CN211136213U

CN211136213U - Servo lock screw mechanism

Info

Publication number: CN211136213U
Application number: CN201922075037.1U
Authority: CN
Inventors: 李良平
Original assignee: Ningbo Golden Orange Intelligent Technology Co ltd
Current assignee: Ningbo Golden Orange Intelligent Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-31
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a servo lock screw mechanism, which comprises a bracket, the outer wall top fixedly connected with first mounting panel of support, the outer wall sliding connection of first mounting panel has the second mounting panel, the outer wall sliding connection of second mounting panel has the third mounting panel, the outer wall sliding connection of third mounting panel has the fourth mounting panel, the top fixedly connected with third mount of third mounting panel, the outer wall fixed through connection of third mount has the third cylinder, the telescopic link end fixed connection of third cylinder has the extension rod, the outer wall of extension rod has cup jointed the spring, the top fixedly connected with motor mount of fourth mounting panel; the utility model discloses a set up first cylinder, second cylinder, third cylinder, servo motor, screw suction nozzle etc. can replace manual work, accomplish the screw lock to the product and attach, greatly reduced the cost of labor, improved production efficiency, the lock attaches the quality uniformity simultaneously good.

Description

Servo lock screw mechanism

Technical Field

The utility model relates to a screw lock attaches machine specifically is servo lock screw mechanism.

Background

The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object.

At present, electronic products, toys and stationery in many industries all relate to a screw locking and attaching process; traditional lock attaches for artifical handheld electric screwdriver lock, and the screwdriver glues and gets the screw time long, and the lock attaches the artifical intensive of process, the efficiency productivity is low, the lock attaches the quality uniformity poor, and the lock screw machine on the market mostly adopts electric screwdriver automatic lock to attach, nevertheless it rotates and can't effectually control the dynamics when impelling to the screw, easily appears criticizing the condition of skidding of taking place between head and the screw to lead to the screw to scrap or the product damage, the result of use is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a servo lock screw mechanism to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the servo screw locking mechanism comprises a support, wherein a first mounting plate is fixedly connected to the top of the outer wall of the support, a second mounting plate is slidably connected to the outer wall of the first mounting plate, a third mounting plate is slidably connected to the outer wall of the second mounting plate, a fourth mounting plate is slidably connected to the outer wall of the third mounting plate, a third fixing frame is fixedly connected to the top of the third mounting plate, a third air cylinder is fixedly connected to the outer wall of the third fixing frame in a penetrating manner, an extension rod is fixedly connected to the extension rod end of the third air cylinder, a spring is sleeved on the outer wall of the extension rod, a motor fixing frame is fixedly connected to the top of the fourth mounting plate, a servo motor is fixedly connected to the top of the motor fixing frame, a screwdriver is fixedly connected to the shaft extension end of the servo motor through a coupler after the shaft extension end of, the outer wall bottom fixedly connected with push pedal of fourth mounting panel, the push pedal is run through on the top of extension rod, the bottom of spring closely laminates with the top of push pedal.

As a further aspect of the present invention: the lateral wall of first mounting panel has first cylinder through mount fixed mounting, the flexible rod end of first cylinder and the lateral wall fixed connection of second mounting panel, two pillars of the top fixedly connected with of second mounting panel, two the common fixedly connected with second mount in top of pillar, the outer wall of second mount is fixed to run through and is provided with the second cylinder, the flexible rod end of second cylinder and the top fixed connection of third mounting panel.

As a further aspect of the present invention: the side wall of the push plate is fixedly connected with a sensing chip, the outer wall of the third mounting plate is fixedly connected with a photoelectric switch, and the photoelectric switch is located under the sensing chip.

As a further aspect of the present invention: the outer wall of the screwdriver is close to the middle and is fixedly connected with the outer wall of the push plate through a bearing seat.

As a further aspect of the present invention: the outer wall fixedly connected with suction nozzle frame of screw suction nozzle, the bottom fixed connection of suction nozzle frame and third mounting panel.

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

1. the utility model discloses a set up first cylinder, second cylinder, third cylinder, servo motor, screw suction nozzle etc. can replace manual work, accomplish the screw lock to the product and attach, greatly reduced the cost of labor, improved production efficiency, the lock attaches the quality uniformity simultaneously good.

2. The utility model discloses a set up third cylinder, extension rod, spring, push pedal etc. and drive the screwdriver through the spring and remove, make the screwdriver have a flexible state, make the screwdriver remain the laminating throughout at during operation and screw to accomplish the lock of screw and attach, can effectively avoid the screw to scrap or the condition such as product damage takes place, excellent in use effect.

Drawings

Fig. 1 is a schematic structural diagram of a servo screw locking mechanism.

FIG. 2 is a schematic diagram of a screw driver in a servo screw locking mechanism.

Fig. 3 is an enlarged view of a point a in fig. 1.

Fig. 4 is an enlarged view at B in fig. 1.

Wherein, 1, a bracket; 2. a first mounting plate; 21. a first cylinder; 3. a second mounting plate; 31. a pillar; 32. a second fixing frame; 33. a second cylinder; 4. a third mounting plate; 41. a third fixing frame; 42. a third cylinder; 43. an extension pole; 44. a spring; 45. a photoelectric switch; 46. a suction nozzle holder; 5. a fourth mounting plate; 51. a motor fixing frame; 52. pushing the plate; 53. a servo motor; 54. a screwdriver; 55. a screw suction nozzle; 56. a sense patch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a screw servo-locking mechanism includes a bracket 1, a first mounting plate 2 is fixedly connected to the top of the outer wall of the bracket 1, a second mounting plate 3 is slidably connected to the outer wall of the first mounting plate 2, the first mounting plate 2 is slidably connected to the second mounting plate 3 through a linear slide rail, a third mounting plate 4 is slidably connected to the outer wall of the second mounting plate 3, the second mounting plate 3 is slidably connected to the third mounting plate 4 through a linear slide rail, a fourth mounting plate 5 is slidably connected to the outer wall of the third mounting plate 4, the third mounting plate 4 is slidably connected to the fourth mounting plate 5 through a linear slide rail, a third fixing frame 41 is fixedly connected to the top of the third mounting plate 4, a third cylinder 42 is fixedly connected to the outer wall of the third fixing frame 41 through a specific model number MA20X25SU, the telescopic link end fixedly connected with extension rod 43 of third cylinder 42, spring 44 has been cup jointed to the outer wall of extension rod 43, the top fixedly connected with motor mount 51 of fourth mounting panel 5, motor mount 51's top fixedly connected with servo motor 53, servo motor 53's axle extension end runs through behind motor mount 51 through shaft coupling fixedly connected with screwdriver 54, the bottom of screwdriver 54 is provided with screw suction nozzle 55, screw suction nozzle 55 is the vacuum formula suction nozzle, screw suction nozzle 55 passes through hose and vacuum pump connection, the outer wall bottom fixedly connected with push pedal 52 of fourth mounting panel 5, push pedal 52 is run through on the top of extension rod 43, the bottom of spring 44 closely laminates with the top of push pedal 52.

The lateral wall of first mounting panel 2 passes through mount fixed mounting has first cylinder 21, the specific model of first cylinder 21 is PB16X75SU L B, the flexible rod end of first cylinder 21 and the lateral wall fixed connection of second mounting panel 3, two pillars 31 of the top fixedly connected with of second mounting panel 3, the common fixedly connected with second mount 32 in top of two pillars 31, the outer wall of second mount 32 is fixed to be run through and is provided with second cylinder 33, the specific model of second cylinder 33 is MA20X40SU, the flexible rod end of second cylinder 33 and the top fixed connection of third mounting panel 4.

The side wall of the push plate 52 is fixedly connected with a sensing sheet 56, the outer wall of the third mounting plate 4 is fixedly connected with a photoelectric switch 45, the photoelectric switch 45 is positioned right below the sensing sheet 56, and the photoelectric switch 45 is a near reflection type photoelectric switch with the specific model of EE-SX 674.

In order to ensure the stability of the screwdriver 54 during operation, the outer wall of the screwdriver 54 is fixedly connected with the outer wall of the push plate 52 through a bearing seat near the middle part.

The outer wall of the screw suction nozzle 55 is fixedly connected with a suction nozzle rack 46, and the suction nozzle rack 46 is fixedly connected with the bottom of the third mounting plate 4.

The utility model discloses a theory of operation is:

the screw suction nozzle 55 sucks a screw by adopting a vacuum suction mode, then the first air cylinder 21 pushes the second mounting plate 3 to slide on the surface of the first mounting plate 2 until the screw suction nozzle 55 moves to a position right above a position where a product needs to be screwed, then the second air cylinder 33 pushes the third mounting plate 4 to slide on the surface of the second mounting plate 3 until the screw suction nozzle 55 approaches the position where the screw is screwed, then the servo motor 53 is started to drive the screwdriver 54 to rotate, meanwhile, the third air cylinder 42 is started to compress the spring 44 through the matching action of the extension rod 43 and the push plate 52, the spring 44 pushes the push plate 52 downwards while contracting, so that the fourth mounting plate 5 drives the servo motor 53 and the screwdriver 54 to move towards the screw direction, the spring 44 enables the screwdriver 54 to have a flexible state, after the screw is contacted with the product, the third air cylinder 42 still has an overtravel distance, and the screwdriver 54 retracts under the action of the spring 44, with the continuous screwing of the screw, the screw 54 is always attached to the screw until the target locking position is reached, the third cylinder 42, the second cylinder 33 and the first cylinder 21 are reset once, and the servo motor 53 is turned off to complete the screw locking once.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Servo lock screw mechanism, including support (1), its characterized in that: the outer wall top of the support (1) is fixedly connected with a first mounting plate (2), the outer wall of the first mounting plate (2) is slidably connected with a second mounting plate (3), the outer wall of the second mounting plate (3) is slidably connected with a third mounting plate (4), the outer wall of the third mounting plate (4) is slidably connected with a fourth mounting plate (5), the top of the third mounting plate (4) is fixedly connected with a third fixing frame (41), the outer wall of the third fixing frame (41) is fixedly connected with a third air cylinder (42) in a penetrating way, the telescopic rod end of the third air cylinder (42) is fixedly connected with an extension rod (43), the outer wall of the extension rod (43) is sleeved with a spring (44), the top of the fourth mounting plate (5) is fixedly connected with a motor fixing frame (51), and the top of the motor fixing frame (51) is fixedly connected with a servo motor, the utility model discloses a motor mounting structure, including servo motor (53), motor mount (51), shaft extension end through shaft coupling fixedly connected with screwdriver (54) behind the motor mount (51), the bottom of screwdriver (54) is provided with screw suction nozzle (55), outer wall bottom fixedly connected with push pedal (52) of fourth mounting panel (5), push pedal (52) are run through on the top of extension rod (43), the bottom of spring (44) closely laminates with the top of push pedal (52).

2. The servo lock screw mechanism of claim 1, wherein: the lateral wall of first mounting panel (2) has first cylinder (21) through mount fixed mounting, the flexible rod end of first cylinder (21) and the lateral wall fixed connection of second mounting panel (3), two pillars (31) of the top fixedly connected with of second mounting panel (3), two the common fixedly connected with second mount (32) in top of pillar (31), the outer wall of second mount (32) is fixed to run through and is provided with second cylinder (33), the flexible rod end of second cylinder (33) and the top fixed connection of third mounting panel (4).

3. The servo lock screw mechanism of claim 1, wherein: the side wall of the push plate (52) is fixedly connected with a sensing sheet (56), the outer wall of the third mounting plate (4) is fixedly connected with a photoelectric switch (45), and the photoelectric switch (45) is located right below the sensing sheet (56).

4. The servo lock screw mechanism of claim 1, wherein: the outer wall of the screwdriver (54) is close to the middle and is fixedly connected with the outer wall of the push plate (52) through a bearing seat.

5. The servo lock screw mechanism of claim 1, wherein: the outer wall fixedly connected with suction nozzle frame (46) of screw suction nozzle (55), suction nozzle frame (46) and the bottom fixed connection of third mounting panel (4).