CN210394456U - Portable multi-azimuth ultrasonic auxiliary vibration rolling device - Google Patents
Portable multi-azimuth ultrasonic auxiliary vibration rolling device Download PDFInfo
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- CN210394456U CN210394456U CN201921210333.1U CN201921210333U CN210394456U CN 210394456 U CN210394456 U CN 210394456U CN 201921210333 U CN201921210333 U CN 201921210333U CN 210394456 U CN210394456 U CN 210394456U
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Abstract
Portable diversified supersound auxiliary vibration rolling press device, including supersound roll extrusion unit, hydraulic power unit, pneumatic cooling unit, main body frame and indexing means, supersound roll extrusion unit includes ultrasonic power source and amplitude transformer subassembly, ultrasonic power source is connected with amplitude transformer subassembly, hydraulic power unit includes the hydraulic pressure station, the fuel tap, application of force hydro-cylinder and angle modulation hydro-cylinder, the fuel tap is installed on the hydraulic pressure station, the fuel tap passes through the oil circuit and is connected with application of force hydro-cylinder and angle modulation hydro-cylinder respectively, the cylinder body bottom of application of force hydro-cylinder and angle modulation hydro-cylinder is articulated with the main body frame, the piston rod outer end of application of force hydro-cylinder and angle modulation hydro-cylinder is articulated with amplitude transformer subassembly, indexing means sets up on the main body frame of amplitude transformer subassembly below, install gear workpiece on the indexing means, the tooth's socket surface. The utility model discloses whole rolling press device is nimble light, lasts the cooling treatment transducer, is convenient for fix the roll extrusion steel ball, makes things convenient for the station of adjustment gear work piece.
Description
Technical Field
The utility model relates to a technical field is reinforceed to metal surface machinery, specific theory relates to a portable diversified supersound auxiliary vibration rolling press device.
Background
The failure modes of mechanical parts mainly include residual deformation, fatigue, corrosion, abrasion and the like, and the failure of metal parts begins from the surfaces of the parts moving relative to each other. The improvement of the surface performance of the parts is one of effective ways to reduce the failure of the parts and prolong the service life of the parts, so that the surface mechanical strengthening technology is widely applied to the manufacturing of mechanical parts.
Compared with the traditional rolling process, the method has the advantages of small elastic pressure and friction, higher surface smoothness, obvious improvement of surface hardness and surface wear resistance, corrosion resistance and fatigue resistance and the like.
However, most ultrasonic rolling processing methods in the market have some defects in use, and most ultrasonic rolling processes are implemented by mounting an ultrasonic vibration device on a machine tool spindle and processing the surface of a metal part through main motion of the spindle assisted by ultrasonic vibration; meanwhile, as the modal frequency of the transducer selected for ultrasonic rolling is high (generally 30-35 KHz), the transducer generates heat seriously during working, the heat dissipation effect of components in the ultrasonic rolling processing device is poor, the components are easy to damage, the piezoelectric ceramic transducer needs to be cooled and then processed for a period of time, the continuous processing time is short, and the effective working time of the ultrasonic rolling is greatly shortened; the steel ball in the tool head ball socket mostly adopts the mode of extrusion or cap pressing cooperation fastening at present, and wherein, the extruded mode can lead to the fact the damage to the surface of steel ball, and then should not take out when can influencing the roll extrusion to spare part surface treatment's precision, and the steel ball damages, and the mode of cap pressing fastening then makes the steel ball installation relatively loaded down with trivial details.
In order to solve the above problems, people are always seeking an ideal technical solution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable diversified supersound auxiliary vibration rolling press device, the utility model discloses whole rolling press device is nimble light, lasts the cooling treatment transducer, is convenient for fix the roll extrusion steel ball, conveniently adjusts the station of gear work piece.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the portable multi-azimuth ultrasonic auxiliary vibration rolling device comprises an ultrasonic rolling unit, a hydraulic power unit and a pneumatic cooling unit, the hydraulic power unit comprises a hydraulic station, an oil distributing valve, a force application oil cylinder and an angle adjusting oil cylinder, the oil distributing valve is installed on the hydraulic station and is respectively connected with the force application oil cylinder and the angle adjusting oil cylinder through oil ways, the bottoms of the cylinder bodies of the force application oil cylinder and the angle adjusting oil cylinder are hinged with the main body frame, the outer ends of the piston rods of the force application oil cylinder and the angle adjusting oil cylinder are respectively hinged with the amplitude transformer assembly, the dividing device is arranged on the main body frame below the amplitude transformer assembly, a gear workpiece is installed on the dividing device, and the amplitude transformer assembly is in surface rolling contact with the tooth socket of the gear workpiece.
The amplitude transformer assembly comprises an amplitude transformer, an energy converter, an amplitude transformer protective box, a force application lifting lug, an air inlet joint, an air return joint, a transposition lifting lug, a rolling steel ball, a negative pressure air extraction joint and a negative pressure fan, wherein the amplitude transformer is vertically and fixedly arranged at the bottom of the amplitude transformer protective box through a flange, the upper end of the amplitude transformer extends into the amplitude transformer protective box, the lower end of the amplitude transformer is positioned below the bottom of the amplitude transformer protective box, the energy converter is fixedly arranged at the upper end of the amplitude transformer through a connecting bolt, the lower end of the amplitude transformer is fixedly connected with a rolling tool head, the lower end of the rolling tool head is provided with a ball socket groove, the central lines of the amplitude transformer, the energy converter and the rolling tool head are superposed, the connecting bolt, the amplitude transformer and the rolling tool head are respectively provided with an air vent which is communicated with the air vent from top to bottom along the, the surface of roll extrusion steel ball and gear workpiece's tooth's socket surface roll extrusion contact, negative pressure air exhaust connects fixed mounting at connecting bolt's top and communicates with the air vent, negative pressure air blower is connected with a suction tube, the suction tube passes the amplitude transformer protective housing and is connected with negative pressure air exhaust joint, it is sealed between suction tube and the amplitude transformer protective housing, ultrasonic power supply passes through signal conductor with the transducer and is connected, application of force lug fixed connection is at the top of amplitude transformer protective housing, return air connects fixed mounting at the left side wall lateral part on the amplitude transformer protective housing, air inlet connects fixed mounting at the preceding lateral wall lateral part under the amplitude transformer protective housing, transposition lug fixed connection is at the right side wall middle part of amplitude transformer protective housing.
The pneumatic cooling unit comprises a cooling gas circulating device and a gas distributing valve, the gas distributing valve is installed on the cooling gas circulating device, a gas inlet pipe is connected between a gas outlet of the gas distributing valve and a gas inlet connector, and a gas outlet pipe is connected between a gas inlet of the gas distributing valve and a gas return connector.
The main body frame is by the square frame that four vertical side pipes and eight horizontal side pipe enclose, the width of cloth ware protecting box is located the main body frame, the cylinder body bottom of application of force hydro-cylinder articulates at the horizontal side pipe middle part on right side upper portion, the piston rod outer end of application of force hydro-cylinder is articulated with the application of force lug, lateral part fixedly connected with side of supporting pipe down between two vertical side pipes on right side, the cylinder body bottom of angle modulation hydro-cylinder articulates the middle part at side of supporting pipe, the piston rod outer end of angle modulation hydro-cylinder is articulated with the transposition lug, fixedly connected with platform support between the horizontal side pipe of left side lower part and the horizontal side pipe of.
The platform support comprises two vertical supporting plates which are horizontally arranged along the left-right direction, the two vertical supporting plates are arranged in parallel at intervals in the front-back direction, and the left end and the right end of each vertical supporting plate are respectively fixedly connected to the middle parts of a horizontal square tube at the lower part of the left side and a horizontal square tube at the lower part of the right side; the indexing device comprises an indexing disc, a lead screw, a transmission sleeve, a workpiece circumferential positioning sleeve, two guide slide bars and two copper sleeves, wherein the lead screw and the two guide slide bars are horizontally arranged along the front and back direction, the two copper sleeves correspond to each other in the front and back direction and are fixedly connected to two vertical supporting plates respectively through bolts, the two vertical supporting plates are respectively provided with vertical long holes, the upper sides of the two vertical long holes are open, the two vertical long holes are positioned on a vertical plane where the central lines of the two copper sleeves are positioned, the front end and the back end of the lead screw are respectively rotatably installed on the two copper sleeves and penetrate through the two vertical long holes, the front end and the back end of each guide slide bar respectively penetrate through the two vertical supporting plates and are fixed through fastening nuts, the two guide slide bars are bilaterally symmetrical relative to the lead screw, the transmission sleeve and the workpiece circumferential positioning sleeve are, the total length of the transmission sleeve and the workpiece circumferential positioning sleeve in the front-back direction is less than the distance between the two vertical supporting plates, the front end of the transmission sleeve is provided with a guide plate which is bilaterally symmetrical about the central line of the transmission sleeve, the two guide slide bars respectively penetrate through the left side part and the right side part of the guide plate, the rear end edge of the transmission sleeve is circumferentially provided with a main positioning plate, the main positioning plate is circumferentially and uniformly provided with a plurality of semi-runway-shaped long holes, each semi-runway-shaped long hole is in one-to-one front-back correspondence with each thread through hole, the front side surface of the main positioning plate is in pressing contact with the rear side surface of the main positioning plate, the main positioning plate is fixedly connected with the auxiliary positioning plate through two positioning bolts penetrating through the thread through holes and the semi-runway-shaped long holes, and the joint of the workpiece circumferential positioning sleeve and the auxiliary positioning plate is provided with a shaft shoulder, the gear workpiece is sleeved on the workpiece circumferential positioning sleeve and fixed through a key, a locking nut is arranged on the rear side of the workpiece circumferential positioning sleeve in a threaded mode, the gear workpiece is located between the locking nut and a shaft shoulder, the front end face of the locking nut is in pressing contact with the rear end face of the gear workpiece, the front end face of the gear workpiece is in pressing contact with the rear end face of the shaft shoulder, the front end of a lead screw is located on the front side of a vertical supporting plate on the front side, an indexing disc is fixedly installed at the front end of the lead screw, and the indexing disc and the lead screw are, the center lines of the transmission sleeve and the workpiece circumferential positioning sleeve are overlapped, the outer edge of the front side face of the dividing plate is fixedly connected with a rocking handle horizontally arranged along the front-back direction, a plurality of positioning through holes are uniformly formed in the dividing plate along the circumference, a plug-in hole corresponding to one positioning through hole in the front-back direction is formed in the vertical supporting plate on the front side, and a positioning pin penetrating through the positioning through holes is plugged in the plug-in hole.
By adopting the technical scheme, the use method of the portable multidirectional ultrasonic auxiliary vibration rolling device comprises the following steps:
(1) mounting a gear workpiece;
(2) opening a negative pressure fan, vacuumizing the vent holes of the amplitude transformer, the transducer and the rolling tool head by the negative pressure fan through a suction pipe, so that the rolling steel ball is absorbed in the ball socket groove, and at the moment, the surface of the rolling steel ball is in rolling contact with the surface of one tooth socket of the gear workpiece;
(3) the ultrasonic power supply, the cooling gas circulating device and the gas distributing valve are opened, the ultrasonic power supply provides a high-frequency pulse signal to the transducer through the signal lead, the transducer converts the high-frequency pulse signal into mechanical vibration, the amplitude transformer generates high-frequency vibration, and the amplitude transformer drives the rolling tool head to vibrate at high frequency, so that the rolling steel ball performs high-frequency impact on the surface of the gear workpiece along with the high-frequency vibration of the rolling tool head, the cooling gas circulating device outputs cooling gas through a gas outlet of the gas distributing valve, the cooling gas enters the amplitude transformer protective box through a gas inlet pipe and a gas inlet connector, the cooling gas cools the transducer, and the cooling gas after heat exchange is discharged out of the amplitude transformer protective box through a gas return connector and a gas outlet pipe and then enters the cooling gas circulating device through a gas inlet of the gas distributing valve to be compressed and;
(4) opening the hydraulic station, respectively controlling a force application oil cylinder and an angle adjusting oil cylinder by the hydraulic station through an oil distributing valve, wherein the piston rods of the force application oil cylinder and the angle adjusting oil cylinder stretch and adjust the angle and the position of the amplitude transformer protective box, thereby controlling the pressure and force application angle applied by the rolling steel ball to the surface of the gear workpiece, drawing out the positioning pin after the rolling steel ball finishes the surface impact strengthening treatment of the gear workpiece in rolling contact with the gear workpiece, the indexing disc is rotated by 20 degrees through the rocking handle, the screw rod rotates and drives the transmission sleeve to move for a certain feeding amount along the two guide slide rods, then the positioning pin is inserted to fix the indexing disc, moving the gear workpiece a certain amount along the axial direction of the screw rod, so that the rolling steel ball can impact and strengthen the surface of the tooth socket of the gear workpiece contacted with the rolling steel ball, and repeating the above operations until the rolling steel ball fully covers and impacts and strengthens the surface of the tooth socket of the gear workpiece at the position;
(5) rotating the gear workpiece, enabling the rolled steel ball to be in rolling contact with the surface of the next tooth socket of the gear workpiece, repeating the step (3) and the step (4), and enabling the rolled steel ball to perform impact strengthening treatment on the surface of the next tooth socket of the gear workpiece;
(6) and taking out the gear workpiece after all the tooth groove surfaces of the gear workpiece are rolled.
The step (1) is specifically as follows: firstly, a transmission sleeve and a workpiece circumferential positioning sleeve are sequentially sleeved on a lead screw, two positioning bolts penetrate through a thread through hole and a half-runway-shaped long hole to fixedly connect a main positioning disc and a slave positioning disc, so that the workpiece circumferential positioning sleeve and the transmission sleeve are fixedly connected, then a gear workpiece is sleeved on the workpiece circumferential positioning sleeve, two ends of the lead screw are respectively rotatably installed on two copper sleeves, the front end and the rear end of the lead screw are respectively placed in vertical long holes on two vertical supporting plates from top to bottom, the two copper sleeves are respectively fixedly installed on the two vertical supporting plates through the fixing bolts, two guide slide bars sequentially penetrate through the vertical supporting plate at the front side, the guide plate at the front end of the transmission sleeve and the vertical supporting plate at the rear side from front to back, two ends of the two guide slide bars are fixed by using fastening nuts, and finally, the positioning pin penetrates through a positioning through hole on an, the index plate is fixed, and therefore the gear workpiece is fixed.
The step (5) is specifically as follows: and (3) removing and drawing out the two positioning bolts, rotating the workpiece circumferential positioning sleeve to rotate the tooth socket of the gear workpiece subjected to impact strengthening treatment to move away, simultaneously, enabling the surface of the next tooth socket of the gear workpiece which is not subjected to impact strengthening to be in rolling contact with the rolled steel ball, then, enabling the two positioning bolts to penetrate through the threaded through hole and the half-race-shaped long hole to fixedly connect the main positioning plate and the auxiliary positioning plate, so that the workpiece circumferential positioning sleeve is fixedly connected with the transmission sleeve, and repeating the step (3) and the step (4) to enable the rolled steel ball to perform impact strengthening treatment on the surface of the next tooth socket of the gear workpiece.
The step (6) is specifically as follows: the fastening nut is firstly disassembled, the two guide sliding rods are drawn out, the fixing bolts for fixing the two copper sleeves are disassembled, then the front end and the rear end of the screw rod are respectively taken out from the vertical long holes in the two vertical supporting plates from bottom to top, the copper sleeve on the rear side of the screw rod is pulled out, the locking nut is disassembled from the rear side of the workpiece circumferential positioning sleeve, and then the gear workpiece can be directly pulled out from the workpiece circumferential positioning sleeve, so that the gear workpiece is taken out.
The utility model discloses relative prior art has outstanding substantive characteristics and the progress that is showing, specifically speaking, the beneficial effects of the utility model are that:
1. the utility model discloses set up hydraulic power unit, the cooperation through hydraulic pressure station, application of force hydro-cylinder and angle adjusting cylinder is controlled the pressure size and the application of force angle that the surface of roll extrusion steel ball to gear workpiece was applyed, has broken away from the restriction that traditional processing received the lathe, makes whole rolling press device's use more nimble, light and convenient.
2. The utility model discloses set up pneumatic cooling unit, carry the cooling gas through cooling gas circulating device in to the amplitude transformer protective housing, the cooling gas is cooled down the treatment to the transducer in the amplitude transformer protective housing, and later the cooling gas is discharged from the amplitude transformer protective housing again and is got into the cooling gas circulating device, so, continuously carry the cooling gas and make this supersound rolling press device can continuously obtain the cooling treatment at the during operation transducer, guarantee the high-efficient work of transducer.
3. The utility model discloses a width of cloth ware, the air vent that link up about transducer and rolling tool head all seted up along its central line, ball socket groove and air vent intercommunication, the rolling steel ball sets up in the ball socket groove of rolling tool head lower extreme, negative pressure air exhaust joint pass through connecting bolt fixed mounting at the top of transducer and with the air vent intercommunication, negative pressure fan is connected with a suction tube, the suction tube passes the width of cloth ware protective housing and is connected with negative pressure air exhaust joint, negative pressure fan passes through the suction tube and will become the width of cloth ware, the evacuation in the air vent of transducer and rolling tool head, make the rolling steel ball adsorb in ball socket groove, so, be convenient for fix the rolling steel ball, cause the wearing and tearing on steel ball surface when having avoided conventional extrusion installation steel ball, the loaded down with trivial details procedure through the fixed.
4. The utility model discloses a mode that lead screw drive and graduated disk combined together for gear workpiece is controllable along the axial feed volume of lead screw at every turn, guarantee that the rolling steel ball covers the roll extrusion impact entirely to gear workpiece's tooth's socket surface and reinforce, the setting of work piece circumference position sleeve is convenient for rotatory gear workpiece, make gear workpiece's the tooth's socket rotation that has assaulted the intensive processing move away, tooth's socket surface and the rolling steel ball roll extrusion contact that does not assault the intensive next of gear workpiece simultaneously, make the rolling steel ball assault the intensive processing to gear workpiece's next tooth's socket surface.
The utility model discloses can be used to solve the difficult processing difficult problem of difficult processing materials such as carbide, titanium alloy, high strength steel, enlarge supersound roll extrusion's application range, easily promote the implementation, have good economic benefits.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is a plan view of the present invention.
Fig. 5 is a schematic structural view of a horn assembly of the present invention.
Fig. 6 is a rear view of the horn assembly of the present invention.
Fig. 7 is a right side view of a horn assembly of the present invention.
Fig. 8 is a sectional view taken along line a-a in fig. 7.
Fig. 9 is a sectional view taken along line B-B in fig. 7.
Fig. 10 is a schematic structural view of the index plate and the lead screw according to the present invention.
Fig. 11 is a left side view of fig. 10.
Fig. 12 is a cross-sectional view of a horn, transducer and rolling tool head of the present invention.
Fig. 13 is a rear view of the drive sleeve of the present invention.
Fig. 14 is a top view of fig. 13.
Fig. 15 is a schematic structural view of the workpiece circumferential positioning sleeve of the present invention.
Detailed Description
The embodiments of the present invention will be further explained with reference to the drawings.
As shown in fig. 1-15, the portable multi-azimuth ultrasonic auxiliary vibration rolling device comprises an ultrasonic rolling unit, a hydraulic power unit, a pneumatic cooling unit, a main frame and a dividing device, wherein the ultrasonic rolling unit comprises an ultrasonic power supply 1 and a horn assembly, the ultrasonic power supply 1 is connected with the horn assembly, the horn assembly is arranged in the main frame, the hydraulic power unit comprises a hydraulic station 2, an oil distributing valve 3, a force application oil cylinder 4 and an angle adjustment oil cylinder 5, the oil distributing valve 3 is arranged on the hydraulic station 2, the oil distributing valve 3 is respectively connected with the force application oil cylinder 4 and the angle adjustment oil cylinder 5 through oil passages 6, the bottoms of the force application oil cylinder 4 and the angle adjustment oil cylinder 5 are hinged with the main frame, the outer ends of piston rods of the force application oil cylinder 4 and the angle adjustment oil cylinder 5 are respectively hinged with the horn assembly, the dividing device is arranged on the main frame below the, the indexing device is provided with a gear workpiece 7, and the amplitude transformer assembly is in rolling contact with the surface of a tooth groove of the gear workpiece 7.
The amplitude transformer assembly comprises an amplitude transformer 8, an energy converter 9, an amplitude transformer protective box 10, a force application lifting lug 11, an air inlet joint 12, an air return joint 13, an indexing lifting lug 14, a rolled steel ball 15, a negative pressure air extraction joint 16 and a negative pressure fan 17, wherein the amplitude transformer 8 is vertically and fixedly arranged at the bottom of the amplitude transformer protective box 10 through a flange 44, the upper end of the amplitude transformer 8 extends into the amplitude transformer protective box 10, the lower end of the amplitude transformer 8 is positioned below the bottom of the amplitude transformer protective box 10, the energy converter 9 is fixedly arranged at the upper end of the amplitude transformer 8 through a connecting bolt 46, the lower end of the amplitude transformer 8 is fixedly connected with a rolling tool head 18, the lower end of the rolling tool head 18 is provided with a ball-and-socket groove 19, the central lines of the amplitude transformer 8, the energy converter 9 and the rolling tool head 18 are superposed, the connecting bolt 46, the energy converter 9, the amplitude transformer 8 and the rolling tool head, the ball socket groove 19 is communicated with the vent hole 20, the rolled steel ball 15 is arranged in the ball socket groove 19 at the lower end of the rolling tool head 18, the surface of the rolled steel ball 15 is in rolling contact with the tooth socket surface of the gear workpiece 7, a negative pressure air suction joint 16 is fixedly installed at the top of a connecting bolt 46 and communicated with an air vent 20, a negative pressure fan 17 is connected with a suction pipe 21, the suction pipe 21 penetrates through a horn protection box 10 and is connected with the negative pressure air suction joint 16, the suction pipe 21 is sealed with the horn protection box 10, an ultrasonic power supply 1 is connected with a transducer 9 through a signal wire 22, a force application lifting lug 11 is fixedly connected at the top of the horn protection box 10, an air return joint 13 is fixedly installed at the upper side part of the left side wall of the horn protection box 10, an air inlet joint 12 is fixedly installed at the lower side part of the front side wall of the horn protection box 10, and an indexing lifting lug 14 is fixedly connected at the.
The pneumatic cooling unit comprises a cooling gas circulating device 23 and a gas distributing valve 24, the gas distributing valve 24 is installed on the cooling gas circulating device 23, a gas inlet pipe 25 is connected between a gas outlet of the gas distributing valve 24 and the gas inlet connector 12, and a gas outlet pipe 26 is connected between a gas inlet of the gas distributing valve 24 and the gas return connector 13.
The main body frame is the square frame that four vertical square pipes 27 and eight horizontal square pipes 28 enclose, amplitude transformer protecting box 10 is located the main body frame, the cylinder body bottom of application of force hydro-cylinder 4 articulates in the middle part of the horizontal square pipe 28 on right side upper portion, the piston rod outer end of application of force hydro-cylinder 4 is articulated with application of force lug 11, a support side pipe 29 of lateral part fixedly connected with down between two vertical square pipes 27 on right side, the cylinder body bottom of angle modulation hydro-cylinder 5 articulates in the middle part of support side pipe 29, the piston rod outer end of angle modulation hydro-cylinder 5 is articulated with transposition lug 14, fixedly connected with platform support between the horizontal square pipe 28 of left side lower part and the horizontal square pipe 28 of right side lower part.
The platform support comprises two vertical supporting plates 30 which are horizontally arranged along the left-right direction, the two vertical supporting plates 30 are arranged in parallel at intervals from front to back, and the left end and the right end of each vertical supporting plate 30 are respectively fixedly connected to the middle parts of a horizontal square tube 28 at the lower part of the left side and a horizontal square tube 28 at the lower part of the right side; the indexing device comprises an indexing disc 31, a screw rod 32, a transmission sleeve 33, a workpiece circumferential positioning sleeve 34, two guide slide rods 35 and two copper sleeves 36, wherein the screw rod 32 and the two guide slide rods 35 are horizontally arranged along the front and back directions, the two copper sleeves 36 correspond to each other in the front and back direction and are fixedly connected to the two vertical support plates 30 through bolts respectively, the two vertical support plates 30 are provided with vertical long holes, the upper sides of the two vertical long holes are open, the two vertical long holes are positioned on a vertical plane where the central lines of the two copper sleeves 36 are located, the front end and the back end of the screw rod 32 are rotatably installed on the two copper sleeves 36 respectively and penetrate through the two vertical long holes, the front end and the back end of each guide slide rod 35 penetrate through the two vertical support plates 30 respectively and are fixed through fastening nuts, the two guide slide rods 35 are bilaterally symmetrical with respect to the screw, the transmission sleeve 33 is in threaded transmission connection with the lead screw 32, the workpiece circumferential positioning sleeve 34 is in sliding connection with the lead screw 32, the total length of the transmission sleeve 33 and the workpiece circumferential positioning sleeve 34 in the front-back direction is smaller than the distance between the two vertical support plates 30, the front end of the transmission sleeve 33 is provided with guide plates 37 which are bilaterally symmetrical about the center line of the transmission sleeve 33, the two guide slide bars 35 respectively penetrate through the left side and the right side of each guide plate 37, the rear end edge of the transmission sleeve 33 is circumferentially provided with a main positioning plate 38, the main positioning plate 38 is circumferentially and uniformly provided with a plurality of threaded through holes 39, the front end edge of the workpiece circumferential positioning sleeve 34 is circumferentially provided with a slave positioning plate 40, the outer edge of the slave positioning plate 40 is circumferentially and uniformly provided with a plurality of half-runway-shaped long holes 41, each half-runway-shaped long hole 41 corresponds to each threaded through hole 39 one by one, and the, the main positioning disk 38 is fixedly connected with the auxiliary positioning disk 40 through two positioning bolts 45 penetrating through the threaded through hole 39 and the half-race-shaped long hole 41, a shaft shoulder 48 is arranged at the joint of the workpiece circumferential positioning sleeve 34 and the auxiliary positioning disk 40, the gear workpiece 7 is sleeved on the workpiece circumferential positioning sleeve 34 and is fixed through a key, a locking nut 47 is arranged on the rear side of the workpiece circumferential positioning sleeve 34 in a threaded manner, the gear workpiece 7 is positioned between the locking nut 47 and the shaft shoulder 48, the front end face of the locking nut 47 is in pressing contact with the rear end face of the gear workpiece 7, the front end face of the gear workpiece 7 is in pressing contact with the rear end face of the shaft shoulder 48, the front end of the lead screw 32 is positioned on the front side of the vertical supporting plate 30 on the front side, the dividing disk 31 is fixedly arranged at the front end of the lead screw 32, the center lines of the dividing disk 31, the lead screw 32, the transmission sleeve 33 and the workpiece circumferential positioning sleeve 34 are overlapped, a rocking handle, a plurality of positioning through holes 43 are uniformly arranged on the index plate 31 along the circumference, an inserting hole corresponding to one positioning through hole 43 is arranged on the vertical support plate 30 at the front side, and a positioning pin penetrating through the positioning through hole 43 is inserted into the inserting hole. The fastening nuts, keys, plug holes and locating pins are of conventional design and are not shown.
By adopting the technical scheme, the use method of the portable multidirectional ultrasonic auxiliary vibration rolling device comprises the following steps:
(1) mounting a gear workpiece 7;
(2) the negative pressure fan 17 is started, the negative pressure fan 17 vacuumizes the inside of the amplitude transformer 8, the transducer 9 and the vent hole 20 of the rolling tool head 18 through the suction pipe 21, so that the rolled steel ball 15 is absorbed in the ball socket groove 19, and at the moment, the surface of the rolled steel ball 15 is in rolling contact with the surface of one tooth socket of the gear workpiece 7;
(3) the ultrasonic power supply 1, the cooling gas circulating device 23 and the gas distributing valve 24 are opened, the ultrasonic power supply 1 provides a high-frequency pulse signal to the transducer 9 through the signal lead 22, the transducer 9 converts the high-frequency pulse signal into mechanical vibration, so that the amplitude transformer 8 generates high-frequency vibration, the amplitude transformer 8 drives the rolling tool head 18 to vibrate at high frequency, so that the rolling steel ball 15 performs high-frequency impact on the surface of the gear workpiece 7 along with the high-frequency vibration of the rolling tool head 18, the cooling gas circulation device 23 outputs cooling gas through the gas outlet of the gas distribution valve 24, the cooling gas enters the inside of the amplitude transformer protection box 10 through the gas inlet pipe 25 and the gas inlet joint 12, the cooling gas performs cooling treatment on the transducer 9, the cooling gas after heat exchange is discharged out of the amplitude transformer protection box 10 through the gas return joint 13 and the gas outlet pipe 26, and then enters the cooling gas circulation device 23 through the gas inlet of the gas distribution valve 24 to be compressed and cooled;
(4) opening the hydraulic station 2, controlling a force application oil cylinder 4 and an angle adjusting oil cylinder 5 by the hydraulic station 2 through an oil distributing valve 3, respectively, adjusting the angle and the position of a protective box 10 of the amplitude transformer by the extension of piston rods of the force application oil cylinder 4 and the angle adjusting oil cylinder 5, thereby controlling the pressure and force application angle of the rolled steel ball 15 on the surface of the gear workpiece 7, after the rolling steel ball 15 finishes the surface impact strengthening treatment of the gear workpiece 7 in rolling contact with the steel ball, the positioning pin is drawn out, the indexing disc 31 is rotated by 20 degrees through the rocking handle 42, the screw rod 32 rotates and drives the transmission sleeve 33 to move for a certain feeding amount along the two guide slide rods 35, and then the positioning pin is inserted to fix the indexing disc 31, the gear workpiece 7 moves a certain amount along the axial direction of the screw rod 32, so that the rolling steel ball 15 strengthens the surface impact of the tooth socket of the gear workpiece 7 contacted with the rolling steel ball, and the above operations are repeated until the rolling steel ball 15 fully covers the surface of the tooth socket of the gear workpiece 7 at the position for impact strengthening treatment;
(5) rotating the gear workpiece 7, enabling the rolled steel ball 15 to be in rolling contact with the surface of the next tooth socket of the gear workpiece 7, repeating the step (3) and the step (4), and enabling the rolled steel ball 15 to perform impact strengthening treatment on the surface of the next tooth socket of the gear workpiece 7;
(6) and taking out the gear workpiece 7 after all the tooth groove surfaces of the gear workpiece 7 are rolled.
The step (1) is specifically as follows: firstly, a transmission sleeve 33 and a workpiece circumferential positioning sleeve 34 are sequentially sleeved on a lead screw 32, two positioning bolts 45 penetrate through a threaded through hole 39 and a half-runway-shaped long hole 41 to fixedly connect a main positioning plate 38 and a secondary positioning plate 40, so that the workpiece circumferential positioning sleeve 34 is fixedly connected with the transmission sleeve 33, a gear workpiece 7 is sleeved on the workpiece circumferential positioning sleeve 34 and is in pressing contact with a shaft shoulder 48, a locking nut 47 is installed on the rear side of the workpiece circumferential positioning sleeve 34 in a threaded manner, the locking nut 47 presses the gear workpiece 7, then two ends of the lead screw 32 are respectively rotatably installed on two copper sleeves 36, the front end and the rear end of the lead screw 32 are respectively placed in vertical long holes in two vertical supporting plates 30 from top to bottom, the two copper sleeves 36 are respectively fixedly installed on the two vertical supporting plates 30 through fixing bolts, and two guide slide bars 35 sequentially penetrate through the vertical supporting plates 30 on the front side from front to back, The guide plate 37 at the front end of the transmission sleeve 33 and the vertical support plate 30 at the rear side fix the two ends of the two guide slide rods 35 by using fastening nuts, and finally, a positioning pin passes through the positioning through hole 43 on the index plate 31 and is inserted into the inserting hole, so that the index plate 31 is fixed, and the gear workpiece 7 is further ensured to be fixed.
The step (5) is specifically as follows: and (3) removing and drawing out the two positioning bolts 45, rotating the workpiece circumferential positioning sleeve 34 to enable the tooth socket of the gear workpiece 7 which is subjected to impact strengthening to rotate and move away, simultaneously enabling the surface of the next tooth socket of the gear workpiece 7 which is not subjected to impact strengthening to be in rolling contact with the rolled steel ball 15, then enabling the two positioning bolts 45 to penetrate through the threaded through hole 39 and the half-race-shaped long hole 41 to fixedly connect the main positioning disc 38 and the slave positioning disc 40, further enabling the workpiece circumferential positioning sleeve 34 and the transmission sleeve 33 to be fixedly connected, and repeating the step (3) and the step (4) to enable the rolled steel ball 15 to perform impact strengthening treatment on the surface of the next tooth socket of the gear workpiece 7.
The step (6) is specifically as follows: firstly, the fastening nuts are removed, the two guide slide bars 35 are drawn out, then the fixing bolts for fixing the two copper sleeves 36 are removed, then the front end and the rear end of the screw rod 32 are respectively taken out from the vertical long holes in the two vertical supporting plates 30 from bottom to top, the copper sleeve 36 on the rear side of the screw rod 32 is pulled out, then the locking nuts are removed from the rear side of the workpiece circumferential positioning sleeve 34, and then the gear workpiece 7 can be directly pulled out from the workpiece circumferential positioning sleeve 34, so that the gear workpiece 7 can be taken out.
The utility model has the advantages that:
1. the utility model discloses set up hydraulic power unit, the cooperation through hydraulic pressure station 2, application of force hydro-cylinder 4 and angle modulation hydro-cylinder 5 is controlled 15 pressure size and application of force angle of applying to the surface of gear workpiece 7 of roll extrusion steel ball, has broken away from the restriction that traditional processing received the lathe, makes whole rolling press device's use more nimble, light change.
2. The utility model discloses set up pneumatic cooling unit, carry the cooling gas through cooling gas circulating device 23 in to amplitude transformer protective housing 10, the cooling gas is cooled down the processing to transducer 9 in the amplitude transformer protective housing 10, and later the cooling gas is again from the interior discharge of amplitude transformer protective housing 10 and get into cooling gas circulating device 23, so, continuously carry the cooling gas and make this supersound rolling press device can continuously obtain the cooling process at during operation transducer 9, guarantee the high-efficient work of transducer 9.
3. The amplitude transformer 8, the energy converter 9 and the rolling tool head 18 of the utility model are all provided with a vent hole 20 which is communicated up and down along the central line, a ball socket groove 19 is communicated with the vent hole 20, a rolling steel ball 15 is arranged in the ball socket groove 19 at the lower end of the rolling tool head 18, the negative pressure air extraction joint 16 is fixedly arranged at the top of the energy converter 9 through a connecting bolt and is communicated with the vent hole 20, the negative pressure fan 17 is connected with a suction pipe 21, the suction pipe 21 penetrates through the amplitude transformer protective box 10 and is connected with the negative pressure air extraction joint 16, the negative pressure fan 17 vacuumizes the vent holes 20 of the amplitude transformer 8, the energy converter 9 and the rolling tool head 18 through the suction pipe 21 to ensure that the rolling steel ball 15 is absorbed in the ball socket groove 19, therefore, the rolled steel ball 15 is convenient to fix, the abrasion of the surface of the steel ball caused by conventional steel ball extrusion installation is avoided, and meanwhile, the complicated procedure of fixing the steel ball through the pressing cap is also avoided.
4. The utility model discloses a mode that lead screw 32 transmission and graduated disk 31 combined together, make gear workpiece 7 controllable along lead screw 32's axial feed volume at every turn, guarantee that rolling steel ball 15 is to gear workpiece 7's tooth's socket surface all standing roll extrusion impact reinforcement, work piece circumference position sleeve 34 set up rotatory gear workpiece 7 of being convenient for, make gear workpiece 7's the tooth's socket rotation that has impacted reinforcement handle remove, simultaneously with gear workpiece 7's next tooth's socket surface that does not impact reinforcement and 15 roll extrusion contacts of rolling steel ball, make rolling steel ball 15 to gear workpiece 7's next tooth's socket surface impact reinforcement handle.
The utility model discloses can be used to solve the difficult processing difficult problem of difficult processing materials such as carbide, titanium alloy, high strength steel, enlarge supersound roll extrusion's application range, easily promote the implementation, have good economic benefits.
The above embodiments are only used for illustrating but not limiting the technical solution of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (5)
1. Portable diversified supersound supplementary vibration rolling press device, its characterized in that: the hydraulic power unit comprises a hydraulic station, an oil distributing valve, a force application oil cylinder and an angle adjusting oil cylinder, wherein the oil distributing valve is installed on the hydraulic station, the oil distributing valve is respectively connected with the force application oil cylinder and the angle adjusting oil cylinder through oil passages, the bottoms of the cylinder bodies of the force application oil cylinder and the angle adjusting oil cylinder are hinged with the main body frame, the outer ends of the piston rods of the force application oil cylinder and the angle adjusting oil cylinder are respectively hinged with the amplitude transformer assembly, the dividing device is arranged on the main body frame below the amplitude transformer assembly, a gear workpiece is installed on the dividing device, and the amplitude transformer assembly is in rolling contact with the tooth groove surface of the gear workpiece.
2. The portable multi-azimuth ultrasound-assisted vibratory rolling apparatus of claim 1, wherein: the amplitude transformer assembly comprises an amplitude transformer, an energy converter, an amplitude transformer protective box, a force application lifting lug, an air inlet joint, an air return joint, a transposition lifting lug, a rolling steel ball, a negative pressure air extraction joint and a negative pressure fan, wherein the amplitude transformer is vertically and fixedly arranged at the bottom of the amplitude transformer protective box through a flange, the upper end of the amplitude transformer extends into the amplitude transformer protective box, the lower end of the amplitude transformer is positioned below the bottom of the amplitude transformer protective box, the energy converter is fixedly arranged at the upper end of the amplitude transformer through a connecting bolt, the lower end of the amplitude transformer is fixedly connected with a rolling tool head, the lower end of the rolling tool head is provided with a ball socket groove, the central lines of the amplitude transformer, the energy converter and the rolling tool head are superposed, the connecting bolt, the amplitude transformer and the rolling tool head are respectively provided with an air vent which is communicated with the air vent from top to bottom along the, the surface of roll extrusion steel ball and gear workpiece's tooth's socket surface roll extrusion contact, negative pressure air exhaust connects fixed mounting at connecting bolt's top and communicates with the air vent, negative pressure air blower is connected with a suction tube, the suction tube passes the amplitude transformer protective housing and is connected with negative pressure air exhaust joint, it is sealed between suction tube and the amplitude transformer protective housing, ultrasonic power supply passes through signal conductor with the transducer and is connected, application of force lug fixed connection is at the top of amplitude transformer protective housing, return air connects fixed mounting at the left side wall lateral part on the amplitude transformer protective housing, air inlet connects fixed mounting at the preceding lateral wall lateral part under the amplitude transformer protective housing, transposition lug fixed connection is at the right side wall middle part of amplitude transformer protective housing.
3. The portable multi-azimuth ultrasound-assisted vibratory rolling apparatus of claim 2, wherein: the pneumatic cooling unit comprises a cooling gas circulating device and a gas distributing valve, the gas distributing valve is installed on the cooling gas circulating device, a gas inlet pipe is connected between a gas outlet of the gas distributing valve and a gas inlet connector, and a gas outlet pipe is connected between a gas inlet of the gas distributing valve and a gas return connector.
4. The portable multi-azimuth ultrasound-assisted vibratory rolling apparatus of claim 3, wherein: the main body frame is by the square frame that four vertical side pipes and eight horizontal side pipe enclose, the width of cloth ware protecting box is located the main body frame, the cylinder body bottom of application of force hydro-cylinder articulates at the horizontal side pipe middle part on right side upper portion, the piston rod outer end of application of force hydro-cylinder is articulated with the application of force lug, lateral part fixedly connected with side of supporting pipe down between two vertical side pipes on right side, the cylinder body bottom of angle modulation hydro-cylinder articulates the middle part at side of supporting pipe, the piston rod outer end of angle modulation hydro-cylinder is articulated with the transposition lug, fixedly connected with platform support between the horizontal side pipe of left side lower part and the horizontal side pipe of.
5. The portable multi-azimuth ultrasound-assisted vibratory rolling apparatus of claim 4, wherein: the platform support comprises two vertical supporting plates which are horizontally arranged along the left-right direction, the two vertical supporting plates are arranged in parallel at intervals in the front-back direction, and the left end and the right end of each vertical supporting plate are respectively fixedly connected to the middle parts of a horizontal square tube at the lower part of the left side and a horizontal square tube at the lower part of the right side; the indexing device comprises an indexing disc, a lead screw, a transmission sleeve, a workpiece circumferential positioning sleeve, two guide slide bars and two copper sleeves, wherein the lead screw and the two guide slide bars are horizontally arranged along the front and back direction, the two copper sleeves correspond to each other in the front and back direction and are fixedly connected to two vertical supporting plates respectively through bolts, the two vertical supporting plates are respectively provided with vertical long holes, the upper sides of the two vertical long holes are open, the two vertical long holes are positioned on a vertical plane where the central lines of the two copper sleeves are positioned, the front end and the back end of the lead screw are respectively rotatably installed on the two copper sleeves and penetrate through the two vertical long holes, the front end and the back end of each guide slide bar respectively penetrate through the two vertical supporting plates and are fixed through fastening nuts, the two guide slide bars are bilaterally symmetrical relative to the lead screw, the transmission sleeve and the workpiece circumferential positioning sleeve are, the total length of the transmission sleeve and the workpiece circumferential positioning sleeve in the front-back direction is less than the distance between the two vertical supporting plates, the front end of the transmission sleeve is provided with a guide plate which is bilaterally symmetrical about the central line of the transmission sleeve, the two guide slide bars respectively penetrate through the left side part and the right side part of the guide plate, the rear end edge of the transmission sleeve is circumferentially provided with a main positioning plate, the main positioning plate is circumferentially and uniformly provided with a plurality of semi-runway-shaped long holes, each semi-runway-shaped long hole is in one-to-one front-back correspondence with each thread through hole, the front side surface of the main positioning plate is in pressing contact with the rear side surface of the main positioning plate, the main positioning plate is fixedly connected with the auxiliary positioning plate through two positioning bolts penetrating through the thread through holes and the semi-runway-shaped long holes, and the joint of the workpiece circumferential positioning sleeve and the auxiliary positioning plate is provided with a shaft shoulder, the gear workpiece is sleeved on the workpiece circumferential positioning sleeve and fixed through a key, a locking nut is arranged on the rear side of the workpiece circumferential positioning sleeve in a threaded mode, the gear workpiece is located between the locking nut and a shaft shoulder, the front end face of the locking nut is in pressing contact with the rear end face of the gear workpiece, the front end face of the gear workpiece is in pressing contact with the rear end face of the shaft shoulder, the front end of a lead screw is located on the front side of a vertical supporting plate on the front side, an indexing disc is fixedly installed at the front end of the lead screw, and the indexing disc and the lead screw are, the center lines of the transmission sleeve and the workpiece circumferential positioning sleeve are overlapped, the outer edge of the front side face of the dividing plate is fixedly connected with a rocking handle horizontally arranged along the front-back direction, a plurality of positioning through holes are uniformly formed in the dividing plate along the circumference, a plug-in hole corresponding to one positioning through hole in the front-back direction is formed in the vertical supporting plate on the front side, and a positioning pin penetrating through the positioning through holes is plugged in the plug-in hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921210333.1U CN210394456U (en) | 2019-07-30 | 2019-07-30 | Portable multi-azimuth ultrasonic auxiliary vibration rolling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921210333.1U CN210394456U (en) | 2019-07-30 | 2019-07-30 | Portable multi-azimuth ultrasonic auxiliary vibration rolling device |
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| Publication Number | Publication Date |
|---|---|
| CN210394456U true CN210394456U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921210333.1U Withdrawn - After Issue CN210394456U (en) | 2019-07-30 | 2019-07-30 | Portable multi-azimuth ultrasonic auxiliary vibration rolling device |
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| CN (1) | CN210394456U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358901A (en) * | 2019-07-30 | 2019-10-22 | 河南理工大学 | Portable multi-faceted ultrasonic wave added vibration rolling device and its application method |
-
2019
- 2019-07-30 CN CN201921210333.1U patent/CN210394456U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358901A (en) * | 2019-07-30 | 2019-10-22 | 河南理工大学 | Portable multi-faceted ultrasonic wave added vibration rolling device and its application method |
| CN110358901B (en) * | 2019-07-30 | 2023-08-25 | 河南理工大学 | Portable multidirectional ultrasonic-assisted vibration rolling device and application method thereof |
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