CN207815861U - Forged-aluminum piston drying unit - Google Patents

Abstract

The utility model discloses a kind of forged-aluminum piston drying units, including：Babinet, which is equipped with chamber door, and the babinet includes at least a drying unit；Leading screw, it is each in the middle part of the right and left of drying unit to be vertically equipped with one, and the bottom of leading screw is hanging；Pallet, has multigroup, and every group two, each pallet has the screw coordinated from leading screw free end and leading screw；Stoving rack is rack structure, and for carrying forged-aluminum piston, which has support portion, and stoving rack can be made to be pushed into babinet from box baseplate；The stoving rack has by holding part, is one group of pallet institute holding by holding part after stoving rack is pushed into babinet；And heating element, it is arranged in babinet.Drying unit according to the utility model facilitates batch to dry forged-aluminum piston.

Description

Forged-aluminum piston drying unit

Technical field

The utility model is related to a kind of drying units of forged-aluminum piston.

Background technology

Piston is an important part in automobile engine, its operating condition is not only high temperature and pressure and high stress State, and its temperature, pressure and suffered stress are also variation.It is constantly generated between the piston ring and cylinder wall of piston Friction, is influenced, lubricating condition is poor, and operating condition is extremely severe by operating temperature.

Piston is the vital part on engine, is worked under the conditions of alternation high temperature, high pressure and shock loading for a long time, work The performance and safety coefficient of entire engine are directly influenced as performance.Present most of pistons are produced using casting technique, nothing The defects of by being defect, i.e. shrinkage porosite, shrinkage cavity, stomata that gravitational casting or compression casting all can have its intrinsic, even if using squeezing Die casting is made, and also unavoidable oxide is mingled with generates with spilehole.

Piston is squeezed using forging, crystal grain can be refined and be in streamline distribution, and material internal defect can also be eliminated, and tissue is more Densification, not only mechanical property increases, and heat conduction and anti-high pressure ability are also remarkably reinforced.During Piston Machining, into After high pressure de-ionized water of having gone cleans greasy dirt, need to dry up piston.Currently the majority drying operation is using artificial Wind blowing gun is held to dry up manually, and since piston belongs to the accessory of mass production, it is relatively low that efficiency is dried up manually.

Chinese patent literature CN206797417U discloses a kind of trolley being sent into piston ring batch in drying box, The scheme for proposing the mass drying piston ring in drying box, belongs to similar technical field, only piston with forged-aluminum piston Ring belongs to ring, can be sleeved on shaking on zero bar for trolley, and piston ring individual is smaller, and weight is little, facilitates batches of It is sent into drying box.

Similarly, Chinese patent literature CN203568980U discloses a kind of drying unit of ceramic cylinder rod, also belongs to Analogous technical fields, guided by direction be also using drying refrigerator structure to realize the drying of the part of batch.It needs now The main problem to be solved is, is both key zero on engine in batches the problem of feeding drying box part under batch drying condition The drying of part, but its individual is different, shape is also different, and the condition that batch is sent into also will necessarily be variant, especially piston although It is aluminum component, weight is little, but when batch feeding, overall weight still can be bigger.In addition, how to be sent into batches is to need to solve Certainly the problem of.

Utility model content

The purpose of this utility model is to provide a kind of forged-aluminum piston drying for facilitating batch to dry forged-aluminum piston Device.

According to the embodiments of the present invention, a kind of forged-aluminum piston drying unit is provided, including：

Babinet, which is equipped with chamber door, and the babinet includes at least a drying unit；

Leading screw, it is each in the middle part of the right and left of drying unit to be vertically equipped with one, and the bottom of leading screw is hanging；

Pallet, has multigroup, and every group two, each pallet has the screw coordinated from leading screw free end and leading screw；

Stoving rack is rack structure, and for carrying forged-aluminum piston, which has support portion, and can make baking It quarrels and is pushed into babinet from box baseplate；The stoving rack has by holding part, after stoving rack is pushed into babinet, is by holding part One group of pallet institute holding；And

Heating element is arranged in babinet.

Above-mentioned forged-aluminum piston drying unit, optionally, stoving rack are provided with a pair of U-type groove that middle part is extended to from rear end, use In in the lateral to being located at a pair of of leading screw of stoving rack.

Optionally, the positioning cup of forged-aluminum piston positioning is useful in stoving rack uplink column array.

Optionally, positioning cup at least bottom is provided with air hole.

Optionally, the support portion is castor, respectively has one group in the both sides of stoving rack, and one group of castor includes front and back respectively having One castor.

Optionally, it is equipped with the track moved towards before and after two in box baseplate, is used for the guiding of corresponding side castor.

Optionally, a holder is additionally provided in babinet, which has multilayer, the number of plies fewer than the quantity of stoving rack one；

Every layer of holder at least has each crossbeam being located at before and after babinet, and interconnecting piece is equipped on crossbeam；

Correspondingly, connection portion is equipped on stoving rack, after stoving rack is promoted in place by leading screw, to connect by connector Connection section and connection portion.

Optionally, the connection portion is pin hole；

The interconnecting piece is the cotter way less than semicircle for being opened in beam surface upper.

Optionally, chamber door is equipped with form.

Optionally, babinet is additionally provided with supporting leg.

According to the embodiments of the present invention, and using drying box structure, pallet is coordinated by leading screw, and pallet support The mode for holding stoving rack carries out feeding.In use, then one group of pallet cooperation will be filled with a baking of piston on a pair of of leading screw It quarrels push-in drying box and is supported on pallet, driving leading screw by pallet to drive stoving rack to rise certain altitude；Again will On leading screw, the stoving rack for then filling with piston by one again is pushed into drying box, then drives leading screw, and two are dried for one group of pallet cooperation Raising certain altitude is quarreled, and so on, babinet is pushed in turn in multiple stoving racks.Since stoving rack is sequentially pushed into drying Case, integrated operation is relatively labor-saving, and multiple stoving racks are by the way of sequentially feeding, and piston can sequence on stoving rack Feeding again afterwards, facilitates the loading and unloading of workpiece on the whole.

Description of the drawings

Fig. 1 is forged-aluminum piston drying unit structural schematic diagram in one embodiment of the utility model（One door closes a door Opening state）.

Fig. 2 is a kind of forged-aluminum piston drying unit outline structure schematic diagram.

Fig. 3 is a kind of box structure diagram.

Fig. 4 is a kind of drying holder structure schematic diagram.

Fig. 5 is a kind of supporting structure schematic diagram.

In figure：1. side hinge, 2., 3. upper cover plates, 4. forms, 5. middle standing pillars, 6. leading screws, 7. holders, 8. heating units Part, 9. side panels, 10. stoving racks, 11. bottom plates, 12. pallets, 13. supporting legs, 14. fan bases, 15. tracks, 16. hinged-supports, 17. Plate body, 18.U type grooves, 19. positioning cups, 20. castors, 21. pin holes, 22. columns, 23. stulls, 24. cotter ways, 25. vertical supports.

Specific implementation mode

It is a kind of structural schematic diagram of forged-aluminum piston drying unit with reference to Figure of description 1, towards the side for knowing figure person For front side, it is to be understood that for facilities such as machinery equipments, common operable side or main operation side are front side, that The side opposite with front side is rear side, and the both sides perpendicular with front and back side are left and right sides in the horizontal direction.In addition, right In vertical structure, also there is the upper and lower of determination.

On integral layout, structure shown in Fig. 1 ~ 3 is body structure, and global design can refer to traditional drying box, Therefore, the basic structures such as its heating element 8 are hereinafter repeated no more, and lays stress on the description to loading and unloading structure On, that is, realize stoving rack 10 sequentially in the structure of feeding.

As it can be seen that babinet has bottom plate 11, upper cover plate 3, side panel 9 and door 2 in Fig. 1, it should be noted that for drying Case is generally equipped with heat insulation structural on such as each panel such as side panel 9, being typically designed for drying box is can refer to this, to this It repeats no more.

For the rear panel of babinet, the structure as door 2 can also be used, side hinge 1 is used to be hinged on main box On structure, to be conveniently operated, such as assembly of the stoving rack 10 by positioning and locking pin on rear side of babinet.

In Fig. 1, babinet is matched there are two drying unit, and centre is equipped with middle standing pillar 5, this kind of structure is not simple two The superposition of a drying unit, but make babinet that there is certain width, improve whole stability.

It should be noted that since the size of stoving rack 10 needs the operation for meeting worker, it is whole unsuitable wide, because This, for drying unit, if there are one only, limited by 10 width of stoving rack, overall width is also relatively small, to for Stability consideration, the whole height of babinet should not be too large.When drying unit is more, in the condition of 10 restricted width of stoving rack Under, it remains able to make babinet that there is larger width, to make babinet that there is preferable stability on the whole.

In Fig. 1, babinet is also equipped with supporting leg 13, and the presence of supporting leg 13 is mainly to improve the mobility of babinet, facilitates example Such as the operation of fork truck.Meanwhile the main body of babinet can be raised certain altitude by the presence of supporting leg 13, facilitate the dimension of the bottom of box Shield.

As it can be seen that being furnished with a pair of of leading screw 6 for each drying unit, leading screw 6 is in the left and right of drying unit in Fig. 1 and Fig. 3 Both sides are respectively provided with one, and are to be vertically arranged.Due to drying box work generally all at 500 degrees Celsius hereinafter, but due to In the utility model, the object of drying is fusing point（Fine aluminium fusing point is 660 degrees Celsius）Relatively low aluminum component, drying temperature are general It is 60 ~ 80 degrees Celsius, the work influence of leading screw 6 can be ignored substantially.

It is related to drying temperature, in structure as shown in Figure 3, fan base 14 is equipped in figure on bottom plate 11, for pacifying Fan is filled, to generate the forced circulation of hot wind.The operating temperature of fan is also unsuitable excessively high, and in drying temperature condition above-mentioned Under, fan remains able to reliability service.

The drive part of leading screw 6 is arranged at the top of babinet, i.e., on upper cover plate 3, leading screw 6 is driven using motor reducer Dynamic, motor and speed reducer may be located on outside babinet, and power is introduced into babinet by bearing saddle bore.Leading screw 6 be in The state of lower overhanging, lower end is hanging, not will produce deflection deformation, it is only necessary to consider to carry out vertically to load using thrust bearing Carrying.

The lower end of leading screw 6 is hanging, and so as to cover upper screw from its lower end, screw lead screw pair belongs to high-precision driver Structure is common transmission mechanism on numerically-controlled machine tool, therefore the revolution by being accurately controlled leading screw 6 controls carrying to stoving rack 10 It rises.

It for screw, is then configured on pallet 12, and is then each drying unit for pallet 12 equipped with multigroup, often There are two pallet 12, pallets 12 to be equipped with screw for group pallet 12, is coordinated by screw and leading screw 6, so as to be driven by leading screw 6 And it moves up and down.

Pallet 12 covers upper fixing buckle number from the lower end of leading screw 6, then its holding height is to determine, it is high in determining holding It, can be in order to the design of stoving rack 10, to after stoving rack 10 is pushed into drying box, be supported on just on pallet 12, energy under degree Enough driven by leading screw 6.

For one group of two pallet 12 from the both sides holding stoving rack 10 of stoving rack 10, pallet 12 is simple literally, answers With certain holding area, so as to metastable holding stoving rack 10.

It is a kind of rack structure for stoving rack 10, plate face, can be whole by forged-aluminum piston for carrying forged-aluminum piston Neat is arranged in above, and stoving rack then can be pushed into drying box.

It should be noted that rack structure whatever, can all have certain height or thickness, its two Holding part can be arranged in side, have certain distance between the lower surface and box baseplate of holding part, this distance is used for accommodating tray 12, to be 12 holdings of pallet when stoving rack 10 is pushed into.

For that can be each horizontal otic placode on 10 both sides of stoving rack by holding part, making be simple, and provided The face of being supported is also plane.

Even if stoving rack 10 is slab construction on the whole, in structure for example shown in Fig. 4, bottom surface is equipped with castor 20, And there is certain bearing height, to also can adapt to the presence of pallet 12.

For each drying unit, height determines the configuration quantity of stoving rack 10, also determines the group of pallet 12 Number, it should be noted that can be unworthy of tray 12 positioned at nethermost stoving rack 10, tray 12 can also be matched, to be located at It is considered to need to provide certain gas free air space when nethermost stoving rack 10 matches tray 12, be conducive to be located at The drying of piston on the stoving rack 10.

As previously mentioned, leading screw 6 drives pallet 12 to move up and down, to drive by the upper of the stoving rack 10 of 12 holdings of pallet Lower movement, it is clear that leading screw 6 needs to occupy certain space, is done if it is considered that leading screw 6 may generate movement with stoving rack 10 It relates to, stoving rack 10 can be narrowed, and pallet 12 needs to overhang to 10 place side of stoving rack, this kind of structure can be to avoid fortune Dynamic interference, but the unilateral stress of pallet 12 that can make is excessive, load inhomogeneities is bigger than normal, concentrated wear aggravation.

In some embodiments, in order to avoid movement interference, while it can be effectively improved the structure of 6 force environment of leading screw, As shown in figure 4, stoving rack 10 is provided with a pair of U-type groove 18 for extending to middle part from rear end, to shift baking onto inwards in stoving rack 10 When in the middle part of dry case, the notch of U-type groove 18 can avoid the interference of stoving rack 10 and leading screw 6, with this condition, although leading screw 6 Stress is still uneven, but its stress condition can be effectively improved.

In structure shown in Fig. 4, positioning cup 19 is arranged in a manner of line-column matrix in stoving rack 10, positioning cup 19 is Cylindrical structure, under, piston can be directly placed above, be used for the positioning of piston at bucket bottom, avoid carrying stoving rack 10 When piston topple over and fall.It is very easy to fall once toppling over it is understood that its gabarit of piston is cylindrical structure, therefore, By positioning cup 19 it is possible to prevente effectively from piston is toppled over.

Further, as shown in figure 4, as it can be seen that spreading all over air hole on positioning cup 19, in favor of hot wind entrance, realization in figure It is more efficient dry.

In order to facilitate the push-in of stoving rack 10, as shown in figure 4, the back side of the plate body 17 in stoving rack 10, i.e. stoving rack 10 Lower face on installation there are four castor 20, each side have a pair in stoving rack 10, in stoving rack 10 to babinet When interior push, friction can be reduced.

In addition, stoving rack 10, can be supported certain altitude, be conducive to the arrangement of pallet 12 by the presence of castor 20.

Further, as previously described, because the presence of leading screw 6, in order to avoid stoving rack 10 when being pushed into babinet by dry It relates to, U-type groove 18 is provided on stoving rack 10, U-type groove 18 is unsuitable wide, otherwise can influence stoving rack 10 and determine on pallet 12 Therefore position under conditions of 18 relative narrower of U-type groove, needs the proper alignment for ensureing U-type groove 18 and leading screw 6, therefore, in Fig. 3 Shown in structure, track 15 is equipped on bottom plate 11, to be oriented to castor 20, to conducive to stoving rack 10 in push-in case Positioning when body.

In Fig. 1, a holder 7 is additionally provided in babinet, holder 7 is mainly used in the presence of improving multiple stoving racks 10, Mitigate the load of leading screw 6, the stage of mitigation is drying stage, rather than the loading and unloading stage, and holder 7 can be in drying stage Most of load transfer comes, to reduce the damage to leading screw 6.

In view of this, there is the holder 7 multilayer, the number of plies fewer than the quantity of stoving rack 10 one to be located at nethermost drying Frame 10 can be supported directly by bottom plate 11.

In turn, every layer of holder 7 at least has each crossbeam being located at before and after babinet, stull 23 as shown in Figure 5, in cross Beam is equipped with interconnecting piece.

Correspondingly, connection portion is equipped on stoving rack 10, after stoving rack 10 is promoted in place by leading screw 6, to pass through company Fitting connects interconnecting piece and connection portion, and load is largely transferred on stoving rack 10.

In Fig. 4 as it can be seen that stoving rack 10 is equipped with the pin hole 21 as the connection portion.And it is then corresponding on holder 7 Equipped with cotter way 24, using cotter way 24, rather than pin hole, primary concern is that although the transmission accuracy of leading screw 6 is very high, if thinking Accomplish that the reliable contraposition between a pair of of pin hole is not easy in the up-down direction, it, can be with for this purpose, replace a pin hole using cotter way 24 In contrast effective solution this problem remains able to meet support requirement by support of the pin on cotter way 24.

Further, cotter way 24 should be less than the cotter way of semicircle cotter way, be worn with facilitating.

In addition, as shown in Figure 1, chamber door, i.e. door 2 are equipped with form 4, to facilitate worker to observe drying situation.

Claims (10)

1. a kind of forged-aluminum piston drying unit, which is characterized in that including：

Babinet, which is equipped with chamber door, and the babinet includes at least a drying unit；

Leading screw, it is each in the middle part of the right and left of drying unit to be vertically equipped with one, and the bottom of leading screw is hanging；

Pallet, has multigroup, and every group two, each pallet has the screw coordinated from leading screw free end and leading screw；

Stoving rack is rack structure, and for carrying forged-aluminum piston, which has support portion, and can make stoving rack Babinet is pushed into from box baseplate；The stoving rack has by holding part, is one group by holding part after stoving rack is pushed into babinet The holding of pallet institute；And

Heating element is arranged in babinet.

2. forged-aluminum piston drying unit according to claim 1, which is characterized in that stoving rack is provided with a pair of from rear end extension To the U-type groove at middle part, in the lateral to being located at a pair of of leading screw of stoving rack.

3. forged-aluminum piston drying unit according to claim 1 or 2, which is characterized in that shown in stoving rack uplink array Positioning cup for forged-aluminum piston positioning.

4. forged-aluminum piston drying unit according to claim 3, which is characterized in that positioning cup at least bottom is provided with ventilative Hole.

5. forged-aluminum piston drying unit according to claim 1 or 2, which is characterized in that the support portion is castor, is being dried The both sides quarreled respectively have one group, and one group of castor includes that front and back each there are one castors.

6. forged-aluminum piston drying unit according to claim 5, which is characterized in that be equipped with before and after two in box baseplate The track of trend is used for the guiding of corresponding side castor.

7. forged-aluminum piston drying unit according to claim 1 or 2, which is characterized in that be additionally provided with a branch in babinet Frame, the holder have multilayer, the number of plies fewer than the quantity of stoving rack one；

Every layer of holder at least has each crossbeam being located at before and after babinet, and interconnecting piece is equipped on crossbeam；

Correspondingly, connection portion is equipped on stoving rack, after stoving rack is promoted in place by leading screw, to connect and connect by connector Socket part and connection portion.

8. forged-aluminum piston drying unit according to claim 7, which is characterized in that the connection portion is pin hole；

The interconnecting piece is the cotter way less than semicircle for being opened in beam surface upper.

9. forged-aluminum piston drying unit according to claim 1, which is characterized in that chamber door is equipped with form.

10. forged-aluminum piston drying unit according to claim 1, which is characterized in that babinet is additionally provided with supporting leg.