CN218556378U - Machine tool spindle control type numerical control facing head - Google Patents
Machine tool spindle control type numerical control facing head Download PDFInfo
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- CN218556378U CN218556378U CN202222857645.XU CN202222857645U CN218556378U CN 218556378 U CN218556378 U CN 218556378U CN 202222857645 U CN202222857645 U CN 202222857645U CN 218556378 U CN218556378 U CN 218556378U
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Abstract
The utility model discloses a lathe main shaft control formula numerical control facing head, include: the rotor is provided with a sliding block at one end; the machine tool spindle box comprises a hollow spindle and a transmission spindle, the transmission spindle penetrates through the hollow spindle, the hollow spindle is connected with a flange through a first screw and a hollow spindle end face key, and the flange is connected with one end, away from the sliding block, of the rotor through a second screw and a positioning pin; the cutter is arranged on the sliding block through the cutter holder, and the cutter head of the cutter deviates from the rotor; the push rod system is arranged in a cavity of the rotor; when the machine tool spindle rotates, the hollow spindle drives the rotor to rotate simultaneously through the flange connected with the hollow spindle, the sliding block and the tool rotate together with the rotor, or the machine tool spindle box enables the sliding block to move radially through the push rod system. Through the synchronous rotation of hollow main shaft and transmission main shaft, transmit power for the rotor through flange and connecting seat, drive slider and cutter co-rotation, realize the processing to the work piece.
Description
Technical Field
The utility model relates to a numerical control facing head field, concretely relates to lathe main shaft control formula numerical control facing head.
Background
The existing numerical control facing head is mostly arranged at the end part of a main shaft box (also arranged at the end part of a ram of the main shaft box) of a machine tool (a numerical control boring machine, a numerical control planer type milling machine and the like) and is mostly undetachable; the U-shaft (slide block feeding) transmission chain is designed and installed in the main spindle box, so that the transmission chain is long and complex, the assembly and debugging are difficult, the mechanical transmission rigidity is poor, the gap is large, and the stability is poor; the appearance design is heavy, the radial size is large, the appearance design is not proportional, the weight is large, the compensation of a machine tool spindle box balance system is difficult, and the processing requirements of modern mechanical industrial products on special-shaped complex profiles such as spherical surfaces, R profiles, conical surfaces, sealing grooves and the like are difficult to meet; the requirements of many accessories, frequent accessory replacement and high installation precision requirement of the modern numerical control machine tool cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that current numerical control facing head is difficult to the complicated profile of processing work piece because equipment debugging difficulty, and aim at provides a lathe main shaft control formula numerical control facing head, solves the problem that can easily realize processing work piece dysmorphism face.
The utility model discloses a following technical scheme realizes:
a machine tool spindle control type numerical control facing head, comprising:
the rotor, one end of the said rotor has slide blocks;
the machine tool spindle box comprises a hollow spindle and a transmission spindle, the transmission spindle penetrates through the hollow spindle, the hollow spindle is connected with a flange through a first screw and a hollow spindle end face key, and the flange is connected with one end, away from the sliding block, of the rotor through a second screw and a positioning pin;
the cutter is arranged on the sliding block through a cutter holder, and a cutter head of the cutter deviates from the rotor;
a pushrod system disposed within a cavity of the rotor;
when the machine tool spindle rotates, the hollow spindle drives the rotor to rotate simultaneously through a flange connected with the hollow spindle, the sliding block and the cutter rotate together with the rotor, meanwhile, the transmission spindle moves, and the sliding block is enabled to move radially through the push rod system.
Furthermore, a connecting seat is arranged between the rotor and the flange and is connected with the rotor through a second screw and a positioning pin.
Furthermore, the transmission main shaft in the main shaft box of the machine tool further comprises a claw pulling mechanism and a nut pulling head, the claw pulling mechanism is arranged in the transmission main shaft, the nut pulling head is connected with the claw pulling mechanism, the push rod system comprises a conical shaft, a push rod body and a push rod guide sleeve, the conical shaft is arranged on the nut pulling head, the conical shaft is connected with the transmission main shaft in a conical surface of 7.
Furthermore, the conical surface taper of the conical shaft is 7.
Furthermore, a sliding groove is formed in the rotor, a guide pushing block is arranged in the sliding groove and is connected with the pushing rod body in a sliding mode, and a fourth screw connected with the sliding block is arranged on the guide pushing block.
Furthermore, the direction ejector pad has seted up the guide way along its diagonal, the bottom notch of guide way faces the push rod body, be provided with the feather key of fixed connection in the guide way on the push rod body, the feather key through 4 fifth screws with this body coupling of push rod.
Further, the included angle between the central line of the guide groove and the axis of the push rod body is 45 degrees.
Furthermore, an accommodating groove is formed in one side, facing the guide pushing block, of the pushing rod body, and the length of the accommodating groove is larger than that of the guide pushing block.
Further, the shape of the opening of the accommodating groove is rectangular, and the bottom of the accommodating groove extends to form a circular opening.
Furthermore, one end, facing the sliding block, of the push rod guide sleeve is provided with a guide rail plate and a guide rail plate, the guide rail plate is fixed on the rotor (3), a pressing plate fixedly connected with the rotor is arranged on the outer peripheral wall of the sliding block, the pressing plate is connected with the rotor through a sixth screw, and an adjusting plate in contact with the sliding block is arranged between the rotor and the sliding block.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses a numerical control facing head, through the screw, the flange, the connecting seat is connected spare part, can be convenient for dismantle, start hollow main shaft and transmission main shaft and be synchronous revolution, link to each other by the screw between hollow main shaft and flange, and transmit the rotary motion transmission of transmission main shaft for the connecting seat through hollow main shaft terminal surface key and be rotary motion, and then let slider and cutter be synchronous syntropy rotary motion together with the transmission main shaft, but the independent operation slider realizes that radial motion is to the plane, the slot is processed, and can unite other shafting of digit control machine tool and do the linkage interpolation and accomplish the processing to work piece dysmorphism face.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of a workpiece to be machined according to the present invention;
fig. 2 is a first cross-sectional view of the present invention;
fig. 3 is a second cross-sectional view of the present invention;
fig. 4 is a first schematic structural view of the middle push rod body, the guide push block and the slide block of the present invention;
fig. 5 is a cross-sectional view of the middle push rod body and the guiding push block of the present invention;
fig. 6 is a schematic structural diagram of the middle push rod body, the guiding push block and the slider of the present invention.
Reference numbers and corresponding part names in the drawings:
1. a main spindle box of the machine tool; 11. a hollow main shaft; 12. a transmission main shaft; 13. a claw pulling mechanism; 14. a nut pulling head; 15. a hollow main shaft end face key; 2. a flange; 3. a rotor; 31. a connecting seat; 4. a slider; 5. a cutter; 51. a tool apron; 61. a conical shaft; 62. a push rod body; 63. a push rod guide sleeve; 64. a feather key; 65. and (6) guiding the push block.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example one
As shown in fig. 1, the present embodiment provides a machine tool spindle controlled type numerical control facing head, including:
a rotor 3, wherein one end of the rotor 3 is provided with a slide block 4;
the spindle box 1 of the machine tool comprises a hollow spindle 11 and a transmission spindle 12, the transmission spindle 12 penetrates through the hollow spindle 11, the hollow spindle 11 is connected with a flange 2 through a first screw and a hollow spindle end face key 15, and the flange 2 is connected with one end, away from a slide block 4, of a rotor 3 through a second screw and a positioning pin;
the cutter 5 is arranged on the sliding block 4 through a cutter holder 51, and the cutter head of the cutter 5 is far away from the rotor 3;
the push rod system is arranged in a cavity of the rotor 3;
when the machine tool spindle rotates, the hollow spindle 11 drives the rotor 3 to rotate simultaneously through the flange 2 connected with the hollow spindle, the sliding block 4 and the cutter 5 rotate together with the rotor 3, meanwhile, the transmission spindle 12 moves, and the sliding block 4 is enabled to move radially through the push rod system.
As shown in fig. 2 and 3, a connecting seat 31 is provided between the rotor 3 and the flange 2, and the connecting seat 31 is connected to the rotor 3 by a second screw and a positioning pin.
Specifically, transmission main shaft 12 in the lathe headstock 1 is worn to establish in hollow main shaft 11, and hollow main shaft 11 is connected fixedly through first hollow main shaft terminal surface key 15 and first screw and flange 2, is connected with connecting seat 31 between rotor 3 and the flange 2, and the three is connected fixedly through second screw and locating pin, and the one end setting of slider 4 is on rotor 3, and the other end is provided with blade holder 51, is provided with cutter 5 on the blade holder 51.
When the main motion of the sliding block 4 is a rotating motion, the machine tool is started, the hollow main shaft 11 and the transmission main shaft 12 rotate in the same direction and synchronously, the hollow main shaft 11 drives the flange 2 connected with the hollow main shaft to rotate together, the flange 2 drives the rotor 3 to rotate around the hollow main shaft 11 together through the connecting seat 31, the sliding block 4 arranged on the rotor 3 also rotates along with the rotor 3, and the rotating cutter 5 can process workpieces.
Example two
As shown in fig. 2 and 3, the machine tool spindle box 1 further includes a claw pulling mechanism 13 and a dog pulling head 14, the claw pulling mechanism 13 is disposed in the transmission spindle 12, the dog pulling head 14 is connected to the claw pulling mechanism 13, the push rod system includes a conical shaft 61, a push rod body 62 and a push rod guide sleeve 63, the conical shaft 61 is disposed on the dog pulling head 14, the conical shaft 61 is connected to the transmission spindle 12 in a conical surface of 7.
As shown in fig. 2 and 3, the taper of the conical surface of the conical shaft 61 is 7.
As shown in fig. 2 and fig. 3, a sliding groove is formed in the rotor 3, a guiding pushing block 65 is arranged in the sliding groove, the guiding pushing block 65 is slidably connected with the pushing rod body 62, and a fourth screw connected with the sliding block 4 is arranged on the guiding pushing block 65.
As shown in fig. 2 to 5, the guiding pushing block 65 is provided with a guiding groove along a diagonal line thereof, a bottom notch of the guiding groove faces the pushing rod body 62, the pushing rod body 62 is provided with a fixedly connected inclined key 64, and the inclined key 64 is connected with the pushing rod body 62 through 4 fifth screws.
The central line of the guide groove forms an angle of 45 degrees with the axial line of the push rod body 62.
As shown in fig. 6, a receiving groove is formed on one side of the push rod body 62 facing the guide push block 65, and the length of the receiving groove is greater than that of the guide push block 65.
As shown in fig. 6, the opening of the receiving groove is rectangular, and the bottom of the receiving groove extends to form a circular opening.
As shown in fig. 3, one end of the push rod guide sleeve 63 facing the slider 4 is provided with a guide rail plate and a guide rail plate fixed on the rotor 3, a pressing plate fixedly connected with the rotor 3 is arranged on the outer peripheral wall of the slider 4, the pressing plate is connected with the rotor 3 through a sixth screw, and an adjusting plate in contact with the slider 4 is arranged between the rotor 3 and the slider 4.
Specifically, the transmission main shaft 12 penetrates through the hollow main shaft 11 and can slide along the axial direction of the hollow main shaft 11, an alternating current servo motor in the machine tool main shaft box 1 changes the rotation motion of the motor into the linear motion of the transmission main shaft 12 through a ball screw, one side of the transmission main shaft 12, which is far away from the hollow main shaft 11, is provided with a broaching head 14, one end of the broaching head 14 is connected with a claw pulling mechanism 13, the other end of the broaching head 14 is in threaded connection with a conical shaft 61, the conical shaft 61 is in conical surface connection with the transmission main shaft 12, the other end of the conical shaft 61 is connected with a push rod body 62, the push rod body 62 is in sliding connection in a push rod guide sleeve 63, one end of the push rod body 62, which faces the slider 4, is provided with a guide push block 65 connected with the slider 4, a guide groove is formed in the guide block 65, the push rod body 62 is provided with an inclined key 64, and the inclined key 64 moves along the guide groove of 45 degrees in the guide push block 65 to drive the slider 4 to perform radial feeding motion.
Therefore, when the slide block 4 makes a radial feed motion, the hollow spindle 11 and the transmission spindle 12 rotate synchronously, and simultaneously, the transmission spindle 12 can slide in the hollow spindle 11 and along the axis of the hollow spindle 11, a servo motor in the machine tool spindle box 1 can convert the rotation motion of the servo motor into the linear motion of the transmission spindle 12 through a ball screw, the transmission spindle 12 tensions the conical shaft 61 through the pull claw mechanism 13 and the pull head 14, the pull claw mechanism 13 can pull or push the pull head 14 through a driving piece, the conical shaft 61 is connected with the transmission spindle 12, the transmission spindle 12 transmits the power to the conical shaft 61, the conical shaft 61 drives the push rod body 62 while receiving the power, a connecting piece is arranged between the conical shaft 61 and the push rod body 62, the push rod body 62 can be pushed or pulled through the pull claw mechanism 13 to move the push rod body 62 in the push rod guide sleeve 63 along the axis of the push rod 63, one end of the push rod body 62 is provided with an inclined key 64 fixedly connected in the groove, and the inclined key 64 is connected with the push rod body 62 through a fifth screw, so that when the push rod body 62 continues to move, a guide sleeve 65 is generated by the inclined guide groove 65.
The push rod body 62 is perpendicular to the guide push block 65, and an included angle between a central line of the guide groove and an axis of the push rod body 62 is 45 °, so that a transmission relationship between the push rod body 62 and the guide push block 65 is 1, and the push rod body 62 is limited in the push rod guide sleeve 63 and can only slide along the axis of the push rod guide sleeve 63, and the guide push block 65 is limited in the chute of the rotor 3 and can only move radially, so that the linear movement of the push rod body 62 is converted into the linear movement of the guide push block 65 by the 45 ° guide groove between the push rod body 62 and the inclined key 64, and the guide push block 65 is connected with the slider 4 by a fourth screw, when the guide push block 65 moves, the slider 4 and the cutter 5 can also move along the moving direction of the guide push block 65, the guide rail plate, the pressing plate and the adjusting plate all play a role in guiding the slider 4, the push rod body 62 is provided with an accommodating groove, and when the push rod body 62 slides, the accommodating groove can accommodate the guide push block 65.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A machine tool spindle control type numerical control facing head is characterized by comprising:
the rotor (3), one end of the said rotor (3) has slide blocks (4);
the spindle box (1) of the machine tool comprises a hollow spindle (11) and a transmission spindle (12), the transmission spindle (12) penetrates through the hollow spindle (11), the hollow spindle (11) is connected with a flange (2) through a first screw and a hollow spindle end face key (15), and the flange (2) is connected with one end, away from the sliding block (4), of the rotor (3) through a second screw and a positioning pin;
the cutter (5) is arranged on the sliding block (4) through a cutter holder (51), and the cutter head of the cutter (5) deviates from the rotor (3);
a pusher system arranged within a cavity of the rotor (3);
when the machine tool spindle rotates, the hollow spindle (11) drives the rotor (3) to rotate simultaneously through the flange (2) connected with the hollow spindle, the sliding block (4) and the cutter (5) rotate together with the rotor (3), the transmission spindle (12) moves simultaneously, and the sliding block (4) is enabled to move radially through the push rod system.
2. The machine tool spindle controlled numerical control facing head according to claim 1, characterized in that a connecting seat (31) is provided between the rotor (3) and the flange (2), and the connecting seat (31) is connected with the rotor (3) through a second screw and a positioning pin.
3. The machine tool spindle control type numerical control facing head as claimed in claim 1, wherein the transmission spindle (12) in the machine tool spindle box (1) further comprises a drawing claw mechanism (13) and a drawing head (14), the drawing claw mechanism (13) is disposed in the transmission spindle (12), the drawing head (14) is connected to the drawing claw mechanism (13), the push rod system comprises a conical shaft (61), a push rod body (62) and a push rod guide sleeve (63), the conical shaft (61) is disposed on the drawing head (14), the conical shaft (61) and the transmission spindle (12) are in a 7.
4. The machine tool spindle controlled numerical control facing head according to claim 3, characterized in that the taper of the taper shaft (61) is 7.
5. The machine tool spindle control type numerical control facing head according to claim 3, wherein a sliding groove is formed in the rotor (3), a guide pushing block (65) is arranged in the sliding groove, the guide pushing block (65) is connected with the push rod body (62), and a fourth screw connected with the sliding block (4) is arranged on the guide pushing block (65).
6. The machine tool spindle control type numerical control facing head according to claim 5, wherein a guide groove is formed in the guide pushing block (65) along a diagonal line of the guide pushing block, a bottom notch of the guide groove faces the push rod body (62), a fixedly connected inclined key (64) is arranged on the push rod body (62), and the inclined key (64) is connected with the push rod body (62) through 4 fifth screws.
7. The machine tool spindle control type numerical control facing head as claimed in claim 6, wherein an angle between a center line of the guide groove and an axis of the push rod body (62) is 45 °.
8. The machine tool spindle control type numerical control facing head as claimed in claim 6, wherein a receiving groove is formed in one side of the push rod body (62) facing the guide push block (65), and the length of the receiving groove is greater than that of the guide push block (65).
9. The machine tool spindle controlled numerical control facing head of claim 8, wherein the opening of the receiving groove is rectangular in shape, and the bottom of the receiving groove extends to form a circular opening.
10. The machine tool spindle control type numerical control facing head according to claim 3, wherein a guide plate is arranged at one end of the push rod guide sleeve (63) facing the slide block (4), the guide plate is fixed on the rotor (3), a pressing plate fixedly connected with the rotor (3) is arranged on the outer peripheral wall of the slide block (4), the pressing plate is connected with the rotor (3) through a sixth screw, and an adjusting plate in contact with the slide block (4) is arranged between the rotor (3) and the slide block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222857645.XU CN218556378U (en) | 2022-10-28 | 2022-10-28 | Machine tool spindle control type numerical control facing head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222857645.XU CN218556378U (en) | 2022-10-28 | 2022-10-28 | Machine tool spindle control type numerical control facing head |
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| Publication Number | Publication Date |
|---|---|
| CN218556378U true CN218556378U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222857645.XU Active CN218556378U (en) | 2022-10-28 | 2022-10-28 | Machine tool spindle control type numerical control facing head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161678A (en) * | 2023-11-03 | 2023-12-05 | 中山迈雷特数控技术有限公司 | Power head mechanism for precisely correcting center hole of shaft part |
-
2022
- 2022-10-28 CN CN202222857645.XU patent/CN218556378U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161678A (en) * | 2023-11-03 | 2023-12-05 | 中山迈雷特数控技术有限公司 | Power head mechanism for precisely correcting center hole of shaft part |
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