CN212094697U - Gear turning machine - Google Patents
Gear turning machine Download PDFInfo
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- CN212094697U CN212094697U CN202020392248.8U CN202020392248U CN212094697U CN 212094697 U CN212094697 U CN 212094697U CN 202020392248 U CN202020392248 U CN 202020392248U CN 212094697 U CN212094697 U CN 212094697U
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Abstract
The utility model discloses a gear turning machine, which adopts a six-axis four-linkage processing mode, and an X axis composed of parts such as a lathe bed and the like is responsible for radial cutter depth feeding; the Z axis formed by machine tool upright posts and other parts is responsible for axial cutting feeding, the C axis is responsible for workpiece rotation, and the B axis is responsible for cutter rotation; the workpiece clamping and cooling is realized by providing hydraulic pressure by a hydraulic station connected through an oil pipe; the A shaft composed of the A shaft carriage and the upright post carriage is responsible for adjusting the angle of the cutter; the Y axis composed of parts such as an A axis carriage and the like is responsible for adjusting the center of the cutter. According to the gear turning machine, gear shaping and gear hobbing move simultaneously to achieve gear machining, so that the problems of low efficiency and low precision of traditional machining of gears are solved; high-efficiency and high-precision machining is realized. The efficiency of processing the common gear is more than 4 times of that of the traditional processing technology, and the precision grade can reach 6 grades. The utility model discloses the angle modulation of well cutter adopts directly to link, and positioning accuracy is high. The C shaft adopts a direct drive motor, the power transmission links are few, the transmission rigidity is high, the efficiency is high, and the positioning precision is better.
Description
Technical Field
The utility model relates to a processing gear technical field especially relates to a gear turning machine.
Background
The gear turning machine is mainly used for machining internal/external gears, the traditional machined gear is machined in a gear shaping mode, a gear hobbing mode and a gear milling mode, transmission links are multiple, positioning accuracy is low, and machining efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gear turning machine to solve the problem that above-mentioned prior art exists, this gear turning machine angle modulation adopts directly to link, and positioning accuracy is high, and the power transmission link is few, and transmission rigidity is high, efficient.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a turning gear machine, including lathe bed, lathe stand, A axle subassembly, B axle subassembly, C axle subassembly and Y axle subassembly, the vertical level of installing of lathe stand is placed in subaerial lathe bed top, install on the stand planker of lathe stand and be used for cutter angle adjustment A axle subassembly for adjust the cutter center Y axle subassembly with A axle subassembly is connected and is located directly over the A axle subassembly, the B axle subassembly with when A axle subassembly is connected still with Y axle subassembly is connected, is used for driving the cutter rotation B axle subassembly is located the top of C axle subassembly, C axle unit price is installed in the recess at lathe bed top, C axle subassembly is used for the centre gripping to treat the machined part and drives the work piece rotation.
Preferably, the lathe body is an X-axis assembly of the gear turning machine, the X-axis assembly comprises an X-axis motor, an X-axis motor base and an X-axis screw mechanism, the X-axis motor is connected with a speed reducer through a screw and is arranged in a seam allowance on the left side of the X-axis motor base on one side of the lathe body, and the X-axis motor and the speed reducer are fixed through bolts; a screw rod in the X-axis screw rod mechanism is matched with a screw rod bearing, is arranged in a spigot at the right side of the X-axis motor base and is connected by a bolt; the speed reducer is in transmission connection with the lead screw through a coupler, and the locking nut is used for axially fixing the lead screw; the feed screw nut seat is matched with a feed screw nut on the feed screw and is connected with the feed screw nut by a bolt; the machine tool upright post is arranged on the screw rod nut seat.
Preferably, the bottom of the bed body is provided with a foundation screw for adjusting the level; and linear slide rails are arranged on two sides of the X-axis assembly, the linear slide rails are connected with corresponding threaded holes on the lathe body through bolts, and the bottom of the machine tool upright post is fixedly connected with a sliding block in the linear slide rails.
Preferably, the machine tool upright post is a Z-axis component of the gear turning machine, the Z-axis component comprises a Z-axis motor, a Z-axis motor base and a Z-axis screw rod mechanism, and the Z-axis motor base is positioned above the machine tool upright post and is connected with a corresponding threaded hole on the upper side of the machine tool upright post through a bolt; the Z-axis motor and the speed reducer are connected by bolts, are arranged in a seam allowance above the Z-axis motor base and are fixed by bolts; a screw rod in the Z-axis screw rod mechanism is matched with a screw rod bearing and is arranged in a seam allowance below the Z-axis motor base and is connected with the seam allowance through a bolt; the speed reducer is in transmission connection with the lead screw through a coupler, and the locking nut is used for axially fixing the lead screw; the feed screw nut seat is matched with a feed screw nut on the feed screw and is connected with the feed screw nut by a bolt; the upright post carriage is arranged on the screw rod nut seat.
Preferably, linear slide rails are arranged on two sides of the machine tool upright post, the linear slide rails are connected with corresponding threaded holes on the upright post through bolts, and the side surface of the upright post carriage is also fixedly connected with a slide block in the linear slide rails; a counterweight oil cylinder is fixed on the machine tool upright post, and a piston rod in the counterweight oil cylinder is connected with a threaded hole on the upright post dragging plate and is used for assisting the linear motion of the screw rod.
Preferably, the shaft A assembly comprises a planetary reducer, a shaft A motor and a shaft A carriage, and the shaft A motor and the planetary reducer are connected through bolts and are placed in a spigot below the center of the upright post carriage and fixed through bolts; the A-axis carriage and the upright post carriage are matched and fixed through a T-shaped bolt, a disc spring, a piston, a locking nut and a gland, the fixing force can be adjusted through adjusting the pressure of the disc spring, and the A-axis carriage and the Z-axis carriage can be loosened through hydraulic pressure when the swing angle is needed, so that the swing angle is realized.
Preferably, the Y-axis assembly is formed by combining a servo motor and a Y-axis screw rod mechanism, and a Y-axis motor base is positioned above the A-axis carriage and connected with the A-axis carriage through a bolt; the Y-axis motor is connected with the speed reducer through bolts and is arranged in a seam allowance above the Y-axis motor seat through bolts; a screw rod in the Y-axis screw rod mechanism is matched with an angular contact bearing and then placed in a seam allowance below a Y-axis motor base, and a bearing gland is connected with the Y-axis motor base through bolts to fix a bearing outer ring; the locking nut is tightened to fix the inner ring of the angular contact bearing matched with the screw rod; the shaft coupling is positioned in the Y-axis motor base and used as a motor reducer to be connected with the power transmission of the screw rod; the feed screw nut seat is connected with a feed screw nut on the feed screw through a bolt.
Preferably, a B-axis motor shell in the B-axis assembly is positioned in the center of the A-axis carriage and connected with the A-axis carriage through a gib and a bolt, and the B-axis motor shell is further connected with a screw nut seat in the Y-axis assembly through a bolt; the B-axis stator core and the B-axis stator shell are adhered together and are arranged in the inner cavity of the B-axis motor shell; the B-axis rotor is matched with the B-axis main shaft, and is connected with the B-axis main shaft through a B-axis connecting disc and a B-axis rotor through bolts to fix the B-axis main shaft and the B-axis rotor together, and the fixed whole body is arranged in an inner cavity of a B-axis stator;
the motor end cover is arranged at the rear end of the inner cavity of the B-axis motor shell and connects the B-axis stator shell with the B-axis motor shell by bolts; the deep groove ball bearing is matched with the B-shaft main shaft and is arranged in a corresponding spigot of a motor end cover; the B-axis encoder connecting disc is arranged in the inner cavity of the motor end cover and connected with the motor end cover through bolts, and a B-axis encoder matched with the B-axis main shaft is arranged above the B-axis encoder connecting disc and connected and fixed through bolts; the motor rear cover is arranged on the rear end face of the motor end cover and used for sealing the inner cavity of the motor end cover and is connected with the motor end cover through bolts; the angular contact ball bearing and the B-shaft main shaft are arranged in the inner cavity of the front end of the B-shaft motor shell in a matched mode; the first flange is connected with a B-shaft motor shell through a bolt and is matched with a spacer sleeve to fix an outer ring of an angular contact ball bearing; the second flange is connected with the B-shaft main shaft through bolts and matched with an adjusting washer, and pretightening force is adjusted through the compression amount of an inner ring of the diagonal contact ball bearing; the cutter bar is matched with the taper hole on the second flange and is connected with the second flange by using a bolt.
Preferably, the C-axis spindle in the C-axis assembly is matched with the C-axis rotor and is fixed with the C-axis spindle and the C-axis rotor through bolts among the C-axis flange; the angular contact ball bearing is matched with the C-shaft main shaft and is arranged in an inner cavity above the C-shaft motor shell; the bearing outer ring pressure plate and the C-axis motor shell are fixed by bolts and are matched with the outer spacer sleeve to fix the outer ring of the angular contact ball bearing; the table-board connecting disc is connected with the C-shaft main shaft by using bolts and is matched with a bearing inner ring gasket and an inner spacer sleeve to adjust the pre-tightening force of the angular contact ball bearing; the C-axis stator shell and the C-axis stator core are stuck together and are arranged in an inner cavity below the C-axis motor shell; the first motor connecting disc is connected with the shell of the C-axis motor through bolts and connected with the shell of the stator through bolts; the deep groove ball bearing is matched with the C-axis main shaft and is arranged in the center of the motor flange; the C-axis encoder flange and the C-axis spindle are concentric and fixed on the lower end face of the motor flange by bolts; the C-axis encoder bush is matched with the main shaft and fixed by a circumferential jackscrew; the C-axis encoder and the C-axis encoder bushing are concentric and locked on the lower end face of the C-axis encoder flange by bolts; the motor flange II is concentric with the main shaft and is locked on the motor flange I by bolts; the oil cylinder flange is concentric with the C-axis main shaft and is locked on the main shaft by a bolt; the rotary oil cylinder is matched with the oil cylinder flange and locked on the oil cylinder flange by a bolt.
The utility model discloses for prior art gain following technological effect:
the gear turning machine of the utility model adopts the simultaneous movement of gear shaping and gear hobbing to realize the processing of the gear, thus solving the problems of low efficiency and low precision of the traditional gear processing; high-efficiency and high-precision machining is realized. The efficiency of processing the common gear is more than 4 times of that of the traditional processing technology, and the precision grade can reach 6 grades. The utility model discloses the angle modulation of well cutter adopts directly to link, and positioning accuracy is high. The C shaft adopts a direct drive motor, the power transmission links are few, the transmission rigidity is high, the efficiency is high, and the positioning precision is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a gear turning machine;
FIG. 2 is a structural composition diagram of each part (X-axis assembly) of the lathe bed;
FIG. 3 is a structural component view of a Z-axis assembly;
FIG. 4 is a structural component view of the A-shaft assembly;
FIG. 5 is a structural component view of the Y-axis assembly;
FIG. 6 is a structural component view of the B-shaft assembly;
FIG. 7 is a structural component view of a C-shaft assembly;
wherein, 1 a lathe bed; 11X axis motors; 12, a speed reducer; a 13X-axis motor mount; 14, a coupler; 15 locking the nut; 16 lead screw bearings; 17 leading screw; 18 lead screw nut seats; 19 linear slide rails; 2, machine tool upright post; 21, a counterweight oil cylinder; a 22Z-axis motor; 23, a speed reducer; 24 shaft couplings; a 25Z-axis motor base; 26 locking the nut; 27 lead screw bearings; 28 lead screws; 29 linear slide rails; 3, a column carriage; 4A shaft carriage; 41 a piston; 42 a lock nut; 43 a gland; 44 disc springs; 45T-shaped bolts; 46 planetary speed reducers; a 47A shaft motor; 5B, shaft assembly; 51 motor cover plate; a 52B shaft encoder; 53 motor end caps; a 54B shaft encoder flange; 55, deep groove ball bearings; 56B shaft connecting disc; a 57B shaft stator housing; a 58B-axis stator core; 59B shaft rotor; a shaft main shaft of 510B; 511, receiving a first disk; 512 adjusting washer; 513 a second receiving disc; 514 a cutter bar; 515 a veneer; 516 angular contact ball bearings; 517 and a spacer sleeve; a 518B shaft motor housing; 6C shaft assembly; a 61C shaft main shaft; 62 angular contact ball bearings; 63 bearing outer ring pressure plate; 64 spacer bushes; a 65C shaft stator housing; a 66C-axis stator core; 67C shaft rotor; a 68C shaft encoder bushing; 69 oil cylinder flange; 610 a rotary oil cylinder; 611C shaft encoder; 612C shaft encoder flange; 613 motor connecting disc II; 614 motor flange I; 615 deep groove ball bearings; 616C hub; 617C shaft motor housing; 618 bearing inner race washer; 619 table board connecting discs; 71Y-axis motor; a 72Y-axis motor mount; 73 a coupling; 74 a lock nut; 75 angular contact bearings; 76 bearing gland; 77 screw and nut seats; 78 lead screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a gear turning machine to solve the problem that above-mentioned prior art exists, this gear turning machine angle modulation adopts directly to link, and positioning accuracy is high, and the power transmission link is few, and transmission rigidity is high, efficient.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a gear turning machine, as shown in figure 1, the gear turning machine of the utility model adopts a six-axis four-linkage processing mode, and an X axis composed of parts such as a lathe bed 1 is responsible for radial knife depth feeding; the Z axis formed by the machine tool upright post 2 and other parts is responsible for axial cutting feeding, the C axis is responsible for workpiece rotation, and the B axis is responsible for cutter rotation; the workpiece clamping and cooling is realized by providing hydraulic pressure by a hydraulic station connected through an oil pipe; the A shaft composed of the A shaft carriage 4, the upright post carriage 3 and other parts is responsible for adjusting the angle of the cutter; the Y axis composed of the A axis carriage 4 and other parts is responsible for adjusting the center of the cutter.
The X axis is horizontally placed on the ground; the Z axis is connected with the X axis through a bolt and is vertically arranged right above the X axis; the post planker of the A axis and the Z axis is connected with a T-shaped bolt 45 through a bolt and is arranged right and left of the Z axis; the Y shaft is connected with the A shaft through a bolt and is arranged right above the A shaft; the C-axis is connected with the bed body 1 of the X-axis through a bolt and is arranged in a groove right at the center of the X-axis; the B-axis is bolted to the Y-axis while being bolted to the a-axis by the gib 515.
Specifically, the method comprises the following steps:
as shown in fig. 2, in the X axis, the bed body 1 is horizontally positioned on the ground, and the level thereof is adjusted by the foundation screws; the X-axis motor base 13 is positioned above the right left side of the lathe bed 1 and connected with the lathe bed 1 through bolts; the X-axis motor 11 and the speed reducer 12 are connected through screws, are arranged in a seam allowance on the left side of the X-axis motor base 13 and are fixed through bolts; the screw rod 17 and the screw rod bearing 16 are matched and arranged in a seam allowance at the right side of the X-axis motor base 13 and are connected by a bolt; the locking nut 15 is tightened for axial fixation of the screw rod 17; the coupling 14 is used as the connection of a screw rod 17 and the power transmission of a motor; the feed screw nut seat 18 is matched with a feed screw nut on the feed screw 17 and is connected with the feed screw nut by a bolt; the linear slide rails 19 are positioned on two sides of the center of the lathe bed 1 and connected with corresponding threaded holes on the lathe bed 1 through bolts, and in addition, the linear slide rails 19 also use K2 pressing blocks connected with the lathe bed 1 through bolts to assist in fixing the linear slide rails 19, so that the linear slide rails 19 move more stably.
As shown in fig. 3, the machine tool upright 2 in the Z axis is positioned on a slide block of a linear slide rail 19 in the X axis and connected by a bolt, and in addition, the machine tool upright 2 is also connected with a screw rod and nut seat 18 in the X axis by a bolt; the Z-axis motor base 25 is positioned above the machine tool upright 2 and is connected with a corresponding threaded hole on the upper side of the machine tool upright 2 by a bolt; the Z-axis motor 22 and the speed reducer 23 are connected by bolts, are arranged in a seam allowance above the Z-axis motor base 25 and are fixed by bolts; the screw 28 and the screw bearing 27 are arranged in a seam allowance below the Z-axis motor base 25 in a matched mode and connected through bolts; tightening the lock nut 26 for axial fixation of the lead screw 28; the coupling 24 is used for power transmission connection between the motor reducer and the screw rod 28; the linear slide rail 29 is connected with a corresponding threaded hole on the side surface of the machine tool upright post 2 by a bolt, and in addition, the linear slide rail 29 also uses a K2 pressing block which is connected with the machine tool upright post 2 by a bolt to assist in fixing the linear slide rail; the upright post carriage 3 is positioned on a slide block of the linear slide rail 29 and is connected by a bolt, and in addition, the upright post carriage 3 is also connected with a screw nut on the screw rod 28 by a screw; the counterweight oil cylinder 21 is fixed on the machine tool upright post 2 (connected by bolts), a piston rod in the counterweight oil cylinder 21 is connected with a threaded hole on the upright post planker 3, and the linear motion of the screw rod 28 is assisted.
As shown in figure 4, the angle is adjusted by directly connecting the planetary reducer 46 with the A-axis carriage 4, so that the transmission links are reduced, and the transmission precision is high. The motor in the shaft A is connected with the speed reducer by using a bolt and is placed in a spigot which is arranged at the lower center of the upright post planker 3 and is fixed by using a bolt; the A-axis carriage 4 and the upright post carriage 3 are matched and fixed through a T-shaped bolt 45, a disc spring 44, a piston 41, a locking nut 42 and a gland 43, the fixing force can be adjusted through adjusting the pressure of the disc spring 44, when the swing angle is needed, the A-axis carriage 4 and the Z-axis carriage can be loosened through hydraulic pressure to facilitate the swing angle, and the A-axis carriage 4 is further connected with the speed reducer through a bolt.
The T-shaped screw 45 is placed in a T-shaped groove of the upright post carriage 3 and penetrates through a corresponding hole of the A-axis carriage 4; the disc spring 44 and the T-shaped screw 45 are concentrically arranged in a hole of the A-axis carriage 4; the piston 41 is matched with the O-shaped ring and is arranged in a hole of the A-axis carriage 4; the locking nut 42 is connected with the thread on the T-shaped screw 45 and adjusts the pressing force of angle locking; the locking gland 43 is matched with the O-shaped ring and fixed on the A-axis carriage 4 by using a bolt, so that a closed hole is formed in the A-axis carriage 4; the A-axis carriage 4 and the upright post carriage 3 are locked in a natural state, and when the rotation angle is needed, hydraulic pressure provided by a hydraulic station is introduced into a sealed hole of the A-axis carriage 4, so that the T-shaped screw 45 moves under the action of increased pressure in the sealed hole, the loosening of the A-axis carriage 4 and the upright post carriage 3 is further realized, and then the rotation angle is rotated.
As shown in figure 5, the center of the cutter is adjusted by a Y-axis, and the Y-axis is combined with a screw rod 78 by a Y-axis motor 71, so that the transmission precision is high. A Y-axis motor seat 72 in the Y axis is positioned above the A-axis carriage 4 and is connected with the A-axis carriage 4 through a bolt; the motor is connected with the speed reducer through bolts and is arranged in a seam allowance above the Y-axis motor base 72 and is connected through bolts; the screw rod 78 is matched with the angular contact bearing 75 and then placed in a seam allowance below the Y-axis motor base 72, and the bearing gland 76 is connected with the Y-axis motor base 72 through bolts to fix the outer ring of the bearing; tightening the lock nut 74 fixes the inner race of the angular contact bearing 75 engaged with the lead screw 78; the coupling 73 is positioned in the Y-axis motor base 72 and is used as a motor reducer to be connected with the screw rod 78 for power transmission; the feed screw nut seat 77 is connected to the feed screw nut on the feed screw by a bolt.
As shown in fig. 6-7, the B, C shaft adopts a direct drive motor, the power transmission links are few, the transmission rigidity is high, the efficiency is high, and the positioning precision is better.
In fig. 6, a B-axis motor housing 518 in the B-axis is positioned at the center of the a-axis carriage 4 and is connected with the a-axis carriage 4 by a gib 515 and a bolt, and the B-axis motor housing 518 is also connected with a lead screw nut seat 77 in the Y-axis by a bolt; the B-axis stator core 58 and the B-axis stator shell 57 are adhered together and are installed in the inner cavity of the B-axis motor shell 518; the B-axis rotor 59 is matched with the B-axis main shaft 510, the B-axis connecting disc 56 is connected with the B-axis main shaft 510 and the B-axis rotor 59 through bolts to fix the main shaft and the rotor together, and the fixed whole body is arranged in the inner cavity of the B-axis stator; the motor end cover 53 is arranged at the rear end of the inner cavity of the B-axis motor shell 518, and the stator shell and the B-axis motor shell 518 are connected together through bolts; the deep groove ball bearing 55 is matched with the main shaft and is arranged in a corresponding spigot of the motor end cover 53; the B-axis encoder connecting disc 54 is arranged in the inner cavity of the motor end cover 53 and connected with the motor end cover 53 through bolts, the B-axis encoder 52 matched with the main shaft is arranged above the B-axis encoder connecting disc 54, and the B-axis encoder 52 is fixedly connected through bolts; the motor cover plate 51 is arranged on the rear end face of the motor end cover 53 and used for sealing the inner cavity of the motor end cover 53 and is connected with the motor end cover 53 through bolts; the angular contact ball bearing 516 and the main shaft are arranged in the inner cavity of the front end of the B-shaft motor shell 518 in a matching mode; the first flange 511 is connected with a B-shaft motor shell 518 through a bolt, and is matched with a spacer 517 to fix the outer ring of an angular contact ball bearing 516; the second flange 513 is connected with the B-axis main shaft 510 through bolts and is matched with the adjusting washer 512, and the pretightening force is adjusted through the compression amount of the inner ring of the diagonal contact ball bearing 516; the cutter bar 514 is matched with a taper hole on the second connecting disc 513 and is connected with the second connecting disc 513 through a bolt.
In fig. 7, the main shaft in the C-axis is matched with the rotor and fixed by bolts between the C-axis joint 616 and the C-axis main shaft 61 and the C-axis rotor 67; the angular contact ball bearing 62 is matched with the main shaft and is arranged in an inner cavity above the C-axis motor shell 617; the bearing outer ring pressure plate 63 and the C-axis motor shell 617 are fixed by bolts and matched with the outer spacer 64 to fix the outer ring of the angular contact ball bearing 62; the table-board connecting disc 619 is connected with the main shaft by bolts and is matched with the bearing inner ring gasket 618 and the inner spacer 64 to adjust the pretightening force of the angular contact ball bearing 62; the C-axis stator shell 65 and the C-axis stator core 66 are stuck together and are arranged in an inner cavity below the C-axis motor shell 617; the first motor flange 614 is connected with the C-axis motor shell 617 through bolts and connected with the C-axis stator shell 65 through bolts; the deep groove ball bearing 615 is matched with the C-axis main shaft 61 and is arranged in the center of the motor flange I614; the C-axis encoder flange 612 and the C-axis spindle 61 are concentric and fixed on the lower end face of the motor flange I614 through bolts; the C-axis encoder bushing 68 is matched with the main shaft and fixed by a circumferential jackscrew; the C-axis encoder 611 is concentric with the C-axis encoder bushing 68 and is locked on the lower end face of the C-axis encoder flange 612 through bolts; a second motor flange 613 is concentric with the C-axis main shaft 61 and is locked on the first motor flange 614 by bolts; the oil cylinder flange 69 is concentric with the main shaft and is locked on the main shaft by a bolt; the swivel cylinder 610 is fitted to the cylinder receiver 69 and bolted to the cylinder receiver 69.
The machining process of the gear turning machine comprises the following steps: the method comprises the steps of firstly installing and clamping a workpiece, secondly adjusting a cutter according to cutter parameters, thirdly setting the cutter, and fourthly setting machining parameters and programming a machining program for machining.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. A gear turning machine is characterized in that: the automatic tool setting device comprises a lathe bed, a lathe stand column, an A shaft assembly, a B shaft assembly, a C shaft assembly and a Y shaft assembly, wherein the lathe stand column is vertically arranged at the top of the lathe bed and horizontally placed on the ground, the A shaft assembly used for adjusting the angle of a tool is arranged on a stand column carriage of the lathe stand column, the Y shaft assembly used for adjusting the center of the tool is connected with the A shaft assembly and is positioned right above the A shaft assembly, the B shaft assembly is connected with the Y shaft assembly while being connected with the A shaft assembly and is used for driving the B shaft assembly used for driving the tool to rotate to be positioned at the top of the C shaft assembly, the C shaft assembly is arranged in a groove at the top of the lathe bed, and the C.
2. The gear-turning machine according to claim 1, characterized in that: the lathe body is an X-axis assembly of the gear turning machine, the X-axis assembly comprises an X-axis motor, an X-axis motor base and an X-axis screw mechanism, the X-axis motor is connected with a speed reducer through a screw and is arranged in a seam allowance on the left side of the X-axis motor base on one side of the lathe body and is fixed through a bolt; a screw rod in the X-axis screw rod mechanism is matched with a screw rod bearing, is arranged in a spigot at the right side of the X-axis motor base and is connected by a bolt; the speed reducer is in transmission connection with the lead screw through a coupler, and the locking nut is used for axially fixing the lead screw; the feed screw nut seat is matched with a feed screw nut on the feed screw and is connected with the feed screw nut by a bolt; the machine tool upright post is arranged on the screw rod nut seat.
3. The gear-turning machine according to claim 2, characterized in that: the bottom of the lathe bed is provided with a foundation screw for adjusting the levelness; and linear slide rails are arranged on two sides of the X-axis assembly, the linear slide rails are connected with corresponding threaded holes on the lathe body through bolts, and the bottom of the machine tool upright post is fixedly connected with a sliding block in the linear slide rails.
4. The gear-turning machine according to claim 1, characterized in that: the machine tool upright post is a Z-axis assembly of the gear turning machine, the Z-axis assembly comprises a Z-axis motor, a Z-axis motor base and a Z-axis screw rod mechanism, and the Z-axis motor base is positioned above the machine tool upright post and is connected with a corresponding threaded hole on the upper side of the machine tool upright post through a bolt; the Z-axis motor and the speed reducer are connected by bolts, are arranged in a seam allowance above the Z-axis motor base and are fixed by bolts; a screw rod in the Z-axis screw rod mechanism is matched with a screw rod bearing and is arranged in a seam allowance below the Z-axis motor base and is connected with the seam allowance through a bolt; the speed reducer is in transmission connection with the lead screw through a coupler, and the locking nut is used for axially fixing the lead screw; the feed screw nut seat is matched with a feed screw nut on the feed screw and is connected with the feed screw nut by a bolt; the upright post carriage is arranged on the screw rod nut seat.
5. The gear-turning machine according to claim 4, characterized in that: linear slide rails are arranged on two sides of the machine tool upright post, the linear slide rails are connected with corresponding threaded holes on the upright post through bolts, and the side surface of the upright post dragging plate is fixedly connected with a sliding block in the linear slide rails; a counterweight oil cylinder is fixed on the machine tool upright post, and a piston rod in the counterweight oil cylinder is connected with a threaded hole on the upright post dragging plate and is used for assisting the linear motion of the screw rod.
6. The gear-turning machine according to claim 1, characterized in that: the A-axis assembly comprises a planetary reducer, an A-axis motor and an A-axis carriage, and the A-axis motor is connected with the planetary reducer through bolts and is placed in a spigot below the center of the upright post carriage and fixed through bolts; the A-axis carriage and the upright post carriage are matched and fixed through a T-shaped bolt, a disc spring, a piston, a locking nut and a gland, the fixing force can be adjusted through adjusting the pressure of the disc spring, and the A-axis carriage and the Z-axis carriage can be loosened through hydraulic pressure when the swing angle is needed, so that the swing angle is realized.
7. The gear-turning machine according to claim 6, characterized in that: the Y-axis assembly is formed by combining a servo motor and a Y-axis screw rod mechanism, and a Y-axis motor seat is positioned above the A-axis carriage and connected with the A-axis carriage through a bolt; the Y-axis motor is connected with the speed reducer through bolts and is arranged in a seam allowance above the Y-axis motor seat through bolts; a screw rod in the Y-axis screw rod mechanism is matched with an angular contact bearing and then placed in a seam allowance below a Y-axis motor base, and a bearing gland is connected with the Y-axis motor base through bolts to fix a bearing outer ring; the locking nut is tightened to fix the inner ring of the angular contact bearing matched with the screw rod; the shaft coupling is positioned in the Y-axis motor base and used as a motor reducer to be connected with the power transmission of the screw rod; the feed screw nut seat is connected with a feed screw nut on the feed screw through a bolt.
8. The gear-turning machine according to claim 7, characterized in that: a B-axis motor shell in the B-axis assembly is positioned in the center of the A-axis carriage and connected with the A-axis carriage through a gib and a bolt, and the B-axis motor shell is also connected with a screw rod nut seat in the Y-axis assembly through a bolt; the B-axis stator core and the B-axis stator shell are adhered together and are arranged in the inner cavity of the B-axis motor shell; the B-axis rotor is matched with the B-axis main shaft, and is connected with the B-axis main shaft through a B-axis connecting disc and a B-axis rotor through bolts to fix the B-axis main shaft and the B-axis rotor together, and the fixed whole body is arranged in an inner cavity of a B-axis stator;
the motor end cover is arranged at the rear end of the inner cavity of the B-axis motor shell and connects the B-axis stator shell with the B-axis motor shell by bolts; the deep groove ball bearing is matched with the B-shaft main shaft and is arranged in a corresponding spigot of a motor end cover; the B-axis encoder connecting disc is arranged in the inner cavity of the motor end cover and connected with the motor end cover through bolts, and a B-axis encoder matched with the B-axis main shaft is arranged above the B-axis encoder connecting disc and connected and fixed through bolts; the motor rear cover is arranged on the rear end face of the motor end cover and used for sealing the inner cavity of the motor end cover and is connected with the motor end cover through bolts; the angular contact ball bearing and the B-shaft main shaft are arranged in the inner cavity of the front end of the B-shaft motor shell in a matched mode; the first flange is connected with a B-shaft motor shell through a bolt and is matched with a spacer sleeve to fix an outer ring of an angular contact ball bearing; the second flange is connected with the B-shaft main shaft through bolts and matched with an adjusting washer, and pretightening force is adjusted through the compression amount of an inner ring of the diagonal contact ball bearing; the cutter bar is matched with the taper hole on the second flange and is connected with the second flange by using a bolt.
9. The gear-turning machine according to claim 1, characterized in that: a C-axis main shaft in the C-axis assembly is matched with the C-axis rotor and is fixed with the C-axis main shaft and the C-axis rotor through bolts between a C-axis connecting disc; the angular contact ball bearing is matched with the C-shaft main shaft and is arranged in an inner cavity above the C-shaft motor shell; the bearing outer ring pressure plate and the C-axis motor shell are fixed by bolts and are matched with the outer spacer sleeve to fix the outer ring of the angular contact ball bearing; the table-board connecting disc is connected with the C-shaft main shaft by using bolts and is matched with a bearing inner ring gasket and an inner spacer sleeve to adjust the pre-tightening force of the angular contact ball bearing; the C-axis stator shell and the C-axis stator core are stuck together and are arranged in an inner cavity below the C-axis motor shell; the first motor connecting disc is connected with the shell of the C-axis motor through bolts and connected with the shell of the stator through bolts; the deep groove ball bearing is matched with the C-axis main shaft and is arranged in the center of the motor flange; the C-axis encoder flange and the C-axis spindle are concentric and fixed on the lower end face of the motor flange by bolts; the C-axis encoder bush is matched with the main shaft and fixed by a circumferential jackscrew; the C-axis encoder and the C-axis encoder bushing are concentric and locked on the lower end face of the C-axis encoder flange by bolts; the motor flange II is concentric with the main shaft and is locked on the motor flange I by bolts; the oil cylinder flange is concentric with the C-axis main shaft and is locked on the main shaft by a bolt; the rotary oil cylinder is matched with the oil cylinder flange and locked on the oil cylinder flange by a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020392248.8U CN212094697U (en) | 2020-03-25 | 2020-03-25 | Gear turning machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020392248.8U CN212094697U (en) | 2020-03-25 | 2020-03-25 | Gear turning machine |
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| CN212094697U true CN212094697U (en) | 2020-12-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111266665A (en) * | 2020-03-25 | 2020-06-12 | 重庆市迈雷特数控技术有限公司 | Gear turning machine |
| CN114515871A (en) * | 2022-03-04 | 2022-05-20 | 中山迈雷特数控技术有限公司 | Novel gear turning machine |
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2020
- 2020-03-25 CN CN202020392248.8U patent/CN212094697U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111266665A (en) * | 2020-03-25 | 2020-06-12 | 重庆市迈雷特数控技术有限公司 | Gear turning machine |
| CN111266665B (en) * | 2020-03-25 | 2024-08-13 | 重庆市迈雷特数控技术有限公司 | Gear turning machine |
| CN114515871A (en) * | 2022-03-04 | 2022-05-20 | 中山迈雷特数控技术有限公司 | Novel gear turning machine |
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