CN104084754B - A kind of trunnion shaft hot pressing assembling device and hot pressing assembly method - Google Patents
A kind of trunnion shaft hot pressing assembling device and hot pressing assembly method Download PDFInfo
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- CN104084754B CN104084754B CN201410300747.9A CN201410300747A CN104084754B CN 104084754 B CN104084754 B CN 104084754B CN 201410300747 A CN201410300747 A CN 201410300747A CN 104084754 B CN104084754 B CN 104084754B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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Abstract
The invention discloses a kind of trunnion shaft hot pressing in auto parts machinery field assembling device, including trunnion shaft transmitting device and hot press；It is characterized in that: described trunnion shaft transmitting device is provided with trunnion shaft fixture, and described trunnion shaft fixture includes, lower positioning seat, upper positioning seat and fixture angle fixation kit；Described upper positioning seat is fixed on the end face of lower positioning seat, and the center of described upper positioning seat is provided with the location mistake proofing through hole of a vertical direction；Described fixture angle fixation kit is positioned on the end face of described upper positioning seat, and described fixture angle fixation kit is provided with a plane towards the side of location mistake proofing through hole；Described hot press includes feeding transfer mechanism, servo rotary mechanism, servo transfer mechanism and heating assembly；Described servo rotary mechanism can drive described sprocket wheel synchronous rotary, and described sprocket wheel is rotated location。It has the technical effect that and trunnion shaft can be allowed to be accurately positioned in trunnion shaft fixture, thus controlling the setting angle of trunnion shaft exactly。The invention discloses a kind of trunnion shaft hot pressing assembly method in auto parts machinery field, also can realize above-mentioned technique effect。
Description
Technical field
The present invention relates to a kind of trunnion shaft hot pressing in auto parts machinery field assembling device and hot pressing assembly method。
Background technology
In car load NVH (Noise, Vibration, Harshness) parameter, vibration beyond doubt wherein the most key, element that influence surface is the widest。One of its source being not only noise, is also the high arch-criminal of oil consumption, and itself affects the key factor of riding comfort especially。How controlling vibration, the especially vibration of electromotor, the severeest problem having become car load NVH aspect to face, is also problem in the urgent need to address。
The horizontal layout bent axle mode that internal combustion engine is conventional so that in electromotor, periodically variable exciting force and driving torque have caused violent vibration even to resonate。It was verified that by arranging trunnion shaft on engine crankshaft crank, or the method adding balance weight, it is possible to play the effect of balance the first order reciprocating inertia force, the first order reciprocating inertia force square and two-stage reciprocating inertia force square。If arranging trunnion shaft within the engine, then the effect of two-stage reciprocating inertia force can be completely eliminated on general balanced controls basis, inhibit the generation of vibration。The amount of unbalance that trunnion shaft itself exists, determines the trunnion shaft technological design significance for car load NVH。
Play very crucial effect within the engine due to trunnion shaft, therefore car manufactures requires very high for dimensional accuracy and the setting angle of trunnion shaft, not only needs part cleaning without getting rusty。The amount of unbalance of every trunnion shaft must all is fulfilled for requirement。
The processing of trunnion shaft all high-volume carry out, and the processing technique of trunnion shaft is also considerably complicated simultaneously。In balanceable shaft processing, setting angle control and hot pressing assembling process are the difficult points in balanceable shaft processing process。Conventional trunnion shaft hot pressing assembling is all manual to be carried out, and it has drawbacks in that operator are many, and working strength is big, and error rate is high, and balanceable shaft processing is of poor quality, and production efficiency is low。The reason causing this situation is in that: in trunnion shaft hot pressing assembling process, and manual operation cannot control the setting angle of trunnion shaft and the constant of sprocket wheel heating-up temperature exactly, causes the assembling difficulty of trunnion shaft part。Still further aspect, the unreasonable trunnion shaft that also result in of trunnion shaft jig Design is difficult to be accurately positioned in trunnion shaft fixture, and the clamping intensity of the trunnion shaft body in trunnion shaft fixture is low。
Summary of the invention
The invention aims to overcome the deficiencies in the prior art, it is provided that a kind of trunnion shaft hot pressing equipment device, it can allow trunnion shaft be accurately positioned in trunnion shaft fixture, thus controlling the setting angle of trunnion shaft exactly。
A kind of technical scheme realizing above-mentioned purpose is: a kind of trunnion shaft hot pressing assembling device, for the trunnion shaft body in trunnion shaft, sleeve, pad and sprocket wheel hot pressing are assembled into trunnion shaft, including trunnion shaft transmitting device and hot press；
Described trunnion shaft transmitting device is provided with the index table assembly that can horizontally rotate, and along the circumference of described index table assembly end face, is evenly equipped with eight trunnion shaft fixtures, the first to the 8th station on the corresponding described index table assembly of described eight trunnion shaft fixtures；
Described trunnion shaft fixture includes, clamp bottom board, lower positioning seat, upper positioning seat, fixture angle fixation kit；
Described clamp bottom board is connected on the end face of described index table assembly, described lower positioning seat is fixed on described clamp bottom board end face, described upper positioning seat is fixed on the end face of described lower positioning seat, and the center of described upper positioning seat is provided with the location mistake proofing through hole of the vertical direction of a described trunnion shaft body grafting of confession；
Described fixture angle fixation kit is positioned on the end face of described upper positioning seat, and described fixture angle fixation kit is provided with a plane towards the side of described location mistake proofing through hole；
Described hot press includes feeding transfer mechanism, servo rotary mechanism, servo transfer mechanism and heating assembly；
Described feeding transfer mechanism include the first slide rail and can along the mechanical gripper of described first slide rail sliding, for described sprocket wheel is transferred to described servo rotary mechanism；
Described servo transfer mechanism includes the second slide rail and can along the servo transfer mechanical gripper of described second slide rail sliding；
Described first slide rail and described second slide rail are positioned opposite end to end, and the head of described second slide rail is positioned at the surface of the trunnion shaft fixture of described index table assembly the 3rd station；
Described servo rotary mechanism, between the head and the afterbody of described second slide rail of described first slide rail, can drive described sprocket wheel synchronous rotary；
Described heating assembly includes along having with several sprocket wheels heating clamp of described second slide rail parallel direction arrangement and the corresponding heater being positioned at immediately below each described sprocket wheel heating clamp tool。
Further, the end face of the fixture angle fixation kit of described trunnion shaft fixture is provided with sleeve locating shaft。
Further, the first station of described index table assembly is provided with directly over described trunnion shaft fixture, the sleeve pad testing agency assembly can being socketed with described sleeve。
Further, the second station of described index table assembly is provided with the laser marking machine directly over described trunnion shaft fixture, the 8th station of described index table assembly is provided with the sight surveymeter directly over described trunnion shaft fixture；
Described hot press also includes the feeding visual component being positioned at directly over described servo rotary mechanism。
Being respectively provided with a cooling waste-oil scavenger on 4th station of described index table assembly and the 5th station, described cooling waste-oil scavenger is by being positioned at the air-cooler of index table assembly radial outside and being positioned at the range hood directly over described trunnion shaft fixture and form。
Further, the 6th station of described index table assembly is provided with degree of depth chiller, and degree of depth chiller includes being positioned at the air-cooler of described index table assembly radial outside and being positioned at the temperature sensor directly over described trunnion shaft fixture。
Further, the 7th station of described index table assembly is provided with the laser gap detection instrument of described index table assembly radial outside。
Further, described hot press also includes thermometric smoking assembly, described thermometric smoking assembly includes infrared temperature-test sensor and the negative-pressure air fan of spaced layout, and wherein said infrared temperature-test sensor is arranged in the surface of each sprocket wheel heating positioning fixture of described heated jig assembly correspondingly。
Further, trunnion shaft hot pressing assembling device also includes sprocket wheel transmission line, and the end of described sprocket wheel transmission line is corresponding with the afterbody of the first slide rail of described hot press。
Another technical scheme provided by the invention is: a kind of trunnion shaft hot pressing assembly method, comprises the following steps:
Trunnion shaft body positioning step: trunnion shaft body is arranged in the location mistake proofing through hole of upper positioning seat of trunnion shaft fixture, and the face between the fixture angle fixation kit and the trunnion shaft body that utilize on described on positioning seat end face contacts, complete the location of trunnion shaft body；
Sleeve pad peace installation step: install sleeve and pad on the top of described trunnion shaft body:
Sprocket wheel positioning step: by the rotary servo band movable sprocket synchronous rotary on hot press, makes described sprocket wheel rotate to specifying position, completes the location of described sprocket wheel；
Sprocket wheel heating steps: by the temperature of described sprocket wheel heating to hot pressing assembling；
Hot pressing installation step: described sprocket wheel is socketed in the top of described trunnion shaft body, completes the hot pressing assembling of described sprocket wheel:
Cooling step: to the trunnion shaft completing hot pressing installation step, cool down；
Gap detection step: the play gap of described trunnion shaft is detected；
Setting angle detecting step: the setting angle of described trunnion shaft is detected；
Blanking step: trunnion shaft hot pressing assembled takes off from described trunnion shaft fixture。
Have employed the technical scheme of a kind of trunnion shaft hot pressing of present invention assembling device, namely the trunnion shaft fixture of trunnion shaft transmitting device is provided with positioning seat, upper positioning seat is provided with the location mistake proofing through hole being available for trunnion shaft body grafting, the end face of described upper positioning seat is provided with fixture angle fixation kit, fixture angle fixation kit is provided with a plane towards the side of described location mistake proofing through hole, fixing described trunnion shaft body；Described hot press is provided with band movable sprocket synchronous rotary, sprocket wheel is rotated the technical scheme of the trunnion shaft hot pressing assembling device of the servo rotary mechanism of location。It has the technical effect that and can allow trunnion shaft, and especially trunnion shaft body is accurately positioned in trunnion shaft fixture, thus controlling the setting angle of trunnion shaft exactly。Have employed the technical scheme of a kind of trunnion shaft hot pressing assembly method of the present invention, trunnion shaft body is positioned by the fixture angle fixation kit namely first passing through trunnion shaft fixture, and by the servo rotary mechanism on hot press, sprocket wheel is rotated location, again sprocket wheel is heated, and carry out the technical scheme of hot pressing assembling with trunnion shaft body, also can realize above-mentioned technique effect。
Accompanying drawing explanation
Fig. 1 is trunnion shaft is front view during air inlet side trunnion shaft。
Fig. 2 is the A-A face sectional view of Fig. 1。
Fig. 3 is trunnion shaft is top view during air inlet side trunnion shaft。
Fig. 4 is trunnion shaft is front view during exhaust side trunnion shaft。
Fig. 5 is the B-B face sectional view of Fig. 1。
Fig. 6 is trunnion shaft is top view during exhaust side trunnion shaft。
Fig. 7 is the overall top view of a kind of trunnion shaft hot pressing assembling device of the present invention。
The top view of trunnion shaft transmitting device in device is assembled in a kind of trunnion shaft hot pressing that Fig. 8 is the present invention。
The rearview of trunnion shaft transmitting device in device is assembled in a kind of trunnion shaft hot pressing that Fig. 9 is the present invention。
The left view of trunnion shaft transmitting device in device is assembled in a kind of trunnion shaft hot pressing that Figure 10 is the present invention。
Figure 11 be the present invention a kind of trunnion shaft hot pressing assembling device in top view under trunnion shaft transmitting device index table assembly。
The front view of trunnion shaft fixture in device is assembled in a kind of trunnion shaft hot pressing that Figure 12 is the present invention。
The right view of trunnion shaft fixture in device is assembled in a kind of trunnion shaft hot pressing that Figure 13 is the present invention。
The top view of trunnion shaft fixture in device is assembled in a kind of trunnion shaft hot pressing that Figure 14 is the present invention。
The top view of hot pressing assembling device in device is assembled in a kind of trunnion shaft hot pressing that Figure 15 is the present invention。
The front view of hot pressing assembling device in device is assembled in a kind of trunnion shaft hot pressing that Figure 16 is the present invention。
The right view of hot pressing assembling device in device is assembled in a kind of trunnion shaft hot pressing that Figure 17 is the present invention。
Detailed description of the invention
Referring to Fig. 1 to Figure 17, the present inventor, in order to enable better technical scheme to be understood, below by specifically embodiment, and is described in detail in conjunction with accompanying drawing:
A kind of trunnion shaft hot pressing assembling device of the present invention, for trunnion shaft body and sprocket wheel being assembled by hot pressing, hot pressing is assembled into trunnion shaft。
Referring to Fig. 1 to Fig. 6, the trunnion shaft that automobile uses, including trunnion shaft body 91, sleeve 92, pad 93 and sprocket wheel 94。Wherein, trunnion shaft body 91 includes bottom axle 911, in the middle part of axle 912 and axle top 913。In the middle part of its axis, the cross sectional shape of 912 is semicircle, because the cross sectional shape of 912 is semicircle in the middle part of axle, therefore in the middle part of axle, the outer peripheral face of 912 is defined by a curved surface and a plane, wherein said plane be respectively arranged at two ends with two upper anchor points 95 and two lower anchor points 96 up and down。
Sleeve 92 includes a sleeve joint hole 921 for being socketed with the axle top 913 of trunnion shaft body 91。The top of sleeve 92 is provided with a sleeve edge 922, and sleeve edge 922 is provided with a positioning through hole 923。The radial center of sprocket wheel 94 is provided with a sprocket wheel sleeve joint hole 941 for being socketed with the axle top 913 of trunnion shaft body 91。
On the outer peripheral face at the axle top 913 that sleeve 92, pad 93 and sprocket wheel 94 are socketed from bottom to up successively。
Trunnion shaft is divided into air inlet side trunnion shaft and exhaust side trunnion shaft。Bottom the axle of the trunnion shaft body 91 of air inlet side trunnion shaft and exhaust side trunnion shaft 911, in the middle part of axle 912 and axle top 913, and sleeve 92 there are differences on section shape and size。
The another one difference of air inlet side trunnion shaft and exhaust side trunnion shaft is in that the difference of the play interstitial site that height is h。In air inlet side trunnion shaft, the position in play gap is between the end face of the bottom surface of pad 93 and sleeve 92。And the position in play gap is in the middle part of the bottom surface and axle of sleeve 92 between the end face of 912 in exhaust side trunnion shaft。
Being printed with a sprocket wheel labelling point 942, the end face at axle top 913 on the end face of sprocket wheel 94, namely the end face of trunnion shaft body 91 is printed with a trunnion shaft labelling point 914 simultaneously。With the center of trunnion shaft body 91 end face for summit, with the projection in the horizontal plane of the line of the center of trunnion shaft body 91 end face and sprocket wheel labelling point 942, and the line of the center of trunnion shaft body 91 end face and trunnion shaft labelling point 914 in the horizontal plane be projected as both sides shape in an angle, this angle is the setting angle θ of trunnion shaft。
Consulting Fig. 7, a kind of trunnion shaft hot pressing assembling device of the present invention, including a trunnion shaft transmitting device 100, sprocket wheel transmission line 200 and hot press 300。
Refer to Fig. 8 to Figure 11, trunnion shaft transmitting device 100 therein, including an index table assembly 101 that can horizontally rotate, on the end face of index table assembly 101, it is evenly distributed in eight trunnion shaft fixtures 500 around index table assembly 101 end face。Eight trunnion shaft fixtures 500 are corresponding to eight stations of index table assembly 101, and the first station namely set gradually in the counterclockwise direction is to the 8th station。
Referring to Figure 12 to Figure 14, trunnion shaft fixture 500 includes, clamp bottom board 51, lower positioning seat 52, upper positioning seat 53。Fixture angle fixation kit 54, sleeve locating shaft 55, angle-style handle 56 and handle keyset 57。
Wherein clamp bottom board 51 is connected on the end face of index table assembly 101, and lower positioning seat 52 is fixed on the end face of clamp bottom board 51, in order to support the trunnion shaft body 91 of trunnion shaft。Upper positioning seat 53 is fixed on the end face of lower positioning seat 52。Upper positioning seat 53 is provided with the location mistake proofing through hole 531 of a vertical direction, the matching form of 91 outer peripheral faces bottom the shape of inwall of location mistake proofing through hole 531 and the axle of trunnion shaft body 91。Therefore, the trunnion shaft body 91 that only bottom axle, the shape of 911 outer peripheral faces and location mistake proofing through hole 531 inner wall shape match could insert location mistake proofing through hole 531, and form circular contact with the inwall of location mistake proofing through hole 531, that is bottom axle 911 may be inserted into location mistake proofing through hole 531 in, the outer peripheral face of 911 bottom axle, and it is absent from gap between the inwall of location mistake proofing through hole 531。If trunnion shaft body 91 is installed incorrect, trunnion shaft body 91 cannot be installed。So it is possible to prevent in trunnion shaft fixture 500 and misplaces trunnion shaft body 91, thus causing the loading error of trunnion shaft。
Fixture angle fixation kit 54 is positioned on the end face of positioning seat 53, and fixture angle fixation kit 54 is a fixed pan 541 towards mistake proofing through hole 531 side, location。The effect of fixed pan 541 is in that: with the plane contact on 912 outer peripheral faces in the middle part of the axle of trunnion shaft body 91, it will be preferred that contact with the upper anchor point 95 of two on 912 outer peripheral faces in the middle part of the axle of trunnion shaft body 91。The purpose of such design is in that: preventing trunnion shaft body 91 from rotating in the mistake proofing through hole 531 of location, thus being fixed on by trunnion shaft body 9 in the mistake proofing through hole 531 of location, what improve trunnion shaft fixture 500 clamps intensity。
Sleeve locating shaft 55 is fixed on the end face of fixture angle fixation kit 54, and vertical with the end face of fixture angle fixation kit 54。The external diameter of sleeve locating shaft 55 is equal with positioning through hole 923 internal diameter on the sleeve edge 922 at sleeve 92 top of trunnion shaft。
Owing to the sleeve joint hole 921 of sleeve 92 is when the axle top 913 with trunnion shaft body 91 is socketed, its positioning through hole 923 is also fixed with sleeve locating shaft 55, and the bottom surface of sleeve edge 922 contacts with the end face of fixture angle fixation kit 54 simultaneously, and therefore sleeve 92 is fixed。
Meanwhile, two angle-style handles 56 are fixed on lower location-plate 51 by keyset 57 of shaking hands face-to-face, it is simple to the dismounting of trunnion shaft fixture 500 and carrying。
Being provided with the sleeve pad testing agency assembly 102 of trunnion shaft fixture 500 vertically top on the first station, sleeve pad testing agency assembly 102 is provided with the blind hole (not shown) on sleeve 92 outer peripheral face that can be socketed in trunnion shaft simultaneously。If the sleeve of trunnion shaft 92 and pad 93 are installed correctly, then this blind hole can be socketed with the outer peripheral face of sleeve 92, and meanwhile, the end face of this blind hole can also contact with the end face of the sleeve edge 922 of sleeve 92。If sleeve 92 and pad 93 setup error, then this blind hole cannot be socketed with the outer peripheral face of sleeve 92。
Meanwhile, the first station being additionally provided with the first retaining mechanism (not shown) being positioned at below index table assembly 101, the first retaining mechanism is a manual retaining mechanism。Operator are when installing trunnion shaft body 91, sleeve 92 and pad 93 to the trunnion shaft fixture 500 of the first station, first retaining mechanism is locked, index table assembly 101 cannot rotate counterclockwise a station, in trunnion shaft fixture 500, trunnion shaft body 91, sleeve 92 and pad 93 install, first retaining mechanism is manually unclamped by operator, and index table assembly 101 can rotate counterclockwise a station。
Second station of index table assembly 101 is laser marking station, and the top of this station is provided with a laser marking machine 104, is fixed by fixture angle fixation kit 54 due to trunnion shaft body 91 and cannot rotate。Therefore, straight down, trunnion shaft labelling point 914 is stamped in the fixed position of the end face of trunnion shaft body 91 to laser marking machine 104。In order to shorten the distance between the end face of trunnion shaft body 91 and the light source of laser marking machine 104, improve the precision of mark, second station is provided with the first elevating mechanism 105 below the clamp bottom board 51 of trunnion shaft fixture 500, the trunnion shaft fixture 500 on the second station is raised。
Hot press 300 is corresponding on the 3rd station of index table assembly 101, and the effect of hot press 300 is in that: complete socket and the hot pressing assembling at the axle top 913 of sprocket wheel 94 and trunnion shaft body 91。The structure of hot press 300 will illustrate after having introduced trunnion shaft transmitting device 100。
4th station of index table assembly 101 and the 5th station are two cooling oil removing stations, this station is provided with a cooling waste-oil scavenger 106, and cooling waste-oil scavenger 106 is by being positioned at the air-cooler of index table assembly 101 radial outside and being positioned at the range hood directly over trunnion shaft fixture 500 and form。Described air-cooler is for lowering the temperature to the trunnion shaft in trunnion shaft fixture 500。The greasy dirt brought in hot press 300 hot pressing assembling process, for being formed over negative pressure at trunnion shaft fixture 500, is removed by described range hood。
The purpose arranging two cooling stations is in that to improve production efficiency, while a trunnion shaft is cooled down, it is possible to complete the installation of two groups of trunnion shaft bodies 91, sleeve 92 and pad 93。
6th station of index table assembly 101 is degree of depth cooling station。Degree of depth cooling station is provided with a degree of depth chiller 107, and degree of depth chiller 107 is by being positioned at the air-cooler of index table assembly 101 radial outside, being positioned at the temperature sensor directly over trunnion shaft fixture 500 and be positioned at the second retaining mechanism (not shown) below index table assembly 101 and form。Described air-cooler is for lowering the temperature to the trunnion shaft in trunnion shaft fixture 500。Described temperature sensor connects described second retaining mechanism, the temperature at described temperature sensor test constantly trunnion shaft top, described temperature sensor measurement is higher than setting value to the temperature at trunnion shaft top, such as 50 DEG C, described second retaining mechanism is in locking state, described temperature sensor measurement to the temperature at trunnion shaft top lower than setting value, such as 50 DEG C, described second retaining mechanism is in released state, makes index table assembly 101 can rotate a station counterclockwise。Air-cooler on degree of depth chiller 107 is to be identical with the air-cooler cooled down on waste-oil scavenger 106。
7th station of index table assembly 101 is sleeve gap detection station, and sleeve gap detection station is provided with the laser gap detection instrument 108 of index table assembly 101 radial outside, the second elevating mechanism 109 and the 3rd retaining mechanism。Laser gap detection instrument 108 is for detecting trunnion shaft, the height h in play gap on trunnion shaft body, second elevating mechanism 109 is positioned at the lower section of the clamp bottom board 51 of trunnion shaft fixture 500, for adjusting the height of trunnion shaft fixture 500, make the play gap of trunnion shaft and laser gap detection instrument 108 contour。3rd retaining mechanism is positioned at the lower section of index table assembly 101。Described 3rd retaining mechanism is connected with laser gap detection instrument 108, and when the height h that laser gap detection instrument 108 detects play gap mates with measured value, the 3rd retaining mechanism is in released state, and index table assembly 101 can rotate a station counterclockwise。Laser gap detection instrument 108 detects that when the height h in play gap deviation occurs with setting value, described 3rd retaining mechanism is in locking state。In the present embodiment, the high-precision high-accuracy gap detection instrument of GAPGUN reaching precision instrument company limited in Shenzhen selected by laser gap detection instrument 108。
The 8th station on index table assembly 101 is vision-based detection station。Vision-based detection station is provided with a sight surveymeter 110 and the first alarm being connected with sight surveymeter 110, and is located at below index table assembly 101, connects the 4th retaining mechanism of sight surveymeter 110。Sight surveymeter 110 is positioned at the surface of trunnion shaft fixture 500, for detecting the setting angle θ of the trunnion shaft fixture 500 inner equilibrium axle of this station, when the setting angle θ that sight surveymeter 110 detects trunnion shaft mates with setting value, the described 4th solves latch mechanism is in released state。When the setting angle θ that sight surveymeter 110 detects trunnion shaft deviates setting value, described first alarm equipment alarm, described 4th retaining mechanism is locked。When trunnion shaft is taken out by operator in trunnion shaft fixture 500, to described 4th retaining mechanism manual unlocking。Index table assembly 101 can rotate a station counterclockwise。The sight surveymeter 110 used in the present embodiment is Cognex sight surveymeter。
In addition, trunnion shaft transmitting device 100 also includes a trunnion shaft fixture that trunnion shaft fixture 500 is heated and adds hot tank 111。
Meanwhile, each station of index table assembly 101 is designed with the station detection device 112 being positioned below, for detecting in the trunnion shaft fixture 500 of this station whether have trunnion shaft or trunnion shaft body 91。
Trunnion shaft transmitting device 100 be additionally provided with terminal box 113, ash can 114, valve island plate 115。
Refer to Fig. 7, the following describes the structure of sprocket wheel transmission line 200, sprocket wheel transmission line 200 is a belt transmission line, including the first transmission line 201 and the second transmission line 202, first transmission line 201 and the second transmission line 202 are orthogonal, to reduce the occupation of land of whole trunnion shaft hot pressing assembling device。Therefore, to pass through belt transmission line connecting plate 203 between the first transmission line 201 and the second transmission line 202 and connect, to change the direction that sprocket wheel 94 moves along sprocket wheel transmission line 200。Additionally, also add transmission line corner guard assembly 204 in the junction of the first transmission line 201 and the second transmission line 202, by sprocket wheel transmission line 200 and operator's isolation, to prevent the generation of injury accident。
The following describes the structure of hot press 300, hot press 300 includes feeding transfer mechanism 31, servo rotary mechanism 32, servo transfer mechanism 33, feeding visual component 34, heating assembly 35, thermometric smoking assembly 36, clamp assembly 37。
Wherein, feeding transfer mechanism 31 is include the first slide rail 311 and the mechanical gripper 312 that can slide along the first slide rail 311, after mechanical gripper 312 captures sprocket wheel 94 from the end of the second transmission line 202 of sprocket wheel transmission line 200, slide along the first slide rail 311, slide into the head of the first slide rail 311 from the afterbody of the first slide rail 311。
Servo transfer mechanism 33 includes the second slide rail 331 and the servo transfer mechanical gripper 332 that can slide along the second slide rail 331。
Second slide rail 331 and the first slide rail 311 positioned opposite end to end, the surface of the 3rd station of the index table assembly 101 that the head of the second slide rail 331 is positioned on trunnion shaft transmitting device 100。The afterbody of the first slide rail 311 just end to the second transmission line 202 of sprocket wheel transmission line 200。The afterbody of the second slide rail 331 and the head of the first slide rail 311 are connected by middle slide rail 38。First slide rail 311 and the second slide rail 331 all can along middle slide rail 38 slidings。
Axial and second slide rail 331 of heating assembly 35 is axially parallel, is provided with several sprocket wheels heating positioning fixture 351 of the axially-aligned along heating assembly 35 in heating assembly 35, and each sprocket wheel heating positioning fixture 351 is interior can put a sprocket wheel 94。Each sprocket wheel heating positioning fixture 351 is connected with a heater 352, and the sprocket wheel 94 that this sprocket wheel is heated in positioning fixture 351 is heated。
Servo rotary mechanism 32 and feeding visual component 34 are respectively positioned between feeding transfer mechanism 31 and servo transfer mechanism 33, the side-lower of slide rail 38 in the middle of namely, or between the afterbody of the first slide rail 311 head and the second slide rail 331。Wherein servo rotary mechanism 32 is positioned at the underface of feeding visual component 34。Mechanical gripper 312 in feeding transfer mechanism 31 makes the sprocket wheel sleeve joint hole 941 of sprocket wheel 94 radial center be socketed with the outer peripheral face of servo rotary mechanism 32 and fix。Servo rotary mechanism 32 band movable sprocket 94 synchronous axial system, to adjust the position of the sprocket wheel labelling point 942 on sprocket wheel 94 end face to specifying position, completes the rotation to sprocket wheel 94 and positions。
Fix owing to the angle of trunnion shaft body 91 has been balanced the fixture angle fixation kit 54 of axle clamp tool 500, therefore the position of trunnion shaft labelling point 914 is determined, the position of sprocket wheel labelling point 942 is determined also by rotary servo 32, and so far, the setting angle θ of trunnion shaft determines。
Feeding visual component 34 is a laser photoelectricity sensor, when the sprocket wheel labelling point 942 on sprocket wheel 94 end face is positioned at immediately below this laser photoelectricity sensor, servo rotary mechanism 32 is static, second slide rail 331 of servo transfer mechanism 33 is along middle slide rail 38 sliding, the servo transfer mechanical gripper 332 of servo transfer mechanism 33 is along the second slide rail 331 sliding, sprocket wheel 94 on servo rotary mechanism 32 is taken out, sprocket wheel 94 is placed in the sprocket wheel heating positioning fixture 351 of any one sky of heating assembly 35 by the servo transfer mechanical gripper 332 of servo transfer mechanism 33 along the second slide rail 331 sliding, otherwise, servo rotary mechanism 32 is in rotation status。
Thermometric smoking assembly 36 is positioned at the surface of heating assembly 35, its role is to ensure the constant of sprocket wheel 94 heating-up temperature。Thermometric smoking assembly 36 is made up of some infrared thermometry sensors 361 and negative-pressure air fan 362。Each infrared thermometry sensor 361 is arranged in the surface of 35 1 sprocket wheel heating positioning fixtures 351 of heating assembly correspondingly。Infrared temperature-test sensor 361 is for measuring the temperature of sprocket wheel heating positioning fixture 351 inner sprocket 94 end face of its vertical lower section, and each infrared temperature-test sensor 361 is connected with servo transfer mechanism 33。If any one infrared temperature-test sensor 361 records the temperature of sprocket wheel 94 end face be more than or equal to setting value, such as be more than or equal to 200 DEG C, second slide rail 331 of servo transfer mechanism 33 is along middle slide rail 38 sliding, the servo transfer mechanical gripper 332 of servo transfer mechanism 33 is along the second slide rail 331 sliding, the sprocket wheel 94 that sprocket wheel immediately below this infrared temperature-test sensor 361 heats in positioning fixture 351 is taken out, second slide rail 331 of servo transfer mechanism 33 is along middle slide rail 38 sliding, the servo transfer mechanical gripper 332 of servo transfer mechanism 33 slides onto the head of the second slide rail 331 along the second slide rail 331, the i.e. surface of the 3rd station of the index table assembly 101 of trunnion shaft transmitting device 100, by the top of the trunnion shaft body 91 that sprocket wheel 94 hot pressing is assemblied in the trunnion shaft fixture 500 of this station, the i.e. top at the axle top 913 of trunnion shaft body 91, complete the hot pressing assembling of sprocket wheel 94。
Negative-pressure air fan 362 is between two infrared temperature-test sensors 361 of arbitrary neighborhood, and namely negative-pressure air fan 362 and infrared temperature-test sensor 361 are spaced layouts。Negative-pressure air fan 362 is for drawing the flue dust produced in sprocket wheel 94 heating process, to prevent flue dust from measuring, for infrared temperature-test sensor 361, the impact that the sprocket wheel immediately below it heats the temperature of positioning fixture 351 inner sprocket 94 end face。
Clamp assembly 37 includes balance shaft sprocket clamp assembly 371, rotating localization jigs assembly 372 and jaw positioning clamp component 373。Balance shaft sprocket clamp assembly 371 is for holding stand-by sprocket wheel 94, and rotating localization jigs assembly 372 is for holding stand-by servo rotary mechanism 32, and jaw positioning clamp component 373 is for holding stand-by mechanical gripper 312 and servo transfer mechanical gripper 332。
Those of ordinary skill in the art will be appreciated that, above embodiments is intended merely to the explanation present invention, and it is not used as limitation of the invention, as long as in the spirit of the present invention, to the change of embodiment described above, modification all by the Claims scope dropping on the present invention。
Claims (9)
1. a trunnion shaft hot pressing assembling device, for being assembled into trunnion shaft by the trunnion shaft body in trunnion shaft, sleeve, pad and sprocket wheel hot pressing, including trunnion shaft transmitting device and hot press；It is characterized in that:
Described trunnion shaft transmitting device is provided with the index table assembly that can horizontally rotate, and along the circumference of described index table assembly end face, is evenly equipped with eight trunnion shaft fixtures, the first to the 8th station on the corresponding described index table assembly of described eight trunnion shaft fixtures；
Described trunnion shaft fixture includes, clamp bottom board, lower positioning seat, upper positioning seat, fixture angle fixation kit；
Described clamp bottom board is connected on the end face of described index table assembly, described lower positioning seat is fixed on described clamp bottom board end face, described upper positioning seat is fixed on the end face of described lower positioning seat, and the center of described upper positioning seat is provided with the location mistake proofing through hole of the vertical direction of a described trunnion shaft body grafting of confession；
Described fixture angle fixation kit is positioned on the end face of described upper positioning seat, and described fixture angle fixation kit is provided with a plane towards the side of described location mistake proofing through hole；
Described hot press includes feeding transfer mechanism, servo rotary mechanism, servo transfer mechanism and heating assembly；
Described feeding transfer mechanism include the first slide rail and can along the mechanical gripper of described first slide rail sliding, for described sprocket wheel is transferred to described servo rotary mechanism；
Described servo transfer mechanism includes the second slide rail and can along the servo transfer mechanical gripper of described second slide rail sliding；
Described first slide rail and described second slide rail are positioned opposite end to end, and the head of described second slide rail is positioned at the surface of the trunnion shaft fixture of described index table assembly the 3rd station；
Described servo rotary mechanism, between the head and the afterbody of described second slide rail of described first slide rail, can drive described sprocket wheel synchronous rotary；
Described heating assembly includes along heating positioning fixture and the corresponding heater being positioned at immediately below each described sprocket wheel heating positioning fixture with several sprocket wheels of described second slide rail parallel direction arrangement。
2. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterised in that: the end face of the fixture angle fixation kit of described trunnion shaft fixture is provided with sleeve locating shaft。
3. a kind of trunnion shaft hot pressing assembling device according to claim 2, it is characterised in that: the first station of described index table assembly is provided with directly over described trunnion shaft fixture, the sleeve pad testing agency assembly can being socketed with described sleeve。
4. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterized in that: the second station of described index table assembly is provided with the laser marking machine directly over described trunnion shaft fixture, the 8th station of described index table assembly is provided with the sight surveymeter directly over described trunnion shaft fixture；
Described hot press also includes the feeding visual component being positioned at directly over described servo rotary mechanism。
5. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterized in that: be respectively provided with a cooling waste-oil scavenger on the 4th station of described index table assembly and the 5th station, described cooling waste-oil scavenger is by being positioned at the air-cooler of index table assembly radial outside and being positioned at the range hood directly over described trunnion shaft fixture and form。
6. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterized in that: the 6th station of described index table assembly is provided with degree of depth chiller, degree of depth chiller includes being positioned at the air-cooler of described index table assembly radial outside and being positioned at the temperature sensor directly over described trunnion shaft fixture。
7. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterised in that: the 7th station of described index table assembly is provided with the laser gap detection instrument of described index table assembly radial outside。
8. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterized in that: described hot press also includes thermometric smoking assembly, described thermometric smoking assembly includes infrared temperature-test sensor and the negative-pressure air fan of spaced layout, and wherein said infrared temperature-test sensor is arranged in the surface of each sprocket wheel heating positioning fixture of described heating assembly correspondingly。
9. a kind of trunnion shaft hot pressing assembling device according to claim 1, it is characterised in that: trunnion shaft hot pressing assembling device also includes sprocket wheel transmission line, and the end of described sprocket wheel transmission line is corresponding with the afterbody of the first slide rail of described hot press。
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| CN201410300747.9A CN104084754B (en) | 2014-06-27 | 2014-06-27 | A kind of trunnion shaft hot pressing assembling device and hot pressing assembly method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104308453B (en) * | 2014-11-12 | 2016-09-21 | 无锡亚中智能装备有限公司 | Heating press fitting device |
| CN106271382B (en) * | 2016-08-30 | 2018-11-02 | 合肥通用机械研究院有限公司 | A kind of compressor production assembly line balance weight hot pressing assembly equipment |
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| CN104084754A (en) | 2014-10-08 |
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