CN213570583U - Induction quenching machine tool for machining inner and outer ring channels of gear ring - Google Patents

Abstract

The utility model discloses an induction quenching machine tool for processing inner and outer ring channels of a gear ring, which comprises a rotary workbench, wherein a gear ring clamping and supporting mechanism is arranged on the rotary workbench, two sides of the rotary workbench are fixed with two symmetrical longitudinal beams through supporting legs, the two longitudinal beams are provided with cross beams capable of moving back and forth along the longitudinal beams, the cross beams are provided with two groups of sliders capable of moving left and right, the sliders are connected with a lifting sliding table, the bottom of the lifting sliding table is fixed with a mounting seat, the bottom of the mounting seat is symmetrically provided with two rotary platforms which are not interfered with each other, the bottom of the rotary platform is fixed with a transformer, the opposite inner sides of the two transformers extend downwards and are respectively connected with an inductor, and the outer sides of; all the motion mechanisms are connected with servo motors which are independently arranged and are connected with a machine tool control system. The utility model discloses control accuracy is high, can guarantee that quenching layer degree of depth, hardness are unanimous, and the energy consumption is low simultaneously, can reduce intensity of labour, improves work efficiency.

Description

Induction quenching machine tool for machining inner and outer ring channels of gear ring

Technical Field

The utility model relates to a ring gear processing technology field, concretely relates to an induction hardening machine tool for processing the inner and outer ring channels of the ring gear.

Background

At present, in the machining process of a gear ring roller path with the diameter of 6 meters, due to the fact that the diameter of the gear ring roller path is too large, the problems of inconsistent quenching layer depth and quenching hardness generally exist in the machining process of an existing quenching machine tool due to poor tracking precision, so that the product quality is unqualified, and the service life and the safety performance in the later period are influenced.

Disclosure of Invention

In order to solve the problem, the utility model provides an induction hardening machine tool for processing of the inner ring and the outer ring channels of the gear ring, which can improve the tracking precision, effectively solve the problem of inconsistent depth and hardness of a hardening layer, and simultaneously reduce the labor intensity and improve the working efficiency.

Therefore, the technical scheme of the utility model is that: the utility model provides an induction hardening lathe for processing of interior outer lane channel of ring gear, includes the rotary worktable, and the rotary worktable both sides are fixed with the longeron that two symmetries set up through the landing leg, and the one end of two longerons is even as an organic whole through the tie-beam, erects the crossbeam that can follow longeron seesaw between two longerons, is equipped with the slider that can remove about the ability on the crossbeam, is connected with lift slip table, its characterized in that on the slider:

the rotary worktable is driven by double servo motors, a plurality of gear ring supporting arms radially arranged along the center are uniformly distributed on the rotary worktable, clamping columns are arranged at the outer ends of the gear ring supporting arms, and each clamping column realizes linkage clamping action through a hydraulic servo system;

the crossbeam is connected with the longeron of both sides between through establishing first linear guide and the first rack and pinion assembly on the longeron respectively, wherein: racks of the first rack and pinion assembly are symmetrically arranged on the inner side of the longitudinal beam, a transmission shaft is connected between the two corresponding gears along the length direction of the cross beam, a first servo motor is connected in the middle of the transmission shaft, and the first servo motor is fixed on the cross beam;

the slider on the crossbeam be equipped with two, with be connected through establishing second linear guide and second rack gear subassembly on the crossbeam between the crossbeam respectively, wherein: racks of the second rack gear assembly are fixed on the cross beam, and gears are respectively connected with a second servo motor which is fixed on the sliding block;

the outside of slider is through establishing third linear guide on the slider and connecting with third rack and pinion assembly lift slip table, wherein: a rack of the third rack and pinion assembly is fixed on the sliding block, and gears are respectively connected with a third servo motor which is fixed on the lifting sliding table;

the bottom of the lifting sliding table is fixedly provided with a mounting seat, the bottom of the mounting seat is symmetrically provided with two rotary platforms which do not interfere with each other, the two rotary platforms are respectively provided with a fourth servo motor, the rotary platforms are driven to rotate by the fourth servo motors, the bottom of each rotary platform is fixedly provided with a transformer, the opposite inner sides of the two transformers extend downwards and are respectively hung with an inductor, the two inductors are arranged side by side at intervals, the outer sides of the two inductors are respectively provided with a tracking mechanism, the tracking mechanism is hung at the bottom of the transformer through a support, one of the two inductors serves as a preheating inductor, the other one serves as a heating inductor, and a cooling mechanism is uniformly arranged on the preheating inductor and the heating inductor; the transformer, the preheating inductor, the heating inductor and the cooling mechanism form an induction heating system together;

the double servo motors, the hydraulic servo system, the first servo motor, the second servo motor, the third servo motor, the fourth servo motor, the heating inductor, the preheating inductor, the tracking mechanism and the cooling mechanism are all connected with the machine tool control system.

Has the advantages that:

compared with the prior art, the utility model discloses have:

two sets of induction heating systems and four inductors are arranged on the same cross beam, and compared with the prior art that the four inductors are arranged on two cross beams, the induction heating system has the advantages that the energy consumption and the use cost can be reduced;

all the moving mechanisms are driven by servo motors and controlled by a machine tool control system, so that the automatic control precision is high, the tracking precision can be improved, and the problem of inconsistent depth and hardness of a quenching layer is effectively solved; meanwhile, aiming at different varieties, only corresponding inductors are needed to be replaced, and a program corresponding to a machine tool control system is selected, so that the automatic adaptation and the strong universality can be realized, the labor intensity is reduced, and the working efficiency is improved;

the inductor is provided with an integrated cooling mechanism, so that the time for changing the model is greatly saved;

a hydraulic servo system is adopted for self-centering clamping, a workpiece is automatically clamped and centered on a rotary worktable, the clamping stroke and the clamping force are controllable, the deformation of the workpiece is reduced, and the product quality is improved;

have automatic look for the processing position and automatic to the clearance function: after the workpiece is positioned on the rotary worktable, the edge can be automatically found, the first machining position can be automatically found, and the gap between the inductor and the workpiece can be automatically found; and in the whole machining process, the gap change between the inductor and the workpiece is automatically detected, the gap between the inductor and the workpiece is automatically compensated, and the consistency of the product quality is ensured.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a plan view of the present invention.

Shown in the figure: 1. a rotary table; 11. a gear ring support arm; 12. clamping the column; 21. a support leg; 22. a stringer; 23. a cross beam; 24. a slider; 25. lifting the sliding table; 31. a first linear guide rail; 32. a second linear guide; 33. a third linear guide rail; 41. a first rack and pinion assembly; 42. a second rack gear assembly; 5. a drive shaft; 61. a first servo motor; 62. a second servo motor; 63. a third servo motor; 64. a fourth servo motor; 7. a mounting seat; 8. rotating the platform; 91. a transformer; 92. an inductor; 93. a tracking mechanism.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.

The utility model discloses as shown in fig. 1 to 3:

an induction hardening machine tool for processing inner and outer ring channels of a gear ring comprises a rotary workbench 1, two sides of the rotary workbench are fixedly provided with two longitudinal beams 22 which are symmetrically arranged through supporting legs 21, one ends of the two longitudinal beams are connected into a whole through a connecting beam, a cross beam 23 capable of moving back and forth along the longitudinal beams is erected between the two longitudinal beams 22, the cross beam is provided with a slide block 24 capable of moving left and right, and the slide block is connected with a lifting sliding table 25;

the rotary worktable 1 is driven by double servo motors, a plurality of gear ring supporting arms 11 which are radially arranged along the center are uniformly distributed on the rotary worktable, clamping columns 12 are arranged at the outer ends of the gear ring supporting arms, each clamping column realizes linkage clamping action through a hydraulic servo system, and the hydraulic servo systems are fixed on the rotary worktable (the clamping columns are driven by a hydraulic device to be in conventional combination arrangement);

the cross beam 23 and the longitudinal beams 22 on the two sides are connected through a first linear guide rail 31 and a first rack and pinion assembly 41 which are arranged on the longitudinal beams, wherein: the racks of the first rack and pinion assembly 41 are symmetrically arranged on the inner side of the longitudinal beam 22, a transmission shaft 5 is connected between the two corresponding gears along the length direction of the cross beam 23, the middle of the transmission shaft is connected with a first servo motor 61, the transmission shaft is divided into two parts and connected to the first servo motor from two sides, and the first servo motor is fixed on the cross beam 23;

the two sliding blocks 24 on the cross beam are connected with the cross beam 23 through a second linear guide rail 32 and a second rack gear assembly 42 on the cross beam respectively, wherein: the racks of the second rack gear assembly 42 are fixed on the cross beam 23, the gears are respectively connected with a second servo motor 62, and the second servo motor is fixed on the sliding block 24;

the outside of slider 24 is through establishing third linear guide 33 on the slider and with the third rack and pinion assembly connection lift slip table 25, wherein: a rack of the third rack and pinion assembly is fixed on the sliding block, and gears are respectively connected with a third servo motor 63 which is fixed on the lifting sliding table;

a mounting seat 7 is fixed at the bottom of the lifting sliding table 25, two rotary platforms 8 which do not interfere with each other are symmetrically arranged at the bottom of the mounting seat, the rotary platforms are existing commodities, the corresponding fourth servo motors 64 are installed on the two rotary platforms, a transformer 91 is fixed at the bottom of the rotary platform, the opposite inner sides of the two transformers extend downwards and are respectively connected with inductors 92, the two inductors are arranged side by side at intervals, tracking mechanisms 93 are respectively arranged on the outer sides of the two inductors side by side, the tracking mechanisms are fixed at the bottom of the transformer through a support, one of the two inductors serves as a preheating inductor, the other one serves as a heating inductor, and cooling mechanisms are integrally arranged on the preheating inductor and the heating inductor; the transformer, the preheating inductor, the heating inductor and the cooling mechanism form an induction heating system together;

the double servo motors, the hydraulic servo system, the first servo motor, the second servo motor, the third servo motor, the fourth servo motor, the heating inductor, the preheating inductor, the tracking mechanism and the cooling mechanism are all connected with the machine tool control system.

The utility model discloses a working process:

when the gear ring quenching device is used, a gear ring to be machined is placed on a rotary workbench to be clamped, a machine tool control system is started, two sets of induction heating systems on the same cross beam drive the cross beam, the slide block and the lifting sliding table to move through a preset program of the machine tool control system, the cross beam, the slide block and the lifting sliding table automatically move to inner ring outer channels or outer ring inner channels on two opposite sides of the gear ring to be machined from an initial position close to a connecting beam, a gap between an inductor and the gear ring to be machined is automatically found, a tracking ball head of a tracking mechanism is pressed into the channel of the gear ring to be machined after the gap is found, the rotary workbench drives the gear ring to start rotating, the two sets of induction heating systems simultaneously start quenching, a cooling mechanism is automatically opened to cool, and; in the quenching process, the tracking mechanism detects the size change in the quenching process, axial and radial parameter signals of the gear ring are sent to a machine tool control system, and the machine tool control system sends instructions to a corresponding servo motor and automatically adjusts the gap between the inductor and the workpiece.

The core of the utility model lies in: two sets of induction heating systems and four inductors are arranged on the same cross beam, so that the energy consumption and the use cost are reduced; meanwhile, all the drives are controlled by a machine tool control system by respectively and independently configured servo motors, so that the degree of automation is high, the precision is high, the tracking precision can be improved, the problem of inconsistent depth and hardness of a quenching layer is effectively solved, and the production efficiency is improved.

Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.

With the above structure in mind, it should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that modifications and substitutions based on the known technology in the art are intended to fall within the scope of the present invention, which is defined by the claims.

Claims (1)

1. The utility model provides an induction hardening lathe for processing of interior outer lane channel of ring gear, includes the rotary worktable, and the rotary worktable both sides are fixed with the longeron that two symmetries set up through the landing leg, and the one end of two longerons is even as an organic whole through the tie-beam, erects the crossbeam that can follow longeron seesaw between two longerons, is equipped with the slider that can remove about the ability on the crossbeam, is connected with lift slip table, its characterized in that on the slider:

the rotary worktable is driven by double servo motors, a plurality of gear ring supporting arms radially arranged along the center are uniformly distributed on the rotary worktable, clamping columns are arranged at the outer ends of the gear ring supporting arms, and each clamping column realizes linkage clamping action through a hydraulic servo system;

the crossbeam is connected with the longeron of both sides between through establishing first linear guide and the first rack and pinion assembly on the longeron respectively, wherein: racks of the first rack and pinion assembly are symmetrically arranged on the inner side of the longitudinal beam, a transmission shaft is connected between the two corresponding gears along the length direction of the cross beam, a first servo motor is connected in the middle of the transmission shaft, and the first servo motor is fixed on the cross beam;

the slider on the crossbeam be equipped with two, with be connected through establishing second linear guide and second rack gear subassembly on the crossbeam between the crossbeam respectively, wherein: racks of the second rack gear assembly are fixed on the cross beam, and gears are respectively connected with a second servo motor which is fixed on the sliding block;

the outside of slider is through establishing third linear guide on the slider and connecting with third rack and pinion assembly lift slip table, wherein: a rack of the third rack and pinion assembly is fixed on the sliding block, and gears are respectively connected with a third servo motor which is fixed on the lifting sliding table;

the bottom of the lifting sliding table is fixedly provided with a mounting seat, the bottom of the mounting seat is symmetrically provided with two rotary platforms which do not interfere with each other, the two rotary platforms are respectively provided with a fourth servo motor, the bottom of the rotary platform is fixedly provided with a transformer, the opposite inner sides of the two transformers extend downwards and are respectively hung with inductors, the two inductors are arranged side by side at intervals, the outer sides of the two inductors are respectively provided with a tracking mechanism, the tracking mechanism is hung at the bottom of the transformer through a support, one of the two inductors serves as a preheating inductor, the other one serves as a heating inductor, and a cooling mechanism is uniformly arranged on the preheating inductor and the heating inductor; the transformer, the preheating inductor, the heating inductor and the cooling mechanism form an induction heating system together;

the double servo motors, the hydraulic servo system, the first servo motor, the second servo motor, the third servo motor, the fourth servo motor, the heating inductor, the preheating inductor, the tracking mechanism and the cooling mechanism are all connected with the machine tool control system.

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