CN116237802A - Auxiliary shaft feeding and positioning machining mechanism of shaft machining machine tool - Google Patents

Abstract

The invention discloses an auxiliary shaft feeding and positioning machining mechanism of a shaft machining machine tool, which comprises a machine body, wherein a mounting groove is formed in the top of the machine body, a strut is connected in the mounting groove through a bolt, a first screw rod is connected between the strut and one side inner wall of the mounting groove through a bearing, a first sliding block is connected in the mounting groove in a sliding manner, the first sliding block is connected with the first screw rod through a thread, one side outer wall of the machine body is connected with a first motor through a bolt, one end of an output shaft of the first motor is connected with the first screw rod through a key, and the outer wall of the top of the first sliding block is connected with a first moving column through a bolt.

Description

Auxiliary shaft feeding and positioning machining mechanism of shaft machining machine tool

Technical Field

The invention relates to the technical field of machining, in particular to an auxiliary shaft feeding and positioning machining mechanism of a shaft machining machine tool.

Background

The shaft workpiece is a blank workpiece which is common in life, the shaft workpiece is in a bar-shaped revolving body structure, the length of the shaft workpiece is generally longer, and when the shaft workpiece is processed, the length of the shaft workpiece is generally required to be cut to be consistent with a product to be processed, and then the shaft workpiece is processed.

Chinese patent No. 201910785830.2 discloses a machining center for processing long axis relates to the lathe technical field, including two machine tools, supporting mechanism, elevating system, fixture and stabilizing mean, two machine tools symmetry sets up in the supporting mechanism both ends, and supporting mechanism fixes on the machine tool, and elevating system sets up in the middle part of the supporting mechanism, elevating system and supporting mechanism fixed connection, and the fixture setting is in on the elevating system, the fixture with elevating system up-and-down direction sliding connection, the stabilizing mean sets up the fixture both sides, stabilizing mean and fixture bottom fixed connection.

When processing shaft class work piece, processing into a product at every turn needs material loading clamping once, leads to the material loading clamping of work piece comparatively loaded down with trivial details. Therefore, there is a need to design an auxiliary shaft feeding and positioning mechanism for a shaft processing machine tool to solve the above problems.

Disclosure of Invention

The invention aims to provide an auxiliary shaft feeding and positioning processing mechanism of a shaft processing machine tool, which aims to solve the defects in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides an auxiliary shaft feed mechanism of axle processing lathe, includes the fuselage, the top of fuselage is provided with the mounting groove, there is the pillar inside through bolted connection of mounting groove, there is screw rod one through bearing connection between the one side inner wall of pillar and mounting groove, the inside sliding connection of mounting groove has slider one, slider one passes through threaded connection with screw rod one, one side outer wall of fuselage has motor one through bolted connection, output shaft one end and screw rod one of motor one pass through key connection, the top outer wall of slider one has the motion post one through bolted connection, the inside of motion post one has the rotary drum through bearing connection, the outside welding of rotary drum has worm wheel one, the inside of motion post one has worm one through bearing connection, worm one meshes with worm wheel one, the top outer wall of motion post one has motor three through bolted connection, the output shaft one end and worm one pass through key connection of motor three, the inside of rotary drum is provided with the work piece body, the one end of rotary drum extends to the outside integrated into one of motion post has a positioning cylinder, the outer wall of positioning cylinder has the rotary drum through the connection, the support is provided with one side of bolt and locking mechanism.

Further, the outer wall of one side of the support column is connected with a fixing body through a bolt, the workpiece body penetrates through the fixing body, and a notch is formed in the outer wall of the bottom of the fixing body.

Further, the cutting mechanism comprises a motor five, one end of an output shaft of the motor five is connected with a cutting piece through a flange, the motor five is in sliding connection with the support column, and the cutting piece is located in the opening.

Further, a servo electric cylinder is connected to the outer wall of one side of the support column through a bolt, and one end of an output shaft of the servo electric cylinder is connected with a motor V through a bolt.

Further, the outer wall of one side of the machine body is connected with a control host through a bolt, and the first motor and the third motor are respectively and electrically connected with the control host through wires.

Further, a ranging sensor is connected to the outer wall of one side of the support column through a bolt, a reflecting plate is arranged on the outer wall of one side of the first motion column, and the first ranging sensor is electrically connected with the control host through a wire.

Further, the bottom outer wall of base is connected with the base through the bolt, the bottom outer wall of base is provided with the fixed orifices.

The utility model provides a shaft processing lathe location processing agency, the top outer wall of fuselage has the installation shell through bolted connection, be connected with the worm two through the bearing between the both sides inner wall of installation shell, the top outer wall of installation shell has the column spinner through bearing connection, the internal welding that connecting axle one end of column spinner extends to the installation shell has the worm wheel two, worm two meshes with the worm wheel two, one side outer wall of column spinner is fixed with the drill bit, the opposite side outer wall of column spinner is connected with the jack-up post through the bearing.

Further, the outer wall of one side of the installation shell is connected with a motor IV through a bolt, and one end of an output shaft of the motor IV is connected with a worm II through a key.

Further, there is the screw rod II through bearing connection between the one side inner wall of pillar and mounting groove, the inside sliding connection of mounting groove has the slider II, the slider II passes through threaded connection with the screw rod II, one side outer wall of fuselage has the motor II through bolted connection, the output shaft one end of motor II passes through key connection with the screw rod II, the top outer wall of slider II has the motion post II through bolted connection, the inside of motion post II has the screw rod III through bearing connection, the inside sliding connection of motion post II has the knife rest, screw rod III passes through threaded connection with the knife rest, the top outer wall of motion post II has the motor six through bolted connection, the output shaft one end of motor six passes through key connection with the screw rod III, one side outer wall of knife rest has the lathe tool through bolted connection.

In the technical scheme, the auxiliary shaft feeding and positioning processing mechanism for the shaft processing machine tool provided by the invention has the beneficial effects that:

(1) According to the invention, the workpiece body is rotated through the rotation of the motor III, and the workpiece body can be automatically fed through the rotation of the motor I, so that the shaft workpiece is not required to be clamped for a plurality of times after being cut during processing, the processing of a plurality of workpieces can be completed only by clamping once, and the workpiece body is more convenient to clamp and feed.

(2) According to the invention, the positioning hole can be drilled on the workpiece body through the drill bit, and the workpiece is positioned through the jack post when rotating, so that radial runout of the workpiece during processing is reduced, and the precision of the workpiece body during processing is improved.

(3) According to the invention, the motor IV drives the worm II to rotate, so that the jack-post and the drill bit can be conveniently switched, and the workpiece body is more convenient to process.

(4) According to the invention, the motor five is driven to move up and down through the servo electric cylinder, so that the motor five can drive the cutting piece to cut the workpiece body, and further the cutting of the workpiece body is more convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic diagram of a front view structure provided by an embodiment of an auxiliary shaft feeding and positioning mechanism of a shaft processing machine tool.

Fig. 2 is a schematic diagram of a machine body structure provided by an embodiment of an auxiliary shaft feeding and positioning processing mechanism of a shaft processing machine tool.

Fig. 3 is a schematic diagram of a motion column provided by an embodiment of an auxiliary shaft feeding and positioning mechanism of a shaft processing machine.

Fig. 4 is a schematic diagram of an internal structure of a mounting shell provided by an embodiment of an auxiliary shaft feeding and positioning mechanism of a shaft processing machine tool.

Fig. 5 is a schematic diagram of two moving columns provided by an embodiment of an auxiliary shaft feeding and positioning mechanism of a shaft processing machine tool.

Fig. 6 is an enlarged schematic diagram of a position a provided by an embodiment of an auxiliary shaft feeding and positioning mechanism of a shaft processing machine tool according to the present invention.

Reference numerals illustrate:

1 fuselage, 2 base, 3 pillar, 4 motion post, 5 work piece body, 6 screw rod one, 7 slider one, 8 motor one, 9 screw rod two, 10 slider two, 11 motor two, 12 rotary drum, 13 worm wheel one, 14 worm one, 15 motor three, 16 positioning cylinder, 17 locking bolt, 18 installing shell, 19 rotation post, 20 worm wheel two, 21 worm two, 22 motor four, 23 jack post, 24 drill bit, 25 control host, 26 ranging sensor, 27 reflector plate, 28 mounting groove, 29 fixed body, 30 opening, 31 motion post two, 32 motor five, 33 cutting blade, 34 servo cylinder, 35 screw rod three, 36 knife rest, 37 lathe tool, 38 motor six.

Detailed Description

In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-6, the auxiliary shaft feeding mechanism of the shaft processing machine tool provided by the embodiment of the invention comprises a machine body 1, wherein a mounting groove 28 is formed in the top of the machine body 1, a strut 3 is connected in the mounting groove 28 through a bolt, a screw rod 6 is connected between the strut 3 and one side inner wall of the mounting groove 28 through a bearing, a slide block 7 is connected in the mounting groove 28 in a sliding manner, the slide block 7 is connected with the screw rod 6 through threads, one side outer wall of the machine body 1 is connected with a motor 8 through a bolt, one end of an output shaft of the motor 8 is connected with the screw rod 6 through a key, the top outer wall of the slide block 7 is connected with a moving column 4 through a bolt, a rotary drum 12 is connected in the moving column 4 through a bearing, a worm 13 is welded outside the rotary drum 12, a worm wheel 14 is connected in the moving column 4 through a bearing, the worm 14 is meshed with the worm 13, a motor three 15 is connected in the top outer wall of the moving column 4 through a bolt, one end of the output shaft of the motor three 15 is connected with the worm 14 through a key, a workpiece body 5 is arranged in the rotary drum 12, one end of the rotary drum 12 extends to the outer wall of the moving column 4 through a bolt 16, a positioning drum 16 is integrally connected with one end of the positioning drum 16 through a bolt 17, and one end of the workpiece body is tightly locked by the positioning drum 17 is connected with one end of the screw body 17 through a bolt 17, and one end is tightly locked by the positioning drum 17.

Specifically, in this embodiment, a mounting groove 28 is provided at the top of the machine body 1, a strut 3 is connected to the inside of the mounting groove 28 through a bolt, a screw rod 16 is connected between the strut 3 and one side inner wall of the mounting groove 28 through a bearing, a slide block 7 is slidingly connected to the inside of the mounting groove 28, the slide block 7 is in threaded connection with the screw rod 16, when the screw rod 6 rotates, the slide block 7 moves in the inside of the mounting groove 28, one side outer wall of the machine body 1 is connected with a motor 8 through a bolt, one end of an output shaft of the motor 8 is connected with the screw rod 6 through a key, the screw rod 6 is driven to rotate by the motor 8, the top outer wall of the slide block 7 is connected with a moving column 4 through a bolt, the inside of the moving column 4 is connected with a rotary drum 12 through a bearing, the inside of the rotary drum 12 is hollow, a worm wheel 13 is welded to the outside of the rotary drum 12, the inside of the moving column I4 is connected with a worm I14 through a bearing, the worm I14 is meshed with a worm wheel I13, the worm I14 drives the worm wheel I13 and the rotary drum 12 to rotate when rotating, the outer wall of the top of the moving column I4 is connected with a motor III 15 through a bolt, one end of an output shaft of the motor III 15 is connected with the worm I14 through a key, the motor III 15 is utilized to drive the worm I14 to rotate, a workpiece body 5 is arranged in the rotary drum 12, the workpiece body 5 is a workpiece to be processed, one end of the rotary drum 12 extends to the outside of the moving column I4, a positioning cylinder 16 is integrally formed, the outer wall of the positioning cylinder 16 is connected with a locking bolt 17 through a bolt, one end of the locking bolt 17 is abutted against the workpiece body 5, the locking bolt 17 is used for fixing the workpiece body 5, the workpiece body 5 is further rotated, one side of the support 3 is provided with a cutting mechanism, the cutting mechanism cuts off the workpiece body 5.

According to the auxiliary shaft feeding and positioning processing mechanism of the shaft processing machine tool, the workpiece body 5 is rotated through the rotation of the motor III 15, the workpiece body 5 can be automatically fed through the rotation of the motor I8, so that the shaft workpieces are not required to be clamped for a plurality of times after being cut during processing, the workpieces can be processed only once after being clamped, and the workpiece body 5 is more convenient to clamp and feed.

In one embodiment provided by the invention, a fixing body 29 is connected to one side outer wall of a strut 3 through a bolt, a workpiece body 5 penetrates through the fixing body 29, the workpiece body 5 can rotate in the fixing body 29, a notch 30 is formed in the bottom outer wall of the fixing body 29, a cutting mechanism comprises a motor five 32, one end of an output shaft of the motor five 32 is connected with a cutting piece 33 through a flange, the motor five 32 is utilized to drive the cutting piece 33 to rotate, the motor five 32 is in sliding connection with the strut 3, the cutting piece 33 is positioned in the notch 30, the cutting piece 33 can cut off the workpiece body 5 at the notch 30, one side outer wall of the strut 3 is connected with a servo electric cylinder 34 through a bolt, one end of an output shaft of the servo electric cylinder 34 is connected with the motor five 32 through a bolt, the servo electric cylinder 34 drives the motor five 32 to rotate, and the servo electric cylinder 34 drives the motor five 32 to move up and down, so that the motor five 32 can drive the cutting piece 33 to cut off the workpiece body 5, and further cutting of the workpiece body 5 is more convenient.

In still another embodiment provided by the invention, a control host 25 is connected to one side outer wall of the machine body 1 through a bolt, the first motor 8 and the third motor 15 are respectively and electrically connected with the control host 25 through wires, the control host 25 controls the first motor 8 and the third motor 15 to work, a ranging sensor 26 is connected to one side outer wall of the support column 3 through a bolt, the ranging sensor 26 is a laser ranging module, a reflector 27 is arranged on one side outer wall of the moving column 4, the first ranging sensor 26 is electrically connected with the control host 25 through wires, the ranging sensor 26 can measure the distance between the first ranging sensor 26 and the reflector 27, the distance between the support column 3 and the first moving column 4 can be determined, the bottom outer wall of the base 2 is connected with the base 2 through a bolt, and a fixing hole is formed in the bottom outer wall of the base 2.

The utility model provides a shaft processing lathe location processing agency, the top outer wall of fuselage 1 has installation shell 18 through bolted connection, be connected with worm two 21 through the bearing between the both sides inner wall of installation shell 18, the top outer wall of installation shell 18 has column of revolution 19 through bearing connection, column of revolution 19 can rotate at the top of installation shell 18, the internally welded of column of revolution 19 one end to installation shell 18 has worm wheel two 20, worm two 21 and worm wheel two 20 meshing, make worm two 21 drive worm wheel two 20 and rotate, one side outer wall of column of revolution 19 is fixed with drill bit 24, when workpiece body 5 rotates and when being close to drill bit 24, drill bit 24 can be to the one end locating hole of workpiece body 5 through bearing connection, utilize column of revolution 23's pointed end and locating hole to cooperate, pass through drill bit 24 can to workpiece body 5, and fix a position the work piece when rotatory through column of revolution, the radial runout that makes the work piece appear reduces, the amount of money makes workpiece body 5 obtain improving at the precision of processing, one side outer wall of installation shell 18 drives worm two 20 through motor four, four motor connection, four times drive two and make the end of revolution of workpiece body 5 through four, make the motor drive two and four times and two more convenient to drive the end of revolution of workpiece body 5 through the motor 22, and four drive two when driving the motor 22, and four drive two end of revolution of the motor body 5, and four drive end of the workpiece body 5 through the motor 22, and the end is convenient and can make the work.

Further, there is a second screw 9 through bearing connection between the pillar 3 and the inner wall of one side of mounting groove 28, there is a second slider 10 in inside sliding connection of mounting groove 28, slider two 10 passes through threaded connection with second screw 9, can drive second slider 10 and move when second screw 9 rotates, one side outer wall of fuselage 1 has a second motor 11 through bolted connection, the output shaft one end of second motor 11 passes through keyed connection with second screw 9, utilize second motor 11 to drive second screw 9 and rotate, the top outer wall of second slider 10 has a second moving column 31 through bolted connection, it moves to drive second moving column 31 when second slider 10 moves, the inside of second moving column 31 has a third screw 35 through bearing connection, the inside sliding connection of second moving column 31 has knife rest 36, third screw 35 passes through threaded connection with knife rest 36, it moves up-and-down to drive knife rest 36 when third screw 35 rotates, the top outer wall of second moving column 31 passes through bolted connection with sixth motor 38, output shaft one end and third screw 35 pass through keyed connection, utilize sixth motor 38 to drive third screw 35 to rotate, one side outer wall of knife rest 36 passes through bolted connection with second motor 37 and drives second motor 11 and makes second screw 35 rotate, it makes second screw 35 and then makes second screw 35 rotate, it moves second and then second screw 35 and makes second screw 35 rotate, it moves axially, and then second screw 35 and makes second workpiece 35 move, and further second workpiece 35, and so that second workpiece 35 moves, and third workpiece 35, and so that second workpiece is driven and third, and so is driven to move, and so that second 9, and can realize second tool 35, and can move, and further, and can move.

Working principle: when the workpiece body 5 is required to be processed, firstly, the workpiece body 5 is inserted into the positioning cylinder 16 and the fixing block, so that the exposed length of one end of the workpiece body 5 meets the required processing length, then the locking bolt 17 is rotated, the locking bolt 17 extrudes and fixes the workpiece body 5, then the motor IV 22 drives the worm II 21 to rotate, the worm II 21 drives the worm wheel II 20 to rotate, the rotation of the worm wheel II 20 drives the rotating column 19 to rotate, the drill bit 24 on the rotating column 19 is close to one end of the workpiece body 5, the drill bit 24 is parallel to the central axis of the workpiece body 5, the motor III 15 drives the worm I14 to rotate, the worm I14 drives the worm wheel 13, the rotary drum 12 and the workpiece body 5 to rotate, the motor IV 8 drives the screw I6 to rotate, the first screw rod 6 drives the first slide block 7 to move, the first slide block 7 drives the first moving column 4 to move towards the support column 3, one end of the rotating workpiece body 5 is contacted with the drill bit 24, the drill bit 24 drills a locating hole on one end of the workpiece body 5, then the first motor 8 is reversed, one end of the workpiece body 5 is far away from the drill bit 24, then the rotating column 19 is rotated, the top column 23 is close to the workpiece body 5, then the workpiece body 5 is close to the top column 23, the tip of the top column 23 is matched with the locating hole on one end of the workpiece body 5, the workpiece body 5 is kept to rotate at the moment, the second motor 11 drives the second screw rod 9 to rotate, the second screw rod 9 drives the second slide block 10 and the second moving column 31 to move, axial turning of the workpiece is realized, the turning tool 37 drives the third screw rod 35 to rotate through the sixth motor 38, the screw rod III 35 drives the tool rest 36 to move up and down, so that the turning tool 37 can radially turn the workpiece body 5, when the workpiece body 5 needs to be cut, the servo electric cylinder 34 drives the motor V32 to move upwards, the motor V32 drives the cutting piece 33 to rotate to cut off the workpiece body 5, when the workpiece stops rotating, the machined workpiece is taken out of the workpiece fixing body 29, when the workpiece body 5 needs to be machined again, the workpiece body 5 does not need to be clamped secondarily, only the first moving column 4 is close to the support column 3, the workpiece body 5 is spliced in the fixing body 29, the distance between the support column 3 and the first moving column 4 can be measured through the distance measuring sensor 26, the feeding length of the first moving column 4 can be accurately controlled through the control host 25 each time, and then the workpiece body 5 of a shaft is clamped once when the workpiece is fed, and the workpiece body 5 does not need to be clamped repeatedly.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.

Claims (10)

1. The utility model provides an auxiliary shaft feed mechanism of axle machine tool, includes fuselage (1), its characterized in that, the top of fuselage (1) is provided with mounting groove (28), there is pillar (3) inside through bolted connection in mounting groove (28), there is screw rod one (6) through the bearing between the inside wall of one side of pillar (3) and mounting groove (28), the inside sliding connection in mounting groove (28) has slider one (7), slider one (7) and screw rod one (6) pass through threaded connection, one side outer wall of fuselage (1) has motor one (8) through bolted connection, the output shaft one end and screw rod one (6) of motor one (8) pass through key connection, the top outer wall of slider one (7) passes through bolted connection and has moving column one (4), the inside of moving column one (4) is connected with rotary drum one (12) through the bearing, the outside welding of rotary drum (12) has one (13), the inside of moving column one (4) has worm one (14) through the bearing connection, worm one (14) and worm wheel one (13) and worm wheel one (6) pass through threaded connection, worm wheel one motor (15) and one end of worm (15) are connected with one end of screw rod one through key one (15), the inside of rotary drum (12) is provided with work piece body (5), the outside integrated into one piece of one end extension of rotary drum (12) to motion post (4) has positioning cylinder (16), the outer wall of positioning cylinder (16) has locking bolt (17) through bolted connection, the one end of locking bolt (17) is contradicted with work piece body (5), one side of pillar (3) is provided with cutting mechanism.

2. The auxiliary shaft feeding mechanism of a shaft processing machine tool according to claim 1, wherein a fixing body (29) is connected to one side outer wall of the supporting column (3) through bolts, the workpiece body (5) penetrates through the fixing body (29), and a notch (30) is formed in the bottom outer wall of the fixing body (29).

3. The auxiliary shaft feeding mechanism of the shaft processing machine tool according to claim 2, wherein the cutting mechanism comprises a motor five (32), one end of an output shaft of the motor five (32) is connected with a cutting piece (33) through a flange, the motor five (32) is slidably connected with the support column (3), and the cutting piece (33) is located in the opening (30).

4. A feeding mechanism for an auxiliary shaft of a shaft processing machine tool according to claim 3, wherein a servo electric cylinder (34) is connected to the outer wall of one side of the supporting column (3) through a bolt, and one end of an output shaft of the servo electric cylinder (34) is connected with a fifth motor (32) through a bolt.

5. The auxiliary shaft feeding mechanism of a shaft processing machine tool according to claim 1, wherein a control host (25) is connected to the outer wall of one side of the machine body (1) through bolts, and the first motor (8) and the third motor (15) are respectively electrically connected with the control host (25) through wires.

6. The auxiliary shaft feeding mechanism of a shaft processing machine tool according to claim 5, wherein a ranging sensor (26) is connected to one side outer wall of the support column (3) through a bolt, a reflecting plate (27) is arranged on one side outer wall of the first moving column (4), and the first ranging sensor (26) is electrically connected with a control host (25) through a wire.

7. The auxiliary shaft feeding mechanism of a shaft processing machine tool according to claim 1, wherein the bottom outer wall of the base (2) is connected with the base (2) through bolts, and the bottom outer wall of the base (2) is provided with fixing holes.

8. The utility model provides a shaft processing lathe location processing agency, includes an axle processing lathe auxiliary shaft feed mechanism of any one of claims 1-7, its characterized in that, the top outer wall of fuselage (1) is connected with installation shell (18) through the bolt, be connected with worm two (21) through the bearing between the both sides inner wall of installation shell (18), the top outer wall of installation shell (18) is connected with column (19) through the bearing, the inside welding that connecting axle one end of column (19) extends to installation shell (18) has worm wheel two (20), worm two (21) and worm wheel two (20) meshing, one side outer wall of column (19) is fixed with drill bit (24), the opposite side outer wall of column (19) is connected with jack-up post (23) through the bearing.

9. The positioning and processing mechanism of a shaft processing machine tool according to claim 8, wherein a motor four (22) is connected to an outer wall of one side of the mounting shell (18) through a bolt, and one end of an output shaft of the motor four (22) is connected with a worm two (21) through a key.

10. The positioning and processing mechanism of a shaft processing machine tool according to claim 8, wherein a second screw rod (9) is connected between the support column (3) and one side inner wall of the mounting groove (28) through a bearing, a second slider (10) is connected with the inner sliding of the mounting groove (28), the second slider (10) is connected with the second screw rod (9) through threads, one side outer wall of the machine body (1) is connected with a second motor (11) through a bolt, one end of an output shaft of the second motor (11) is connected with the second screw rod (9) through a key, the top outer wall of the second slider (10) is connected with a second moving column (31) through a bolt, a third screw rod (35) is connected with the inner sliding of the second moving column (31) through a bearing, the third screw rod (35) is connected with a tool rest (36) through threads, the top outer wall of the second moving column (31) is connected with a sixth motor (38) through a bolt, one end of the output shaft of the sixth motor (38) is connected with the third screw rod (35) through a key, and one side outer wall of the tool (36) is connected with the tool rest (37) through a bolt.

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