Combined machine tool

Abstract

A combined machine tool comprises a machine tool body and machining devices arranged on the machine tool body, the machining devices comprise the first machining device arranged on a first machining station of the machine tool body and the second machining device arranged on a second machining station of the machine tool body, and one side of the machine tool body is provided with an overturning conveying device moving to and fro the first machining station and the second machining station. A first workbench for fixing a workpiece is arranged at the first machining station, and a second workbench for fixing the workpiece is arranged at the second machining station. Automatic overturning and conveying of the workpieces can be achieved through the overturning and conveying device, the machining requirements of the workpieces are met, tedious positioning is not needed, the workpieces are machined in one step, and the machining efficiency of the workpieces is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tools, in particular to a combined machine tool. Background Art

[0002] Machining a workpiece typically involves milling the top and bottom surfaces, milling the sides, and chamfering the edges. In actual production, these three processes are performed by three separate machine tools. After each machining step, the workpiece must be manually hoisted to the next machine tool for processing. Each transfer also requires repositioning the workpiece for processing. Existing machine tools lack integration, resulting in low processing efficiency. Summary of the Invention

[0003] The technical problem to be solved by the utility model is to provide a combined machine tool with high processing efficiency.

[0004] In order to solve the above technical problems, the technical solution of the present invention is: a combined machine tool, including a bed and a processing device arranged on the bed, the processing device including a first processing device arranged at the first processing station of the bed and a second processing device arranged at the second processing station of the bed, a flipping and conveying device for moving between the first processing station and the second processing station is provided on one side of the bed, a first workbench for fixing the workpiece is provided at the first processing station, and a second workbench for fixing the workpiece is provided at the second processing station. The principle of the present invention: multiple devices with different processing procedures are integrated on the same bed, and the position of each processing station is relatively fixed and precise, which is convenient for precise conveying of the workpiece; each processing device shares a bed, the layout is more compact, effectively reducing the space occupied by the machine tool, and reducing costs; the flipping and conveying device can realize automatic flipping and conveying of the workpiece, meeting the processing requirements of the workpiece, and without the need for tedious positioning, it can be done in one step, greatly improving the processing efficiency of the workpiece.

[0005] As an improvement, the flipping and conveying device includes an X-axis moving mechanism arranged on one side of the machine tool bed, a Y-axis moving mechanism arranged on the X-axis moving mechanism, a Z-axis moving mechanism arranged on the Y-axis moving mechanism, a rotating mechanism arranged on the Z-axis moving mechanism and a clamping mechanism arranged on the rotating mechanism; the X-axis moving mechanism includes a first slide rail arranged on the bed, a first slide slidingly matched with the first slide rail and a first driving assembly driving the first slide; the Y-axis moving mechanism includes a second slide rail arranged on the first slide, a second slide sliding matched with the second slide rail and a second driving assembly driving the second slide; the Z-axis moving mechanism includes a third slide rail arranged on the second slide, a third slide sliding matched with the third slide rail and a third driving assembly driving the third slide; the rotating mechanism includes a rotating shaft pivotally connected to the third slide, a fourth driving assembly driving the rotating shaft and a rotating seat connected to the rotating shaft; the clamping mechanism includes a fourth slide rail arranged on the rotating seat, two chucks sliding matched with the fourth slide rail and a hydraulic cylinder driving the two chucks to move in opposite directions.

[0006] As an improvement, the first slide rail is arranged on the side of the bed and along the length direction of the bed.

[0007] As an improvement, the first processing device includes a dual-spindle milling head and a first driving mechanism that drives the dual-spindle milling head to move up, down, left and right.

[0008] As an improvement, the first workbench includes a rotating table and a partition arranged in the middle of the rotating table, the partition divides the rotating table into two areas, one of which is a loading area and the other is a processing area, and the first processing device is located on one side of the processing area.

[0009] As an improvement, chip guard plates are provided in the loading area and processing area of ​​the turntable, and a chip cleaning drive mechanism is provided on the side of the turntable for driving the chip guard plates to move back and forth; both ends of the chip guard plate extend out of the work table surface to form an extension portion, and the chip cleaning drive mechanism acts on the extension portion, and a guide component is provided on the side of the turntable, and the extension portion slides with the guide component; the lower end of the chip guard plate is provided with a scraper plate that fits the work table surface, and one side of the chip guard plate is provided with several high-pressure nozzles facing the turntable.

[0010] As an improvement, the second processing device includes a milling mechanism and a chamfering mechanism; the milling mechanism includes a face milling cutter, a first spindle box and a first motor that drives the face milling cutter; the chamfering mechanism includes an upper chamfering mechanism and a lower chamfering mechanism, the upper chamfering mechanism includes an upper chamfering cutter, a second spindle box, a second motor that drives the upper chamfering cutter to rotate and a lifting drive mechanism that drives the second spindle box to lift and lower, the lower chamfering mechanism includes a lower chamfering cutter, a third spindle box and a third motor that drives the lower chamfering cutter to rotate, and the upper chamfering cutter is located above the lower chamfering cutter.

[0011] As an improvement, the face milling cutter includes a plane rough milling cutter and a plane finishing milling cutter. The plane finishing milling cutter is located behind the plane rough milling cutter and protrudes more than the plane rough milling cutter. The first spindle box is provided with a plane finishing milling spindle connected to the plane finishing milling cutter and a plane rough milling spindle connected to the plane rough milling cutter. The plane finishing milling spindle and the plane rough milling spindle are linked by belts or gears and driven by a first motor.

[0012] As an improvement, the second workbench includes a sliding table, a pad block arranged in the middle of the sliding table and a central clamping cylinder arranged above the pad block. A first supporting cylinder is symmetrically provided on both sides of the length direction of the pad block, and a second supporting cylinder is symmetrically provided on both sides of the width direction of the pad block. A first clamping cylinder is correspondingly provided above the first supporting cylinder, and a second clamping cylinder is correspondingly provided above the second supporting cylinder.

[0013] As an improvement, the sliding table is provided with a pad, the pad block is provided in the middle of the pad, the pad block and the pad are an integrated structure, the first supporting oil cylinder and the second supporting oil cylinder are provided on the pad; the first supporting oil cylinder includes a first oil chamber provided on the pad, a first oil seal cooperating with the first oil chamber and a first piston rod provided in the first oil chamber; the second supporting oil cylinder includes a second oil chamber provided on the pad, a second oil seal cooperating with the second oil chamber and a second piston rod provided in the second oil chamber.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] By integrating multiple devices with different processing procedures on the same bed, the position of each processing station is relatively fixed and precise, which facilitates the precise transportation of the workpiece; various processing devices share one bed, which makes the layout more compact, effectively reduces the space occupied by the machine tool, and reduces costs; the use of the flipping and conveying device can realize the automatic flipping and conveying of the workpiece to meet the processing needs of the workpiece, and there is no need for tedious positioning, which can be done in one step, greatly improving the processing efficiency of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a top view of the modular machine tool.

[0017] Figure 2 This is a three-dimensional diagram of the modular machine tool.

[0018] Figure 3 This is an end view of the flip conveyor device cooperating with the bed.

[0019] Figure 4 Schematic diagram of the flip conveying device.

[0020] Figure 5 This is the front view of the first workbench.

[0021] Figure 6 This is a side view of the first workbench.

[0022] Figure 7 This is a top view of the first workbench.

[0023] Figure 8 Schematic diagram of the second processing device.

[0024] Figure 9 This is a top view of the integrated milling head for milling and chamfering.

[0025] Figure 10 It is a side view of the integrated milling head for milling and chamfering.

[0026] Figure 11 Schematic diagram of another type of integrated milling head with milling and chamfering functions.

[0027] Figure 12 This is a top view of the double-sided milling cutter head.

[0028] Figure 13 This is a schematic diagram of the interior of the first spindle box of the double-sided milling cutter.

[0029] Figure 14 Schematic diagram of clamping small-sized workpieces on the second workbench.

[0030] Figure 15 Preset workpiece clamping diagram for the second table length.

[0031] Figure 16 This is a schematic diagram of clamping the workpiece when the width of the second workbench exceeds the preset width. DETAILED DESCRIPTION

[0032] The present invention will be further described below in conjunction with the accompanying drawings.

[0033] like Figure 1 、 2 As shown, a combined machine tool includes an integrated bed 1, a first processing device 3 provided at a first processing station at the front end of the bed 1, and a second processing device 6 provided at a second processing station at the rear end of the bed. A turning and conveying device 2 for traveling between the first processing station and the second processing station is provided on one side of the bed 1. A first workbench 4 for fixing a workpiece 7 is provided at the first processing station, and a second workbench 5 for fixing the workpiece 7 is provided at the second processing station.

[0034] like Figures 2 to 4As shown, the flip conveying device 2 includes an X-axis moving mechanism 21 provided on one side of the bed 1, a Y-axis moving mechanism 22 provided on the X-axis moving mechanism 21, a Z-axis moving mechanism 23 provided on the Y-axis moving mechanism 22, a rotating mechanism 24 provided on the Z-axis moving mechanism 23, and a clamping mechanism 25 provided on the rotating mechanism 24. The X-axis moving mechanism 21 includes a first slide rail 211 provided on the bed 1, a first slide 212 slidably engaged with the first slide rail 211, and a first driving assembly driving the first slide 212; the first slide rail 211 is provided on the side of the bed 1 and is arranged along the length direction of the bed 1, and multiple processing devices can be integrated on the bed 1, and the workpieces can be conveyed in an assembly line through the X-axis moving mechanism 21; the first driving assembly includes a first nut provided on the first slide 212, a first screw engaged with the first nut, and a first motor driving the first screw. The Y-axis moving mechanism 22 includes a second slide rail 223 mounted on the first slide 212, a second slide 222 slidably engaged with the second slide rail 223, and a second drive assembly 221 driving the second slide 222. The second drive assembly 221 includes a second nut mounted on the second slide 222, a second screw engaged with the second nut, and a second motor driving the second screw. The Z-axis moving mechanism 23 includes a third slide rail 233 mounted on the second slide 222, a third slide 232 slidably engaged with the third slide rail 233, and a third drive assembly 231 driving the third slide 232. The third drive assembly 231 includes a third nut mounted on the third slide 232, a third screw engaged with the third nut, and a third motor driving the second screw. The rotating mechanism 24 includes a rotating shaft pivotally connected to the third slide 232, a fourth drive assembly driving the rotating shaft, and a rotating base 251 connected to the rotating shaft. The fourth drive assembly includes a reducer and a fourth motor driving the reducer. The clamping mechanism 25 includes a fourth slide rail 253 provided on a rotating seat 251, two chucks 252 that slide with the fourth slide rail 253, and a hydraulic cylinder that drives the two chucks 252 to move in opposite directions. The two chucks 252 move synchronously and have a centering function, which can center and clamp the workpiece 7 for more precise positioning. When the workpiece 7 is being processed, the chuck is set on one side of the bed 1 away from the processing area, and the chuck will not interfere with the processing of the workpiece 7; when the workpiece needs to be flipped, the X-axis moving mechanism 21 does not move, the Y-axis moving mechanism 22 moves and drives the Z-axis moving mechanism 23 and the clamping mechanism 25 to move toward the workpiece, and the clamping mechanism 25 flips the workpiece 7 under the same cooperation of the Y-axis moving mechanism 22, the Z-axis moving mechanism 23 and the rotating mechanism 24, such as flipping the workpiece 7 180 degrees and flipping the bottom surface to the processing position; after the workpiece 7 is processed, the clamping mechanism 25 can clamp the workpiece 7 again and transport the workpiece 7 to the next workstation through the X-axis moving mechanism 21. Using a robot for clamping and transporting can reduce the secondary positioning work of the workpiece 7, facilitate automated processing and production, and help improve production efficiency.

[0035] like Figure 1 、 3 As shown, the first processing device 3 includes a crossbeam frame 31, a dual-spindle milling head 32 and a first driving mechanism 33 for driving the dual-spindle milling head 32 to move up, down, left and right. The crossbeam frame 31 is fixed to one side of the bed 1 and is arranged opposite to the flip conveyor device 2. The first workbench 4 is located between the first processing device 3 and the flip conveyor device 2. The dual-spindle milling head 32 has two parallel and vertically arranged spindles, one of which is equipped with a rough milling cutter disc at the lower end, and the other is equipped with a fine milling cutter disc at the lower end. The milling head can mill the top surface of the workpiece fixed on the first workbench, and the rough milling cutter disc and the fine milling cutter disc are integrated together to improve the milling efficiency of the milling head. After the surface processing of the workpiece 7 on the first workbench 4 is completed, the workpiece can be flipped 180 degrees by the flip conveyor device 2 to complete the milling process of the top and bottom surfaces of the workpiece 7.

[0036] like Figures 5 to 7As shown, the first workbench 4 includes a rotating table 41 and a partition disposed in the middle of the rotating table 41; the partition divides the rotating table 41 into two areas, one of which is a loading area and the other is a processing area. The flip conveyor device is located on one side of the loading area, and the first processing device 3 is located on the other side of the processing area. Chip guards 42 are provided in the loading and processing areas of the rotating table 41. A chip cleaning drive mechanism 43 is provided on one side of the rotating table 41 for driving the chip guards 42 back and forth. The partition can also be composed of two chip guards 42 placed back to back. The left and right ends of the chip guard plate 42 extend out of the rotating table 41 to form an extension 421. The extension 421 is bent into an L-shape to enhance its structural strength. The lower end of the extension 421 extends downward to the side of the rotating table 41. The chip cleaning drive mechanism 43 acts on the extension 421. The side of the rotating table 41 is also provided with a guide component 46. The groove or slider on the extension 421 slides with the guide component 46. The guide component 46 can improve the stability of the movement of the chip guard plate 42. The lower end of the chip guard plate 42 is bent into an L-shaped portion to enhance the structural strength of the chip guard plate 42. The L-shaped portion is provided with a scraper plate 45 that fits the surface of the rotating table 41 and a number of high-pressure nozzles 44 arranged in a line above the scraper plate 45. The scraper plate 45 is fastened to the chip guard plate 42 by screws. In this embodiment, the surface of the rotating table 41 is flat, and the workpiece is fixed to the surface of the rotating table 1 by magnetic attraction. The chip cleaning drive mechanism 43 is a pneumatic cylinder, a hydraulic cylinder, a gear rack, or a screw-nut mechanism. In this embodiment, a pneumatic cylinder is used as the driving cylinder. The chip cleaning drive mechanisms 43 corresponding to the two chip guards are respectively located on both sides of the rotary table, driving the two chip guards 42 to move in opposite directions. The initial position of the chip guards 42 is in the middle of the rotary table 41. The loading area of ​​the rotary table 41 corresponds to the flipping conveyor device, and the dual-spindle milling head 32 is located above the processing area. The workpiece 7 is loaded manually or by a robot to the loading area of ​​the rotary table 41 for processing. When the workpiece in the processing area is processed, the rotary table rotates 180 degrees, transferring the processed workpiece to the loading area and transferring the workpiece to be processed to the processing area. The flipping conveyor device flips the workpiece 7 whose top surface has been processed 180 degrees. At the same time, the chip guards 42 move outward to clean the iron chips on the rotary table 41. After the iron chips are cleaned, the flipping conveyor device places the workpiece back in the loading area of ​​the rotary table 41.

[0037] like Figures 8 to 11As shown, the second processing device 6 includes a milling and chamfering integrated milling head 61 provided on both sides of the bed, and the milling and chamfering integrated milling heads 61 on both sides can perform milling and chamfering processing on the workpiece 7 at the same time. The milling and chamfering integrated milling head 61 includes a milling mechanism 611 and a chamfering mechanism 612. The milling mechanism 611 includes a face milling cutter 6111, a first spindle box 6112, a first motor for driving the face milling cutter 6111, and a feeding mechanism for driving the first spindle box 6112 to move back and forth; the first motor drives the face milling cutter 6111 to rotate by driving the spindle in the first spindle box 6112, and the feeding mechanism adopts a screw nut mechanism. As shown Figure 12 、 13 As shown, in this embodiment, the face milling cutter can also be set into two, the face milling cutter includes a plane rough milling cutter 6113 and a plane fine milling cutter 6114, the plane fine milling cutter 6114 is located behind the plane rough milling cutter 6113, and the plane fine milling cutter 6114 protrudes forward than the plane rough milling cutter 6113. The front face milling cutter is responsible for rough milling the plane and removing most of the machining allowance, and the rear face milling cutter is responsible for fine milling the plane. When working, the plane rough milling cutter 6113 processes first, and the plane fine milling cutter 6114 processes later, so that rough milling and fine milling can be completed at one time; the first spindle box 6112 is provided with a plane fine milling cutter 6113 and a plane fine milling cutter 6114. 4 and the plane rough milling spindle 6116 connected to the plane rough milling cutter 6113. The plane finishing milling spindle 6117 and the plane rough milling spindle 6116 are linked by a belt 6119 and driven by a first motor 6115. The first motor 6115 is directly connected to the plane finishing milling spindle 6117 through a pulley coupling assembly 6118. The spindle speed is relatively high and is suitable for plane finishing. The first motor 6115 is connected to the plane rough milling spindle 6116 through a synchronous pulley 6110 for speed reduction transmission, thereby increasing the output torque of the plane rough milling spindle 6116 and being suitable for heavy cutting of rough milling planes. Figures 9 to 11As shown, the chamfering mechanism 612 includes an upper chamfering mechanism and a lower chamfering mechanism. When there is only one face milling cutter, the upper chamfering mechanism and the lower chamfering mechanism are located behind the face milling cutter. When two face milling cutters are provided, the upper chamfering cutter and the lower chamfering cutter are located between the plane rough milling cutter 6113 and the plane fine milling cutter 6114. The upper chamfering mechanism includes an upper chamfering cutter 6121, a second spindle box 6122, a second motor for driving the upper chamfering cutter 6121 to rotate, and a driving mechanism 6123 for driving the second spindle box 6122 to rise and fall. The driving mechanism 6123 includes a sliding assembly provided between the second spindle box 122 and the first spindle box 6112, a A nut seat, a screw rod cooperating with the nut seat and a fourth motor driving the screw rod; the lower chamfering mechanism includes a lower chamfering cutter 6124, a third spindle box 6125 and a third motor driving the lower chamfering cutter 6124 to rotate; the upper chamfering mechanism and the lower chamfering mechanism are arranged on the first spindle box 6112, and the upper chamfering cutter 6121, the lower chamfering cutter 6124 and the face milling cutter 6111 are fed synchronously. After the position of the workpiece 7 is determined, the milling and chamfering can be performed at one time; the upper chamfering cutter 6121 is located above the lower chamfering cutter 6124, and the upper chamfering cutter 6121 can be set in a horizontal or vertical type, and the upper and lower chamfering cutters 6124 can chamfer the upper and lower sides of the workpiece 7 at the same time. The milling and chamfering cutters are integrated together, and the workpiece 7 can be chamfered while being milled. Two different processes are completed at one time, shortening the process flow and improving processing efficiency; the position of the lower chamfering milling cutter 6124 is fixed, and the position of the upper chamfering milling cutter 6121 can be adjusted up and down according to the thickness of the workpiece 7.

[0038] like Figures 14 to 16As shown, the second workbench 5 is arranged between two integrated milling and chamfering milling heads 61. The second workbench 5 includes a sliding table 50, a pad 54 arranged in the middle of the sliding table 50, and a central clamping oil cylinder 52 arranged above the pad 54. The pad 54 and the central clamping oil cylinder 52 are positioned correspondingly. First supporting oil cylinders 55 are symmetrically arranged on both sides of the length direction of the pad 54, and second supporting oil cylinders 57 are symmetrically arranged on both sides of the width direction of the pad 54. When the piston rods of the first supporting oil cylinders 55 and the second supporting oil cylinders 57 are extended to the maximum stroke, the tops of the piston rods are at the same height as the pad 54. A first clamping oil cylinder 56 is correspondingly arranged above the first supporting oil cylinder 55, and a second clamping oil cylinder 58 is correspondingly arranged above the second supporting oil cylinder 57. The supporting oil cylinders and the clamping oil cylinders cooperate to clamp the workpiece. The sliding table 50 is provided with a pad 51, with a pad block 54 positioned in the middle of the pad 51. The pad block 54 and the pad 51 may be integral or separate structures. A first supporting cylinder 55 and a second supporting cylinder 57 are also provided on the pad 51. The first supporting cylinder 55 includes a first oil chamber provided on the pad 51, a first oil seal engaged with the first oil chamber, and a first piston rod disposed within the first oil chamber. The second supporting cylinder 57 includes a second oil chamber provided on the pad 51, a second oil seal engaged with the second oil chamber, and a second piston rod disposed within the second oil chamber. The sliding table 50 is coupled to the bed via slide rails. When loading, the sliding table 50 slides out of the operating area of ​​the second processing device 6. The turning conveyor 2 transports workpieces processed by the first processing device 3 along the X-axis moving mechanism 21 to the sliding table 50 of the second worktable 5. After the second worktable 5 secures the workpiece 7, the sliding table 50 slides back into the operating area of ​​the second processing device 6, carrying the workpiece 7. The second workbench 5 is used to replace the work of manually adding or reducing contour blocks 54. After the size of the workpiece is input into the system, the system automatically calculates and determines whether contour blocks are needed; when processing small workpieces, only the center block 54 and the center clamping cylinder 52 are used to clamp the workpiece; when the length direction of the workpiece exceeds the preset workpiece length, the system automatically energizes the hydraulic station solenoid valve, and passes hydraulic oil to the first supporting oil cylinder 55 and the first clamping oil cylinder 56 in the front and rear directions. The piston rods of the two first supporting oil cylinders 55 are extended to the same height as the block 54 and support the workpiece, and the two corresponding first clamping oil cylinders 56 are extended and clamp the workpiece; when the width direction of the workpiece exceeds the preset workpiece width, the system automatically energizes the hydraulic station solenoid valve, and passes hydraulic oil to the second supporting oil cylinders 57 and the second clamping oil cylinder 58 in the left and right directions. The piston rods of the two second supporting oil cylinders 57 are extended to the same height as the block 54 and support the workpiece, and the two corresponding second clamping oil cylinders 58 are extended and clamp the workpiece.

[0039] The principle of this utility model is as follows: multiple devices with different processing procedures are integrated on the same bed, and the position of each processing station is relatively fixed and precise, which is convenient for accurate transportation of workpieces; various processing devices share one bed, the layout is more compact, effectively reducing the space occupied by the machine tool and reducing costs; the turning and conveying device can realize automatic turning and conveying of the workpiece to meet the processing needs of the workpiece, and there is no need for tedious positioning, and it can be done in one step, greatly improving the processing efficiency of the workpiece.

Claims

1. A modular machine tool comprising a bed and a processing device mounted on the bed, characterized in that: The processing device includes a first processing device arranged at the first processing station of the bed and a second processing device arranged at the second processing station of the bed. A turning and conveying device for moving between the first processing station and the second processing station is provided on one side of the bed. A first workbench for fixing the workpiece is provided at the first processing station, and a second workbench for fixing the workpiece is provided at the second processing station.

2. A modular machine tool according to claim 1, characterized in that: The flip conveying device includes an X-axis moving mechanism provided on one side of the machine tool bed, a Y-axis moving mechanism provided on the X-axis moving mechanism, a Z-axis moving mechanism provided on the Y-axis moving mechanism, a rotating mechanism provided on the Z-axis moving mechanism and a clamping mechanism provided on the rotating mechanism; the X-axis moving mechanism includes a first slide rail provided on the bed, a first slide slidably engaged with the first slide rail and a first driving assembly driving the first slide; the Y-axis moving mechanism includes a second slide rail provided on the first slide, a second slide slidably engaged with the second slide rail and a second driving assembly driving the second slide; the Z-axis moving mechanism includes a third slide rail provided on the second slide, a third slide slidably engaged with the third slide rail and a third driving assembly driving the third slide; the rotating mechanism includes a rotating shaft pivotally connected to the third slide, a fourth driving assembly driving the rotating shaft and a rotating seat connected to the rotating shaft; the clamping mechanism includes a fourth slide rail provided on the rotating seat, two chucks slidably engaged with the fourth slide rail and a hydraulic cylinder driving the two chucks to move in opposite directions.

3. A modular machine tool according to claim 2, characterized in that: The first slide rail is arranged on the side of the bed and along the length direction of the bed.

4. The modular machine tool according to claim 1, characterized in that: The first processing device includes a dual-spindle milling head and a first driving mechanism that drives the dual-spindle milling head to move up, down, left, and right.

5. The modular machine tool according to claim 1, characterized in that: The first workbench includes a rotating table and a partition arranged in the middle of the rotating table. The partition divides the rotating table into two areas, one of which is a loading area and the other is a processing area. The first processing device is located on one side of the processing area.

6. A modular machine tool according to claim 5, characterized in that: A chip guard plate is provided in the loading area and the processing area of ​​the turntable, and a chip cleaning drive mechanism is provided on the side of the turntable for driving the chip guard plate to move back and forth; both ends of the chip guard plate extend out of the work table surface to form an extension portion, and the chip cleaning drive mechanism acts on the extension portion, and a guide component is provided on the side of the turntable, and the extension portion slides with the guide component; the lower end of the chip guard plate is provided with a scraper plate that fits the work table surface, and one side of the chip guard plate is provided with a plurality of high-pressure nozzles facing the turntable.

7. The modular machine tool according to claim 1, characterized in that: The second processing device includes a milling mechanism and a chamfering mechanism; the milling mechanism includes a face milling cutter, a first spindle box and a first motor that drives the face milling cutter; the chamfering mechanism includes an upper chamfering mechanism and a lower chamfering mechanism, the upper chamfering mechanism includes an upper chamfering cutter, a second spindle box, a second motor that drives the upper chamfering cutter to rotate and a lifting drive mechanism that drives the second spindle box to lift and lower, the lower chamfering mechanism includes a lower chamfering cutter, a third spindle box and a third motor that drives the lower chamfering cutter to rotate, and the upper chamfering cutter is located above the lower chamfering cutter.

8. The modular machine tool according to claim 7, characterized in that: The face milling cutter includes a plane rough milling cutter and a plane finishing milling cutter. The plane finishing milling cutter is located behind the plane rough milling cutter and protrudes more than the plane rough milling cutter. The first spindle box is provided with a plane finishing milling spindle connected to the plane finishing milling cutter and a plane rough milling spindle connected to the plane rough milling cutter. The plane finishing milling spindle and the plane rough milling spindle are linked by belts or gears and driven by a first motor.

9. The modular machine tool according to claim 1, characterized in that: The second workbench includes a sliding table, a pad block arranged in the middle of the sliding table and a central clamping cylinder arranged above the pad block. First supporting cylinders are symmetrically provided on both sides of the length direction of the pad block, and second supporting cylinders are symmetrically provided on both sides of the width direction of the pad block. A first clamping cylinder is correspondingly provided above the first supporting cylinder, and a second clamping cylinder is correspondingly provided above the second supporting cylinder.

10. The modular machine tool according to claim 9, characterized in that: The sliding platform is provided with a pad, the pad is provided in the middle of the pad, the pad and the pad are an integral structure, the first supporting oil cylinder and the second supporting oil cylinder are provided on the pad; the first supporting oil cylinder includes a first oil chamber provided on the pad, a first oil seal cooperating with the first oil chamber and a first piston rod provided in the first oil chamber; the second supporting oil cylinder includes a second oil chamber provided on the pad, a second oil seal cooperating with the second oil chamber and a second piston rod provided in the second oil chamber.

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