Disclosure of Invention
The invention aims to provide an intelligent processing production line for moving and static plates of an elevator, which solves the problem of low processing rate of the moving and static plates of the elevator in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
an intelligent elevator moving and static plate processing production line comprises a numerical control four-side milling machine, a first numerical control milling and boring machine and a second numerical control milling and boring machine, wherein the numerical control four-side milling machine comprises a first machine body, a first main shaft and a second main shaft are mounted on the first machine body, main motors used for driving the first main shaft and the second main shaft to rotate are mounted on the first machine body respectively, a gear reduction box is mounted on the first machine body and is mounted with the corresponding first main shaft or the second main shaft through a synchronous belt transmission mechanism, cutter loosening mechanisms are mounted on the first main shaft and the second main shaft respectively, and disc milling cutters are mounted on the first main shaft and the second main shaft respectively to mill and grind the periphery of a workpiece; the first numerical control milling and boring machine and the second numerical control milling and boring machine are both provided with a first spindle box and a second spindle box, the first spindle box and the second spindle box are both provided with milling cutters or grooving cutters, the milling cutters are arranged on the first numerical control milling and boring machine in a matched mode to mill and grind the upper end face and the lower end face of a workpiece, and the grooving cutters are arranged on the second numerical control milling and boring machine in a matched mode to groove the workpiece.
Preferably, the first lathe bed is provided with an exchange mechanism capable of rotating in a 180-degree limiting manner, the first lathe bed is provided with a first numerical control indexing table, and the first numerical control indexing table is arranged below the rotating area surface of the exchange mechanism.
Preferably, the exchange mechanism is provided with a second centering clamping mechanism and a first centering clamping mechanism so as to center and position the workpiece.
Preferably, a workpiece clamping oil cylinder is arranged above the first numerical control indexing table, and the workpiece clamping oil cylinder vertically limits and moves so as to press the workpiece on the exchange mechanism onto the first numerical control indexing table.
Preferably, the first numerical control indexing table is arranged between the first main shaft and the second main shaft, a first workbench is mounted on the first lathe bed, the first numerical control indexing table moves on the first workbench in a limiting mode, and a blanking platform, an electric control mechanism and a hydraulic system are mounted on the first lathe bed.
Preferably, the first numerical control boring and milling machine further comprises a base, a second numerical control indexing table capable of rotating 180 degrees is installed on the base, a hydraulic station, an electric box and an upright column are installed on the base, a first clamp and a second clamp are installed on the second numerical control indexing table, a rotating door is installed on the base, and a protective door is installed on the rotating door.
Preferably, install the crossbeam on the stand, install the X axle servo motor who is used for driving first headstock and second headstock horizontal migration on the crossbeam, install the Z axle servo motor who is used for driving first headstock and the vertical spacing removal of second headstock on the stand, install on first headstock and the second headstock and be used for the drive to dig slotting tool or milling cutter pivoted spindle motor, all install the gear box in first headstock and the second headstock.
Preferably, the crossbeam is connected with the stand through the saddle, install the chip cleaner on the base.
The invention has at least the following beneficial effects:
1. the production line comprises three devices, and adopts a hydraulic clamp and an exchange workbench to greatly reduce the clamping times of the workpieces, the number of the devices and operators; the production line only needs three-person operation, so that the production efficiency is greatly improved, the production cost is reduced, and the machining efficiency of workpieces is improved.
2. The workpiece clamping of the existing similar equipment is realized by directly placing the workpiece on a dividing table, the workpiece alignment adopts a mode that one end is fixed and the other end is pushed against the workpiece, the blank alignment cannot be realized, the requirement on the size of the blank is high or the machining allowance on two sides is inconsistent, the stress on two sides is not uniform in the machining process, the equipment can carry out feeding and discharging on an external feeding and discharging platform when machining, the workpiece is automatically aligned, the alignment clamping device is arranged on the feeding and discharging platform, the center of the workpiece is automatically aligned, the machining allowance on two sides is ensured to be uniform, the alignment is not needed in the machine, the workpiece is directly pressed and enters the machining.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Referring to fig. 1-4, an elevator moving and static plate intelligent processing production line comprises a numerical control four-side milling machine 1, a first numerical control milling and boring machine 2 and a second numerical control milling and boring machine 3, wherein the numerical control four-side milling machine 1 comprises a first machine body 4, a first main shaft 5 and a second main shaft 10 are mounted on the first machine body 4, a main motor 15 used for driving the first main shaft 5 and the second main shaft 10 to rotate is mounted on the first machine body 4, a gear reduction box 11 is mounted on the first machine body 4, the gear reduction box 11 is mounted with the corresponding first main shaft 5 or the second main shaft 10 through a synchronous belt transmission mechanism 13, a cutter loosening mechanism 12 is mounted on each of the first main shaft 5 and the second main shaft 10, and a disc milling cutter 19 is mounted on each of the first main shaft 5 and the second main shaft 10 for milling and grinding the periphery of a workpiece; the first numerical control milling and boring machine 2 and the second numerical control milling and boring machine 3 are both provided with a first spindle box 29 and a second spindle box 30, the first spindle box 29 and the second spindle box 30 are both provided with a milling cutter or a grooving cutter 39, the milling cutter is arranged on the first numerical control milling and boring machine 2 in a matching mode to mill the upper end face and the lower end face of a workpiece, and the grooving cutter 39 is arranged on the second numerical control milling and boring machine 3 in a matching mode to groove the workpiece;
when the embodiment is used, the processing sequence of the workpiece is as follows: the numerical control four-side milling machine 1 mills the periphery of the workpiece or performs chamfering processing on the periphery of the workpiece, and clamps one movable plate and one fixed plate each time; after the periphery of the workpiece is machined, the workpiece is placed into a feeding area of a first numerical control milling and boring machine 2 through a manual or electric control feeding and discharging device, the upper end face and the lower end face of the workpiece are milled, and 1 movable plate and a fine plate are clamped each time; after the upper plane and the lower plane are machined, the workpiece is transferred to a feeding area of a second numerical control milling and boring machine 3 through a manual or electric control feeding and discharging device, a coil slot is dug for the workpiece, and 2 pieces are clamped at each time.
Example two
Referring to fig. 1-4, an elevator moving and static plate intelligent processing production line comprises a numerical control four-side milling machine 1, a first numerical control milling and boring machine 2 and a second numerical control milling and boring machine 3, wherein the numerical control four-side milling machine 1 comprises a first machine body 4, a first main shaft 5 and a second main shaft 10 are mounted on the first machine body 4, a main motor 15 used for driving the first main shaft 5 and the second main shaft 10 to rotate is mounted on the first machine body 4, a gear reduction box 11 is mounted on the first machine body 4, the gear reduction box 11 is mounted with the corresponding first main shaft 5 or the second main shaft 10 through a synchronous belt transmission mechanism 13, a cutter loosening mechanism 12 is mounted on each of the first main shaft 5 and the second main shaft 10, and a disc milling cutter 19 is mounted on each of the first main shaft 5 and the second main shaft 10 for milling and grinding the periphery of a workpiece; the first numerical control milling and boring machine 2 and the second numerical control milling and boring machine 3 are both provided with a first spindle box 29 and a second spindle box 30, the first spindle box 29 and the second spindle box 30 are both provided with a milling cutter or a grooving cutter 39, the milling cutter is arranged on the first numerical control milling and boring machine 2 in a matching mode to mill the upper end face and the lower end face of a workpiece, and the grooving cutter 39 is arranged on the second numerical control milling and boring machine 3 in a matching mode to groove the workpiece;
an exchange mechanism 6 capable of rotating in a 180-degree limiting mode is mounted on a first lathe bed 4, a first numerical control indexing table 16 is mounted on the first lathe bed 4, the first numerical control indexing table 16 is arranged below the rotating area surface of the exchange mechanism 6, a second centering clamping mechanism 9 and a first centering clamping mechanism 8 are mounted on the exchange mechanism 6 to center and position a workpiece, a workpiece clamping oil cylinder 17 is arranged above the first numerical control indexing table 16, the workpiece clamping oil cylinder 17 moves in a vertical limiting mode to press the workpiece on the exchange mechanism 6 onto the first numerical control indexing table 16, the first numerical control indexing table 16 is arranged between a first main shaft 5 and a second main shaft 10, a first workbench 18 is mounted on the first lathe bed 4, the first numerical control indexing table 16 moves in a limiting mode on the first workbench 18, and a blanking platform 7, an electric control mechanism 14 and a hydraulic system 20 are mounted on the first lathe bed 4;
when the numerical control machining center is used, a workpiece is placed into the first centering clamping mechanism 8, the workpiece is clamped, then the exchange mechanism 6 rotates 180 degrees, the workpiece is sent to a clamp of the first numerical control indexing table 16, at the moment, the workpiece clamping oil cylinder 17 moves downwards to press the workpiece on the first numerical control indexing table 16, and then the first centering clamping mechanism 8 is loosened; then the first numerical control indexing table 16 moves along the first workbench 18 to enter a machining area, the first spindle 5 and the second spindle 10 move to cutting positions at the same time, the periphery of the workpiece starts to receive milling, after machining is finished, the first spindle 5 and the second spindle 10 return, the first numerical control indexing table 16 rotates 90 degrees, the actions are repeated according to the machining requirements of the workpiece, and the first numerical control indexing table 16 rotates to finish chamfering of the workpiece or perform multi-surface machining; after the machining is finished, the first numerical control indexing table 16 rotates to a zero position, and the first numerical control indexing table 16 moves to an initial feeding position;
the existing similar equipment is used for clamping workpieces, the workpieces are directly placed on a dividing table, the workpieces are aligned in a mode that one end of each workpiece is fixed and the other end of each workpiece is pushed, blank alignment cannot be achieved, the blank size requirement is high or machining allowances on two sides are inconsistent, the stress on two sides is uneven in the machining process, machined workpieces are prone to deflection, the machining precision cannot be guaranteed in one-time machining, the high-precision requirement can be met only by machining for multiple times, the workpieces are aligned in two directions, the two-time dividing rotation is carried out, clamping actions such as two-time loosening and clamping are carried out, a large amount of cutting time is occupied, the utilization rate of the equipment is low, and when the workpieces are machined, an external loading and unloading platform 7; the centering and clamping device is arranged on the feeding and discharging platform 7, and automatically aligns the center of the workpiece, so that the machining allowance on two sides is uniform. The machine is directly pressed and processed without alignment; the equipment utilization rate is greatly improved, and the machining precision of parts is ensured.
EXAMPLE III
Referring to fig. 1-4, an elevator moving and static plate intelligent processing production line comprises a numerical control four-side milling machine 1, a first numerical control milling and boring machine 2 and a second numerical control milling and boring machine 3, wherein the numerical control four-side milling machine 1 comprises a first machine body 4, a first main shaft 5 and a second main shaft 10 are mounted on the first machine body 4, a main motor 15 used for driving the first main shaft 5 and the second main shaft 10 to rotate is mounted on the first machine body 4, a gear reduction box 11 is mounted on the first machine body 4, the gear reduction box 11 is mounted with the corresponding first main shaft 5 or the second main shaft 10 through a synchronous belt transmission mechanism 13, a cutter loosening mechanism 12 is mounted on each of the first main shaft 5 and the second main shaft 10, and a disc milling cutter 19 is mounted on each of the first main shaft 5 and the second main shaft 10 for milling and grinding the periphery of a workpiece; the first numerical control milling and boring machine 2 and the second numerical control milling and boring machine 3 are both provided with a first spindle box 29 and a second spindle box 30, the first spindle box 29 and the second spindle box 30 are both provided with a milling cutter or a grooving cutter 39, the milling cutter is arranged on the first numerical control milling and boring machine 2 in a matching mode to mill the upper end face and the lower end face of a workpiece, and the grooving cutter 39 is arranged on the second numerical control milling and boring machine 3 in a matching mode to groove the workpiece;
an exchange mechanism 6 capable of rotating in a 180-degree limiting mode is mounted on a first lathe bed 4, a first numerical control indexing table 16 is mounted on the first lathe bed 4, the first numerical control indexing table 16 is arranged below the rotating area surface of the exchange mechanism 6, a second centering clamping mechanism 9 and a first centering clamping mechanism 8 are mounted on the exchange mechanism 6 to center and position a workpiece, a workpiece clamping oil cylinder 17 is arranged above the first numerical control indexing table 16, the workpiece clamping oil cylinder 17 moves in a vertical limiting mode to press the workpiece on the exchange mechanism 6 onto the first numerical control indexing table 16, the first numerical control indexing table 16 is arranged between a first main shaft 5 and a second main shaft 10, a first workbench 18 is mounted on the first lathe bed 4, the first numerical control indexing table 16 moves in a limiting mode on the first workbench 18, and a blanking platform 7, an electric control mechanism 14 and a hydraulic system 20 are mounted on the first lathe bed 4;
the first numerical control milling and boring machine 2 further comprises a base 21, a second numerical control indexing table 31 capable of rotating 180 degrees is mounted on the base 21, a hydraulic station 34, an electric box 33 and an upright post 27 are mounted on the base 21, a first clamp 22 and a second clamp 24 are mounted on the second numerical control indexing table 31, a rotating door 23 is mounted on the base 21, a protective door 32 is mounted on the rotating door 23, a cross beam 26 is mounted on the upright post 27, an X-axis servo motor 35 used for driving the first main spindle box 29 and the second main spindle box 30 to horizontally move is mounted on the cross beam 26, a Z-axis servo motor 37 used for driving the first main spindle box 29 and the second main spindle box 30 to vertically limit and move is mounted on the upright post 27, a main spindle motor 38 used for driving a grooving cutter 39 or a milling cutter to rotate is mounted on the first main spindle box 29 and the second main spindle box 30, gear boxes 36 are mounted in the first main spindle box 29 and the second main spindle box 30, the cross, a chip cleaner 28 is arranged on the base 21;
when the numerical control four-side milling machine is used in the embodiment, the numerical control four-side milling machine 1 and the first numerical control milling and boring machine 2 are operated through manual feeding and discharging or through a feeding and discharging device, the numerical control four-side milling machine 1 and the second numerical control milling and boring machine 3 are operated through manual feeding and discharging or through a feeding and discharging device, the inner side of the revolving door 23 is a machining position, the outer side is a feeding and discharging position, the workpiece is placed in the first clamp 22 and the second clamp 24 in the feeding and blanking area, the second numerical control indexing table 31 rotates 180 degrees after clamping is completed to send the blank into the processing area, the saddle 25 moves to move the first spindle box 29 and the second spindle box 30 to the processing position, meanwhile, the first main spindle box 29 and the second main spindle box 30 move to the processing position at the same time, the main spindle boxes move downwards under the driving of the Z-axis motor, at the moment, the milling cutters at the bottom ends of the first main spindle box 29 and the second main spindle box 30 mill and grind the upper end surface and the lower end surface of the workpiece, or the grooving cutters 39 at the bottom ends of the first main spindle box 29 and the second main spindle box 30 are used for grooving the workpiece; after the groove is dug, the main spindle box moves upwards, the saddle 25 moves to a second groove machining position, and the main spindle box moves downwards to dig a second groove, so that the machining is finished;
according to the traditional part machining, a main milling cutter is adopted for machining, a circular interpolation mode is adopted for milling circles, the machining precision is poor, the efficiency is very low, and the qualified rate is low; the equipment adopts a double-spindle exchange workbench and a forming grooving cutter 39 mode, the product processing efficiency is dozens of times of that of the traditional processing mode, the equipment adopts a gear to reduce the speed, the spindle cutting torque is improved, the grooving cutter 39 is ensured to be formed at one time, chamfers are formed at one time, the cutting process is reduced, and the grooving cutter 39 adopts double-cutter cutting and is formed at one time.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.