CN116276087A - Process machine tool for large-stroke process combined machining - Google Patents

Abstract

The invention is applicable to the technical field of machine tools, and provides a process machine tool for compound machining in a large-stroke working procedure, wherein a track beam and a clamp system bear the positioning and clamping functions of a workpiece; the horizontal process composite machining unit is a track beam driving motor mounting dimension standard machining unit and is used for carrying out composite machining of important processes such as boring, milling, drilling and tapping of a workpiece; the vertical process composite processing unit is a track installation and guide size reference processing unit of a track beam and is used for carrying out composite processing on important processes such as milling, drilling, reaming, tapping and the like of a workpiece. The vertical double-spindle motion unit and the horizontal double-spindle motion unit are arranged on two sides of a workpiece, so that the safety performance can be improved, the occupied area can be reduced, the moving distance of operators can be reduced, the simultaneous processing of the working procedures of the top surface and the side surface can be met, and the working procedures of milling, drilling, boring, reaming and tapping can be compounded.

Description

A process machine tool for complex processing of large stroke procedures

technical field

The present disclosure relates to the technical field of machine tools, in particular to a process machine tool for complex processing of large-stroke procedures.

Background technique

Machine tools are equipment used to manufacture machine parts, generally divided into metal cutting machine tools, forging machine tools and woodworking machine tools, etc. Machine tools are usually composed of supporting components, feed mechanisms, speed change mechanisms, and control and operating systems;

The cutting process of the machine tool is realized by the relative movement between the tool and the workpiece.

The Chinese patent discloses a processing technology of a numerically controlled inner circle end surface turning and grinding compound machine tool (notification number CN105499999B). On the first displacement device, and its movement is controlled by the first displacement device, the clamping mechanism is provided with a grinding wheel dresser corresponding to the grinding wheel mechanism, and the second displacement device is provided with a number of installation stations, a turning tool mechanism and a grinding wheel mechanism They are respectively placed on the installation stations, and the bed is also provided with a controller electrically connected to the clamping mechanism, the grinding wheel mechanism, the first displacement device, the second displacement device and the grinding wheel dresser. The invention has reasonable and simple structure, stable operation and high processing efficiency.

However, there are still deficiencies in view of this patent and the prior art. Now the machine tool generally can only process a single type of work on the workpiece when processing the workpiece, which reduces the work efficiency. Therefore, those skilled in the art provide a process machine tool for complex processing of large-stroke procedures to solve the problems raised in the above-mentioned background technology.

Contents of the invention

The purpose of the present disclosure is to propose a process machine tool for complex processing of large-stroke procedures, aiming at solving the problems of existing independent solutions.

To achieve this goal, the present disclosure adopts the following technical solutions: a process machine tool for complex processing of large-stroke processes, including a track beam and a clamp system, and horizontal process complex processing units arranged on both sides of the track beam and clamp system from left to right Composite processing unit with vertical process;

The crawler beam and the fixture system undertake the positioning and clamping functions of the workpiece;

The horizontal process composite processing unit is the drive motor installation size reference processing unit of the crawler beam, which undertakes the composite processing of important processes such as boring, milling, drilling and tapping of the workpiece;

The vertical process compound processing unit is the crawler track installation and guide size reference processing unit of the track beam, which is responsible for the compound processing of important processes such as milling, drilling, reaming and tapping of the workpiece.

Preferably, the base of the horizontal complex processing unit is fixedly connected to the foundation, and the horizontal process complex processing unit has a three-axis stroke of 6000x750x750mm.

Preferably, the base of the vertical process composite processing unit is fixedly connected to the foundation, and the vertical process composite processing unit has a three-axis stroke of 6000x950x750mm.

Preferably, the horizontal process complex machining unit includes a first main shaft component, a forward tool magazine, a first column component, a first cross slide component, a first X-direction feed mechanism component and a first base component;

The first main shaft part adopts servo motor and 8YU tooth-shaped synchronous belt 1:2 speed reduction transmission, and the speed of the first main shaft part is 500rpm, the speed range is 20-4000rpm, the maximum torque is 286, and the maximum power is 18.5Kw;

The positive tool magazine realizes the automatic replacement of the spindle tool through the manipulator and the T code, improves the safety performance of the automatic tool replacement on both sides, and facilitates the operator to control the opposite tool magazine on the same side;

The first column part provides guide rail pairs in two directions of YZ, Y guide rail pairs up and down, and Z guide rail pairs front and rear, which are the key basic parts for the rigidity of the whole machine, and are designed for a thin-walled and multi-rib frame with high rigidity;

The first cross slide part provides guide rail pairs in XZ directions, front and rear Z guide rail pairs and feed mechanism, double guide rail pairs support and guide, multi-slider bearing design, digital servo motor drive, precision ball screw Auxiliary transmission ensures stable and reliable operation accuracy in the Z direction;

The first X-direction feed mechanism component is an X-direction feed mechanism component of double motors + double gears + precision rack;

The first base part provides guide rail pairs and feed support in the X direction. The X-direction guide rail pair is a large-span structure of three guide rails and a multi-slider bearing design to ensure stable and reliable running accuracy in the X direction.

Preferably, the horizontal process compound processing unit further includes a first mobile walking platform, a first guide rail protective cover, a first electric control cabinet and a first operation hanging part;

The first mobile walking platform provides a safe activity space for operators, and is equipped with safety protection visible baffles and guardrails;

The first guide rail protective cover can isolate the pollution of the guide rail pair and the rack and pinion by cutting fluid, chips, dust, etc.;

The first electric control cabinet is installed on the first mobile walking platform;

The first operation hanging part meets the observation and monitoring requirements of the horizontal spindle, and can also control the opposite vertical process compound processing unit, and can start or stop the two units with one key while ensuring the safety of the tooling and fixtures. automatic running.

Preferably, the vertical process composite machining unit includes a second main shaft component, a reverse tool magazine, a second column component, a second cross slide component, a second X-direction feed mechanism component, a second base component, a second Mobile walking platform, double oil cylinder balance device, second guide rail protective cover, second electric control cabinet and second operating hanging parts;

The second main shaft part adopts servo motor and 8YU tooth-shaped synchronous belt 1:2 speed reduction transmission, the speed is 500rpm, the speed range is 20-4000rpm, the maximum torque is 286Nm, and the maximum power is 18.5Kw;

The reverse tool magazine realizes the automatic replacement of the spindle tool through the manipulator and the T code, and is designed for reverse symmetrical installation, and the capacity of the reverse tool magazine is 30 pieces;

The second column component provides guide rail pairs in two directions of YZ, Z guide rail pairs up and down, and Y guide rail pairs in front and rear, which are the key basic parts for the rigidity of the whole machine;

The second cross slide part provides guide rail pairs in XY directions, front and rear are Y guide rail pairs and feed mechanism, double guide rail pairs support and guide, multi-slider bearing design, digital servo motor drive, precision ball screw Auxiliary transmission ensures stable and reliable Y-direction running accuracy;

The second X-direction feed mechanism component is an X-direction feed mechanism component of double motors + double gears + precision rack;

The second base part provides the guide rail pair and feed support in the X direction, and the X guide rail pair is a large-span structure of three guide rails and a multi-slider bearing design to ensure stable and reliable operation accuracy in the X direction;

The second mobile walking platform provides a safe activity space for operators, and is equipped with safety protection visible baffles and guardrails;

The double oil cylinder balance device can ensure the safety and stable output accuracy of the large workpiece processing environment, and ensure the processing quality of the workpiece;

The second guide rail protective cover can isolate the pollution of the guide rail pair and the rack and pinion from cutting fluid, chips, dust, etc.;

The second electric control cabinet is installed on the second mobile walking platform;

The second operation suspension part can make various signals without attenuation and interference.

Preferably, an organic knife bin bracket is provided at the bottom of the reverse knife bin, an adjustment block is arranged at the connection between the knife bin bracket and the reverse bin, and a reverse manipulator is arranged under the reverse bin, so that A guide key is arranged at the joint between the reverse knife bin and the knife bin bracket.

Preferably, the double oil cylinder balancing device includes a fixed bracket, a universal joint, an oil cylinder bracket, a balance oil cylinder and an accumulator, one side of the fixed bracket is provided with an accumulator, and the lower surface of the fixed bracket is symmetrically provided with universal The lower surface of the universal joint is provided with an oil cylinder support, and the lower surface of the oil cylinder support is provided with a balance oil cylinder.

Preferably, the crawler beam and the fixture system include a T-shaped slot, a workbench, a vertical process part and a horizontal process part, the upper surface of the workbench is symmetrically provided with T-shaped grooves, and the upper surface of the workbench is at T A vertical process part is arranged above the groove, and a horizontal process part is arranged at one end of the vertical process part.

The beneficial effect of the present disclosure is that: the vertical dual-spindle motion unit and the horizontal dual-spindle motion unit of the present invention are arranged on both sides of the workpiece, which can improve safety performance and reduce the floor area and the moving distance of the operator to meet The process of the top surface and the side is processed at the same time, which can be combined with milling process, drilling, boring, reaming and tapping process. At the same time, it has complete CNC machine tool functions. It uses the standard CNC system G code, T code and M code to program and execute, realizing the whole process of CNC From the program, it can realize the target position of each tool, the process content and increase or decrease, the sequence before and after the process, various compensations and management, etc. It is suitable for the crawler beams of all construction machinery, and can also be extended to other attributes with mutually perpendicular processing surfaces The characteristic parts realize the universal function, and one machine is multi-purpose.

Description of drawings

Fig. 1 is a structural schematic diagram of a process machine tool for compound processing of large-stroke procedures;

Fig. 2 is a top view of a process machine tool for compound processing of large-stroke procedures;

Fig. 3 is a side view of a horizontal process compound processing unit in a process machine tool for large stroke process compound processing;

Fig. 4 is a top view of a horizontal process compound processing unit in a process machine tool for large-stroke process compound processing;

Fig. 5 is a structural schematic diagram of the first operation hanging part in a process machine tool for complex processing of large-stroke procedures;

Fig. 6 is a structural schematic diagram of a vertical process compound processing unit in a process machine tool for compound processing of large stroke processes;

Fig. 7 is a top view of a vertical process compound processing unit of a process machine tool for compound processing of large stroke processes;

Fig. 8 is a structural schematic diagram of a dual-cylinder balancing device in a process machine tool for compound processing of large-stroke procedures;

Fig. 9 is a structural schematic diagram of the second electric control cabinet in a process machine tool for complex processing of large-stroke procedures;

Fig. 10 is a structural schematic diagram of a reverse tool magazine in a process machine tool for complex processing of large-stroke procedures;

Fig. 11 is a structural schematic diagram of a reverse manipulator in a process machine tool for complex processing of large-stroke procedures;

Fig. 12 is a front view of a double oil cylinder balancing device in a process machine tool for compound processing of large-stroke procedures;

Fig. 13 is a structural schematic diagram of an accumulator in a process machine tool for complex processing of large-stroke procedures;

Fig. 14 is a structural schematic diagram of a fixed bracket in a process machine tool for compound processing of a large-stroke process;

Fig. 15 is a structural schematic diagram of a crawler beam and a fixture system in a process machine tool for complex processing of large-stroke procedures.

In the figure: 1. Track beam and fixture system; 11. T-slot; 12. Workbench; 13. Vertical process part; 14. Horizontal process part;

2. Horizontal process compound processing unit; 21. The first spindle part; 22. The forward tool magazine; 23. The first column part; 24. The first cross slide part; 25. The first X-direction feed mechanism part; 26. The first base part; 27. The first mobile walking platform; 28. The first guide rail protective cover; 29. The first electric control cabinet; 20. The first operation hanging part;

3. Vertical process compound processing unit; 31. Second spindle component; 32. Reverse tool magazine; 321. Guide key; 322. Adjustment block; 323. Tool magazine bracket; 324. Reverse manipulator; 33. Second column Parts; 34. Parts of the second cross slide; 35. Parts of the second X-direction feed mechanism; 36. The second base part; 37. The second mobile walking platform; 38. Double oil cylinder balance device; 381. Fixed bracket; 382, universal joint; 383, oil cylinder support; 384, balance oil cylinder; 385, accumulator; 39, second guide rail protective cover; 30, second electric control cabinet; 311, second operation hanging part.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the present invention, but not all of them.

The components of the embodiments of the invention generally described and shown in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention.

A process machine tool for complex processing of large-stroke processes, including a track beam and a clamp system 1, and a horizontal process compound processing unit 2 and a vertical process compound processing unit 3 arranged on both sides of the track beam and the clamp system 1 from left to right;

Track beam and fixture system 1 undertakes the positioning and clamping functions of workpieces;

The horizontal process compound processing unit 2 is the standard processing unit for the installation size of the drive motor of the crawler beam, and undertakes the compound processing of important processes such as boring, milling, drilling and tapping of the workpiece;

The vertical process complex processing unit 3 is the crawler track installation and guide size reference processing unit of the track beam, which is responsible for the complex processing of important processes such as milling, drilling, reaming and tapping of the workpiece.

Specifically, the base of the horizontal process composite processing unit 2 is fixedly connected to the foundation, and the horizontal process composite processing unit 2 has a three-axis stroke of 6000x750x750mm; The capacity is 30 pieces, which can adapt to the compound processing of various processes of different workpieces. The positioning accuracy is 0.02/1000mm, and the stroke of 6 meters is not more than 0.05mm; the rapid movement speed is 24 meters per minute, and the vertical process compound processing unit V is within 6 meters. The stroke direction is the same mechanical zero point, and the power drives of the two units can be independently controlled and operated, or can be positioned synchronously to improve processing quality and dimensional consistency.

Specifically, the base of the vertical process composite processing unit 3 is fixedly connected to the foundation, and the vertical process composite processing unit 3 has a three-axis stroke of 6000x950x750mm; the tapered hole of the vertical spindle is a large-diameter BT50 specification, and the innovatively designed reverse The manipulator and the tool magazine (with a symmetrical structure to the tool magazine of the horizontal process compound processing unit) have a tool capacity of 30 pieces, which can adapt to the compound processing of various processes for different workpieces. The direction is the same mechanical zero point, and the power drives of the two units can be independently controlled and operated, or can be positioned synchronously to improve processing quality and dimensional consistency.

Specifically, the horizontal process complex machining unit 2 includes a first spindle component 21, a forward tool magazine 22, a first column component 23, a first cross slide component 24, a first X-direction feed mechanism component 25 and a first base component 26;

The first main shaft part 21 adopts servo motor and 8YU tooth type synchronous belt 1:2 speed reduction transmission, and the speed of the first main shaft part 21 is 500rpm, the speed range is 20-4000rpm, the maximum torque is 286Nm, and the maximum power is 18.5Kw ;Hydraulic tool loosening, butterfly spring group tensioning, four-petal claw clamping tool handle pull nail design, high tool centering accuracy. The spindle taper hole of BT50 is an interface for automatic tool change that is mature in the market;

The positive tool magazine 22 realizes the automatic replacement of the spindle tool through the manipulator and T code, improves the safety performance of automatic tool replacement on both sides, and facilitates the operator to control the opposite tool magazine on the same side; reduces the moving distance of the operator and shortens the auxiliary time; The weight of the nearly 1000kg tool magazine body and the tool is completely placed on the bracket directly below, without the problem of partial load and side bending stress caused by the side hanging of the knife magazine, and also reduces the center of gravity of the moving parts; the designed magazine capacity is 30 pieces (each set The actual processing of the track beam requires about 12 tools, which can meet the processing requirements of more than two kinds of workpieces. The tool exchange time is not more than 6 seconds, and the maximum tool weight is 15kg;

The first column part 23 provides guide rail pairs in two directions of YZ, Y guide rail pairs up and down, and Z guide rail pairs front and rear, which are the key basic parts for the rigidity of the whole machine, and are designed for a thin-walled and multi-rib frame with high rigidity; HT300 High-strength cast iron casting, multiple aging treatment process;

The first cross slide part 24 provides guide rail pairs in XZ directions, front and rear Z guide rail pairs and feed mechanism, double guide rail pair support guide, multi-slider bearing design, digital servo motor drive, precision ball screw pair The transmission ensures stable and reliable operation accuracy in the Z direction; the left and right movement of the slide table is the X-guided rail pair, which is the key basic part of the rigidity of the whole machine. It is designed for high rigidity with thin walls and multiple ribs. process;

The first X-direction feed mechanism component 25 is an X-direction feed mechanism component with double motors + double gears + precision rack; the servo motor is the main drive motor, and the rear servo motor detects and follows the position and load of the front motor, real-time Equivalent load ratio is provided to automatically eliminate the movement gap; during reverse movement, the roles of the original front and rear motors are reversed, that is, the front motor is behind (becomes the rear motor), and the rear motor is in the front (becomes the front motor ), the front servo motor is still the main drive motor, and the rear servo motor detects and follows the position and load of the front motor, provides an equivalent load ratio in real time, and automatically eliminates the motion gap, and the action principle is the same;

The first base part 26 provides the guide rail pair and feed support in the X direction. The X guide rail pair is a large-span structure with three guide rails and a multi-slider bearing design to ensure stable and reliable running accuracy in the X direction; the bottom of the base is passed through an adjustable pad The iron and threaded sleeves are fixedly connected to the foundation, which is the key basic process for the rigidity of the whole machine. The base body is a thin-walled, multi-ribbed, box-shaped high-rigidity design. HT300 high-strength cast iron is integrally cast (about 8 meters in length) and cast many times. Aging treatment process. The upper part covers the left and right guide rail protection cover W08, which isolates the pollution of the guide rail pair and rack and pinion by cutting fluid, chips, dust, etc.; the protection is a steel telescopic structure, which allows the necessary stepping load, and can also divert and collect chips to the automatic chip conveyor .

Specifically, the horizontal process complex processing unit 2 also includes a first mobile walking platform 27, a first guide rail protective cover 28, a first electric control cabinet 29 and a first operation suspension part 20;

The first mobile walking platform 27 provides a safe activity space for operators, and safety protection visible baffles and guardrails are set;

The first guide rail protective cover 28 can isolate the pollution of cutting fluid, chips, dust, etc. to the guide rail pair and rack and pinion; the protection is a steel telescopic structure, which allows the necessary stepping load, and can also divert and collect chips to the automatic chip conveyor;

The first electric control cabinet 29 is installed on the first mobile walking platform 27;

The first operation hanging part 20 meets the observation and monitoring requirements of the horizontal spindle, and can also control the opposite vertical process complex processing unit 3, and can start or stop the two units with one key while ensuring the safety of the tooling and fixtures. automatic running.

In addition to this solution, many limit and protection measures are set to ensure the safety and stable output accuracy of the large-scale workpiece processing environment, and ensure the processing quality of the workpiece.

Specifically, the vertical process complex machining unit 3 includes a second spindle component 31, a reverse tool magazine 32, a second column component 33, a second cross slide component 34, a second X-direction feed mechanism component 35, and a second base Component 36, second mobile walking platform 37, double oil cylinder balancing device 38, second guide rail protective cover 39, second electric control cabinet 30 and second operation hanging part 311;

The second main shaft part 31 adopts servo motor and 8YU tooth-shaped synchronous belt 1:2 speed reduction transmission, the speed is 500rpm, the speed range is 20-4000rpm, the maximum torque is 286Nm, and the maximum power is 18.5Kw; it supports the maximum speed of 10000rpm. The design of hydraulic tool loosening, butterfly spring group tensioning, four-petal claw clamping tool handle pull nail design, high tool centering accuracy, BT50 spindle taper hole, is a mature tool automatic replacement interface in the market, and the docking with the tool magazine Reliable and durable, the spindle box is the executive component of the Z-direction coordinates, moving up and down along the column, double guide rail pair support guide, multi-slider bearing design, digital servo motor drive, precision ball screw pair transmission, to ensure stable and reliable operation accuracy in the Z direction .

The reverse tool magazine 32 realizes the automatic replacement of the spindle tool through the manipulator and T code. It is designed for reverse symmetrical installation, and the capacity of the reverse tool magazine 32 is 30 pieces; The safety performance of automatic tool replacement on both sides reduces the moving distance of the operator and shortens the auxiliary time;

The second column part 33 provides guide rail pairs in two directions of YZ, Z guide rail pairs up and down, and Y guide rail pairs front and rear, which are the key basic parts for the rigidity of the whole machine; it is designed for high rigidity with thin walls and multiple ribs, and HT300 high strength Cast iron casting, multiple aging treatment process;

The second cross slide part 34 provides guide rail pairs in XY directions, front and rear Y guide rail pairs and feed mechanism, double guide rail pair support guide, multi-slider bearing design, digital servo motor drive, precision ball screw pair The transmission ensures stable and reliable running accuracy in the Y direction; the left and right movement of the sliding table is the X-guided rail pair, which is the key basic part of the rigidity of the whole machine. It is designed for high rigidity with thin walls and multiple ribs. process;

The second X-direction feed mechanism part 35 is the X-direction feed mechanism part of double motor + double gear + precision rack; the servo motor is the main drive motor, and the rear servo motor detects and follows the position and load of the front motor, real-time Equivalent load ratio is provided to automatically eliminate the movement gap; during reverse movement, the roles of the original front and rear motors are reversed, that is, the front motor is behind (becomes the rear motor), and the rear motor is in the front (becomes the front motor ), the front servo motor is still the main drive motor, and the rear servo motor detects and follows the position and load of the front motor, provides an equivalent load ratio in real time, and automatically eliminates the motion gap, and the action principle is the same;

The second base part 36 provides the guide rail pair and feed support in the X direction. The X guide rail pair is a large-span structure of three guide rails and a multi-slider bearing design to ensure stable and reliable running accuracy in the X direction; the bottom of the base is passed through an adjustable pad The iron and threaded sleeves are fixedly connected to the foundation, which is the key basic process for the rigidity of the whole machine. The base body is a thin-walled, multi-ribbed, box-shaped high-rigidity design. HT300 high-strength cast iron is integrally cast (about 8 meters in length) and cast many times. Aging treatment process;

The second mobile walking platform 37 provides a safe activity space for operators, and a safety protection visible baffle and guardrail are set;

The double oil cylinder balance device 38 can ensure the safety and stable output accuracy of the large workpiece processing environment, and ensure the processing quality of the workpiece;

The second guide rail protective cover 39 can isolate the pollution of the guide rail pair and the rack and pinion by cutting fluid, chips, dust, etc.; the protection is a steel telescopic structure, which allows the necessary trampling load;

The second electric control cabinet 30 is installed on the second mobile walking platform 37;

The second operation suspension part 311 can make all kinds of signals without attenuation and interference.

Concrete, the bottom of reverse knife storehouse 32 is provided with organic knife storehouse support 323, and the junction of knife storehouse support 323 and reverse knife storehouse 32 is provided with adjusting block 322, and the bottom of reverse knife storehouse 32 is provided with reverse manipulator 324, A guide key 321 is provided at the junction of the reverse knife bin 32 and the knife bin bracket 323 .

Further in this scheme, the symmetrical reverse knife storehouse 32 is on the right side of the spindle box, and one of the position adjustments of the reverse knife storehouse 32 is to be close to or away from the spindle box. It is designed with a guide key 321 and a screw top pull mechanism. To buckle the knife, turn counterclockwise to exchange; since the entire tool magazine moves with the second cross slide part 34, and the total weight of the reverse knife magazine 32 and the installed tool is not less than 1000kg, only by the combination of the facade, there is a large The lateral tipping force acts on the knife compartment support 323. The present invention designs two adjustable blocks 322 at the bottom of the knife compartment and the front part of the knife compartment support 323 to unload the weight of the knife compartment in order to solve this problem; The unloading mechanism is a threaded sleeve structure, and after the rotation adjustment, the nut is locked to maintain the position; the horizontal two-point adjustment method can stably lift the knife compartment and avoid twisting stress at the non-center of gravity position at a single point; the knife compartment bracket 323 and the second cross The joint surface of the sliding table part 34 is another position for adjusting the position of the knife compartment. The planning and design support surface is completely within the center of gravity of the knife compartment part, which belongs to a stable component structure, that is, this set of components can stand stably, so it will not be damaged. The second Oldham member 34 generates a tipping force.

Specifically, the double oil cylinder balancing device 38 includes a fixed bracket 381, a universal joint 382, an oil cylinder bracket 383, a balance oil cylinder 384 and an accumulator 385, and one side of the fixed bracket 381 is provided with an accumulator 385, and the lower side of the fixed bracket 381 A universal joint 382 is arranged symmetrically on the surface, an oil cylinder support 383 is arranged on the lower surface of the universal joint 382 , and a balance oil cylinder 384 is arranged on the lower surface of the oil cylinder support 383 .

Further in this scheme, the double oil cylinders are symmetrically arranged on both sides of the headstock, close to the vertical guide rail pair, and the oil cylinder bracket 383 is fixedly connected with the headstock by using the shaft shoulder and the joint surface (the shaft shoulder can bear the shear force up and down), and the double oil cylinder Share an accumulator 385 as the oil supply power source to ensure that the two oil cylinders have the same pressure and output equal balance force, so that the balance force of a single oil cylinder is reduced and the resultant force remains unchanged; the span of the two oil cylinders and the proximity to the guide rail The pair shortens the moment arm to ensure that the double balance force will not add non-center-balanced deflection force, optimize the operating environment of the guide rail pair, and improve the operating speed and accuracy.

Specifically, the crawler beam and fixture system 1 includes a T-shaped slot 11, a workbench 12, a vertical process part 13 and a horizontal process part 14. The upper surface of the workbench 12 is symmetrically provided with a T-shaped groove 11, and the workbench 12 The upper surface is provided with a vertical process position 13 above the T-shaped groove 11, and one end of the vertical process position 13 is provided with a horizontal process position 14, and the spacing of the T-shaped groove 11 is 160mm, so that the workpiece can be positioned as a fixture; It can be used as the force point of the T-slot locking bolt, and the horizontal layout can also effectively avoid the workpiece. The bottom surface of the workbench is fixedly connected to the foundation, which enhances the rigidity of the workpiece clamping system and facilitates efficient processing.

The working principle and application process of the present invention: first, manually load and unload the crawler beam, clean the positioning surface of the workbench, and manually lean against the positioning, auxiliary support, multi-point clamping according to the process requirements, check the reliability of positioning and clamping, and confirm that it is correct , two-hand safety confirmation double button, enter the program running state; at this time, the horizontal process compound processing unit and the vertical process compound process unit quickly move to the program setting position; and the tool magazine automatically selects the tool set by the program; the program is completed Rough and fine milling of planes and bosses, rough and fine boring, drilling and reaming, tapping and chamfering and other processes; horizontal process compound processing unit and vertical process compound process unit run simultaneously; cooling, lubrication, chip conveyor Wait for the program to start running, and each detection and protection mechanism runs; after the program runs, each processing unit quickly returns to the program setting position; the alarm light (yellow light flashes), the buzzer sounds to remind the operator; repeat the above actions to The processing of the workpiece can be completed.

The above descriptions 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 should be included in the protection of the present invention. within range.

Claims (9)

1. A process machine tool for compound processing of large-stroke procedures, characterized in that it comprises a track beam and a clamp system (1) and a horizontal process compound processing unit arranged on both sides of the track beam and the clamp system (1) from left to right (2) and vertical process compound processing unit (3); The crawler beam and the fixture system (1) undertake the positioning and clamping functions of the workpiece; The horizontal process compound processing unit (2) is the drive motor installation size reference processing unit of the crawler beam, which undertakes the compound processing of important processes such as boring, milling, drilling and tapping of the workpiece; The vertical process compound processing unit (3) is the crawler track installation and guide size reference processing unit of the track beam, which undertakes compound processing of important processes such as milling, drilling, reaming and tapping of workpieces. 2. the process machine tool of a kind of large-stroke process compound processing as claimed in claim 1, is characterized in that, the base of described horizontal process compound processing unit (2) is fixedly connected with foundation, and horizontal process compound process unit ( 2) The three-axis stroke is 6000x750x750mm. 3. the process machine tool of a kind of large-stroke process compound processing as claimed in claim 1, is characterized in that, the base of described vertical process compound processing unit (3) is fixedly connected with foundation, and vertical process compound process unit ( 3) The three-axis stroke is 6000x950x750mm. 4. A process machine tool for complex processing of large-stroke processes as claimed in claim 1, wherein said horizontal process compound processing unit (2) comprises a first spindle component (21), a forward tool magazine (22 ), the first column part (23), the first cross slide part (24), the first X-direction feed mechanism part (25) and the first base part (26); The first main shaft part (21) adopts servo motor and 8YU tooth-shaped synchronous belt 1:2 speed reduction transmission, and the speed of the first main shaft part (21) is 500rpm, the speed range is 20-4000rpm, and the maximum torque is 286N m, maximum power 18.5Kw; The forward tool magazine (22) realizes the automatic replacement of the spindle tool through the manipulator and the T code, improves the safety performance of the automatic tool replacement on both sides, and facilitates the operator to control the opposite tool magazine on the same side; The first column component (23) provides guide rail pairs in two directions of YZ, Y guide rail pairs up and down, and Z guide rail pairs front and rear, which are the key basic parts for the rigidity of the whole machine, and are thin-walled and multi-rib frame-shaped high stiffness design; The first cross slide part (24) provides guide rail pairs in XZ directions, front and rear Z guide rail pairs and feed mechanism, double guide rail pairs support and guide, multi-slider bearing design, digital servo motor drive, precision Ball screw pair transmission ensures stable and reliable Z-direction running accuracy; The first X-direction feed mechanism component (25) is an X-direction feed mechanism component of double motors + double gears + precision rack; The first base part (26) provides guide rail pairs and feed support in the X direction, and the X guide rail pair is a large-span structure of three guide rails and a multi-slider bearing design to ensure stable and reliable running accuracy in the X direction. 5. A process machine tool for complex processing of large stroke procedures as claimed in claim 1, characterized in that, said horizontal process complex processing unit (2) also includes a first movable walking table (27), a first guide rail Protective cover (28), the first electric control cabinet (29) and the first operation suspension part (20); The first mobile walking platform (27) provides a safe activity space for operators, and safety protection visible baffles and guardrails are set; The first guide rail protective cover (28) can isolate the pollution of the guide rail pair and the rack and pinion by cutting fluid, chips, dust, etc.; The first electric control cabinet (29) is installed on the first mobile walking platform (27); The first operation hanging part (20) meets the observation and monitoring requirements of the horizontal spindle, and can also control the opposite vertical process composite processing unit (3), and can be started with one key under the condition of ensuring the safety of the fixture Or stop automatic operation of both units. 6. The process machine tool of a kind of large-stroke process composite processing as claimed in claim 1, wherein, the vertical process composite processing unit (3) comprises a second main shaft component (31), a reverse tool magazine (32 ), the second column part (33), the second cross slide part (34), the second X-direction feed mechanism part (35), the second base part (36), the second mobile walking platform (37), Double oil cylinder balancing device (38), second guide rail protective cover (39), second electric control cabinet (30) and second operation hanging part (311); The second main shaft component (31) adopts a servo motor and an 8YU tooth-shaped synchronous belt 1:2 speed reduction transmission, the speed is 500rpm, the speed range is 20-4000rpm, the maximum torque is 286Nm, and the maximum power is 18.5Kw; The reverse knife bin (32) realizes the automatic replacement of the main shaft tool through the manipulator and the T code, and is designed for reverse symmetrical installation, and the capacity of the reverse knife bin (32) is 30 pieces; The second column part (33) provides guide rail pairs in two directions of YZ, Z guide rail pairs up and down, and Y guide rail pairs in front and back, which are the key basic parts of the rigidity of the whole machine; The second cross slide part (34) provides guide rail pairs in XY directions, front and rear are Y guide rail pairs and feed mechanism, double guide rail pairs support and guide, multi-slider bearing design, digital servo motor drive, precision The ball screw pair transmission ensures stable and reliable operation accuracy in the Y direction; The second X-direction feed mechanism component (35) is an X-direction feed mechanism component of double motors+double gears+precision rack; The second base part (36) provides guide rail pairs and feed support in the X direction, and the X guide rail pair is a large-span structure of three guide rails and a multi-slider load-bearing design to ensure stable and reliable running accuracy in the X direction; The second mobile walking platform (37) provides a safe activity space for operators, and safety protection visible baffles and guardrails are set; The double oil cylinder balancing device (38) can ensure the safety and stable output accuracy of the large workpiece processing environment, and ensure the processing quality of the workpiece; The second guide rail protective cover (39) can isolate the pollution of the guide rail pair and the rack and pinion by cutting fluid, chips, dust, etc.; The second electric control cabinet (30) is installed on the second mobile walking platform (37); The second operation hanging part (311) can make various signals without attenuation and interference. 7. The process machine tool of a kind of large-stroke procedure compound processing as claimed in claim 1, it is characterized in that, the bottom of described reverse knife storehouse (32) is provided with organic knife storehouse support (323), and described knife storehouse support ( 323) is provided with an adjustment block (322) at the junction of the reverse knife bin (32), and a reverse manipulator (324) is arranged below the reverse knife bin (32), and the reverse knife bin (32) A guide key (321) is provided at the connection with the knife bin bracket (323). 8. The process machine tool for compound processing of a kind of large-stroke process as claimed in claim 1, characterized in that, the double oil cylinder balancing device (38) comprises a fixed bracket (381), a universal joint (382), an oil cylinder support ( 383), balance oil cylinder (384) and accumulator (385), one side of the fixed bracket (381) is provided with an accumulator (385), and the lower surface of the fixed bracket (381) is symmetrically provided with a universal joint (382), the lower surface of the universal joint (382) is provided with an oil cylinder support (383), and the lower surface of the oil cylinder support (383) is provided with a balance oil cylinder (384). 9. A process machine tool for complex processing of large-stroke procedures as claimed in claim 1, wherein the crawler beam and the clamp system (1) include a T-shaped slot (11), a workbench (12), a vertical Process site (13) and horizontal process site (14), the upper surface of described workbench (12) is provided with T-shaped groove (11) symmetrically, and the upper surface of workbench (12) is in T-shaped groove (11) A vertical process site (13) is arranged above the vertical process site (13), and a horizontal process site (14) is provided at one end of the vertical process site (13).

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