CN219818829U

CN219818829U - Single-spindle type two-position rotary power tool bit cutter row machine tool

Info

Publication number: CN219818829U
Application number: CN202320716735.9U
Authority: CN
Inventors: 毕玻
Original assignee: Guangzhou Jiamens Cnc Machinery Co ltd
Current assignee: Guangzhou Jiamens Cnc Machinery Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-10-13
Anticipated expiration: 2033-04-03

Abstract

The present disclosure relates to a single spindle two-position rotary power tool bit gang tool machine, comprising: the power tool bit mechanism comprises a chassis, a switching disc rotationally connected with the chassis, a box body arranged on the switching disc, a tool bit motor, a first transmission assembly and at least two output shafts, wherein one surface of the box body, facing the main shaft chuck, is a step surface, the step surface is provided with a plurality of steps, the output shafts are in one-to-one correspondence with the steps and are rotationally arranged on the steps, and the tool bit motor is linked with the output shafts through the first transmission assembly and is used for driving the output shafts to rotate. The problem of mutual interference when this disclosure can avoid cutter dismouting is favorable to improving cutter dismouting efficiency to make the output shaft be rotatable structure through the adapter plate, can adjust the angle of output shaft according to the processing demand, and then adjust the installation angle of cutter, can satisfy the processing demand of different work pieces, different machined surfaces, the suitability is better.

Description

Single-spindle type two-position rotary power tool bit cutter row machine tool

Technical Field

The disclosure relates to the technical field of machine tool equipment, in particular to a single-spindle type two-position rotary power tool bit cutter row machine tool.

Background

A composite machine tool is a machine tool capable of performing machining of various elements from a blank to a finished product on one machine tool or as much as possible.

The power tool bit or power tool turret is a mechanism which is provided with a power source and can independently provide main movement and feeding movement for tools so as to finish the machining procedures of milling, drilling, mantis and the like, and is usually arranged at the position of a cutter row plate of a machine tool and matched with other tools to machine a workpiece.

Based on the technical problem that the traditional power tool turret is limited by the structural external dimension, so that the power of a power tool bit is smaller, the rotating speed is lower, and tools with larger dimensions cannot be installed, the applicant previously puts forward a patent application with the publication number of [ CN 215509138U ] and the name of a single-spindle type two-position end milling head gang tool, which comprises a tool base, a spindle mechanism, a saddle mechanism, a tool rest plate mechanism and two-position end milling head mechanisms; the main shaft mechanism is fixed on the machine tool base, the saddle mechanism is arranged on the machine tool base and can move left and right relative to the machine tool base, the tool rest plate mechanism is arranged on the saddle mechanism and can move up and down relative to the saddle mechanism, and the two-position end milling head mechanism is arranged on the tool rest plate mechanism.

The two-position end milling heads of the power tool turret are in an end face parallel structure, the end faces of the two output shafts are coplanar and parallel, namely the mounting faces of the two tools are parallel, and the relative distance between the two output shafts is smaller, so that the phenomenon of mutual interference between the tools easily occurs when the tools are disassembled and assembled, and the disassembly and assembly efficiency of the tools is affected;

secondly, the axial direction of the output shaft of the power turret is the same as the axial direction of the main shaft mechanism, the power turret is of a fixed structure, the installation angle of the cutter is fixed to be the axial direction of the main shaft mechanism, and the cutting angle of the cutter cannot be adjusted according to different machining positions, so that the machining requirements of different workpieces and different machining surfaces are difficult to meet, and the applicability is poor.

Disclosure of Invention

In order to solve the problems in the prior art, the disclosure aims to provide a single-spindle type two-position rotary power tool bit cutter row machine tool. This disclosure makes the installation face of different cutters stagger through setting up the step face, avoids the problem of mutual interference when the cutter dismouting, helps improving cutter dismouting efficiency to make the output shaft be rotatable structure through the adapter plate, can adjust the angle of output shaft according to the processing demand, and then adjust the installation angle of cutter, can satisfy the processing demand of different work pieces, different processing faces, the suitability is better.

The utility model discloses a two rotary power tool bit row sword lathe of single main shaft formula, include:

a base;

the main shaft mechanism is arranged on the base and comprises a main shaft motor, a mechanical main shaft linked with the main shaft motor and a main shaft chuck arranged at the end part of the mechanical main shaft;

the saddle mechanism is arranged on the base and is positioned at one side of the main shaft mechanism, which is axially close to the main shaft chuck, and is in sliding connection with the base and is linked with the saddle driving mechanism, and the saddle driving mechanism is used for driving the saddle mechanism to axially slide along the main shaft mechanism; the saddle mechanism comprises a saddle body, a sliding plate arranged on the saddle body in a sliding manner and a linear driving assembly linked with the sliding plate, and the linear driving assembly is used for driving the sliding plate to slide along the length direction of the saddle body;

the tool rest plate mechanism is arranged on the sliding plate and comprises a tool rest plate and at least one tool apron arranged on the tool rest plate, and the tool apron is positioned at one side close to the main shaft chuck;

the power tool bit mechanism is arranged on the cutter row plate and comprises a chassis, a rotating disc connected with the chassis in a rotating mode, a box body arranged on the rotating disc, a tool bit motor arranged on the box body, a first transmission assembly and at least two output shafts, wherein one face of the box body, which faces the main shaft chuck, is a step face, the step face is provided with a plurality of steps matched with the number of the output shafts, the output shafts are in one-to-one correspondence with the steps and are rotationally arranged on the steps, and the tool bit motor is linked with the output shafts through the first transmission assembly and is used for driving the output shafts to rotate.

Preferably, the power bit mechanism further comprises a connecting piece;

the chassis with the switching dish is disc and coaxial setting, be formed with a plurality of centers on the chassis the axle center circumference distribution of chassis and with the first connecting hole of connecting piece looks adaptation, be formed with on the switching dish with the position corresponding to first connecting hole with the second connecting hole of connecting piece looks adaptation, the second connecting hole be convex and with the switching dish coaxial center, the connecting piece detachably wears to locate in the first connecting hole the second connecting hole with fix the chassis with the relative position of switching dish.

Preferably, the power tool bit mechanism further comprises a rotation angle adjusting motor and a second transmission assembly, and the rotation angle adjusting motor is linked with the switching disc through the second transmission assembly and used for driving the switching disc to rotate.

Preferably, the outer peripheral surface of the chassis is provided with angle scale marks, and the outer peripheral surface of the adapter plate is provided with indication marks.

Preferably, the number of the output shafts is two, the step surface is provided with two steps, the two output shafts are respectively in one-to-one correspondence with the two steps, the steps are provided with penetrating holes at positions corresponding to the output shafts, and the tail ends of the output shafts penetrate out of the penetrating holes to be exposed out of the steps.

Preferably, the power tool bit mechanism further comprises two positioning seats, the two positioning seats are respectively arranged on the two steps, the positions, corresponding to the penetrating holes, of the positioning seats are provided with through holes in a matched mode, and one surface, away from the steps, of the positioning seats protrudes to the direction, away from the steps, of the periphery of the through holes to form an annular positioning table.

Preferably, the positioning seat is detachably connected with the step, and the positioning seat has various specifications with different thicknesses.

Preferably, the spindle mechanism further comprises:

the output end of the spindle motor is linked with the synchronous wheel through the synchronous belt;

and the braking component is arranged beside the synchronous wheel and used for braking the synchronous wheel.

Preferably, the base is provided with a saddle slide rail extending along the axial direction of the main shaft mechanism, and the saddle mechanism is arranged on the saddle slide rail in a sliding way;

the saddle driving mechanism comprises a saddle driving motor and a ball screw, and the saddle driving motor is linked with the saddle mechanism through the ball screw.

Preferably, the base is provided with a mounting table, the table top of the mounting table is inclined to the horizontal plane to form an inclination angle of 30-45 degrees, and the saddle mechanism is arranged on the table top of the mounting table.

The utility model discloses a two rotary power tool bit row sword lathe of single main shaft, its advantage lies in:

1. according to the box body with the step surfaces, the step surfaces are provided with a plurality of steps, and the output shafts are arranged in one-to-one correspondence with the steps, so that the tail end faces of different output shafts are positioned on different planes, the mounting faces of different cutters are staggered, the problem of mutual interference during cutter dismounting is avoided, the cutter dismounting is facilitated, and the cutter dismounting efficiency is improved;

2. this disclosure makes the output shaft be rotatable structure through setting up the adapter plate of being connected with the chassis rotation, makes the adapter plate according to the processing demand of different work pieces, different machined surfaces rotate the adapter plate, and then adjusts the orientation angle of output shaft, but from this the installation angle of adjusting cutter, but cutting angle of adjusting cutter, can satisfy the processing demand of different work pieces, different machined surfaces, the suitability is better.

Drawings

Fig. 1 is a schematic structural diagram of a single spindle type two-position rotary power tool bit cutter-row machine tool according to the embodiment;

FIG. 2 is a schematic view of the spindle mechanism according to the present embodiment;

FIG. 3 is a schematic view of the saddle mechanism mounting row blade in this embodiment;

FIG. 4 is a schematic view of the cooperation structure between the base and the saddle body according to this embodiment;

fig. 5 is a schematic structural view of the cutter frame plate mechanism and the power cutter head mechanism according to the present embodiment;

fig. 6 is a schematic structural view of the power bit mechanism according to the present embodiment.

Reference numerals illustrate: 1-base, 11-saddle slide rail, 12-mount table, 2-spindle mechanism, 21-spindle motor, 22-mechanical spindle, 23-spindle chuck, 24-synchronous belt, 25-synchronous wheel, 26-brake assembly, 3-saddle mechanism, 31-saddle body, 32-slide plate, 33-linear drive assembly, 4-saddle drive mechanism, 41-saddle drive motor, 42-ball screw, 5-knife rack plate mechanism, 51-row knife board, 52-knife holder, 6-knife head mechanism, 61-chassis, 611-first connecting hole, 62-adapter plate, 621-second connecting hole, 63-box, 631-step face, 64-knife head motor, 65-output shaft, 66-mount seat.

Detailed Description

As shown in fig. 1-6, a single spindle two-position rotary power tool bit gang tool according to the disclosure includes:

the upper surface of the base 1 is a plane and is used for bearing and mounting various parts.

Referring to fig. 2 in detail, the spindle mechanism 2 is provided on the base 1, and is generally provided at one end of the base 1, and the spindle mechanism 2 specifically includes a spindle motor 21, a mechanical spindle 22 coupled to the spindle motor 21, and a spindle chuck 23 provided at an end of the mechanical spindle 22. The spindle motor 21 is usually a servo motor, the mechanical spindle 22 is coaxially arranged with the spindle motor 21 and is connected through a coupling, so that the spindle motor 21 can drive the mechanical spindle 22 to rotate, and the spindle chuck 23 is arranged at the end of the mechanical spindle 22 and is used for clamping a workpiece to be machined, in a specific embodiment, the spindle chuck 23 is usually designed according to the size and shape of the workpiece to be machined, so as to ensure that the spindle chuck 23 can firmly clamp the workpiece to be machined.

The saddle mechanism 3 is arranged on one side of the base 1, which is axially close to the spindle chuck 23, of the spindle mechanism 2, as shown in fig. 3 and 4 in detail, the saddle mechanism 3 is slidably connected with the base 1 and is linked with the saddle driving mechanism 4, and the saddle driving mechanism 4 is used for driving the saddle mechanism 3 to integrally slide along the axial direction of the spindle mechanism 2 so as to adjust the axial distance between the saddle mechanism 3 and the spindle chuck 23. The saddle mechanism 3 specifically includes a saddle body 31, a sliding plate 32 slidably disposed on the saddle body 31, and a linear driving assembly 33 coupled to the sliding plate 32, where the linear driving assembly 33 is configured to drive the sliding plate 32 to slide along a length direction of the saddle body 31. Specifically, the saddle body 31 is a cuboid seat body, two sides of the width direction of the saddle body are provided with sliding rails, the sliding rails extend along the length direction of the saddle body 31, the sliding plate 32 is a square plate, sliding grooves matched with the sliding rails are formed in positions corresponding to the sliding rails, the sliding plates 32 are in sliding connection with the saddle body 31 by matching the sliding rails, the sliding plates 32 can slide along the length direction of the saddle body 31, the saddle body 31 is generally perpendicular to the axial direction of the spindle mechanism 2, and therefore two-direction sliding adjustment of the sliding plates 32 can be achieved through the saddle mechanism 3. The linear driving assembly 33 is linked with the sliding plate 32 and is used for driving the sliding plate 32 to slide along the length direction of the saddle body 31, and the linear driving assembly 33 can specifically adopt a motor and screw rod structure to convert the rotary motion of the motor into the reciprocating linear motion of the sliding plate 32.

And a cutter frame plate mechanism 5 provided on the slide plate 32 to integrally slide with the slide plate 32 to adjust the position of the cutter. As shown in fig. 5 in detail, the cutter frame plate mechanism 5 specifically includes a cutter row plate 51 and at least one cutter seat 52 disposed on the cutter row plate 51, where the cutter row plate 51 has a square plate structure and is disposed on the sliding plate 32, and is fixedly connected to the sliding plate 32 by bolts. The tool holder 52 is located at a side close to the spindle chuck 23 to fix a tool for cutting a workpiece to be machined held by the spindle chuck 23.

And a power bit mechanism 6 provided on the cutter row plate 51 to integrally slide with the slide plate 32. As shown in detail in fig. 5 and 6, the power bit mechanism 6 includes a chassis 61, a switching disc 62 rotatably connected to the chassis 61, a case 63 provided on the switching disc 62, and a bit motor 64, a first transmission assembly, and at least two output shafts 65 provided on the case 63.

The housing 63 is hollow internally for mounting the output shaft 65 and the first transmission assembly. The surface of the case 63 facing the spindle chuck 23 is a stepped surface 631, the stepped surface 631 has a plurality of steps matched with the number of the output shafts 65, and the end surfaces of the steps are in a dislocated state and are not located on the same plane. The output shaft 65 corresponds to the steps one by one, and the rotation sets up on the step, tool bit motor 64 sets up in the one side that output shaft 65 was kept away from to box 63, and link with output shaft 65 through first drive assembly, be used for driving output shaft 65 and rotate, concretely, first drive assembly can be drive belt, action wheel and drive wheel, the quantity of drive wheel is connected with output shaft 65 one by one, the action wheel is connected with the output of tool bit motor 64, be connected through the drive belt transmission between action wheel and the multiple drive wheel, thereby when tool bit motor 64 drives the action wheel and rotates, the action wheel passes through the drive belt and drives the synchronous rotation of multiple drive wheel, and then drives the synchronous rotation of multiple output shaft 65.

The connection structure between the chassis 61 and the adapter plate 62 has at least two embodiments:

example 1

The power bit mechanism 6 further comprises a connecting piece, in particular a bolt.

The chassis 61 and the adapter plate 62 are all circular discs with equal diameters, the chassis 61 and the adapter plate 62 are stacked and coaxially arranged, the axial center positions of the chassis 61 and the adapter plate 62 are rotationally connected in a hole-shaft matching mode, the chassis 61 is fixedly connected to the cutter row plate 51, and the adapter plate 62 can rotate around the axial center rotational connection position relative to the chassis 61, so that the rotation angle of the adapter plate 62 is adjusted.

The chassis 61 is formed with a plurality of first connecting holes 611 which are distributed around the axis circumference of the chassis 61 and are matched with the connecting pieces near the outer edge, the adapter plate 62 is formed with a second connecting hole 621 which is matched with the connecting pieces at the position corresponding to the first connecting holes 611, the second connecting hole 621 is arc-shaped and is coaxial with the adapter plate 62, the width of the second connecting hole 621 is slightly larger than the diameter of the connecting pieces, and the connecting pieces detachably penetrate through the first connecting holes 611 and the second connecting holes 621 to fix the relative positions of the chassis 61 and the adapter plate 62.

Specifically, due to the structure that the chassis 61 is rotationally connected with the adapter plate 62, when the connecting piece is in a disassembled state, the adapter plate 62 can rotate relative to the chassis 61 to adjust the angle of the adapter plate 62, and then the orientation angle of the output shaft 65 is adjusted, so that the installation angle of the cutter can be adjusted, and the cutting angle is changed. After the adaptor plate 62 is adjusted to a desired angle, the connector can be inserted through the first connecting hole 611 and the second connecting hole 621 and locked, so as to fix the relative position of the adaptor plate 62 and the chassis 61, and the adaptor plate 62 is in a fixed and non-rotatable state, so that the tool is ensured not to shift during cutting.

Example 2

The power tool bit mechanism 6 further comprises a corner adjusting motor and a second transmission component, the corner adjusting motor is linked with the adapter plate 62 through the second transmission component and used for driving the adapter plate 62 to rotate, the corner adjusting motor is a motor with a self-locking function, the motor is linked with the adapter plate 62 through a reduction gear set, the corner adjusting motor drives the adapter plate 62 to rotate, the rotating angle of the adapter plate 62 is adjusted, and automatic adjustment of the angle of the adapter plate 62 can be achieved.

The above two different embodiments related to the connection structure between the chassis 61 and the adapter plate 62 can realize the rotation position adjustment and fixation of the adapter plate 62, and the embodiment 1 adopts a manual adjustment mode, which has the advantages of simple structure and low cost, and the embodiment 2 can realize motor driving adjustment, has the advantages of convenient operation and convenient adjustment, and can be selectively set according to practical situations.

Further, in the present embodiment, the outer peripheral surface of the chassis 61 is provided with angle graduation marks, the outer peripheral surface of the adapter plate 62 is provided with indication lines, the indication lines extend along the axial direction of the adapter plate 62, the indication lines and the angle graduation marks are matched to indicate the relative angle between the adapter plate 62 and the chassis 61, and the angle of the adapter plate 62 can be adjusted with reference to the assistance.

Further, in this embodiment, the number of the output shafts 65 is two, the step surface 631 has two steps, the two output shafts 65 are respectively arranged in one-to-one correspondence with the two steps, the steps have through holes at positions corresponding to the output shafts 65, the hole diameters of the through holes are slightly larger than the shaft diameters of the output shafts 65, the tail ends of the output shafts 65 are penetrated from the through holes to be exposed out of the steps, in general, the tail ends of the output shafts 65 are concavely formed with mounting holes facing inwards, and the inner side walls of the mounting holes are tapped with internal threads so as to be connected with a cutter.

Further, in this embodiment, the power tool bit mechanism 6 further includes two positioning seats 66, the two positioning seats 66 are respectively disposed on the two steps, the positioning seats 66 are square seats, through holes with equal apertures are formed at positions corresponding to the through holes of the positioning seats 66, and an annular positioning table is formed by protruding one surface of the positioning seat 66 away from the steps in a direction away from the steps from the periphery of the through holes. The positioning seat 66 can encircle the root position of the exposed part of the output shaft 65, plays roles of positioning and circumferential limiting, ensures that the exposed position of the output shaft 65 has stable structure, and avoids unstable structure caused by overlong axial suspension length.

Further, in this embodiment, the positioning seat 66 is detachably connected with the step through the bolt, and the positioning seat 66 has multiple specifications with different thicknesses, because the length dimensions of the case 63 are fixed, the exposed lengths of the output shafts 65 are different when the output shafts 65 with different lengths are installed, when the lengths of the output shafts 65 are longer, the exposed lengths of the output shafts 65 may be longer, which may result in unstable structure of the output shafts 65, and at this time, the positioning seat 66 with a larger thickness is needed to surround and position the output shafts 65, so as to ensure stable position structure of the output shafts 65.

Further, in this embodiment, the spindle mechanism 2 further includes:

the synchronous belt 24 and the synchronous wheel 25, one end of the mechanical main shaft 22 far away from the main shaft chuck 23 is connected with the synchronous wheel 25, the output shaft 65 of the main shaft motor 21 is connected with the other belt wheel, synchronous rotation is realized between the belt wheel and the synchronous wheel 25 through the synchronous belt 24, and the synchronous belt 24 has the advantages of high transmission efficiency and stable structure;

a brake assembly 26 is arranged beside the synchronizing wheel 25 for braking the synchronizing wheel 25 and thus the rotation of the machine spindle 22, the brake assembly 26 optionally being a service brake plate.

Further, in the present embodiment, as shown in detail in fig. 4, a saddle rail 11 extending in the axial direction of the spindle unit 2 is provided on the base 1, and the saddle unit 3 is slidably provided on the saddle rail 11 to achieve a sliding fit between the base 1 and the saddle unit 3.

The saddle driving mechanism 4 specifically includes a saddle driving motor 41 and a ball screw 42, and the saddle driving motor 41 is linked with the saddle mechanism 3 through the ball screw 42 to drive the saddle mechanism 3 to slide smoothly along the saddle slide rail 11.

Further, in this embodiment, the number of the tool holders 52 is three, i-shaped tool holders 52, shaft radial dual-purpose tool holders 52 and circular hole tool holders 52, so that the tool rest plate mechanism 5 can be installed and fixed with a plurality of different types of turning tools.

Further, in this embodiment, the base 11 is provided with an inclined mounting table 12, the table top of the mounting table 12 is inclined to form an inclination angle of 30 ° to 45 ° with respect to the horizontal plane, the saddle mechanism 3 is disposed on the table top of the mounting table 12, and the structure of the inclined mounting table 12 can enable the turning tool to slide in the horizontal plane direction when the tool rest plate mechanism 5 slides along the length direction of the saddle body 31, so that the height of the turning tool can be adjusted, and the machine tool can meet more diversified machining requirements.

The working process of the single-spindle type two-position rotary power tool bit cutter-row machine tool according to the embodiment will be fully described in the following in combination with the above description:

before machining, proper cutters are selected and respectively arranged at the end positions of the cutter holder 52 and the output shaft 65 of the power cutter head mechanism 6 according to the shape, the size and the machining requirement of a machined workpiece, the connecting piece is detached according to the machining requirement, the adapter plate 62 is in a rotatable state, the adapter plate 62 is rotated to adjust the angle of the cutter at the end of the output shaft 65 to a required machining angle, and the adapter plate 62 is connected and fixed with the chassis 61 through the connecting piece.

The workpiece to be machined is clamped and fixed through the spindle chuck 23, then the spindle motor 21 is started, the spindle motor 21 drives the workpiece to rotate, then the saddle mechanism 3 is driven to slide towards the direction close to the spindle mechanism 2 through the saddle driving mechanism 4, the tool is close to the workpiece to be machined, according to the machining steps, the linear driving assembly 33 is controlled to drive the sliding plate 32 to slide along the saddle body 31, the corresponding tool is contacted with the workpiece to carry out running/milling/cutting machining, the relative positions of the tool and the workpiece can be adjusted through the saddle driving mechanism 4 and the linear driving assembly 33, and machining of different procedures is carried out until the machining of the workpiece is completed.

According to the utility model, the box body 63 with the step surface 631 is arranged, the step surface 631 is provided with a plurality of steps, the output shafts 65 are arranged in one-to-one correspondence with the steps, so that the end faces of the tail ends of different output shafts 65 are positioned on different planes, the mounting faces of different cutters are staggered, the problem of mutual interference during the disassembly and assembly of the cutters is avoided, the disassembly and assembly of the cutters are facilitated, and the disassembly and assembly efficiency of the cutters is improved;

this disclosure is through setting up the switching dish 62 of rotating with chassis 61 and being connected, makes output shaft 65 be rotatable structure through switching dish 62, can rotate switching dish 62 according to the processing demand of different work pieces, different machined surfaces, and then adjusts the orientation angle of output shaft 65, but from this the installation angle of adjusting the cutter, but the cutting angle of adjusting the cutter, can satisfy the processing demand of different work pieces, different machined surfaces, the suitability is better.

In the description of the present disclosure, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present disclosure and simplify the description, and without being otherwise described, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be configured and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present disclosure.

It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the claims.

Claims

1. A single spindle two-position rotary power tool bit gang tool machine, comprising:

a base;

2. The single spindle two position rotary power bit gang tool of claim 1, wherein the power bit mechanism further comprises a connector;

3. The single-spindle two-position rotary power tool bit cutter-row machine tool according to claim 1, wherein the power tool bit mechanism further comprises a rotation angle adjusting motor and a second transmission assembly, and the rotation angle adjusting motor is linked with the switching disc through the second transmission assembly and is used for driving the switching disc to rotate.

4. A single-spindle two-position rotary power tool bit cutter-row machine tool according to claim 2 or 3, wherein the outer peripheral surface of the chassis is provided with angle scale marks, and the outer peripheral surface of the adapter plate is provided with indication marks.

5. The single-spindle two-position rotary power tool bit row cutter machine tool according to claim 1, wherein the number of the output shafts is two, two steps are arranged on the step surface, the two output shafts are respectively in one-to-one correspondence with the two steps, the steps are provided with penetrating holes at positions corresponding to the output shafts, and the tail ends of the output shafts penetrate out of the penetrating holes to be exposed out of the steps.

6. The single spindle type two-position rotary power tool bit cutter-row machine tool according to claim 5, wherein the power tool bit mechanism further comprises two positioning seats, the two positioning seats are respectively arranged on the two steps, the positions of the positioning seats corresponding to the penetrating holes are provided with matched through holes, and one surface of the positioning seat away from the steps protrudes from the periphery of the through holes to a direction away from the steps to form an annular positioning table.

7. The single spindle two position rotary power tool bit gang tool of claim 6, wherein the positioning seat is detachably connected to the step, the positioning seat having a plurality of specifications with different thicknesses.

8. The single spindle two position rotary power bit gang tool machine of claim 1, wherein the spindle mechanism further comprises:

9. The single spindle two-position rotary power tool bit gang tool machine of claim 1, wherein the base is provided with a saddle rail extending along the axial direction of the spindle mechanism, and the saddle mechanism is arranged on the saddle rail in a sliding manner;

10. The single spindle two-position rotary power tool bit gang tool machine of claim 1, wherein the base is provided with a mounting table, the table top of the mounting table is inclined to the horizontal plane to form an inclination angle of 30-45 degrees, and the saddle mechanism is arranged on the table top of the mounting table.