CN111069891A

CN111069891A - Novel lock screw mechanism

Info

Publication number: CN111069891A
Application number: CN202010144070.XA
Authority: CN
Inventors: 李仕兵; 林庆和; 彭少勇
Original assignee: Xiamen Xinghechuang Automation Technology Co ltd
Current assignee: Xiamen Xinghechuang Automation Technology Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-04-28

Abstract

The invention discloses a novel screw locking mechanism, which comprises a bottom plate, wherein a product fixing mechanism is arranged on the bottom plate; the base adjusting mechanism is arranged on the right side of the product fixing mechanism; the locking mechanism is arranged above the product fixing mechanism; the automatic screw feeding mechanism is arranged on the bottom plate; and the visual detection mechanism is arranged on the left side of the product fixing mechanism. The screw locking mechanism disclosed by the invention has the advantages of high automation degree, simple structure, convenience in operation and excellent comprehensive performance, and can effectively ensure that the moving sheet is positioned between two static contacts in the center and improve the product quality.

Description

Novel lock screw mechanism

Technical Field

The invention relates to the technical field of relay production equipment, in particular to a novel screw locking mechanism.

Background

The screw is an indispensable industrial necessity in daily life and is widely applied to products such as computers, mobile phones, clocks and watches, relays and the like. Along with the improvement of the living standard of people, the requirement of people on electronic products is also gradually improved, so the demand of the relay which is an automatic switch for controlling larger current by using smaller current is also gradually improved, in the process of assembling the relay (as shown in the attached drawing 1), a screw locking process needs to be carried out on a relay base 8 and a magnetic circuit 9, although the operation of the current screw locking machine is simple, the position precision of the screw locking is poor, the relay moving piece 10 cannot be ensured to be positioned between two stationary contacts 11 in the middle, the quality and the efficiency of the screw locking of the product are difficult to ensure, and when the screw locking is completed, the hard impact of the screw and the product is large, and the product is easy to damage.

Disclosure of Invention

In order to solve the technical problems, the invention provides a novel screw locking mechanism. The screw locking mechanism has high automation degree, simple structure, convenient operation and excellent comprehensive performance, and can ensure that the moving sheet is positioned between two static contacts in the middle and improve the product quality; the screw locking mechanism is provided with a torsion detection device, and the torsion detection device detects the torsion constantly during working, so that damage to a product caused by over-screwing of a screw is prevented; the screw locking mechanism adopts flexible contact, and prevents the product from being scratched.

The invention provides the following technical scheme: the utility model provides a novel lock screw mechanism, includes the bottom plate, this lock screw mechanism still includes:

the product fixing mechanism is arranged on the bottom plate and used for placing and clamping a relay product;

the base adjusting mechanism is arranged on the right side of the product fixing mechanism and used for slightly moving the relay product base on the product fixing mechanism back and forth so that the moving sheet is exactly positioned between the two stationary contacts in the center;

the locking mechanism is arranged above the product fixing mechanism and used for connecting the base and the magnetic circuit into a whole by a knob screw;

the automatic screw feeding mechanism is arranged on the bottom plate and used for providing automatic screw feeding for the locking mechanism; and

the visual detection mechanism is arranged on the left side of the product fixing mechanism and used for photographing and detecting the moving picture on the product fixing mechanism;

after the product fixing mechanism conveys the relay to the designated position, the visual detection mechanism is used for photographing and detecting the position of a movable plate clamped on the product fixing mechanism, judging whether the movable plate is positioned between two stationary contacts in the middle or not, and the base adjusting mechanism is used for carrying out front and back position fine adjustment on the relay base according to a structure detected by the visual detection mechanism, then the automatic screw feeding mechanism conveys screws to the locking mechanism, and the locking mechanism completes product locking in the screw screwing-in product.

Preferably, the base adjustment mechanism comprises a bracket;

the first power source is arranged on the bracket and used for providing a power source;

the front-back moving device is slidably arranged on the bracket, and the first power source can drive the front-back moving device to lift and move; and

and the movable shifting fork component is arranged on the front-back moving device and is used for carrying out position fine adjustment on the relay base.

Particularly, the first power source is an air cylinder, the air cylinder is installed on the support through an air cylinder installation plate, and sensors are arranged at the initial position and the push-out position of the push rod corresponding to the air cylinder and used for sensing the position of the push rod.

In particular, the moving fork part comprises a moving fork base;

the second dynamic power source is arranged on the dynamic shifting fork base and used for providing power source;

the movable shifting fork element is slidably arranged on the movable shifting fork base, the second dynamic power source can drive the movable shifting fork element to move, and the movable shifting fork element is provided with a base positioning groove and is used for automatically positioning when a base is clamped; and

and the static shifting fork element is fixedly arranged on the shifting fork base and is used for being matched with the movable shifting fork element to compress the relay base.

Preferably, the visual detection mechanism comprises a visual support, and a mechanical visual lens is fixedly connected to the top of the visual support; the vision bracket comprises a connecting support and a connecting element; the connecting supports are symmetrically arranged, and the adjacent connecting supports are connected through connecting elements.

Preferably, the locking mechanism comprises a lock screw support bracket;

the lifting device is arranged on the screw locking support frame and used for providing a power source;

the screw locking component is arranged on the lifting device, and the lifting device can drive the screw locking component to move up and down; and

and the screw knob supporting table is fixedly arranged on the screw supporting frame and is used for supporting the product fixing mechanism during turning, so that the product quality is prevented from being influenced by deformation.

Preferably, the product securing mechanism comprises a product securing bracket;

the third power source is arranged on the product fixing support and used for providing a power source;

the magnetic circuit fixing part is slidably arranged on the product fixing bracket, and the third power source can drive the magnetic circuit fixing part to move; and

the tooling jig is slidably arranged on the magnetic circuit fixing part; the magnetic circuit fixing component is used for fixing the magnetic circuit on the tool fixture.

Particularly, the magnetic circuit fixing part comprises a magnetic circuit fixing base, a driving cylinder and a push rod; the driving cylinder is arranged on the magnetic circuit fixing base through a fastener; the ejector rod is fixedly arranged on the driving cylinder, and the driving cylinder can drive the ejector rod to move; the ejector rod is provided with a yielding groove; the two sides of the ejector rod are provided with a first cut and a second cut, and the length of the second cut is longer than that of the first cut.

Preferably, the automatic screw feeding mechanism comprises a vibration feeding device; a limiting element is arranged at the discharge end of the vibration feeding device and used for limiting screws conveyed by the vibration feeding device to prevent the screws from falling; and one side of the limiting element is provided with a screw feeding manipulator for grabbing screws on the limiting element one by one and placing the screw knob supporting table.

In particular, the screw loading manipulator comprises a manipulator support;

the fourth power source is arranged on the manipulator bracket and used for providing a power source;

the fifth power source is slidably arranged on the manipulator support, and the fourth power source can drive the fifth power source to move;

and the screw grabbing component is arranged on the fifth power source and used for grabbing the screws one by one.

Compared with the prior art, the invention has the following advantages:

1) the novel screw locking mechanism is high in automation degree, simple in structure, convenient to operate and excellent in comprehensive performance, the movable piece of the relay can be effectively guaranteed to be positioned between two stationary contacts in the middle, the deformation of the movable piece of the relay product is guaranteed to be consistent under the power-on or power-off condition, and the product quality is improved.

2) The first connecting plate and the second connecting plate are connected through the spring in the structure, so that the flexible contact is adopted in the downward moving process of the knob motor, hard impact is not generated at the moment of knob contact, and meanwhile, the product is prevented from being damaged due to excessive screwing in the knob process, the product quality is improved, and the service life of the equipment is prolonged.

3) Structurally shoot the detection through setting up visual detection mechanism to the current position of relay moving plate, can realize catching the location to the concrete position of relay moving plate, do not receive the restriction of product shape, size, be enough to satisfy product diversified demands such as relay down.

4) Structurally, the second dynamic power source is matched with the first power source to stretch and retract, and then the dynamic shifting fork element and the static shifting fork element are driven to slightly move and adjust the front position and the rear position of the relay base and then are fixedly locked, so that the balance and consistency of product quality are guaranteed.

Drawings

FIG. 1 is a front view of a relay product of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of a novel screw locking mechanism according to an embodiment of the present invention;

FIG. 3 is an exploded view of a novel screw locking mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a base adjustment mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a visual inspection mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a locking mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a product fixing mechanism according to an embodiment of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

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 terms so used are 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.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Please refer to fig. 2 to 3: the utility model provides a novel lock screw mechanism, includes bottom plate (not mark in the figure), product fixed establishment 2, base guiding mechanism 3, locking mechanism 4, screw automatic feeding mechanism 5 and visual detection mechanism 6, and wherein, the bottom plate is made by sheet metal processing, mainly plays the supporting role for spare parts such as support base guiding mechanism 3, locking mechanism 4, screw automatic feeding mechanism 5 and visual detection mechanism 6. Specifically, the method comprises the following steps: the product fixing mechanism 2 is arranged on the bottom plate and used for clamping a relay product, fixing a magnetic circuit of the relay and pushing the relay product to a detection position for detection; the base adjusting mechanism 3 is arranged on the right side of the product fixing mechanism 2 and used for finely adjusting the front and back positions of a base of a relay product on the product fixing mechanism 2, so that the moving plate is exactly positioned between two stationary contacts (arranged on the base) in the middle, and the moving distance of the moving plate is ensured to be consistent during working; the locking mechanism 4 is arranged on the product fixing mechanism 2 and used for locking and connecting the corrected base and the magnetic circuit into a whole after the relative positions of the base and the magnetic circuit are opposite; the automatic screw feeding mechanism 5 is arranged on the bottom plate and used for automatically feeding screws for the locking mechanism 4; and the visual detection mechanism 6 is arranged on the left side of the product fixing mechanism 2 and used for carrying out photographing detection on the moving picture on the product fixing mechanism 2 and detecting whether the distance between the moving picture and the left and right static contacts is consistent or not through imaging.

Wherein, work as product fixed establishment 2 carries the assigned position (detection position of shooing) after pressing from both sides the relay product tightly, vision detection mechanism 6 begins detection achievement, and is right the rotor position of product fixed establishment 2 facial make-up clamp relay product shoots the detection, judges whether the distance between rotor and the left and right sides stationary contact is unanimous, and base guiding mechanism 3 basis the structure that vision detection mechanism 6 detected carries out relative position micro-adjustment to the relay base, makes the rotor set up just in the middle of, immediately screw automatic feeding mechanism 5 carries the screw to one by one on locking mechanism 4, locking mechanism 4 accomplishes the product lock and attaches in with the screw in product.

The invention has high automation degree, simple structure, convenient operation and excellent comprehensive performance, can ensure that the moving plate is positioned between the static contacts symmetrically arranged on the base in the middle, and improves the product quality. Has wide market prospect and is suitable for popularization and use. The product fixing mechanism 2, the base adjusting mechanism 3, the locking mechanism 4, the automatic screw feeding mechanism 5, and the visual inspection mechanism 6 will be described in detail below.

On the basis of the above embodiment, please refer to fig. 4, the base adjusting mechanism 3 includes a support 31, a first power source 32, a forward and backward moving device 33, and a moving fork member 34, wherein the support 31 mainly plays a supporting role for supporting the first power source 32, the forward and backward moving device 33, and the moving fork member 34. The bracket 31 is provided with a first elongated hole 311, a second elongated hole (not shown) is formed in the bottom plate, and then the base adjusting mechanism 3 is arranged on the bottom plate by sequentially penetrating the first elongated hole 311 and the second elongated hole (not shown) through a fastener. The number of the first elongated holes 311 is the same as that of the second elongated holes (not shown), and may be plural. When the like products are replaced, the novel relay can be used almost without changing the whole structure, and particularly, the effect is more remarkable when the relay products are updated more quickly. First power supply 32, set up in on the support 31 for provide the power supply, it is specific, first power supply 32 is the cylinder, the cylinder passes through cylinder mounting panel 321 to be installed on support 31, corresponds to the initial position of the push rod of cylinder all is equipped with sensor (not marked in the figure) with the position of releasing for the position of perception push rod. Of course, in other embodiments, the first driving source 32 may also be an electric or various forms of cylinders or push-type power devices. The cylinder mounting plate 321 is provided with a buffer 322 for decelerating and buffering the forward and backward moving device 33 during lifting, so as to prevent mutual impact caused by rapid movement and prolong the service life. The back-and-forth moving device 33 is slidably arranged on the support 31, the first power source 32 can drive the back-and-forth moving device 33 to move up and down, the back-and-forth moving device 33 comprises a servo motor 331 and a screw transmission mechanism 332, an output end of the servo motor 331 is in transmission connection with the screw transmission mechanism 332, and the servo motor 331 is provided with a sensor 333 for sensing the moving position of a shaft sleeve on the screw transmission mechanism 332. And a movable fork member 34 provided on the forward/backward moving device 33 for finely moving and adjusting the forward/backward position of the relay base.

On the basis of the above embodiment, referring to fig. 4, the movable fork part 34 includes a movable fork base 341, a second movable power source 342, a movable fork element 343, and a stationary fork element 344. The fork base 341 is adapted to support a second motive power source 342, a motive fork element 343, and a stationary fork element 344. Specifically, the second power source 342, set up in moving on the shift fork base 341 for provide the power supply, second power source 342 is the cylinder, the cylinder is installed on shift fork base 341 through second cylinder mounting panel 3421, corresponding to the initial position of the push rod of cylinder all is equipped with sensor (not marked in the figure) with the position of releasing for the position of perception push rod. Of course, in other embodiments, the second power source 342 may also be an electric or various forms of cylinder or push-type power device; the movable shifting fork element 343 is slidably arranged on the movable shifting fork base 341 through a linear slide rail, the second motive power source 342 can drive the movable shifting fork element 343 to reciprocate back and forth along the slide rail, and the movable shifting fork element 343 is provided with a base positioning groove 3431 for automatically positioning by matching with a convex strip on a base when the base is clamped; and the static shifting fork element 344 is fixedly arranged on the shifting fork base 341 through a fastener and is used for being matched with the movable shifting fork element 343 to clamp the relay base.

On the basis of the above embodiment, referring to fig. 5, the vision inspection mechanism 6 includes a vision bracket 61, and a mechanical vision lens 62 for shooting is fixedly connected to the top of the vision bracket 61, wherein the mechanical vision lens 62 may be a digital camera or a CCD industrial camera, which is not limited herein. The vision bracket 61 comprises a connecting support 611 and a connecting element 612; the connecting supports 611 are symmetrically arranged, and adjacent connecting supports 611 are fixedly connected through a connecting element 612, wherein a third strip-shaped hole 6111 is formed in each connecting support 611, a fourth strip-shaped hole (not shown) is formed in the bottom plate (not shown), and then the visual inspection mechanism 6 is arranged on the bottom plate (not shown) by sequentially penetrating through the third strip-shaped hole 6111 and the fourth strip-shaped hole (not shown) through fasteners. The number of the third elongated holes 311 is the same as that of the fourth elongated holes (not shown), and may be plural. When the similar workpieces are replaced, the workpiece replacing device can be used almost without changing the whole structure, and particularly, the effect is more remarkable when the product is replaced more quickly. In addition, in order to improve the shooting clarity of the mechanical vision lens 62, an LED annular light source (not shown) may be coaxially disposed right opposite to the mechanical vision lens 62 in the embodiment, so as to provide a suitable shooting environment for shooting and improve the imaging clarity.

On the basis of the above embodiment, referring to fig. 6, the locking mechanism 4 includes a screw locking support 41, wherein the screw locking support 41 is used for supporting a lifting device 42, a screw locking component 43 and a screw knob support 44, and the screw locking support 41 is made of metal workpieces by splicing. The lifting device 42 is disposed on the lock screw support 41 and configured to provide a power source, in this embodiment, the lifting device 42 employs a linear module, which is well known in the art and will not be described in detail herein, and the linear module is provided with a second sensor 421 for sensing position information of the lock screw component 43. A lock screw member 43 disposed on the lifting device 42, wherein the lifting device 42 can drive the lock screw member 43 to move up and down along the vertical direction, and the lock screw member 43 comprises a knob motor 431; the output end of the knob motor 431 is connected with a cross screwdriver or a straight screwdriver and the like; the output end of the knob motor 431 is coaxially provided with a vacuum absorber 432, and a cross screwdriver or a straight screwdriver is inserted into the inner side of the cavity of the vacuum absorber 432; the knob motor 431 is connected with the vacuum absorber 432 through a first connecting plate 433, the first connecting plate 433 is movably arranged on a second connecting plate 434, and a spring is arranged between the first connecting plate 433 and the second connecting plate 434; so set up and do not take place hard striking at knob motor 431 in-process that moves down, can prevent again at the knob in-process that excessively to twist to die and cause the damage to the product, improve equipment life. And the screw knob support table 44 is fixedly arranged on the screw support frame 41 and is used for supporting the product fixing mechanism 2 during screw turning, so that the product quality is prevented from being influenced by deformation.

On the basis of the above embodiment, referring to fig. 7, the product fixing mechanism 2 includes a product fixing support 21, and the product fixing support 21 supports a third power source 22, a magnetic circuit fixing component 23 and a tooling fixture 24. The product fixing bracket 21 is provided with a fifth elongated hole 211, a sixth elongated hole (not shown) is provided on the bottom plate (not shown), and then the product fixing mechanism 2 is arranged on the bottom plate (not shown) by sequentially penetrating the fifth elongated hole 211 and the sixth elongated hole (not shown) through a fastener. The number of the fifth elongated holes 2111 is the same as that of the sixth elongated holes (not shown), and may be multiple. When the similar workpieces are replaced, the workpiece can be used almost without changing the whole structure, and the effect is more obvious particularly when the product is updated more quickly; the fixing bracket 21 is provided with a fourth buffer 212 for decelerating and buffering the moving magnetic circuit fixing part 23 to prevent collision. Specifically, third power supply 22 set up in on the product fixed bolster 21 for provide the power supply, third power supply 22 is the cylinder, the cylinder passes through third cylinder mounting panel 221 and installs on product fixed bolster 21, corresponding to the initial position of the push rod of cylinder all is equipped with sensor (not marked in the figure) with the position of releasing for the position of perception push rod. Of course, in other embodiments, third power source 22 may also be an electric or various forms of cylinder or push-type power devices. A magnetic circuit fixing component 23 slidably disposed on the product fixing bracket 21 via a linear slide rail, wherein the third power source 22 can drive the magnetic circuit fixing component 23 to move; specifically, the magnetic circuit fixing part 23 includes a magnetic circuit fixing base 231, a driving cylinder 232, and a plunger 233; the driving cylinder 232 is arranged on the magnetic circuit fixing base 231 through a fastener; the ejector rod 233 is fixedly arranged on the driving cylinder 232, and the driving cylinder 232 can drive the ejector rod 233 to move; the top bar 233 is provided with a abdicating groove 2331; a first cut 2332 and a second cut 2333 are formed at both sides of the stem 233, and the length of the second cut 2333 is longer than that of the first cut 2331. The tooling jig 24 is slidably arranged on the magnetic circuit fixing part 23; the magnetic circuit fixing member 23 fixes the magnetic circuit on the tool jig 24.

On the basis of the above embodiment, please refer to fig. 3, the automatic screw feeding mechanism 5 includes a vibration feeding device 51; a limiting element 52 is arranged at the discharge end of the vibration feeding device 51 and used for limiting screws conveyed by the vibration feeding device 51 and preventing the screws from falling; and a screw feeding manipulator 53 is arranged on one side of the limiting element 52 and is used for grabbing screws on the limiting element 52 one by one and placing the screws on the screw knob supporting table 44. The screw feeding robot 53 includes a robot bracket 531; a fourth power source 532 disposed on the manipulator bracket 531 for providing a power source; a fifth power source 533 slidably disposed on the manipulator support 531, wherein the fourth power source 532 can drive the fifth power source 533 to move; and a screw grasping member 534 disposed on the fifth power source 533 for grasping a screw.

The invention specifically works as follows:

1) after the tool jig 24 is in place, the driving cylinder 232 pushes out, the ejector rod 233 fixes the magnetic circuit of the product on the tool jig 24, then the third power source 22 pushes out, and the tool jig 24 reaches the position of the locking screw. The second dynamic power source 342 of the base adjusting mechanism 3 retracts, then the first power source 32 retracts, and the dynamic shifting fork element 343 and the static shifting fork element 344 fix the base of the product on the tooling fixture 24; then, the visual detection mechanism 6 is used for photographing and judging the positions between the moving plate 9 and the contact, the relative position between the moving plate 9 and the contact 10 is detected, and if the required position is reached, the screw locking process is directly carried out; otherwise, the base position is adjusted by the whole of the forward and backward moving device 33 and the movable fork member 34 of the base adjusting mechanism 3 by means of the feedback information provided by the visual detection mechanism 6.

2) When the screw is locked, the screw feeding mechanical arm 53 carries the screw to the position above the base from the limiting element 52, then the vacuum absorber 432 descends under the action of the lifting device 42 to absorb the screw, then the screw feeding mechanical arm 53 is withdrawn, the vacuum absorber 432 continuously descends until the screw reaches the hole position on the base, finally the knob motor 431 rotates to tighten the screw, the base and the magnetic circuit are locked, and the automatic screw locking work is completed. In the process of locking the screw, the knob motor 431 is provided with a torsion detection system, the torsion is detected at any time, and the damage to the product caused by over-screwing of the screw is prevented.

In conclusion, the automatic control device has the advantages of high automation degree, simple structure, convenience in operation and excellent comprehensive performance, can adapt to the production of industrial control relays of different models, can ensure that the moving plate is positioned between the stationary contacts symmetrically arranged on the base in the middle, improves the product quality, and improves the production efficiency to more than 2500 PCS/hour.

Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.

Claims

1. A novel lock screw mechanism, its characterized in that includes:

the visual detection mechanism (6) is used for carrying out photographing detection on the moving plate on the relay product; and

the base adjusting mechanism (3) is arranged on one side of the visual detection mechanism (6) and is used for carrying out front and back position micro-movement adjustment on the relay base according to the structure detected by the visual detection mechanism (6), so that the moving plate is exactly positioned between the two static contacts in the middle;

wherein the base adjustment mechanism (3) comprises a bracket (31);

the first power source (32) is arranged on the bracket (31) and used for providing a power source;

the front-back moving device (33) is slidably arranged on the bracket (31), and the first power source (32) can drive the front-back moving device (33) to move up and down; and

and the movable shifting fork component (34) is arranged on the front-back moving device (33) and is used for carrying out micro adjustment on the relay base.

2. The screw locking mechanism of claim 1, further comprising:

the product fixing mechanism (2) is arranged on one side of the base adjusting mechanism (3) and used for clamping the relay and fixing the magnetic circuit;

the locking mechanism (4) is arranged in front of the product fixing mechanism (2) and used for locking a screw to connect the base and the magnetic circuit into a whole; and

the automatic screw feeding mechanism (5) is arranged in front of the product fixing mechanism (2) and is used for providing automatic screw feeding for the locking mechanism (4);

after the product fixing mechanism (2) conveys the product to the designated position, the visual detection mechanism (6) is right the moving plate position of clamping on the product fixing mechanism (2) is shot and detected, whether the moving plate is located between two stationary contacts in the middle or not is detected, and the base adjustment mechanism (3) is according to the structure that the visual detection mechanism (6) detected carries out the adjustment of front and back position micromotion to the relay base, then the screw automatic feeding mechanism (5) conveys the screw to on the locking mechanism (4), the locking mechanism (4) completes the product locking in the screw in product.

3. The novel screw locking mechanism as claimed in claim 1, wherein the first power source (32) is an air cylinder, the air cylinder is mounted on the bracket (31) through an air cylinder mounting plate, and sensors are arranged corresponding to the initial position and the pushing-out position of the push rod of the air cylinder and used for sensing the position of the push rod.

4. A new screw locking mechanism according to claim 2, characterized in that said moving fork member (34) comprises a moving fork base (341);

the second dynamic power source (342) is arranged on the dynamic shifting fork base (341) and is used for providing a power source;

the movable shifting fork element (343) is slidably arranged on the movable shifting fork base (341), the second movable power source (342) can drive the movable shifting fork element (343) to move, and a base positioning groove is formed in the movable shifting fork element (343) and used for automatically positioning when a base is clamped; and

and the static shifting fork element (344) is fixedly arranged on the shifting fork base (341) and is used for being matched with the movable shifting fork element (343) to clamp the relay base.

5. The novel screw locking mechanism according to claim 1, wherein the visual detection mechanism (6) comprises a visual support (61), and a mechanical vision lens (62) is fixedly connected to the top of the visual support (61); the vision bracket (61) comprises a connecting support (611) and a connecting element (612); the connecting supports (611) are symmetrically arranged, and adjacent connecting supports (611) are connected through a connecting element (612).

6. A novel lock screw mechanism according to claim 1, characterized in that said locking mechanism (4) comprises a lock screw support bracket (41);

the lifting device (42) is arranged on the screw locking support frame (41) and is used for providing a power source;

a locking screw component (43) arranged on the lifting device (42), wherein the lifting device (42) can drive the locking screw component (43) to move up and down; and

and the screw knob supporting table (44) is fixedly arranged on the screw supporting frame (41) and is used for supporting the product fixing mechanism (2) to prevent deformation from affecting the product quality during twisting.

7. A new screw locking mechanism according to claim 1, characterized in that said product fixing mechanism (2) comprises a product fixing bracket (21);

the third power source (22) is arranged on the product fixing bracket (21) and is used for providing a power source;

a magnetic circuit fixing part (23) which is slidably arranged on the product fixing bracket (21), wherein the third power source (22) can drive the magnetic circuit fixing part (23) to move; and

the tooling jig (24) is slidably arranged on the magnetic circuit fixing part (23); the magnetic circuit fixing component (23) fixes the magnetic circuit on the tool jig (24).

8. The screw locking mechanism according to claim 7, wherein the magnetic circuit fixing member (23) comprises a magnetic circuit fixing base (231), a driving cylinder (232) and a push rod (233); the driving cylinder (232) is arranged on the magnetic circuit fixing base (231) through a fastener; the ejector rod (233) is fixedly arranged on the driving cylinder (232), and the driving cylinder (232) can drive the ejector rod (233) to move; the ejector rod (233) is provided with a yielding groove; the two sides of the ejector rod (233) are provided with a first cut and a second cut, and the length of the second cut is longer than that of the first cut.

9. A new screw locking mechanism according to claim 1, characterized in that said automatic screw feeding mechanism (5) comprises a vibrating feeding device (51); a limiting element (52) is arranged at the discharge end of the vibration feeding device (51) and used for limiting screws conveyed by the vibration feeding device (51) and preventing the screws from falling; and one side of the limiting element (52) is provided with a screw feeding manipulator (53) for grabbing screws on the limiting element (52) one by one and placing the screw knob supporting table (44).

10. A novel screw locking mechanism according to claim 9, characterized in that the screw feeding manipulator (53) comprises a manipulator support (531);

the fourth power source (532) is arranged on the manipulator bracket (531) and is used for providing a power source;

the fifth power source (533) is slidably arranged on the manipulator bracket (531), and the fourth power source (532) can drive the fifth power source (533) to move;

and the screw grabbing component (534) is arranged on the fifth power source (533) and is used for grabbing screws.