CN111085734A - Tooth surface modification equipment for non-involute variable-thickness gear - Google Patents
Tooth surface modification equipment for non-involute variable-thickness gear Download PDFInfo
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- CN111085734A CN111085734A CN201911272441.6A CN201911272441A CN111085734A CN 111085734 A CN111085734 A CN 111085734A CN 201911272441 A CN201911272441 A CN 201911272441A CN 111085734 A CN111085734 A CN 111085734A
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- gear
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- lifting
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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
- B23F19/002—Modifying the theoretical tooth flank form, e.g. crowning
- B23F19/005—Modifying the theoretical tooth flank form, e.g. crowning using a face-mill-type tool, e.g. a milling or a grinding tool
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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
-
- 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
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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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
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
Abstract
The invention discloses a tooth surface modification device for a non-involute variable-thickness gear, which comprises a platform plate, a lifting adjusting mechanism, a polishing mechanism, a gear center limiting mechanism, a gear pressing and clamping mechanism, a horizontal driving mechanism and a gear rotating mechanism. The tooth surface modification equipment for the non-involute variable thickness gear can position and lock a central shaft hole of a gear to be processed and simultaneously compress and fix a front side surface by utilizing the gear central limiting mechanism and the gear pressing and clamping mechanism, so that the gear to be processed is ensured to have better stability in the processing process; the horizontal driving mechanism can drive the gear rotating mechanism to move back and forth, so that the processing requirement of the wide-tooth gear is met; the gear to be processed can be rotationally driven by utilizing the gear rotating mechanism, so that each tooth surface is polished one by one; the height and the inclination angle of the grinding wheel can be adjusted by utilizing the lifting adjusting mechanism, and the grinding requirement of the tooth surface of the non-involute variable-thickness gear is met.
Description
Technical Field
The invention relates to tooth surface modification equipment, in particular to tooth surface modification equipment for a non-involute thickened gear.
Background
At present, in the process of processing a non-involute thickened gear, a gear to be processed can be processed into an involute thickened gear, and then the tooth surface is polished and modified, so that the non-involute thickened gear is processed. However, there is currently no suitable tooth flank shaping apparatus for dressing the tooth flanks of a non-involute-type thickening gear. Therefore, the tooth surface modification equipment for the non-involute type variable-thickness gear needs to be designed, the gear to be processed can be stably clamped, and the polishing surface angle of the polishing grinding wheel can be adjusted, so that the tooth surface modification of the non-involute type variable-thickness gear is met.
Disclosure of Invention
The purpose of the invention is as follows: the utility model provides a be used for not involute change gear teeth face modification equipment, can treat that the gear of processing carries out stable centre gripping and can adjust the polish face angle of emery wheel to satisfy the modification of non-involute change gear teeth face.
The technical scheme is as follows: the invention relates to a tooth surface modification device for a non-involute thickened gear, which comprises a platform plate, a lifting adjusting mechanism, a polishing mechanism, a gear center limiting mechanism, a gear pressing and clamping mechanism, a horizontal driving mechanism and a gear rotating mechanism, wherein the platform plate is provided with a plurality of positioning holes;
the polishing mechanism comprises a suspension plate, a polishing driving motor and a polishing grinding wheel;
the horizontal driving mechanism is arranged in the middle of the upper side face of the platform plate, the gear rotating mechanism is arranged on the horizontal driving mechanism, and the horizontal driving mechanism drives the gear rotating mechanism to move back and forth; the gear central limiting mechanism is arranged on the gear rotating mechanism and used for carrying out central limiting and fixing on the gear to be processed; the gear pressing and clamping mechanism is arranged on the gear center limiting mechanism and is used for pressing and clamping the gear to be processed, the center of which is limited and fixed;
the suspension plate is arranged on the lifting adjusting mechanism, and the grinding wheel is rotatably arranged on the lower end part of the suspension plate through a grinding wheel rotating shaft; the grinding driving motor is fixedly arranged on the lower end part of the suspension plate, and an output shaft of the grinding driving motor is butted with the grinding wheel rotating shaft; the lifting adjusting mechanism is arranged on the platform plate and used for adjusting the height of the grinding wheel and the inclination angle of the grinding surface, and the grinding wheel is positioned above the gear to be processed;
and supporting legs are vertically arranged below the platform plate.
Further, the horizontal driving mechanism comprises a horizontal driving motor, a horizontal driving screw rod and a horizontal driving sliding block; a guide T-shaped sliding groove is longitudinally arranged at the center of the upper side surface of the platform plate; the lower side edge of the horizontal driving sliding block is slidably arranged in the guide T-shaped sliding groove, and a horizontal driving threaded hole is longitudinally formed in the horizontal driving sliding block; the horizontal driving screw is longitudinally and rotatably arranged above the guide T-shaped sliding groove; the horizontal driving sliding block is screwed on the horizontal driving screw rod through the horizontal driving threaded hole; the horizontal driving motor is arranged on the platform plate, and an output shaft of the horizontal driving motor is butted with the end part of the horizontal driving screw rod; the gear rotating mechanism is fixedly arranged on the upper side surface of the horizontal driving sliding block.
Further, the gear rotating mechanism comprises a rotating driving motor, a vertical mounting plate, a rotating driving worm wheel, a rotating driving rotating shaft and a gear clamping disc; the vertical mounting plate is vertically mounted on the upper side surface of the horizontal driving sliding block; the rotary driving rotating shaft is longitudinally and rotatably arranged at the upper end of the vertical mounting plate; the center of the back side disc surface of the gear clamping disc is fixedly arranged on the front end of the rotary driving rotating shaft; the rotary driving worm wheel is fixedly arranged on the rear end of the rotary driving rotating shaft; the rotary driving motor is fixedly arranged on the rear side surface of the vertical mounting plate through a motor bracket; the rotary driving worm is rotatably arranged on the motor bracket through a support; the output shaft of the rotary driving motor is butted with the end part of the rotary driving worm; the rotary driving worm is meshed with the rotary driving worm wheel; the gear center limiting mechanism is fixedly arranged at the center of the front side disc surface of the gear clamping disc.
Further, a gear shield is arranged on the rear side of the vertical mounting plate; the rotary driving motor, the rotary driving worm and the rotary driving worm wheel are all positioned in the gear shield.
Further, the gear center limiting mechanism comprises a limiting driving screw, a center adjusting pipe, four strip-shaped limiting blocks and a cross-shaped extrusion head; the central adjusting pipe is longitudinally and fixedly arranged at the center of the gear clamping disc, and an end part closing plate is fixedly arranged at a pipe orifice at the front end of the central adjusting pipe; the limit driving screw is longitudinally arranged at the center of the end closing plate in a penetrating type threaded screwing manner; a cross-shaped handle is arranged at the front end part of the limit driving screw rod; the cross center of the cross extrusion head is rotatably arranged on the rear end part of the limit driving screw rod; a cross-shaped guide chute is arranged at the center of the gear clamping disc, and four chutes of the cross-shaped guide chute extend out of the central adjusting pipe; the four strip-shaped limiting blocks are respectively installed in the four-way sliding grooves of the cross-shaped guide sliding groove in a sliding mode, and the front side faces of the strip-shaped limiting blocks protrude out of the cross-shaped guide sliding groove; a strip-shaped guide hole is longitudinally formed in the pipe wall of the central adjusting pipe and positioned at the four sliding chutes of the cross-shaped guide sliding chute; the tail ends of four sliding chutes of the cross-shaped guide sliding chute are respectively provided with a spring mounting groove in an extending manner, and a supporting pressure spring is mounted in each of the four spring mounting grooves; each supporting pressure spring is respectively and elastically supported on the end part of each strip-shaped limiting block and is used for elastically pushing the strip-shaped limiting blocks to retract into the central adjusting pipe; a cross-shaped guide hole is longitudinally formed in the center of the gear clamping disc and located at the bottom of the cross-shaped guide sliding chute, and a cross-shaped extrusion head is longitudinally inserted into the cross-shaped guide hole; the rear extrusion slope is arranged at the inner side end part of the pointing center of the four strip-shaped limiting blocks, the front extrusion slope opposite to the rear extrusion slope is arranged on the cross-shaped extrusion head, and the front extrusion slope presses the rear extrusion slope.
Further, the gear pressing and clamping mechanism comprises a rotary pressing disc, a rebound pressure spring, a central sliding sleeve, four strip-shaped pressing heads and four pressing rods; the resilience pressure spring and the central sliding sleeve are longitudinally sleeved on the limiting driving screw rod and are both positioned in the central adjusting pipe; the resilience pressure spring is elastically supported between the cross-shaped extrusion head and the central sliding sleeve; the four pressing rods are all arranged on the outer circumferential wall of the central sliding sleeve and point to the four strip-shaped guide holes respectively; two strip-shaped plates are longitudinally arranged at the outer side ends of the four strip-shaped limiting blocks, and strip-shaped sliding holes are longitudinally arranged on the two strip-shaped plates; the four strip-shaped pressing heads are respectively provided with an insertion hole, and the end parts of the four pressing rods are respectively inserted into the insertion holes of the four strip-shaped pressing heads in a sliding manner; two guide convex columns are arranged on the side surfaces of the four strip-shaped pressing heads; the four strip-shaped pressing heads are respectively positioned between the two strip-shaped plates on the four strip-shaped limiting blocks, and the two guide convex columns are respectively embedded into the strip-shaped sliding holes of the two strip-shaped plates; a longitudinal pressure rod is longitudinally arranged at the front side edge of the central sliding sleeve and at the installation positions of the four pressing rods, and the front end of the longitudinal pressure rod longitudinally penetrates through the end part sealing plate; a pressing threaded hole is formed in the center of the rotary pressing disc; the rotary pressing disc is arranged on the limiting driving screw rod in a threaded manner through the pressing threaded hole; the rear side surface of the rotary pressing disc presses on the front end of the longitudinal pressing rod; a handle rod is arranged at the circumferential edge of the rotary pressing disc in a swing hinge mode.
Furthermore, the lifting adjusting mechanism comprises two lifting stand columns, two lifting driving motors, two lifting driving screws, two lifting driving blocks, two lifting connecting beams and a middle sliding block; the two lifting stand columns are respectively and vertically arranged in the middle of the left side edge and the right side edge of the platform plate, and the two lifting driving motors are respectively and fixedly arranged on the top ends of the two lifting stand columns; sliding columnar cavities are vertically arranged in the two lifting stand columns, and the two lifting driving screws are vertically and rotatably arranged in the two sliding columnar cavities respectively; the two lifting driving blocks are respectively arranged in the two sliding columnar cavities in a sliding manner, and lifting driving threaded holes are vertically formed in the two lifting driving blocks; the lifting driving block is screwed on the corresponding lifting driving screw rod through the lifting driving threaded hole; output shafts of the two lifting driving motors are respectively installed on the upper end parts of the two lifting driving screws in a butt joint mode; the opposite side walls of the two lifting upright posts are both vertically provided with strip-shaped guide sliding holes; the two lifting driving blocks are respectively provided with a beam hinge seat extending out of the strip-shaped guide sliding hole; the hinged end parts of the two lifting connecting beams are respectively arranged on the beam hinged seats at the left side and the right side in a swing type hinged manner; two parallel pull-plug rectangular holes are arranged between the left end surface and the right end surface of the middle sliding block in a penetrating manner; the inserting end parts of the two lifting connecting beams are respectively inserted into the two inserting rectangular holes; a strip-shaped groove is formed in the opposite inner sides of the two lifting connecting beams along the length direction of the lifting connecting beams, and a driving rack is arranged in the strip-shaped groove; a gear cavity is arranged in the middle of the middle sliding block and is communicated with the two inserting rectangular holes; a synchronous gear is rotatably arranged in the gear cavity through a gear shaft, and the synchronous gear is meshed with the driving racks on the front side and the rear side simultaneously; the upper end of the suspension plate is vertically arranged in the middle of the lower side surface of the middle sliding block, and a rib plate is arranged at the installation position.
Furthermore, an alignment calibration mechanism is arranged on the suspension plate; the alignment calibration mechanism comprises a pin shaft, a torsion spring and a calibration rod; the pin shaft is fixedly arranged on the suspension plate and is parallel to the grinding wheel rotating shaft; the upper end of the calibration rod is hinged on the pin shaft in a swinging mode, and the end part of the calibration rod is perpendicular to the pin shaft; the torsion spring is sleeved on the pin shaft, a torsion arm at one end of the torsion spring is fixed on the calibration rod, and a torsion arm at the other end of the torsion spring is fixed on the pin shaft and used for driving the calibration rod to swing towards the front side; the middle part of the calibration rod is provided with a U-shaped bending section which is convenient for the grinding wheel to pass through; the lower extreme at the alignment rod is provided with the calibration head, and the left surface of calibration head and the left surface coplane of the emery wheel of polishing, the right flank of calibration head and the right flank coplane of the emery wheel of polishing.
Furthermore, a diagonal brace is arranged on the rear side edge of the suspension plate; a collecting cover for collecting polishing dust of a polishing grinding wheel is arranged at the lower end of the inclined strut; a suction pipe is installed on the collection cover in a butt joint way; a dust collector is arranged below the platform plate; the suction pipe is communicated with a dust suction port of the dust collector.
Compared with the prior art, the invention has the beneficial effects that: the gear center limiting mechanism can be used for positioning and locking the center shaft hole of the gear to be machined, so that the stability of the center position of the gear to be machined is ensured; the gear pressing and clamping mechanism can be used for pressing and fixing the front side surface of the gear to be machined, so that the gear to be machined is ensured to have good stability in the machining process; the horizontal driving mechanism can drive the gear rotating mechanism to move back and forth, so that the processing requirement of the wide-tooth gear is met; the gear to be processed can be rotationally driven by utilizing the gear rotating mechanism, so that each tooth surface is polished one by one; the height and the inclination angle of the grinding wheel can be adjusted by utilizing the lifting adjusting mechanism, and the grinding requirement of the tooth surface of the non-involute variable-thickness gear is met.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the gear center limiting mechanism and the gear pressing and clamping mechanism of the present invention;
FIG. 3 is a front side view of a rotary disk of the present invention with a truncated cross section of a center adjusting tube.
FIG. 4 is a schematic view of a collection hood mounting arrangement of the present invention;
FIG. 5 is a schematic view of the mounting structure of the intermediate sliding block of the present invention;
fig. 6 is a schematic view of an angle of the grinding wheel of the present invention during grinding.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1 to 6, the present invention discloses a tooth profile modification apparatus for a non-involute type thickening gear, comprising: the device comprises a platform plate 1, a lifting adjusting mechanism, a polishing mechanism, a gear center limiting mechanism, a gear pressing and clamping mechanism, a horizontal driving mechanism and a gear rotating mechanism;
the polishing mechanism comprises a suspension plate 17, a polishing driving motor 19 and a polishing grinding wheel 20;
the horizontal driving mechanism is arranged in the middle of the upper side face of the platform plate 1, the gear rotating mechanism is arranged on the horizontal driving mechanism, and the gear rotating mechanism is driven by the horizontal driving mechanism to move back and forth; the gear central limiting mechanism is arranged on the gear rotating mechanism and used for carrying out central limiting and fixing on the gear to be processed 63; the gear pressing and clamping mechanism is arranged on the gear center limiting mechanism and is used for pressing and clamping the gear to be processed 63 with the center limited and fixed;
the suspension plate 17 is arranged on the lifting adjusting mechanism, and the grinding wheel 20 is rotatably arranged on the lower end part of the suspension plate 17 through a grinding wheel rotating shaft 53; the grinding driving motor 19 is fixedly arranged on the lower end part of the suspension plate 17, and an output shaft of the grinding driving motor 19 is butted with the grinding wheel rotating shaft 53; the lifting adjusting mechanism is arranged on the platform plate 1 and used for adjusting the height of the grinding wheel 20 and the inclination angle of the grinding surface, and the grinding wheel 20 is positioned above the gear 63 to be processed;
and a support leg 2 is vertically arranged below the platform plate 1.
The gear center limiting mechanism can be used for positioning and locking the center shaft hole of the gear 63 to be machined, so that the stability of the center position of the gear 63 to be machined is ensured; the gear pressing and clamping mechanism can be used for pressing and fastening the front side surface of the gear 63 to be machined, so that the gear 63 to be machined is ensured to have good stability in the machining process; the horizontal driving mechanism can drive the gear rotating mechanism to move back and forth, so that the processing requirement of the wide-tooth gear is met; the gear to be machined 63 can be rotationally driven by using the gear rotating mechanism, so that each tooth surface is polished one by one; the height and the inclination angle of the grinding wheel 20 can be adjusted by utilizing the lifting adjusting mechanism, and the grinding requirement of the tooth surface of the non-involute variable-thickness gear is met.
Further, the horizontal driving mechanism includes a horizontal driving motor 4, a horizontal driving screw 43, and a horizontal driving slider 42; a guide T-shaped sliding groove 41 is longitudinally arranged at the center of the upper side surface of the platform plate 1; the lower side edge of the horizontal driving sliding block 42 is slidably arranged in the guide T-shaped sliding groove 41, and a horizontal driving threaded hole is longitudinally arranged on the horizontal driving sliding block 42; the horizontal driving screw 43 is longitudinally and rotatably arranged above the guide T-shaped sliding groove 41; the horizontal driving sliding block 42 is screwed on the horizontal driving screw rod 43 through the horizontal driving threaded hole; the horizontal driving motor 4 is arranged on the platform plate 1, and the output shaft of the horizontal driving motor 4 is butted with the end part of the horizontal driving screw 43; the gear rotating mechanism is fixedly installed on the upper side of the horizontal driving slider 42.
Further, the gear rotating mechanism comprises a rotating driving motor 45, a vertical mounting plate 3, a rotating driving worm 46, a rotating driving worm gear 48, a rotating driving rotating shaft 47 and a gear clamping disc 21; the vertical mounting plate 3 is vertically mounted on the upper side surface of the horizontal driving slide block 42; the rotary driving rotating shaft 47 is longitudinally and rotatably arranged at the upper end of the vertical mounting plate 3; the center of the rear side disc surface of the gear clamping disc 21 is fixedly arranged on the front end of the rotary driving rotating shaft 47; a rotary driving worm gear 48 is fixedly installed on the rear end of the rotary driving shaft 47; the rotary driving motor 45 is fixedly arranged on the rear side surface of the vertical mounting plate 3 through a motor bracket 44; the rotary driving worm 46 is rotatably mounted on the motor bracket 44 through a support; the output shaft of the rotation driving motor 45 is butted against the end of the rotation driving worm 46; the rotary drive worm 46 is engaged with a rotary drive worm gear 48; the gear center limiting mechanism is fixedly arranged at the center of the front side disc surface of the gear clamping disc 21.
Further, a gear guard 49 is provided on the rear side of the vertical mounting plate 3; the rotary drive motor 45, rotary drive worm 46 and rotary drive worm gear 48 are all located within a gear guard 49.
Further, the gear center limiting mechanism comprises a limiting driving screw 23, a center adjusting pipe 22, four strip-shaped limiting blocks 26 and a cross-shaped extrusion head 25; the central adjusting pipe 22 is longitudinally and fixedly arranged at the center of the gear clamping disc 21, and an end closing plate 27 is fixedly arranged at a pipe orifice at the front end of the central adjusting pipe 22; the limit driving screw 23 is mounted at the center of the end closing plate 27 in a longitudinally penetrating threaded screwing manner; a cross-shaped handle 24 is arranged at the front end part of the limit driving screw 23; the cross center of the cross extrusion head 25 is rotatably arranged on the rear end part of the limit driving screw 23; a cross-shaped guide chute 59 is arranged at the center of the gear clamping disc 25, and four chutes of the cross-shaped guide chute 59 extend out of the central adjusting pipe 22; the four strip-shaped limiting blocks 26 are respectively installed in the four-way sliding grooves of the cross-shaped guide sliding groove 59 in a sliding manner, and the front side surfaces of the strip-shaped limiting blocks 26 protrude out of the cross-shaped guide sliding groove 59; a strip-shaped guide hole 28 is longitudinally arranged on the pipe wall of the central adjusting pipe 22 and at the four sliding chutes of the cross-shaped guide sliding chute 59; a spring mounting groove 60 is formed in each of the four chute ends of the cross-shaped guide chute 59 in an extending manner, and a supporting compression spring 61 is mounted in each of the four spring mounting grooves 60; each supporting pressure spring 61 is respectively and elastically supported on the end part of each strip-shaped limiting block 26 and is used for elastically pushing the strip-shaped limiting blocks 26 to retract into the central adjusting pipe 22; a cross-shaped guide hole 64 is longitudinally formed in the center of the gear clamping disc 21 and at the bottom of the cross-shaped guide sliding chute 59, and the cross-shaped extrusion head 25 is longitudinally inserted into the cross-shaped guide hole 64; rear extrusion slopes 29 are arranged at the inner side end parts of the four strip-shaped limiting blocks 26 pointing to the center, a front extrusion slope 30 opposite to the rear extrusion slope 29 is arranged on the cross-shaped extrusion head 25, and the front extrusion slope 30 presses the rear extrusion slope 29.
Further, the gear pressing and clamping mechanism comprises a rotary pressing disc 39, a rebound pressure spring 31, a central sliding sleeve 32, four strip-shaped pressing heads 34 and four pressing rods 33; the rebound pressure spring 31 and the central sliding sleeve 32 are longitudinally sleeved on the limit driving screw 23 and are both positioned in the central adjusting pipe 22; the rebound compression spring 31 is elastically supported between the cross-shaped extrusion head 25 and the central sliding sleeve 32; the four pressing rods 33 are all arranged on the outer circumferential wall of the central sliding sleeve 32, and the four pressing rods 33 respectively point to the four strip-shaped guide holes 28; two strip-shaped plates 36 are longitudinally arranged at the outer side ends of the four strip-shaped limiting blocks 26, and strip-shaped sliding holes 37 are longitudinally arranged on the two strip-shaped plates 36; the four strip-shaped pressing heads 34 are respectively provided with an insertion hole, and the end parts of the four pressing rods 33 are respectively inserted into the insertion holes of the four strip-shaped pressing heads 34 in a sliding manner; two guiding convex columns 35 are arranged on the side surfaces of the four strip-shaped pressing heads 34; the four strip-shaped pressing heads 34 are respectively positioned between the two strip-shaped plates 36 on the four strip-shaped limiting blocks 26, and the two guide convex columns 35 are respectively embedded into the strip-shaped sliding holes 37 of the two strip-shaped plates 36; a longitudinal pressure rod 38 is longitudinally arranged at the front side edge of the central sliding sleeve 32 and at the installation positions of the four pressing rods 33, and the front end of the longitudinal pressure rod 38 longitudinally penetrates through the end closing plate 27; a pressing threaded hole is formed in the center of the rotary pressing disc 39; the rotary pressing disc 39 is screwed on the limit driving screw 23 through a pressing threaded hole; the rear side of the rotary pressing disk 39 presses on the front end of the longitudinal pressing rod 38; a handle lever 40 is pivotally mounted to the circumferential edge of the rotary pressing plate 39 in a swinging manner.
Further, the lifting adjusting mechanism comprises two lifting upright posts 5, two lifting driving motors 9, two lifting driving screws 7, two lifting driving blocks 8, two lifting connecting beams 10 and a middle sliding block 11; two lifting upright posts 5 are respectively and vertically arranged in the middle of the left side and the right side of the platform plate 1, and two lifting driving motors 9 are respectively and fixedly arranged on the top ends of the two lifting upright posts 5; sliding columnar cavities 6 are vertically arranged in the two lifting upright columns 5, and two lifting driving screws 7 are vertically and rotatably arranged in the two sliding columnar cavities 6 respectively; the two lifting driving blocks 8 are respectively arranged in the two sliding columnar cavities 6 in a sliding manner, and lifting driving threaded holes are vertically formed in the two lifting driving blocks 8; the lifting driving block 8 is screwed on the corresponding lifting driving screw 7 through the lifting driving threaded hole; output shafts of the two lifting driving motors 9 are respectively installed on the upper end parts of the two lifting driving screws 7 in a butt joint mode; strip-shaped guide sliding holes 16 are vertically arranged on the opposite side walls of the two lifting upright columns 5; the two lifting driving blocks 8 are respectively provided with a beam hinge seat extending out of the strip-shaped guide sliding hole 16; the hinged end parts of the two lifting connecting beams 10 are respectively hinged on the beam hinged seats at the left side and the right side in a swinging mode; two parallel pull-plug rectangular holes 12 are arranged between the left end surface and the right end surface of the middle sliding block 11 in a penetrating manner; the inserting end parts of the two lifting connecting beams 10 are respectively inserted into the two drawing and inserting rectangular holes 12; a strip-shaped groove 13 is formed in the opposite inner sides of the two lifting connecting beams 10 along the length direction of the lifting connecting beams, and a driving rack 14 is arranged in the strip-shaped groove 13; a gear cavity is arranged in the middle of the middle sliding block 11 and is communicated with the two inserting rectangular holes 12; a synchronous gear 15 is rotatably arranged in the gear cavity through a gear shaft, and the synchronous gear 15 is simultaneously meshed with the driving racks 14 on the front side and the rear side; the upper end of the suspension plate 17 is vertically arranged in the middle of the lower side surface of the middle sliding block 11, and a rib plate 18 is arranged at the installation position.
Furthermore, a positioning and calibrating mechanism is arranged on the suspension plate 17; the alignment calibration mechanism comprises a pin shaft 54, a torsion spring 55 and a calibration rod 56; the pin shaft 54 is fixedly arranged on the suspension plate 17, and the pin shaft 54 is parallel to the grinding wheel rotating shaft 53; the upper end of the calibration rod 56 is hinged on the pin shaft 54 in a swinging mode, and the end part of the calibration rod 56 is perpendicular to the pin shaft 54; the torsion spring 55 is sleeved on the pin shaft 54, and a torsion arm at one end of the torsion spring 55 is fixed on the calibration rod 56, and a torsion arm at the other end is fixed on the pin shaft 54 and used for driving the calibration rod 56 to swing to the front side; a U-shaped bent section 57 for facilitating the grinding wheel 20 to pass through is arranged in the middle of the calibration rod 56; a calibration head 58 is provided at the lower end of the calibration rod 56, and the left side of the calibration head 58 is coplanar with the left side of the grinding wheel 20, and the right side of the calibration head 58 is coplanar with the right side of the grinding wheel 20.
Further, a diagonal stay 50 is provided at the rear side of the suspension plate 17; a collecting cover 51 for collecting the grinding dust of the grinding wheel 20 is arranged at the lower end of the inclined strut 50; a suction pipe 52 is butt-jointed and mounted on the collection cover 51; a dust collector 62 is arranged below the platform board 1; the suction pipe 52 communicates with a suction port of a vacuum cleaner 62.
In the tooth surface modification equipment for the non-involute thickened gear, the grinding drive motor 19, the horizontal drive motor 4, the rotary drive motor 45 and the lifting drive motor 9 all adopt the existing drive motors and are uniformly coordinated and controlled by an industrial personal computer; the vacuum cleaner 62 may be an existing vacuum cleaner.
When the tooth surface modification equipment for the non-involute variable-thickness gear is used, firstly, a gear 63 to be processed is sleeved on a central adjusting pipe 22, then a limit driving screw 23 is rotated, four strip-shaped limit blocks 26 are used for positioning and locking a central shaft hole of the gear 63 to be processed, and then a rotary pressing disc 39 is used for pressing a central sliding sleeve 32, so that four strip-shaped pressing heads 34 are used for pressing and fastening the front side surface of the gear 63 to be processed, and the gear 63 to be processed is ensured to have better stability in the processing process; the horizontal driving mechanism can drive the gear rotating mechanism to move back and forth, so that the processing requirement of the wide-tooth gear is met; the gear to be machined 63 can be rotationally driven by using the gear rotating mechanism, so that each tooth surface is polished one by one; the height and the inclination angle of the grinding wheel 20 can be adjusted by utilizing the lifting adjusting mechanism, and the grinding requirement of the tooth surface of the non-involute variable-thickness gear is met.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A kind of tooth face dressing equipment used for the non-involute thickened gear, its characteristic is: the device comprises a platform plate (1), a lifting adjusting mechanism, a polishing mechanism, a gear center limiting mechanism, a gear pressing and clamping mechanism, a horizontal driving mechanism and a gear rotating mechanism;
the grinding mechanism comprises a suspension plate (17), a grinding driving motor (19) and a grinding wheel (20);
the horizontal driving mechanism is arranged in the middle of the upper side face of the platform plate (1), the gear rotating mechanism is arranged on the horizontal driving mechanism, and the horizontal driving mechanism drives the gear rotating mechanism to move back and forth; the gear central limiting mechanism is arranged on the gear rotating mechanism and used for carrying out central limiting and fixing on a gear (63) to be processed; the gear pressing and clamping mechanism is arranged on the gear center limiting mechanism and is used for pressing and clamping a gear (63) to be processed, the center of which is limited and fixed;
the suspension plate (17) is arranged on the lifting adjusting mechanism, and the grinding wheel (20) is rotatably arranged on the lower end part of the suspension plate (17) through a grinding wheel rotating shaft (53); the grinding driving motor (19) is fixedly arranged on the lower end part of the suspension plate (17), and an output shaft of the grinding driving motor (19) is butted with the grinding wheel rotating shaft (53); the lifting adjusting mechanism is arranged on the platform plate (1) and used for adjusting the height of the grinding wheel (20) and the inclination angle of the grinding surface, and the grinding wheel (20) is positioned above the gear (63) to be machined;
and supporting legs (2) are vertically arranged below the platform plate (1).
2. The apparatus of claim 1 for faceting a tooth for a non-involute thickening gear, wherein: the horizontal driving mechanism comprises a horizontal driving motor (4), a horizontal driving screw rod (43) and a horizontal driving sliding block (42); a guide T-shaped sliding groove (41) is longitudinally arranged at the center of the upper side surface of the platform plate (1); the lower side edge of the horizontal driving sliding block (42) is slidably arranged in the guide T-shaped sliding groove (41), and a horizontal driving threaded hole is longitudinally arranged on the horizontal driving sliding block (42); the horizontal driving screw rod (43) is longitudinally and rotatably arranged above the guide T-shaped sliding chute (41); the horizontal driving sliding block (42) is screwed on the horizontal driving screw rod (43) through the horizontal driving threaded hole; the horizontal driving motor (4) is arranged on the platform plate (1), and an output shaft of the horizontal driving motor (4) is butted with the end part of the horizontal driving screw rod (43); the gear rotating mechanism is fixedly arranged on the upper side surface of the horizontal driving slide block (42).
3. The apparatus of claim 1 for faceting a tooth for a non-involute thickening gear, wherein: the gear rotating mechanism comprises a rotating driving motor (45), a vertical mounting plate (3), a rotating driving worm (46), a rotating driving worm wheel (48), a rotating driving rotating shaft (47) and a gear clamping disc (21); the vertical mounting plate (3) is vertically mounted on the upper side surface of the horizontal driving sliding block (42); the rotary driving rotating shaft (47) is longitudinally and rotatably arranged at the upper end of the vertical mounting plate (3); the center of the back side disc surface of the gear clamping disc (21) is fixedly arranged on the front end of the rotary driving rotating shaft (47); the rotary driving worm wheel (48) is fixedly arranged on the rear end of the rotary driving rotating shaft (47); the rotary driving motor (45) is fixedly arranged on the rear side surface of the vertical mounting plate (3) through a motor bracket (44); the rotary driving worm (46) is rotatably arranged on the motor bracket (44) through a support; the output shaft of the rotary driving motor (45) is butted with the end part of the rotary driving worm (46); the rotary driving worm (46) is meshed with a rotary driving worm wheel (48); the gear center limiting mechanism is fixedly arranged at the center of the front side disc surface of the gear clamping disc (21).
4. The apparatus of claim 3 for faceting a tooth for a non-involute thickening gear, wherein: a gear shield (49) is arranged at the rear side of the vertical mounting plate (3); the rotary drive motor (45), the rotary drive worm (46), and the rotary drive worm gear (48) are all located within a gear guard (49).
5. The apparatus of claim 3 for faceting a tooth for a non-involute thickening gear, wherein: the gear center limiting mechanism comprises a limiting driving screw rod (23), a center adjusting pipe (22), four strip-shaped limiting blocks (26) and a cross-shaped extrusion head (25); the central adjusting pipe (22) is longitudinally and fixedly arranged at the center of the gear clamping disc (21), and an end closing plate (27) is fixedly arranged at a pipe orifice at the front end of the central adjusting pipe (22); the limit driving screw (23) is arranged at the center of the end closing plate (27) in a longitudinally penetrating type threaded screwing manner; a cross-shaped handle (24) is arranged at the front end part of the limit driving screw rod (23); the cross center of the cross extrusion head (25) is rotatably arranged on the rear end part of the limit driving screw rod (23); a cross-shaped guide chute (59) is arranged at the center of the gear clamping disc (25), and four chutes of the cross-shaped guide chute (59) extend out of the central adjusting pipe (22); the four strip-shaped limiting blocks (26) are respectively arranged in four sliding grooves of the cross-shaped guide sliding groove (59) in a sliding manner, and the front side surfaces of the strip-shaped limiting blocks (26) protrude out of the cross-shaped guide sliding groove (59); a strip-shaped guide hole (28) is longitudinally arranged on the pipe wall of the central adjusting pipe (22) and at the four sliding chutes of the cross-shaped guide sliding chute (59); a spring mounting groove (60) is formed in each of the tail ends of the four sliding grooves of the cross-shaped guide sliding groove (59) in an extending manner, and a supporting compression spring (61) is mounted in each of the four spring mounting grooves (60); each supporting pressure spring (61) is respectively and elastically supported on the end part of each strip-shaped limiting block (26) and is used for elastically pushing the strip-shaped limiting blocks (26) to retract into the central adjusting pipe (22); a cross-shaped guide hole (64) is longitudinally formed in the center of the gear clamping disc (21) and located at the bottom of the cross-shaped guide sliding chute (59), and a cross-shaped extrusion head (25) is longitudinally inserted into the cross-shaped guide hole (64); rear extrusion slopes (29) are arranged at the inner side end parts of the four strip-shaped limiting blocks (26) pointing to the center, a front extrusion slope (30) opposite to the rear extrusion slope (29) is arranged on the cross-shaped extrusion head (25), and the front extrusion slope (30) presses the rear extrusion slope (29).
6. The apparatus of claim 5 for face shaping of a non-involute thickening gear, wherein: the gear pressing and clamping mechanism comprises a rotary pressing disc (39), a rebound pressure spring (31), a central sliding sleeve (32), four strip-shaped pressing heads (34) and four pressing rods (33); the rebound pressure spring (31) and the central sliding sleeve (32) are longitudinally sleeved on the limit driving screw rod (23) and are both positioned in the central adjusting pipe (22); the rebound compression spring (31) is elastically supported between the cross-shaped extrusion head (25) and the central sliding sleeve (32); four pressing rods (33) are all arranged on the outer circumferential wall of the central sliding sleeve (32), and the four pressing rods (33) respectively point to the four strip-shaped guide holes (28); two strip-shaped plates (36) are longitudinally arranged at the outer side ends of the four strip-shaped limiting blocks (26), and strip-shaped sliding holes (37) are longitudinally arranged on the two strip-shaped plates (36); the four strip-shaped pressing heads (34) are respectively provided with an insertion hole, and the end parts of the four pressing rods (33) are respectively inserted into the insertion holes of the four strip-shaped pressing heads (34) in a sliding manner; two guide convex columns (35) are arranged on the side surfaces of the four strip-shaped pressing heads (34); the four strip-shaped pressing heads (34) are respectively positioned between the two strip-shaped plates (36) on the four strip-shaped limiting blocks (26), and the two guide convex columns (35) are respectively embedded into the strip-shaped sliding holes (37) of the two strip-shaped plates (36); a longitudinal pressure lever (38) is longitudinally arranged at the front side edge of the central sliding sleeve (32) and at the installation positions of the four pressing levers (33), and the front end of the longitudinal pressure lever (38) longitudinally penetrates through the end part closing plate (27); a pressing threaded hole is formed in the center of the rotary pressing disc (39); the rotary pressing disc (39) is screwed on the limit driving screw rod (23) through a pressing threaded hole; the rear side surface of the rotary pressing disc (39) presses the front end of the longitudinal pressing bar (38); a handle rod (40) is hinged and installed on the circumferential edge of the rotary pressing disk (39) in a swinging mode.
7. The apparatus of claim 5 for face shaping of a non-involute thickening gear, wherein: the lifting adjusting mechanism comprises two lifting upright posts (5), two lifting driving motors (9), two lifting driving screws (7), two lifting driving blocks (8), two lifting connecting beams (10) and a middle sliding block (11); two lifting upright posts (5) are respectively and vertically arranged in the middle of the left side edge and the right side edge of the platform plate (1), and two lifting driving motors (9) are respectively and fixedly arranged on the top ends of the two lifting upright posts (5); sliding columnar cavities (6) are vertically arranged in the two lifting upright columns (5), and two lifting driving screws (7) are vertically and rotatably arranged in the two sliding columnar cavities (6) respectively; the two lifting driving blocks (8) are respectively arranged in the two sliding columnar cavities (6) in a sliding manner, and lifting driving threaded holes are vertically formed in the two lifting driving blocks (8); the lifting driving block (8) is screwed on the corresponding lifting driving screw rod (7) through a lifting driving threaded hole; output shafts of the two lifting driving motors (9) are respectively installed on the upper end parts of the two lifting driving screws (7) in a butt joint mode; strip-shaped guide sliding holes (16) are vertically arranged on the opposite side walls of the two lifting upright posts (5); the two lifting driving blocks (8) are respectively provided with a beam hinged seat extending out of the strip-shaped guide sliding hole (16); the hinged end parts of the two lifting connecting beams (10) are respectively hinged on the beam hinged seats at the left side and the right side in a swinging mode; two parallel pull-plug rectangular holes (12) are arranged between the left end surface and the right end surface of the middle sliding block (11) in a penetrating manner; the plug-in end parts of the two lifting connecting beams (10) are respectively plugged in the two plug-in rectangular holes (12); a strip-shaped groove (13) is formed in the opposite inner sides of the two lifting connecting beams (10) along the length direction of the lifting connecting beams, and a driving rack (14) is arranged in the strip-shaped groove (13); a gear cavity is arranged in the middle of the middle sliding block (11) and is communicated with the two inserting rectangular holes (12); a synchronous gear (15) is rotatably arranged in the gear cavity through a gear shaft, and the synchronous gear (15) is meshed with the driving racks (14) on the front side and the rear side simultaneously; the upper end of the suspension plate (17) is vertically arranged in the middle of the lower side surface of the middle sliding block (11), and a rib plate (18) is arranged at the installation position.
8. The apparatus of claim 1 for faceting a tooth for a non-involute thickening gear, wherein: the suspension plate (17) is provided with an alignment calibration mechanism; the alignment calibration mechanism comprises a pin shaft (54), a torsion spring (55) and a calibration rod (56); the pin shaft (54) is fixedly arranged on the suspension plate (17), and the pin shaft (54) is parallel to the grinding wheel rotating shaft (53); the upper end of the calibration rod (56) is hinged on the pin shaft (54) in a swinging mode, and the end part of the calibration rod (56) is perpendicular to the pin shaft (54); the torsion spring (55) is sleeved on the pin shaft (54), one torsion arm of the torsion spring (55) is fixed on the calibration rod (56), and the other torsion arm of the torsion spring (55) is fixed on the pin shaft (54) and used for driving the calibration rod (56) to swing forwards; a U-shaped bending section (57) which is convenient for the grinding wheel (20) to pass through is arranged in the middle of the calibration rod (56); the lower end of the calibration rod (56) is provided with a calibration head (58), the left side surface of the calibration head (58) is coplanar with the left side surface of the grinding wheel (20), and the right side surface of the calibration head (58) is coplanar with the right side surface of the grinding wheel (20).
9. The apparatus of claim 1 for faceting a tooth for a non-involute thickening gear, wherein: a diagonal brace (50) is arranged at the rear side edge of the suspension plate (17); a collecting cover (51) for collecting the grinding dust of the grinding wheel (20) is arranged at the lower end of the inclined strut (50); a suction pipe (52) is butt-jointed and installed on the collection cover (51); a dust collector (62) is arranged below the platform plate (1); the suction pipe (52) is connected to a suction opening of a vacuum cleaner (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911272441.6A CN111085734B (en) | 2019-12-12 | 2019-12-12 | Tooth surface modification equipment for non-involute variable-thickness gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911272441.6A CN111085734B (en) | 2019-12-12 | 2019-12-12 | Tooth surface modification equipment for non-involute variable-thickness gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111085734A true CN111085734A (en) | 2020-05-01 |
| CN111085734B CN111085734B (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911272441.6A Active CN111085734B (en) | 2019-12-12 | 2019-12-12 | Tooth surface modification equipment for non-involute variable-thickness gear |
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| Country | Link |
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| CN (1) | CN111085734B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102840A (en) * | 2021-04-15 | 2021-07-13 | 杭州威高传动机械有限公司 | Gear grinding machine for machining helical gear speed reducer |
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| GB353675A (en) * | 1929-09-25 | 1931-07-30 | Detroit And Security Trust Com | Improvements in or relating to the grinding or lapping of gears |
| CN102405121A (en) * | 2010-04-16 | 2012-04-04 | 配天(安徽)电子技术有限公司 | Gear flexible cutting machine |
| CN203448791U (en) * | 2013-09-10 | 2014-02-26 | 重庆齿轮箱有限责任公司 | Face gear grinding device |
| CN105935811A (en) * | 2015-12-19 | 2016-09-14 | 綦江祥和机械有限公司 | Novel gear grinding machine |
| CN107414203A (en) * | 2017-09-10 | 2017-12-01 | 荣成盛泰机械有限公司 | A kind of clamping apparatus for gear wheel processing |
| CN208613932U (en) * | 2018-07-18 | 2019-03-19 | 盐城瑞升齿轮有限公司 | A kind of gear stationary fixture |
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2019
- 2019-12-12 CN CN201911272441.6A patent/CN111085734B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB353675A (en) * | 1929-09-25 | 1931-07-30 | Detroit And Security Trust Com | Improvements in or relating to the grinding or lapping of gears |
| CN102405121A (en) * | 2010-04-16 | 2012-04-04 | 配天(安徽)电子技术有限公司 | Gear flexible cutting machine |
| CN203448791U (en) * | 2013-09-10 | 2014-02-26 | 重庆齿轮箱有限责任公司 | Face gear grinding device |
| CN105935811A (en) * | 2015-12-19 | 2016-09-14 | 綦江祥和机械有限公司 | Novel gear grinding machine |
| CN107414203A (en) * | 2017-09-10 | 2017-12-01 | 荣成盛泰机械有限公司 | A kind of clamping apparatus for gear wheel processing |
| CN208613932U (en) * | 2018-07-18 | 2019-03-19 | 盐城瑞升齿轮有限公司 | A kind of gear stationary fixture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102840A (en) * | 2021-04-15 | 2021-07-13 | 杭州威高传动机械有限公司 | Gear grinding machine for machining helical gear speed reducer |
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|---|---|
| CN111085734B (en) | 2020-10-30 |
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