operated under the condition that the deviation between the thread center and the through hole center is not more than 0.2mm.

As shown in fig. 3, the charging box fixing unit 30 includes a turntable module 31, a fixing carrier 32 and a positioning module 33, wherein a plurality of fixing carriers 32 for fixing the charging box are disposed around the turntable module 31, the positioning module 33 is fixed on the base 90, and the positioning module 33 is used for fixing the turntable module 31. The turntable module 31 includes a turntable and a rotating motor for driving the turntable to rotate, and the turntable module 31 is a technology commonly used in the art and will not be described in detail herein; the upper surface of carousel is equipped with a plurality of fixed carriers, places the box that charges in fixed carrier 32 after, and the rotating electrical machines drive the carousel and rotate, makes fixed carrier 32 rotate to lock under the screw unit 10, then the orientation module 33 stretches out and fixes the carousel, orientation module 33 can be the location cylinder. )

As shown in fig. 4, the screw feeding unit 20 is provided with a feeding port 21, the bases 90 at two sides of the screw feeding unit 20 are respectively provided with a torsion checking unit 70 and a defective product collecting box 71, the torsion checking unit 70 is used for checking the torsion of the electric screwdriver 16, and the defective product collecting box 71 is used for storing unqualified screws. The screw feeding unit 20 is a conventional screw distributor, which uses the rotation of an internal shifting fan to distribute screws, and sends the screws screened from the tray to the feeding port 21 to wait for the electric screwdriver 16 to take materials, which is prior art and will not be described in detail herein; the electric batch 16 is arranged on the torsion testing unit 70, and the electric batch is rotated to test the output torsion of the electric batch; when the screws taken out by the electric screwdriver are defective, the electric screwdriver sends the unqualified screws to the defective product collecting box 71.

As shown in fig. 1, 3 and 5, the base 90 is further provided with a pressing unit 40, a CCD alignment unit 50 and a code scanning unit 80, the pressing unit 40 includes a pressing block 41 and a driving cylinder 42, the driving cylinder 42 drives the pressing block 41 to move up and down to press or release the fixed carrier 32, the CCD alignment unit 50 is used for acquiring the position of the suction nozzle on the electric batch 16, and the code scanning unit 80 is used for performing code scanning confirmation on the charging box placed in the fixed carrier 32. The pressing unit 40 is located between the screw feeding unit 20 and the charging box fixing unit 30, after the charging box is placed on the fixing carrier 32, the code scanning unit 80 scans codes to record information of the charging box into the system, and the driving cylinder 42 drives the pressing block 41 to move downwards to fix the fixing carrier 32, so that the screw locking operation of the screwdriver 16 is facilitated; the CCD aligning unit 50 obtains the position of the suction nozzle by photographing, and performs position correction by software calculation.

The support 11 is arranged along the left-right direction of the base 90, the first linear module 12 is horizontally installed on the support 11, the second linear module 13 is vertically installed on the first linear module 12, the third linear module 14 is vertically installed on the second linear module 13 through a support plate 15, and the CCD photographing unit 60 is further fixedly installed on the support plate 15. The CCD photographing unit is used for acquiring the position of a screw in the charging box, and the control system controls the screwdriver to be accurately locked into the screw according to the information acquired by the CCD photographing unit; as shown in fig. 2, the mounting direction of the bracket 11 is defined as a left-right direction, the direction in which the first linear module is arranged is a left-right direction, and the direction in which the second linear module is arranged is a front-back direction, so that the first linear module 12 can drive the second linear module, the third linear module and the screwdriver to move in the left-right direction, and the second linear module 13 can drive the third linear module and the screwdriver to move in the front-back direction, so that the screwdriver 16 can adjust the positions in the left-right direction, the front-back direction and the up-down direction through the first linear module, the second linear module and the third linear module to accurately lock the screws into the preset positions of the charging box.

The operation process of the invention is as follows: the method comprises the following steps:

the method comprises the following steps: an operator places the charging box in the fixed carrier 32, the turntable module 31 drives the fixed carrier to rotate, the code scanning unit 80 performs code scanning confirmation on the passing charging box, after the charging box rotates to a preset position, the turntable module 31 stops working, and the positioning module 33 extends out to fix the turntable module;

step two: the pressing block 41 moves downwards under the driving of the driving cylinder 42 to press and fix the fixing carrier 32, meanwhile, an operator puts screws into the screw feeding unit 20, and the screw feeding unit 20 sends the screws to the feeding port 21 according to a preset direction;

step three: the electric screwdriver 16 runs to the screw feeding unit 20 under the action of the first, second and third linear modules, sucks the screws on the feeding port 21, then runs to the charging box of the fixed carrier 32, and accurately locks the screws into the screw locking position of the charging box with the aid of the CCD photographing unit 60;

step four: the driving cylinder 42 drives the pressing block 41 to ascend, the fixing carrier 32 is loosened, the positioning module 33 retracts, and the turntable rotates to drive the fixing carrier 32 to rotate to the discharging position.

It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides an earphone is lock screw device for box that charges which characterized in that: the screw charging device comprises a base (90), wherein a screw locking unit (10), a screw feeding unit (20) and a charging box fixing unit (30) are arranged on the base (90), the screw locking unit (10) comprises a support (11), a first linear module (12), a second linear module (13), a third linear module (14) and a charging screw driver (16), the support (11) is fixed on the base (90), the first linear module (12) is fixed on the support (11), the second linear module (13) is installed on the first linear module (12) and can drive the second linear module to perform linear motion in a first direction, the third linear module (14) is installed on the second linear module (13) and can drive the third linear module to perform linear motion in a second direction, the charging screw driver (16) is installed on the third linear module (14) and can drive the charging screw driver (16) to perform up-down motion, the first linear module and the second linear module are both in a horizontal direction, the screw locking unit (20) and the charging box fixing unit (30) are used for sucking the screw driver (16) and the charging screw driver (12) horizontally, and then the screw is locked on the charging box fixing unit (30).

2. The locking screw device for an earphone charging box according to claim 1, wherein: the fixed unit (30) of charging box includes carousel module (31), fixed carrier (32) and location module (33), be equipped with a plurality of fixed carriers (32) that are used for fixed charging box around carousel module (31), location module (33) fixing device in on base (90) and this location module (33) are used for fixed carousel module (31).

3. The locking screw device for an earphone charging box according to claim 1, wherein: the screw feeding unit (20) is provided with a feeding port (21), the bases (90) on two sides of the screw feeding unit (20) are respectively provided with a torsion testing unit (70) and a defective product collecting box (71), the torsion testing unit (70) is used for verifying the torsion of the electric screwdriver (16), and the defective product collecting box (71) is used for storing unqualified screws.

4. The locking screw device for an earphone charging box according to claim 1, wherein: still be equipped with on base (90) and compress tightly unit (40), CCD to needle unit (50) and sweep yard unit (80), compress tightly unit (40) including compact heap (41) and actuating cylinder (42), actuating cylinder (42) drive compact heap (41) up-and-down motion and compress tightly or loosen fixed carrier (32), CCD is used for acquireing the position of suction nozzle on electric batch (16) to needle unit (50), it is confirmed to sweep the sign indicating number to the box that charges of putting into in fixed carrier (32) to sweep yard unit (80).

5. The locking screw device for an earphone charging box according to claim 1, wherein: the support (11) is arranged along the left-right direction of the base (90), the first linear module (12) is horizontally installed on the support (11), the second linear module (13) is vertically installed on the first linear module (12), the third linear module (14) is vertically installed on the second linear module (13) through a support plate (15), and the CCD photographing unit (60) is fixedly installed on the support plate (15).