CN1087700A - Swinging reciprocating piston machine - Google Patents
Swinging reciprocating piston machine Download PDFInfo
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- CN1087700A CN1087700A CN 93104515 CN93104515A CN1087700A CN 1087700 A CN1087700 A CN 1087700A CN 93104515 CN93104515 CN 93104515 CN 93104515 A CN93104515 A CN 93104515A CN 1087700 A CN1087700 A CN 1087700A
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Abstract
The invention discloses a kind of swinging reciprocating piston machine, what it can solve that present reciprocating piston machine is difficult to solve should compact again light and handy problem simple in structure.These facility have cylinder body, working room and piston, and piston connects with wobble heads machinery is moving, and wobble heads is enclosed within to be turned round on the axle journal, and turning round axle journal is to turn round the axle journal that has the inclination alpha turned round on the axle, and the main journal of turning round axle is supported by the main journal bearing.This piston machine can be used for industrial or agricultural and daily necessities aspects such as aviation, boats and ships, locomotive, automobile, tractor, motorcycle, power generating equipment, mine, machine-building and is used for military equipment aspects such as tank, armored vehicle.
Description
The present invention relates to a kind of reciprocating piston machine, specifically, relate to swinging reciprocating piston machine.
Present reciprocating piston machine, as: reciprocating engine, reciprocating pump and reciprocating compressor, its principal organ normally adopts connecting rod.This reciprocating piston machine generally can make advantages of compact and light structure, running evenly with the method that increases the cylinder number, and improves balance.But, so make complete machine structure complexity (consult Jilin Industry University internal-combustion engine teaching and research room and compile the 374th page of " internal combustion engine theory and design " volume two) again.
The objective of the invention is to provide a kind of novel reciprocating piston machine, it is not only simple in structure, and compact light and handy.
The object of the present invention is achieved like this: this piston machine has the working room that holds working medium, and swept volume of a single chamber is changed do relative movement cylinder body by piston.Piston and wobble heads machinery is moving to be connected or piston connects by moving with wobble heads machinery with its member that links.Wobble heads is porose, and the borehole jack of wobble heads is being turned round on the axle journal, and turning round axle journal is the constituent element of turning round axle.Turn round the axle journal axis with turn round the axle the main journal axis with their all parallel planes on projection have angle, we claim that less angle for turning round inclination alpha.The main journal of turning round axle is supported by the main journal bearing.When turning round axle and rotating, turn round axle journal and drive wobble heads and wave, wobble heads drives reciprocating motion of the pistons again, otherwise piston is subjected to promoting then can drive to be turned round axle and rotate.
When this piston machine was designed to internal-combustion engine, there were fuel supply system or igniting system in the working room.
The present invention since be with turn round that axle and wobble heads are realized rotating and to-and-fro motion between transformation, turning round axle journal for one can be simultaneously link with the piston of several cylinders, movement parts can be the holohedral symmetry layout and can have balance of one's own, piston is to connect with the wobble heads of swing in addition, thereby shortened the length that movement parts takies along cylinder axially bored line direction greatly, so can not only make simple in structure, and compact light and handy.
The present invention is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the sectional view with the swinging reciprocating piston machine of diesel oil work that proposes according to the present invention.
The cylinder body of this machine (7) has circular cylinder hole, and working room (6) is arranged in the cylinder body (7), and piston (1) is connected on the wobble heads (3) by wrist pin (2) and wrist pin joint sleeve.Wobble heads makes up, and the middle part is bolted together, and forms a circular hole, and bearing is arranged in the hole, and this bearing matches with the axle journal of turning round of turning round axle (4), and turns round between the shoulder of axle journal and the wobble heads thrust bearing is housed.It is whole turning round axle, turn round the axle journal axis with the main journal axis of turning round axle between have the inclination alpha of turning round, the main journal of turning round axle is supported by the main journal bearing that links with cylinder body, turning round has flywheel and driving gear (not drawing among the figure) on the axle.
This machine adopts two-stroke uniflow scavenging, have working medium passage (29) on the cylinder body, the working medium passage of this machine is transfer port and exhaust port, and transfer port communicates with scavenging pump, exhaust port is connected to outlet pipe, is adorning the oil sprayer (5) of fuel supply system on the wall of working room (6)."T"-shaped axle core (8) is housed on the wobble heads.
When turning round the axle rotation, drive wobble heads and wave, wobble heads drives piston reciprocates by wrist pin joint sleeve and wrist pin; Conversely, piston is subjected to the promotion of atmospheric pressure, can drive to turn round the axle rotation.Turn round axle journal and stagger each other 180 ° and turn round Shaft angle owing to turn round on the axle two, so the motion of every pair of piston all is symmetrical, when a cylinder was got angry, another cylinder so repeated just in scavenging.
The piston displacement S of this machine and turn round and have following relation between the Shaft angle φ:
In the formula: α-turn round inclination angle;
Distance between the two axial lines of e-wrist pin joint sleeve;
The axis of k-piston pin hole and turn round the axle the main journal axis between distance.
When this machine was designed to the internal-combustion engine of outside formation mixed gas, oil sprayer (5) changed the spark plug of igniting system into.Also can do the four-stroke distribution with valve.Can also remove a cylinder, be about to it and be designed to the single cylinder opposed piston type engine, can utilize the space of turning round around the axle journal to come working medium is carried out precompressed and replaces the scavenging pump of setting up like this.
Fig. 2 represents the operable a kind of piston of swinging reciprocating piston machine.
This piston (1) is a double click type, is contained in the circular cylinder hole, and two ends all are provided with the working room, and promptly the pressure of working medium is all born at two ends.When the piston machine of using this piston is only adorned a piston in order to shorten axial length in a cylinder, can adopt 4 cylinder head valve (valve) double twist spindles and put, turn round axle for two and link, and turn round the inclination angle and stagger mutually 180 ° and turn round Shaft angle by synchromesh gear.Like this,, line up 4 cylinders of " device " word shape from axle head, the moving direction of two cylinder pistons is identical on the diagonal, and the moving direction of adjacent pistons is opposite, so also can obtain complete equilibrium.
The double click type piston also can be used for embodiment shown in Figure 1, so just can cancel scavenging pump and the working room that uses cylinder body two end part or middle part instead carries out precompressed to working medium.
Fig. 3 is the sectional view that the swinging reciprocating piston machine of swing frame is housed.
This machine is 4 cylinder opposed pistons uniflow scavenging spark-ignition engines.The wobble heads of turning round on the axle (4) (3) links through swing frame (23) and piston (1).(6) be the working room, (7) are cylinder bodies, and the cylinder hole of cylinder body is circular.Turn round flywheel (not drawing among the figure) is arranged on the axle.
When turning round the axle rotation, wobble heads drives swing frame swing, the to-and-fro motion of swing frame driven plunger; Otherwise piston can rotate by the pushing button axle under the effect of atmospheric pressure.
Fig. 4 be the D of swing frame among Fig. 3 (23) to view, the journal rest at swing frame middle part is turned round axle and is loaded onto wobble heads on the bearing that links with cylinder body, is through the swing frame center, two axle journals of wobble heads are through in two bearings on the swing frame.Totally two of swing frames, four jiaos of each swing frame each connects with 1 piston.
The piston displacement S of this machine with the pass of turning round Shaft angle φ is:
In the formula: f-swing frame pin-and-hole axis is to the distance of piston pin hole axis;
L-swing frame pin-and-hole axis is to the distance between the axis of swing frame axle journal;
The same precedent of all the other symbolic significances.
It is a lot of with the method that piston links to turn round axle journal, turns round as: the fork that links at several and piston of dress on the wobble heads or one and adorns two wobble heads on the axle journal, and each wobble heads connects with piston respectively; Swing frame can be forked, matches or the like with " Φ " shape piston.These methods make the complete machine structure design have bigger flexibility.
Equilibrium block swing or rotation for swinging reciprocating piston machine, is necessary sometimes.Distribution device also can be used the member of cylindrical cam, horn shape rocking arm, ball valve or wedge block and so on.
In addition, the cylinder number of swinging reciprocating piston machine, piston number, turn round a radical and turn round the axle journal number and turn round that axle journal turns round that the inclination angle staggers each other turn round Shaft angle etc., all can be as required, as: boundary dimension, power character, Economy, balance wait to determine.
Fig. 5 is the sectional view that adopts the gasoline-fueled swinging reciprocating piston machine of bent arc piston.
This machine to turn round axle (4) cantilevered for combination, the wobble heads of turning round on the axle (3) is all-in-one-piece, wobble heads directly inserts in the uropore of piston (1) and can rotate in the hole.The cylinder hole of cylinder body (7) is the circular section and the axis cylinder hole is an arcuation.There is igniting system working room (6), and fuel supply system provides inflammable mixture through turning round axle journal space on every side to the working room.
This machine adopts the two-stroke loop scavenging, and precompressed is carried out to working medium in the space that utilization is turned round around the axle journal, and turning round has flywheel (not drawing among the figure) on the axle.
This machine piston pivot angle β with the pass of turning round Shaft angle φ is:
β＝Arc tg（tgαsinφ）
The same precedent of symbolic significance in the formula.
Fig. 6 is the sectional view as the swinging reciprocating piston machine of gas compressor that proposes according to the present invention.
The cylinder hole of the cylinder body of this machine (7) is circular, and inlet hole is arranged on the cylinder body.Working room (6) has the valve (9) of sheet, piston (1) by wrist pin (2) with turn round the wobble heads (3) of axle on (4) and connect.
Turn round axle and rotate, order about reciprocating motion of the pistons.When piston retreated to inlet hole and appears, ambient atmos entered the working room; After piston proceeded to inlet hole and covered, the working medium in the working room was compressed and discharges through the valve (9) of the sheet of working room, so repeats.
This machine piston displacement S with the pass of turning round Shaft angle φ is:
s＝k tgαsinφ
The same precedent of symbolic significance in the formula.
The swinging reciprocating piston machine as pump or oil motor that proposes according to the present invention, its piston can be the bar shape.Just with plunger and wobble heads with turn round axle and match, constitute the principal organ of this piston machine.
What needs were clear and definite a bit is, swinging reciprocating piston machine is a kind of piston machine that development is come out on the basis of modern reciprocating piston machine, its hypotaxis, as: at aspects such as distribution, fuel supply, igniting, cooling, lubricated, sealing, starting, superchargings, still need to use the mature technology and the structure of modern reciprocating piston machine.
Fig. 7 is used to process the plan view of turning round the special purpose machine tool of axle of the present invention.
Wobble heads (3) is equipped with in turning round on the axle (4) of this lathe, and the bar portion of wobble heads is bearing in horizontal position by horizontal rotation frame (21), and can rotate around center of circle B.Wave the end of head rod, have one perpendicular with the determined plane of axis of waving head rod portion axis and wobble heads axle sleeve, and the vertical swing arm (10) that is fixed together with bar portion.Universal joint (12) (or spherical linkage) is equipped with at the two ends of revolution pull bar (11), links with the vertical swing arm with rocking carrier of vertical swing arm (10) (13) respectively.Position from figure, two universal joints and center of circle A, B constitute parallelogram.The horizontal axis vertical fixing of vertical swing arm of rocking carrier (13) and rocking carrier (14) together.Rocking carrier (14) is by can be around the supporting of the bearing on the carriage that center of circle A rotates, the rotatingshaft axis of carriage and rocking carrier horizontal axis axis normal, and carriage is supported by lathe bed (19).Have on the rocking carrier (14) and can make machining tool (15) (emery wheel or milling cutter etc.) along rocking carrier horizontal axis axis and the slide carriage (16) that moves with the vertical direction of vertical swing arm again along the perpendicular while.Workpiece (17) is by the chuck chucking, and chuck is bearing on the bed surface (18) by bearing, and bed surface can slide along lathe bed (19), and chuck links with turning round axle (4) by spline housing (20), turns round axle and is bearing on the lathe bed by bearing.
Fig. 8 is that the C of Fig. 7 is to view.
Swinging pull bar (22) among the figure is and revolution pull bar (11) the length pull bar identical with structure, and the universal joint at these pull bar two ends (or spherical linkage) links with the lower end of the vertical swing arm with rocking carrier of vertical swing arm (10) (13) respectively.4 universal joints constitute parallelogram.
When motor drives when turning round axle (4) and rotating through gearbox (not drawing among the figure), workpiece (17) rotates with it synchronously, simultaneously, wobble heads drives vertical swing arm (10), revolution pull bar (11) and swing pull bar (22) etc., make rocking carrier (14) keep synchronous with the swing of wobble heads (3) at level and vertical both direction, handle slide carriage (16) and make machining tool (15) contact workpiece (17) gradually, can process the required axle journal of turning round.Be designed to adjustablely if turn round the inclination alpha of turning round of axle, then can process the axle of turning round that difference is turned round the inclination angle as required.
Fig. 9 is the plan view of chuck special of curved surface that is used to process the cylinder hole broaching tool of piston of the present invention and processing cylinder body.
This chuck has the gripping mechanism (25) of chucking workpiece, and gripping mechanism is fixed on the curved surface slide unit (28) of chuck body (24).The worm gear gear teeth are arranged on the curved surface slide unit, and under the drive of worm screw (27), the curved surface slide unit can move around the centre of curvature of slide unit guiding groove.The screw thread of the other end of worm screw (27) and the nut of counterweight link, and this counterweight can move under the drive of worm screw (27).Worm gear on the worm screw (27) is driven by middle worm screw (26), and worm gear is equipped with in the end of middle worm screw (26), and the worm screw on this worm gear and the stepper motor links.Worm screw is by the supporting of the bearing on the chuck body, and stepper motor is fixed on the chuck body.
When chuck is contained on the lathe when driving Workpiece Rotating, with lathe tool or emery wheel gradually contact workpiece can process.When stepper motor rotated, workpiece can change processed position with the change of curved surface slide unit position, and counterweight is also done corresponding moving simultaneously.
Claims (11)
1, a kind of reciprocating piston machine, it is swinging reciprocating piston machine, these facility have cylinder body (7), working room (6) and piston (1), it is characterized in that piston (1) connects with wobble heads (3) machinery is moving, wobble heads (3) is porose, the borehole jack of wobble heads (3) is being turned round on the axle journal, and turning round axle journal is to turn round the axle journal that has the inclination alpha turned round on the axle (4), and the main journal of turning round axle (4) is supported by the main journal bearing.
2, a kind of reciprocating piston machine, it is swinging reciprocating piston machine, these facility have cylinder body (7), working room (6) and piston (1), it is characterized in that piston (1) connects by moving with its same wobble heads of member that links (23) (3) machinery, wobble heads (3) is porose, the borehole jack of wobble heads (3) is being turned round on the axle journal, and turning round axle journal is to turn round the axle journal that has the inclination alpha turned round on the axle (4), and the main journal of turning round axle (4) is supported by the main journal bearing.
3, piston machine according to claim 1 and 2 is characterized in that the valve that working room (6) has the Control work Medium Replacement.
4,, it is characterized in that having the working medium passage (29) that can be covered on the cylinder body (7) along with moving of piston (1) according to claim 1,2 or 3 described piston machine.
5,, it is characterized in that all there is directly the surface that contacts and bear its pressure with working room (6) interior working medium at piston (1) two ends according to described any one piston machine of claim 1 to 4.
6,, it is characterized in that the cylinder axially bored line of cylinder body (7) is an arcuation according to described any one piston machine of claim 1 to 5.
7,, it is characterized in that working room (6) has fuel supply system (5) according to described any one piston machine of claim 1 to 6.
8,, it is characterized in that working room (6) has the igniting system that the working medium in working room (6) can be lighted according to described any one piston machine of claim 1 to 7.
9,, it is characterized in that piston (1) is the bar shape according to described any one piston machine of claim 1 to 5.
10, a kind of lathe of turning round axle (4) that is used to process described any one piston machine of claim 1 to 9, this lathe has workpiece clamping device, drive unit, lathe bed (19) and machining tool (15), it is characterized in that machining tool (15) is installed on the rocking carrier (14), rocking carrier (14) keeps and wobble heads (3) all swings synchronously on mutually perpendicular both direction of turning round on the axle journal by synchronizer, turning round axle journal is to turn round the axle journal that has the inclination alpha turned round on the axle (4), and the rotating speed of turning round axle (4) equates with the rotating speed of workpiece clamping device.
11, the chuck special of the cylinder hole broaching tool of a kind of piston (1) that is used to process described any one piston machine of claim 1 to 8 and cylinder body (7), this chuck has the chuck body (24) that can link with rotary member, it is characterized in that being equipped with on the chuck body (24) can be under the driving of drive unit, the curved surface slide unit (28) with workpiece clamping device (25) that the centre of curvature of the slip surface on chuck body (24) moves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93104515 CN1087700A (en) | 1993-04-19 | 1993-04-19 | Swinging reciprocating piston machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93104515 CN1087700A (en) | 1993-04-19 | 1993-04-19 | Swinging reciprocating piston machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1087700A true CN1087700A (en) | 1994-06-08 |
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ID=4985222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93104515 Pending CN1087700A (en) | 1993-04-19 | 1993-04-19 | Swinging reciprocating piston machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1087700A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359962A (en) * | 2019-07-17 | 2019-10-22 | 顾新钿 | A kind of air motor |
-
1993
- 1993-04-19 CN CN 93104515 patent/CN1087700A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359962A (en) * | 2019-07-17 | 2019-10-22 | 顾新钿 | A kind of air motor |
| CN110359962B (en) * | 2019-07-17 | 2021-01-05 | 顾新钿 | Pneumatic motor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |