CN110948232A

CN110948232A - Automatic drilling and tapping equipment

Info

Publication number: CN110948232A
Application number: CN201911300885.6A
Authority: CN
Inventors: 林新达; 李儒珍
Original assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-04-03

Abstract

The invention provides automatic drilling and tapping equipment which comprises a rack, a turntable device arranged on the rack, and a feeding device, a processing device and a taking device which are sequentially arranged around the turntable device; the turntable device comprises a turntable which can rotate relative to the frame and is provided with a plurality of station grooves; the feeding device comprises a feeding manipulator used for moving the workpiece into the station groove; the machining device is used for drilling and tapping the workpiece on the station groove; the material taking device comprises a material taking manipulator used for moving the workpiece out of the station slot. The automatic drilling and tapping equipment provided by the invention can rotate a plurality of station grooves to each station with high precision through the turntable device, and then realizes drilling and tapping processing through the processing device, repeated positioning and calibration are not needed in the processing process, the equipment is suitable for large-batch processing of workpieces, the processing precision is ensured, the processing efficiency is improved, and the production cost is reduced.

Description

Automatic drilling and tapping equipment

Technical Field

The invention relates to the field of mechanical manufacturing and processing, in particular to automatic drilling and tapping equipment.

Background

In the production and manufacturing process of mechanical parts, drilling and tapping processes are often required; drilling means drilling a blind hole or a through hole on a mechanical part, and tapping means machining threads on the inner side wall of the drilled blind hole or through hole for realizing threaded connection or transmission.

However, in the market, drilling and tapping devices are generally independent, and a drilling machine and a tapping machine are required to be respectively configured to perform machining in different processes, and workpieces need to be manually assembled and disassembled between different processes, so that a large amount of labor cost is consumed, the machining time is increased, and the machining efficiency is low. Secondly, the workpiece is moved to a tapping machine for tapping after drilling in the drilling machine, so that errors are prone to occur in positioning, tapping positions are prone to shift, and accuracy of tapping machining is affected.

Disclosure of Invention

The invention aims to provide automatic drilling and tapping equipment which can ensure positioning accuracy and realize full-automatic drilling and tapping processing.

In order to achieve the purpose, the invention provides the following technical scheme:

an automatic drilling and tapping device comprises a rack, a turntable device arranged on the rack, and a feeding device, a processing device and a taking device which are arranged on the rack and surround the turntable device in sequence; the rotary table device comprises a rotary table which can rotate relative to the rack, and a plurality of station slots which are arranged at equal intervals along the edge of the rotary table are arranged on the rotary table; the feeding device comprises a feeding manipulator used for moving a workpiece into the station groove, and the feeding manipulator comprises a multi-axis linkage mechanism and a feeding clamp connected with the multi-axis linkage mechanism; the machining device is used for drilling and tapping the workpiece on the station groove; the material taking device comprises a material taking manipulator used for moving the workpiece out of the station slot.

Preferably, the multi-shaft linkage mechanism comprises a Z shaft assembly used for driving the feeding clamp to move along the up-down direction, an X shaft assembly arranged on the Z shaft assembly and used for driving the feeding clamp to move along the front-back direction, and an R shaft assembly arranged on the X shaft assembly and used for driving the feeding clamp to rotate, wherein the feeding clamp is arranged on the R shaft assembly.

Preferably, the R axle subassembly is including relative the fixed mounting panel of X axle subassembly and relative the fixed deflector of Z axle subassembly, and one end with material loading anchor clamps axial fixity's guide, the other end butt of guide in on the deflector, material loading anchor clamps wear to locate on the mounting panel and can be relative the mounting panel rotates, just material loading anchor clamps is by the accessible when X axle subassembly drive removes along the fore-and-aft direction the guide with the guiding action of deflector realizes rotating.

Preferably, the R axle subassembly still includes one end and the extension spring that the X axle subassembly is connected, the other end of extension spring with the guide is connected.

Preferably, the guide member is provided with a guide bearing for abutting against the guide plate.

Preferably, loading attachment still includes vibration dish and locates vibration dish with the transmission slide between the manipulator of material loading.

Further, the processing device comprises a vertical drilling mechanism for drilling the top surface of the workpiece, a horizontal drilling mechanism for drilling the side wall of the workpiece and a tapping mechanism for tapping the workpiece, wherein the vertical drilling mechanism, the horizontal drilling mechanism and the tapping mechanism surround the turntable at intervals.

Preferably, the vertical drilling mechanism comprises a three-axis linkage assembly, a vertical drilling motor connected with the three-axis linkage assembly and driven by the three-axis linkage assembly to move, and a vertical drill connected with an output shaft of the vertical drilling motor and driven by the vertical drilling motor to rotate.

Preferably, the turntable device further comprises at least one pressing mechanism fixedly arranged relative to the frame, and the pressing mechanism is used for pressing the workpiece in the station groove when the machining device performs machining.

Preferably, the turntable device further comprises at least one support bearing which is arranged on the frame and abuts against the bottom of the turntable.

More preferably, the support bearing is disposed corresponding to a processing position of the processing device.

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

1. the automatic drilling and tapping equipment provided by the invention can rotate a plurality of station grooves to each station with high precision through the turntable device, and then realizes drilling and tapping processing through the processing device, repeated positioning and calibration are not needed in the processing process, workpieces are repeatedly taken and placed, the equipment is suitable for large-batch processing of the workpieces, the processing precision is ensured, the processing time is reduced, the processing efficiency is improved, and the production cost is reduced.

2. In the automatic drilling and tapping equipment provided by the invention, the multi-axis linkage mechanism of the feeding manipulator can drive the feeding clamp to move in multiple angles and multiple directions so as to adapt to the position of the station slot and the workpiece placing angle in the turntable device, so that the automatic drilling and tapping equipment has higher positioning precision, does not need to manually adjust and position the workpiece, and has higher production efficiency.

3. According to the automatic drilling and tapping equipment, the linear motion of the X shaft assembly can be converted into the rotary motion through the guide matching of the guide plate and the guide piece by the R shaft assembly of the feeding manipulator, the feeding clamp is driven to rotate while the X shaft assembly drives the feeding clamp to move in the front-back direction, the accuracy of the rotating angle is guaranteed, the workpiece placing angle of a station groove is better adapted, the R shaft assembly does not need to be additionally driven by power, and the cost can be reduced.

4. In the automatic drilling and tapping equipment provided by the invention, the turntable device is provided with the material pressing mechanism for pressing the workpiece in the station groove, and the material pressing mechanism presses the workpiece at the corresponding station, so that the stability of the machining process is improved, and the machining precision is ensured.

5. In the automatic drilling and tapping equipment provided by the invention, the supporting bearing is arranged at the bottom of the turntable, the position groove on the turntable can be ensured to stably rotate to each position through the support of the supporting bearing, the machining precision is ensured, the supporting bearing is arranged corresponding to the machining position of the machining device, the turntable is prevented from being pressed and deformed in the vertical drilling and tapping machining process, and the overall strength and stability of the equipment are improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of an automatic drilling and tapping apparatus according to an embodiment of the present invention;

fig. 2 is a perspective view of a rotary table device in the automatic drilling and tapping apparatus shown in fig. 1;

fig. 3 is a perspective view of a feeding robot in the automatic drilling and tapping apparatus shown in fig. 1;

figure 4 is an exploded view of the loading robot shown in figure 3;

fig. 5 is a perspective view of the loading robot shown in fig. 3 in another state;

fig. 6 is a perspective view of a vertical drilling mechanism in the automatic drilling and tapping apparatus shown in fig. 1;

fig. 7 is a perspective view of a horizontal drilling mechanism in the automatic drilling and tapping apparatus shown in fig. 1;

fig. 8 is a perspective view of a tapping mechanism in the automatic hole-drilling tapping apparatus shown in fig. 1;

fig. 9 is a perspective view of a material extracting device in the automatic drilling and tapping apparatus shown in fig. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.

It will be understood by those within the art that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

Fig. 1 to 9 collectively illustrate an automatic drilling and tapping apparatus provided by an embodiment of the present invention, which is used for fully automatically completing a drilling and tapping process of a workpiece, and the workpiece is positioned without being repeatedly disassembled and assembled between different processes, so as to ensure machining accuracy and improve machining efficiency.

As shown in fig. 1, the automatic drilling and tapping device 1000 includes a frame 1, a turntable device 2, a feeding device 3, a processing device 4, and a material taking device 5 all disposed on the frame 1, wherein the feeding device 3, the processing device 4, and the material taking device 5 are sequentially disposed around the turntable device 1.

Referring to fig. 2, the turntable device 2 includes a turntable motor 21 and a turntable 22, the turntable motor 21 is disposed on the frame 1, the turntable 22 is connected to an output shaft of the turntable motor 21 and can be driven by the turntable motor 21 to rotate relative to the frame 1, the turntable 21 is provided with a plurality of station slots 23 arranged at equal intervals along an edge of the turntable 21, and the station slots 23 are used for placing a workpiece 2000 and are arranged according to a shape and a size of the workpiece 2000 to achieve positioning and limiting functions of the workpiece 2000.

Preferably, the turntable device 2 further includes at least one material pressing mechanism 24, the specific number of the material pressing mechanisms 24 is adjusted according to the number of the machining processes of the machining device 4, and the material pressing mechanisms are fixedly arranged relative to the frame 1 through a fixing plate 25 erected on the turntable 22 and are respectively arranged at positions corresponding to the machining stations of the machining device 4, so that the workpiece 2000 can be pressed in the station groove 23 when the machining device 4 machines the workpiece 2000, thereby ensuring that the workpiece 2000 is not displaced due to vibration generated in the machining process and ensuring the machining precision.

Specifically, the pressing mechanism 24 includes a pressing cylinder 241 and a pressing head 242, the pressing cylinder 241 is disposed on the fixing plate 25, and the pressing head 242 is connected to a piston rod of the pressing cylinder 241 and can be driven by the pressing cylinder 241 to move up and down along a vertical direction, so that the pressing head 242 can be driven by the pressing cylinder 241 to press down and press the workpiece 2000 tightly in the station groove 23.

Preferably, the shape and size of the pressing heads 241 in different pressing mechanisms 24 may be the same or different, that is, the shape and size of the pressing head 242 of the pressing mechanism 24 at different processing steps corresponding to the processing device 4 may be set according to the position to be processed of the workpiece 2000, so as to avoid the influence on the processing due to the shielding of the pressing head 242, and improve the stability of the processing process.

Preferably, the turntable device 2 further comprises at least one supporting bearing 26 which is arranged on the frame 1 and abutted to the bottom of the turntable 22, the supporting bearing 26 is also arranged corresponding to the processing position of the processing device 4, and the supporting bearing 26 is used for supporting the station groove 23 on the turntable 22 to be stably rotated to each station, so that the processing precision is ensured, and compared with other supporting members, the friction force between the turntable 22 can be effectively reduced, and the turntable can be ensured to be smoothly rotated. Secondly, the support bearing 26 can prevent the rotary table 22 from being pressed downwards and deformed due to the downward pressure of the pressing mechanism 24 or when the processing device 4 performs drilling and tapping processing in the vertical direction, and the overall strength and stability of the equipment are improved.

As shown in fig. 1, the feeding device 3 includes a vibrating tray 31, a conveying chute 32 and a feeding manipulator 33, one end of the conveying chute 32 is connected to the discharge port of the vibrating tray 31, the other end is disposed at the position of the feeding manipulator 33, and the feeding manipulator 33 can cooperate with the rotating motion of the turntable 22 to move the workpieces 2000 on the conveying chute 32 into different station slots 23 one by one. The feeding device 3 finishes the discharging step of the workpieces 2000 through the vibrating disc 31, so that a large number of workpieces 2000 can be automatically and orderly arranged in an oriented mode, and are transmitted to a next mechanism orderly and accurately through the feeding mechanical arm 33.

Referring to fig. 3 and 4, the feeding manipulator 33 includes a multi-axis linkage mechanism and a feeding clamp 331 connected to the multi-axis linkage mechanism, and the feeding clamp 331 is configured to clamp the workpiece 2000. The multi-shaft linkage mechanism comprises a Z-shaft assembly 332 for driving the feeding clamp 331 to move in the up-and-down direction, an X-shaft assembly 333 for driving the feeding clamp 331 to move back and forth between the conveying slide way 32 and the station groove 23, and an R-shaft assembly 334 for driving the feeding clamp 331 to rotate. Through multiaxis linkage mechanism can drive material loading anchor clamps 331 carries out multi-angle, multidirectional removal to the adaptation the position and the work piece angle of placing of station groove 23 make material loading anchor clamps 331 possess higher positioning accuracy, need not artifical adjustment location work piece, and production efficiency is higher.

Specifically, the Z shaft assembly 332 is erected on the machine frame 1, the X shaft assembly 333 is arranged on the Z shaft assembly 332 and can be driven by the Z shaft assembly 332 to move up and down, the R shaft assembly 334 is arranged on the X shaft assembly 333 and can be driven by the X shaft assembly 333 to move back and forth, and the feeding clamp 331 is arranged on the R shaft assembly 334 and can be driven by the R shaft assembly 334 to rotate. The Z-axis assembly 332 and the X-axis assembly 333 are driven by a single-acting cylinder and are provided with a guide rail and a sliding block which are matched with each other, so that the moving position of the loading clamp 331 is limited by the matching of the guide rail and the sliding block when the loading clamp 331 is driven to move by the single-acting cylinder, the deviation is avoided, and the positioning accuracy of the loading clamp 331 is improved.

Preferably, the R-axis assembly 334 includes an installation plate 3341, a guide plate 3342, and a guide 3343, the installation plate 3341 is connected to a piston rod of a single-acting cylinder of the X-axis assembly 333, the guide plate 3342 is connected to a piston rod of a single-acting cylinder of the Z-axis assembly 332, the loading jig 331 is inserted into the installation plate 3341 and is rotatable with respect to the installation plate 3341, the guide 3343 is a swinging member, one end of which is hinged to the loading jig 331, and the other end of which abuts against the guide plate 3342 and is swingable under the guide effect of the guide plate 3342.

Through the direction cooperation of deflector 3342 and guide 3343 will the linear motion of X axle subassembly 333 converts rotary motion into X axle subassembly 333 drive when material loading anchor clamps 331 remove along the fore-and-aft direction, material loading anchor clamps 331 quilt guide 3343 drives the rotation, and then guarantees turned angle's accuracy nature to the work piece that better adapts to station groove 23 places the angle, just R axle subassembly 334 need not additionally to adopt power drive, reduce cost.

Preferably, the guide plate 3342 is provided with a guide inclined surface 3342A, the guide 3343 is provided with a guide bearing 3343A for abutting against the guide inclined surface 3342A, and the guide bearing 3343A reduces friction between the guide 3343 and the guide inclined surface 3342A to ensure smooth transmission of the R-axis assembly 334.

Further, the R-axle assembly 334 further includes a tension spring 3344 for tensioning and attaching the guide bearing 3343A to the guide inclined surface 3342A, one end of the tension spring 3344 is connected to the X-axle assembly 333, and the other end is connected to the guide 3343, so that the tension spring 3344 ensures that the guide bearing 3343A and the guide inclined surface 3342A maintain an attached state, thereby ensuring smooth implementation of the guide function. And when the piston rod of the single-acting cylinder of the X-axis assembly 333 contracts, the loading clamp 331 can be pulled to reset under the assistance of the tension spring 3344, so that the burden of the single-acting cylinder of the X-axis assembly 333 is reduced.

It should be understood that, in other embodiments, the guide slope 3342A of the guide plate 3342 may be replaced with a guide groove, and the guide bearing 3343A is inserted into and movable along the guide groove, so that the contact state between the guide bearing 3343A and the guide plate 3342 can be ensured without providing the tension spring 3344.

Referring to fig. 3 and 5, fig. 3 shows that the feeding manipulator 33 is in a state where the single-acting cylinder of the X-axis assembly 333 is retracted, fig. 5 shows that the feeding manipulator 33 is in a state where the single-acting cylinder of the X-axis assembly 333 is extended, and after the single-acting cylinder of the X-axis assembly 333 is extended from the retracted state, the feeding clamp 331 rotates by 90 degrees under the guiding cooperation of the guide plate 3342 and the guide piece 3343.

In fig. 1, the machining device 4 includes a vertical drilling mechanism 41, a horizontal drilling mechanism 42 and a tapping mechanism 43 arranged around the rotary table 22 at intervals to perform drilling and tapping machining at different positions in different directions on the workpiece 2000.

In other embodiments, the specific composition of the processing device 4 may be adjusted according to the processing requirements, for example, the arrangement sequence of different mechanisms is changed, or other processing mechanisms with functions of milling grooves, chamfering and the like are added to adapt to different workpiece processing.

As shown in fig. 6, the vertical drilling mechanism 41 includes a three-axis linkage assembly 411, a vertical drilling motor 412 connected to the three-axis linkage assembly 411 and driven by the three-axis linkage assembly 411, and a vertical drill bit 413 connected to an output shaft of the vertical drilling motor 412 and driven to rotate by the vertical drilling motor 412. Through the three-axis linkage assembly 411, the vertical drill bit 413 can be driven to move to different positions for drilling, so that blind holes or through holes can be drilled at different positions on the workpiece 2000, and the adaptability is wider.

Specifically, triaxial linkage subassembly 411 by divide locate X axle, Y axle and Z epaxial three motors and with three screw-nut subassembly that three motor one-to-one are connected constitutes, through the transmission of screw-nut subassembly can be with the rotary motion conversion of its motor output linear motion, and because the screw-nut subassembly has high accuracy, reversibility and efficient characteristics, can improve transmission efficiency.

Preferably, the transmission structures of the three motors and the three lead screw nut assemblies are respectively provided with a guide rail and a sliding block which are matched with each other, the guide rail and the sliding block are matched to play a limiting role, so that the deviation of the movement of the vertical drill bit 413 can be avoided, and the positioning precision of the vertical drill bit 413 is improved.

As shown in fig. 7, the horizontal drilling mechanism 42 includes a first driving assembly 421, a horizontal drilling motor 422 connected to the first driving assembly 421 and driven by the first driving assembly 421 to move back and forth, and a horizontal drilling blade 423 connected to an output shaft of the horizontal drilling motor 422 and driven by the horizontal drilling motor 422 to rotate, wherein the horizontal drilling blade 423 is driven by the first driving assembly 421 to move close to or away from the rotary table 22, so as to drill holes on the side walls of different workpieces 2000 one by one.

Preferably, the first driving assembly 421 adopts a belt transmission structure, which includes a belt 4211 connected to an output shaft of the horizontal drilling motor 422, and the belt 4211 can realize smooth and noiseless transmission during operation, and if an overload occurs during a machining process, the output shaft of the horizontal drilling motor 422 can slip with the belt 4211, so as to protect the overload, and the belt transmission structure has low cost, so that the manufacturing cost of the horizontal drilling mechanism 42 can be reduced.

As shown in fig. 8, the tapping mechanism 43 includes a second driving assembly 431, a tapping motor 432 connected to the second driving assembly 431 and driven by the second driving assembly 431 to move back and forth, and a tapping knife 433 connected to an output shaft of the tapping motor 432 and driven by the tapping motor 432 to rotate, wherein the tapping knife 433 can be driven by the second driving assembly 431 to move closer to or away from the turntable 22, so as to perform tapping on the side walls of different workpieces 2000 one by one.

In another embodiment, the second driving assembly 431 may be disposed along a vertical direction, so that the tapping knife 433 is driven by the second driving assembly 431 to move up and down along the vertical direction, and thus, the top surface of the workpiece 2000 may be tapped.

As shown in fig. 9, the material taking device 5 includes a material taking manipulator 51 for taking the workpiece 2000 out of the station slot 23, the material taking manipulator 51 includes a third driving assembly 511 and a material taking clamp 512 connected to the third driving assembly 511 and driven by the third driving assembly 511 to move in the up-down and front-back directions, and the material taking clamp 512 is used for clamping the workpiece 2000.

In this embodiment, because the workpiece 2000 does not need to be repeatedly positioned and installed, and the workpiece 2000 does not need to be transmitted to the next production equipment in the production line with high precision after being processed, the third driving assembly 511 can be formed by two single-acting cylinders respectively arranged along the vertical direction and the horizontal direction, and can drive the material taking clamp 512 to move up and down and in the front-back direction, so as to reduce the cost.

Further, the material taking device 5 further includes a chute 52 erected on the frame 1, the material taking manipulator 51 is disposed between the assembling device 2 and the chute 52 and can move the workpiece 2000 processed on the station slot 23 to the chute 52, and the chute 52 can be connected to a production line to transport the workpiece 2000 to a next production facility.

In fig. 1, the automatic drilling and tapping device 1000 further comprises a control center 6 disposed on the rack 1, the control center 6 is used for adjusting parameters and controlling the operation of the device, and an indicator 61 for displaying the working condition is disposed on the control center 6, so that the working condition of the device can be known in real time, and the normal operation of the production system can be ensured.

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

Claims

1. An automatic drilling and tapping device is characterized by comprising a rack, a turntable device arranged on the rack, and a feeding device, a processing device and a taking device which are arranged on the rack and surround the turntable device in sequence;

the rotary table device comprises a rotary table which can rotate relative to the rack, and a plurality of station slots which are arranged at equal intervals along the edge of the rotary table are arranged on the rotary table;

the feeding device comprises a feeding manipulator used for moving a workpiece into the station groove, and the feeding manipulator comprises a multi-axis linkage mechanism and a feeding clamp connected with the multi-axis linkage mechanism;

the machining device is used for drilling and tapping the workpiece on the station groove;

the material taking device comprises a material taking manipulator used for moving the workpiece out of the station slot.

2. The automatic drilling and tapping device as claimed in claim 1, wherein the multi-shaft linkage mechanism comprises a Z-shaft assembly for driving the feeding fixture to move in an up-and-down direction, an X-shaft assembly arranged on the Z-shaft assembly for driving the feeding fixture to move in a front-and-back direction, and an R-shaft assembly arranged on the X-shaft assembly for driving the feeding fixture to rotate, wherein the feeding fixture is arranged on the R-shaft assembly.

3. The automatic drilling and tapping device of claim 2, wherein the R-axis assembly comprises a mounting plate fixed relative to the X-axis assembly and a guide plate fixed relative to the Z-axis assembly, and a guide member with one end fixed axially relative to the feeding fixture, the other end of the guide member abuts against the guide plate, the feeding fixture is arranged on the mounting plate in a penetrating manner and can rotate relative to the mounting plate, and the feeding fixture can rotate under the guiding action of the guide member and the guide plate when being driven by the X-axis assembly to move in the front-rear direction.

4. The automatic drilling and tapping device according to claim 3, wherein the R-shaft assembly further comprises a tension spring having one end connected to the X-shaft assembly, and the other end of the tension spring is connected to the guide.

5. The automatic drilling and tapping device of claim 3, wherein said guide member is provided with a guide bearing for abutting against said guide plate.

6. The automatic drilling and tapping device of claim 1, wherein the feeding device further comprises a vibrating disk and a conveying chute arranged between the vibrating disk and the feeding manipulator.

7. The automatic drilling and tapping apparatus according to claim 1, wherein the machining means includes a vertical drilling mechanism for performing drilling machining of a top surface of the workpiece, a horizontal drilling mechanism for performing drilling machining of a side wall of the workpiece, and a tapping mechanism for tapping the workpiece, the vertical drilling mechanism, the horizontal drilling mechanism, and the tapping mechanism being disposed around the turntable with a spacing.

8. The automatic drilling and tapping apparatus of claim 7, wherein the vertical drilling mechanism comprises a three-axis linkage assembly and a vertical drilling motor connected to and driven by the three-axis linkage assembly, and a vertical drill connected to an output shaft of the vertical drilling motor and driven to rotate by the vertical drilling motor.

9. The automatic drilling and tapping apparatus of claim 1, wherein the turntable device further comprises at least one pressing mechanism fixedly disposed with respect to the frame, the pressing mechanism being configured to press the workpiece in the station groove when the machining device performs machining.

10. The automatic drilling and tapping apparatus of claim 1, wherein said turret means further comprises at least one support bearing disposed on said frame and abutting a bottom portion of said turret.

11. The automatic drilling and tapping apparatus of claim 10, wherein said support bearing is disposed in correspondence with a machining position of said machining device.