CN218699697U

CN218699697U - Multi-shaft woodworking gang drill machine tool

Info

Publication number: CN218699697U
Application number: CN202221947747.4U
Authority: CN
Inventors: 杨仕刚; 邢天祥
Original assignee: Qingdao Auchan Machinery Manufacturing Co ltd
Current assignee: Qingdao Auchan Machinery Manufacturing Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-03-24
Anticipated expiration: 2032-07-27

Abstract

The utility model relates to the technical field of wood processing, in particular to a multi-shaft woodworking gang drill machine tool, which can automatically move a wood board to the upper end of a workbench, reduce the transportation of workers to the wood board, reduce the labor intensity, and has convenient use and high practicability; the device comprises a bottom plate and a workbench, wherein the workbench is fixedly arranged at the upper end of the bottom plate; still include electric turntable, lifter plate, motor A, pivot, connecting plate, multiunit sponge vacuum chuck, drilling equipment, elevating gear and clamping device, be provided with clamping device on the workstation, electric turntable installs in the bottom plate upper end, and electric turntable is located the workstation right side, and elevating gear installs the rotation end on electric turntable upper portion, and the lifter plate is installed on elevating gear, and motor A fixed mounting is in the lifter plate upper end, and the pivot is rotated and is installed on the lifter plate.

Description

Multi-shaft woodworking gang drill machine tool

Technical Field

The utility model relates to a wood working's technical field especially relates to a multiaxis carpenter gang drill lathe.

Background

Gang drill refers to a multi-hole processing machine with multiple drill bits and capable of working together, and has wide application in the field of wood processing. When the gang drill is used, workers firstly carry wood to be drilled to a workbench of a machine tool and then drill the wood, such as a plurality of authorized gang drill machines with patent application numbers of 'CN 202022126929.2', 'CN 201922288666.2' and 'CN 200720056069.1'; the existing gang drill machine tool is found in the using process, workers are required to carry wood to a workbench and then can drill the wood, labor intensity is high when the workers carry the wood manually, and burrs on the wood easily scratch the arms of the workers, so that the gang drill machine tool capable of automatically feeding the wood is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can make the upper end of plank automatic movement to the workstation, reduce the workman to the transport of plank, reduce intensity of labour, convenient to use, multiaxis carpenter gang drill lathe that the practicality is high.

The utility model relates to a multi-shaft woodworking gang drill machine tool, which comprises a bottom plate and a workbench, wherein the workbench is fixedly arranged at the upper end of the bottom plate; the drilling device is arranged at the left part of the bottom plate, and the drilling device is positioned at the left side of the workbench; firstly, a wood board to be drilled is moved to the upper end of a bottom plate, the wood board is positioned below a plurality of groups of sponge vacuum suckers, then a lifting plate drives a rotating shaft and a connecting plate to descend through a lifting device, the connecting plate drives the plurality of groups of sponge vacuum suckers to descend, at most, the plurality of groups of sponge vacuum suckers are in contact with the upper end face of the wood board, then the plurality of groups of sponge vacuum suckers are opened, the wood board is adsorbed and fixed by the plurality of groups of sponge vacuum suckers, then the lifting plate ascends, the connecting plate drives the plurality of groups of sponge vacuum suckers through the rotating shaft, the plurality of groups of sponge vacuum suckers drive the wood board to ascend, the wood board ascends to the upper end face of a workbench, then an electric turntable is opened, the electric turntable drives the lifting device to rotate, the lifting device drives the connecting plate and the plurality of groups of sponge vacuum suckers to move to the left side of the electric turntable through the lifting plate, the plurality of groups of sponge vacuum suckers drive the wood board to move to the right above the workbench, then a motor A drives the rotating shaft to rotate, the rotating shaft to drive the plurality of sponge vacuum suckers to descend, the connecting plate is opened until the wood board to open the upper end of the working bench, the wood board, the plurality of sponge vacuum suckers to clamp the wood board, and fix the wood board, and then the wood board through the plurality of groups of the wood board, and the wood board can be drilled by the sucking disc; it can make plank automatic movement to the upper end of workstation, has reduced the transport of workman to the plank, has reduced intensity of labour, convenient to use, and the practicality is high.

Preferably, the lifting device comprises a support frame, a motor B, a screw rod B and a lifting block, the support frame is fixedly arranged at the rotating end of the upper part of the electric turntable, the motor B is fixedly arranged at the upper end of the support frame, the screw rod B is rotatably arranged at the rotating end of the upper part of the electric turntable, the upper end of the screw rod B is connected with the output end of the motor B, the lifting block is screwed with the screw rod B, the lifting block is vertically and slidably arranged on the support frame, and the lifting plate is fixedly arranged on the lifting block; the motor B is started, the motor B drives the screw rod B to rotate, and the rotating screw rod B adjusts the height of the lifting plate through the lifting block; the height of the lifting plate can be conveniently adjusted, and convenience is improved.

Preferably, the clamping device comprises a motor C, a screw C, two groups of clamping plates, two groups of screws, two groups of sliding blocks and two groups of pressing plates, the motor C is fixedly installed at the front end of the workbench, the screw C is rotatably installed on the upper portion of the workbench, the front end of the screw C is connected with the output end of the motor C, the front portion and the rear portion of the screw C are respectively provided with external threads with opposite rotation directions, the two groups of clamping plates are both installed on the workbench in a front-back sliding mode, the two groups of clamping plates are respectively screwed with the front portion and the rear portion of the screw C, the two groups of screws are respectively rotatably installed on the two groups of clamping plates, the two groups of sliding blocks are respectively screwed with the two groups of screws, the two groups of sliding blocks are respectively installed on the two groups of clamping plates in a vertical sliding mode, and the two groups of pressing plates are respectively and fixedly installed on the two groups of sliding blocks; after a wood board needing drilling is placed at the upper end of the workbench, a motor C is started, the motor C drives a screw rod C to rotate, the rotating screw rod C enables two groups of clamping plates to be close to each other until the two groups of clamping plates are respectively contacted with the front end and the rear end of the wood board, so that the wood board is clamped on the workbench by the two groups of clamping plates in a front-and-back mode, then two groups of screw rods are rotated, the two groups of rotating screw rods enable two groups of sliding blocks to drive two groups of pressing plates to descend until the two groups of pressing plates are contacted with the upper end of the wood board in the descending process, and the wood board is tightly pressed and fixed at the upper end of the workbench by the two groups of pressing plates; the clamping and fixing of the wood board are facilitated, and the convenience is improved.

Preferably, the drilling device comprises a servo motor, a first lead screw, a first sliding block, a driving motor, a second lead screw, a second sliding block, a lifting mechanism and a drilling mechanism, the servo motor is fixedly installed at the front end of the bottom plate, the first lead screw is rotatably installed on the bottom plate, the front end of the first lead screw is connected with the output end of the servo motor, the first sliding block is slidably installed on the bottom plate back and forth, the first sliding block is screwed with the first lead screw, the driving motor is fixedly installed at the left end of the first sliding block, the second lead screw is rotatably installed on the first sliding block, the left end of the second lead screw is connected with the output end of the driving motor, the second sliding block is slidably installed on the first sliding block left and right, the second sliding block is screwed with the second lead screw, the lifting mechanism is installed on the second sliding block, the drilling mechanism is installed on the lifting mechanism, and the drilling mechanism is located on the left side of the workbench; after the wood board is clamped and fixed on the workbench, firstly, a servo motor is started, the servo motor drives a first lead screw to rotate, the rotating first lead screw drives a first sliding block to move back and forth, the first sliding block enables a lifting mechanism to drive a drilling mechanism to move back and forth through a second sliding block until the position, needing to be drilled, on the left side surface of the wood board is consistent with the drilling mechanism in the front and back directions, then, a lifting device is started, the lifting mechanism drives the drilling mechanism to adjust the height until the position, needing to be drilled, on the wood board is aligned with the drilling mechanism, then, the drilling mechanism is started, a driving motor is started, the driving motor drives the second lead screw to rotate, the rotating second lead screw enables the lifting mechanism to drive the drilling mechanism to move rightwards through the second sliding block, and the drilling mechanism can drill the wood board in the process of moving rightwards; because the drilling mechanism can all move in front and back direction, left and right sides direction and upper and lower direction, so it is multiaxis motion, can punch in the optional position of plank side, convenient to use, the limitation is low.

Preferably, the lifting mechanism comprises an oil cylinder, a push rod, two groups of telescopic rods and a support plate, the oil cylinder is fixedly mounted at the upper end of the second sliding block, the push rod is arranged on the oil cylinder, the lower end of the push rod is connected with the output end of the oil cylinder, the lower ends of the two groups of telescopic rods are both fixedly mounted on the second sliding block, the support plate is fixedly mounted at the upper ends of the push rod and the two groups of telescopic rods, and the drilling mechanism is mounted at the upper end of the support plate; the oil cylinder is opened, and the oil cylinder enables the supporting plate to drive the drilling mechanism to adjust the height through the push rod; the convenience is improved.

Preferably, the drilling mechanism comprises a fixed plate, three groups of rotating shafts, three groups of drill bits, three groups of first cone pulleys, three groups of second cone pulleys, a rotating shaft, two groups of fixed blocks and a micro motor, the fixed plate is fixedly arranged at the upper end of the supporting plate, the three groups of rotating shafts are rotatably arranged on the fixed plate, the right ends of the three groups of rotating shafts are respectively provided with a jacket, the three groups of drill bits are respectively fixedly arranged on the three groups of rotating shafts through the three groups of jackets, the three groups of first cone pulleys are respectively fixedly arranged at the left ends of the three groups of rotating shafts, the three groups of first cone pulleys are respectively meshed with the three groups of second cone pulleys, the three groups of second cone pulleys are respectively fixedly arranged on the rotating shaft, the rotating shaft is rotatably arranged on the two groups of fixed blocks, the two groups of fixed blocks are respectively fixedly arranged at the upper end of the supporting plate, the rear end of the rotating shaft is connected with the output end of the micro motor, and the micro motor is fixedly arranged at the upper end of the supporting plate; the micro motor is started, the micro motor drives the rotating shaft to rotate, the rotating shaft enables the three first cone pulleys to drive the three rotating shafts to rotate through the two groups of second cone pulleys, and the three rotating shafts drive the three groups of drill bits to rotate; the three groups of drill bits can drill the wood board simultaneously, three holes can be drilled on the wood board at one time, and the working efficiency is high.

Preferably, the lower ends of the two groups of pressing plates are provided with rubber cushions; through the arrangement, the wood board is prevented from being crushed by the two groups of pressing plates, and the reliability in the using process is improved.

Compared with the prior art, the beneficial effects of the utility model are that: the wood board drilling machine can drill holes in wood boards with different thicknesses and different widths, can drill holes in different positions of the wood boards, is convenient to use and low in limitation, can automatically transfer the wood boards to a workbench, reduces the carrying of workers to the wood boards, and is low in labor intensity and high in practicability.

Drawings

FIG. 1 is a schematic view of the structure of a base plate, a table, a first slide block, etc.;

FIG. 2 is a schematic structural diagram of a telescopic rod, an oil cylinder, a push rod and the like;

FIG. 3 is a schematic view of the structure of the rotary shaft, the drill, the micro motor and the like;

FIG. 4 is a schematic view of the structure of the screw, the slide block, the pressing plate, etc.;

fig. 5 is a schematic front view of the present invention;

in the drawings, the reference numbers: 1. a base plate; 2. a work table; 3. an electric turntable; 4. a lifting plate; 5. a motor A; 6. a rotating shaft; 7. a connecting plate; 8. a sponge vacuum chuck; 9. supporting a frame; 10. a motor B; 11. a lead screw B; 12. a lifting block; 13. a motor C; 14. a lead screw C; 15. a splint; 16. a screw; 17. a slider; 18. pressing a plate; 19. a servo motor; 20. a first lead screw; 21. a first slider; 22. a drive motor; 23. a second lead screw; 24. a second slider; 25. an oil cylinder; 26. a push rod; 27. a telescopic rod; 28. a support plate; 29. a fixing plate; 30. a rotating shaft; 31. a drill bit; 32. a first cone pulley; 33. a second cone; 34. a rotating shaft; 35. a connecting plate; 36. a micro motor.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1 to 5, a working platform 2 is fixedly installed at the upper end of a bottom plate 1, an electric rotary table 3 is installed at the upper end of the bottom plate 1, the electric rotary table 3 is positioned at the right side of the working platform 2, a motor A5 is fixedly installed at the upper end of a lifting plate 4, a rotary shaft 6 is rotatably installed on the lifting plate 4, the upper end of the rotary shaft 6 is connected with the output end of the motor A5, a connecting plate 7 is fixedly installed at the lower end of the rotary shaft 6, a plurality of groups of sponge vacuum chucks 8 are fixedly installed at the lower end of the connecting plate 7, a supporting frame 9 is fixedly installed at the rotary end of the upper part of the electric rotary table 3, a motor B10 is fixedly installed at the rotary end of the upper part of the electric rotary table 3, the upper end of a lead screw B11 is connected with the output end of the motor B10, a lifting block 12 is screwed with the lead screw B11, a lifting block 12 is slidably installed on the supporting frame 9 up and down, the lifting plate 4 is fixedly installed on the lifting block 12, a motor C13 is fixedly installed at the front end of the working platform 2, a lead screw C14 is rotatably arranged on the upper part of a workbench 2, the front end of the lead screw C14 is connected with the output end of a motor C13, the front part and the back part of the lead screw C14 are respectively provided with external threads with opposite rotation directions, two groups of clamping plates 15 are respectively and slidably arranged on the workbench 2 front and back, two groups of clamping plates 15 are respectively and spirally arranged on the front part and the back part of the lead screw C14, two groups of screws 16 are respectively and rotatably arranged on the two groups of clamping plates 15, two groups of sliding blocks 17 are respectively and slidably arranged on the two groups of clamping plates 15 up and down, two groups of pressing plates 18 are respectively and fixedly arranged on the two groups of sliding blocks 17, a servo motor 19 is fixedly arranged at the front end of a bottom plate 1, a first lead screw 20 is rotatably arranged on the bottom plate 1, the front end of the first lead screw 20 is connected with the output end of the servo motor 19, a first sliding block 21 is slidably arranged on the bottom plate 1 front and back, the first sliding block 21 is spirally arranged with the first lead screw 20, the driving motor 22 is fixedly installed at the left end of the first slider 21, the second lead screw 23 is rotatably installed on the first slider 21, the left end of the second lead screw 23 is connected with the output end of the driving motor 22, the second slider 24 is slidably installed on the first slider 21 left and right, the second slider 24 is screwed with the second lead screw 23, the oil cylinder 25 is fixedly installed at the upper end of the second slider 24, the oil cylinder 25 is provided with a push rod 26, the lower end of the push rod 26 is connected with the output end of the oil cylinder 25, the lower ends of the two groups of telescopic rods 27 are fixedly installed on the second slider 24, the support plate 28 is fixedly installed at the upper ends of the push rod 26 and the two groups of telescopic rods 27, the fixed plate 29 is fixedly installed at the upper end of the support plate 28, the three groups of rotating shafts 30 are rotatably installed on the fixed plate 29, the right ends of the three groups of jacket 30 are respectively provided with three groups of drill bits 31, the three groups of first cone wheels 32 are respectively fixedly installed at the left ends of the three groups of rotating shafts 30, the three groups of first cone wheels 32 are respectively engaged with the three groups of second cone wheels 33, the three groups of second cone wheels 33 are respectively fixedly installed on the rotating shafts 34, the rotating shafts 34 are respectively rotatably installed on the two groups of the fixed block 35, the two groups of the supporting plate 28, the supporting plate 34 are fixedly installed on the micro motor 36, and the micro motor 36.

The utility model discloses a multiaxis carpenter gang drill lathe, it is at work, at first move the plank that needs drilling to bottom plate 1 upper end, make the plank be located multiunit sponge vacuum chuck 8 below, later turn on motor B10, motor B10 drives lead screw B11 and rotates, rotatory lead screw B11 can make lifter plate 4 height-adjusting through elevator block 12, at first make lifter plate 4 drive pivot 6 and connecting plate 7 descend, connecting plate 7 drives multiunit sponge vacuum chuck 8 descends, multiunit sponge vacuum chuck 8 contacts with the up end of plank at most, later turn on multiunit sponge vacuum chuck 8, make multiunit sponge vacuum chuck 8 adsorb the plank fixed, later make lifter plate 4 rise, lifter plate 4 makes connecting plate 7 drive multiunit sponge vacuum chuck 8 through pivot 6 and rise, multiunit sponge vacuum chuck 8 drives the plank to rise, rise to the plank rises to the top of workstation 2, then the electric turntable 3 is opened, the electric turntable 3 drives the supporting frame 9 to rotate, the supporting frame 9 drives the lifting plate 4 to rotate to the left side of the electric turntable 3 through the lifting block 12, the lifting plate 4 drives the rotating shaft 6 to drive the connecting plate 7 and the multiple groups of sponge vacuum suckers 8 to move to the left side of the electric turntable 3, the multiple groups of sponge vacuum suckers 8 drive the wood plate to move to the position right above the workbench 2, then the motor A5 is opened, the motor A5 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the multiple groups of sponge vacuum suckers 8 to drive the wood plate to rotate through the connecting plate 7, after the wood plate rotates to a proper posture, the lifting plate 4 drives the connecting plate 7 to drive the multiple groups of sponge vacuum suckers 8 to descend through the rotating shaft 6, the multiple groups of sponge vacuum suckers 8 drive the wood plate to descend to the upper end of the workbench 2, then the multiple groups of sponge vacuum suckers 8 are opened to separate the wood plate from the multiple groups of sponge vacuum suckers 8, then the motor C13 is turned on, the motor C13 drives the screw C14 to rotate, the rotating screw C14 makes the two groups of clamping plates 15 approach each other until the two groups of clamping plates 15 respectively contact with the front and rear ends of the wood board, so that the wood board is clamped on the worktable 2 by the two groups of clamping plates 15 in the front and rear directions, then the two groups of screw rods 16 are rotated, the two groups of rotating screw rods 16 make the two groups of sliding blocks 17 drive the two groups of pressing plates 18 to descend until the two groups of pressing plates 18 contact with the upper ends of the wood board in the descending process, until the two groups of pressing plates 18 tightly press and fix the wood board on the worktable 2, then the servo motor 19 is turned on, the servo motor 19 drives the first screw rod 20 to rotate, the rotating first screw rod 20 drives the first sliding block 21 to move back and forth, the first sliding block 21 drives the two groups of telescopic rods 27 to drive the supporting plate 28 to move back and forth, the supporting plate 28 drives the three groups of rotating shafts 30 to drive the three groups of drill bits 31 to move back and forth through the fixing plate 29, until the position to be drilled on the left side surface of the wood board is consistent with the three groups of drill bits 31 in the front-back direction, then the oil cylinder 25 is opened, the oil cylinder 25 enables the supporting plate 28 to drive the fixing plate 29 to adjust the height through the push rod 26, the fixing plate 29 enables the three groups of drill bits 31 to adjust the height through the three groups of rotating shafts 30, the position to be drilled on the left side surface of the wood board is aligned with the three groups of drill bits 31, then the micro motor 36 is opened, the micro motor 36 drives the rotating shaft 34 to rotate, the rotating shaft 34 enables the three groups of first cone pulleys 32 to drive the three groups of rotating shafts 30 to rotate through the two groups of second cone pulleys 33, the three groups of rotating shafts 30 drive the three groups of drill bits 31 to rotate, then the driving motor 22 is opened, the driving motor 22 drives the second lead screw 23 to rotate, the rotating second lead screw 23 drives the supporting plate 28 to move rightwards through the two groups of telescopic rods 27 through the second slider 24, the supporting plate 28 enables the three groups of rotating shafts 30 to drive the three groups of drill bits 31 to move rightwards through the fixing plate 29, the three sets of rotary drill bits 31 contact and drill the wood board during the rightward movement.

The utility model discloses the main function who realizes does: can be to the plank drilling of different thickness and different width, can drill in the different positions of plank, convenient to use, the limitation is low, can transfer the plank to workstation 2 automatically on, reduced the transport of workman to the plank, low in labor strength, the practicality is high.

The utility model discloses a multi-shaft woodworking gang drill machine tool, the installation mode, the connection mode or the setting mode of which are common mechanical modes, and the multi-shaft woodworking gang drill machine tool can be implemented as long as the beneficial effects can be achieved; the wood board drilled in the utility model is a wood board with the end surface coated with paint, and the end surface of the wood board is smooth and can be adsorbed and fixed by a plurality of groups of sponge vacuum chucks 8; the utility model discloses an electric turntable 3, sponge vacuum chuck 8, lead screw C14, servo motor 19, hydro-cylinder 25, telescopic link 27, drill bit 31, rotation axis 34 and micro motor 36 of multiaxis carpenter gang drill lathe are purchase on the market, this industry technical staff only need according to its subsidiary service instruction install and operate can, and need not the technical staff in the field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention is understood according to the specific circumstances.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A multi-shaft woodworking gang drill machine tool comprises a bottom plate (1) and a workbench (2), wherein the workbench (2) is fixedly arranged at the upper end of the bottom plate (1); the device is characterized by further comprising an electric turntable (3), a lifting plate (4), a motor A (5), a rotating shaft (6), a connecting plate (7), a plurality of groups of sponge vacuum chucks (8), a drilling device, the lifting device and a clamping device, wherein the clamping device is arranged on the workbench (2), the electric turntable (3) is arranged at the upper end of the bottom plate (1), the electric turntable (3) is positioned at the right side of the workbench (2), the lifting device is arranged at the rotating end of the upper part of the electric turntable (3), the lifting plate (4) is arranged on the lifting device, the motor A (5) is fixedly arranged at the upper end of the lifting plate (4), the rotating shaft (6) is rotatably arranged on the lifting plate (4), the upper end of the rotating shaft (6) is connected with the output end of the motor A (5), the connecting plate (7) is fixedly arranged at the lower end of the rotating shaft (6), the plurality of groups of sponge vacuum chucks (8) are fixedly arranged at the lower end of the connecting plate (7), the drilling device is arranged at the left part of the bottom plate (1), and the drilling device is positioned at the left side of the workbench (2).

2. The multi-spindle woodworking gang drill machine tool as claimed in claim 1, wherein the lifting device comprises a support frame (9), a motor B (10), a lead screw B (11) and a lifting block (12), the support frame (9) is fixedly mounted at a rotating end of the upper part of the electric rotary table (3), the motor B (10) is fixedly mounted at the upper end of the support frame (9), the lead screw B (11) is rotatably mounted at a rotating end of the upper part of the electric rotary table (3), the upper end of the lead screw B (11) is connected with an output end of the motor B (10), the lifting block (12) is screwed with the lead screw B (11), the lifting block (12) is vertically slidably mounted on the support frame (9), and the lifting plate (4) is fixedly mounted on the lifting block (12).

3. The multi-axis woodworking gang drill machine tool as claimed in claim 1, wherein the clamping device comprises a motor C (13), a lead screw C (14), two sets of clamping plates (15), two sets of screw rods (16), two sets of sliding blocks (17) and two sets of pressing plates (18), the motor C (13) is fixedly installed at the front end of the workbench (2), the lead screw C (14) is rotatably installed on the upper portion of the workbench (2), the front end of the lead screw C (14) is connected with the output end of the motor C (13), the front portion and the rear portion of the lead screw C (14) are respectively provided with external threads with opposite rotation directions, the two sets of clamping plates (15) are respectively slidably installed on the workbench (2) in the front and rear directions, the two sets of clamping plates (15) are respectively threadedly installed on the front portion and the rear portion of the lead screw C (14), the two sets of screw rods (16) are respectively rotatably installed on the two sets of clamping plates (15), the two sets of sliding blocks (17) are respectively slidably installed on the two sets of sliding plates (15) in the up and down, and the two sets of pressing plates (18) are respectively fixedly installed on the two sets of sliding blocks (17).

4. The multi-spindle woodworking gang drill machine tool as claimed in claim 1, wherein the drilling device comprises a servo motor (19), a first lead screw (20), a first slider (21), a driving motor (22), a second lead screw (23), a second slider (24), a lifting mechanism and a drilling mechanism, the servo motor (19) is fixedly mounted at the front end of the bottom plate (1), the first lead screw (20) is rotatably mounted on the bottom plate (1), the front end of the first lead screw (20) is connected with the output end of the servo motor (19), the first slider (21) is slidably mounted on the bottom plate (1) back and forth, the first slider (21) is screwed with the first lead screw (20), the driving motor (22) is fixedly mounted at the left end of the first slider (21), the second lead screw (23) is rotatably mounted on the first slider (21), the left end of the second lead screw (23) is connected with the output end of the driving motor (22), the second slider (24) is slidably mounted on the first slider (21) left, the second slider (24) is mounted on the drilling mechanism (24), and the lifting mechanism is located on the left side of the lifting mechanism (2).

5. The multi-shaft woodworking gang drill machine tool as claimed in claim 4, wherein the lifting mechanism comprises an oil cylinder (25), a push rod (26), two sets of telescopic rods (27) and a support plate (28), the oil cylinder (25) is fixedly mounted at the upper end of the second slide block (24), the push rod (26) is arranged on the oil cylinder (25), the lower end of the push rod (26) is connected with the output end of the oil cylinder (25), the lower ends of the two sets of telescopic rods (27) are fixedly mounted on the second slide block (24), the support plate (28) is fixedly mounted at the upper ends of the push rod (26) and the two sets of telescopic rods (27), and the drilling mechanism is mounted at the upper end of the support plate (28).

6. The multi-axis woodworking gang drill machine tool as claimed in claim 5, wherein the drilling mechanism comprises a fixing plate (29), three groups of rotating shafts (30), three groups of drill bits (31), three groups of first cone pulleys (32), three groups of second cone pulleys (33), a rotating shaft (34), two groups of fixing blocks (35) and a micro motor (36), the fixing plate (29) is fixedly mounted at the upper end of the supporting plate (28), the three groups of rotating shafts (30) are rotatably mounted on the fixing plate (29), right ends of the three groups of rotating shafts (30) are provided with clamping sleeves, the three groups of drill bits (31) are fixedly mounted on the three groups of rotating shafts (30) through the three groups of clamping sleeves respectively, the three groups of first cone pulleys (32) are fixedly mounted at left ends of the three groups of rotating shafts (30) respectively, the three groups of first cone pulleys (32) are engaged with the three groups of second cone pulleys (33) respectively, the three groups of first cone pulleys (33) are fixedly mounted on the rotating shaft (34), the rotating shaft (34) is rotatably mounted on the two groups of fixing blocks (35), the three groups of first cone pulleys (35) are fixedly mounted at the upper end of the supporting plate (28), a rear end of the rotating shaft (34) is connected with an output end of the micro motor (36), and the micro motor (36) is fixedly mounted at an upper end of the supporting plate (28).

7. A multi-spindle woodworking gang drill machine as claimed in claim 3, wherein the lower ends of the two sets of pressure plates (18) are provided with rubber cushions.