CN115890217A - Multi-hole-position multi-directional automatic screw machine - Google Patents

Abstract

The invention provides a multi-hole-position multi-face automatic screw machine which comprises a machine table, a workpiece fixing structure, a locking mechanism and a screw supply mechanism, wherein the workpiece fixing structure, the locking mechanism and the screw supply mechanism are arranged on the machine table, after a workpiece is fed to a jig, a lifting rotary rod is driven by a third cylinder, a rotary block drives a pressing block to press the workpiece tightly, a telescopic frame is driven by a fourth cylinder, an attached alignment device attaches an adsorbed part to the corresponding position of the workpiece, so that the workpiece is fixed and the workpiece and the part are attached, meanwhile, a turnover plate is driven by a first cylinder and a second cylinder to rotate, and the turnover plate is limited by a limiting structure, so that the workpiece is turned over in a rotating manner, the locking mechanism and the screw supply mechanism are used in a matched manner, the screw locking function of a plurality of screw hole positions on different surfaces of the workpiece is realized, and the production efficiency is improved.

Description

Multi-hole-position and multi-orientation automatic screw machine

Technical Field

The invention relates to the field of automatic screw machines, in particular to a multi-hole multi-face automatic screw machine.

Background

The fishing vessel main body is assembled by various parts, and the parts can be fixed without being locked by screws. When the fishing vessel main body is assembled, an automatic screw machine is mostly adopted for locking in order to improve the production efficiency of the assembly of the fishing vessel main body and reduce the labor cost.

However, the assembly of the fishing vessel main body requires locking operation on a plurality of surfaces, a plurality of screw hole sites exist on different surfaces, and the automatic screw machine can only lock screws on one surface, so that the locking operation needs to be performed by switching different automatic screw machines or manually turning over the fishing vessel main body, the operation steps are complicated, and the working efficiency is low.

Disclosure of Invention

Aiming at the problems of single-side locking, complex operation steps and low working efficiency of the automatic screw machine in the prior art, the invention provides a multi-hole multi-surface automatic screw machine, which realizes the screw locking function of a plurality of hole sites on different surfaces of a workpiece.

A multi-hole multi-face automatic screw machine comprises a machine table, wherein a workpiece fixing structure, a locking mechanism and a screw supply mechanism are arranged on the machine table; the workpiece fixing structure comprises a jig assembly for assembling and positioning a workpiece assembly and a moving seat for controlling the jig assembly to move along the Y-axis direction, the workpiece assembly comprises a workpiece and a part for assembling on the workpiece, and the moving seat is connected with the machine table in a sliding manner; the jig assembly comprises a supporting seat fixedly mounted on the movable seat, and a first fixed seat and a second fixed seat are oppositely arranged on the supporting seat; a turnover plate is rotatably connected between the first fixing seat and the second fixing seat, a first air cylinder and a second air cylinder for driving the turnover plate to rotate are respectively arranged on the other sides of the first fixing seat and the second fixing seat, and two ends of the turnover plate are respectively connected with the first air cylinder and the second air cylinder; a jig for bearing a workpiece and a third air cylinder are fixedly installed on one surface of the turnover plate, a lifting and rotating structure connected with the third air cylinder is arranged above the third air cylinder, and the lifting and rotating structure is located above the jig and used for fixing the workpiece in the jig; a fourth cylinder is fixedly mounted on the other surface of the turnover plate, a telescopic fixing structure connected with the fourth cylinder is arranged on one side of the fourth cylinder, and the telescopic fixing structure is located on the side surface of the jig and used for attaching the part to the corresponding position of the workpiece; the screw feeding mechanism is used for arranging and feeding screws to be locked; the locking mechanism is used for locking or dismounting the screw of the workpiece.

Furthermore, a limiting structure used for limiting the turnover angle of the turnover plate is arranged on the first fixing seat and comprises a first limiting rod and a second limiting rod, and the first limiting rod is perpendicular to the second limiting rod.

Furthermore, a profile groove for accommodating the workpiece is formed in the jig, and the bottom wall surface and the side wall surface of the profile groove are respectively used for being abutted against the outer surface of the workpiece.

Furthermore, one end of the profiling groove, which is far away from the third cylinder, is provided with a first positioning notch, the side edge of the profiling groove is provided with a second positioning notch, and the first positioning notch and the second positioning notch are used for clamping and positioning the workpiece.

Further, liftable revolution mechanic include with the lift rotary rod that the third cylinder is connected, fixedly connected with rotatory piece on the lift rotary rod, fixedly connected with compact heap on the rotatory piece.

Furthermore, scalable fixed knot constructs including with the expansion bracket that the fourth cylinder is connected, be fixed with attached aligning device on the expansion bracket, attached aligning device with the second location opening is corresponding.

Furthermore, the attaching and aligning device comprises a device body and a positioning module integrally formed with the device body, the positioning module is used for positioning the part on the device body, and a magnet is arranged on one side, facing the second positioning notch, of the device body and used for adsorbing and fixing the part.

Furthermore, the locking mechanism comprises a rack arranged on the machine table, an X axial sliding rail is arranged on the rack, the X axial sliding rail is connected with a sliding plate in a sliding manner, a first pen-shaped air cylinder, a first lifting structure, a second lifting structure and a second pen-shaped air cylinder are sequentially arranged on the sliding plate along the X axial direction, a first screwdriver is fixedly connected onto the first lifting structure, a second screwdriver is fixedly connected onto the second lifting structure, and the first lifting structure and the second lifting structure are respectively connected with the first pen-shaped air cylinder and the second pen-shaped air cylinder.

Further, the screw feeding mechanism comprises a first screw feeder and a second screw feeder which are respectively arranged at two ends of the workpiece fixing device, and the first screw feeder and the second screw feeder are respectively used for supplying screws to the first electric screwdriver and the second electric screwdriver.

Furthermore, the machine table is also provided with a control mechanism, and the control mechanism is connected with the workpiece fixing structure, the locking mechanism and the screw supply mechanism.

The invention has the beneficial effects that: the invention provides a multi-hole multi-face automatic screw machine, which comprises a machine table, a workpiece fixing structure arranged on the machine table, a locking mechanism and a screw supply mechanism, and has the advantages that: after the workpiece is fed to the jig, the lifting rotary rod is driven by the third cylinder to enable the rotary block to drive the pressing block to compress the workpiece, the telescopic frame is driven by the fourth cylinder to enable the attached aligning device to attach the adsorbed part to the corresponding position of the workpiece, attachment of the workpiece and the part is achieved, meanwhile, the turnover plate is driven by the first cylinder and the second cylinder to rotate, the limiting structure is reused to limit the turnover plate, rotary turnover of the workpiece is achieved, the locking mechanism and the screw supply mechanism are used in a matched mode, the first and second electric screwdriver and the workpiece multi-hole positions are aligned through the X-axis sliding rail, the first and second lifting structures and the moving seat, screw locking functions of a plurality of screw hole positions on different surfaces of the workpiece are achieved, and production efficiency is improved.

Drawings

FIG. 1 is a schematic view of a multi-hole multi-face automatic screw machine according to the present invention;

FIG. 2 is a schematic side view of a jig assembly and a workpiece assembly according to the present invention;

FIG. 3 is a schematic top view of a jig assembly according to the present invention;

FIG. 4 is a schematic view of a jig structure according to the present invention;

FIG. 5 is a schematic structural view of an attachment alignment device according to the present invention;

FIG. 6 is a schematic view of a workpiece structure provided by the present invention;

fig. 7 is a schematic structural diagram of the components provided by the present invention.

Reference symbols of the drawings

1. A machine platform;

2. a workpiece fixing structure; 21. a jig component; 211. a supporting seat; 212. a first fixed seat; 2121. a first cylinder; 2122. a limiting structure; 21221. a first limit rod; 21222. a second limiting rod; 213. a second fixed seat; 2131. a second cylinder; 214. a turnover plate; 215. a jig; 2151. profiling grooves; 2152. a first positioning opening; 2153. a second positioning notch; 216. a third cylinder; 217. a lifting and rotating structure; 2171. a rotating rod can be lifted; 2172. rotating the block; 2173. a compression block; 218. a fourth cylinder; 219. a retractable fixed structure; 2191. a telescopic frame; 2192. attaching an alignment device; 21921. a device body; 21922. a positioning module; 219221, locating block; 219222, cylindrical protrusions; 22. a movable seat;

3. a locking mechanism; 31. a frame; 32. an X-axis slide rail; 33. a sliding plate; 34. a first pen cylinder; 35. a first lifting structure; 36. a second lifting structure; 37. a second pen cylinder; 38. a first electric batch; 39. a second electric batch;

4. a screw supply mechanism; 41. a first screw feeder; 42. a second screw feeder;

5. a control mechanism;

6. a workpiece assembly; 61. a workpiece; 611. a body; 6111. a screw hole to be locked; 612. a machine leg; 613. a tooth box; 6131. a tooth hole; 62. a part; 621. a circular hole; 622. the screens is protruding.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As used herein, unless otherwise specified or defined, "first" and "second" are used merely to distinguish between names and do not denote a particular quantity or order.

Referring to fig. 1 to 5, a multi-hole multi-face automatic screw machine includes a machine table 1, wherein the machine table 1 is provided with a workpiece fixing structure 2, a locking mechanism 3 and a screw supplying mechanism 4.

Specifically, the workpiece fixing structure 2 includes a jig assembly 21 for assembling and positioning a workpiece assembly, and a moving seat 22 for controlling the jig assembly 21 to move along the Y-axis, where the workpiece assembly includes a workpiece 61 and a part 62 for being assembled on the workpiece 61.

The movable base 22 is slidably connected to the machine 1, and controls the jig assembly 21 to move on the machine 1 along the Y axis.

The jig assembly 21 includes a supporting seat 211 fixedly mounted on the moving seat 22, and a first fixed seat 212 and a second fixed seat 213 are oppositely disposed on the supporting seat 211; a turning plate 214 is rotatably connected between the first fixed seat 212 and the second fixed seat 213, a first air cylinder 2121 and a second air cylinder 2131 for driving the turning plate 214 to rotate are respectively arranged on the other sides of the first fixed seat 212 and the second fixed seat 213, and two ends of the turning plate 214 are respectively connected with the first air cylinder 2121 and the second air cylinder 2131; the first fixing seat 212 is provided with a limiting structure 2122 for limiting the turning angle of the turning plate 214, the limiting structure 2122 comprises a first limiting rod 21221 and a second limiting rod 21222, and the first limiting rod 21221 and the second limiting rod 21222 are perpendicular to each other; when the first and second cylinders drive the turnover plate 214 to turn over horizontally by 90 degrees, the turnover plate 214 abuts against the first limiting rod 21221, turning over is stopped, and the turnover plate 214 is changed from a horizontal state to a vertical state; when the first and second cylinders drive the vertical turnover plate 214 to turn over by 90 degrees, the turnover plate 214 abuts against the second limiting rod 21222 to limit the turnover plate 214 to continue to rotate, and the turnover stops to recover to the horizontal state.

A jig 215 and a third cylinder 216 for bearing the workpiece 61 are fixedly mounted on one surface of the turnover plate 214, a lifting and rotating structure 217 connected with the third cylinder 216 is arranged above the third cylinder 216, and the lifting and rotating structure 217 is positioned above the jig and used for fixing the workpiece 61 in the jig 216; a fourth cylinder 218 is fixedly mounted on the other surface of the turnover plate 214, a telescopic fixing structure 219 connected with the fourth cylinder 218 is arranged on one side of the fourth cylinder 218, and the telescopic fixing structure 219 is located on the side surface of the jig 215.

A contour groove 2151 for accommodating the workpiece 61 is formed in the jig 215, the bottom wall surface and the side wall surface of the contour groove 2151 are respectively used for abutting against the outer surface of the workpiece 61, a first positioning notch 2152 is formed in one end, away from the third cylinder 216, of the contour groove 2151, a second positioning notch 2153 is formed in the side edge of the contour groove 2151, and the first positioning notch 2152 and the second positioning notch 2153 are used for clamping and positioning the workpiece 61; the workpiece 61 is positioned according to the position and the angle of the first positioning notch 2152 and the second positioning notch 2153, placed in the contour groove 2151 and abutted against the bottom wall surface and the side wall surface of the contour groove 2151.

The lifting and rotating structure 217 comprises a lifting and rotating rod 2171 connected with the third cylinder 216, a rotating block 2172 is fixedly connected to the lifting and rotating rod 2171, a pressing block 2173 is fixedly connected to the rotating block 2172, the third cylinder 216 drives the lifting and rotating rod 2171 to rotate to drive the rotating block 2172 to rotate, the pressing block 2173 rotates to the position above the workpiece 61 in the jig 215 along with the rotating block 2172, and then the third cylinder 216 drives the lifting and rotating rod 2171 to descend, so that the pressing block 2173 presses the workpiece positioned and placed in the profile groove 2151 to fix the workpiece 61 in the profile groove 2151.

The telescopic fixing structure 219 comprises a telescopic frame 2191 and an attachment alignment device 2192 fixed on the telescopic frame 2191, and the attachment alignment device 2192 corresponds to the second positioning notch 2153; the attaching and aligning device comprises a device body 21921 and a positioning module 21922 integrally formed with the device body 21921, the positioning module 2192 is used for positioning the part 62 on the device body 21921, a magnet (not shown in the figure) is arranged on one side of the device body 21921 facing the second positioning notch 2153 and used for fixing the part 62 in an adsorbing manner, the part 62 is positioned on the device body 21921 through the positioning module 21922 and fixed in an adsorbing manner through the magnet, so that the attached part 62 corresponds to the corresponding position of the workpiece 61, and locking is facilitated; the fourth cylinder 218 controls the retractable fixing structure 219 to extend in a direction away from the jig 215, and then the part 62 is adsorbed on the magnet, and then the fourth cylinder 218 controls the retractable fixing structure 219 to shorten in a direction close to the jig 215, so that the attachment alignment device 2192 adsorbs the part 62, moves to a corresponding position of the workpiece 61 located at the second positioning gap 2153, and is tightly attached to the workpiece 61.

The locking mechanism 3 is used for locking or detaching a screw of the workpiece 61, and comprises a rack 31 arranged on the machine table 1, wherein an X-axis slide rail 32 is arranged on the rack 31, the X-axis slide rail 32 is connected with a slide plate 33 in a sliding manner, a first pen-shaped air cylinder 34, a first lifting structure 35, a second lifting structure 36 and a second pen-shaped air cylinder 37 are sequentially arranged on the slide plate 33 along an X-axis direction, a first electric screwdriver 38 is fixedly connected to the first lifting structure 35, a second electric screwdriver 39 is fixedly connected to the second lifting structure 36, and the first lifting structure and the second lifting structure are respectively connected with the first pen-shaped air cylinder and the second pen-shaped air cylinder; the sliding plate drives the first pen-shaped air cylinder 34, the first lifting structure 35, the second lifting structure 36 and the second pen-shaped air cylinder 37 to slide left and right along the X-axis sliding rail 32, so as to drive the first electronic batch and the second electronic batch to move to the upper part of the screw feeding mechanism 4 or the workpiece fixing structure 2, and the first pen-shaped air cylinder and the second pen-shaped air cylinder drive the first lifting structure and the second lifting structure to lift, so as to drive the first electronic batch and the second electronic batch to lift, and thus, the locking and paying actions are completed.

The screw feeding mechanism 4 is used for arranging and supplying screws to be locked and comprises a first screw feeder 41 and a second screw feeder 42, the first screw feeder 41 and the second screw feeder 42 are respectively arranged at two ends of the workpiece fixing mechanism 2, and the first screw feeder 41 and the second screw feeder 42 are respectively filled with screws of different specifications and are respectively used for supplying the screws for the first electric batch and the second electric batch.

The machine table 1 is further provided with a control mechanism 5, and the control mechanism 5 is connected with the workpiece fixing structure 3, the locking mechanism 3 and the screw supply mechanism 4.

Referring to fig. 5 to 7, in an embodiment of the present invention, the workpiece 61 is a fishing reel body, the fishing reel body includes a body 611, a machine leg 612 and a gearbox 613, the machine leg 612 and the gearbox are integrally formed with the body 611, a plurality of screw holes 6111 to be locked are formed on the body 611, the gearbox 613 is a hollow cylinder, and at least three screw holes 6131 are axially distributed on an outer surface of the cylinder. The part 62 is a bearing locating sheet which is a hollow circular metal sheet, round holes 621 corresponding to the tooth holes 6131 are uniformly distributed on the periphery of the bearing locating sheet, and clamping protrusions 622 are further arranged on the periphery of the bearing locating sheet; when the fishing vessel main part is placed the tool 215, carry out fishing vessel main part position location according to first, second location opening, fuselage 611 holds in the profile groove 2151, the undercarriage 612 blocks first location opening 2152, tooth case 613 holds in the profile groove 2151 and towards the second location opening 2153 outside, with it is corresponding to attach positioner 2192.

The positioning module 21922 comprises a positioning block 219221 and a cylindrical protrusion 219222 which are integrally formed with the device body 21921, and the positioning block 219221 is an L-shaped stop. The bearing locating piece is sleeved on the cylindrical protrusion 219222 and is adsorbed and fixed through the magnet, the relative position of the clamping protrusion 622 and the locating block 219221 is adjusted by rotating the bearing locating piece around the central axis of the cylindrical protrusion 219222, when the clamping protrusion 622 is blocked by the L-shaped block and cannot move continuously, the locating of the bearing locating piece is completed, and the round hole 621 corresponds to the tooth hole 6131; the fourth cylinder 218 drives the telescopic frame 2191 to shorten along the direction close to the jig 215, and drives the attachment alignment device 2192 to carry the peignin positioning piece adsorbed by the attachment alignment device to be attached to the gear box 613, so that the gear hole 6131 is aligned with the circular hole 621, and alignment and fixation of the fishing reel main body and the peignin positioning piece are completed.

The working principle of the invention is as follows:

putting the fishing reel body into the contour groove 2151 of the jig 215, placing a bearing positioning sheet on the attachment alignment device 2192, then driving the liftable rotating structure 217 by the third cylinder 216 to fix the fishing reel body in the contour groove 2151, driving the telescopic fixing structure 219 by the fourth cylinder 218, and further driving the bearing positioning sheet to be attached to the tooth box 613 of the fishing reel body, so that the circular hole 621 corresponds to the tooth hole 6131;

after the movable seat 22 drives the jig component 21 carrying the fishing reel main body to move to a proper position along the Y axis, the first electric screwdriver 38 moves to the first screw feeder 41 along the X axis slide rail 32 to suck screws with corresponding specifications, the movable seat 22 is matched to drive the jig component 21 to move along the Y axis, finally the first electric screwdriver 38 adsorbing the screws moves to the position above the screw hole 6111 to be locked, and under the driving of the first lifting mechanism 35, the first electric screwdriver 38 descends to lock and pay the screws in the screw hole 6111 to be locked, so that the screw locking and paying of the machine body 611 are completed;

then, the first and second cylinders drive the turnover plate 214 to turn over horizontally, and when the turnover plate 214 abuts against the first limiting rod 21222, turning over is stopped, and the turnover plate 214 is changed from a horizontal state to a vertical state; the second electric screwdriver 39 moves to the second screw feeder 42 along the X-axis slide rail 32 to suck screws of corresponding specifications, the second pen-shaped air cylinder 37 drives the second lifting mechanism 36 to drive the second electric screwdriver 3 to move to the upper side of the circular hole 621, and under the driving of the second lifting mechanism 36, the second electric screwdriver 39 descends to lock and fix the screws in the circular hole 621 and the tooth hole 6131, so that the peignin positioning piece is locked and fixed on the tooth box 613.

After the fishing vessel main body completes the screw locking of the preset position, the first and second cylinders drive the turnover plate 214 in the vertical state to turn over until the turnover plate 214 is abutted against the second limiting rod 21222, and the turnover plate 214 returns to the horizontal state; at this time, the third cylinder 216 drives the lifting rotary rod 2171 to rise, so as to drive the pressing block 2173 on the rotary block 2172 to loosen the fishing reel body, and meanwhile, the fourth cylinder 218 controls the retractable fixing structure 219 to extend in the direction away from the jig 215, so that after the fishing reel body which is completely loosened and taken out, the next fishing reel body is locked.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A multi-hole multi-face automatic screw machine is characterized by comprising a machine table, wherein a workpiece fixing structure, a locking mechanism and a screw supply mechanism are arranged on the machine table;

the workpiece fixing structure comprises a jig assembly for assembling and positioning a workpiece assembly and a moving seat for controlling the jig assembly to move along the Y-axis direction, the workpiece assembly comprises a workpiece and a part for assembling on the workpiece, and the moving seat is connected with the machine table in a sliding manner;

the jig assembly comprises a supporting seat fixedly mounted on the movable seat, and a first fixed seat and a second fixed seat are oppositely arranged on the supporting seat;

a turnover plate is rotatably connected between the first fixing seat and the second fixing seat, a first air cylinder and a second air cylinder for driving the turnover plate to rotate are respectively arranged on the other sides of the first fixing seat and the second fixing seat, and two ends of the turnover plate are respectively connected with the first air cylinder and the second air cylinder;

a jig for bearing a workpiece and a third air cylinder are fixedly installed on one surface of the turnover plate, a lifting and rotating structure connected with the third air cylinder is arranged above the third air cylinder, and the lifting and rotating structure is located above the jig and used for fixing the workpiece in the jig;

the turnover plate is characterized in that a fourth cylinder is fixedly mounted on the other side of the turnover plate, a telescopic fixing structure connected with the fourth cylinder is arranged on one side of the fourth cylinder, and the telescopic fixing structure is located on the side face of the jig and used for attaching the part to the corresponding position of the workpiece.

2. The multi-hole-site multi-face automatic screw machine according to claim 1, wherein the first fixing seat is provided with a limiting structure for limiting the turning angle of the turning plate, the limiting structure comprises a first limiting rod and a second limiting rod, and the first limiting rod and the second limiting rod are perpendicular to each other.

3. The multi-hole-site multi-face automatic screw machine according to claim 1, wherein a contour groove for accommodating the workpiece is formed in the jig, and a bottom wall surface and a side wall surface of the contour groove are respectively used for abutting against an outer surface of the workpiece.

4. The multi-hole multi-face automatic screw machine according to claim 3, wherein a first positioning notch is formed in one end of the profile groove, which is far away from the third cylinder, and a second positioning notch is formed in the side face of the profile groove, and the first positioning notch and the second positioning notch are used for clamping and positioning the workpiece.

5. The multi-hole-site multi-face automatic screw machine according to claim 1, wherein the lifting and rotating structure comprises a lifting and rotating rod connected with the third cylinder, a rotating block is fixedly connected to the lifting and rotating rod, and a pressing block is fixedly connected to the rotating block.

6. The multi-hole-site multi-face automatic screw machine according to claim 1, wherein the retractable fixing structure comprises a telescopic frame connected with the fourth cylinder, an attachment aligning device is fixed on the telescopic frame, and the attachment aligning device corresponds to the second positioning notch.

7. The multi-hole-site multi-face automatic screw machine according to claim 6, wherein the attaching and aligning device comprises a device body and a positioning module integrally formed therewith, the positioning module is used for positioning the component on the device body, and a magnet is arranged on one side of the device body facing the second positioning notch and used for adsorbing and fixing the component.

8. The multi-hole multi-face automatic screw machine according to claim 1, wherein the locking mechanism comprises a frame disposed on the machine platform, the frame is provided with an X-axis slide rail, the X-axis slide rail is slidably connected with a slide plate, the slide plate is sequentially provided with a first pen-shaped cylinder, a first lifting structure, a second lifting structure and a second pen-shaped cylinder along the X-axis direction, the first lifting structure is fixedly connected with the first screwdriver, the second lifting structure is fixedly connected with the second screwdriver, and the first lifting structure and the second lifting structure are respectively connected with the first pen-shaped cylinder and the second pen-shaped cylinder.

9. The multi-hole multi-face automatic screw machine according to claim 1, wherein the screw feeding mechanism comprises a first screw feeder and a second screw feeder respectively disposed at two ends of the workpiece fixing device, and the first screw feeder and the second screw feeder are respectively used for feeding screws to the first electric screwdriver and the second electric screwdriver.

10. The multi-hole multi-face automatic screw machine according to claim 1, wherein a control mechanism is further provided on the machine table, and the control mechanism is connected to the workpiece fixing structure, the locking mechanism and the screw supplying mechanism.

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