TWM612932U - Loading and unloading mechanism and machine tool having the same - Google Patents

Abstract

The invention provides a loading and unloading mechanism, comprising a feeding module and a moving module. The loading and unloading mechanism further comprises a fixing module. The feeding module is used for providing a workpiece. The moving module moves the workpiece from the feeding module to the fixing module. The fixing module includes a fixing seat, a fixing block, and a steering driving component. The fixing block is disposed on the fixing seat using for fixing the workpiece. The steering driving member drives the fixed seat to rotate to change the angle of the workpiece. The invention also provides a machine tool having the loading and unloading mechanism.

Description

Loading and unloading mechanism and machine tool with the loading and unloading mechanism

The model relates to the processing field, in particular to a loading and unloading mechanism and a machine tool with the loading and unloading mechanism.

When machining a workpiece, an existing machine tool usually needs to manually load the workpiece into a fixing device in the machine tool. When parts of the workpiece need to be processed at different angles, the workpiece needs to be manually taken out again and then loaded into the machine tool at a different angle. This method requires a lot of manpower, and the consistency of manual operations is poor, which is prone to errors.

In view of this, it is necessary to provide an automatically operated loading and unloading mechanism and a machine tool with the loading and unloading mechanism to solve the above-mentioned problems.

A loading and unloading mechanism includes a feeding module and a moving module. The feeding module also includes a fixed module. The feeding module is used to provide a workpiece. The moving module includes a bracket. Above the feeding module and the fixed module, the moving module is used to move the workpiece from the feeding module to the fixed module, and the fixed module includes a fixed seat, a fixed block, and Turn to A driving member, the fixed block is arranged on the fixed seat for fixing the workpiece, and the steering drive member is used for driving the fixed seat to rotate to adjust the angle of the workpiece.

Further, the fixed module further includes a moving plate and a bottom plate, the moving plate is movably arranged on the bottom plate, the steering drive member is connected to the moving plate to drive it to slide on the bottom plate, the The moving plate includes a mounting part and two turning parts. The two turning parts are arranged on a side of the mounting part away from the bottom plate. Each of the turning parts includes a resisting surface in a direction away from the bottom plate. Approaching the direction of the other turning part, the abutting surface gradually approaches the mounting part, the fixing seat is rotatably arranged on the bottom plate, and the fixing seat includes two arc-shaped parts, and the two arc-shaped parts The parts are located on the side facing the moving plate and respectively correspond to a turning part. After the moving plate is moved, the turning part resists the arc-shaped part to rotate the fixing seat.

Further, the fixing module further includes a resisting driving member and at least one resisting member, and the resisting driving member drives the at least one driving member to move to the fixed block to resist and fix the workpiece.

Further, the fixing seat is provided with a first sliding groove and at least one second sliding groove, and the fixing module further includes an inclined block, the inclined block is slidably arranged in the first sliding groove, each The resisting members are respectively slidably arranged in one of the second sliding grooves, the inclined block includes a first inclined surface, the resisting member includes a second inclined surface, and the resisting driving member is connected to the inclined block To drive the inclined block to move, after the inclined block moves, the first inclined surface abuts against the second inclined surface, so that the abutting member faces the fixed block to clamp the workpiece.

Further, the feeding module includes a vibrating disk and a positioning member, the vibrating disk is used to provide a workpiece, the vibrating disk includes a body and a channel, and the positioning member is provided at the opening of the channel for positioning Outflow of artifacts.

Further, the positioning member includes a mounting seat, a positioning block, and a positioning block driving member. The positioning block is slidably arranged on the mounting seat, and the positioning block is provided with a positioning block on the side facing the channel. The positioning groove is used to position the workpiece, and the positioning block driving member is connected to the positioning block to drive movement. When the positioning block moves so that the positioning groove is aligned with the passage, the workpiece enters the positioning groove through the passage When the positioning block moves to make the positioning slot stagger the channel, the side wall of the positioning block closes the channel, and the moving module takes out the workpiece from the positioning slot.

Further, the mounting seat includes a side wall, the side wall is located on a side close to the channel, and the side wall is provided with an escape hole aligned with the channel to allow the workpiece to pass through. When the positioning groove is staggered from the channel At this time, the side wall abuts the workpiece to fix it in the positioning groove.

Further, the mobile module includes a bracket, a first driving member, a second driving member, and a suction member, the bracket is erected above the feeding module and the fixed module, and the first driving member is arranged on the On the bracket, the second drive member is provided on the first drive member, the suction member is provided on the second drive member, and the first drive member drives the second drive member on the Move between the feeding module and the fixed module, the second driving member drives the suction member to rise and fall, and the suction member is used for suction or release of the workpiece.

Further, the workpiece includes a body and a first extension portion and a second extension portion respectively provided on opposite sides of the body, the first extension portion is parallel to the body, and the second extension portion includes a vertical The first section and the second section of the first section, one end of the first section is connected to the body and extends in a direction perpendicular to the body, and the second section is connected to the end of the first section and is parallel to the body Extending in a direction, the fixed block includes a support portion, a stop portion, a first protruding portion and a second protruding portion, the support portion is used to support the body, the first protruding portion and the second protruding portion Portions are respectively provided on both sides of the support portion, the first protruding portion is used to press against the second section, the second protruding portion is used to press against the second extension, the first A protruding portion, a second protruding portion and the supporting portion clamp opposite sides of the workpiece to position the workpiece in a first direction, and the first protruding portion also clamps the first section with the supporting portion The opposite sides of the workpiece are positioned in the second direction, and the stopper is perpendicular to the support The support portion is on and against the side wall of the workpiece to position the workpiece in a third direction, and the first direction, the second direction and the third direction are perpendicular to each other.

A machine tool includes a main body and the loading and unloading mechanism described in any one of the above, and the loading and unloading mechanism is used to provide workpieces for processing by the main body.

The loading and unloading mechanism of the present invention is fed by the feeding module, and the workpiece is automatically loaded and unloaded by the moving module, and the workpiece is fixed by the fixed module to facilitate the main body to process. The steering drive member can drive the fixed seat to rotate, so that the position of the workpiece at different angles faces the processing end of the main body. The above process can be automated without human involvement.

100: machine tool

10: main body

30: Loading and unloading mechanism

32: feeding module

321: Vibration plate

3212: Vibrating body

3214: Channel

323: locator

3232: mount

3234: positioning block

3236: Positioning block driver

3237: Sidewall

3230: positioning slot

34: mobile module

341: Bracket

343: The first driver

345: second drive

347: Absorber

36: Fixed module

361: fixed seat

3611: first chute

3612: second chute

3613: arc

362: fixed block

3621: Support

3622: Stop

3623: first protrusion

3624: Second protrusion

363: Resistant Piece

3631: second slope

364: Oblique Block

3641: first slope

365: drive

366: mobile board

3661: Installation Department

3663: Steering part

3660: resistance

367: bottom plate

368: Third Drive

200: Workpiece

201: Body

203: first extension

2031: first quarter

2032: second quarter

Fig. 1 is a perspective schematic view of a machine tool according to an embodiment of the present invention.

Fig. 2 is a perspective schematic view of a workpiece according to an embodiment of the present invention.

Fig. 3 is a perspective schematic view of the loading and unloading mechanism of the machine tool shown in Fig. 1.

4 is a partially exploded perspective view of the feeding module of the loading and unloading mechanism shown in FIG. 3.

Fig. 5 is a three-dimensional schematic diagram of the moving module of the loading and unloading mechanism shown in Fig. 3.

Fig. 6 is a three-dimensional schematic diagram of a fixed module of the loading and unloading mechanism shown in Fig. 2.

FIG. 7 is a three-dimensional schematic diagram of the fixing block and the resisting piece of the fixing module shown in FIG. 6 clamping the workpiece.

Fig. 8 is an exploded three-dimensional schematic diagram of the fixing block, the resisting piece and the workpiece shown in Fig. 7.

FIG. 9 is a partially exploded perspective view of the fixing module shown in FIG. 6.

Fig. 10 is a cross-sectional view of the fixed module shown in Fig. 6 taken along line X-X.

FIG. 11 is a perspective schematic view of the fixing module shown in FIG. 6 from another angle.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present invention.

It should be noted that when an element is considered to be "connected" to another element, it may be directly connected to the other element or there may be a centered element at the same time.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of the present invention. The terminology used in the specification of the present invention herein is only for the purpose of describing specific embodiments, and is not intended to limit the present invention. The term "and/or" as used herein includes any and all combinations of one or more related listed items.

Hereinafter, some embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

Referring to FIG. 1, a machine tool 100 according to a preferred embodiment of the present invention includes a main body 10 and a loading and unloading mechanism 30 provided in the main body 10. The loading and unloading mechanism 30 is used to provide a workpiece 200. The main body 10 is used for processing the workpiece 200.

Referring to FIG. 2, in the illustrated embodiment, the workpiece 200 includes a main body 201 and a first extension portion 203 and a second extension portion 205 respectively provided on opposite sides of the main body 201. The second extension 205 is parallel to the main body 201. The first extension portion 203 is substantially L-shaped and includes a first section 2031 and a second section 2032 that are perpendicular to each other. One end of the first section 2031 is connected to the main body 201 and extends in a direction perpendicular to the main body 201. The second section 2032 is connected to the end of the first section 2031 and extends in a direction parallel to and away from the main body 201. The body 201 is a part to be processed.

Please refer to FIG. 3, the loading and unloading mechanism 30 includes a feeding module 32, a moving module 34 and a fixed module 36. The feeding module 32 is used to provide the workpieces 200 one by one. The moving module 34 is used to move the workpiece 200 to the fixed module 36. The fixing module 36 fixes the workpiece 200 for the main body 10 to be processed. After the main body 10 is processed, the moving module 34 removes the workpiece 200 for cutting.

Please refer to FIG. 4, the feeding module 32 includes a vibrating plate 321 and a positioning member 323. The vibration plate 321 is used to provide the workpiece 200. The vibrating plate 321 includes a vibrating body 3212 and a channel 3214. The positioning member 323 is provided at the opening of the channel 3214 for positioning the outflowing workpiece 200.

The positioning member 323 includes a mounting seat 3322, a positioning block 3234 and a positioning block driving member 3236. The positioning block 3234 is slidably arranged on the mounting seat 3232. The positioning block 3234 is provided with a positioning groove 3230 on the side facing the channel 3214 to position the workpiece 200. The positioning block driving member 3236 is connected to the positioning block 3234 to drive it to move in contact with the channel 3214. When the positioning block 3234 moves to align the positioning slot 3230 with the channel 3214, a workpiece 200 enters the positioning slot 3230 from the channel 3214; the positioning block 3234 moves to make the positioning slot 3230 staggered. When the channel 3214 is described, the side wall of the positioning block 3234 closes the channel 3214, and the moving module 34 takes out the workpiece 200 from the positioning slot 3230.

In the illustrated embodiment, the mounting seat 3232 includes a side wall 3237. The side wall 3237 is located on the side close to the channel 3214. The side wall 3237 is provided with an escape hole aligned with the channel 3214 to allow the workpiece 200 to pass through. When the positioning groove 3230 and the channel 3214 are staggered, the side wall 3237 abuts the workpiece 200 to fix it in the positioning groove 3230. It can be understood that in other embodiments, the side wall 3237 may be omitted, as long as the positioning groove 3230 can position the workpiece 200.

It can be understood that in other embodiments, the positioning block driving member 3236 may be omitted, and the moving module 34 can directly take the material from the connection between the positioning groove 3230 and the channel 3214.

Please refer to FIG. 5, the moving module 34 includes a bracket 341, a first driving member 343, a second driving member 345 and a suction member 347. The bracket 341 is erected above the feeding module 32 and the fixing module 36. The first driving member 343 is installed on the bracket 341. The second driving member 345 is disposed on the first driving member 343. The suction member 347 is arranged on the second driving member 345. The first driving member 343 drives the second driving member 345 to move between the feeding module 32 and the fixing module 36. The second driving member 345 drives the suction member 347 to move up and down to approach or move away from the feeding module 32/fixing module 36. The adsorption member 347 is used to adsorb or release the workpiece 200.

In the illustrated embodiment, the number of the second driving member 345 and the adsorbing member 347 is two. The two suction members 347 are respectively arranged on a second driving member 345. The two second driving members 345 are both provided on the first driving member 343. While one of the suction members 347 is moved from the feeding module 32 to the fixed module 36 to adsorb the unprocessed workpiece 200 for loading, the other suction member 347 is adsorbed on the fixed module 36 to adsorb the processed workpiece 200 And move to the blanking station for blanking. It can be understood that, in other embodiments, the number of the second driving member 345 and the adsorbing member 347 may be one.

Referring to FIG. 6, the fixing module 36 includes a fixing base 361 and a fixing block 362 provided on the fixing base 361. The fixed block 362 is used to position the workpiece 200.

Referring to FIGS. 7 and 8, the fixing block 362 includes a supporting portion 3621, a stopping portion 3622, a first protruding portion 3623, and a second protruding portion 3624. The supporting portion 3621 is used to support the main body 201. The first protruding portion 3623 and the second protruding portion 3624 are respectively provided on two sides of the supporting portion 3621. The first protrusion 3623 is used for pressing the second section 2032. The second protruding portion 3624 is used for pressing the second extension portion 205. The first protruding portion 3623 and the second protruding portion 3624 and the supporting portion 3621 clamp opposite sides of the workpiece 200 to position the workpiece 200 in the first direction. The first protruding portion 3623 also clamps the opposite sides of the first section 2031 with the supporting portion 3621 to position the workpiece 200 in the second direction. The stop portion 3622 is vertically arranged on the support portion 3621 and resists the workpiece 200 The side wall of the workpiece 200 can be positioned in the third direction. Among them, the first direction, the second direction and the third direction are perpendicular to each other.

It can be understood that in other embodiments, the specific structure of the fixing block 362 can be adjusted according to the shape of the workpiece 200 as long as the workpiece 200 can be fixed.

In the illustrated embodiment, the fixing module 36 further includes a resisting driving member (not shown) and two resisting members 363. The resisting driving member drives the two resisting members 363 to move toward the first protruding portion 3623 and the second protruding portion 3624 respectively to clamp the workpiece 200.

It can be understood that in other embodiments, the resisting driving member and the two resisting members 363 may be omitted, as long as the first protrusion 3623, the second protrusion 3624 and the support portion 3621 can clamp and position the workpiece 200. can.

Referring to FIG. 9 and FIG. 10, specifically, the fixing seat 361 is provided with a first sliding groove 3611 and two second sliding grooves 3612. The two second sliding grooves 3612 face the first protruding portion 3623 and the second protruding portion 3624 respectively. The first sliding groove 3611 is perpendicular to the first protrusion 3623 and the second protrusion 3624.

The fixing module 36 further includes an inclined block 364. The inclined block 364 is slidably disposed in the first sliding groove 3611. The inclined block 364 includes a first inclined surface 3641. Each of the resisting members 363 is respectively disposed in one of the second sliding grooves 3612. The resisting member 363 includes a second inclined surface 3631. The resisting driving member is connected to the inclined block 364 to drive the inclined block 364 to move in the first sliding groove 3611. After the inclined block 364 moves, the first inclined surface 3641 abuts the second inclined surface 3631, so that the two resisting members 363 move toward the first protrusion 3623 or the second protrusion 3624 to Clamp the workpiece, or stay away from the first protrusion 3623 or the second protrusion 3624 to release the workpiece.

It can be understood that in other embodiments, when the structure of the fixing block 362 is changed, the resisting member 363 can move directly toward the fixing block 362 and cooperate with the fixing block 362 to clamp the workpiece 200. It can be understood that the resisting member 363 The number can be at least one.

Referring to FIGS. 9 to 11, in the illustrated embodiment, the fixing module 36 further includes a steering drive member 365. The steering drive member 365 is used to drive the fixed seat 361 to rotate at a certain angle, so that the main body 10 can process different surfaces of the workpiece 200.

Specifically, the fixed module 36 further includes a moving plate 366 and a bottom plate 367. The moving plate 366 is movably arranged on the bottom plate 367. The steering drive member 365 is connected to the moving plate 366 to drive it to slide on the bottom plate 367. The moving plate 366 includes a mounting part 3661 and two steering parts 3663. The two turning portions 3663 are arranged at an interval on a side of the mounting portion 3661 away from the bottom plate 367. The turning portion 3663 is roughly in the shape of a triangular prism. Each of the turning portions 3663 includes a resisting surface 3660 located in a direction away from the bottom plate 367. Along the direction approaching the other turning portion 3663, the abutting surface 3660 gradually approaches the mounting portion 3661. The fixing seat 361 is rotatably arranged on the bottom plate 367. The fixing base 361 includes two arc-shaped portions 3613. The two arc-shaped portions 3613 are located on the side facing the moving plate 366, and respectively correspond to a turning portion 3663. After the moving plate 366 moves, the steering portion 3663 resists and drives the arc-shaped portion 3613 to rotate the fixing seat 361.

It can be understood that, in other embodiments, the fixed base 361 can also be driven to rotate in other directions, such as a rotating motor.

Please refer to FIG. 11. In the illustrated embodiment, the fixing module 36 further includes a third driving member 368. The third driving member 368 is connected to the bottom plate 367. The third driving member 368 drives the bottom plate 367 to approach or move away from the moving module 34. After the bottom plate 367 is close to the moving module 34, the moving module 34 can load or unload the fixed module 36; after the bottom plate 367 is far away from the moving module 34, the fixed die The workpieces 200 in the group 36 are not blocked by the moving module 34 to facilitate processing.

It can be understood that in other embodiments, the third driving member 368 may be omitted, as long as the moving module 34 does not block the workpiece 200 in the fixed module 36.

When the machine tool 100 is in use, the vibration plate 321 vibrates to transport the workpiece 200 to the opening of the channel 3214. After the workpiece 200 moves to the positioning slot 3230, the positioning block driving member 3236 drives the positioning block 3234 to move so that the positioning slot 3230 and the channel 3214 are staggered. After that, the first driving member 343 and the second driving member 345 drive the suction member 347 to approach the positioning groove 3230 and suck the workpiece 200 through the suction member 347, and then move the workpiece 200 to the fixing block 362 to be fixed. The suction member 347 pushes the workpiece 200 between the support portion 3621 and the first protruding portion 3623 and the second protruding portion 3624, and makes one side of the workpiece 200 abut the stop portion 3622, and the first section 2031 of the workpiece 200 is located Between the first protruding portion 3623 and the supporting portion 3621, the positioning of the workpiece 200 in three directions is completed. After that, when the oblique block 364 is driven by the resisting driving member to move, the oblique block 364 pushes the two resisting members 363 to move toward the first protrusion 3623 or the second protrusion 3624 and clamp the workpiece 200. After that, the third driving member 368 drives the bottom plate 367 to move away from the moving module 34 to facilitate the processing of the main body 10. During processing, the steering drive member 365 drives the moving plate 366 to move, and the steering portion 3663 drives the fixed seat 361 to rotate to adjust the angle of the workpiece 200. After the processing is completed, the third driving member 368 drives the bottom plate 367 to move closer to the moving module 34, and the suction member 347 sucks the processed workpiece 200 from the fixed seat 361 and moves to the unloading station for release.

The loading and unloading mechanism 30 of the present invention is fed by the feeding module 32, and the workpiece 200 is automatically loaded and unloaded by the moving module 34, and the workpiece 200 is fixed by the fixing module 36 to facilitate the processing of the main body 10. The steering drive member 365 can drive the fixed seat 361 to rotate so that the position of the workpiece 200 at different angles faces the processing end of the main body 10. The above process can be automated without human involvement.

In summary, this new model meets the requirements for a new patent, and Yan has filed a patent application according to law. However, the above-mentioned are only the preferred embodiments of the present invention. For those who are familiar with the technique of this case, the equivalent modifications or changes made in accordance with the spirit of the present invention shall be covered by the following patent application scope.

32: feeding module

34: mobile module

36: Fixed module

Claims (10)

A loading and unloading mechanism includes a feeding module for providing workpieces. The improvement is that the loading and unloading mechanism further includes a fixed module and a moving module. The moving module includes a bracket. The bracket is erected above the feeding module and the fixed module, and the moving module is used to move the workpiece from the feeding module to the fixed module or to move the workpiece from the fixed module The module moves to the unloading position for feeding. The fixed module includes a fixed seat, a fixed block, and a steering drive part. The fixed block is arranged on the fixed seat for fixing the workpiece, and the steering drive part is used for The fixed base is driven to rotate to adjust the angle of the workpiece. As described in claim 1, wherein the fixed module further includes a moving plate and a bottom plate, the moving plate is movably arranged on the bottom plate, and the steering drive member is connected to the moving plate to drive it Sliding on the bottom plate, the moving plate includes a mounting part and two turning parts. The two turning parts are provided on a side of the mounting part facing away from the bottom plate. The resisting surface in the direction of the bottom plate, the resisting surface of each turning portion gradually approaches the mounting portion in a direction approaching the other turning portion, the fixing seat is rotatably provided on the bottom plate, and the fixing seat It includes two arc-shaped parts, the two arc-shaped parts are located on the side facing the moving plate, and each of the arc-shaped parts corresponds to one of the steering parts. After the moving plate is moved, the steering The part resists the arc-shaped part to rotate the fixing seat. As described in claim 2, wherein the fixed module further includes a resisting driving member and at least one resisting member, and the resisting driving member drives at least one of the driving members to move to the fixed block. The workpiece is held against and fixed. As described in claim 3, the loading and unloading mechanism, wherein the fixed seat is provided with a first chute and at least one second chute, the fixed module further includes an inclined block, the inclined block is slidably arranged on the In the first sliding groove, each of the resisting members is slidably disposed in one of the second sliding grooves, and the inclined block It includes a first inclined surface, the resisting member includes a second inclined surface, and the resisting driving member is connected to the inclined block to drive the inclined block to move. After the inclined block moves, the first inclined surface resists the The second inclined surface makes the resisting member face the fixed block to clamp the workpiece. The loading and unloading mechanism according to claim 1, wherein the feeding module includes a vibrating disk and a positioning member, the vibrating disk is used to provide a workpiece, the vibrating disk includes a vibrating body and a channel, and the positioning member is provided at The opening of the channel is used to locate the outflowing workpiece. The loading and unloading mechanism according to claim 5, wherein the positioning member includes a mounting seat, a positioning block and a positioning block driving member, the positioning block is slidably arranged on the mounting seat, and the positioning block faces the One side of the channel is provided with a positioning groove to position the workpiece, the positioning block driving member is connected to the positioning block to drive movement, and when the positioning block moves to align the positioning groove with the channel, the workpiece is moved by the The passage enters the positioning groove; when the positioning block moves to make the positioning groove stagger the passage, the side wall of the positioning block closes the passage, and the moving module takes out the workpiece from the positioning groove. The loading and unloading mechanism according to claim 6, wherein the mounting seat includes a side wall, the side wall is located on a side close to the passage, and the side wall is provided with an escape hole aligned with the passage to allow the workpiece to pass through. When the positioning groove is staggered from the channel, the side wall abuts the workpiece to fix it in the positioning groove. The loading and unloading mechanism according to claim 1, wherein the moving module includes a bracket, a first driving member, a second driving member, and a suction member, and the bracket is erected above the feeding module and the fixed module, The first driving member is provided on the bracket, the second driving member is provided on the first driving member, the suction member is provided on the second driving member, and the first driving member drives The second driving member moves between the feeding module and the fixed module, the second driving member drives the suction member to go up and down, and the suction member is used to suction or release the workpiece. The loading and unloading mechanism according to claim 1, wherein the workpiece includes a body and a first extension part and a second extension part respectively provided on opposite sides of the body, the first extension part and the body Parallel, the second extension includes a first section and a second section that are perpendicular to each other, one end of the first section is connected to the body and extends in a direction perpendicular to the body, and the second section is connected to the first section. The end of a section extends parallel to the direction of the main body. The fixed block includes a supporting portion, a stopper, a first protruding portion and a second protruding portion. The supporting portion is used to support the main body. The first protruding portion and the second protruding portion are respectively provided on both sides of the supporting portion, the first protruding portion is used to press against the second section, and the second protruding portion is used to press against Pressing the second extension portion, the first protrusion portion and the second protrusion portion and the support portion clamp opposite sides of the workpiece to position the workpiece in the first direction, the first protrusion portion It also clamps the opposite sides of the first section with the supporting portion to position the workpiece in the second direction, and the stopper is vertically arranged on the supporting portion and resists the side wall of the workpiece to align the workpiece in the third direction. For positioning, the first direction, the second direction, and the third direction are perpendicular to each other. A machine tool includes a main body for processing workpieces. The improvement is that the machine tool further includes the loading and unloading mechanism according to any one of claims 1 to 9, and the loading and unloading mechanism is used to provide workpieces for The main body is processed and the workpiece is blanked after the processing.

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