CN112453589B - Self-driven ultrasonic auxiliary gear honing device - Google Patents
Self-driven ultrasonic auxiliary gear honing device Download PDFInfo
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- CN112453589B CN112453589B CN202011428354.8A CN202011428354A CN112453589B CN 112453589 B CN112453589 B CN 112453589B CN 202011428354 A CN202011428354 A CN 202011428354A CN 112453589 B CN112453589 B CN 112453589B
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- 230000007246 mechanism Effects 0.000 claims abstract description 42
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 13
- 230000005012 migration Effects 0.000 abstract description 6
- 238000013508 migration Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 239000006061 abrasive grain Substances 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F19/00—Finishing gear teeth by other tools than those used for manufacturing gear teeth
- B23F19/05—Honing gear teeth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model provides a gear honing device is assisted to self-propelled supersound, includes frame and supersonic generator, is equipped with work piece centre gripping rotary driving mechanism and front and back horizontal migration mechanism on the frame, and work piece centre gripping rotary driving mechanism is located the left side of front and back horizontal migration mechanism, is equipped with the mount pad on the front and back horizontal migration mechanism, is equipped with left and right reciprocating movement mechanism on the mount pad, and left and right reciprocating movement mechanism left end portion is equipped with ultrasonic vibration honing subassembly, and supersonic generator is connected with ultrasonic vibration honing subassembly's binding post through passing mount pad and left and right reciprocating movement mechanism's conductive component. The invention solves the problems of common honing processing, the gear processed by ultrasonic auxiliary honing has higher precision and bearing capacity, the working life of the honing wheel is further prolonged, in addition, the ultrasonic vibration can also improve the abrasive grain cutting speed, reduce honing force and improve the processing efficiency.
Description
Technical Field
The invention belongs to the technical field of gear machining, and particularly relates to a self-driven ultrasonic auxiliary gear honing device.
Background
The gear and the products thereof are key basic components of the mechanical industry, the main transmission forms of most mechanical equipment are gear transmission, and basic parts represented by the gear are not only basic industries of equipment manufacturing industry in China, but also important foundations for construction in various fields of national economy. The gear honing processing is a gear finishing processing method, is used for finishing processing after the heat treatment of the gear, can effectively improve the tooth surface quality and improve the gear precision, and the traditional gear honing processing generally has the problems that a honing wheel is easy to block, the tooth pitch correction error capability of the tooth form is low, the abrasive particle stress is large and the like.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a self-driven ultrasonic auxiliary gear honing device with high gear machining precision, balanced stress of a honing wheel and strong bearing capacity.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a gear honing device is assisted to self-propelled supersound, includes frame and supersonic generator, is equipped with work piece centre gripping rotary driving mechanism and front and back horizontal migration mechanism on the frame, and work piece centre gripping rotary driving mechanism is located the left side of front and back horizontal migration mechanism, is equipped with the mount pad on the front and back horizontal migration mechanism, is equipped with left and right reciprocating movement mechanism on the mount pad, and left and right reciprocating movement mechanism left end portion is equipped with ultrasonic vibration honing subassembly, and supersonic generator is connected with ultrasonic vibration honing subassembly's binding post through passing mount pad and left and right reciprocating movement mechanism's conductive component.
The workpiece clamping rotary driving mechanism comprises a support, a motor, a coupler and a mounting shaft, wherein the support is fixedly connected to the base through a first screw, the mounting shaft is arranged in the left-right horizontal direction and is rotationally connected to the base through at least two groups of first bearings, the workpiece is mounted at the right end of the mounting shaft and is fastened through a first locking nut assembly, the left end of the mounting shaft is connected with a main shaft of the motor through the coupler in a transmission manner, and the bottom of the motor is arranged on the base through a bracket.
The front-back horizontal moving mechanism comprises a fixed seat, a screw rod, a sliding nut and a sliding seat, wherein the fixed seat is arranged on the machine base, the screw rod and the length direction of the fixed seat are arranged along the front-back direction, the screw rod is arranged inside the fixed seat, the front end and the rear end of the screw rod are rotationally connected with the fixed seat, the sliding nut is in threaded connection with the screw rod, the top of the fixed seat is provided with a dovetail sliding rail along the front-back horizontal direction, the bottom of the sliding seat is provided with a dovetail sliding groove which is in sliding connection with the dovetail sliding rail, the sliding seat is fixedly connected with the sliding nut, and the front end of the screw rod is provided with a handle.
The left and right reciprocating mechanism comprises a guide shaft, a compression spring, a left base plate, a right base plate, a pressure plate, a friction disc and an eccentric wheel assembly, wherein the bottom of the base is fixedly connected to the sliding seat through a second screw, a mounting hole with an open top is formed in the right side of the base, the guide shaft is horizontally arranged in the left and right directions, the guide shaft is arranged in the mounting hole, the left side and the right outer circle of the guide shaft are rotationally connected with the inner wall of the mounting hole through shaft sleeves, the left end and the right end of the base are respectively provided with an end cover assembly for limiting the axial position of the shaft sleeves, the left end of the guide shaft extends out of the base, the pressure plate and the friction disc are vertically arranged at the left end of the guide shaft, the right side surface of the pressure plate is contacted with the left side surface of the friction disc and connected with the inner hole of the pressure plate through a third screw, the outer wall of the guide shaft is connected with the inner hole of the pressure plate through a flat key, a mounting groove with an open top is formed in the right side of the base, the top of the mounting groove is communicated with the mounting hole, the left base plate, the compression spring and the right base plate are sleeved on the right side of the guide shaft and the mounting groove, the compression spring is positioned between the left base plate and the right base, the right base plate is in the nut is in the compression nut and the nut;
the eccentric wheel assembly comprises a stand column and an eccentric wheel, wherein an internal thread blind hole is formed in the left side of the top of the mounting seat, the lower end of the stand column is in threaded connection with the internal thread blind hole, an inner hole of the eccentric wheel is rotationally connected to the stand column through a second bearing, the left side of the eccentric wheel is in rolling and press fit with the friction disc, a limiting ring positioned below the eccentric wheel is arranged on the stand column, and a second locking nut assembly used for limiting the second bearing is arranged at the upper end of the stand column.
The ultrasonic vibration honing assembly comprises an ultrasonic transducer, a mounting cylinder, a luffing rod and a honing wheel, the left side of the mounting cylinder is open, the luffing rod is small in left and large in right, a flange plate is arranged on the luffing rod and fixedly connected to the left port of the mounting cylinder through a fourth screw, the right end of the luffing rod is positioned in the mounting cylinder and is coaxially connected with the ultrasonic transducer through a stud, the right end face of the mounting cylinder is contacted with the left side face of a pressure plate and is connected with the pressure plate and the friction plate into a whole through a third screw, and the honing wheel is installed at the left end of the luffing rod and is fastened through a third locking nut assembly.
The conductive component comprises an inner wire, an outer wire, a retainer ring, a plastic sleeve, a copper ring, a carbon rod, a conductive spring and a fixed cover, wherein the inner wire and the outer wire are respectively provided with two retainer rings, the copper ring, the carbon rod and the conductive spring are respectively provided with two, the left end of the guide shaft is provided with an axial threading hole along the direction of a central line, the left side position of the guide shaft adjacent to the left backing plate is provided with two radial threading holes along the radial direction, the two radial threading holes are arranged at intervals left and right, the inner ends of the two radial threading holes are communicated with the axial threading holes, the top of the mounting seat is provided with two guide holes which are arranged at intervals left and right along the vertical direction, the distance between the two radial threading holes is equal to the distance between the two guide holes, the plastic sleeve and the retainer ring are respectively sleeved on the guide shaft, the plastic sleeve seals the outer ports of the two radial threading holes, two retaining rings are respectively located the left side and the right side of plastic sheath, two copper rings all suit is at the outer circumference of plastic sheath and control interval arrangement, carbon-point and conductive spring are installed in the guide hole from bottom to top, fixed cover passes through fifth screw fixed connection at the mount pad top, under conductive spring's elasticity effect, carbon-point lower extreme and copper ring contact, conductive spring upper end and fixed cover crimping cooperation, the one end of two interior wires is connected with ultrasonic transducer's two binding posts respectively, the other end of two interior wires once passes axial through the through wires hole, radial through wires hole, be connected with corresponding copper ring behind the plastic sheath, two outer wire one end are connected with supersonic generator, two outer wire other ends pass fixed cover and are connected with a conductive spring's upper end respectively.
By adopting the technical scheme, the concrete gear honing operation process comprises the following steps:
The electric motor is connected with a power supply and simultaneously supplies power to the ultrasonic generator, the electric motor drives the mounting shaft to rotate through the coupler so as to drive the workpiece gear to be honed to rotate, the center line of the workpiece gear to be honed and the center line of the honing wheel are positioned on the same horizontal plane, the workpiece gear to be honed drives the honing wheel to rotate through meshing with the honing wheel, the honing wheel drives the mounting cylinder through the amplitude transformer so as to drive the pressure plate and the friction disc to rotate together, the pressure plate drives the guide shaft to rotate through flat key connection, under the action of the compression spring, the friction disc always contacts with the eccentric wheel in the rotating process, so that the friction disc, the pressure plate and the mounting cylinder drive the eccentric wheel to rotate, and further drive the guide shaft and the honing wheel to do axial reciprocating linear motion, the guide shaft reciprocates left and right in the mounting hole, meanwhile, the ultrasonic frequency electric signal generated by the ultrasonic generator is transmitted to the ultrasonic transducer through the outer wire, the conductive spring, the carbon rod, the copper ring and the inner wire, and the ultrasonic transducer converts the ultrasonic frequency electric signal into ultrasonic vibration mechanical energy to generate required vibration after amplitude amplification through the amplitude transformer, namely the amplitude transformer drives the honing wheel to do ultrasonic vibration, and the ultrasonic vibration is also to do the ultrasonic vibration and the vibration mode, so that the ultrasonic vibration is achieved in the mode of the reciprocating vibration mode, and the vibration mode is achieved. It should be noted that, the honing wheel makes axial reciprocating rectilinear motion so as to honing the whole tooth width of the workpiece gear, and the feeding motion of the honing wheel can be realized by controlling the handle at the front end of the screw to rotate, and the sliding nut moves back and forth along the screw, so that the sliding seat and the mounting seat are driven to move in the front-back direction, and the honing wheel is driven to realize feeding.
The machine base can be a common lathe body. The eccentric distance of the eccentric disc is 5mm-10mm, and the outer diameter is 122mm; the rigidity of the compression spring is 70N/mm, and the material is carbon spring steel wire; the right end of the elastic force adjusting nut can be further provided with a back nut, so that the elastic force adjusting nut is ensured not to loosen during operation, and the position of the elastic force adjusting nut on the guide shaft is adjusted so as to adjust the working length (working elastic force) of the compression spring.
The ultrasonic generator is a transistor ultrasonic generator with the output power of 250W and the working frequency of 20 kHz; the ultrasonic transducer is a piezoelectric transducer with a threaded hole at the connecting end of the amplitude transformer.
The amplitude transformer is a circular section exponential type longitudinal vibration amplitude transformer with the working frequency of 20kHz, the amplitude of an input end of 5um, the amplitude of an output end of 15um, the amplification factor of 3, the resonance length of 136.7mm, the distance between a displacement node and a large end of 53.5mm and the shape factor of 1.53.
The conductive spring compresses the carbon rod to enable the copper ring to be always in contact with the inner end of the carbon rod in the rotating process, so that reliable transmission of ultrasonic frequency electric signals is ensured. The plastic sleeve is fixed on the guide shaft and plays an insulating role between the copper ring and the guide shaft; the axial threading hole and the radial threading hole are formed in the guide shaft, so that the structure is more compact, and the inner lead cannot twist.
In order to ensure that the guide shaft is stressed uniformly when sliding in the mounting hole, an eccentric wheel assembly which has the same structure as the eccentric wheel assembly on the upper part and is symmetrical to the central line of the guide shaft can be arranged at the bottom of the mounting seat.
In summary, the ultrasonic vibration is introduced into the traditional gear honing process, the problems of the common gear honing process are solved, the gear manufactured by the ultrasonic auxiliary gear honing process is higher in precision and bearing capacity, the working life of the honing wheel is further prolonged, the problem of tooth direction distortion at two ends of the gear caused by gear honing area change during axial feeding of the common gear honing process can be avoided, the actual cutting speed is improved through high-frequency vibration, the ultrasonic gear honing speed is much higher than the common gear honing speed, and the abrasive grain cutting edges of the honing wheel are irregularly distributed, so that the whole gear honing process is quite similar to the abrasive grain grinding process.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
Figure 2 is an enlarged view of the mount, right shuttle mechanism and ultrasonic vibration honing assembly of figure 1;
FIG. 3 is an enlarged view at A in FIG. 2;
Fig. 4 is a top view of the honing wheel and workpiece gear of fig. 1 in an operating state.
Detailed Description
As shown in fig. 1-4, the self-driven ultrasonic auxiliary honing device comprises a machine base 1 and an ultrasonic generator 2, wherein a workpiece clamping rotary driving mechanism and a front-back horizontal moving mechanism are arranged on the machine base 1, the workpiece clamping rotary driving mechanism is positioned at the left side of the front-back horizontal moving mechanism, a mounting seat 3 is arranged on the front-back horizontal moving mechanism, a left-right reciprocating moving mechanism is arranged on the mounting seat 3, an ultrasonic vibration honing component is arranged at the left end part of the left-right reciprocating moving mechanism, and the ultrasonic generator 2 is connected with a wiring terminal of the ultrasonic vibration honing component through a conductive component penetrating through the mounting seat 3 and the left-right reciprocating moving mechanism.
The workpiece clamping rotary driving mechanism comprises a support 4, a motor 5, a coupler 6 and a mounting shaft 7, wherein the support 4 is fixedly connected to the machine base 1 through a first screw 8, the mounting shaft 7 is arranged in the left-right horizontal direction and is rotationally connected to the machine base 1 through at least two groups of first bearings 9, a workpiece is mounted at the right end of the mounting shaft 7 and is fastened through a first locking nut assembly 10, the left end of the mounting shaft 7 is connected with a main shaft of the motor 5 through the coupler 6, and the bottom of the motor 5 is arranged on the machine base 1 through a bracket.
The front-back horizontal moving mechanism comprises a fixed seat 11, a screw rod 12, a sliding nut and a sliding seat 13, wherein the fixed seat 11 is arranged on the machine base 1, the screw rod 12 and the length direction of the fixed seat 11 are arranged along the front-back direction, the screw rod 12 is arranged inside the fixed seat 11, the front end and the rear end of the screw rod 12 are rotationally connected with the fixed seat 11, the sliding nut is in threaded connection with the screw rod 12, the top of the fixed seat 11 is provided with a dovetail sliding rail 14 along the front-back horizontal direction, the bottom of the sliding seat 13 is provided with a dovetail sliding groove which is in sliding connection with the dovetail sliding rail 14, the sliding seat 13 is fixedly connected with the sliding nut, and the front end of the screw rod 12 is provided with a handle.
The left and right reciprocating mechanism comprises a guide shaft 15, a compression spring 16, a left backing plate 17, a right backing plate 18, a pressure plate 19, a friction disk 20 and an eccentric wheel assembly 21, the bottom of a mounting seat 3 is fixedly connected to a sliding seat 13 through a second screw 22, a left and right through mounting holes 23 are formed in the inner edge of the mounting seat 3, the guide shaft 15 is horizontally arranged in the left and right directions, the guide shaft 15 is arranged in the mounting holes 23, the left and right outer circles of the guide shaft 15 are rotationally connected with the inner wall of the mounting holes 23 through shaft sleeves 24, the left and right ends of the mounting seat 3 are respectively provided with an end cover assembly 25 for limiting the axial position of the shaft sleeves 24, the left end of the guide shaft 15 extends out of the mounting seat 3, the pressure plate 19 and the friction disk 20 are vertically arranged and mounted at the left end part of the guide shaft 15, the right side surface of the pressure plate 19 is contacted with the left side surface of the friction disk 20 and is connected with the left side surface of the friction disk 20 through a third screw 26, the outer wall of the guide shaft 15 is connected with the inner hole of the pressure plate 19 through a flat key 27, a mounting groove 53 with an open top is formed in the right side of the mounting seat 3, the mounting groove 53 is communicated with the mounting hole 23, a cover plate 28 is arranged at the top of the mounting groove 53, a left base plate 17, a compression spring 16 and a right base plate 18 are sleeved on the right side part of the guide shaft 15 and are positioned in the mounting groove 53, the compression spring 16 is positioned between the left base plate 17 and the right base plate 18, an elastic adjusting nut 29 is connected on the guide shaft 15 on the right side of the right base plate 18 through threads, and under the action of the compression spring 16, the left base plate 17 is in compression joint with the left side wall of the mounting groove 53, and the right base plate 18 is in compression joint with the elastic adjusting nut 29;
The eccentric wheel assembly 21 comprises a stand column 30 and an eccentric wheel 31, an internal thread blind hole is formed in the left side of the top of the mounting seat 3, the lower end of the stand column 30 is in threaded connection with the internal thread blind hole, an inner hole of the eccentric wheel 31 is rotationally connected to the stand column 30 through a second bearing 32, the left side of the eccentric wheel 31 is in rolling and press fit with the friction disc 20, a limiting ring 33 positioned below the eccentric wheel 31 is arranged on the stand column 30, and a second locking nut assembly 34 used for limiting the second bearing 32 is arranged at the upper end of the stand column 30.
The ultrasonic vibration honing assembly comprises an ultrasonic transducer 35, a mounting cylinder 36, a variable amplitude rod 37 and a honing wheel 38, wherein the left side of the mounting cylinder 36 is open, the variable amplitude rod 37 is small in left and large in right, a flange plate 39 is arranged on the variable amplitude rod 37, the flange plate 39 is fixedly connected to the left port of the mounting cylinder 36 through a fourth screw 40, the right end of the variable amplitude rod 37 is positioned in the mounting cylinder 36 and is coaxially connected with the ultrasonic transducer 35 through a stud 41, the right end face of the mounting cylinder 36 is contacted with the left side face of a pressure plate 19 and is connected with the pressure plate 19 and the friction disc 20 into a whole through a third screw 26, and the honing wheel 38 is mounted at the left end of the variable amplitude rod 37 and is fastened through a third locking nut assembly 42.
The conductive assembly comprises an inner conductive wire 43, an outer conductive wire 44, a retainer ring 45, a plastic sleeve 46, a copper ring 47, a carbon rod 48, a conductive spring 49 and a fixed cover 50, wherein the inner conductive wire 43 and the outer conductive wire 44 are respectively provided with two retainer rings 45, the copper ring 47, the carbon rod 48 and the conductive spring 49, the left end of the guide shaft 15 is provided with an axial threading hole 51 along the central line direction, the left side position of the guide shaft 15 adjacent to the left backing plate 17 is provided with two radial threading holes 52 along the radial direction, the left and right radial threading holes 52 are arranged at intervals, the inner ends of the two radial threading holes 52 are communicated with the axial threading holes 51, the top of the mounting seat 3 is provided with two guide holes which are arranged at intervals along the vertical direction, the distance between the two radial threading holes 52 is equal to the distance between the two guide holes, the plastic sleeve 46 and the retainer ring 45 are sleeved on the guide shaft 15, the plastic sleeve 46 seals the outer ports of the two radial threading holes 52, the two check rings 45 are respectively positioned at the left side and the right side of the plastic sleeve 46, the two copper rings 47 are sleeved on the outer circumference of the plastic sleeve 46 and are arranged at left and right intervals, the carbon rod 48 and the conductive spring 49 are arranged in the guide hole from bottom to top, the fixed cover 50 is fixedly connected with the top of the mounting seat 3 through the fifth screw 53, under the elastic force of the conductive spring 49, the lower end of the carbon rod 48 is contacted with the copper rings 47, the upper end of the conductive spring 49 is in press fit with the fixed cover 50, one end of the two inner leads 43 is respectively connected with two wiring terminals of the ultrasonic transducer 35, the other ends of the two inner leads 43 are connected with the corresponding copper rings 47 after passing through the axial threading holes 51, the radial threading holes 52 and the plastic sleeve 46 at one time, one end of the two outer leads 44 is connected with the ultrasonic generator 2, the other ends of the two outer leads 44 pass through the fixed cover 50 and are respectively connected with the upper ends of one conductive spring 49.
The specific gear honing operation process comprises the following steps: the motor 5 is connected with a power supply and supplies power to the ultrasonic generator 2, the motor 5 drives the installation shaft 7 to rotate through the coupler 6 so as to drive the workpiece gear 54 to rotate, the center line of the workpiece gear 54 to be honed and the center line of the honing wheel 38 are positioned on the same horizontal plane, the workpiece gear 54 to be honed drives the honing wheel 38 to rotate through meshing with the honing wheel 38, the honing wheel 38 drives the installation cylinder 36 through the amplitude transformer 37 so as to drive the pressure plate 19 and the friction disc 20 to rotate together, the pressure plate 19 drives the guide shaft 15 to rotate through flat key connection, the friction disc 20 always contacts with the eccentric wheel 31 in the rotating process under the action of the compression spring 16, the friction disc 20 drives the eccentric wheel 31 to rotate, and the three parts of the friction disc 20, the pressure plate 19 and the installation cylinder 36 are driven to do axial reciprocating rectilinear motion along the axial direction due to the eccentric distance, so as to drive the guide shaft 15 and the honing wheel 38 to do the axial reciprocating rectilinear motion, and the guide shaft 15 reciprocate within the installation hole 23, and simultaneously, the ultrasonic frequency electric signal generated by the ultrasonic generator 2 is transmitted to the ultrasonic transducer 35 through the outer wire 44, the conductive spring 49, the carbon rod 48, the copper ring 47 and the inner wire 43 so that the ultrasonic transducer 35 can do the ultrasonic vibration, namely the ultrasonic transducer is driven to do the axial vibration, and the vibration is realized, and the vibration is the vibration transducer is driven to make the ultrasonic transducer 37 to make the vibration and the vibration. It should be noted that the honing wheel 38 performs an axial reciprocating linear motion to honing the entire tooth width of the workpiece gear, and the feeding motion of the honing wheel 38 may be achieved by rotating a handle that controls the front end of the screw 12, and the sliding nut moves back and forth along the screw 12, thereby driving the slider 13 and the mount 3 to move in the back and forth direction, so as to drive the honing wheel 38 to perform feeding.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (2)
1. A self-driven ultrasonic auxiliary gear honing device is characterized in that: the ultrasonic honing machine comprises a machine base and an ultrasonic generator, wherein a workpiece clamping rotary driving mechanism and a front-back horizontal moving mechanism are arranged on the machine base, the workpiece clamping rotary driving mechanism is positioned on the left side of the front-back horizontal moving mechanism, a mounting seat is arranged on the front-back horizontal moving mechanism, a left-right reciprocating moving mechanism is arranged on the mounting seat, an ultrasonic vibration honing component is arranged at the left end part of the left-right reciprocating moving mechanism, and the ultrasonic generator is connected with a wiring terminal of the ultrasonic vibration honing component through a conductive component penetrating through the mounting seat and the left-right reciprocating moving mechanism;
The workpiece clamping and rotating driving mechanism comprises a support, a motor, a coupler and a mounting shaft, wherein the support is fixedly connected to the machine base through a first screw, the mounting shaft is arranged in the left-right horizontal direction and is rotationally connected to the machine base through at least two groups of first bearings, the workpiece is mounted at the right end of the mounting shaft and is fastened through a first locking nut assembly, the left end of the mounting shaft is in transmission connection with a main shaft of the motor through the coupler, and the bottom of the motor is arranged on the machine base through a bracket;
The front-back horizontal moving mechanism comprises a fixed seat, a screw rod, a sliding nut and a sliding seat, wherein the fixed seat is arranged on the base, the length directions of the screw rod and the fixed seat are arranged along the front-back direction, the screw rod is arranged inside the fixed seat, the front end and the rear end of the screw rod are both rotationally connected with the fixed seat, the sliding nut is in threaded connection with the screw rod, the top of the fixed seat is provided with a dovetail sliding rail along the front-back horizontal direction, the bottom of the sliding seat is provided with a dovetail sliding groove which is in sliding connection with the dovetail sliding rail, the sliding seat is fixedly connected with the sliding nut, and the front end of the screw rod is provided with a handle;
The left and right reciprocating mechanism comprises a guide shaft, a compression spring, a left base plate, a right base plate, a pressure plate, a friction disc and an eccentric wheel assembly, wherein the bottom of the base is fixedly connected to the sliding seat through a second screw, a mounting hole with an open top is formed in the right side of the base, the guide shaft is horizontally arranged in the left and right directions, the guide shaft is arranged in the mounting hole, the left side and the right outer circle of the guide shaft are rotationally connected with the inner wall of the mounting hole through shaft sleeves, the left end and the right end of the base are respectively provided with an end cover assembly for limiting the axial position of the shaft sleeves, the left end of the guide shaft extends out of the base, the pressure plate and the friction disc are vertically arranged at the left end of the guide shaft, the right side surface of the pressure plate is in contact with the left side surface of the friction disc and connected with the inner hole of the pressure plate through a third screw, a flat key is connected between the outer wall of the guide shaft and the inner hole of the pressure plate, a mounting groove with an opening at the top is formed in the right side of the base, a cover plate is arranged at the top of the mounting groove, the left base plate, the compression spring and the right base plate are sleeved on the right side of the guide shaft and are located in the mounting groove, the compression spring is located between the left base and the left base plate and the right base plate, the right side and the right base plate is connected with the left base plate and the right side nut and the right base plate through elastic nut under the compression nut, and the compression nut and the nut;
the eccentric wheel assembly comprises a stand column and an eccentric wheel, the left side of the top of the mounting seat is provided with an internal thread blind hole, the lower end of the stand column is in threaded connection with the internal thread blind hole, an inner hole of the eccentric wheel is rotationally connected to the stand column through a second bearing, the left side of the eccentric wheel is in rolling and press fit with the friction disc, the stand column is provided with a limiting ring positioned below the eccentric wheel, and the upper end of the stand column is provided with a second locking nut assembly for limiting the second bearing;
the ultrasonic vibration honing assembly comprises an ultrasonic transducer, a mounting cylinder, a luffing rod and a honing wheel, the left side of the mounting cylinder is open, the luffing rod is small in left and large in right, a flange plate is arranged on the luffing rod and fixedly connected to the left port of the mounting cylinder through a fourth screw, the right end of the luffing rod is positioned in the mounting cylinder and is coaxially connected with the ultrasonic transducer through a stud, the right end face of the mounting cylinder is contacted with the left side face of a pressure plate and is connected with the pressure plate and the friction plate into a whole through a third screw, and the honing wheel is installed at the left end of the luffing rod and is fastened through a third locking nut assembly.
2. A self-driven ultrasonic-assisted honing device according to claim 1, characterized in that: the conductive component comprises an inner wire, an outer wire, a retainer ring, a plastic sleeve, a copper ring, a carbon rod, a conductive spring and a fixed cover, wherein the inner wire and the outer wire are respectively provided with two retainer rings, the copper ring, the carbon rod and the conductive spring are respectively provided with two, the left end of the guide shaft is provided with an axial threading hole along the direction of a central line, the left side position of the guide shaft adjacent to the left backing plate is provided with two radial threading holes along the radial direction, the two radial threading holes are arranged at intervals left and right, the inner ends of the two radial threading holes are communicated with the axial threading holes, the top of the mounting seat is provided with two guide holes which are arranged at intervals left and right along the vertical direction, the distance between the two radial threading holes is equal to the distance between the two guide holes, the plastic sleeve and the retainer ring are respectively sleeved on the guide shaft, the plastic sleeve seals the outer ports of the two radial threading holes, two retaining rings are respectively located the left side and the right side of plastic sheath, two copper rings all suit is at the outer circumference of plastic sheath and control interval arrangement, carbon-point and conductive spring are installed in the guide hole from bottom to top, fixed cover passes through fifth screw fixed connection at the mount pad top, under conductive spring's elasticity effect, carbon-point lower extreme and copper ring contact, conductive spring upper end and fixed cover crimping cooperation, the one end of two interior wires is connected with ultrasonic transducer's two binding posts respectively, the other end of two interior wires once passes axial through the through wires hole, radial through wires hole, be connected with corresponding copper ring behind the plastic sheath, two outer wire one end are connected with supersonic generator, two outer wire other ends pass fixed cover and are connected with a conductive spring's upper end respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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