CN115492910A - High-speed precision gear transmission mechanism of machine tool - Google Patents

High-speed precision gear transmission mechanism of machine tool Download PDF

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Publication number
CN115492910A
CN115492910A CN202211105586.9A CN202211105586A CN115492910A CN 115492910 A CN115492910 A CN 115492910A CN 202211105586 A CN202211105586 A CN 202211105586A CN 115492910 A CN115492910 A CN 115492910A
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CN
China
Prior art keywords
gear
rotating shaft
machine tool
transmission mechanism
gear set
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202211105586.9A
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Chinese (zh)
Inventor
段先卫
杨旭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Hantai Precision Machinery Co ltd
Original Assignee
Shenzhen Hantai Precision Machinery Co ltd
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Publication date
Application filed by Shenzhen Hantai Precision Machinery Co ltd filed Critical Shenzhen Hantai Precision Machinery Co ltd
Priority to CN202211105586.9A priority Critical patent/CN115492910A/en
Publication of CN115492910A publication Critical patent/CN115492910A/en
Withdrawn legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/12—Mechanical drives with means for varying the speed ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/20—Adjusting or stopping working-spindles in a predetermined position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/0006—Noise or vibration control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/1201—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon for damping of axial or radial, i.e. non-torsional vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
    • F16F15/124—Elastomeric springs
    • F16F15/126—Elastomeric springs consisting of at least one annular element surrounding the axis of rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
    • F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
    • F16H19/043—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack for converting reciprocating movement in a continuous rotary movement or vice versa, e.g. by opposite racks engaging intermittently for a part of the stroke
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a high-speed precise gear transmission mechanism of a machine tool, which comprises a box body, wherein a driver is arranged at the top of one side of the box body, a first rotating shaft and a main shaft are respectively sleeved at the middle positions of two sides in the box body, a second rotating shaft and a third rotating shaft are respectively sleeved at the bottoms of two sides in the box body, and a first gear set which is matched with the first rotating shaft in a meshing manner is arranged at the outer sides of the first rotating shaft and the second rotating shaft and the output end of the driver; the invention ensures the stability of the rotation adjustment of the first rotating shaft under the dual meshing limit of the first gear set through the integrated structure transmission matching of the first gear set, the second gear set and the third gear set, can effectively ensure the precision of the linkage between the first rotating shaft and the third rotating shaft as well as the main shaft under the meshing transmission of the second gear set and the third gear set, and increases the transmission ratio of gear meshing and the working effect of the rotation cutting of the main shaft.

Description

High-speed precision gear transmission mechanism of machine tool
Technical Field
The invention relates to the technical field of mechanical transmission equipment, in particular to a high-speed precise gear transmission mechanism of a machine tool.
Background
The lathe is a machine tool for turning a rotating workpiece by mainly using a lathe tool, the lathe is the most important cutting machine tool in metal cutting machine tools, the lathe has the function of cutting rotating surfaces with different sizes and shapes and spiral surfaces, and a gear box is an important part widely applied to machine tool transmission and mainly comprises the functions of accelerating and decelerating, changing the transmission direction, changing the rotating torque, having a clutch effect, distributing power and the like.
When the existing machine tool gear box operates, generally, the gear is subjected to speed reduction and acceleration adjustment through structural engagement of a plurality of gears, but when the gear structure operates, and the gear at an adjusting part is adjusted for a long time, the engagement part of a transmission gear block is easy to wear, so that the engagement contact of the gear block is horizontal or vertical uneven, the precision of gear engagement is influenced, when the gear rotates at a high speed, the gear is difficult to realize sudden stop, strong impact can be caused on the gear due to forced sudden stop, the gear is damaged, the work difficulty and inconvenience of maintenance and repair are increased, when the machine tool cuts, a part of workpieces are cut through single-direction rotation, and cutting work of multiple angles can be required, so that the adjustment frequency and the driving force of a single-direction rotation cutting mechanism are increased.
Disclosure of Invention
The present invention is directed to a high-speed precision gear transmission mechanism of a machine tool, which solves the above-mentioned problems associated with the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the high-speed precise gear transmission mechanism of the machine tool comprises a box body, wherein a driver is arranged at the top of one side of the box body, a first rotating shaft and a main shaft are respectively sleeved at the middle positions of two sides in the box body, a second rotating shaft and a third rotating shaft are respectively sleeved at the bottoms of two sides in the box body, a first gear set matched with the first rotating shaft and the second rotating shaft in a meshing manner is arranged at the outer sides of the first rotating shaft and the second rotating shaft and the output end of the driver, a belt transmission mechanism matched with the driver in a transmission manner is arranged at the outer sides of the output end of the driver and the second rotating shaft, a second gear set matched with the first rotating shaft and the third rotating shaft in a meshing manner is arranged at the outer sides of the first rotating shaft and the third rotating shaft, and a third gear set matched with the third rotating shaft and the main shaft in a meshing manner is arranged at the outer sides of the third rotating shaft and the main shaft;
the inside of box is equipped with adjustment mechanism, and adjustment mechanism includes servo motor, two-way lead screw, flexible guide arm, internal thread piece and hinge bar respectively, the intermediate position department of the inside top of box and bottom is equipped with servo motor, and is two sets of servo motor's output is equipped with two-way lead screw, and is two sets of the outside symmetry of two-way lead screw is equipped with the internal thread piece of screw thread adaptation, and is two sets of the top of internal thread piece is with another two sets of the bottom of internal thread piece articulates there is the hinge bar, one side symmetry of the inside top of box and bottom is equipped with flexible guide arm, and is two sets of the top of hinge bar is equipped with the location and locks the mechanism, and is two sets of in addition the bottom of hinge bar is equipped with reciprocating rotary mechanism.
Preferably, the location locking mechanism includes first mount pad, damper plate, rubber pad, sleeve and braking plate respectively, and is two sets of the top of articulated arm articulates there is first mount pad, the braking plate is installed at the top of first mount pad, the sleeve is installed to the intermediate position department in the third pivot outside, six groups of damper plate, six groups are installed in the telescopic outside the outside of damper plate is equipped with the rubber pad.
Preferably, reciprocating rotary mechanism includes drive shaft, first fluted disc, second mount pad, incomplete gear, inner ring gear, rack plate and second fluted disc respectively, and is two sets of the second mount pad is installed to the bottom of articulated arm, one side cover of second mount pad bottom is equipped with the bull stick, and the outside of bull stick is equipped with first fluted disc and incomplete gear respectively, one side of second fluted disc is equipped with the little fluted disc, and little fluted disc and first fluted disc intermeshing, the outside of incomplete gear is equipped with the inner ring gear of meshing adaptation, the rack plate is installed to the bottom of inner ring one side, the intermediate position department of second mount pad bottom installs the fixed plate, and one side cover of fixed plate is equipped with the drive shaft, the outside of drive shaft is equipped with the second fluted disc with rack plate intermeshing.
Preferably, the top of one side of the box body is provided with a through groove, the through groove is matched with the driving shaft, a bearing seat is arranged at the middle position of one side of the box body, and the main shaft is sleeved with the bearing seat and connected.
Preferably, the first gear set is formed by combining a first gear, a second gear and a third gear respectively, the output end of the driver is provided with the first gear, the outer side of the first rotating shaft is provided with the second gear, the outer side of the second rotating shaft is provided with the third gear, and the third gear and the first gear rotate in the same direction and are meshed with the second gear.
Preferably, the second gear set is formed by combining a large gear and a first small gear respectively, and the third gear set is formed by combining two groups of second small gears respectively.
Preferably, the brake plate is made of steel, a shock absorption pad is arranged on the outer side of the brake plate, and the brake plate is matched with the rubber pad in a clamping mode.
Preferably, one side of the bottom of the second mounting seat, which is close to the fixed plate, is provided with a guide rail, the inner side of the guide rail is provided with a guide block in sliding fit, and the guide block is connected with the inner gear ring.
Preferably, incomplete gear and inner ring gear are intermittent type formula structure meshing adaptation, the second fluted disc is same perpendicular plane meshing adaptation with the rack board.
Compared with the prior art, the invention provides a high-speed precision gear transmission mechanism of a machine tool, which has the following beneficial effects:
1. the invention ensures the stability of the rotation adjustment of the first rotating shaft under the dual meshing limit of the first gear set through the integrated structure transmission matching of the first gear set, the second gear set and the third gear set, can effectively ensure the precision of the linkage between the first rotating shaft and the third rotating shaft as well as the main shaft under the meshing transmission of the second gear set and the third gear set, and increases the transmission ratio of gear meshing and the working effect of the rotation cutting of the main shaft.
2. The invention utilizes the structure adjustment of the adjusting mechanism to enable the positioning locking mechanism to be actively matched with the third rotating shaft in a structure manner, so that the brake plate is actively clamped into the surfaces of the damping plate and the rubber pad in a rotating state outside the third rotating shaft to be rapidly positioned in an emergency, the third rotating shaft is locked and limited, the rotating state of the main shaft can be cancelled, and the structure can avoid damaging the meshing part of the gear by locking and positioning the outside of the third rotating shaft, thereby effectively ensuring the stable and accurate operation of the braking function of the device and increasing the safety of the gear transmission mechanism.
3. The invention can lead the reciprocating rotation mechanism to actively lift and actively contact with the second gear set to form a new transmission system through the structural adjustment of the adjusting mechanism, and at the moment, the second gear plate can force the driving shaft to continuously rotate in a reciprocating way under the horizontal reciprocating displacement of the incomplete gear, the inner gear ring and the rack plate by utilizing the linkage and the coordination among a plurality of groups of gears, thereby pertinently carrying out multi-surface cutting on different workpieces.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the invention at B of FIG. 2;
FIG. 5 is a side elevational view of the first gear set of the present invention;
FIG. 6 is a side view of the inner ring gear of the present invention;
fig. 7 is a side view of the sleeve of the present invention.
In the figure: 1. a box body; 2. an adjustment mechanism; 201. a servo motor; 202. a bidirectional screw rod; 203. a telescopic guide rod; 204. an internal thread block; 205. a hinged lever; 3. a positioning locking mechanism; 301. a first mounting seat; 302. a damper plate; 303. a rubber pad; 304. a sleeve; 305. a brake plate; 4. a main shaft; 5. a reciprocating rotation mechanism; 501. a drive shaft; 502. a first fluted disc; 503. a second mounting seat; 504. an incomplete gear; 505. an inner gear ring; 506. a rack plate; 507. a second fluted disc; 6. a driver; 7. a belt drive mechanism; 8. a first rotating shaft; 9. a second rotating shaft; 10. a first gear set; 11. a second gear set; 12. a third rotating shaft; 13. a third gear set.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: the high-speed precise gear transmission mechanism of the machine tool comprises a box body 1, wherein a driver 6 is arranged at the top of one side of the box body 1, a first rotating shaft 8 and a main shaft 4 are respectively sleeved at the middle positions of two sides in the box body 1, a second rotating shaft 9 and a third rotating shaft 12 are respectively sleeved at the bottom of two sides in the box body 1, a first gear set 10 which is matched with the first rotating shaft 8 and the second rotating shaft 9 in a meshing manner is arranged at the outer sides of the first rotating shaft 8 and the second rotating shaft 9 and the output end of the driver 6, a belt transmission mechanism 7 which is matched with the driver in a transmission manner is arranged at the outer sides of the output end of the driver 6 and the second rotating shaft 9, a second gear set 11 which is matched with the first rotating shaft 8 and the third rotating shaft 12 in a meshing manner is arranged at the outer sides of the third rotating shaft 12 and the main shaft 4;
the inside of box 1 is equipped with adjustment mechanism 2, and adjustment mechanism 2 includes servo motor 201 respectively, two-way lead screw 202, flexible guide arm 203, internal thread piece 204 and hinge bar 205, the intermediate position department of the inside top of box 1 and bottom is equipped with servo motor 201, the output of two sets of servo motor 201 is equipped with two-way lead screw 202, the outside symmetry of two sets of two-way lead screw 202 is equipped with the internal thread piece 204 of screw thread adaptation, the top of two sets of internal thread pieces 204 and the bottom of another two sets of internal thread pieces 204 articulate there is hinge bar 205, one side symmetry of the inside top of box 1 and bottom is equipped with flexible guide arm 203, the top of two sets of hinge bar 205 is equipped with location locking mechanism 3, the bottom of another two sets of hinge bar 205 is equipped with reciprocating rotary mechanism 5.
As a preferable embodiment of the present embodiment: the positioning locking mechanism 3 comprises a first mounting seat 301, a damping plate 302, a rubber pad 303, a sleeve 304 and a brake plate 305 respectively, the tops of two sets of hinged rods 205 are hinged to the first mounting seat 301, the brake plate 305 is installed at the top of the first mounting seat 301, the sleeve 304 is installed at the middle position of the outer side of the third rotating shaft 12, six sets of damping plates 302 are installed on the outer side of the sleeve 304, the outer sides of the six sets of damping plates 302 are provided with the rubber pad 303, the positioning locking structure is utilized to be matched with each other, emergency stop of the device can be forced, and safety of the device is improved.
As a preferable embodiment of the present embodiment: the reciprocating rotation mechanism 5 comprises a driving shaft 501, a first fluted disc 502, a second mounting base 503, incomplete gears 504, inner toothed rings 505, rack plates 506 and second fluted discs 507, the second mounting base 503 is mounted at the bottoms of the two groups of hinged rods 205, a rotating rod is sleeved on one side of the bottom of the second mounting base 503, the first fluted disc 502 and the incomplete gears 504 are arranged on the outer sides of the rotating rod respectively, a small fluted disc is arranged on one side of the second fluted disc 11 and is meshed with the first fluted disc 502, the inner toothed rings 505 matched with the incomplete gears 504 in a meshing mode are arranged on the outer sides of the incomplete gears, the rack plates 506 are mounted at the bottoms of the inner toothed rings 505, a fixing plate is mounted in the middle position of the bottom of the second mounting base 503, the driving shaft 501 is sleeved on one side of the fixing plate, the second fluted disc 507 meshed with the rack plates 506 is arranged on the outer sides of the driving shaft 501, and the angle of the workpiece can be cut by means of adjustment and matching of the reciprocating rotation structure.
As a preferable embodiment of the present embodiment: logical groove has been seted up at the top of box 1 one side, and leads to groove and drive shaft 501 and mutually support, and the intermediate position department of box 1 one side is equipped with the bearing frame, and main shaft 4 establishes with the bearing frame cover and is connected, and the accessible leads to seting up of groove, gives drive shaft 501 lift adjustment's removal space.
As a preferable embodiment of the present embodiment: the first gear set 10 is formed by combining a first gear, a second gear and a third gear respectively, the output end of the driver 6 is provided with the first gear, the outer side of the first rotating shaft 8 is provided with the second gear, the outer side of the second rotating shaft 9 is provided with the third gear, the third gear and the first gear rotate in the same direction and are meshed with the second gear, and the transmission ratio of the multiple groups of gears is utilized to synchronously mesh and guide the second gear, so that the second gear is driven to rotate stably under the limit meshing of the first gear and the third gear.
As a preferable embodiment of the present embodiment: the second gear set 11 is formed by combining a large gear and a first small gear respectively, the third gear set 13 is formed by combining two groups of second small gears respectively, and the third rotating shaft 12 and the main shaft 4 can be effectively guaranteed to rotate stably through the structural meshing of the two groups of small gears and the large gear with the first small gear.
As a preferable aspect of the present embodiment: brake plate 305 is made of steel, and the outside of brake plate 305 is equipped with the shock pad, and brake plate 305 and rubber pad 303 block adaptation utilize the cushion pad and the compulsory relief of rubber pad 303, the stress of relieving of brake plate 305 and rubber pad 303 great relief improves the shock-absorbing function of structural contact.
As a preferable embodiment of the present embodiment: one side of the bottom of the second mounting seat 503, which is close to the fixing plate, is provided with a guide rail, the inner side of the guide rail is provided with a guide block in sliding fit, the guide block is connected with the inner toothed ring 505, and the inner toothed ring 505 is urged to stably move under the structural positioning of the guide block and the guide rail through the connection of the guide block and the inner toothed ring 505, so that the guidance of the structure is improved.
As a preferable aspect of the present embodiment: the incomplete gear 504 and the inner toothed ring 505 are in meshing adaptation in an intermittent structure, the second toothed disc 507 and the rack plate 506 are in meshing adaptation in the same vertical plane, and the second toothed disc 507 and the rack plate 506 can be intermittently meshed through the incomplete gear 504 and the inner toothed ring 505, so that the second toothed disc 507 continuously rotates in a reciprocating mode, and the workpiece is cut in multiple angles.
Embodiment 1, as shown in fig. 1 to 4, when the device is braked during sudden stop, the third rotating shaft 12 can be stopped suddenly through the contact and cooperation between the brake plate 305 and the damping plate 302, and during the period, the rubber pad 303 on the surface of the damping plate 302 and the brake plate 305 of the steel structure are in contact with each other, so that the shock can be reduced, and the multiple damping plates 302 can be prevented from being damaged too much, thereby ensuring the stability of the installation of the third rotating shaft 12, the damping plate 302, the rubber pad 303 and the sleeve 304, and promoting the third rotating shaft 12 not to damage the transmission structures of the second gear set 11 and the third gear set 13 after being positioned, and prolonging the service life of the components.
Embodiment 2, as shown in fig. 1 to 6, when a workpiece needs to be cut in different directions, the two-way lead screw 202 is driven to rotate by the start of the one set of servo motor 201, and then the two sets of inner screw blocks 204 are driven to move close to each other by the two-way lead screw 202, so that the two sets of inner screw blocks 204 drive the second mounting base 503 to descend integrally, and the second mounting base 503 drives the first toothed disc 502 to be engaged with the engaged portion of the second toothed wheel set 11, so that the first toothed disc 502 is linked with the rotation of the second toothed wheel set 11, and the first toothed disc 502 and the incomplete gear 504 are driven to rotate synchronously when the second toothed wheel set 11 rotates, and at this time, the inner toothed ring 505 is driven to intermittently reciprocate by the rotation of the incomplete gear 504, so that the incomplete gear 504 drives the rack plate 506 to synchronously reciprocate and displace, and finally the second toothed disc 507 structure which horizontally reciprocates is engaged, so that the second toothed disc 507 drives the driving shaft 501 to reciprocally rotate, thereby cutting multiple angular surfaces of the workpiece is performed by the driving shaft 501, and the flexibility and functionality of the gear transmission adjustment are increased.
The working principle is as follows: when the transmission structure is used, the belt transmission mechanism 7 and the first gear set 10 can be driven to be in transmission fit through the control fit of the driver 6, the belt transmission mechanism 7 is enabled to synchronously drive the first gear and the third gear in the first gear set 10 to rotate in the same direction, the first gear and the third gear are enabled to be meshed with the second gear on the outer side of the first rotating shaft 8, a double meshing system is achieved, the second gear stably drives the first rotating shaft 8 to rotate, the large gear of the second gear set 11 can be driven to be meshed with the first small gear along with the rotation of the first rotating shaft 8, the large gear accelerates the first small gear and drives the third rotating shaft 12 to rotate, the third rotating shaft 12 is meshed with the two groups of second small gears arranged on the main shaft 4, the main shaft 4 can stably rotate as a main transmission cutting structure, and under the structural fit of multiple groups of transmission ratios, the gear transmission rotation of the main shaft 4 and the stability of adjustment can be effectively guaranteed;
when the spindle 4 needs to be stopped emergently during rotation, the start-up of the group of servo motors 201 can drive the bidirectional screw rod 202 to rotate, the bidirectional screw rod 202 is enabled to drive the two groups of internal thread blocks 204 to move close to each other, the two groups of hinge rods 205 are enabled to drive the first mounting seat 301 to ascend under the guidance of the telescopic guide rod 203, the first mounting seat 301 is enabled to drive the brake plate 305 to be clamped between the multiple groups of shock absorption plates 302 in a rotating state, and therefore the rotating third rotating shaft 12 is locked suddenly, rapid and stable locking and positioning of the spindle 4 are achieved, sudden stop braking of the structure is achieved, and safety of the device is improved.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims (9)

1. High-speed accurate gear drive of lathe constructs, including box (1), its characterized in that: the top of one side of the box body (1) is provided with a driver (6), the middle positions of two sides in the box body (1) are respectively sleeved with a first rotating shaft (8) and a main shaft (4), the bottoms of two sides in the box body (1) are respectively sleeved with a second rotating shaft (9) and a third rotating shaft (12), the outer sides of the first rotating shaft (8) and the second rotating shaft (9) and the output end of the driver (6) are provided with a first gear set (10) matched with the first rotating shaft in a meshing manner, the outer sides of the output end of the driver (6) and the second rotating shaft (9) are provided with a belt transmission mechanism (7) matched with the second rotating shaft in a transmission manner, the outer sides of the first rotating shaft (8) and the third rotating shaft (12) are provided with a second gear set (11) matched with the second rotating shaft in a meshing manner, and the outer sides of the third rotating shaft (12) and the main shaft (4) are provided with a third gear set (13) matched with the third rotating shaft in a meshing manner;
the inside of box (1) is equipped with adjustment mechanism (2), and adjustment mechanism (2) include servo motor (201), two-way lead screw (202), flexible guide arm (203), internal thread piece (204) and hinge rod (205) respectively, the intermediate position department of box (1) inside top and bottom is equipped with servo motor (201), and is two sets of the output of servo motor (201) is equipped with two-way lead screw (202), and is two sets of the outside symmetry of two-way lead screw (202) is equipped with internal thread piece (204) of screw thread adaptation, and is two sets of the top of internal thread piece (204) and another two sets of the bottom of internal thread piece (204) articulates there is hinge rod (205), one side symmetry of box (1) inside top and bottom is equipped with flexible guide arm (203), and is two sets of the top of hinge rod (205) is equipped with location locking mechanism (3), and another two sets of the bottom of hinge rod (205) is equipped with reciprocating rotary mechanism (5).
2. A high-speed precision gear transmission mechanism of a machine tool according to claim 1, characterized in that: positioning locking mechanism (3) are two sets of including first mount pad (301), damper plate (302), rubber pad (303), sleeve (304) and braking plate (305) respectively the top of articulated mast (205) articulates there is first mount pad (301), braking plate (305) are installed at the top of first mount pad (301), sleeve (304) are installed to the intermediate position department in third pivot (12) outside, six groups damper plate (302), six groups are installed in the outside of sleeve (304) the outside of damper plate (302) is equipped with rubber pad (303).
3. A high-speed precision gear transmission mechanism of a machine tool according to claim 1, characterized in that: reciprocating rotary mechanism (5) include drive shaft (501), first fluted disc (502), second mount pad (503), incomplete gear (504), interior ring gear (505), rack board (506) and second fluted disc (507) respectively, and are two sets of second mount pad (503) are installed to the bottom of articulated rod (205), one side cover of second mount pad (503) bottom is equipped with the bull stick, and the outside of bull stick is equipped with first fluted disc (502) and incomplete gear (504) respectively, one side of second gear train (11) is equipped with little fluted disc, and little fluted disc and first fluted disc (502) intermeshing, the outside of incomplete gear (504) is equipped with interior ring gear (505) of meshing adaptation, rack board (506) are installed to the bottom of interior ring gear (505) one side, the fixed plate is installed to the intermediate position department of second mount pad (503) bottom, and one side cover of fixed plate is equipped with drive shaft (501), the outside of drive shaft (501) is equipped with second fluted disc (507) intermeshing with rack board (506).
4. A high-speed precision gear transmission mechanism of a machine tool according to claim 1, characterized in that: the top of one side of the box body (1) is provided with a through groove which is matched with the driving shaft (501), a bearing seat is arranged at the middle position of one side of the box body (1), and the main shaft (4) is sleeved with the bearing seat and connected.
5. A high-speed precision gear transmission mechanism of a machine tool according to claim 1, characterized in that: first gear train (10) are formed by first gear and second gear and third gear combination respectively, the output of driver (6) is equipped with first gear, the outside of first pivot (8) is equipped with the second gear, the outside of second pivot (9) is equipped with the third gear, and third gear and first gear are same direction rotation and with second gear intermeshing.
6. A high-speed precision gear transmission mechanism of a machine tool according to claim 1, characterized in that: the second gear set (11) is formed by combining a large gear and a first small gear respectively, and the third gear set (13) is formed by combining two groups of second small gears respectively.
7. A high-speed precision gear transmission mechanism of a machine tool according to claim 2, characterized in that: the brake plate (305) is made of steel, a shock absorption pad is arranged on the outer side of the brake plate (305), and the brake plate (305) is matched with the rubber pad (303) in a clamping mode.
8. A high-speed precision gear transmission mechanism of a machine tool according to claim 3, characterized in that: one side of the bottom of the second mounting seat (503), which is close to the fixed plate, is provided with a guide rail, the inner side of the guide rail is provided with a guide block in sliding fit, and the guide block is connected with the inner gear ring (505).
9. A high-speed precision gear transmission mechanism of a machine tool according to claim 3, characterized in that: the incomplete gear (504) and the inner toothed ring (505) are in meshing fit in an intermittent structure, and the second toothed disc (507) and the rack plate (506) are in meshing fit in the same vertical plane.
CN202211105586.9A 2022-09-10 2022-09-10 High-speed precision gear transmission mechanism of machine tool Withdrawn CN115492910A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211105586.9A CN115492910A (en) 2022-09-10 2022-09-10 High-speed precision gear transmission mechanism of machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211105586.9A CN115492910A (en) 2022-09-10 2022-09-10 High-speed precision gear transmission mechanism of machine tool

Publications (1)

Publication Number Publication Date
CN115492910A true CN115492910A (en) 2022-12-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211105586.9A Withdrawn CN115492910A (en) 2022-09-10 2022-09-10 High-speed precision gear transmission mechanism of machine tool

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Country Link
CN (1) CN115492910A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117066249A (en) * 2023-08-11 2023-11-17 江苏弘德环保科技有限公司 Device for rapidly disposing small waste pressure container

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117066249A (en) * 2023-08-11 2023-11-17 江苏弘德环保科技有限公司 Device for rapidly disposing small waste pressure container
CN117066249B (en) * 2023-08-11 2024-02-02 江苏弘德环保科技有限公司 Device for rapidly disposing small waste pressure container

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Application publication date: 20221220