Socket conductive copper piece screw locking machine and automatic line thereof

By designing a fully automated socket conductive copper locking machine, efficient screw locking of conductive copper sheets and terminals is achieved, solving the problems of low production efficiency and inconsistent quality, improving processing efficiency and reducing costs.

CN223172400UActive Publication Date: 2025-08-01DONGGUAN HENGMING ROBOT AUTOMATION CO LTD
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Patent Information

Application Number
CN202422408683.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-30
Publication Date
2025-08-01
Estimated Expiration
2034-09-30

AI Technical Summary

Technical Problem

In the prior art, the production efficiency of the conductive copper parts of the socket is low, and the quality of the manual lock screws is inconsistent, resulting in an increase in production costs.

Method used

A socket conductive copper screw locking machine is designed, including the body, conveying mechanism, locking mechanism and material transfer mechanism, to realize the fully automated screw locking process of conductive copper sheets and terminals. Through the coordinated work of conveying lines, material distribution components, locking components and material transfer components, the degree of automation is high, ensuring the accuracy and efficiency of screw locking.

Benefits of technology

Improve production efficiency, avoid the problem of screw lock not being tightened, overtight or crooked, and reduce production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of screw locking machines, in particular to a socket conductive copper piece screw locking machine and an automatic line thereof, and the socket conductive copper piece screw locking machine comprises a machine body, a conveying mechanism, a locking mechanism and a material moving mechanism; a conveying mechanism is arranged on the machine body, and the locking mechanism and the material moving mechanism are sequentially arranged on the conveying mechanism. The conveying mechanism comprises a conveying line, a first material distributing assembly and a second material distributing assembly. The conveying line is transversely arranged on the machine body, the locking mechanism and the material moving mechanism are arranged on the left side of the middle of the conveying line and the rear end of the middle of the conveying line respectively, and the first material distributing assembly and the second material distributing assembly are arranged at the front end and the middle of the conveying line respectively. Through cooperation of the material moving mechanism, the conveying mechanism and the locking mechanism, a conductive copper sheet and a wiring terminal can be fully automatically locked and fixed through screws to form a conductive copper piece, and then the conductive copper piece is loaded into a corresponding position in an empty sleeve film, so that the machining time is greatly shortened, and meanwhile, the machining efficiency is improved; and the problems that the screw is not completely screwed, excessively screwed or obliquely screwed and the like are solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of screw locking machines, and particularly relates to a socket conductive copper part screw locking machine and its automatic line. Background Art

[0002] A socket is a common household item through which various wiring can be inserted for convenient extended use of electrical appliances. To facilitate the transmission of power current, conductive copper parts composed of conductive copper sheets and wiring terminals corresponding to the three poles of L, E, and N are respectively provided inside the socket base (also known as the sleeve film). When the conductive copper part is installed inside the socket base, screws are also required to fix the conductive copper sheet and the wiring terminal. The traditional production process is that workers stack the conductive copper sheet and the terminal, insert a screw, and then tighten it with a screwdriver to fix the conductive copper sheet and the terminal, and then install it in the corresponding position inside the socket base. In actual application, after working for a period of time, the workers will get tired, resulting in low production efficiency and long processing time. At the same time, the quality of manually screwing the conductive copper parts varies, and problems such as the screw not being fully tightened, over-tightened, or twisted may occur, thus increasing the production cost.

[0003] Therefore, the applicant hereby proposes a socket conductive copper part screw locking machine and its automatic line to solve the above existing problems. Summary of the Utility Model

[0004] To solve the deficiencies of the existing technology, the utility model provides a socket conductive copper part screw locking machine.

[0005] The technical solution of the utility model is as follows:

[0006] The utility model provides a socket conductive copper part screw locking machine, which includes a machine body, a conveying mechanism, a screwing mechanism, and a material transfer mechanism; a conveying mechanism is provided on the machine body, and the screwing mechanism and the material transfer mechanism are respectively arranged on the conveying mechanism in sequence;

[0007] The conveying mechanism includes a conveying line, a first material distribution component, and a second material distribution component; the conveying line is horizontally arranged on the machine body, the screwing mechanism and the material transfer mechanism are respectively arranged on the left side of the middle part and the rear end of the middle part of the conveying line, and the first material distribution component and the second material distribution component are respectively arranged at the front end and the middle part of the conveying line.

[0008] Further, the first material distribution component and the second material distribution component have the same structure and both include a material stopper, a lifter, a positioner, and a position induction sensor; the material stopper is arranged on the side of the front end of the conveying line, the lifter is arranged below the front end of the conveying line, several positioners are fixedly bolted on both sides of the front end of the conveying line, and the position induction sensor is arranged above the material stopper.

[0009] Further, the locking mechanism includes a material separating and positioning component, a screw locking component, and a terminal feeding vibrating disk; two of the material separating and positioning components are symmetrically arranged facing each other on the left side of the middle of the conveyor line, two of the screw locking components are respectively symmetrically arranged facing each other directly above the corresponding material separating and positioning components, and the two terminal feeding vibrating disks are arranged at the rear side of the machine body and their output ends are respectively connected to the corresponding material separating and positioning components;

[0010] The material separating and positioning component includes a fixing frame, a transverse moving seat, a transverse moving driving part, a gripper, an ejector, a material blocking plate, and an induction sensor; the fixing frame is horizontally arranged on the left side of the middle of the conveyor line, the transverse moving seat is horizontally slidably arranged on the locking end of the fixing frame through a slide rail, the transverse moving driving part is arranged on the feeding end side of the fixing frame and its output end is fixedly connected to the transverse moving seat by a bolt, the gripper is arranged on the transverse moving seat, the ejector is arranged on the rear side of the locking end of the fixing frame and cooperates with the gripper to form a locking station, the material blocking plate is arranged on the rear side of the transverse moving seat, and the induction sensor is arranged on the front side of the material blocking plate.

[0011] Further, the gripper includes a fixing part, a clamping part, and a clamping driving part; the fixing part is arranged at the front end of the transverse moving seat, the middle of the clamping part is rotatably connected to the outer side of the fixing part, and the clamping driving part is arranged at the rear end of the transverse moving seat and its output end is rotatably connected to the bottom end of the clamping part.

[0012] Further, the ejector includes a fixing plate, an ejecting part, and an ejecting driving part; the fixing plate is arranged on the rear side of the locking end of the fixing frame, and the ejecting driving part is arranged at the rear end of the fixing plate and its output end is fixedly connected with the ejecting part.

[0013] Further, the material moving mechanism includes a rotating and lifting module, a material moving component, and a conductive copper sheet feeding component arranged on the machine body;

[0014] The material moving component includes a U-shaped mounting frame, a transmission gear, a transmission shaft, a material moving manipulator, a transmission tooth plate, and a rotation driving part; the top of the mounting frame is fixedly connected to the output end of the rotating and lifting module by a bolt, the transmission gear is fixedly arranged in the middle of the transmission shaft, the two ends of the transmission shaft are respectively rotatably connected to the corresponding ends of the mounting frame, the two ends of the transmission shaft extend to the outside of the two ends of the mounting frame and are both connected with a material moving manipulator, the transmission tooth plate is vertically slidably arranged on the rear side of the mounting frame and its working end is meshed and cooperated with the transmission gear, and the rotation driving part is vertically arranged on the side of the mounting frame and its output end is in transmission connection with the bottom end of the transmission tooth plate.

[0015] Further, the rotating and lifting module includes a rotation driving part, a rotating arm, an electric rotating arm, and an electric lifting rod; the rotation driving part is horizontally and fixedly bolted to the machine body above the conveyor line through a bracket, the output end of the rotation driving part is connected to one end of the rotating arm, the other end of the rotating arm is rotatably connected to one end of the electric rotating arm, and the other end of the electric rotating arm is fixedly connected with the material moving component through the electric lifting rod.

[0016] Furthermore, the present utility model also provides an automatic production line, which includes a hollow film loader, four of the above-mentioned socket conductive copper part screwing machines, and a full film unloader that are sequentially connected through a conveying mechanism.

[0017] The beneficial effects achieved by the present utility model are as follows:

[0018] The socket conductive copper part screwing machine provided by the present utility model can achieve fully automated screwing and fixing of conductive copper sheets and wiring terminals through the cooperation of a material transfer mechanism, a conveying mechanism, and a screwing mechanism. After forming conductive copper parts, they are then loaded into the corresponding positions in the hollow film. It has a high degree of automation, greatly reduces the processing time while improving the processing efficiency, and also avoids problems such as incomplete tightening, over-tightening, or skewed screwing of the screws. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic diagram of the overall structure of the present utility model.

[0020] Figure 2 is a three-dimensional schematic diagram of the conveying mechanism.

[0021] Figure 3 is Figure 2 an enlarged view of part A of

[0022] Figure 4 is a three-dimensional schematic diagram of the screwing mechanism.

[0023] Figure 5 is a side view schematic diagram of the screwing mechanism.

[0024] Figure 6 is Figure 5 an enlarged view of part B of

[0025] Figure 7 is a three-dimensional schematic diagram of the material transfer mechanism.

[0026] Figure 8 is a three-dimensional schematic diagram of the material transfer component.

[0027] Figure 9 is a three-dimensional schematic diagram of the socket conductive copper part screwing automatic production line. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] To facilitate those skilled in the art to understand the present utility model, the following clearly describes the specific embodiments of the present utility model with reference to the accompanying drawings. Obviously, the described specific embodiments are only the relatively preferred embodiments of the present utility model, rather than all the embodiments.

[0029] Such as Figures 1-9As shown in the figure, a socket conductive copper part screw locking machine provided by the utility model is used to automatically lock screws on a conductive copper sheet and a wiring terminal and then load them into an empty socket film 200; the socket conductive copper part screw locking machine 100 includes a machine body 1, a conveying mechanism 2 for conveying the empty socket film 200, a locking mechanism 3 for embedding the terminal and locking the screw, and a material transfer mechanism 4 for feeding the conductive copper sheet into the locking mechanism 3, embedding it into the wiring terminal, locking the screw, and then loading it into the empty socket film 100; the conveying mechanism 2 is horizontally bolted on the machine body 1, and the locking mechanism 3 and the material transfer mechanism 4 are respectively arranged on the conveying mechanism 2 in sequence.

[0030] The conveying mechanism 2 includes a conveying line 21, a first material distribution component 22, and a second material distribution component 23; the conveying line 21 is horizontally arranged on the machine body 1, the locking mechanism 3 and the material transfer mechanism 4 are respectively bolted on the machine body 1 at the left side of the middle part of the conveying line 21 and the rear end of the middle part of the conveying line 21, and the first material distribution component 22 and the second material distribution component 23 are respectively arranged at the front end and the middle part of the conveying line 21; the function of fully automatic material distribution is realized.

[0031] The first material distribution component 22 includes a stopper 221 bolted on both sides of the conveying line 21 in sequence for extending to intercept the empty socket film 200, a lifter 222 for lifting the empty socket film 200, a positioner 223 for extending to clamp and position the empty socket film, and a position induction sensor 224; the stopper 221 is bolted on the side part of the front end of the conveying line 21, the lifter 222 is bolted on the machine body 1 below the front end of the conveying line 21, several positioners 223 are bolted on both side parts of the front end of the conveying line 21, and the position induction sensor 224 is bolted above the stopper 221; the stopper 221 is composed of a first driving part bolted on the side part of the front end of the conveying line 21 through a bracket and a stopper part bolted on the output end of the first driving part; the lifter 222 is composed of a second driving part bolted on the machine body 1 below the front end of the conveying line 21 through a bracket and a lifting part bolted on the output end of the second driving part; the positioner 223 is composed of a third driving part bolted on the side part of the conveying line 21 through a bracket and a positioning part bolted on the output end of the third driving part, and the first driving part, the second driving part, and the third driving part are all preferably air cylinders;

[0032] When the position induction sensor senses the empty socket film, the stopper extends into the conveying line to intercept it, and at the same time, the lifter lifts the empty socket film, and the positioner clamps and positions it. After the previous empty socket film is processed and completely leaves the second material distribution component, the stopper withdraws from the conveying line, and at the same time, the positioner and the lifter also withdraw from the conveying line to wait for the empty socket film to completely leave, and the above steps are repeated for the next empty socket film.

[0033] The second material distribution component 23 has the same structure as the first material distribution component, except for the installation position; it is used to intercept and position the empty sleeve film 200 in which the conductive copper part is being installed, facilitating the transfer mechanism to accurately install the conductive copper part into the corresponding position in the empty sleeve film 200.

[0034] The locking mechanism 3 includes a material distribution and positioning component 31, a screw locking component 32, and a terminal feeding vibrating disk 33; the two material distribution and positioning components 31 are symmetrically and bolted to the left side of the middle part of the conveyor line 21 on the machine body 1, and the two screw locking components 32 are respectively symmetrically and bolted to the directly above the corresponding material distribution and positioning components 31, and the two terminal feeding vibrating disks 33 are arranged at the rear side of the machine body 1 and their output ends are respectively connected to the corresponding material distribution and positioning components 31.

[0035] The material distribution and positioning component 31 includes a fixing frame 311, a transverse moving seat 312, a transverse moving driving part 313, a gripper 314, an ejector 315, a baffle 316, and an induction sensor 317; the fixing frame 311 is horizontally bolted to the left side of the middle part of the conveyor line 21 on the machine body 1, the transverse moving seat 312 is horizontally slidably arranged on the locking end of the fixing frame 311 through a slide rail, the transverse moving driving part 313 is bolted to the feeding end side of the fixing frame 311 and its output end is bolted to the transverse moving seat 312, the gripper 314 is bolted to the transverse moving seat 312, the ejector 315 is bolted to the rear side of the locking end of the fixing frame 311 and cooperates with the gripper 314 to form a locking station, the baffle 316 is bolted to the rear end side of the transverse moving seat 312 through a bracket and its rear side cooperates with the output end of the terminal feeding vibrating disk 33, and the induction sensor 317 is bolted to the front side of the baffle 316; the transverse moving driving part drives the transverse moving seat to move along the direction of the slide rail, thereby driving the gripper to enter or exit the locking station. When the gripper is located inside the feeding end, its clamping end will loosen, and at the same time, the output end of the terminal feeding vibrating disk will send a wiring terminal into the clamping end of the gripper. After the gripper clamps it, the transverse moving driving part drives the gripper to enter the locking station through the transverse moving seat and wait. The baffle will move horizontally synchronously with the gripper, thereby blocking the output end of the terminal feeding vibrating disk to prevent the wiring terminal from falling. The transfer mechanism will send the terminal locking end of the unprocessed conductive copper sheet into the locking station to contact and cooperate with the wiring terminal. The sensor on the ejector will sense it, and the locking mechanism will screw-lock it to form a conductive copper part. Then the gripper loosens, the ejector ejects, the transfer mechanism synchronously exits the locking station and installs the conductive copper part into the corresponding position in the empty sleeve film. While the transfer mechanism installs the conductive copper part into the empty sleeve film, the transverse moving driving part will drive the gripper to exit the locking end and enter the feeding end through the transverse moving seat, and the output end of the terminal vibrating disk will send the next wiring terminal into the gripper. By repeating the above steps, the empty sleeve films on the conveyor line can be continuously installed with conductive copper parts.

[0036] The gripper 314 includes a fixing member 3141, a clamping member 3142, and a clamping driving member 3143. The fixing member 3141 is bolted to the front end of the transverse movement seat 312. The middle part of the clamping member 3142 is rotatably connected to the outer part of the fixing member 3141. The clamping driving member 3143 is bolted to the rear end of the transverse movement seat 312, and its output end is rotatably connected to the bottom end of the clamping member 3142. The clamping driving member 3143 drives the clamping member to enter or exit the clamping state.

[0037] The ejector 315 includes a fixing plate 3151, an ejecting member 3152, and an ejecting driving member 3153. The fixing plate 3151 is bolted to the rear side of the locking end of the fixing frame 311. The ejecting driving member 3153 is bolted to the rear end of the fixing plate 3151, and its output end is fixedly connected to the ejecting member 3152. The ejecting driving member drives the ejecting member to eject the conductive copper part out of the gripper.

[0038] The screw locking assembly 32 and the terminal feeding vibrating disk 33 are both prior arts and will not be elaborated here.

[0039] The material transfer mechanism 4 includes a rotating and lifting module 41, a material transfer component 42 arranged on the rotating and lifting module 41, and a conductive copper sheet feeding component 43 arranged on the machine body 1 (this is a prior art and will not be elaborated here). The rotating and lifting module 41 drives the material transfer manipulator 42 to rotate and lift, facilitating the flexible feeding of the conductive copper sheet into the locking station and realizing the function of fully automated material taking.

[0040] The rotating and lifting module 41 includes a rotating driving member 411, a rotating arm 412, an electric rotating arm 413, and an electric lifting rod 414. The rotating driving member 411 is horizontally bolted to the machine body 1 above the conveyor line 21 through a bracket. The output end of the rotating driving member 411 is connected to one end of the rotating arm 412. The other end of the rotating arm 412 is rotatably connected to one end of the electric rotating arm 413. The other end of the electric rotating arm 413 is bolted to the material transfer component 42 through the electric lifting rod 414. The material transfer component can be lifted along the length direction of the electric lifting rod and can also rotate along its circumferential direction. Specifically, the electric lifting rod can not only drive the material transfer component to lift but also drive it to rotate along the circumferential direction. Compared with ordinary manipulators, the flexibility is higher, and the production efficiency is greatly improved.

[0041] The material transfer component 42 includes a C-shaped mounting frame 421, a transmission gear 422, a transmission shaft 423, a material transfer manipulator 424, a transmission tooth plate 425, and a rotation driving member 426; the top of the mounting frame 421 is fixedly bolted to the electric lifting rod 414, the transmission gear 422 is fixedly arranged on the middle part of the transmission shaft 423, the transmission shaft 423 is located inside the mounting frame 421 and its two ends are respectively rotatably connected to the corresponding ends of the mounting frame 421, both ends of the transmission shaft 423 extend to the outside of both ends of the mounting frame 421 and are rotatably connected with a material transfer manipulator 424, the transmission tooth plate 425 is vertically slidably arranged on the rear side of the mounting frame 421 and its working end is meshed and cooperated with the transmission gear 422, the rotation driving member 426 is vertically arranged on the side part of the mounting frame 421 and its output end is drivingly connected to the bottom end of the transmission tooth plate 425; the transmission tooth plate and the transmission gear are meshed and cooperated to drive the material transfer manipulator to rotate along the rotation shaft through the rotation driving member, which is convenient for flexibly conveying the conductive copper sheet into the locking station and loading it into the empty sleeve film.

[0042] The utility model further provides a socket conductive copper part screw locking automatic line 300, which includes a empty sleeve film loading machine 10, four socket conductive copper part screw locking machines 100 as described above, and a full sleeve film unloading machine 30 that are sequentially connected through a conveying mechanism 2; by adopting the socket conductive copper part screw locking automatic line 300, the L-pole, E-pole, and N-pole conductive copper sheets in the socket sleeve film can be automatically and sequentially embedded with terminals, locked with screws, and then loaded into the empty sleeve film 100.

[0043] A control system for controlling the conveying mechanism 2, the locking mechanism 3, and the material transfer mechanism 4 is arranged inside the machine body 1.

[0044] The above-described embodiments of the utility model do not constitute a limitation to the protection scope of the utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the utility model shall be included within the protection scope of the claims of the utility model.

Claims

1. A socket conductive copper part screw locking machine, characterized in that: It includes a machine body (1), a conveying mechanism (2), a locking mechanism (3), and a material transfer mechanism (4); the conveying mechanism (2) is provided on the machine body (1), and the locking mechanism (3) and the material transfer mechanism (4) are sequentially provided on the conveying mechanism (2) respectively; The conveying mechanism (2) includes a conveying line (21), a first material separation component (22), and a second material separation component (23); the conveying line (21) is horizontally provided on the machine body (1), the locking mechanism (3) and the material transfer mechanism (4) are respectively provided on the left side of the middle part of the conveying line (21) and the rear end of the middle part of the conveying line (21), and the first material separation component (22) and the second material separation component (23) are respectively provided at the front end and the middle part of the conveying line (21).

2. The socket conductive copper part screw locking machine according to claim 1, wherein: The first material separation component (22) and the second material separation component (23) have the same structure and both include a material stopper (221), a lifter (222), a positioner (223), and a position induction sensor (224); the material stopper (221) is provided on the side of the front end of the conveying line (21), the lifter (222) is provided below the front end of the conveying line (21), several positioners (223) are bolted on both side parts of the front end of the conveying line (21), and the position induction sensor (224) is provided above the material stopper (221).

3. A socket conductive copper part screw locking machine according to claim 2, characterized in that: The locking mechanism (3) includes a material separation and positioning component (31), a screw locking component (32), and a terminal feeding vibrating disc (33); two material separation and positioning components (31) are symmetrically arranged facing each other on the left side of the middle part of the conveying line (21), two screw locking components (32) are respectively symmetrically arranged facing each other directly above the corresponding material separation and positioning components (31), and two terminal feeding vibrating discs (33) are provided on the rear side part of the machine body (1) and their output ends are respectively connected to the corresponding material separation and positioning components (31); The material separation and positioning component (31) includes a fixing frame (311), a transverse moving seat (312), a transverse moving driving part (313), a gripper (314), an ejector (315), a material baffle (316), and an induction sensor (317); the fixing frame (311) is horizontally provided on the left side of the middle part of the conveying line (21), the transverse moving seat (312) is horizontally slidably provided on the locking end of the fixing frame (311) through a slide rail, the transverse moving driving part (313) is provided on the feeding end side part of the fixing frame (311) and its output end is bolted to the transverse moving seat (312), the gripper (314) is provided on the transverse moving seat (312), the ejector (315) is provided on the rear side of the locking end of the fixing frame (311) and cooperates with the gripper (314) to form a locking station, the material baffle (316) is provided on the rear side part of the transverse moving seat (312), and the induction sensor (317) is provided on the front side of the material baffle (316).

4. The socket conductive copper part screw locking machine according to claim 3, characterized in that: The gripper (314) includes a fixing member (3141), a clamping member (3142) and a clamping driving member (3143); the fixing member (3141) is arranged on the front end of the transverse moving seat (312), the middle part of the clamping member (3142) is rotatably connected to the outer side of the fixing member (3141), and the clamping driving member (3143) is arranged on the rear end of the transverse moving seat (312) and its output end is rotatably connected to the bottom end of the clamping member (3142).

5. The socket conductive copper part screw locking machine according to claim 4, characterized in that: The ejector (315) includes a fixing plate (3151), an ejecting member (3152) and an ejecting driving member (3153); the fixing plate (3151) is arranged on the rear side of the locking end of the fixing frame (311), the ejecting driving member (3153) is arranged on the rear end of the fixing plate (3151) and its output end is fixedly connected with the ejecting member (3152).

6. The socket conductive copper part screw locking machine according to claim 1, wherein: The material transferring mechanism (4) includes a rotating and lifting module (41), a material transferring component (42) and a conductive copper sheet feeding component (43) arranged on the machine body (1). The material transferring component (42) includes a U-shaped mounting frame (421), a transmission gear (422), a transmission shaft (423), a material transferring manipulator (424), a transmission rack (425) and a rotation driving member (426); the top of the mounting frame (421) is bolted and fixedly connected to the output end of the rotating and lifting module (41), the transmission gear (422) is fixedly arranged on the middle part of the transmission shaft (423), both ends of the transmission shaft (423) are rotatably connected to the corresponding ends of the mounting frame (421), both ends of the transmission shaft (423) extend to the outer sides of both ends of the mounting frame (421) and are both connected with a material transferring manipulator (424), the transmission rack (425) is vertically slidably arranged on the rear side of the mounting frame (421) and its working end is in meshing cooperation with the transmission gear (422), and the rotation driving member (426) is vertically arranged on the side of the mounting frame (421) and its output end is in transmission connection with the bottom end of the transmission rack (425).

7. A socket conductive copper part screw locking machine according to claim 6, characterized in that: The rotating and lifting module (41) includes a rotation driving member (411), a rotating arm (412), an electric rotating arm (413) and an electric lifting rod (414); the rotation driving member (411) is horizontally bolted and fixed on the machine body (1) above the conveyor line (21) through a bracket, the output end of the rotation driving member (411) is connected to one end of the rotating arm (412), the other end of the rotating arm (412) is rotatably connected to one end of the electric rotating arm (413), and the other end of the electric rotating arm (413) is fixedly connected with the material transferring component (42) through the electric lifting rod (414).

8. An automatic production line (300), characterized in that: It includes a filmless feeder (10), four socket conductive copper part screwing machines (100) as described in the above claims 1-7 connected in sequence through a conveying mechanism (2), and a full-film discharger (30).