CN209957836U - Machine tool for laser quenching of die - Google Patents

Abstract

The embodiments of the present utility model are applicable to the technical field of laser processing, and provide a machine tool for laser quenching of molds, which includes a machine tool base, an X-axis assembly, a Y-axis assembly, a Z-axis assembly, and a machine for clamping a laser generator. Arm, the X-axis assembly is installed on the machine base, the Y-axis assembly is installed on the X-axis assembly, the Z-axis assembly is installed on the Y-axis assembly, the end of the robotic arm away from the laser generator is installed on the Z-axis assembly, and the X-axis assembly drives The Y-axis assembly moves along the X-axis direction, the Y-axis assembly drives the Z-axis assembly to move along the Y-axis direction, and can drive the Z-axis assembly to drive the robotic arm to move along the Z-axis direction, and the robotic arm clamps one end of the laser generator close to the machine base. And can rotate around the Z axis. The embodiment of the utility model can efficiently complete the quenching processing of molds of different shapes and sizes, does not require secondary clamping during the processing, and has more uniform quenching depth and higher quenching accuracy than other traditional equipment.

Description

A machine tool for laser quenching of molds

technical field

The utility model belongs to the technical field of laser processing, in particular to a machine tool for laser quenching of molds.

Background technique

At present, flame quenching is generally adopted in the quenching process of most of the molds on the market. The operator holds a flame gun to quench the parts on the mold that need to be quenched. Using the above quenching method will result in uneven quenching depth of the quenched part of the mold, inability to guarantee the quenching accuracy, high labor intensity of the staff, and low production efficiency. Although some companies will use robotic arms instead of manual operations, this method can improve the above problems, but due to the limitation of the arm span of the robotic arm, it can only complete the quenching of small molds with a span range. Where the exhibition cannot reach, secondary clamping is still required, and the operation is cumbersome.

Utility model content

The technical problem to be solved by the embodiments of the present utility model is to provide a machine tool for laser quenching of molds, which aims to solve the limitation of the arm span of the robotic arms when quenching the molds by using a robotic arm instead of manual operation in the prior art, which can only complete For the quenching of small molds with arm span range, secondary clamping is still required for places where the arm span cannot be reached, resulting in uneven quenching depth, unguaranteed quenching accuracy, and low production efficiency.

The embodiments of the present invention are realized in this way, a machine tool for laser quenching of molds includes a machine tool base, an X-axis assembly, a Y-axis assembly, a Z-axis assembly, and a mechanical arm for clamping a laser generator, the X-axis The assembly is installed on the machine base, the Y-axis assembly is installed on the X-axis assembly, the Z-axis assembly is installed on the Y-axis assembly, and the end of the robotic arm away from the laser generator is installed on the On the Z-axis assembly, the X-axis assembly drives the Y-axis assembly to move along the X-axis direction, the Y-axis assembly drives the Z-axis assembly to move along the Y-axis direction, and can drive the Z-axis assembly to drive The robotic arm moves along the Z-axis direction, and one end of the robotic arm clamping the laser generator is close to the machine tool base, and can rotate around the Z-axis.

Further, the machine tool base includes a main column, an auxiliary column, a base connecting beam and a foot adjustment plate, the main column and the auxiliary column are both installed on the foot adjustment plate, and the main column is connected to the foot adjustment plate. The auxiliary columns are arranged in parallel with each other, and the base connecting beam is connected between the main column and the auxiliary column.

Further, the X-axis assembly includes the X-axis first beam body, the X-axis second beam body, the X-axis connecting beam, the X-axis first sliding plate, the X-axis second sliding plate, the first driving member, the second driving member, a first linear guide rail, a second linear guide rail, a first slider, a second slider, a first rack and a second rack, and the X-axis connecting beam connects the X-axis first beam body and the X-axis The X-axis second beam body, the X-axis first beam body and the X-axis second beam body are both mounted on the machine base, and the X-axis first beam body and the X-axis second beam body are are parallel to each other, the first linear guide rail and the first rack are installed on the X-axis first beam main body, and the first sliding block is slidably installed on the first linear guide rail, so The X-axis first sliding plate is installed on the first slider, the first driving member is installed on the X-axis first sliding plate, the output end of the first driving member is connected with a first gear, the The first gear is meshed with the first rack, and the first driving member drives the X-axis first sliding plate to move along the X-axis direction;

The second linear guide rail and the second rack are installed on the X-axis second beam main body, the second sliding block is slidably installed on the second linear guide rail, and the X-axis second The sliding plate is installed on the second sliding block, the second driving member is installed on the X-axis second sliding plate, the output end of the second driving member is connected with a second gear, and the second gear is connected with the first The two racks are meshed and connected, and the second driving member drives the X-axis second sliding plate to move along the X-axis direction;

Both ends of the Y-axis assembly are respectively mounted on the X-axis first sliding plate and the X-axis second sliding plate.

Further, the X-axis assembly further includes a first adjustment plate and a second adjustment plate, the first drive member is installed on the first adjustment plate, and the first adjustment plate is installed on the X-axis first adjustment plate On the sliding plate, the second driving member is installed on the second adjustment plate, and the second adjustment plate is installed on the X-axis second sliding plate.

Further, both the first adjustment plate and the second adjustment plate are provided with waist-shaped holes, the X-axis first slide plate and the X-axis second slide plate are both provided with connection holes, and the first Between the adjustment plate and the X-axis first sliding plate and between the second adjustment plate and the X-axis second sliding plate, connecting pieces pass through the waist-shaped hole and are fixedly connected to the connecting hole.

Further, the first driving member includes a first servo motor and a first reducer, the first servo motor and the first reducer are connected in a drive, and the first reducer is connected with the first gear drive. , the first reducer is mounted on the first adjustment plate, the second driving member includes a second servo motor and a second reducer, the second servo motor is connected to the second reducer in a transmission manner, The second reducer is connected with the second gear, and the second reducer is mounted on the second adjusting plate.

Further, the Y-axis assembly includes a Y-axis beam main body, a third linear guide rail, a third sliding block, a third rack, a Y-axis sliding seat, a third driving member and a fourth driving member. The Y-axis beam main body The two ends are respectively installed on the X-axis first slide and the X-axis second slide, the third slide is slidably mounted on the third linear guide, the third linear guide and all The third racks are installed on the main body of the Y-axis beam, the Y-axis sliding seat is installed on the third sliding block, and the third driving member and the fourth driving member are installed on the Y-axis On the shaft slide, the output end of the third driving member is connected with a third gear, the third gear is meshed with the third rack, and the third driving member drives the Y-axis slide along the Y axis. The Z-axis assembly is slidably mounted on the Y-axis sliding seat along the Z-axis direction, and the fourth driving member drives the Z-axis assembly to move along the Z-axis direction.

Further, the Y-axis assembly further includes a third adjusting plate and a fourth adjusting plate, the third driving member is mounted on the third adjusting plate, and the third adjusting plate is mounted on the Y-axis sliding seat On the upper side, the fourth driving member is mounted on the fourth adjusting plate, and the fourth adjusting plate is mounted on the Y-axis sliding seat.

Further, the third driving member includes a third servo motor and a third reducer, the third servo motor and the third reducer are drive-connected, and the third reducer is drive-connected with the third gear , the third reducer is mounted on the third adjustment plate, the fourth driving member includes a fourth servo motor and a fourth reducer, and the fourth servo motor and the fourth reducer are drive-connected, The output end of the fourth driving member is connected with a fourth gear, the fourth reducer is connected with the fourth gear in a driving manner, and the fourth reducer is mounted on the fourth adjusting plate.

Further, the Z-axis assembly includes a Z-axis ram, a connecting plate, a connecting seat, a fourth linear guide rail, a fourth sliding block and a fourth rack, and the fourth sliding block is mounted on the Y-axis sliding seat , the fourth linear guide rail, the fourth rack and the connecting plate are all installed on the Z-axis ram, the fourth linear guide rail can be slidably installed on the fourth sliding block, the The fourth gear is in meshing connection with the fourth rack, the connecting seat is mounted on the connecting plate, the mechanical arm includes a rotating cylinder and a clamping part for clamping the laser generator, the rotating cylinder is installed On the connecting seat, the output end of the rotating cylinder is connected to the clamping portion.

Compared with the prior art, the embodiment of the present utility model has the beneficial effects that: the present utility model provides a machine tool for laser quenching of molds, the X-axis assembly is fixed on the machine base, the Y-axis assembly is installed on the X-axis assembly and can be Move along the X-axis direction, the Z-axis assembly is installed on the Y-axis assembly, and one end of the robotic arm is installed on the Z-axis assembly, the Y-axis assembly drives the Z-axis assembly to move along the Y-axis direction, and can drive the Z-axis assembly to drive the robotic arm along the Moving in the Z-axis direction, the robot arm can rotate around the Z-axis assembly, so that the robot arm can clamp the laser generator to move along the X, Y, Z-axis directions and rotate around the Z-axis to make large-scale molds placed in the middle of the machine base. The range quenching process can efficiently complete the quenching process of molds of different shapes and sizes, and does not require secondary clamping during the processing. Compared with other traditional equipment, the quenching depth is more uniform and the quenching accuracy is higher.

Description of drawings

1 is a schematic structural diagram of a three-dimensional six-axis machine tool provided by the present utility model;

Fig. 2 is the exploded structure schematic diagram of the machine tool base in Fig. 1;

Fig. 3 is the exploded structure schematic diagram of X-axis assembly in Fig. 1;

Fig. 4 is the exploded structure schematic diagram of Y-axis assembly in Fig. 1;

Fig. 5 is the exploded structure schematic diagram of Z-axis assembly in Fig. 1;

FIG. 6 is an enlarged schematic view of the structure of the area A in FIG. 3 .

In the figure: 1. Machine tool base; 11. Main column; 12. Secondary column; 13. Base connecting beam; 14. Foot adjustment plate; 2. X-axis assembly; 21. Main body of X-axis first beam; 22. X-axis 23, X-axis connecting beam; 24, X-axis first sliding plate; 25, X-axis second sliding plate; 26, first driving member; 261, first servo motor; 262, first reducer; 263 27, the second drive member; 271, the second servo motor; 272, the second reducer; 273, the second gear; 28, the first linear guide; 29, the second linear guide; 210, the first a slider; 211, the second slider; 212, the first rack; 213, the second rack; 214, the first adjustment plate; 215, the second adjustment plate; 216, the waist hole; 3, the Y-axis assembly ; 31, the main body of the Y-axis beam; 32, the third linear guide rail; 33, the third slider; 34, the third rack; 35, the Y-axis slide; 36, the third drive part; 361, the third servo motor; 362, the third reducer; 363, the third gear; 37, the fourth drive; 371, the fourth servo motor; 372, the fourth reducer; 373, the fourth gear; 38, the third adjustment plate; 39, the first 4. Adjustment plate; 4. Z axis assembly; 41, Z axis ram; 42, connecting plate; 43, connecting seat; 44, fourth linear guide rail; 45, fourth sliding block; 46, fourth rack; 5, Robot arm; 51. Rotating cylinder; 52. Clamping part.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

As shown in Figures 1 to 6, it is a machine tool for laser quenching of molds provided by the present invention. The machine tool includes a machine tool base 1, an X-axis assembly 2, a Y-axis assembly 3, a Z-axis assembly 4, and a clamping The robot arm 5 holding the laser generator, the X-axis assembly 2 is installed on the machine base 1, the Y-axis assembly 3 is installed on the X-axis assembly 2, the Z-axis assembly 4 is installed on the Y-axis assembly 3, and the robot arm 5 is far away from the laser generator. One end of the device is installed on the Z-axis assembly 4, the X-axis assembly 2 drives the Y-axis assembly 3 to move along the X-axis direction, the Y-axis assembly 3 drives the Z-axis assembly 4 to move along the Y-axis direction, and can drive the Z-axis assembly 4 to drive the mechanical The arm 5 moves along the Z-axis direction, and one end of the robotic arm 5 that clamps the laser generator is close to the machine base 1 and can rotate around the Z-axis. The foot adjustment plate 14, the main column 11 and the auxiliary column 12 are installed on the foot adjustment plate 14 by bolts, the main column 11 and the auxiliary column 12 are arranged in parallel with each other, and the main column 11 and the auxiliary column 12 can be adjusted by adjusting the bolts , so that the main column 11 and the auxiliary column 12 are in the same horizontal plane, the base connecting beam 13 is connected between the main column 11 and the auxiliary column 12 by bolts, and the main column 11 and the auxiliary column 12 are connected as a whole, ensuring the structure of the machine tool base 1. Stability; X-axis assembly 2 includes X-axis first beam body 21, X-axis second beam body 22, X-axis connecting beam 23, X-axis first sliding plate 24, X-axis second sliding plate 25, first driving member 26, The second driving member 27 , the first linear guide 28 , the second linear guide 29 , the first slider 210 , the second slider 211 , the first rack 212 and the second rack 213 , the X-axis first beam body 21 Installed on the main column 11, the X-axis second beam main body 22 is installed on the auxiliary column 12, the X-axis connecting beam 23 connects the X-axis first beam main body 21 and the X-axis second beam main body 22 by bolts, and the X-axis first beam body 22 is connected. The beam body 21 and the X-axis second beam body 22 are connected together, which effectively improves the overall rigidity and stability of the X-axis assembly 2. The X-axis first beam body 21 and the X-axis second beam body 22 are both installed on the machine base 1, and the X-axis first beam body 21 and the X-axis second beam body 22 are parallel to each other, the X-axis first beam body 21 is installed with a first linear guide 28 and a first rack 212, a first slider 210 It can be slidably mounted on the first linear guide 28, the X-axis first sliding plate 24 is mounted on the first sliding block 210, the first driving member 26 is mounted on the X-axis first sliding plate 24, and the output of the first driving member 26 is The end is connected with a first gear 263, the first gear 263 is meshed with the first rack 212 to drive the X-axis first sliding plate 24 to move along the X-axis on the first linear guide 28, and the X-axis second beam body 22 The second linear guide 29 and the second rack 213 are installed, the second sliding block 211 is slidably installed on the second linear guide 29, the X-axis second sliding block 25 is installed on the second sliding block 211, the second driving member 27 is installed on the X-axis second sliding plate 25, The output end of the second driving member 27 is connected with a second gear 273. The second gear 273 meshes with the second rack 213 to drive the X-axis and the second sliding plate 25 to move along the X-axis on the second linear guide 29. The Y-axis assembly The two ends of the 3 are respectively mounted on the X-axis first sliding plate 24 and the X-axis second sliding plate 25; , Y-axis sliding seat 35, third driving member 36 and fourth driving member 37, the two ends of the Y-axis beam main body 31 are respectively installed on the X-axis first sliding plate 24 and the X-axis second sliding plate 25, the third sliding block 33 The third linear guide 32 and the third rack 34 are both installed on the Y-axis beam main body 31, the Y-axis sliding seat 35 is installed on the third sliding block 33, and the third driving The third gear 363 is connected to the output end of the third driving member 36, and the third gear 363 is meshed with the third rack 34 to drive the Y-axis slide. 35 moves along the Y-axis direction, the Z-axis assembly 4 is slidably mounted on the Y-axis sliding seat 35 along the Z-axis direction, and the fourth driving member 37 drives the Z-axis assembly 4 to move along the Z-axis direction; the Z-axis assembly 4 includes the Z-axis The ram 41, the connecting plate 42, the connecting seat 43, the fourth linear guide 44, the fourth sliding block 45 and the fourth rack 46, the fourth sliding block 45 is installed on the Y-axis sliding seat 35, the fourth linear guide 44, The fourth rack 46 and the connecting plate 42 are both mounted on the Z-axis ram 41, the fourth linear guide 44 is slidably mounted on the fourth slider 45, and the output end of the fourth driving member 37 is connected with a fourth gear 373 , the fourth gear 373 is meshed with the fourth rack 46, the connecting seat 43 is installed on the connecting plate 42, the mechanical arm 5 includes a rotating cylinder 51 and a clamping part 52 for clamping the laser generator, and the rotating cylinder 51 is installed on the On the connecting seat 43, the output end of the rotating cylinder 51 is connected to the clamping part 52, the mechanical arm 5 can rotate freely on the connecting seat 43, the output end of the fourth driving member 37 is connected with a fourth gear 373, and the fourth gear 373 is connected with the first gear 373. The four racks 46 are engaged to drive the Z-axis assembly 4 to drive the robotic arm 5 to move along the Z-axis, so that the quenching process of molds of different shapes and sizes can be efficiently completed. Other traditional equipment has more uniform quenching depth and higher quenching accuracy.

In the above-mentioned embodiment, the X-axis assembly 2 further includes a first adjusting plate 214 and a second adjusting plate 215 , the first driving member 26 is mounted on the first adjusting plate 214 , and the first adjusting plate 214 is mounted on the X-axis first sliding plate 24, the second driving member 27 is installed on the second adjusting plate 215, the second adjusting plate 215 is installed on the X-axis second sliding plate 25, the first adjusting plate 214 and the second adjusting plate 215 are both provided with waist-shaped holes 216. The first sliding plate 24 of the X axis and the second sliding plate 25 of the X axis are provided with connecting holes, between the first adjustment plate 214 and the first sliding plate 24 of the X axis and between the second adjustment plate 215 and the second sliding plate 25 of the X axis. The connecting pieces pass through the waist-shaped holes 216 and are fixedly connected to the connecting holes. The connecting pieces can be adjusted laterally in the waist-shaped holes 216, so that the installation position of the first adjustment plate 214 on the X-axis first slide plate 24 can be adjusted. , the installation position of the second adjusting plate 215 on the X-axis second sliding plate 25 can be adjusted, which is beneficial to adjust the gap between the first gear 263 on the first driving member 26 and the first rack 212 and the second driving member 27 The gap between the second gear 273 and the second rack 213 on the upper side is to ensure the precision of meshing connection and the stability of movement.

In the above embodiment, the first driving member 26 includes a first servo motor 261 and a first reducer 262 , the first servo motor 261 and the first reducer 262 are connected in a driving manner, and the first reducer 262 is drivingly connected with the first gear 263 , the first reducer 262 is installed on the first adjusting plate 214, the second driving member 27 includes a second servo motor 271 and a second reducer 272, the second servo motor 271 is connected to the second reducer 272 in a transmission, and the second reducer The machine 272 is connected with the second gear 273 in a transmission, and the second reducer 272 is installed on the second adjusting plate 215, which is beneficial to improve the output torque and ensure the stability of movement.

In the above embodiment, the Y-axis assembly 3 further includes a third adjusting plate 38 and a fourth adjusting plate 39 , the third driving member 36 is mounted on the third adjusting plate 38 , and the third adjusting plate 38 is mounted on the Y-axis sliding seat 35 The fourth drive member 37 is installed on the fourth adjustment plate 39, the fourth adjustment plate 39 is installed on the Y-axis sliding seat 35, and the third adjustment plate 38 and the fourth adjustment plate 39 are both provided with waist-shaped holes (Fig. (not shown in the figure), the Y-axis sliding seat 35 is provided with a connecting hole, the third driving member 36 and the fourth driving member 37 are fixedly connected to the connecting hole through the waist-shaped hole through the connecting member, and the connecting member is in the waist-shaped hole. The movement adjustment can be carried out, so that the installation positions of the third adjustment plate 38 and the fourth adjustment plate 39 on the Y-axis slide 35 can be adjusted, which is beneficial to adjust the relationship between the transmission gear on the third driving member 36 and the third rack 34. and the gap between the transmission gear on the fourth driving member 37 and the fourth rack 46 to ensure the precision of meshing connection and the stability of movement.

In the above embodiment, the third driving member 36 includes a third servo motor 361 and a third reducer 362 , the third servo motor 361 and the third reducer 362 are connected in a driving manner, and the third reducer 362 is drivingly connected with the third gear 363 , the third reducer 362 is installed on the third adjusting plate 38, the fourth driving member 37 includes a fourth servo motor 371 and a fourth reducer 372, the third servo motor 361 is connected to the third reducer 362 in a driving manner, and the third reducer The motor 362 is connected with the third gear 363 in a transmission, the fourth servo motor 371 is installed on the fourth reducer 372, and the fourth reducer 372 is installed on the fourth adjusting plate 39, which is beneficial to improve the output torque and ensure the stability of movement.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. The utility model provides a lathe for mould laser quenching, its characterized in that, includes lathe base (1), X axle subassembly (2), Y axle subassembly (3), Z axle subassembly (4) and is used for centre gripping laser generator's arm (5), X axle subassembly (2) install in on lathe base (1), Y axle subassembly (3) install in on X axle subassembly (2), Z axle subassembly (4) install in on Y axle subassembly (3), the one end that laser generator was kept away from in arm (5) install in on Z axle subassembly (4), X axle subassembly (2) drive Y axle subassembly (3) move along the X axle direction, Y axle subassembly (3) drive Z axle subassembly (4) move along the Y axle direction to can drive Z axle subassembly (4) drive arm (5) move along the Z axle direction, one end of the mechanical arm (5) clamping the laser generator is close to the machine tool base (1) and can rotate around the Z axis.

2. The machine tool according to claim 1, wherein the machine tool base (1) comprises a main column (11), a secondary column (12), a base connecting beam (13) and a foot adjusting plate (14), the main column (11) and the secondary column (12) are both mounted on the foot adjusting plate (14), the main column (11) and the secondary column (12) are arranged in parallel with each other, and the base connecting beam (13) is connected between the main column (11) and the secondary column (12).

3. The machine tool according to claim 1, wherein the X-axis assembly (2) comprises an X-axis first beam body (21), an X-axis second beam body (22), an X-axis connecting beam (23), an X-axis first slide plate (24), an X-axis second slide plate (25), a first drive member (26), a second drive member (27), a first linear guide rail (28), a second linear guide rail (29), a first slider (210), a second slider (211), a first rack (212), and a second rack (213), the X-axis connecting beam (23) connects the X-axis first beam body (21) and the X-axis second beam body (22), the X-axis first beam body (21) and the X-axis second beam body (22) are both mounted on the machine base (1), and the X-axis first beam body (21) and the X-axis second beam body (22) are parallel to each other, the first linear guide rail (28) and the first rack (212) are mounted on the X-axis first beam main body (21), the first slider (210) is slidably mounted on the first linear guide rail (28), the X-axis first sliding plate (24) is mounted on the first slider (210), the first driving element (26) is mounted on the X-axis first sliding plate (24), the output end of the first driving element (26) is connected with a first gear (263), the first gear (263) is meshed with the first rack (212), and the first driving element (26) drives the X-axis first sliding plate (24) to move along the X-axis direction;

the second linear guide rail (29) and the second rack (213) are mounted on the X-axis second beam main body (22), the second slider (211) is slidably mounted on the second linear guide rail (29), the X-axis second sliding plate (25) is mounted on the second slider (211), the second driving element (27) is mounted on the X-axis second sliding plate (25), the output end of the second driving element (27) is connected with a second gear (273), the second gear (273) is meshed with the second rack (213), and the second driving element (27) drives the X-axis second sliding plate (25) to move along the X-axis direction;

and two ends of the Y-axis component (3) are respectively arranged on the X-axis first sliding plate (24) and the X-axis second sliding plate (25).

4. The machine tool according to claim 3, wherein the X-axis assembly (2) further comprises a first adjustment plate (214) and a second adjustment plate (215), the first drive member (26) being mounted on the first adjustment plate (214), the first adjustment plate (214) being mounted on the X-axis first slide plate (24), the second drive member (27) being mounted on the second adjustment plate (215), the second adjustment plate (215) being mounted on the X-axis second slide plate (25).

5. The machine tool according to claim 4, wherein the first adjusting plate (214) and the second adjusting plate (215) are both provided with a waist-shaped hole (216), the X-axis first sliding plate (24) and the X-axis second sliding plate (25) are both provided with a connecting hole, and the first adjusting plate (214) and the X-axis first sliding plate (24) and the second adjusting plate (215) and the X-axis second sliding plate (25) are both fixedly connected with the connecting hole through the waist-shaped hole (216) by connecting pieces.

6. The machine tool according to claim 4, wherein the first drive element (26) comprises a first servomotor (261) and a first reducer (262), the first servomotor (261) and the first reducer (262) being in driving connection, the first reducer (262) being in driving connection with the first gear (263), the first reducer (262) being mounted on the first adjusting plate (214), the second drive element (27) comprising a second servomotor (271) and a second reducer (272), the second servomotor (271) being in driving connection with the second reducer (272), the second reducer (272) being in driving connection with the second gear (273), the second reducer (272) being mounted on the second adjusting plate (215).

7. The machine tool according to claim 6, wherein the Y-axis assembly (3) comprises a Y-axis beam body (31), a third linear guide (32), a third slider (33), a third rack (34), a Y-axis slide (35), a third driving member (36) and a fourth driving member (37), both ends of the Y-axis beam body (31) are respectively mounted on the X-axis first sliding plate (24) and the X-axis second sliding plate (25), the third slider (33) is slidably mounted on the third linear guide (32), the third linear guide (32) and the third rack (34) are both mounted on the Y-axis beam body (31), the Y-axis slide (35) is mounted on the third slider (33), and the third driving member (36) and the fourth driving member (37) are mounted on the Y-axis beam body (35), the output end of the third driving piece (36) is connected with a third gear (363), the third gear (363) is meshed with the third rack (34) and connected with the third driving piece (36), the Y-axis sliding seat (35) is driven by the third driving piece (36) to move along the Y-axis direction, the Z-axis assembly (4) is slidably mounted on the Y-axis sliding seat (35) along the Z-axis direction, and the fourth driving piece (37) drives the Z-axis assembly (4) to move along the Z-axis direction.

8. The machine tool according to claim 7, wherein the Y-axis assembly (3) further comprises a third adjustment plate (38) and a fourth adjustment plate (39), the third drive (36) being mounted on the third adjustment plate (38), the third adjustment plate (38) being mounted on the Y-axis slide (35), the fourth drive (37) being mounted on the fourth adjustment plate (39), the fourth adjustment plate (39) being mounted on the Y-axis slide (35).

9. Machine tool according to claim 8, characterised in that said third drive element (36) comprises a third servomotor (361) and a third reducer (362), the third servo motor (361) is in transmission connection with the third speed reducer (362), the third speed reducer (362) is in transmission connection with the third gear (363), the third speed reducer (362) is installed on the third adjusting plate (38), the fourth driving part (37) comprises a fourth servo motor (371) and a fourth speed reducer (372), the fourth servo motor (371) is in transmission connection with the fourth speed reducer (372), the output end of the fourth driving piece (37) is connected with a fourth gear (373), the fourth speed reducer (372) is in transmission connection with the fourth gear (373), the fourth speed reducer (372) is mounted on the fourth adjustment plate (39).

10. The machine tool according to claim 9, wherein the Z-axis assembly (4) comprises a Z-axis ram (41), a connecting plate (42), a connecting seat (43), a fourth linear guide (44), a fourth slider (45) and a fourth rack (46), the fourth slider (45) is mounted on the Y-axis slide carriage (35), the fourth linear guide (44), the fourth rack (46) and the connecting plate (42) are all mounted on the Z-axis ram (41), the fourth linear guide (44) is slidably mounted on the fourth slider (45), the fourth gear (373) is in meshing connection with the fourth rack (46), the connecting seat (43) is mounted on the connecting plate (42), the robot arm (5) comprises a rotary cylinder (51) and a clamping portion (52) for clamping the laser generator, the rotary air cylinder (51) is arranged on the connecting seat (43), and the output end of the rotary air cylinder (51) is connected with the clamping part (52).

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