CN102162242A - Rotary squeeze-expansion supporting disk machine - Google Patents
Rotary squeeze-expansion supporting disk machine Download PDFInfo
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- CN102162242A CN102162242A CN 201010110712 CN201010110712A CN102162242A CN 102162242 A CN102162242 A CN 102162242A CN 201010110712 CN201010110712 CN 201010110712 CN 201010110712 A CN201010110712 A CN 201010110712A CN 102162242 A CN102162242 A CN 102162242A
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Abstract
The invention discloses a rotary squeeze-expansion supporting disk machine. The rotary squeeze-expansion supporting disk machine comprises an extension rod (8), a power head (4) which is connected with the lower end of the extension rod (8) and used for providing rotation power, squeeze-expansion oil cylinder components (18 and 27) which are connected with a power head output shaft (34) and used for providing expansion power, and a squeeze-expansion mechanism capable of rotating and expanding under the action of the rotation power and the expansion power; and the squeeze-expansion mechanism is arranged at the peripheries of the squeeze-expansion oil cylinder components (18 and 27), expanded and opened under the driving of power provided by retraction of moving parts of the squeeze-expansion oil cylinder components (18 and 27). A caisson pile formed by using the rotary squeeze-expansion supporting disk machine is normal and neat in shape and reliable in quality; moreover, the equipment has low production cost, and is economic and practical; moreover, the mechanical structure is rational and the working performance is reliable.
Description
Technical field
The present invention relates to a kind of former that is used for the squeezed variable-diameter cast-in-situ pile of pile foundation engineering, the squeezed reducing branch tray machine of particularly a kind of rotation.
Background technology
High speed development along with Chinese national economy, the bridge of speedway, high-speed railway, high level, super high rise building, large span, venue, factory building project are increased sharply, and people develop seabeach, river, swamp land etc. more and more as building land, and building pile foundation market is increasing to the pile foundation demand of high-quality, high efficiency, high load.At present, more being used of squeezed reducing stake, now developmental research the plant equipment of multiple squeezed reducing stake, for example, the patent No. is the Chinese patent of ZL 98102841.1, disclose a kind of all-intelligent multifunctional hydraulic extruding extender, it is made up of hydraulic jack, squeezed mechanism, piston etc., can form the dish-type that squeezes, expands moulding under the hole.But the squeezed arm of this device does not have dish chamber scraping, clearing function, moulding is imperfect, resilience because of soil, make into the dish diameter and need calculate correction, simultaneously, do not possess the function that increases initial angle, squeezed difficulty in than hardpan, when the dregs of bottom, cleaning stake hole, need be equipped with another set of equipment, the extruding-spreading device inefficiency.
The patent No. is that the Chinese patent of ZL 03271253.7 discloses a kind of multi-dimension squeezed penetration piling machine, comprises compositions such as hydraulic jack, squeezed mechanism, hydraulic motor, reductor, cleaning plant.Upper and lower piston in the oil cylinder and piston rod possess reciprocating motion and two kinds of functions of gyration, thereby drive squeezed mechanism and finish dish chamber squeezed, the scraping moulding successively, in addition also by being installed in the cleaning plant of squeezed forming machine bottom, the cleaning of sediment at the bottom of the realization hole.This multi-dimension squeezed penetration piling machine all can carry out one-time continuous scraping campaign after each squeezed one-tenth dish is finished, guaranteed that the forming disk chamber is regular, and reached design code.But the cleaning plant of this forming machine is installed in squeezed forming machine bottom, and when carrying out squeezed operation in bottom, stake hole, dish chamber bottom promptly still has one section to be straight hole apart from the certain distance in bottom, stake hole in stake Kongzui bottom, can't expand the end in the least significant end in stake hole; This forming machine also carries out a scraping campaign after carrying out squeezed one-tenth dish in addition, and dish chamber surrounding soil is carried out disturbance, and the compacted effect before making reduces.
Publication number is that the Chinese patent of CN 1948700A discloses a kind of rotary excavating extruding expanding drilling machine and worker's method thereof, this rotary excavating extruding expanding drilling machine is by vehicle body and control system, mast, elevator, support set, squeezed oil cylinder, drilling rod, unit head, rotary-expanding arm and revolve bucket and form up and down, during work, unit head drives and revolves the bucket rotation, vertically hole, when piercing certain depth, rotary-expanding arm is opened gradually up and down, the soil body is pushed, revolve and extrude an expansion die cavity.But, this rotary excavating extruding expanding drilling machine is located on the fuselage owing to unit head, must transmit rotary torsion through drilling rod, make complicated in mechanical structure, involve great expense, and owing to revolve and expand the part hydraulic oil pipe that problem is set is unresolved and revolve and expand mechanism and can't bear and revolve bucket and revolve rotary torsion required when digging, so should be difficult to put in the normal engineering construction by machinery.
Summary of the invention
Purpose of the present invention is exactly the problem that exists at above-mentioned prior art, a kind of rotation extruding-enlarging branch tray machine is provided, utilize the rotation of squeezed arm to carry out continuous scraping, continuous squeezed operation is carried out in opposite spin, and in scraping, squeezed operation, realize the clear hole function of mud circulation, sediment displacement, form regular, the reliable quality extruding-enlarging branch tray castinplace pile of shape.
For realizing purpose of the present invention, provide following technical scheme:
A kind of rotation extruding-enlarging branch tray machine comprises: extension bar; Link to each other with the extension bar lower end and to be used to provide the unit head of rotary power; Link to each other with the unit head output shaft and to be used to provide the squeezed cylinder component of expansion power; And under the effect of rotary power and expansion power the squeezed mechanism that can be rotated and expand, squeezed mechanism be arranged in described squeezed cylinder component around, and under the power that the moving component retraction of squeezed cylinder component provides drives, expand and open.
Wherein, squeezed mechanism comprises the squeezed worker's arm of at least two groups, and is uniform around squeezed cylinder component, and every group of squeezed worker's arm has the upper and lower squeezed worker's arm that connects by bearing pin, and a side of its squeezed work plane is equipped with cutter; The described installed inside of squeezed worker's arm down has the mud wake turbulence wing.
Wherein, squeezed cylinder component has squeezed oil cylinder and moving component, and described moving component comprises: the piston rod of squeezed oil cylinder, and by spline package on oil cylinder and the expansion coupling universal driving shaft that is connected with described piston rod.
Wherein, be set with the rotary press head that is connected with the top flange of described squeezed oil cylinder on the unit head, squeezed worker's arm pin-and-hole seat is installed on it; The lower end of described expansion coupling universal driving shaft is equipped with down squeezed worker's arm pin-and-hole seat; Described upper end of squeezed worker's arm links to each other with last squeezed worker's arm pin-and-hole seat by bearing pin, and the lower end of described squeezed worker's arm down links to each other with following squeezed worker's arm pin-and-hole seat by bearing pin.
Particularly, be provided with oil sealing between the shell of the top of described rotary press head and described unit head.
Wherein, squeezed oil cylinder upper end is equipped with squeezed worker's arm pin-and-hole seat, and the lower end of described expansion coupling universal driving shaft is equipped with down squeezed worker's arm pin-and-hole seat; Described upper end of squeezed worker's arm links to each other with last squeezed worker's arm pin-and-hole seat by bearing pin, and the lower end of described squeezed worker's arm down links to each other with following squeezed worker's arm pin-and-hole seat by bearing pin.
Wherein, be connected with Drive ratchet by the bar shaped key on the unit head output shaft; Squeezed oil cylinder top flange middle part is provided with petal flange, with petal tooth complementary fit on the Drive ratchet, thereby described squeezed oil cylinder is linked to each other with described unit head output shaft.
Particularly, be filled with the buffering blob of viscose between described petal flange and the described petal tooth.
Wherein, the squeezed work plane of described upper and lower squeezed worker's arm is the arcwall face that has certain gradient; Described upper end and the described lower end of squeezed worker's arm down of squeezed worker's arm is respectively equipped with squeezed worker's arm crossette, and its end face is concentric circle arc plane with center, upper and lower squeezed worker's arm pin-and-hole seat pin hole respectively; The described mud wake turbulence wing and described down squeezed worker's arm and have a curved surface at angle at least.
In addition, be set with on the unit head mud tube swivel joint that links to each other with mud tube with the oil inlet pipe of squeezed oil cylinder, the oil pipe swivel joint that oil return pipe links to each other.
Particularly, unit head is the combination of submersible motor, hydraulic motor, motor or reductor and above-mentioned power form.
In addition, also comprise flat shape carriage or conical bracket or the drill bit that is fixed on described expansion coupling universal driving shaft bottom.
Particularly, the rotation extruding-enlarging branch tray machine moves with the form of vehicle-mounted or hydraulic moving mechanism.
The beneficial effect of rotation extruding-enlarging branch tray machine of the present invention embodies in the following areas:
(1) power of unit head output is directly passed to the acting parts, has optimized mechanical structure form.
(2) rotary press head that is provided with between unit head and the oil cylinder is the rotary torsion of function uniqueness and the member that the squeezed power of hydraulic pressure organically combines.
(3) setting of expansion coupling universal driving shaft has realized that the rotary torsion of oil cylinder directly is delivered to piston rod bottom synchronously, has ensured the rotation scraping of upper and lower squeezed worker's arm, squeezed, clear hole function.
(4) in the following inboard of squeezed worker's arm the mud wake turbulence wing is set and rotates, make behind the scraping or the squeezed dregs bump mud wake turbulence wing that gets off to be milled into tiny dregs particle, for condition has been created in mud circulation, sediment displacement by squeezed worker's arm down with squeezed worker's arm; On the other hand, mud liquid produces powerful rising eddy flow in the feasible stake of the mud wake turbulence wing of the rotation hole, for particle on the refinement slag provides rising power, thereby has ensured the circulation of mud and the displacement of sediment.
(5) go up squeezed worker's arm upper end, squeezed worker's arm lower end is symmetrical down is provided with squeezed worker's arm crossette, has increased the moment that squeezed worker's arm bears the reaction force of the squeezed foundation soil that brings of rotation.
(6) working depth, visual, the squeezed drilling depth adjustable in pressure of squeezed penetration rate; The rotary speed of unit head output can be electrodeless variable-speed; Wake turbulence wing angle, wake turbulence wing size, adjustable, interchangeable.
(7) utilize the rotation of squeezed worker's arm to realize continuous scraping, the operation of squeezed, clear hole, regular, the reliable in quality of hole enlargement shape of formation, can be in stone foundation soil construction operation.
(8) fast, cheap, economical and practical, the reasonable mechanical structure of automaticity height, speed of application, reliable working performance.
Description of drawings
Fig. 1 is that the present invention rotates the extruding-enlarging branch tray machine structural representation;
Fig. 1 a is the partial sectional view among Fig. 1;
Fig. 2 is the enlarged diagram that the present invention rotates the squeezed oil cylinder of extruding-enlarging branch tray machine;
Fig. 2 a is the schematic top plan view of squeezed oil cylinder;
Fig. 2 b is the schematic diagram that the present invention rotates the Drive ratchet that uses in the extruding-enlarging branch tray machine;
Fig. 3 is the partial sectional view that the present invention rotates the expansion coupling universal driving shaft of extruding-enlarging branch tray machine;
Fig. 3 a is the schematic top plan view of expansion coupling universal driving shaft;
Fig. 4 is the three-dimensional effect diagram of upper and lower squeezed worker's arm of the present invention;
Fig. 4 a is the schematic diagram of the squeezed work plane of upper and lower squeezed worker's arm;
Fig. 4 b is the sectional view of A-A among Fig. 4 a;
Fig. 5 is the schematic diagram of conical bracket of the present invention;
Fig. 6 is the schematic diagram of flat shape carriage of the present invention;
Fig. 7 is the structural representation that bottom of the present invention is fixed with the rotation extruding-enlarging branch tray machine of drill bit;
Fig. 8 is the structural representation that the present invention rotates extruding-enlarging branch tray machine embodiment two.
Description of reference numerals: 4-unit head; The 7-drill bit; The 8-extension bar; The 9-oil inlet pipe; The 10-oil return pipe; 11-oil pipe swivel joint; The 12-mud tube; 13-mud tube swivel joint; 17-oil cylinder flange; The squeezed oil cylinder of 18-; The last squeezed worker's arm of 19-; Squeezed worker's arm under the 20-; The last squeezed worker's arm pin-and-hole seat of 21-; Squeezed worker's arm pin-and-hole seat under the 22-; The 23-rotary press head; The 24-Drive ratchet; Petal tooth of 24a-; The petal flange of 25-; 26-cushions blob of viscose; 27-expansion coupling universal driving shaft; The 28-piston rod; 29-piston rod pin-and-hole seat; The 30-mud wake turbulence wing; The 31-hard alloy cutter; 34-unit head output shaft; 35-bar shaped key; The 39-sealing ring; The 40-oil sealing; The squeezed work plane of 41-; The 45-bearing pin; The squeezed worker's arm of 47-crossette; The 48-upper bearing (metal); The 49-lower bearing; 50a, 50b-piston rod connect pin-and-hole; The 51-conical bracket; The flat shape carriage of 52-.
The specific embodiment
Embodiment one
The present invention rotates shown in the extruding-enlarging branch tray machine structure chart as Fig. 1, and the rotation extruding-enlarging branch tray machine comprises: extension bar 8; Link to each other with extension bar 8 lower ends and to be used to provide the unit head 4 of rotary power; Link to each other with the output shaft 34 of unit head and to be used to provide the squeezed cylinder component of expansion power; And under the effect of rotary power and expansion power the squeezed mechanism that can be rotated and expand, squeezed mechanism be arranged in described squeezed cylinder component around, and under the power that the moving component retraction of squeezed cylinder component provides drives, expand and open.
Wherein, squeezed mechanism comprises the squeezed worker's arm of at least two groups, squeezed worker's arm is three groups in the present embodiment, circumference uniform distribution around squeezed cylinder component, every group of squeezed worker's arm has the upper and lower squeezed worker's arm 19,20 that connects by bearing pin, one side of its squeezed work plane 41 is equipped with cutter, and the installed inside of squeezed worker's arm 20 has the mud wake turbulence wing 30 down.
Wherein, squeezed cylinder component has squeezed oil cylinder 18 and moving component, and described moving component comprises: the piston rod 38 of squeezed oil cylinder 18, and by spline package on oil cylinder and the expansion coupling universal driving shaft 27 that is connected with described piston rod.
As shown in Figure 1a, rotary press head 23 is equipped with by bearing holder (housing, cover) in the lower end of unit head 4, and the bottom of rotary press head is connected with the top flange of squeezed oil cylinder 18, is provided with oil sealing 40 between the shell of the top of rotary press head and unit head 4.Rotary press head 23 is provided with squeezed worker's arm pin-and-hole seat 21, the lower end of expansion coupling universal driving shaft 27 is provided with down squeezed worker's arm pin-and-hole seat 22, the upper end of going up squeezed worker's arm 19 and last squeezed worker's arm pin-and-hole seat 21 are connected by bearing pin, and the lower end of following squeezed worker's arm 20 and time squeezed worker's arm pin-and-hole seat 22 are connected by bearing pin.When the squeezed oil cylinder 18 of unit head 4 drives rotates, just driven rotary pressure head 23 and expansion coupling universal driving shaft 27 rotate squeezed oil cylinder 18 simultaneously, then drive squeezed worker's arm rotation, thereby realize the rotation scraping of squeezed worker's arm and squeezed operation, simultaneously, the piston rod of squeezed oil cylinder 18 upwards bounces back when entering in the oil cylinder, drives upper and lower squeezed worker's arm and progressively opens, so that realize the expansion of squeezed worker's arm.
As Fig. 1 a, shown in Figure 2, the top of squeezed oil cylinder 18 is provided with oil cylinder flange 17, the top of flange 17 is provided with petal flange 25 (shown in Fig. 2 a), be connected with Drive ratchet 24 by unit head output shaft bar shaped key on the output shaft 34 of unit head 4, Drive ratchet 24 has four petal tooth 24a (shown in Fig. 2 b), the shape of petal flange 25 just with four petal tooth complementary fit, be that petal flange 25 just snaps in four neutral gear 24b between petal tooth 24a, be provided with buffering blob of viscose 26 between petal flange 25 and petal tooth, bump when rotating between the petal flange 25 of Drive ratchet 24 and squeezed oil cylinder 18 with buffering unit head 4, its outer sealing ring 39 that is provided with, so just, the output shaft 34 of squeezed oil cylinder 18 with unit head coupled together, unit head output shaft 34 just can drive squeezed oil cylinder 18 rotations when rotating.
The bottom of rotary press head 23 is connected with the position of flange 17 outside sealing ring, thereby rotary press head 23 is connected with squeezed oil cylinder 18, and forming the seal cavity of forming by the flange 17 of rotary press head 23 and squeezed oil cylinder, Drive ratchet 24 and 25 sealings of petal flange are (as shown in Figure 1a) within it.The bottom of the piston rod 28 of oil cylinder is provided with and connects pin-and-hole 50a, so that connect expansion coupling universal driving shaft 27 by bearing pin.
As Fig. 3, shown in the 3a, expansion coupling universal driving shaft 27 has cylindrical structure, its inner chamber is provided with two-piston lever pin hole seat 29 along the vertical direction of the pin-and-hole 50a that offers bottom piston rod, establish pin-and-hole 50b on the pin-and-hole seat, when being sleeved on expansion coupling universal driving shaft 27 on the squeezed oil cylinder 18, spline fitted between the upper end inwall of expansion coupling universal driving shaft 27 and the outer wall of squeezed oil cylinder, the piston rod 28 of oil cylinder inserts in the expansion coupling universal driving shaft, between the connection pin-and-hole 50a of piston rod bottom just inserts two pin-and-hole seats 29 in the expansion coupling universal driving shaft 27, and with pin-and-hole seat 29 on pin-and-hole 50b to it, at pin-and-hole 50a, insert bearing pin in the 50b, thereby the bottom and the expansion coupling universal driving shaft 27 of piston rod 28 coupled together.
When unit head output shaft 34 rotates, Drive ratchet 24 just rotates thereupon, drive petal flange 25 rotations with its complementary fit, because petal flange and squeezed oil cylinder are connected as a single entity, therefore squeezed oil cylinder 18 also rotates thereupon, and the bottom of rotary press head 23 is connected with the flange of squeezed oil cylinder, just driven rotary pressure head rotation when therefore squeezed oil cylinder rotates, on the other hand, expansion coupling universal driving shaft 27 spline fitted are sleeved on the squeezed oil cylinder 18 and with piston rod 28 bottom bearing pins and are connected, therefore, expansion coupling universal driving shaft 27 can only move vertically relative to squeezed oil cylinder 18 and can not be around axial rotation, when squeezed oil cylinder rotated, expansion coupling universal driving shaft 27 just can rotate with oil cylinder, like this, just driven rotary pressure head 23 and expansion coupling universal driving shaft 27 rotate simultaneously in the rotation of squeezed oil cylinder, the bottom of rotary press head and expansion coupling universal driving shaft is connected respectively, following squeezed worker's arm, therefore, the rotation of rotary press head and expansion coupling universal driving shaft just drives, down squeezed worker's arm rotates.So just, the outputting torsion of having realized unit head is successively by Drive ratchet-petal flange-squeezed oil cylinder-rotary press head and expansion coupling universal driving shaft-upper and lower squeezed worker's arm pin-and-hole seat, arrive the transmittance process of upper and lower squeezed worker's arm at last, thereby realized the spinfunction of rotation extruding-enlarging branch tray machine.
Equally, because expansion coupling universal driving shaft 27 spline fitted are sleeved on the squeezed oil cylinder 18 and with piston rod 28 bottom bearing pins and are connected, therefore, expansion coupling universal driving shaft 27 can only move vertically relative to squeezed oil cylinder 18 and can not be around axial rotation, when piston rod 28 upwards is retracted in the oil cylinder, drive expansion coupling universal driving shaft 27 and also move up, following squeezed worker's arm upwards shrinks, make upper and lower squeezed worker's arm progressively open, thereby realize scraping, the squeezed function of extruding-enlarging branch tray machine.
Again as shown in Figure 1, the outside that unit head 4 is positioned on the rotary press head 23 is set with oil pipe swivel joint 11, mud tube swivel joint 13 successively, oil pipe swivel joint 11 is connected with oil return pipe 10 with the oil inlet pipe 9 of squeezed oil cylinder respectively, and oil circuit still keeps unimpeded when guaranteeing the rotation of squeezed oil cylinder; Mud tube swivel joint 13 is connected with mud tube 12, one end of mud tube 12 leads to the bottom of rotation extruding and expanding machine, the other end links to each other with the slush pump 5 of being located at rotation extruding and expanding machine vehicle body, still keep unimpeded so that guarantee squeezed arm mud tube when rotary work, and constantly inject mud liquid to bottom, stake hole, make mud liquid produce the sediment that will in the squeezed course of work of rotation, produce under the effect of powerful rising eddy flow in the rotation of the mud wake turbulence wing and discharge the stake hole.
The present invention rotates the combination of the unit head 4 of extruding-enlarging branch tray machine for submersible motor, hydraulic motor, motor or reductor and above-mentioned power form.
Below in conjunction with 4,4a, 4b describe the structure that the present invention rotates upper and lower squeezed worker's arm of extruding-enlarging branch tray machine.
Shown in three-dimensional effect diagram, the squeezed worker's arm of Fig. 4 a work plane schematic diagram and Fig. 4 b of the squeezed worker's arm of Fig. 4, going up squeezed worker's arm 19 is connected by bearing pin 45 with following squeezed worker's arm 20, go up the upper end of squeezed worker's arm 19 and the lower end of following squeezed worker's arm and be respectively equipped with squeezed worker's arm crossette 47, its end face is concentric circle arc plane with the pin-and-hole center of upper and lower squeezed worker's arm pin-and- hole seat 21,22 respectively, bottom, the top cambered surface in upper and lower squeezed worker's arm pin-and-hole seat pin hole are and pin-and-hole center concentric cambered surface, and with the cambered surface axial sliding fit of squeezed worker's arm crossette end face.The squeezed work plane 41 of upper and lower squeezed worker's arm is for having the arcwall face of certain gradient, shown in Fig. 4 b.One face down bonding of squeezed work plane 41 is connected to hard alloy cutter 31, and when squeezed worker's arm during along the rotation of direction, hard alloy cutter 31 carries out the operation of the cylindrical stake of scraping hole inwall soil layer; When squeezed worker's arm during along the rotation of another direction, 41 pairs of soil layers of squeezed work plane carry out compacted operation.For example, the hard alloy cutter shown in Fig. 4 a 31 is welded on the right side of squeezed work plane 41.The piston rod contraction upper and lower squeezed right handed while of worker's arm of drive of the rotary power of unit head output shaft 34 outputs and squeezed oil cylinder expands gradually and opens, and hard alloy cutter 31 carries out the vertically work on the upper strata of stake hole inwall of scraping; After scraping work is finished, unit head output shaft 34 drives upper and lower squeezed worker's arm again and counterclockwise rotates, when rotating, the soil layer after 41 pairs of scrapings of the squeezed work plane of upper and lower squeezed worker's arm carries out continuous compacted compacting work, until forming the regular hole enlargement body opening of shape.
Again as shown in Figure 4, three down the inboard of squeezed worker's arms 20 (a promptly relative side) with squeezed work plane 41 be fixedly welded with the mud wake turbulence wing 30 respectively, the mud wake turbulence wing 30 has certain curvature (shown in Fig. 4 a), it has a certain degree (shown in Fig. 4 b) angle of the wake turbulence wing and wake turbulence wing adjustable size, interchangeable with following squeezed worker's arm 20 shapes.When squeezed worker's arm rotates scraping, three mud wake turbulence wings 30 also rotatablely move, hard alloy cutter 31 is scraped the dregs bump mud wake turbulence wing 30 and the following squeezed worker's arm 20 that chip away and is milled into tiny dregs particle, mix formation mud liquid with the liquid that constantly injects in the machine hole, 30 rotations of the mud wake turbulence wing make mud liquid produce powerful rising eddy flow, for mud liquid provides rising power, mud liquid rises and discharges from the stake hole, has possessed perfect clear hole deslagging function when having realized rotation extruding-enlarging branch tray machine rotation extruding-enlarging branch tray.
In addition, rotation extruding-enlarging branch tray machine of the present invention can also comprise the carriage that is fixed on expansion coupling universal driving shaft 27 lower ends, can be conical bracket 51, and its bottom is taper, as shown in Figure 5.
Wherein, the carriage that is fixed on expansion coupling universal driving shaft 27 lower ends also can be flat shape carriage 52, and its bottom is a level, as shown in Figure 6.
In addition, rotation extruding-enlarging branch tray machine of the present invention can also comprise the drill bit 7 that is fixed on expansion coupling universal driving shaft 27 lower ends, as shown in Figure 7.
Rotation extruding-enlarging branch tray machine of the present invention can adopt the form of vehicle-mounted or hydraulic moving mechanism to move.
Embodiment two
Shown in Fig. 8 embodiment of the invention two rotation extruding-enlarging branch tray machine structure charts, the rotation extruding-enlarging branch tray machine comprises extension bar 8; Link to each other with extension bar 8 lower ends and to be used to provide the unit head 4 of rotary power; Link to each other with the output shaft 34 of unit head and to be used to provide the squeezed cylinder component of expansion power; And the squeezed mechanism that under the effect of rotary power and expansion power, can be rotated and expand, squeezed cylinder component is positioned at the centre of squeezed mechanism.
Wherein, squeezed mechanism comprises the squeezed worker's arm of at least two groups, squeezed worker's arm is three groups in the present embodiment, circumference uniform distribution around squeezed cylinder component, every group of squeezed worker's arm has the upper and lower squeezed worker's arm 19,20 that connects by bearing pin, one side of its squeezed work plane is equipped with cutter, and the installed inside of squeezed worker's arm 20 has the mud wake turbulence wing 30 down.
Wherein, squeezed cylinder component comprises: squeezed oil cylinder 18, and by spline package on oil cylinder and the expansion coupling universal driving shaft 27 that is connected with the piston rod 28 of oil cylinder.
As shown in Figure 8, squeezed oil cylinder 18 upper ends are equipped with squeezed worker's arm pin-and-hole seat 21, and the piston rod of expansion coupling universal driving shaft 27 and squeezed oil cylinder 18 28 links to each other in the bottom, and the lower end of expansion coupling universal driving shaft 27 is equipped with down squeezed worker's arm pin-and-hole seat 22; The soil end of going up squeezed worker's arm 19 links to each other with last squeezed worker's arm pin-and-hole seat 21 by bearing pin, and the lower end of following squeezed worker's arm 20 links to each other with following squeezed worker's arm pin-and-hole seat 22 by bearing pin.When the squeezed oil cylinder 18 of unit head 4 drives rotates, last squeezed worker's arm pin-and-hole seat 21 and expansion coupling universal driving shaft 27 that squeezed oil cylinder 18 drives on it rotate, then drive upper and lower squeezed worker's arm 19,20 rotations, thereby realize the rotation scraping of squeezed worker's arm and squeezed operation, simultaneously, the piston rod of squeezed oil cylinder 18 upwards bounces back when entering in the oil cylinder, drives upper and lower squeezed worker's arm and progressively opens, so that realize the expansion of squeezed worker's arm.
Other structure of the rotation extruding-enlarging branch tray machine of present embodiment is identical with embodiment one, no longer repeats at this.
Although above the present invention is had been described in detail, the invention is not restricted to this, those skilled in the art of the present technique can carry out various modifications according to principle of the present invention.Therefore, all modifications of doing according to the principle of the invention all should be understood to fall into protection scope of the present invention.
Claims (10)
1. one kind is rotated extruding-enlarging branch tray machine, it is characterized in that comprising:
Extension bar (8);
The unit head (4) that links to each other and be used to provide rotary power with extension bar (8) lower end;
Link to each other with unit head output shaft (34) and to be used to provide the squeezed cylinder component (18,27) of expansion power; And
The squeezed mechanism that under the effect of rotary power and expansion power, can be rotated and expand, it is characterized in that, squeezed mechanism be arranged in described squeezed cylinder component (18,27) around, and under the power that the moving component of squeezed cylinder component (18,27) retraction provides drives, expand and open.
2. rotation extruding-enlarging branch tray machine as claimed in claim 1, it is characterized in that, described squeezed mechanism comprises the squeezed worker's arm of at least two groups, uniform around squeezed cylinder component, every group of squeezed worker's arm has the upper and lower squeezed worker's arm (19,20) that connects by bearing pin, and a side of its squeezed work plane (41) is equipped with cutter (31); The described installed inside of squeezed worker's arm (20) down has the mud wake turbulence wing (30).
3. rotation extruding-enlarging branch tray machine as claimed in claim 2, it is characterized in that, described squeezed cylinder component (18,27) has squeezed oil cylinder (18) and moving component, described moving component comprises: the piston rod (38) of squeezed oil cylinder (18), and by spline package on oil cylinder and the expansion coupling universal driving shaft (27) that is connected with described piston rod (38).
4. rotation extruding-enlarging branch tray machine as claimed in claim 3 is characterized in that,
Be set with the rotary press head (23) that is connected with the top flange of described squeezed oil cylinder (18) on the described unit head (4), squeezed worker's arm pin-and-hole seat (21) is installed on it; The lower end of described expansion coupling universal driving shaft (27) is equipped with down squeezed worker's arm pin-and-hole seat (22);
Described upper end of squeezed worker's arm (19) links to each other with last squeezed worker's arm pin-and-hole seat (21) by bearing pin, and the lower end of described squeezed worker's arm (20) down links to each other with following squeezed worker's arm pin-and-hole seat (22) by bearing pin.
5. rotation extruding-enlarging branch tray machine as claimed in claim 4 is characterized in that, is provided with oil sealing (40) between the shell of the top of described rotary press head (23) and described unit head (4).
6. rotation extruding-enlarging branch tray machine as claimed in claim 3 is characterized in that,
Described squeezed oil cylinder (18) upper end is equipped with squeezed worker's arm pin-and-hole seat (21), and the lower end of described expansion coupling universal driving shaft (27) is equipped with down squeezed worker's arm pin-and-hole seat (22);
Described upper end of squeezed worker's arm (19) links to each other with last squeezed worker's arm pin-and-hole seat (21) by bearing pin, and the lower end of described squeezed worker's arm (20) down links to each other with following squeezed worker's arm pin-and-hole seat (22) by bearing pin.
7. as the arbitrary described rotation extruding-enlarging branch tray machine of claim 3-6, it is characterized in that,
Described unit head output shaft (34) is gone up and is connected with Drive ratchet (24) by bar shaped key (35);
Described squeezed oil cylinder (18) top flange middle part is provided with petal flange (25), with petal tooth complementary fit on the Drive ratchet, thereby described squeezed oil cylinder (18) is linked to each other with described unit head output shaft (34).
8. rotation extruding-enlarging branch tray machine as claimed in claim 7 is characterized in that, is filled with buffering blob of viscose (26) between described petal flange (25) and the described petal tooth.
9. as the arbitrary described rotation extruding-enlarging branch tray machine of claim 2-6, it is characterized in that,
The squeezed work plane (41) of described upper and lower squeezed worker's arm is for having the arcwall face of certain gradient;
Described upper end and the described lower end of squeezed worker's arm down of squeezed worker's arm is respectively equipped with squeezed worker's arm crossette (47), and its end face is concentric circle arc plane with center, upper and lower squeezed worker's arm pin-and-hole seat pin hole respectively;
The described mud wake turbulence wing (30) and described down squeezed worker's arm and have a curved surface at angle at least.
10. as the arbitrary described rotation extruding-enlarging branch tray machine of claim 1-6, it is characterized in that, be set with on the described unit head (4) the mud tube swivel joint (13) that links to each other with mud tube (12) with the oil inlet pipe (9) of squeezed oil cylinder, the oil pipe swivel joint (11) that oil return pipe (10) links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101107120A CN102162242B (en) | 2010-02-21 | 2010-02-21 | Rotary squeeze-expansion supporting disk machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101107120A CN102162242B (en) | 2010-02-21 | 2010-02-21 | Rotary squeeze-expansion supporting disk machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102162242A true CN102162242A (en) | 2011-08-24 |
| CN102162242B CN102162242B (en) | 2012-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101107120A Expired - Fee Related CN102162242B (en) | 2010-02-21 | 2010-02-21 | Rotary squeeze-expansion supporting disk machine |
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| Country | Link |
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| CN (1) | CN102162242B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561326A (en) * | 2012-03-19 | 2012-07-11 | 董兰田 | Three-branch single-cylinder hydraulic bidirectional expansion-extrusion device |
| CN102953371A (en) * | 2011-08-29 | 2013-03-06 | 中冶交通工程技术有限公司 | Supporting disc squeezing device |
| CN105781424A (en) * | 2016-05-03 | 2016-07-20 | 周兆弟 | Variable-diameter drilling bit mechanism for drill stem |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1234471A (en) * | 1998-07-10 | 1999-11-10 | 贺德新 | All-intelligent multifunctional hydraulic extruding extender |
| CN1948700A (en) * | 2006-10-25 | 2007-04-18 | 贺德新 | Rotary excavating extruding expanding drilling machine and its working method |
| JP2008008077A (en) * | 2006-06-30 | 2008-01-17 | Kotobuki Sangyo:Kk | Expanded root forming method in all casing construction method, and expansion drilling apparatus |
| CN201172817Y (en) * | 2008-04-03 | 2008-12-31 | 祁春伟 | Construction equipment of screw-enlarging support disk filling pile |
-
2010
- 2010-02-21 CN CN2010101107120A patent/CN102162242B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1234471A (en) * | 1998-07-10 | 1999-11-10 | 贺德新 | All-intelligent multifunctional hydraulic extruding extender |
| JP2008008077A (en) * | 2006-06-30 | 2008-01-17 | Kotobuki Sangyo:Kk | Expanded root forming method in all casing construction method, and expansion drilling apparatus |
| CN1948700A (en) * | 2006-10-25 | 2007-04-18 | 贺德新 | Rotary excavating extruding expanding drilling machine and its working method |
| CN201172817Y (en) * | 2008-04-03 | 2008-12-31 | 祁春伟 | Construction equipment of screw-enlarging support disk filling pile |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953371A (en) * | 2011-08-29 | 2013-03-06 | 中冶交通工程技术有限公司 | Supporting disc squeezing device |
| CN102953371B (en) * | 2011-08-29 | 2015-03-25 | 中冶交通工程技术有限公司 | Supporting disc squeezing device |
| CN102561326A (en) * | 2012-03-19 | 2012-07-11 | 董兰田 | Three-branch single-cylinder hydraulic bidirectional expansion-extrusion device |
| CN105781424A (en) * | 2016-05-03 | 2016-07-20 | 周兆弟 | Variable-diameter drilling bit mechanism for drill stem |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102162242B (en) | 2012-11-28 |
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