CN114032376B - Device for reinforcing heavy armored car torsion shaft tooth root by ultrasonic rolling - Google Patents
Device for reinforcing heavy armored car torsion shaft tooth root by ultrasonic rolling Download PDFInfo
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- CN114032376B CN114032376B CN202111444538.8A CN202111444538A CN114032376B CN 114032376 B CN114032376 B CN 114032376B CN 202111444538 A CN202111444538 A CN 202111444538A CN 114032376 B CN114032376 B CN 114032376B
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F3/00—Changing the physical structure of non-ferrous metals or alloys by special physical methods, e.g. treatment with neutrons
Abstract
The invention discloses a device for reinforcing the tooth root of a torsion shaft of a heavy armored vehicle by ultrasonic rolling, which relates to the technical field of reinforcing the tooth root of the torsion shaft, and the technical scheme is characterized by comprising a base which is used for supporting; the clamping device is used for clamping the torsion shaft and driving the torsion shaft to rotate around the axis of the torsion shaft; the ultrasonic rolling mechanism is used for carrying out ultrasonic rolling processing on the tooth root; the ultrasonic rolling mechanism comprises a pressing rod, the pressing rod and the torsion shaft are coaxially arranged, the pressing rod can rotate around the axis of the pressing rod, and the pressing rod can be pressed at the tooth root of the gear; and an ultrasonic wave generating assembly for transmitting ultrasonic vibration to the compression bar; the compression bar is pressed at the tooth root, and ultrasonic vibration is transmitted to the compression bar by the ultrasonic generation assembly, and the reinforcement of the tooth root is realized through rolling and ultrasonic vibration of the compression bar.
Description
Technical Field
The invention relates to the technical field of reinforcement of a torsion shaft tooth root, in particular to a device for ultrasonic rolling reinforcement of a torsion shaft tooth root of a heavy armored vehicle.
Background
Gears are usually machined on the outer side of the torsion shaft to realize transmission, and for the torsion shaft of a heavy armored vehicle, the load to be born is relatively large, so that damage to a gear structure is easily caused, and in order to strengthen the gear structure, the service life of the torsion shaft is prolonged, and the like, the surface of the torsion shaft is usually required to be strengthened.
At present, when the torsion shaft gear is reinforced, the tooth surface and the tooth root part can be reinforced when the rolling reinforcement is carried out, but when the ultrasonic rolling reinforcement is adopted, the tooth root part of the gear cannot be reinforced effectively by adopting ultrasonic rolling due to irregular structure of the tooth root part.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a device for reinforcing the ultrasonic rolling of the tooth root of a torsion shaft of a heavy armored vehicle, a compression bar is pressed at the tooth root, an ultrasonic vibration is transmitted to the compression bar by an ultrasonic generating component, and the reinforcement of the tooth root is realized through the rolling and the ultrasonic vibration of the compression bar.
In order to achieve the above purpose, the present invention provides the following technical solutions: an ultrasonic rolling strengthening device for the tooth root of a torsion shaft of a heavy armored vehicle comprises a base for supporting;
the clamping device is used for clamping the torsion shaft and driving the torsion shaft to rotate around the axis of the torsion shaft;
the ultrasonic rolling mechanism is used for carrying out ultrasonic rolling processing on the tooth root;
the ultrasonic rolling mechanism comprises a pressing rod, the pressing rod and the torsion shaft are coaxially arranged, the pressing rod can rotate around the axis of the pressing rod, and the pressing rod can be pressed at the tooth root of the gear;
and an ultrasonic wave generating assembly for transmitting ultrasonic vibration to the compression bar.
Through adopting above-mentioned technical scheme, clamping device holds torsion axle, then compresses tightly the depression bar in torsion axle gear's tooth root department, and ultrasonic generation subassembly transmits ultrasonic vibration to depression bar department, then clamping device drives torsion axle and rotates around self axis, and the depression bar contacts with each tooth root department of gear in proper order in torsion axle pivoted in-process to realize the reinforcement to each tooth root, when reinforceing, the roll extrusion and the ultrasonic vibration of depression bar can strengthen the tooth root simultaneously.
The invention is further provided with: the ultrasonic rolling mechanisms are arranged in two, and the two ultrasonic rolling mechanisms are symmetrically arranged relative to the axis of the torsion shaft.
Through adopting above-mentioned technical scheme, through setting up two supersound rolling press mechanisms, can improve the efficiency to torsion axle tooth root reinforcement.
The invention is further provided with: the ultrasonic rolling mechanism comprises a supporting sleeve which is supported above the base;
the sliding sleeve can slide in the supporting sleeve along the radial direction of the torsion shaft, and the compression bar is arranged at one end of the sliding bar close to the torsion shaft;
and an elastic member disposed in the support sleeve and for pushing the slide rod to press the compression bar against the tooth root.
Through adopting above-mentioned technical scheme, through the slip of slip cap for the depression bar is in torsion axle pivoted in-process, can be smooth from the tooth between two tooth roots to cross on.
The invention is further provided with: the ultrasonic rolling mechanism further comprises a power sleeve which is arranged in the supporting sleeve, the sliding sleeve is arranged in the supporting sleeve, and one end, close to the torsion shaft, of the sliding sleeve extends out of the sliding sleeve;
and the power piece is used for pushing the support sleeve to slide along the sliding direction of the sliding sleeve.
The invention is further provided with: the ultrasonic generating assembly comprises an ultrasonic generator, a sliding sleeve and a control unit, wherein the ultrasonic generator is fixed in the sliding sleeve and is used for generating ultrasonic vibration;
a transmission block inserted into the sliding sleeve from one end thereof close to the torsion shaft;
and the disassembly plate is fixed at one end, close to the torsion shaft, of the transmission block, and is detachably connected at one end, close to the torsion shaft, of the sliding sleeve, and the compression rod is arranged at one side, away from the transmission block, of the disassembly plate.
Through adopting above-mentioned technical scheme, through setting up the dismantlement board, can change different depression bars according to the gear of the epaxial different width of torsion.
The invention is further provided with: when the pressure bar just passes over the top of one tooth, the power piece drives the power sleeve to slide towards the direction close to the torsion shaft, the pressure bar passes through the tooth surface and then contacts with the tooth root, and when the pressure bar contacts with the tooth root and enters the tooth surface of the other tooth, the power piece drives the torsion shaft to slide towards the direction deviating from the torsion shaft until the pressure bar passes over the top of the tooth.
Through adopting above-mentioned technical scheme, through the setting of power cover and power spare for the depression bar can be easier cross the tooth between two tooth roots.
The invention is further provided with: two sliding grooves are formed in the two inner walls of the power sleeve along the sliding direction of the sliding sleeve, two sliding blocks which can slide in the two sliding grooves are fixedly connected to the two sides of the sliding sleeve respectively, two elastic pieces are arranged, and the two elastic pieces are located in the two sliding grooves respectively and used for pushing the sliding blocks to slide towards the direction close to the torsion shaft.
The invention is further provided with: one side of the supporting sleeve is provided with a through hole penetrating through the side wall of the supporting sleeve, and one side of the power sleeve, which is close to the through hole, is provided with a rack which is arranged along the sliding direction of the power sleeve along the length direction;
the power member includes a gear engaged with the rack through the through hole.
The invention is further provided with: the clamping device comprises two clamping tables which are respectively positioned at two ends of the torsion shaft, and the two clamping tables can slide along the axial direction of the torsion shaft;
and the two clamping tables are rotatably connected with a rotating rod, one ends of the two rotating rods, which are coaxial with the torsion shaft, and the ends of the two rotating rods, which are close to each other, are respectively clamped at the two ends of the torsion shaft, and one clamping table is provided with a motor for driving the rotating rod to rotate.
The invention is further provided with: the clamping device further comprises a sliding table, the sliding table slides on the top of the base along the axial direction of the torsion shaft and can be fixed on the base, and the two clamping tables slide on the top of the sliding table and can be fixed on the sliding table.
Through adopting above-mentioned technical scheme, through the setting of two grip blocks and sliding table, can enough carry out the centre gripping to the torsion axle, can adjust the position of torsion axle after pressing from both sides tightly again, aim at ultrasonic rolling mechanism with the torsion axle.
In summary, compared with the prior art, the invention has the following beneficial effects:
1. in the invention, the compression bar is pressed at the tooth root, the ultrasonic vibration is transmitted to the compression bar by the ultrasonic generating component, and the reinforcement of the tooth root is realized through the rolling and the ultrasonic vibration of the compression bar;
2. according to the invention, through the sliding of the sliding sleeve, the compression bar can smoothly pass over the teeth between the two tooth roots in the rotation process of the torsion shaft;
3. according to the invention, by arranging the dismounting plate, different compression bars can be replaced according to gears with different widths on the torsion shaft;
4. the invention enables the compression bar to more easily pass through the teeth between the two tooth roots by arranging the power sleeve and the power piece;
5. according to the invention, through the arrangement of the two clamping tables and the sliding table, the torsion shaft can be clamped, and the position of the torsion shaft can be adjusted after clamping, so that the torsion shaft is aligned to the ultrasonic rolling mechanism.
Drawings
FIG. 1 is a schematic view showing the overall structure of the first embodiment;
FIG. 2 is a cross-sectional view of an ultrasonic rolling mechanism of the first embodiment;
FIG. 3 is a schematic view of an embodiment integrated mounting plate;
FIG. 4 is a cross-sectional view of the base and clamping device of the first embodiment;
FIG. 5 is a schematic diagram of a two-piece present compression bar structure according to an embodiment;
FIG. 6 is a cross-sectional view of a two-piece present compression bar structure of an embodiment;
FIG. 7 is an enlarged schematic view of portion B of FIG. 6;
fig. 8 is an enlarged schematic view of a portion a of fig. 5.
In the figure: 1. a base; 11. a second sliding groove; 2. a clamping device; 21. a sliding table; 211. a third sliding groove; 22. a clamping table; 23. a rotating lever; 3. an ultrasonic rolling mechanism; 31. a support base; 311. a first sliding groove; 32. a support sleeve; 33. a power sleeve; 331. a chute; 34. a sliding sleeve; 341. a slide block; 35. a compression bar; 351. a central rod; 352. an outer sleeve; 353. an elastic buffer member; 354. positioning holes; 355. an outer ring; 3551. an annular groove; 356. a positioning ring; 36. an ultrasonic wave generating assembly; 361. an ultrasonic generator; 362. a transfer block; 363. disassembling the plate; 3631. a tightening block; 364. a fixing plate; 37. an elastic member; 38. a power member; 4. a sliding mechanism; 41. a screw rod; 42. a sliding block; 5. a fixing assembly; 51. a fixed block; 52. briquetting; 53. and (5) disassembling the rod.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without making creative efforts should fall within the scope of protection of the present application. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the invention.
The invention will be further described with reference to the drawings and preferred embodiments.
Embodiment one: the utility model provides a device that is used for heavy armoured vehicle torsion shaft tooth root ultrasonic rolling to reinforce, see fig. 1, fig. 2, fig. 3 and fig. 4, including base 1, set up on base 1 be used for carrying out the clamping device 2 of centre gripping to the torsion shaft and be used for carrying out ultrasonic rolling to the ultrasonic rolling mechanism 3 of torsion shaft's tooth root department, concretely, after clamping device 2 pressed from both sides tight torsion shaft, can drive the torsion shaft and rotate around self axis. Specifically, the ultrasonic rolling mechanism 3 includes a pressing rod 35 and an ultrasonic wave generating component 36, the pressing rod 35 and the torsion shaft are coaxially arranged, the pressing rod 35 can rotate around the axis of the pressing rod 35 and can be pressed at the tooth root of the gear, rolling processing can be carried out on the tooth root of the torsion shaft through the pressing rod 35, the ultrasonic wave generating component 36 generates ultrasonic vibration and transmits the ultrasonic vibration to the pressing rod 35, and ultrasonic processing can be simultaneously carried out on the pressing rod 35 when rolling processing is carried out on the tooth root, so that ultrasonic rolling processing on the tooth root is realized.
Specifically, in this embodiment, in order to improve the efficiency of processing and strengthening the root of the torsion shaft, two ultrasonic rolling mechanisms 3 are disposed at the top of the base 1, and the two ultrasonic rolling mechanisms 3 are symmetrically disposed with respect to the axis of the torsion shaft, and the root of the torsion shaft is simultaneously processed by ultrasonic rolling through the two ultrasonic rolling mechanisms 3, so that the processing and strengthening efficiency of the root of the torsion shaft can be improved.
Specifically, the ultrasonic rolling mechanism 3 includes a support sleeve 32 provided above the base 1, a slide sleeve 34 provided in the support sleeve 32, and an elastic member 37 provided in the support sleeve 32. Specifically, the sliding sleeve 34 can slide in the supporting sleeve 32 along the radial direction of the torsion shaft, the compression bar 35 is disposed at one end of the sliding sleeve 34 close to the torsion shaft, and the elastic member 37 pushes the sliding sleeve 34 to slide towards the direction close to the torsion shaft through the elastic force of the elastic member, so that the compression bar 35 can be compressed at the tooth root. And by providing the elastic member 37 and the sliding sleeve 34, the gear can enable the pressing rod 35 to roll over from the tooth between the two tooth roots by sliding the sliding sleeve 34 and enable the pressing rod 35 after rolling over the tooth to be pressed at the next tooth root by the elastic member 37 when the pressing rod 35 leaves the tooth root and rolls over from the tooth between the two tooth roots during rotation.
Specifically, the ultrasonic rolling mechanism 3 further includes a power sleeve 33, the power sleeve 33 is disposed in the support sleeve 32 and is capable of sliding in the support sleeve 32 along the radial direction of the torsion shaft, the sliding sleeve 34 is disposed in the power sleeve 33, and the sliding sleeve 34 slides in the power sleeve 33; specifically, there is also a power member 38 on the support sleeve 32, and the power member 38 is used to drive the power sleeve 33 to slide in the support sleeve 32.
When the pressure bar 35 just passes over the top of one tooth, the power piece 38 drives the power sleeve 33 to slide towards the direction close to the torsion shaft, the pressure bar 35 contacts with the tooth root after passing through the tooth surface, and when the pressure bar 35 contacts with the tooth root to enter the tooth surface of the other tooth, the power piece 38 drives the torsion shaft to slide towards the direction away from the torsion shaft until the pressure bar 35 passes over the top of the tooth.
When the compression bar 35 needs to cross the tooth between two tooth roots, the power piece 38 drives the power sleeve 33 to slide towards the direction far away from the torsion shaft, so that the interaction force between the compression bar 35 and the tooth can be reduced, the compression bar 35 can cross the tooth more easily, after the compression bar 35 crosses the top of the tooth, the power piece 38 drives the power sleeve 33 to slide towards the direction close to the torsion shaft, so that the compression bar 35 can apply enough pressure to the tooth roots to roll the tooth root part when contacting with the tooth roots.
Specifically, two sliding grooves 331 are formed in two opposite inner walls of the power sleeve 33 and arranged along the sliding direction of the sliding sleeve 34, two sliding blocks 341 respectively inserted into the two sliding grooves 331 are fixedly connected to two sides of the sliding sleeve 34, and the two sliding blocks 341 can respectively slide along the sliding direction of the sliding sleeve 34 in the two sliding grooves 331. Specifically, two elastic members 37 are provided, and the two elastic members 37 are respectively disposed in the two sliding grooves 331, and the two elastic members 37 are respectively used for pushing the two sliding blocks 341 to slide in a direction approaching the torsion shaft.
Specifically, the elastic member 37 is provided as a spring, one end of which is fixed to a side of the slider 341 facing away from the torsion shaft, and the other end of which is fixed to a groove wall of the chute 331 facing away from the torsion shaft, and is provided in a compressed state.
Specifically, a through hole penetrating through the side wall of the supporting sleeve 32 is formed in one side of the supporting sleeve 32, a rack which is arranged along the sliding direction of the power sleeve 33 in the length direction is arranged on one side, close to the through hole, of the power sleeve 33, and the power sleeve 33 and the rack are filled in the supporting sleeve 32; specifically, the power member 38 includes a gear that is engaged with the rack through the through hole, and drives the power sleeve 33 to slide by rotation of the gear, and the position of the power sleeve 33 in the support sleeve 32 is fixed when the rotation of the gear is stopped. Specifically, two support plates are fixedly connected to the outer side of the support sleeve 32, the gear is arranged between the two support plates and is rotationally connected with the two support plates, and a motor for driving the gear to rotate is fixedly connected to one of the support plates.
Specifically, a supporting seat 31 fixedly connected to the top of the base 1 is disposed below the supporting sleeve 32, and the supporting sleeve 32 is disposed on the top of the supporting seat 31. The support sleeve 32 is capable of sliding in the radial direction of the torsion shaft at the top of the support seat 31. By arranging the support sleeve 32 to slide on top of the support seat 31, the two ultrasonic rolling mechanisms 3 can process more torsion shafts with different sizes.
Specifically, the length directions of the support sleeve 32, the power sleeve 33, and the slide sleeve 34 are all set in the radial direction of the torsion axis, and the length directions of the support sleeve 32, the power sleeve 33, and the slide sleeve 34 are the same as the slide direction of the slide sleeve 34.
Specifically, the ultrasonic wave generating assembly 36 includes an ultrasonic wave generator 361 fixed in the sliding sleeve 34, a transmission block 362 disposed on one side of the ultrasonic wave generator 361 near the torsion shaft, and a detaching plate 363 fixedly connected to one end of the transmission block 362 near the torsion shaft; specifically, the transmission block 362 can protrude from an end of the slide cover 34 near the torsion shaft, the detaching plate 363 is detachably attached to the slide cover 34 and the pressing lever 35 is provided on a side of the detaching plate 363 facing away from the transmission block 362. By replacing the detaching plate 363, the pressing rods 35 of different lengths and diameters can be replaced, so that the torsion shaft of different sizes can be subjected to tooth root processing. Specifically, when the detachable plate 363 is fixed to the slide cover 34, the transmission block 362 and the ultrasonic generator 361 are in contact with each other, so that the ultrasonic vibration generated by the ultrasonic generator 361 can be transmitted to the pressing rod 35.
Specifically, the disassembly plate 363 is detachably connected to the sliding sleeve 34 by a bolt, two fixing plates 364 are fixedly connected to one side of the disassembly plate 363 facing away from the transmission block 362, and two ends of the compression bar 35 are respectively rotatably connected to the two fixing plates 364.
Specifically, the clamping device 2 includes two clamping tables 22 and two rotating rods 23 rotatably connected to the two clamping tables 22, the two clamping tables 22 are respectively located at two ends of the torsion shaft, the rotating rods 23 are coaxially arranged with the torsion shaft, and one ends of the two rotating rods 23, which are close to each other, respectively abut against two ends of the torsion shaft. One of the clamping tables 22 is fixedly connected with a motor for driving the rotating rods 23 to rotate, the two rotating rods 23 tightly support the torsion shaft between the two rotating rods 23, then the motor drives the torsion shaft to rotate through the rotating rods 23, and in the rotating process of the torsion shaft, the compression bar 35 carries out ultrasonic rolling processing on the tooth root of the torsion shaft.
Specifically, a sliding table 21 is disposed at the top of the base 1, two clamping tables 22 are disposed at the top of the sliding table 21, the sliding table 21 can slide along the axial direction of the torsion shaft at the top of the base 1, and after the torsion shaft is clamped by the two rotating rods 23, the position of the gear on the torsion shaft can be adjusted by sliding the sliding table 21, so that the gear can be aligned with the two ultrasonic rolling mechanisms.
Specifically, the two clamping tables 22 are slidable in the axial direction of the torsion shaft on the top of the slide table 21, and the torsion shaft can be clamped between the two rotating levers 23 by the sliding of the two clamping tables 22.
Specifically, the sliding table 21, the two clamping tables 22, and the two supporting sleeves 32 are respectively provided with a sliding mechanism 4, and the sliding table 21, the two clamping tables 22, and the two supporting sleeves 32 are driven to slide by the corresponding sliding mechanisms 4. The slide mechanism 4 includes a screw 41 and a slide block 42, and the screw 41 penetrates the slide block 42 in its own length direction and is screwed with the slide block 42. The sliding direction of the sliding table 21, the two clamping tables 22 and the two supporting sleeves 32 is parallel to the length direction of the corresponding screw rod, and the sliding table 21, the two clamping tables 22, the two supporting sleeves 32 and the corresponding sliding blocks 42 are fixedly connected together.
A first sliding groove 311 is formed in the top of the supporting seat 31, the length direction of the first sliding groove 311 is parallel to the sliding direction of the supporting sleeve 32, the sliding mechanism 4 corresponding to the supporting sleeve 32 is arranged in the first sliding groove 311, the screw rod 41 corresponding to the supporting sleeve 32 is positioned in the first sliding groove 311, two ends of the screw rod 41 are rotationally connected to the supporting seat 31, and the sliding block 42 corresponding to the supporting sleeve 32 is embedded in the first sliding groove 311 and can slide along the length direction of the first sliding groove 311 in the first sliding groove 311.
A second sliding groove 11 is formed in the top of the base 1, the length direction of the second sliding groove 11 is parallel to the sliding direction of the sliding table 21, a screw rod 41 corresponding to the sliding table 21 is embedded in the second sliding groove 11 and is rotationally connected with the base 1, and a sliding block 42 corresponding to the sliding table 21 is embedded in the second sliding groove 11 and can slide along the length direction of the second sliding groove 11 in the second sliding groove 11.
The bottom of each clamping table 22 is provided with a third sliding groove 211 formed at the top of the sliding table 21, the length direction of the third sliding groove 211 is parallel to the sliding direction of the clamping table 22, the screw rod 41 corresponding to the clamping table 22 is embedded into the third sliding groove 211 and is rotationally connected with the clamping table 22, and the sliding block 42 corresponding to the clamping table 22 is embedded into the third sliding groove 211 and can slide along the length direction of the third sliding groove 211 in the third sliding groove 211.
The working principle of the device for ultrasonic rolling processing reinforcement of the torsion shaft tooth root of the heavy armored vehicle during use is as follows: clamping device 2 holds the torsion shaft, then compresses tightly depression bar 35 in torsion shaft gear's tooth root department, and ultrasonic generation subassembly 36 transmits ultrasonic vibration to depression bar 35 department, then clamping device 2 drives the torsion shaft and rotates around self axis, and depression bar 35 in proper order with each tooth root department contact of gear in torsion shaft pivoted in-process to realize the reinforcement to each tooth root, when reinforceing, depression bar 35's roll extrusion and ultrasonic vibration can strengthen the tooth root simultaneously.
Embodiment two: an apparatus for ultrasonic rolling strengthening of the root of a torsion shaft of a heavy armored vehicle, see fig. 5, 6, 7 and 8, wherein the difference between the present embodiment and the first embodiment is that: the pressing rod 35 includes a center rod 351, an outer sleeve 352 sleeved outside the center rod 351, and a plurality of elastic buffers 353 provided between the center rod 351 and the outer sleeve 352; the outer sleeve 352 is coaxially arranged with the central rod 351, and the outer side of the outer sleeve 352 is directly contacted with the gear; the elastic buffer members 353 are provided with a plurality of groups, the plurality of groups of elastic buffer members 353 are uniformly distributed around the axis of the central rod 351, and a plurality of buffer members of the same group are distributed along the axis of the central rod 351; specifically, the elastic buffer 353 is in a compressed state and under the elastic force of the elastic buffer 353, the outer sleeve 352 is kept coaxial with the central rod 351.
Through setting up elastic buffer 353, can enough provide enough power for outer tube 352 and make it compress tightly on the tooth root, can also ultrasonic vibration when transmitting to on the outer tube 352 for outer tube 352 can carry out high frequency vibration by sufficient space.
Specifically, the elastic buffer 353 is provided as a spring, and positioning holes 354 formed on the outer side of the central rod 351 and the inner side of the outer sleeve 352 are respectively provided at both ends of the elastic buffer 353, and both ends of the elastic buffer 353 are respectively inserted into the two positioning holes 354. Two outer rings 355 are fixedly connected to the inner sides of the two ends of the outer sleeve 352, annular grooves 3551 are formed in the inner sides of the outer rings 355, two positioning rings 356 are fixedly connected to the outer sides of the center rod 351 close to the two ends, the outer sides of the two positioning rings 356 are respectively inserted into the two annular grooves 3551, and the positioning rings 356 can slide in the annular grooves 3551 along the radial direction of the center rod 351. By the positioning ring 356 and outer ring 355 arrangement, the outer sleeve 352 can be positioned externally on the central rod 351.
Specifically, both ends of the center rod 351 are rotatably connected to two fixing plates 364, respectively. The side of the detaching plate 363 away from the center rod 351 is provided with a pressing block 3631, and when the detaching plate 363 is fixed to the slide cover 34, the pressing block 3631 is inserted into the slide cover 34 and pressed against the transmitting block 362.
Specifically, two fixing assemblies 5 are respectively provided at both ends of the center rod 351 on the sliding sleeve 34, and the detachable plate 363 is fixed on the sliding sleeve 34 by the fixing assemblies 5; specifically, the fixing assembly 5 includes a fixing block 51 fixedly coupled to the sliding bush 34, a pressing block 52 provided on the fixing block 51 and used for pressing the detaching plate 363 on the sliding bush 34, and a detaching lever 53 rotatably coupled to the pressing block 52 and screw-coupled to the fixing block 51; a sliding hole is formed in one side, close to the disassembly plate 363, of the fixed block 51, the pressing block 52 is arranged in the sliding hole, and the sliding direction of the pressing block 52 in the sliding hole is parallel to the axis of the central rod 351; the detaching lever 53 is located at a side of the pressing block 52 away from the detaching plate 363. Specifically, the side of briquetting 52 near dismantling plate 363 sets up to the inclined plane, and the inclined plane is close to the direction slope of dismantling plate 363 towards keeping away from to one side that the sliding sleeve 34 is close to, and when briquetting 52 compresses tightly dismantling plate 363, the inclined plane supports tightly on dismantling plate 363, only need screw up dismantling pole 53, can compress tightly dismantling plate 363 and fix on sliding sleeve 34 through the effect of inclined plane.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (9)
1. A device that is used for heavy armoured vehicle torsion axle tooth root supersound roll extrusion to reinforce, its characterized in that: comprises a base (1) for supporting;
a clamping device (2) for clamping the torsion shaft and driving the torsion shaft to rotate around the axis thereof;
and an ultrasonic rolling mechanism (3) for performing ultrasonic rolling processing on the tooth root;
the ultrasonic rolling mechanism (3) comprises a pressing rod (35), the pressing rod (35) and the torsion shaft are coaxially arranged, the pressing rod (35) can rotate around the axis of the pressing rod (35), and the pressing rod (35) can be pressed at the tooth root of the gear;
and an ultrasonic wave generating assembly (36) for transmitting ultrasonic vibrations to the compression bar (35);
the ultrasonic rolling mechanism (3) comprises a supporting sleeve (32) which is supported above the base (1);
the sliding sleeve (34) can slide in the supporting sleeve (32) along the radial direction of the torsion shaft, and the compression bar (35) is arranged at one end of the sliding bar close to the torsion shaft;
and an elastic member (37) provided in the support sleeve (32) and for pushing the slide rod to press the pressing rod (35) against the tooth root;
the ultrasonic rolling mechanism (3) further comprises a power sleeve (33) which is arranged in the supporting sleeve (32), the sliding sleeve (34) is arranged in the supporting sleeve (32), and one end, close to the torsion shaft, of the sliding sleeve (34) extends out of the sliding sleeve (34).
2. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: the ultrasonic rolling mechanisms (3) are arranged in two, and the two ultrasonic rolling mechanisms (3) are symmetrically arranged relative to the axis of the torsion shaft.
3. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: and the power piece (38) is used for pushing the support sleeve (32) to slide along the sliding direction of the sliding sleeve (34).
4. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: the ultrasonic wave generating assembly (36) comprises an ultrasonic wave generator (361) which is fixed in the sliding sleeve (34) and is used for generating ultrasonic wave vibration;
a transmission block (362) inserted into the sliding sleeve (34) from an end of the sliding sleeve (34) near the torsion shaft;
and a detaching plate (363) fixed at one end of the transmission block (362) close to the torsion shaft and detachably connected at one end of the sliding sleeve (34) close to the torsion shaft, wherein the pressing rod (35) is arranged at one side of the detaching plate (363) away from the transmission block (362).
5. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: when the pressure bar (35) just passes over the top of one tooth, the power piece (38) drives the power sleeve (33) to slide towards the direction close to the torsion shaft, the pressure bar (35) contacts with the tooth root after passing through the tooth surface, and when the pressure bar (35) contacts with the tooth root to enter the tooth surface of the other tooth, the power piece (38) drives the torsion shaft to slide towards the direction deviating from the torsion shaft until the pressure bar (35) passes over the top of the tooth.
6. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: two sliding grooves (331) arranged along the sliding direction of the sliding sleeve (34) are formed in the two inner walls of the power sleeve (33), two sliding blocks (341) which can slide in the two sliding grooves (331) are fixedly connected to the two sides of the sliding sleeve (34), two elastic pieces (37) are arranged, and the two elastic pieces (37) are respectively located in the two sliding grooves (331) and used for pushing the sliding blocks (341) to slide towards the direction close to the torsion shaft.
7. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: one side of the supporting sleeve (32) is provided with a through hole penetrating through the side wall of the supporting sleeve (32), and one side, close to the through hole, of the power sleeve (33) is provided with a rack which is arranged along the sliding direction of the power sleeve (33) along the length direction;
the power member (38) includes a gear that engages the rack through the through hole.
8. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: the clamping device (2) comprises two clamping tables (22), wherein the two clamping tables are respectively positioned at two ends of the torsion shaft, and the two clamping tables (22) can slide along the axial direction of the torsion shaft;
and the rotating rods (23) are rotatably connected to the two clamping tables (22), the rotating rods (23) are coaxial with the torsion shaft, one ends of the two rotating rods (23) close to each other are respectively clamped at two ends of the torsion shaft, and a motor for driving the rotating rods (23) to rotate is arranged on one clamping table (22).
9. The device for ultrasonic rolling strengthening of the torsion shaft tooth root of a heavy armored vehicle according to claim 1, wherein the device comprises the following components: the clamping device (2) further comprises a sliding table (21), the sliding table (21) slides on the top of the base (1) along the axial direction of the torsion shaft and can be fixed on the base (1), and the two clamping tables (22) slide on the top of the sliding table (21) and can be fixed on the sliding table (21).
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| CN202111444538.8A CN114032376B (en) | 2021-11-30 | 2021-11-30 | Device for reinforcing heavy armored car torsion shaft tooth root by ultrasonic rolling |
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| CN202111444538.8A CN114032376B (en) | 2021-11-30 | 2021-11-30 | Device for reinforcing heavy armored car torsion shaft tooth root by ultrasonic rolling |
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| CN114032376B true CN114032376B (en) | 2023-05-23 |
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| CN115106718A (en) * | 2022-08-11 | 2022-09-27 | 安徽飞祥机械制造有限公司 | Rolling machine tool for processing shaft parts |
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| GB379637A (en) * | 1931-03-23 | 1932-09-01 | Gleason Works | Improved method of producing gears |
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| CN113601105A (en) * | 2021-08-19 | 2021-11-05 | 襄阳华中科技大学先进制造工程研究院 | Spline torsion shaft tooth bottom rolling equipment system assembly |
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| DE2922639A1 (en) * | 1979-06-02 | 1980-12-04 | Univ Rostov | Strength increasing process for gear-teeth - uses roller to provide plastic deformation of metal at tooth root |
| CN108637589A (en) * | 2018-05-23 | 2018-10-12 | 北京理工大学 | A kind of numerical control rolling lathe for the rolling of torsion shaft tooth root |
| CN109483151A (en) * | 2018-12-05 | 2019-03-19 | 中南大学 | A kind of gear longitrorse ultrasonic burnishing device |
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