CN210231629U - Special machine tool for vertical turning of brake drum - Google Patents
Special machine tool for vertical turning of brake drum Download PDFInfo
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- CN210231629U CN210231629U CN201920894389.7U CN201920894389U CN210231629U CN 210231629 U CN210231629 U CN 210231629U CN 201920894389 U CN201920894389 U CN 201920894389U CN 210231629 U CN210231629 U CN 210231629U
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Abstract
The utility model relates to a special vertical lathe for turning a brake drum.A stand column is arranged at the rear part of a main base, and the front end of the main base is a funnel mouth in the shape of a quadrangular frustum pyramid; a main shaft and a main shaft clamp are arranged at the side end of the funnel opening; a cutter head is driven on the upright post through a Z-direction and X-direction servo driving device; a feeding manipulator is arranged at the outer side end of the upright column, a linear servo device and an L-shaped bent plate are connected above a manipulator base through a rotary servo device, and the end part of the L-shaped bent plate is connected with a manipulator clamp through an upper pneumatic chuck; the rotary servo device and the linear servo device drive the mechanical arm clamp to rotate and lift, and a workpiece falls into the main shaft clamp or is taken out of the main shaft clamp. The main shaft axis of the special machine tool is vertically arranged in a vertical mode with the horizontal plane, the feeding mechanical arm can automatically feed workpieces to the main shaft from the material channel, the processed brake drum is fed back to the material channel, automatic loading and unloading are achieved, machining efficiency is improved, labor is saved, and machining cost is reduced.
Description
Technical Field
The utility model relates to a vertical lathe work special machine tool of brake drum belongs to the digit control machine tool field.
Background
The drum brake is an important part of an automobile and mainly comprises a brake wheel cylinder, a brake shoe, a brake drum, a friction plate, a return spring and the like. When the automobile runs, when the brake pedal is stepped on, the brake pedal pushes a piston of a brake master cylinder to move, pressure is generated in an oil path, brake fluid transmits the pressure to a brake wheel cylinder of a wheel to push the piston, and the piston pushes a brake shoe to move outwards, so that friction is generated between a friction plate and an inner circular surface of a brake drum, and braking force is generated, and the automobile braking effect is achieved.
The brake drum blank is a casting, the processing environment is severe, much dust is generated, the cutting amount is large, the machine tool is required to have good protection and lubrication functions, the machine tool is required to keep the processing precision running in a large-torque state for a long time, and the machine tool is required to have good rigidity and precision retentivity. The weight of parts of the brake drum is large, logistics equipment needs to be additionally equipped in the process of loading and unloading, a crane needs to be used for loading and unloading materials when a common machine tool is adopted for processing, and the time for loading and unloading materials is wasted; the automatic production line can be used for feeding and discharging by means of a six-degree-of-freedom mechanical arm, but the mechanical arm is high in cost and needs to be maintained frequently.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a vertical lathe work special machine tool of brake drum, this special machine tool's main shaft axis and the perpendicular vertical placing of horizontal plane, material loading manipulator can say the work piece from the material on automatic feeding to the main shaft to the brake drum unloading that will process is sent back the material and is said, thereby realizes automatic loading and unloading, not only improves machining efficiency, saves the labour moreover, reduces the processing cost.
For solving the above problems, the specific technical scheme of the utility model is as follows: a special vertical lathe for turning a brake drum is characterized in that a stand column is arranged behind a main base, the front end of the main base is a quadrangular frustum pyramid-shaped funnel wall, and a funnel opening is formed in the middle of the funnel wall; a main shaft is arranged at the side end of the funnel opening, and a main shaft clamp is coaxially connected to the main shaft; the rear side end of the main base is provided with a main motor driving device which is connected with the main shaft and provides power;
the upright post is connected with an X-direction servo driving device through a Z-direction servo driving device, the X-direction servo driving device is connected with a tool rest, the bottom of the tool rest is connected with a tool pan, and the position of the tool pan corresponds to that of the spindle clamp;
the structure that a feeding manipulator is arranged at the outer side end of the upright column is that a manipulator base is connected on a main base, a linear servo device is connected above the manipulator base through a rotary servo device, an L-shaped bent plate is connected on the linear servo device, and the end part of the L-shaped bent plate is connected with a manipulator clamp through an upper pneumatic chuck; the rotary servo device and the linear servo device drive the mechanical arm clamp to rotate and lift, and a workpiece falls into the main shaft clamp or is taken out of the main shaft clamp.
The rotary servo device is structurally characterized in that a lower flange, a transition sleeve and an upper flange are fixedly connected to a manipulator base in sequence, the lower flange is sleeved on an inner ring of a lower bearing, the upper flange is sleeved on an inner ring of an upper bearing, an outer ring of the lower bearing and an outer ring of the upper bearing are sleeved on a rotary box body together, a speed reducer is arranged at the upper end of a cavity of the rotary box body, an outer shell of the speed reducer is fixed on the rotary box body through screws, wherein the input end of the speed reducer is connected with a rotary shaft servo motor, and the output end of the speed reducer is.
The linear servo device is structurally characterized in that a linear guide rail is arranged on the surface of the rotary box body, and an L-shaped bent plate is connected with the linear guide rail in a sliding manner through a bent plate base; a linear shaft servo motor is fixed at the upper end of the rotary box body, an output shaft of the linear shaft servo motor is connected with a lead screw through a band-type brake, the upper end and the lower end of the lead screw are respectively supported on the rotary box body through bearings, a screw seat is connected to the lead screw in a matched mode, and the outside of the screw seat is connected with an L-shaped bent plate through a screw sleeve.
The mechanical arm clamp is composed of three L-shaped clamping arms distributed circumferentially, the horizontal long edge of each L-shaped clamping arm is fixed on the upper pneumatic chuck, and the vertical short edge clamps a workpiece.
The spindle clamp is structurally characterized in that a lower pneumatic chuck is connected to a spindle, three T-shaped grooves are uniformly distributed on the circumference of the lower pneumatic chuck, and each T-shaped groove is connected with a supporting block; the lower pneumatic chuck is provided with three pneumatic clamping jaws, each pneumatic clamping jaw is arranged between every two supporting blocks, the pneumatic clamping jaws are connected with clamping arms, the top ends of the clamping arms are connected with upper arms, the inner surfaces of the upper arms are arc contact surfaces, and the arc contact surfaces hold a workpiece tightly.
The main motor driving device is specifically structurally characterized in that a motor frame is arranged on the left rear side of a main base, a main motor is arranged on the motor frame, the main motor is connected with a shaft through a shaft coupling A, the shaft is supported through bearings arranged on the upper portion and the lower portion of the motor frame, a belt pulley A is arranged on the shaft, and a belt is sleeved between the belt pulley A and a belt pulley B on a main shaft and connected with the belt.
The connecting structure of the main shaft is that a main shaft box body of the main shaft is positioned on a main base through screws, and the upper end of an inner hole of the main shaft box body is provided with a double-row cylindrical roller bearing and a bidirectional thrust angular contact ball bearing from top to bottom; the lower end of an inner hole of the main shaft box body is provided with a double-row cylindrical roller bearing, the outer rings of the double-row cylindrical roller bearing and the bidirectional thrust angular contact ball bearing are respectively matched with the inner hole of the main shaft box body, and the inner ring is in interference fit with the central shaft; the lower part of the central shaft is provided with an encoder; the tail part of the central shaft is provided with a belt pulley B through a coupling B.
The upper end of the main shaft box body is provided with a box body flange, the box body flange is provided with an adjusting screw and a fastening screw, the inclination angle of the main shaft axis of the main shaft can be changed by the screwing-in depth of the adjusting screw on the box body flange, a solidifiable colloid is filled between the box body flange and the base to fix and position the inclination angle of the main shaft axis, and the fastening screw fixes the main shaft box body positioned by the main shaft axis on the base.
And the spindle box body is provided with air holes for connecting the bottom and the top of the spindle box body, and the air holes lead high-pressure air to the top of the spindle.
The special machine tool for vertical turning of the brake drum is vertically arranged with the axis of a main shaft vertical to the horizontal plane, a tool rest is arranged above the main shaft and is linked in a servo driving-Z direction and a servo driving-X direction to carry out cutting, a feeding manipulator can automatically feed workpieces onto the main shaft from a material channel and feed back the processed brake drum, a funnel opening is formed in a main base, and the processed cutting is directly discharged through the funnel opening.
Drawings
FIG. 1 is a side view of the brake drum vertical lathe for turning according to the present invention.
FIG. 2 is a front view of the brake drum vertical lathe for turning.
FIG. 3 is a top view of the brake drum vertical lathe for turning of the invention.
Figure 4 is an isometric view of the loading robot and spindle and workpiece of the present invention.
Figure 5 is an isometric view of a loading robot of the present invention.
Figure 6 is a cross-sectional view of a loading robot of the present invention.
Figure 7 is a perspective view of the loading robot and the clamp on the spindle of the present invention.
Fig. 8 is a view from direction a of fig. 7.
Fig. 9 is a view from direction B of fig. 7.
Fig. 10 is a cross-sectional view of fig. 9.
FIG. 11 is a cross-sectional view of the main motor drive and spindle of the present invention.
In the figure, 1 a base; 1.1 a quadrangular frustum pyramid shaped funnel wall; 1.2, a funnel opening; 2, upright posts; 2.1 linear guide rail; 3, a main shaft; 3.1 main shaft box body; 3.2 central shaft; 3.3 double-row cylindrical roller bearing; 3.4 bidirectional thrust angular contact ball bearing; 3.6 an encoder; 3.7, a coupler B; 3.8 Belt pulley B; 3.9 pores; 3.10 case flanges; 3.11 adjusting the screw; 3.12 fastening screws; 3.13 spindle axis; 4 main motor driving device; 4.1 motor frame; 4.2 main motor; 4.3, a coupler A; 4.6 Belt pulley A; 4.7 shafts; 4.8, a coupler A; 4.9 belts; 5, a feeding manipulator; 5.1 trace line; 5.2 rotating the box body; 5.3 a servo motor for rotating the shaft; 5.4 linear axis servo motor; 5.5 contracting brake; 5.6 leading screw; 5.7 linear guide rails; 5.8L-shaped bent plates; 5.9 manipulator base; 5.10 lower flange; 5.11 transition sleeve; 5.12 an upper flange; 5.13 lower bearing; 5.14, an upper bearing; 5.15 speed reducers; 5.16 outer case body; 5.23 a screw seat; 5.24 bending the plate end; 5.25 bending the base plate; 5.26 a nut sleeve; 5.27 upper air chuck; 6 servo driving the-Z direction; 6.1 garment of motor; 6.2, a brake contracting device; 6.3 bearing and bearing seat; 6.4 ball screw; 6.5 bearings and bearing seats; 7, a saddle; 7.1 linear guide rails; 8 servo-driving the-X direction; 8.1 servo motor; 8.2 bearing and bearing seat; 8.3 ball screw; 8.4 bearings and bearing seats; 9, a sliding plate; 10, a tool rest; 10.1 cutter head; 11, a workpiece; 12 material channels; 13, a main shaft clamp; 13.1 lower air chuck; 13.3 supporting the block; 13.4T-shaped grooves; 13.5 pneumatic jack catch; 13.7 upper arm; 13.8 screw; 13.9 arc contact surface; 14, a manipulator clamp; 14.1 long side; 14.2 short side.
Detailed Description
As shown in fig. 1 to 4, a special vertical lathe for turning a brake drum is provided, wherein an upright post 2 is arranged behind a main base 1, the front end of the main base 1 is a funnel wall 1.1 in a quadrangular frustum pyramid shape, and the middle part of the funnel wall 1.1 is provided with a funnel opening 1.2; a main shaft 3 is arranged at the side end of the funnel opening 1.2, and a main shaft clamp 13 is coaxially connected to the main shaft 3; a main motor driving device 4 is arranged at the rear side end of the main base 1, and the main motor driving device 4 is connected with the main shaft 3 and provides power;
the upright post 2 is connected with an X-direction servo driving device 8 through a Z-direction servo driving device 6, the X-direction servo driving device 8 is connected with a tool rest 10, the bottom of the tool rest is connected with a tool pan, and the position of the tool pan corresponds to that of a main shaft clamp 13;
the structure that a feeding manipulator 5 is arranged at the outer side end of the upright column 2 is that a manipulator base 5.9 is connected on the main base 1, a linear servo device is connected above the manipulator base 5.9 through a rotary servo device, an L-shaped bent plate 5.8 is connected on the linear servo device, and the end part of the L-shaped bent plate 5.8 is connected with a manipulator clamp 14 through an upper pneumatic chuck 5.27; the rotary servo device and the linear servo device drive the mechanical arm clamp 14 to rotate and lift, and the workpiece 11 falls into the main shaft clamp 13 or is taken out of the main shaft clamp 13.
As shown in fig. 5 and 6, the structure of the rotary servo device is that a lower flange 5.10, a transition sleeve 5.11 and an upper flange 5.12 are fixedly connected to a manipulator base 5.9 in sequence, the lower flange 5.10 is sleeved on an inner ring of a lower bearing 5.13, the upper flange 5.12 is sleeved on an inner ring of an upper bearing 5.14, the lower bearing 5.13 and an outer ring of the upper bearing 5.14 are sleeved on a rotary box 5.2 together, a reducer 5.15 is arranged at the upper end of a cavity of the rotary box 5.2, an outer shell 5.16 of the reducer 5.15 is fixed on the rotary box 5.2 through screws, wherein an input end of the reducer 5.15 is connected with a rotary shaft servo motor 5.3, and an output end is connected with the upper flange 5.12 through screws.
The linear servo device is structurally characterized in that a linear guide rail 5.7 is mounted on the surface of a rotary box body 5.2, and an L-shaped bent plate 5.8 is connected with the linear guide rail 5.7 in a sliding mode through a bent plate base 5.25; a linear shaft servo motor 5.4 is fixed at the upper end of the rotary box body 5.2, an output shaft of the linear shaft servo motor 5.4 is connected with a lead screw 5.6 through an internal contracting brake 5.5, the upper end and the lower end of the lead screw 5.6 are respectively supported on the rotary box body 5.2 through bearings 5.21, a screw seat 5.23 is connected on the lead screw 5.6 in a matching way, and the outside of the screw seat 5.23 is connected with an L-shaped bent plate 5.8 through a screw sleeve 5.26.
As shown in fig. 7 and 8, the robot clamp 14 is composed of three L-shaped clamping arms distributed circumferentially, the horizontal long side 14.1 of the L-shaped clamping arm is fixed on the upper air chuck 5.27, and the vertical short side 14.2 clamps the workpiece 11; the upper pneumatic chuck 5.27 acts to clamp or release the workpiece 11 with the vertical short side 14.2.
As shown in fig. 7, 9 and 10, the spindle clamp 13 has a structure that a lower air chuck 13.1 is connected to the spindle 3, three T-shaped grooves 13.4 are uniformly distributed on the circumference of the lower air chuck 13.1, and a supporting block 13.3 is connected to each T-shaped groove 13.4; the lower pneumatic chuck 13.1 is provided with three pneumatic clamping jaws 13.5, each pneumatic clamping jaw 13.5 is arranged between every two supporting blocks 13.3, the pneumatic clamping jaws 13.5 are connected with a clamping arm 13.2, the top end of the clamping arm 13.2 is connected with an upper arm 13.7, the inner surface of the upper arm 13.7 is an arc contact surface 13.9, and the arc contact surface 13.9 tightly holds the workpiece 11. The supporting function of the workpiece 11 is realized by the supporting block 13.3, the upper arm 13.7 is contracted under the driving of the lower pneumatic chuck 13.1, the outer surface of the workpiece 11 is pressed by the arc contact surface 13.9, and the holding working process is realized.
As shown in fig. 11, the main motor driving device 4 has a specific structure that a motor frame 4.1 is installed at the left rear side of the main base 1, a main motor 4.2 is installed on the motor frame 4.1, the main motor 4.2 is connected with a shaft 4.7 through a shaft coupling a4.3, the shaft 4.7 is supported through bearings arranged on the upper and lower sides of the motor frame 4.1, a belt pulley a4.6 is installed on the shaft 4.7, and a belt 4.9 is sleeved between the belt pulley a4.6 and a belt pulley B3.8 on the main shaft 3.
The connecting structure of the main shaft 3 is that a main shaft box body 3.1 of the main shaft is positioned on the main base 1 through a screw, and the upper end of an inner hole of the main shaft box body 3.1 is provided with a double-row cylindrical roller bearing 3.3 and a bidirectional thrust angular contact ball bearing 3.4 from top to bottom; the lower end of an inner hole of the main shaft box body 3.1 is provided with a double-row cylindrical roller bearing 3.3, the outer rings of the double-row cylindrical roller bearing 3.3 and the bidirectional thrust angular contact ball bearing 3.4 are respectively matched with the inner hole of the main shaft box body 3.1, and the inner ring is in interference fit with the central shaft 3.2; the lower part of the central shaft 3.2 is provided with an encoder 3.6; the tail of the central shaft 3.2 is provided with a belt pulley B3.8 through a coupling B3.7.
The upper end of the main shaft box body 3.1 is provided with a box body flange 3.10, the box body flange 3.10 is provided with an adjusting screw 3.11 and a fastening screw 3.12, the screwing depth of the adjusting screw 3.11 in the box body flange 3.10 can change the inclination angle of the main shaft axis 3.13 of the main shaft 3, a solidifiable colloid is filled between the box body flange 3.10 and the base 1 to fix and position the inclination angle of the main shaft axis 3.13, the fastening screw 3.12 is used for fastening the main shaft box body 3.1 after the main shaft axis 3.13 is positioned on the base 1, and the parallelism between the main shaft axis and the servo drive-Z direction is conveniently adjusted.
And the spindle box body 3.1 is provided with air holes 3.9 for connecting the bottom and the top of the spindle box body 3.1, and the air holes lead high-pressure air to the top of the spindle 3 to play a role in air-tight protection of the spindle.
When the special machine tool for vertical turning of the brake drum works, a linear shaft servo motor 5.4 and a lead screw 5.6 on a feeding manipulator 5 drive an L-shaped bent plate 5.8 to move downwards, an upper pneumatic chuck 5.27 on a bent plate end part 5.24 of the L-shaped bent plate 5.8 drives a manipulator clamp 14 to clamp a workpiece 11 on a material channel 12 by using a short edge 14.2, the linear shaft servo motor 5.4 and the lead screw 5.6 drive the L-shaped bent plate 5.8 to move upwards to clamp the workpiece 11, a rotary shaft servo motor 5.3 and a speed reducer 5.15 on the feeding manipulator 5 drive a rotary box body 5.2 supported on a lower flange 5.10, a transition sleeve 5.11 and an upper flange 5.12 to rotate, the rotary box body 5.2 drives the L-shaped bent plate 5.8, the pneumatic chuck 5.27, the manipulator clamp 14 and the workpiece 11 to rotate, the motion trail of the workpiece 11 is as shown in a track line 5.1 in FIG. 3, the linear shaft servo motor 5.4 and the lead screw 5.6 on the feeding manipulator 5 drive the L-shaped bent plate 5 to move upwards and the workpiece 11 to release the workpiece clamp, the workpiece 11 is loaded onto the lower pneumatic chuck 13.1 of the spindle 3.
The upper pneumatic chuck 5.27 loosens the workpiece 11, the workpiece 11 is loaded onto the lower pneumatic chuck 13.1 of the spindle 3, the workpiece 11 is supported by 3 supporting blocks 13.3 of the spindle clamp 13, the pneumatic claws 13.5 on the chuck 13.1 drive the clamping arms 13.2, and the outer circumference of the workpiece 11 is clamped through the arc contact surfaces 13.9 of the 3 clamping arms 13.2.
A main motor 4.2 of a main motor driving device 4 drives a belt pulley 3.8 on a main shaft 3 through a shaft coupling 4.3, a shaft 4.7, a shaft coupling A4.8, a belt pulley 4.6 and a belt 4.9, and the belt pulley 3.8 on the main shaft 3 drives a chuck 13.1 to rotate through the shaft coupling B3.7 and a central shaft 3.2 and drives a workpiece 11 to rotate.
The servo drive-Z direction 6 and the servo drive-X direction 8 are linked, the servo motor 6.1 and the ball screw 6.4 drive the saddle 7 to move on the linear track 2.1 of the upright post 2, the servo motor 8.1 and the ball screw 8.3 which are arranged on the saddle 7 drive the sliding plate 9 to move on the linear guide rail 7.1 of the saddle 7, and the tool rest 10 is arranged on the sliding plate 9 and cuts a workpiece 11 along with the linkage of the servo drive-Z direction 6 and the servo drive-X direction 8.
The base 1 is in a quadrangular frustum pyramid funnel shape and is provided with a quadrangular frustum pyramid shaped funnel wall 1.1 and a funnel opening 1.2, the spindle 3 is installed on the quadrangular frustum pyramid shaped funnel wall 1.1, and cutting scraps generated in the cutting process are discharged out of a machine tool through the quadrangular frustum pyramid shaped funnel wall 1.1 and the funnel opening 1.2.
After the workpiece 11 is machined, the pneumatic clamping jaw 13.5 on the lower pneumatic clamping disc 13.1 drives the clamping arm 13.2 to loosen the workpiece 11, the upper pneumatic clamping disc 5.27 on the bent plate end part 5.24 of the L-shaped bent plate 5.8 drives the manipulator clamp 14 to clamp the workpiece 11 by using the short edge 14.2, the linear shaft servo motor 5.4 and the lead screw 5.6 drive the L-shaped bent plate 5.8 to move upwards to clamp the workpiece 11, the revolving shaft servo motor 5.3 and the reducer 5.15 on the feeding manipulator 5 drive and support the lower flange 5.10, the transition sleeve 5.11, the upper flange 5.12 and the lower bearing 5.13, the box body 5.2 on the upper bearing 5.14 rotates, the box body 5.2 drives the L-shaped bent plate 5.8, the upper pneumatic chuck 5.27, the manipulator clamp 14 and the workpiece 11 to rotate, the motion trail of the workpiece 11 is as shown by a track line 5.1 in fig. 3, the linear shaft servo motor 5.4 and the lead screw 5.6 on the feeding manipulator 5 drive the L-shaped bent plate 5.8 to move downwards, the pneumatic chuck 5.27 loosens the workpiece 11, and the workpiece 11 is sent back to the material channel 12.
The axis of the main shaft 3 is vertically arranged with the horizontal plane, the tool rest 10 is arranged above the main shaft 3, the servo drive-Z direction 8 and the servo drive-X direction 6 are linked to carry out cutting machining, the feeding mechanical arm 5 can automatically feed the workpiece 11 onto the main shaft 3 from the material channel 12, and the machined brake drum workpiece 11 is discharged and returned to the material channel 12.
Claims (9)
1. The utility model provides a vertical lathe work special machine tool of turning of brake drum which characterized in that: an upright post (2) is arranged behind the main base (1), the front end of the main base (1) is a funnel wall (1.1) in a quadrangular frustum pyramid shape, and the middle part of the funnel wall (1.1) is provided with a funnel opening (1.2); a main shaft (3) is arranged at the side end of the funnel opening (1.2), and a main shaft clamp (13) is coaxially connected to the main shaft (3); a main motor driving device (4) is arranged at the rear side end of the main base (1), and the main motor driving device (4) is connected with the main shaft (3) and provides power;
the upright post (2) is connected with an X-direction servo driving device (8) through a Z-direction servo driving device (6), the X-direction servo driving device (8) is connected with a tool rest (10), the bottom of the tool rest is connected with a tool pan, and the position of the tool pan corresponds to that of a main shaft clamp (13);
the structure that a feeding manipulator (5) is arranged at the outer side end of an upright post (2) is characterized in that a manipulator base (5.9) is connected to a main base (1), a linear servo device is connected above the manipulator base (5.9) through a rotary servo device, an L-shaped bent plate (5.8) is connected to the linear servo device, and the end part of the L-shaped bent plate (5.8) is connected with a manipulator clamp (14) through an upper pneumatic chuck (5.27); the rotary servo device and the linear servo device drive the mechanical arm clamp (14) to rotate and lift, and the workpiece (11) falls into the main shaft clamp (13) or is taken out of the main shaft clamp (13).
2. The special vertical lathe for turning the brake drum according to claim 1, wherein: the rotary servo device is structurally characterized in that a lower flange (5.10), a transition sleeve (5.11) and an upper flange (5.12) are fixedly connected to a manipulator base (5.9) in sequence, the lower flange (5.10) is sleeved on an inner ring of a lower bearing (5.13), the upper flange (5.12) is sleeved on the inner ring of an upper bearing (5.14), an outer ring of the lower bearing (5.13) and an outer ring of an upper bearing (5.14) are sleeved on a rotary box body (5.2) together, a speed reducer (5.15) is arranged at the upper end of a cavity of the rotary box body (5.2), an outer shell (5.16) of the speed reducer (5.15) is fixed on the rotary box body (5.2) through screws, wherein the input end of the speed reducer (5.15) is connected with a rotary servo motor (5.3), and the output end of the speed reducer is connected with the upper.
3. The special vertical lathe for turning the brake drum according to claim 2, wherein: the linear servo device is structurally characterized in that a linear guide rail (5.7) is mounted on the surface of a rotary box body (5.2), and an L-shaped bent plate (5.8) is connected with the linear guide rail (5.7) in a sliding mode through a bent plate base (5.25); a linear shaft servo motor (5.4) is fixed at the upper end of a rotary box body (5.2), an output shaft of the linear shaft servo motor (5.4) is connected with a lead screw (5.6) through a band-type brake (5.5), the upper end and the lower end of the lead screw (5.6) are respectively supported on the rotary box body (5.2) through bearings (5.21), a screw seat (5.23) is connected on the lead screw (5.6) in a matching mode, and the outside of the screw seat (5.23) is connected with an L-shaped bent plate (5.8) through a screw sleeve (5.26).
4. The special vertical lathe for turning the brake drum according to claim 1, wherein: the manipulator clamp (14) consists of three L-shaped clamping arms distributed circumferentially, the horizontal long edge (14.1) of each L-shaped clamping arm is fixed on the upper pneumatic chuck (5.27), and the vertical short edge (14.2) clamps the workpiece (11).
5. The special vertical lathe for turning the brake drum according to claim 1, wherein: the spindle clamp (13) is structurally characterized in that a lower pneumatic chuck (13.1) is connected to a spindle (3), three T-shaped grooves (13.4) are uniformly distributed on the circumference of the lower pneumatic chuck (13.1), and each T-shaped groove (13.4) is connected with a supporting block (13.3); be equipped with three pneumatic jack catch (13.5) on lower pneumatic chuck (13.1), every pneumatic jack catch (13.5) set up between per two supporting shoe (13.3), connect centre gripping arm (13.2) on pneumatic jack catch (13.5), upper arm (13.7) is connected at centre gripping arm (13.2) top, and the internal surface of upper arm (13.7) is circular arc contact surface (13.9), and work piece (11) are held tightly in circular arc contact surface (13.9).
6. The special vertical lathe for turning the brake drum according to claim 1, wherein: main motor drive arrangement (4) concrete structure do, install the left rear side at main base (1) motor frame (4.1), install main motor (4.2) on motor frame (4.1), main motor (4.2) link to each other with axle (4.7) through shaft coupling A (4.3), axle (4.7) support through the bearing that motor frame (4.1) set up from top to bottom, install belt pulley A (4.6) on axle (4.7), the cover has belt (4.9) to connect between belt pulley B (3.8) on belt pulley A (4.6) and main shaft (3).
7. The special vertical lathe for turning the brake drum according to claim 6, wherein: the connecting structure of the main shaft (3) is characterized in that a main shaft box body (3.1) of the main shaft is positioned on the main base (1) through a screw, and the upper end of an inner hole of the main shaft box body (3.1) is provided with a double-row cylindrical roller bearing (3.3) and a bidirectional thrust angular contact ball bearing (3.4) from top to bottom; the lower end of an inner hole of the main shaft box body (3.1) is provided with a double-row cylindrical roller bearing (3.3), the outer rings of the double-row cylindrical roller bearing (3.3) and the bidirectional thrust angular contact ball bearing (3.4) are respectively matched with the inner hole of the main shaft box body (3.1), and the inner ring is in interference fit with the central shaft (3.2); the lower part of the central shaft (3.2) is provided with an encoder (3.6); the tail part of the central shaft (3.2) is provided with a belt pulley B (3.8) through a coupling B (3.7).
8. The special vertical lathe for turning the brake drum according to claim 7, wherein: the upper end of main shaft box (3.1) have box flange (3.10), have adjusting screw (3.11) and fastening screw (3.12) on box flange (3.10), can change the inclination of main shaft axis (3.13) of main shaft (3) through adjusting screw (3.11) the wrong income degree of depth at box flange (3.10), pour into the inclination of solidifiable colloid fixed position main shaft axis (3.13) between box flange (3.10) and base (1), fastening screw (3.12) fasten main shaft box (3.1) after main shaft axis (3.13) location on base (1).
9. The special vertical lathe for turning the brake drum according to claim 8, wherein: and the spindle box body (3.1) is provided with an air hole (3.9) for connecting the bottom and the top of the spindle box body (3.1), and the air hole (3.9) leads high-pressure air to the top of the spindle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894389.7U CN210231629U (en) | 2019-06-14 | 2019-06-14 | Special machine tool for vertical turning of brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894389.7U CN210231629U (en) | 2019-06-14 | 2019-06-14 | Special machine tool for vertical turning of brake drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210231629U true CN210231629U (en) | 2020-04-03 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920894389.7U Active CN210231629U (en) | 2019-06-14 | 2019-06-14 | Special machine tool for vertical turning of brake drum |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142437A (en) * | 2019-06-14 | 2019-08-20 | 沈阳机床(集团)有限责任公司 | The vertical turning Special Purpose Machine for Processing of brake rim |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142437A (en) * | 2019-06-14 | 2019-08-20 | 沈阳机床(集团)有限责任公司 | The vertical turning Special Purpose Machine for Processing of brake rim |
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Address after: 110142 No. 1-8, 17a, Kaifa Road, Shenyang Economic and Technological Development Zone, Liaoning Province Patentee after: General Technology Group Shenyang Machine Tool Co.,Ltd. Address before: 110142 No. 1-8, 17a, Kaifa Road, Shenyang Economic and Technological Development Zone, Liaoning Province Patentee before: SHENYANG MACHINE TOOL (GROUP) CO.,LTD. |