CN108188354A - If the automobile front axle of wire connection terminal commutation head pours mold - Google Patents

Abstract

The present invention relates to automobile front axle manufacture technology fields.A kind of automobile front axle for setting wire connection terminal commutation head pours mold, including the head that commutates, the die ontology of wire connection terminal and steel, die ontology is equipped with casting gate, die ontology includes upper die and lower die, front axle cavity is equipped in upper die and lower die, front axle model support piece is equipped in front axle cavity, casting gate is surrounded by the first half for being arranged on upper mold with the lower half for being arranged on lower die, the inner end of casting gate is equipped with the cast gate interior protuberance of protrusion front axle cavity, front axle model support piece extends to the opposite side of cast gate interior protuberance since the side of the cast gate interior protuberance along the boundary line of upper die and lower die, front axle model support piece is equipped with the power cord to link together with conductive sheet, power cord passes through commutation head.The present invention has the advantages that not allowing to be also easy to produce wide-angle bending and damage, can reliably carry out wiring and for casting automobile front axle during power cord wiring, solves the problems, such as that the noise present in forging and stamping automobile front axle is big.

Description

If the automobile front axle of wire connection terminal commutation head pours mold

It is on 06 20th, 2016 the applying date that the application, which is, entitled " to set terminals application No. is 2016104378348 Son commutation head automobile front axle pour mold and automobile front axle production method " divisional application.

Technical field

The present invention relates to automobile front axle manufacture technology field more particularly to a kind of automobile front axles for setting wire connection terminal commutation head Pour mold and automobile front axle production method.

Background technology

Automobile front axle is a component on automobile, and existing automobile front axle is made by the method for forging and stamping, There are the big deficiencies of noise for the method making of forging and stamping.

Invention content

It damages, can reliably carry out the present invention provides not allowing to be also easy to produce wide-angle bending during a kind of power cord wiring Wiring pours mold and automobile front axle making side for casting the automobile front axle for setting wire connection terminal commutation head of automobile front axle, solves The problem of noise present in automobile front axle is big is made by the method for forging and stamping.

More than technical problem is solved by following technical proposal：A kind of power supply for setting wire connection terminal commutation head introduces Line, which is characterized in that include the die ontology of commutation head, wire connection terminal and steel, the die ontology is equipped with casting gate, described Die ontology includes upper die and lower die, and front axle cavity is equipped in the upper die and lower die, preceding Axle mould is equipped in the front axle cavity Type support chip, the casting gate are surrounded by the first half for being arranged on upper mold with the lower half for being arranged on lower die, the casting Mouthful inner end be equipped with the cast gate interior protuberance for protruding the front axle cavity, the front axle model support piece is from the cast gate interior protuberance Side starts to extend to the opposite side of cast gate interior protuberance along the boundary line of upper die and lower die, the wire connection terminal include insulator and It is set to the conductive sheet of insulator surface, the conductive sheet is equipped with the wiring hole for penetrating through the wire connection terminal, in the wiring hole Tin set is equipped with, the commutation head includes base tube and reversing tube, and the reversing tube is hinged with the base tube mating spherical surfaces, The reversing tube is fixed together by puller bolt with the base tube, and the front axle model support piece is equipped with heating plate, described Heating plate is linked together by power cord with the conductive sheet, and the power cord passes through the base tube and reversing tube.In use, Power lead-ining line from the one end of wiring hole far from conductive sheet is inserted into, is then welded power lead-ining line with conductive sheet by scolding tin Outside weldings point is formed together.Tin set absorbs heat and melts, and power lead-ining line is located at wiring with wiring hole after fusing Part in terminal is also welded to and forms internal solder joint together, and internal welding point, which plays, to be improved between power lead-ining line and conductive sheet Bonding strength effect；The formation of internal solder joint can be played when extracting power lead-ining line, and accessory power supply lead-in is same to lead The junction of electric piece carries out stress, to reduce the probability for generating electrical connection bad phenomenon.Power supply is conveyed to through power cord leads again Electric layer.When power cord is placed, rotation puller bolt unclamps the pressing fixed function to reversing tube, then according to the side of base tube The input end of relationship, rotation reversing tube to reversing tube between the direction that power cord needs are walked enables to power cord gentle Therefore commutate head on ground, then rotates backward puller bolt again, and puller bolt is pressed on reversing tube, so as to fulfill reversing tube and base The fixation of pipe.Transition bending when can avoid the power cord to draw in this way and damage.

Preferably, the die ontology is equipped at least two shockproof suspension framves, the shockproof suspension frame includes a pair of of edge The impact absorbing connector that upper and lower directions is arranged oppositely, the impact absorbing connector include the damping oil cylinder being vertically arranged and are set in damping oil cylinder On damping spring, the damping oil cylinder includes damping oil cylinder cylinder body and is set to the first piston of damping oil cylinder cylinder body, described First piston is linked together by piston rod with the die ontology, and one end of the damping spring is connected with the piston rod Together, the other end links together with the damping oil cylinder cylinder body, be additionally provided in the damping oil cylinder cylinder body second piston and Separating plate forms the first oil pocket, second is formed between the separating plate and second piston between the separating plate and first piston Oil pocket, is equipped with driving first piston between the first piston and second piston and second piston generates opposite mobile electromagnetic force Adhesive mechanism, the separating plate are equipped with the intercommunicating pore of the first oil pocket of connection and the second oil pocket, and the intercommunicating pore is hinged with towards the Door-plate that two oil pockets are unidirectionally opened and equipped with the door-plate resetting-mechanism for closing door-plate, the door-plate, which is equipped with, several runs through door-plate Main damp channel, velocity sensor is equipped in the intercommunicating pore；When the velocity sensor detects oil from the first oil pocket stream To the second oil pocket when, the electromagnetic force adhesive mechanism stop driving first piston and second piston opposite direction movement, when the speed Sensor detect oil from the second oil pocket flow to the first oil pocket when, the electromagnetic force adhesive mechanism driving first piston and second live Plug is opposite mobile.In use, damping oil cylinder cylinder body is joined together to realize to the suspension type of mold with the position of installation mold Installation.Oil is filled in the first oil pocket and the second oil pocket.When the row for generating vibration in mold production process and being run up Journey and cause the impact absorbing connector being located above damping spring shrink when, the impact absorbing connector damping spring driving piston rod It drives first piston mobile and so that the first oil pocket reduces, the first oil pocket reduces oil in driving damping oil cylinder through intercommunicating pore from the One oil pocket flows to the second oil pocket, and door-plate is open so that oil stream does not generate damping action and electricity through door-plate during intercommunicating pore to oil at this time Magnetic attraction mechanism loses enables second piston relative to first piston to the fixed function of first piston and second piston It moves freely, it is achieved thereby that damping action is smaller, without causing, damping spring contraction is obstructed namely spring can be received in time Contracting and energy-absorbing and reduce the vibratory outputs of upward stroke unofficial biography, the spring contraction row of underlying impact absorbing connector in upward stroke After journey under the action of door-plate resetting-mechanism, door-plate is stopped in intercommunicating pore, spring elongation resets and releases energy, extends Result damping oil cylinder cylinder body and first piston is caused to generate disengaging movement so that the second oil pocket reduces and the first oil pocket becomes larger, makes Oil in damping oil cylinder through intercommunicating pore from the second oil pocket flow to the first oil pocket, at this time electromagnetic force adhesive mechanism by first piston and Second piston, which is fixed, keeps relative position constant and door-plate can not be open, allow oil in entire spring contraction stroke In from main damp channel by generate frictional damping energy dissipating, so as to carry out energy-absorbing.Conversely, it shakes when being generated in mold production process During the stroke for moving and being run downwards, then the impact absorbing connector and the action process of underlying damper being located above are firm It is good opposite with above-mentioned action process.So that the upward stroke of vibration and the vibrational energy of descending stroke can be effective It absorbs so that the vibratory output of unofficial biography is small.

Preferably, being equipped with damper rod in the main damp channel, the damper rod mating spherical surfaces are connected to the master In damp channel, the damper rod is equipped with branch damp channel.Vibrational energy is turned when the excessively main damp channel of oil stream, branch damp channel The shaking of damper rod can be generated while becoming thermal energy and consume, damper rod shaking can also be played is changed into heat by vibrational energy Can and the effect that consumes.If vibration it is smaller and and only oil shaking, oil shake when damper rod generate shake also can energy-absorbing, Setting damper rod can improve the absorption to low amplitude vibration.

Preferably, the door-plate is all stretched out at the both ends of the damper rod, two end faces of the damper rod are all spherical surface. Also damper rod can be driven to run and energy-absorbing when oil being enabled to receive the vibration of non-damping oil cylinder cylinder body axial direction.Energy-absorbing effect It is good.

Preferably, the damper rod is cylinder, it is designed on two end faces of the damper rod several along damper rod Circumferentially distributed increasing resistance slot.Contact area of the damper rod with oil can be improved, to improve energy-absorbing effect and induction sensitivity.

Preferably, the door-plate resetting-mechanism is the torsional spring being set in the shaft of door-plate.

Preferably, the electromagnetic force adhesive mechanism includes being set to the electromagnet of first piston and is set to second piston Same electromagnet cooperation ferrimagnet piece.

Preferably, the internal diameter of first oil pocket is more than the internal diameter of the second oil cylinder.During spring extends, first Piston is identical with the displacement of second piston, and the increased volume of the first oil pocket is more than the volume that the second oil pocket reduces at this time, so as to make It obtains the first oil pocket and generates negative pressure relative to the second oil pocket, the result for generating negative pressure more reliably flows to the first oil for oil through door-plate Chamber jolts so as to more reliably reduce spring extended travel.

Preferably, the damping oil cylinder cylinder body and piston rod are designed with threaded connection hole, the threaded connection hole includes Main paragraph and only pendulum section, the outer end of the main paragraph are equipped with major diameter section, and the peripheral wall of the major diameter section is equipped with pendulum slot, described only to put Section is equipped with yaw, and the only pendulum section is rotationally threaded through in the major diameter section, and the yaw is plugged in the pendulum slot, described It is equipped between yaw and pendulum slot and swings gap, the screw thread of the screw thread of the main paragraph and the only pendulum section may be adjusted to positioned at same On one helix.In use, by the way that thread head to be threaded in the installation for realizing that impact absorbing connector is same in threaded connection hole. The threaded connection hole of the technical program, when generating vibration, the meeting between the screw thread of main paragraph and the only screw thread of pendulum section generates wrong Rational variation is opened, so that the screw thread of the two is not on same helix when being staggered, so as to play the role of hindering loosening.

Preferably, the only pendulum section is turned to when being connected to together with the side wall portion of the pendulum slot with the yaw, The screw thread of the main paragraph and the only screw thread of pendulum section are located on same helix, the gap that swings is located at swing rod and puts the another of slot Between the wall portion of side.Tighten thread head all threaded connection hole when, the screw thread of main paragraph and only pendulum section screw thread can easily from Dynamic alignment, convenience when tightening are good.

Preferably, the threaded connection hole is additionally provided with helix alignment's holding mechanism, helix alignment's holding mechanism packet Include the top being arranged in the only pendulum section, driving comes directly towards another side wall for stretching into the swing gap and being connected to the pendulum slot Top driving mechanism in portion.

Preferably, it is described top driving mechanism include with top abut together first driving column, make the first driving Column, which is maintained at, will come directly towards the driving column fastening screw for being connected to the position on another side of sidewall portion of pendulum slot, driving driving column positioning is inserted Pin be inserted into the first driving column be inserted into spring, driving driving column fastening screw extract the first driving column the second driving column and The driving column that driving the first driving column is detached from top is detached from spring.

Preferably, the commutation head further includes the support ring that the reversing tube and base tube link together, it is described to change It is clearance fit between pipe and base tube.It enables to rotate easily laborsaving during reversing tube.

Preferably, the support ring is fixed in the base tube.When enabling to the reversing tube no matter to turn to that angle, Support ring can reliably link together reversing tube and base tube.

Preferably, the reversing tube is equipped with spherical connector, the base tube inner wall is equipped with spherical surface pit, the commutation Pipe is connected to hinged with base tube in the spherical surface pit by the spherical connector.Compact-sized, connection is reliable.

Preferably, the center line of the interlocking screw is by reversing tube and the center of base tube mating surface.It can be further Reduce the damage to the pipe surface that commutates when briquetting is pressed in commutation pipe surface.

Preferably, being equipped with guide ring in the wiring hole, the tin set is between the guide ring and conductive sheet, institute State the inner peripheral surface of the guide ring conical surface big for the small outer diameter of inner end diameter.Can cause when power lead-ining line is inserted into it is convenient and It can prevent during manually being welded by soldering gun, outflow is unable to together lead power lead-ining line after tin set fusing Electric sheet ontology welds together.

Preferably, it is interference fit between the guide ring and wiring hole.Can easily and effectively prevent guide ring from Deviate from wiring hole.

Preferably, the guide ring, which is equipped with, prevents from being plugged on the power lead-ining line in wiring hole from one far from conductive sheet The retaining needle of elasticity that end is extracted.When being inserted into power lead-ining line, power lead-ining line causes retaining needle to open and generates avoidance.It pulls out Then retaining needle increases resistance when extracting when going out, so that power lead-ining line is not easy to be pulled out, plays raising electrical connection The effect of reliability.

Preferably, the retaining needle is set to the inner face of the guide ring.It can be carried out when tin set aperture is smaller Layout.

Preferably, the retaining needle along the radial direction of guide ring medial surface and the guide ring inner peripheral surface be located at it is same On the conical surface.It is easy to make, it is compact-sized.

A kind of automobile front axle casting method,

Automobile front axle model is supported on by front axle model support piece and cast gate interior protuberance in front axle cavity, automobile by the first step Front axle cavity is divided into two up and down only connected by casting gate by preceding shaft model, front axle model support piece and cast gate interior protuberance Chamber；

Automobile front axle model is heated to after 250 DEG C the sand for making sand core being ejected into front axle cavity through casting gate by second step And form the release layer being covered on front axle cavity wall；

Third step molds and takes out automobile front axle model；

The liquid phase steel for making automobile front axle is cast to through casting gate in front axle cavity after 4th step, molding and cures and produces vapour Chinese herbaceous peony axis.

Present invention tool has the advantage that：It can pour and cast out automobile front axle, the noise in production process is small, and when demoulding is laborsaving； Setting commutation head, can carry out the power cord of extraction gentle commutation and protection, power cord do not allow to be also easy to produce transition bending and The phenomenon that damage；Being generated with tin set absorption heat in power lead-ining line progress welding process can be by power lead-ining line after melting Be also welded to the part that wiring hole is located in conductive sheet and form internal solder joint together, internal welding point play carry power lead-ining line and The effect of bonding strength between conductive sheet；When the formation of internal solder joint can play extraction power lead-ining line, accessory power supply Lead-in carries out stress with the junction of conductive sheet, so as to not allow to be also easy to produce electrical connection bad phenomenon.

Description of the drawings

Fig. 1 is to set the automobile front axle of wire connection terminal commutation head to pour the use state schematic elevation view of mold embodiment one.

Fig. 2 is to set the automobile front axle of wire connection terminal commutation head to pour the schematic top plan view of mold embodiment one.

Fig. 3 is to set the automobile front axle of wire connection terminal commutation head to pour the schematic elevation view of mold embodiment two.

Fig. 4 is the enlarged diagram of impact absorbing connector.

Fig. 5 is the close-up schematic view at the A of Fig. 4.

Fig. 6 is the close-up schematic view at the B of Fig. 5.

Fig. 7 is the schematic cross-sectional view of threaded connection hole.

Fig. 8 be threaded connection hole along Fig. 7 A to enlarged diagram.

Fig. 9 is B-B schematic cross-sectional views of Fig. 8.

Figure 10 is the close-up schematic view at the A of Fig. 1.

Schematic diagram when Figure 11 is wire connection terminal wiring.

In figure：Die ontology 1, upper mold 11, lower die 12, casting gate 13, the first half 131, lower half 132, cast gate interior protuberance 133rd, front axle cavity 14, epicoele 141, cavity of resorption 142, front axle model support piece 15, electric heating piece 151, automobile front axle model 2, tin set 4th, internal solder joint 41, external solder joint 42, power lead-ining line 43, commutation head 5, base tube 51, spherical surface pit 511, reversing tube 52, spherical shape Connector 521, the free end 522 of spherical connector, support ring 523, puller bolt 53, wire connection terminal 6, conductive sheet 61, insulation Body 62, wiring hole 63, guide ring 7, guide ring medial surface along the radial direction of guide ring of inner peripheral surface 71, retaining needle 72, retaining needle 721st, threaded connection hole 8, only main paragraph 811, pendulum section 812, major diameter section 813, pendulum slot 814, yaw 815, helix alignment's holding machine Structure 82, top 821, top driving mechanism 822, first drive column 8221, second to drive column 8222, be inserted into spring 8223, driving Column fastening screw 8224, driving column are detached from spring 825, swing gap 83, shockproof suspension frame 9, damping oil cylinder 91, damping oil cylinder cylinder Body 911, piston rod 913, second piston 914, the first oil pocket 915, the second oil pocket 916, damping spring 92, divides first piston 912 From plate 94, intercommunicating pore 941, door-plate 942, door-hinge 9421, main damp channel 9422, damper rod 9423, branch damp channel 9424, increase Hinder slot 9425, block 943, electromagnetic force adhesive mechanism 95, electromagnet 951, ferrimagnet piece 952, velocity sensor 96, damping Connector 98, engaging lug 99, groove angular aperture B.

Specific embodiment

The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.

Embodiment one, referring to Fig. 1, a kind of automobile front axle for setting wire connection terminal commutation head pours mold, including commutation head 5, connects The die ontology 1 of line terminals 6 and steel.Die ontology 1 is equipped with casting gate 13.Die ontology 1 includes upper mold 11 and lower die 12.On Front axle cavity 14 is equipped in mould 11 and lower die 12.Front axle model support piece 15 is equipped in front axle cavity 14.Front axle model support piece 15 link together with upper mold 11.Casting gate 13 is by being arranged on the first half 131 of upper mold 11 and being arranged on the lower half of lower die 12 132 surround.The inner end of casting gate 13 is equipped with the cast gate interior protuberance 133 of protrusion front axle cavity 14.

The head 5 that commutates includes base tube 51 and reversing tube 52.Base tube 51 is fixed together with upper mold 11.Power cord 16 is through base tube 51 It is passed through with reversing tube 52.Reversing tube 52 is fixed together by puller bolt 53 with base tube 51.Commutation head 5 is equipped with power supply Line 16.

Wire connection terminal 6 includes insulator 62 and conductive sheet 61.Conductive sheet 61 is set to 62 surface of insulator.Conductive sheet 61 is same Power cord 16 is electrically connected.Conductive sheet 61 is equipped with wiring hole 63.Wiring hole 63 penetrates through wire connection terminal 6.It is worn in wiring hole 63 Equipped with tin set 4 and guide ring 7.Tin set 4 is between guide ring 7 and conductive sheet 61.The inner peripheral surface 71 of guide ring is inner end diameter The big conical surface of small outer diameter.It is interference fit between guide ring 7 and wiring hole 63.Guide ring 7 sets flexible retaining needle 72. Retaining needle 72 is set to the inner face of guide ring 7.Retaining needle is along the medial surface 721 of the radial direction of guide ring and the inner peripheral surface of guide ring 71 are located on the same conical surface.

Referring to Fig. 2, front axle model support piece 15 is since the side of cast gate interior protuberance 133 along the boundary line of upper die and lower die Extend to the opposite side of cast gate interior protuberance.The inner peripheral of front axle model support piece 15 is equipped with electric heating piece 151.Electric heating piece 151 and electricity Source line 16（Referring to Fig. 1）It links together and introduces power supply.

Referring to Figure 10, the port of export of reversing tube 52 is equipped with spherical connector 521.51 inner wall of base tube is equipped with spherical surface pit 511.Reversing tube 52 is connected in spherical surface pit 511 by spherical connector 521 and same base tube 51 is hinged namely commutation Pipe 52 is hinged with base tube 51 for mating spherical surfaces.It is clearance fit between spherical connector 521 and spherical surface pit 511.It is spherical It is linked together between connector 521 and spherical surface pit 511 by support ring 523.Support ring 523 is fixed in base tube 51.It is spherical The free end 522 of connector is all accommodated in spherical surface pit 511（It is spherical namely in the range of reversing tube can rotate The free end 522 of connector is all located in spherical surface pit 511）.The center line of puller bolt 53 coordinates by reversing tube and base tube The centre of sphere of spherical surface where 521 surface of center namely spherical connector in face.

During lead, the position that puller bolt 53 can be freely rotated to reversing tube 52, rotation reversing tube 52 to commutation are unclamped Pipe enables to power cord 16（Referring to Fig. 1）It gently draws, then from newly by puller bolt 53 by reversing tube 52 and base tube 51 are locked together and prevent rotation.

Referring to Figure 11, it is with the method that power lead-ining line is attached during use：By power lead-ining line 43 from wiring hole 63 One end far from conductive sheet 61 is inserted into.Then scolding tin is heated by tin-soldering device such as electric iron to form external solder joint 42.It is external Solder joint 42 welds together power lead-ining line 43 and conductive sheet 61.Heat in welding process is passed through power lead-ining line 43 It is absorbed when leading by tin set 4, tin set 4 absorbs heat and generates fusing, and internal solder joint 41 is formed after 4 fusing of tin set.Internal solder joint 41 Power lead-ining line 43 with the part that wiring hole 63 is located in wire connection terminal 6 is also welded to and is formed together.Guide ring 7 enables to Power lead-ining line 43 can conveniently insert, and retaining needle 72 can play the role of that power lead-ining line 43 is prevented to extract during extraction.

It is by the method that the present invention carries out casting automobile front axle：

Referring to Fig. 1, a kind of automobile front axle casting method：

Automobile front axle model 2 is supported on front axle cavity 14 by the first step by front axle model support piece 15 and cast gate interior protuberance 133 It is interior.Front axle cavity 14 is divided into and only passes through casting by automobile front axle model 2, front axle model support piece 15 and cast gate interior protuberance 133 The epicoeles 141 and cavity of resorption 142 of 13 connection of mouth.

Referring to Fig. 2, automobile front axle model 2 is heated to 250 DEG C by second step by being powered to electric heating piece 151, then will Make the sand of sand core（Sand when sand is existing making cast sand core）It is ejected into front axle cavity 14 and shape through casting gate 13 Into the release layer 16 being covered on front axle cavity wall.

Third step molds and takes out automobile front axle model.

4th step, molding are closed up after upper die and lower die the liquid phase steel for making automobile front axle is cast to through casting gate 13 before Cure in spindle-type chamber 14 and produce automobile front axle.

Embodiment two, the difference with embodiment one are：

Referring to Fig. 3, the both ends of the lower die of die ontology 1 are respectively provided with an engaging lug 99.Engaging lug 99 is connected with shockproof suspension frame 9.Shockproof suspension frame 9 includes a pair of impact absorbing connector 98 being arranged oppositely along the vertical direction.Impact absorbing connector 98 includes what is be vertically arranged Damping oil cylinder 91 and the damping spring 92 being set on damping oil cylinder.Damping oil cylinder 91 includes damping oil cylinder cylinder body 911.Damping oil First piston 912, second piston 914 and separating plate 94 are equipped in cylinder cylinder body 911..First piston 912 is connected with piston rod 913. One end of damping spring 92 is fixed together with piston rod 913, the other end is fixed together with damping oil cylinder cylinder body 911.Damping Cylinder block 911 and piston rod 913 are designed with threaded connection hole 8.Impact absorbing connector 98 is placed through piston rod 913 by bolt On threaded connection hole after link together with engaging lug 99.Separating plate 94 and damping oil cylinder cylinder body 911 are fixed together.Damping The first oil pocket 915 is formed between cylinder block 911 and first piston 912.Second is formed between separating plate 94 and second piston 914 Oil pocket 916.The internal diameter of first oil pocket 915 is more than the internal diameter of the second oil pocket 916.First oil pocket 915 and the second oil pocket 916 are vertically Directional spreding.Separating plate 94 is equipped with intercommunicating pore 941.Intercommunicating pore 941 connects the first oil pocket 915 and the second oil pocket 916.

Referring to Fig. 4, electromagnetic force adhesive mechanism 95 is equipped between first piston 912 and second piston 914.Electromagnetic force is attracted machine Structure 95 includes electromagnet 951 and ferrimagnet piece 952.Electromagnet 951 is set on first piston 912.Ferrimagnet piece 952 are set in second piston 914.Intercommunicating pore 941 is equipped with door-plate 942.

Referring to Fig. 5, door-plate 942 is hinged on by door-hinge 9421 in intercommunicating pore 941.Separating plate 94 is equipped with door-plate and resets machine Structure.Door-plate resetting-mechanism is the torsional spring being set in the shaft of door-plate.Door-plate 942 is only capable of unidirectionally opening towards the second oil pocket 916. Velocity sensor 96 is equipped in intercommunicating pore 941.Door-plate 942 is equipped with several main damp channels 9422 through door-plate.Main damping is logical Damper rod 9423 is equipped in road 9422.9423 mating spherical surfaces of damper rod are connected in main damp channel 9422.Damper rod 9423 Equipped with branch damp channel 9424.Door-plate 942 is all stretched out at the both ends of damper rod 9423.Two end faces of damper rod 9423 are all ball Face.Damper rod 9423 is cylinder.

Referring to Fig. 6, several increasing resistance slots 9425 circumferentially distributed along damper rod are designed on two end faces of damper rod 9423.

Referring to Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in use, the liquid such as filling oil in the first oil pocket 915 and the second oil pocket 916.Subtract It links together after the threaded connection hole that shake connector 98 is placed through by bolt on piston rod 913 with engaging lug 99.Pass through The component in the threaded connection hole 8 on damping oil cylinder cylinder body 911 and with the fixed present invention is bolted to link together And realize the suspension type installation of the present invention.When the present invention generates vibration and generates the stroke moved upwards：Positioned at connection and 16 The damping spring 92 of the impact absorbing connector 98 of top is shunk, and damping spring 92 drives piston rod 913 that first piston 912 is driven to move And so that the first oil pocket 915 reduces, the first oil pocket 915 reduces driving oil and flows to the second oil from the first oil pocket 915 through intercommunicating pore 941 Chamber 916, the oily flow direction are detected that velocity sensor 96 controls electromagnet 951 to lose by control system by velocity sensor 96 Electricity, so that electromagnetic force adhesive mechanism 95 loses the fixed function to first piston 912 and second piston 914（I.e. first lives Plug 912 and second piston 914 can generate relative movement）, door-plate 942 is pushed open so that oil stream passes through when oil stream crosses intercommunicating pore 941 Intercommunicating pore 941 is straight-through and enters the second oil pocket 916（I.e. door-plate 942 does not generate damping action to oil）, it is achieved thereby that damping is made With smaller without damping spring contraction is caused to be obstructed namely spring can be shunk and energy-absorbing in time, spring contraction stroke terminates It rotates and closes automatically under the action of door-plate resetting-mechanism afterwards, door-plate 942 is stopped again in intercommunicating pore 941；

At the same time, the elongation of damping spring 92 positioned at the impact absorbing connector 98 of 99 lower section of engaging lug is resetted and is released energy, and is stretched Long result damping oil cylinder cylinder body 911 and first piston 912 is caused to generate disengaging movement so that the second oil pocket 916 reduces and first Oil pocket 915 becomes larger so that oil is through intercommunicating pore 941 from the second oil pocket 916 flows to the first oil pocket 915, the flow direction of oil is passed by speed Sensor 96 detects, velocity sensor 96 by control system control electromagnet 951 electric, electromagnet 951 generate magnetic force so as to So that first piston 912 and second piston 914 are fixed and are pressed on oil by electromagnetic force adhesive mechanism 95, oily direction runner When door-plate 942 can not be open, allow oil to entire spring contraction stroke middle door-plate 942 generate frictional damping phenomenon and Energy-absorbing.

When the present invention generates vibration and generates the stroke moved downward：Impact absorbing connector 98 above connection and 16 Action process it is identical with the action process of the above-mentioned damper for being located at 99 lower section of engaging lug, and positioned at connection and 16 lower sections The action process of impact absorbing connector 98 is identical with the action process of the above-mentioned damper for being located at 99 top of engaging lug.

The up stroke and downward storke vibrated successively can effectively energy-absorbing and buffering.

Referring to Fig. 7, threaded connection hole 8 includes main paragraph 811, only pendulum section 812 and helix alignment's holding mechanism 82.Main paragraph 811 outer end is equipped with major diameter section 813.The peripheral wall of major diameter section 813 is equipped with pendulum slot 814.Only pendulum section 812 is equipped with yaw 815.Only put Section 812 is rotationally threaded through in major diameter section 813.Yaw 815 is plugged in pendulum slot 814.

Helix alignment's holding mechanism 82 includes top 821 and top driving mechanism 822.Top 821 is arranged on only pendulum section 812 It is interior.It comes directly towards driving mechanism 822 and includes the first driving driving column 8222 of column 8221 and second.First driving column 8221 and second drives Column is arranged in yaw 815, and stretches out the outer end face for only putting section 812.

Referring to Fig. 8, put there are three slots 814, accordingly yaw 815 also wants three.Three are put slots 814 along only pendulum section 812 It is circumferentially distributed.Do not have to be designed with helix alignment's holding mechanism 82 between yaw and pendulum slot.Only pendulum section 812 is according to square clockwise in figure To turning to（Blind rivet is also according to being screwed into rotationally clockwise in figure）Yaw 815 is supported with the side wall portion 8141 of pendulum slot When being connected together, yaw 815 and put slot another side of sidewall portion 8142 between generate swing gap 83, main paragraph 811 screw thread and Only the screw thread of pendulum section 812 is located on same helix.

Referring to Fig. 9, top driving mechanism 822 further includes driving column fastening screw 8224, is inserted into spring 8223 and driving column It is detached from spring 825.Driving column fastening screw 8224 is located in major diameter section 813 and is inserted into yaw 815.It is inserted into spring 8223 are located in major diameter section 813.

Referring to Fig. 3, Fig. 7, Fig. 8 and Fig. 9, when threaded connection hole 8 is screwed on thread head, the first drive rod 8221 is pressed, First drive rod 8221 driving top 821 is extend into be connected on another side of sidewall portion 8142 of pendulum slot by swinging in gap 83 So that yaw 815 is abutted with the side wall portion 8141 of pendulum slot together and so that the screw thread of main paragraph 811 and the spiral shell for only putting section 812 Line is aligned on same helix, and driving driving column fastening screw 8224 is inserted under the action of spring 8223 is inserted at this time In to the first driving column 8221, the first driving column 8221 is made to be maintained at current state（The opposite side for being connected to pendulum slot will be come directly towards The state of position in wall portion）.It is so that convenient and strength-saving during rotation thread head.

When threaded connection hole and thread head are screwed together, pressing the second driving column 8222, second drives column 8222 to drive Column fastening screw 8224 is driven to be detached from the first driving column 8221, driving column is detached from the driving of spring 825 first driving column 8221 and pops up And it loses the driving effect to top 821 and so that drives column fastening screw 8224 that can not be inserted into the first driving column 8221 It is interior.It can only be relatively rotated between pendulum section 812 and main paragraph 811 at this time, it is vibrated and blind rivet is caused to have with connection screw thread hole During the trend of disengaging, only putting the rotation of section 812 and main paragraph 811 can cause the screw thread of the two to be staggered, so as to prevent the production of abjection It is raw.

Claims (6)

1. a kind of automobile front axle for setting wire connection terminal commutation head pours mold, which is characterized in that including commutation head, wire connection terminal and steel The die ontology of matter, the die ontology are equipped with casting gate, and the die ontology includes upper die and lower die, the upper die and lower die It is interior to be equipped with front axle cavity, it is equipped with front axle model support piece in the front axle cavity, the casting gate is by being arranged on the upper half of upper mold Portion is surrounded with the lower half for being arranged on lower die, and the inner end of the casting gate is equipped with the cast gate convex for protruding the front axle cavity Portion, the front axle model support piece extend to cast gate since the side of the cast gate interior protuberance along the boundary line of upper die and lower die The opposite side of interior protuberance, the wire connection terminal include insulator and are set to the conductive sheet of insulator surface, and the conductive sheet is set There is the wiring hole for penetrating through the wire connection terminal, tin set is equipped in the wiring hole, the commutation head includes base tube and reversing tube, The reversing tube is hinged with the base tube mating spherical surfaces, and the reversing tube is fixed in by puller bolt with the base tube Together, the front axle model support piece is equipped with heating plate, and the heating plate is linked together by power cord with the conductive sheet, The power cord passes through the base tube and reversing tube, and the die ontology is equipped at least two shockproof suspension framves, and the damping is hanged Hanger includes a pair of impact absorbing connector being arranged oppositely along the vertical direction, the impact absorbing connector include the damping oil cylinder being vertically arranged and The damping spring being set on damping oil cylinder, the damping oil cylinder include damping oil cylinder cylinder body and are set to damping oil cylinder cylinder body First piston, the first piston are linked together by piston rod with the die ontology, and one end of the damping spring is same The piston rod links together, the other end links together with the damping oil cylinder cylinder body, in the damping oil cylinder cylinder body also Equipped with second piston and separating plate, the first oil pocket is formed between the separating plate and first piston, the separating plate and second live The second oil pocket is formed between plug, driving first piston and second piston generation pair are equipped between the first piston and second piston To mobile electromagnetic force adhesive mechanism, the separating plate is equipped with the intercommunicating pore of the first oil pocket of connection and the second oil pocket, the connection Hole is hinged with the door-plate unidirectionally opened towards the second oil pocket and equipped with the door-plate resetting-mechanism for closing door-plate, and the door-plate is set There are several main damp channels through door-plate, velocity sensor is equipped in the intercommunicating pore；When the velocity sensor detects Oil from the first oil pocket flow to the second oil pocket when, the electromagnetic force adhesive mechanism stop driving first piston and second piston opposite direction move It is dynamic, when the velocity sensor detects that oil flows to the first oil pocket from the second oil pocket, electromagnetic force adhesive mechanism driving the One piston and the movement of second piston opposite direction.

2. the automobile front axle according to claim 1 for setting wire connection terminal commutation head pours mold, which is characterized in that the electromagnetism Power adhesive mechanism includes the ferromagnetism material of same electromagnet cooperation for being set to the electromagnet of first piston and being set to second piston Tablet.

3. the automobile front axle according to claim 1 or 2 for setting wire connection terminal commutation head pours mold, which is characterized in that described Damping oil cylinder cylinder body and piston rod are designed with threaded connection hole, and the threaded connection hole includes main paragraph and only pendulum section, the master The outer end of body section is equipped with major diameter section, and the peripheral wall of the major diameter section is equipped with pendulum slot, and the only pendulum section is equipped with yaw, the only pendulum section It is rotationally threaded through in the major diameter section, the yaw is plugged in the pendulum slot, and pendulum is equipped between the yaw and pendulum slot The screw thread of dynamic gap, the screw thread of the main paragraph and the only pendulum section may be adjusted on same helix.

4. the automobile front axle according to claim 3 for setting wire connection terminal commutation head pours mold, which is characterized in that described only to put Section turns to when being connected to together with the side wall portion of the pendulum slot with the yaw, the screw thread of the main paragraph and only pendulum section Screw thread is located on same helix, the gap that swings is located between swing rod and another side of sidewall portion for putting slot.

5. the automobile front axle according to claim 4 for setting wire connection terminal commutation head pours mold, which is characterized in that the screw thread Connecting hole is additionally provided with helix alignment's holding mechanism, and helix alignment's holding mechanism includes the top being arranged in the only pendulum section Head, driving top stretch into the swing gap and are connected to the top driving mechanism on another side of sidewall portion of the pendulum slot.

6. the automobile front axle according to claim 5 for setting wire connection terminal commutation head pours mold, which is characterized in that the top Driving mechanism includes abutting the first driving column together with top, the first driving column is made to be maintained to come directly towards and be connected to pendulum slot Driving column fastening screw, the driving driving column fastening screw of position on another side of sidewall portion are inserted into the insertion in the first driving column Spring, driving driving column fastening screw extract the second driving column of the first driving column and driving the first driving column is detached from the drive of top Dynamic column is detached from spring.