CN114032376A - Device for reinforcing torque shaft tooth root ultrasonic rolling processing of heavy armored car - Google Patents
Device for reinforcing torque shaft tooth root ultrasonic rolling processing of heavy armored car Download PDFInfo
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- CN114032376A CN114032376A CN202111444538.8A CN202111444538A CN114032376A CN 114032376 A CN114032376 A CN 114032376A CN 202111444538 A CN202111444538 A CN 202111444538A CN 114032376 A CN114032376 A CN 114032376A
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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
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Abstract
The invention discloses a device for ultrasonic rolling processing and strengthening of a torsion shaft tooth root of a heavy-duty armored car, and relates to the technical field of torsion shaft tooth root strengthening; 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 tightly pressed at the tooth root of the gear; the ultrasonic wave generating assembly is used for transmitting ultrasonic vibration to the compression bar; the pressing rod is tightly pressed at the tooth root, the ultrasonic vibration is transmitted to the pressing rod by the ultrasonic wave generating assembly, and the tooth root is strengthened by rolling of the pressing rod and the ultrasonic vibration.
Description
Technical Field
The invention relates to the technical field of torsion shaft tooth root strengthening, in particular to a device for ultrasonic rolling strengthening of torsion shaft tooth roots of a heavy-duty armored vehicle.
Background
The torsion shaft of a heavy armored car is subjected to a relatively large load, which easily damages the gear structure, and the surface of the torsion shaft is usually reinforced to reinforce the gear structure, increase the service life of the torsion shaft, and the like.
At present, when the torque shaft gear is strengthened, the tooth surface and the tooth root part can be strengthened when the torque shaft gear is subjected to rolling strengthening, but when ultrasonic rolling strengthening is adopted, the tooth root part of the gear cannot be effectively strengthened by adopting ultrasonic rolling due to the irregular structure at the tooth root part.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a device for the ultrasonic rolling processing and strengthening of the tooth root of the torsion shaft of the heavy-duty armored vehicle.
In order to achieve the purpose, the invention provides the following technical scheme: a device for ultrasonic rolling processing and strengthening of a torsion shaft tooth root of a heavy-duty armored vehicle comprises a base, a base and a supporting device, wherein the base 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 tightly pressed at the tooth root of the gear;
and the ultrasonic wave generating assembly is used for transmitting the ultrasonic vibration to the pressure rod.
Through adopting above-mentioned technical scheme, clamping device grasps the torsion shaft, then compresses tightly the depression bar in torsion shaft gear tooth root department, and the ultrasonic wave takes place the subassembly and transmits ultrasonic vibration to depression bar department, and then clamping device drives the torsion shaft and rotates around self axis, the depression bar in the middle of the torsion shaft pivoted process in proper order with each tooth root department contact of gear to the realization is to the enhancement of each tooth root, and when reinforceing, the roll extrusion and the ultrasonic vibration of depression bar can be reinforceed the tooth root simultaneously.
The invention is further configured to: the ultrasonic rolling mechanism is provided with two ultrasonic rolling mechanisms, 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 mechanism, can improve the efficiency of strengthening the torsion shaft tooth root.
The invention is further configured to: the ultrasonic rolling mechanism comprises a support sleeve which is supported above the base;
the sliding sleeve can slide in the support sleeve along the radial direction of the torsion shaft, and the pressure rod is arranged at one end, close to the torsion shaft, of the sliding rod;
and the elastic piece is arranged in the support sleeve and is used for pushing the sliding rod to press the compression rod at the tooth root.
Through adopting above-mentioned technical scheme, through the slip of slip cap for the depression bar is in the middle of the torsion shaft pivoted process, and the tooth that can be smooth turns over from between two tooth roots is crossed.
The invention is further configured to: the ultrasonic rolling mechanism also comprises a power sleeve which is arranged in the support sleeve, the sliding sleeve is arranged in the support sleeve, and one end of the sliding sleeve, which is close to the torsion shaft, 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 configured to: the ultrasonic wave generating assembly comprises an ultrasonic wave generator which is fixed in the sliding sleeve and is used for generating ultrasonic wave vibration;
a transmission block inserted into the sliding sleeve from one end of the sliding sleeve near the torsion shaft;
and the dismounting plate is fixed at one end of the transfer block close to the torsion shaft and is detachably connected at one end of the sliding sleeve close to the torsion shaft, and the pressing rod is arranged at one side of the dismounting plate, which is far away from the transfer block.
Through adopting above-mentioned technical scheme, through setting up the stripper plate, can change different depression bars according to the gear of different width on the torsion shaft.
The invention is further configured to: when the pressure bar just crosses the top of one tooth, the power part drives the power sleeve to slide towards the direction close to the torsion shaft, the pressure bar contacts with the root of the tooth after passing through the tooth surface, and when the pressure bar contacts with the root of the tooth and enters the tooth surface of another tooth, the power part drives the torsion shaft to slide towards the direction departing from the torsion shaft until the pressure bar crosses 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 the two tooth roots.
The invention is further configured to: two sliding grooves are formed in the two inner walls of the power sleeve and are arranged 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 are used for pushing the sliding blocks to slide towards the direction close to the torsion shaft.
The invention is further configured to: one side of the support sleeve is provided with a through hole penetrating through the side wall of the support sleeve, and one side of the power sleeve, which is close to the through hole, is provided with a rack arranged along the sliding direction of the power sleeve in the length direction;
the power member includes a gear that engages the rack through the through hole.
The invention is further configured to: 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 platforms are rotatably connected with a rotating rod, the two rotating rods are coaxial with the torsion shaft, one 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 platform is provided with a motor for driving the rotating rod to rotate.
The invention is further configured to: the clamping device further comprises a sliding table which slides along the axial direction of the torsion shaft on the top of the base 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.
By adopting the technical scheme, the two clamping tables and the sliding table are arranged, so that the torsion shaft can be clamped, and the position of the torsion shaft can be adjusted after the torsion shaft is clamped, so that the torsion shaft is aligned to the ultrasonic rolling mechanism.
In summary, compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the compression rod is tightly pressed at the tooth root, the ultrasonic vibration is transmitted to the compression rod by the ultrasonic wave generating assembly, and the tooth root is strengthened by rolling and ultrasonic vibration of the compression rod;
2. according to the invention, through the sliding of the sliding sleeve, the pressure lever can smoothly overturn and cross over from the teeth between two tooth roots in the rotating 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. according to the invention, through the arrangement of the power sleeve and the power piece, the pressure lever can more easily cross the tooth between two tooth roots;
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 with the ultrasonic rolling mechanism.
Drawings
FIG. 1 is a schematic view of 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 of an integrated fastening plate;
FIG. 4 is a cross-sectional view of a base and a clamping device according to the first embodiment;
FIG. 5 is a schematic view of a conventional pressure lever structure of the second embodiment;
FIG. 6 is a cross-sectional view of a conventional compression bar structure of the second embodiment;
FIG. 7 is an enlarged view of the portion B of FIG. 6;
fig. 8 is an enlarged 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. rotating the rod; 3. an ultrasonic rolling mechanism; 31. a supporting seat; 311. a first sliding groove; 32. a support sleeve; 33. a power sleeve; 331. a chute; 34. a sliding sleeve; 341. a slider; 35. a pressure lever; 351. a center pole; 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 propping block; 364. a fixing plate; 37. an elastic member; 38. a power member; 4. a sliding mechanism; 41. a screw rod; 42. a slider; 5. a fixing assembly; 51. a fixed block; 52. briquetting; 53. and (4) disassembling the rod.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.
The invention is further described with reference to the drawings and the preferred embodiments.
The first embodiment is as follows: the utility model provides a device for heavy armoured vehicle torsion shaft tooth root ultrasonic rolling process reinforces, refers to fig. 1, fig. 2, fig. 3 and fig. 4, includes base 1, sets up clamping device 2 that is used for carrying out the centre gripping to the torsion shaft on base 1 and is used for carrying out ultrasonic rolling process's ultrasonic rolling mechanism 3 to the tooth root department of torsion shaft, specifically, after clamping device 2 presss from both sides tight torsion shaft, can drive the torsion shaft and rotate around self axis. Specifically, ultrasonic rolling mechanism 3 includes depression bar 35 and ultrasonic wave generation assembly 36, depression bar 35 and the coaxial setting of torsion shaft, depression bar 35 can rotate and depression bar 35 can compress tightly in the root of a gear department of tooth around self axis, can carry out roll-in processing to the root of a gear department of torsion shaft through depression bar 35, ultrasonic wave generation assembly 36 produces ultrasonic vibration and transmits ultrasonic vibration to depression bar 35 on, make depression bar 35 can also carry out ultrasonic machining simultaneously when carrying out roll-in processing to the root of a gear department, thereby realized the ultrasonic rolling process to the root of a gear.
Specifically, in the present embodiment, in order to improve the efficiency of processing and strengthening the torsion shaft tooth root, two ultrasonic rolling mechanisms 3 are disposed at the top of the base 1, the two ultrasonic rolling mechanisms 3 are symmetrically disposed with respect to the axis of the torsion shaft, and the two ultrasonic rolling mechanisms 3 are used to simultaneously perform ultrasonic rolling on the torsion shaft tooth root, thereby improving the efficiency of processing and strengthening the torsion shaft tooth root.
Specifically, the ultrasonic rolling mechanism 3 includes a support sleeve 32 disposed above the base 1, a sliding sleeve 34 disposed in the support sleeve 32, and an elastic member 37 disposed in the support sleeve 32. Specifically, the sliding sleeve 34 can slide in the radial direction of the torsion shaft within the support sleeve 32, the strut 35 is provided at an end of the sliding sleeve 34 near the torsion shaft, and the elastic member 37 pushes the sliding sleeve 34 to slide toward the torsion shaft by its own elastic force, so that the strut 35 can be pressed against the tooth root. And by providing the elastic member 37 and the sliding sleeve 34, when the pressing rod 35 leaves the tooth root and turns over from the tooth between the two tooth roots during the rotation of the gear, the pressing rod 35 can be turned over from the tooth between the two tooth roots by the sliding of the sliding sleeve 34 and the pressing rod 35 after turning over the tooth can be pressed at the next tooth root by the elastic member 37.
Specifically, the ultrasonic rolling mechanism 3 further comprises a power sleeve 33, the power sleeve 33 is arranged in the support sleeve 32 and can slide in the radial direction of the torsion shaft in the support sleeve 32, the sliding sleeve 34 is arranged in the power sleeve 33, and the sliding sleeve 34 slides in the power sleeve 33; specifically, a power member 38 is further provided on the support sleeve 32, and the power member 38 is used for driving the power sleeve 33 to slide in the support sleeve 32.
When the strut 35 just passes over the top of one tooth, the power member 38 drives the power sleeve 33 to slide in a direction towards the torsion shaft, the strut 35 passes through the tooth surface and contacts the root of the tooth, and when the strut 35 contacts the root of the tooth and enters the tooth surface of another tooth, the power member 38 drives the torsion shaft to slide in a direction away from the torsion shaft until the strut 35 passes over the top of the tooth.
When the pressing rod 35 needs to cross the tooth between two tooth roots, the power part 38 drives the power sleeve 33 to slide towards the direction far away from the torsion shaft, the interaction force between the pressing rod 35 and the tooth can be reduced, so that the pressing rod 35 can cross the tooth more easily, after the pressing rod 35 crosses the top of the tooth, the power part 38 drives the power sleeve 33 to slide towards the direction close to the torsion shaft, so that the pressing rod 35 can apply enough pressure to the tooth root to roll the tooth root part when contacting the tooth root.
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 in the two sliding grooves 331 along the sliding direction of the sliding sleeve 34. Specifically, two elastic members 37 are provided and the two elastic members 37 are respectively disposed in the two sliding slots 331, and the two elastic members 37 are respectively used for pushing the two sliding blocks 341 to slide toward the torsion shaft.
Specifically, the elastic member 37 is provided as a spring, one end of the spring is fixed to a side of the sliding block 341 facing away from the torsion shaft, the other end of the spring is fixed to a groove wall of the sliding groove 331 facing away from the torsion shaft, and the spring is provided in a compressed state.
Specifically, a through hole penetrating through the side wall of the support sleeve 32 is formed in one side of the support sleeve 32, a rack arranged along the sliding direction of the power sleeve 33 in the length direction is arranged on one side of the power sleeve 33 close to the through hole, and the power sleeve 33 and the rack are filled in the support sleeve 32; specifically, the power member 38 includes a gear, the gear is engaged with the rack through the through hole, the power sleeve 33 is driven to slide by the 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 supporting plates are fixedly connected to the outer side of the supporting sleeve 32, the gear is arranged between the two supporting plates and is rotatably connected with the two supporting plates, and a motor used for driving the gear to rotate is fixedly connected to one of the supporting 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 can slide in the radial direction of the torsion shaft on top of the support seat 31. By arranging the support sleeve 32 to slide on the 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 arranged in the radial direction of the torsion shaft, and the length directions of the support sleeve 32, the power sleeve 33, and the slide sleeve 34 are the same as the sliding 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 a side of the ultrasonic wave generator 361 near the torsion shaft, and a detaching plate 363 fixedly connected to a side of the transmission block 362 near the torsion shaft; specifically, the transfer block 362 can extend from an end of the sliding sleeve 34 near the torsion shaft, the detaching plate 363 is detachably attached to the sliding sleeve 34, and the pressing rod 35 is provided on a side of the detaching plate 363 facing away from the transfer block 362. By replacing the removal plate 363, the strut 35 of different lengths and diameters can be replaced, thereby enabling the root machining of torsion shafts of different sizes. Specifically, when the detaching plate 363 is fixed to the slide bushing 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 detaching plate 363 is detachably connected to the sliding sleeve 34 through a bolt, two fixing plates 364 are fixedly connected to one side of the detaching plate 363 away from the transmission block 362, and two ends of the pressing rod 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 disposed with the torsion shaft, and one ends of the two rotating rods 23 close to each other respectively abut against two ends of the torsion shaft. Fixedly connected with is used for driving dwang 23 to carry out the pivoted motor on one of them centre gripping platform 22, and two dwangs 23 support the torsion shaft tightly between two dwangs 23, and then the motor drives the torsion shaft through dwang 23 and rotates, and in the middle of the torsion shaft pivoted process, depression bar 35 carries out supersound roll extrusion processing to the tooth root department of torsion shaft.
Specifically, a sliding table 21 is provided on the top of the base 1, two clamping tables 22 are provided on the top of the sliding table 21, the sliding table 21 can slide on the top of the base 1 along the axial direction of the torsion shaft, and the position of the gear on the torsion shaft can be adjusted by the sliding of the sliding table 21 after the torsion shaft is clamped by the two rotating rods 23, so that the gear can be aligned with the two ultrasonic rolling mechanisms.
Specifically, the two clamp tables 22 can slide on the top of the slide table 21 in the axial direction of the torsion shaft, and the torsion shaft can be clamped between the two rotating rods 23 by the sliding movement of the two clamp tables 22.
Specifically, the sliding table 21, the two clamping tables 22, and the two supporting sleeves 32 are all provided with a sliding mechanism 4, and the sliding table 21, the two clamping tables 22, and the two supporting sleeves 32 are driven by the corresponding sliding mechanisms 4 to slide. The sliding mechanisms 4 each include a screw rod 41 and a slide block 42, and the screw rod 41 penetrates the slide block 42 in the longitudinal direction thereof and is screwed to 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 lead screw, 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 at 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 disposed in the first sliding groove 311, the screw rod 41 corresponding to the supporting sleeve 32 is located in the first sliding groove 311, two ends of the screw rod 41 are rotatably 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 in the first sliding groove 311 along the length direction of the first sliding groove 311.
The top of the base 1 is provided with a second sliding groove 11, the length direction of the second sliding groove 11 is parallel to the sliding direction of the sliding table 21, the screw rod 41 corresponding to the sliding table 21 is embedded in the second sliding groove 11 and is rotatably connected with the base 1, and the slide block 42 corresponding to the sliding table 21 is embedded in the second sliding groove 11 and can slide in the second sliding groove 11 along the length direction of the second sliding groove 11.
The bottom of each clamping table 22 is provided with a third sliding groove 211 opened 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 rotatably connected with the clamping table 22, and the slide block 42 corresponding to the clamping table 22 is embedded into the third sliding groove 211 and can slide in the third sliding groove 211 along the length direction of the third sliding groove 211.
The working principle of the device for the ultrasonic rolling processing and strengthening of the tooth root of the torsion shaft of the heavy armored vehicle when in use is as follows: clamping device 2 grasps the torsion shaft, then compresses tightly depression bar 35 in the root of a tooth department of torsion shaft gear, and ultrasonic wave generation assembly 36 transmits ultrasonic vibration to depression bar 35 department, and then clamping device 2 drives the torsion shaft and rotates around self axis, and depression bar 35 contacts with each tooth root department of gear in proper order in the middle of the torsion shaft pivoted process to the realization is to the enhancement of each tooth root, and when reinforceing, the roll extrusion of depression bar 35 and ultrasonic vibration can be reinforceed the tooth root simultaneously.
Example two: a device for the ultrasonic rolling strengthening of the torque shaft tooth root of a heavy-duty armored vehicle is disclosed, referring to the attached drawings 5, 6, 7 and 8, the difference between the embodiment and the first embodiment is that: the pressing rod 35 includes a central rod 351, an outer sleeve 352 sleeved outside the central rod 351, and a plurality of elastic cushion members 353 arranged between the central rod 351 and the outer sleeve 352; the outer sleeve 352 is coaxially arranged with the center 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 arranged around the axis of the central rod 351, and the plurality of buffer members in the same group are arranged along the axis of the central rod 351; specifically, the elastic buffer 353 is in a compressed state and under the action of the elastic force of the elastic buffer 353, the outer sleeve 352 maintains the same axis as the central rod 351.
By providing the elastic buffer 353, not only can sufficient force be provided for the outer sleeve 352 to press the outer sleeve against the tooth root, but also when ultrasonic vibration is transmitted to the outer sleeve 352, the outer sleeve 352 can vibrate in high frequency in a sufficient space.
Specifically, the elastic buffer 353 is provided as a spring, positioning holes 354 are respectively formed at both ends of the elastic buffer 353 on the outer side of the central rod 351 and the inner side of the outer sleeve 352, 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 inner sides of both ends of the outer sleeve 352, an annular groove 3551 is formed in the inner side of each outer ring 355, two positioning rings 356 are fixedly connected to outer sides of the central rod 351 near both ends, 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 groove 3551 along the radial direction of the central rod 351. The outer sleeve 352 is positioned on the center rod 351 by the positioning ring 356 and the outer ring 355.
Specifically, both ends of the center rod 351 are rotatably connected to the fixing plates 364, respectively. The side of the detaching plate 363 away from the central rod 351 is provided with a fastening block 3631, and when the detaching plate 363 is fixed on the sliding sleeve 34, the fastening block 3631 is inserted into the sliding sleeve 34 and fastened on the transmitting block 362.
Specifically, two fixing assemblies 5 arranged on the sliding sleeve 34 are respectively arranged at two ends of the central rod 351, and the dismounting plate 363 is fixed on the sliding sleeve 34 through the fixing assemblies 5; specifically, the fixing assembly 5 comprises a fixing block 51 fixedly connected to the sliding sleeve 34, a pressing block 52 arranged on the fixing block 51 and used for pressing the detaching plate 363 on the sliding sleeve 34, and a detaching rod 53 rotatably connected to the pressing block 52 and in threaded connection with the fixing block 51; a sliding hole is formed in one side, close to the detaching plate 363, of the fixing 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 rod 53 is located on the side of the pressing block 52 away from the detaching plate 363. Specifically, one side of the pressing block 52 close to the detaching plate 363 is set to be an inclined surface, one side of the inclined surface close to the sliding sleeve 34 inclines towards the direction far away from the detaching plate 363, when the pressing block 52 compresses the detaching plate 363, the inclined surface abuts against the detaching plate 363, only the detaching rod 53 needs to be screwed, and the detaching plate 363 can be compressed and fixed on the sliding sleeve 34 through the action of the inclined surface.
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 embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. The utility model provides a device that is used for heavy armoured vehicle torsion shaft tooth root supersound roll-forming to reinforce which characterized in that: comprises a base (1) for supporting;
the clamping device (2) 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 (3) is used for carrying out 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 vibration to the strut (35).
2. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 1 is characterized in that: the two ultrasonic rolling mechanisms (3) are arranged symmetrically relative to the axis of the torsion shaft.
3. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored car according to the claim 2 is characterized in that: the ultrasonic rolling mechanism (3) comprises a support sleeve (32) which is supported above the base (1);
a sliding sleeve (34) which can slide in the radial direction of the torsion shaft in the supporting sleeve (32), and a pressure rod (35) is arranged at one end of the sliding rod close to the torsion shaft;
and an elastic member (37) disposed in the support sleeve (32) and for pushing the slide lever to press the pressing lever (35) at the tooth root.
4. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 3 is characterized in that: the ultrasonic rolling mechanism (3) further comprises a power sleeve (33) which is arranged in the support sleeve (32), the sliding sleeve (34) is arranged in the support sleeve (32), and one end, close to the torsion shaft, of the sliding sleeve (34) extends out of the sliding sleeve (34);
and a power member (38) for pushing the support sleeve (32) to slide in the sliding direction of the sliding sleeve (34).
5. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 4 is characterized in that: 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 one end of the sliding sleeve (34) near the torsion shaft;
and a disassembly plate (363) which is fixed to one end of the transmission block (362) close to the torsion shaft and is detachably connected to one end of the sliding sleeve (34) close to the torsion shaft, wherein the pressure rod (35) is arranged on the side, away from the transmission block (362), of the disassembly plate (363).
6. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 4 is characterized in that: when the pressure rod (35) just crosses the top of one tooth, the power part (38) drives the power sleeve (33) to slide towards the direction close to the torsion shaft, the pressure rod (35) contacts with the root of the tooth after passing through the tooth surface, and when the pressure rod (35) contacts with the root of the tooth and enters the tooth surface of another tooth, the power part (38) drives the torsion shaft to slide towards the direction departing from the torsion shaft until the pressure rod (35) crosses the top of the tooth.
7. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 4 is characterized in that: two sliding grooves (331) arranged along the sliding direction of the sliding sleeve (34) are formed in two inner walls of the power sleeve (33), two sliding blocks (341) capable of sliding in the two sliding grooves (331) are fixedly connected to two sides of the sliding sleeve (34), two elastic pieces (37) are arranged, and the two elastic pieces (37) are located in the two sliding grooves (331) respectively and used for pushing the sliding blocks (341) to slide towards the direction close to the torsion shaft.
8. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 4 is characterized in that: a through hole penetrating through the side wall of the support sleeve (32) is formed in one side of the support sleeve (32), and a rack arranged in the length direction along the sliding direction of the power sleeve (33) is arranged on one side, close to the through hole, of the power sleeve (33);
the power member (38) includes a gear that engages the rack through the through hole.
9. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 1 is characterized in that: the clamping device (2) comprises two clamping tables (22) which 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 two clamping tables (22) are respectively connected with a rotating rod (23) in a rotating way, the two 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 the two ends of the torsion shaft, and one clamping table (22) is provided with a motor for driving the rotating rod (23) to rotate.
10. The device for the ultrasonic rolling machining strengthening of the torsion shaft tooth root of the heavy-duty armored vehicle according to the claim 1 is characterized in that: the clamping device (2) further comprises a sliding table (21), the sliding table (21) slides along the axial direction of the torsion shaft on the top of the base (1) 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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| CN114032376A true CN114032376A (en) | 2022-02-11 |
| CN114032376B CN114032376B (en) | 2023-05-23 |
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| CN202111444538.8A Active 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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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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|---|---|
| CN114032376B (en) | 2023-05-23 |
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