CN202560108U - Hole-bottom hydraulic cutting saw of ram machine - Google Patents
Hole-bottom hydraulic cutting saw of ram machine Download PDFInfo
- Publication number
- CN202560108U CN202560108U CN2012201723358U CN201220172335U CN202560108U CN 202560108 U CN202560108 U CN 202560108U CN 2012201723358 U CN2012201723358 U CN 2012201723358U CN 201220172335 U CN201220172335 U CN 201220172335U CN 202560108 U CN202560108 U CN 202560108U
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- saw
- hydraulic
- hole
- rock
- cutting
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Abstract
The utility model provides a hole-bottom hydraulic cutting saw of a ram machine, and relates to a rotary ram machine, specifically relates to a cutting saw capable of performing 360 degrees rotary cutting on the rock stratum at bottom of a rotary dug pile hole. The hole-bottom hydraulic cutting saw mainly solves the problems of rock-piercing and rock-penetrating difficulty of rotary controlled drill bits provided on existing rotary ram machines, and low rock-penetrating speed and low efficiency with use of impact hammers or Polo drill bits and barrel saw cutting pick bucket manner. The hole-bottom hydraulic cutting saw of the ram machine is characterized in that: a hydraulic saw assembly is provided at the lower end with a hydraulic saw power head, the hydraulic saw power head is fixed thereon with a saw blade; and the hydraulic saw assembly is fixed thereon with a balancing oil cylinder, and provided at the upper end with a connection groove connected with a telescopic drill rod. The cutting saw provided by the utility model can perform 360DEG rotation at the hole bottom to perpendicularly cut the rock stratum at the hole bottom for multiple times at different positions, has a high rock-penetrating speed, can grind and pick up the cut rock pieces by using a conical drill, and has high working efficiency.
Description
Technical field
The utility model relates to a kind of rotary pile-digging machine, and concrete relating to a kind ofly can be dug the cast-cutting saws that a hole bed rock layer carries out 360 ° of rotation cutting hole bed rock layers revolving.
Background technology
The rotary pile-digging machine of the various models of using at present is in the process of borehole; In case run into the rock stratum; The revolving of its configuration dug drill bit and is difficult to into rock and Chuan Yan, impacts or uses the POLO drill bit or adopt barrel saw cutting pick head mode even use jump bit instead, and it is also extremely slow that it wears rock speed.Generally; Operation in 8 hours wear the rock degree of depth also only in 1 meter; Revolve in addition that to dig a bore dia all bigger, general diameter and does not all have and the supporting major diameter diamond bit of rotary pile-digging machine between 0.6 meter to 2 meters at present both at home and abroad; So building is revolved the technical difficult problem that the rock difficulty is this project operation of wearing of digging an engineering at present always.
Summary of the invention
The purpose of the utility model be propose to above-mentioned deficiency a kind of can revolve dig a hole at the bottom of 360 ° of rotations, it is fast to wear rock speed, hydraulic pressure cast-cutting saw at the bottom of the high stake machine hole of efficient.
The technical solution of the utility model is: the hydraulic pressure cast-cutting saw is at the bottom of the stake machine hole: the lower end of hydraulic saw assembly is provided with the hydraulic saw unit head; Be fixed with saw blade on the hydraulic saw unit head; On the hydraulic saw assembly, be fixed with balancing cylinder, the upper end of hydraulic saw assembly is provided with the link slot that connects telescopic drill rod.
Saw blade described in the technical solution of the utility model vertically is fixed on the hydraulic saw unit head through flange.
Balancing cylinder described in the technical solution of the utility model is provided with four, evenly is fixed on the periphery of hydraulic saw assembly.
The hydraulic pressure cast-cutting saw of the utility model is through the landing and the horizontal direction rotation thereof of telescopic drill rod control hydraulic pressure cast-cutting saw assembly.At the bottom of 4 balancing cylinders make saw blade keep perpendicular to the hole according to the function of its self-balancing when hydraulic saw is at the bottom of falling to the hole, then make saw blade rotation and cutting hole through the hydraulic system of controlling hydraulic saw at the bottom of.Behind saw blade incision set depth, through promoting telescopic drill rod the hydraulic saw assembly is risen to setting height, and put down the hydraulic saw assembly behind the level angle of retrotorsion telescopic drill rod again, and begin once more at the bottom of the cutting hole.The cast-cutting saw of the utility model can 360 ° of rotations at the bottom of the hole, and the perpendicular cuts of diverse location is carried out repeatedly in the rock stratum at the bottom of the hole, and it is fast to wear rock speed, and use the taper drilling tool again instead the sliver of cutting is turned round broken picking up, therefore, high efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the supporting sketch map of the utility model and rotary pile-digging machine.
The specific embodiment
Like Fig. 1, shown in 2; The hydraulic pressure cast-cutting saw comprises hydraulic saw assembly 3, hydraulic saw unit head 4, saw blade 7 and balancing cylinder 5; Hydraulic saw unit head 4 is located at the lower end of hydraulic saw assembly 3; Dispose hydraulic motor on the hydraulic saw unit head 4, the power of this hydraulic motor is supplied with power by another road hydraulic tube system of Spiral digging machine, does not draw among the figure; On hydraulic saw unit head 4, be fixed with saw blade 7; Saw blade 7 vertically is provided with; Be fixed on through flange in the rotating shaft of hydraulic saw unit head 4, evenly be fixed on the periphery of hydraulic saw assembly 3 being provided with 5, four balancing cylinders 5 of balancing cylinder on the hydraulic saw assembly 3; The lower end of each balancing cylinder 5 all is fixed with passive multi-directional ball 6, and the upper end of hydraulic saw assembly 3 is provided with the link slot that connects telescopic drill rod 1.Rotary pile-digging machine mainly comprises main power machines 8, main winch 9, pressurization oil cylinder 10, telescopic drill rod 1, unit head 11 and hydraulic saw assembly 3.Main power machines 8 is Diesel engines; Be connected with wire rope on the main winch 9; One end of wire rope is connected with vertically disposed telescopic drill rod 1 through the pulley on frame top; Adopt universal drive shaft to be connected between wire rope and the telescopic drill rod 1, the other end of telescopic drill rod 1 is connected through connecting pin 2 with the link slot on hydraulic saw assembly 3 tops.On frame, be fixed with pressurization oil cylinder 10, the power of pressurization oil cylinder 10 is provided by the hydraulic means system of Spiral digging machine, does not draw among the figure; On telescopic drill rod 1, be provided with unit head 11; One end of unit head 11 adopts spline to be connected with telescopic drill rod 1, and the other end of unit head 11 is fixed on the frame, and is connected with an end of pressurization oil cylinder 10; Unit head 11 can drive telescopic drill rod 1 and do 360 ° horizontally rotating, and simultaneously can be to telescopic drill rod 1 pressurization.
Operating principle:
Start main power machines 8 during construction; Main power machines 8 drive main winch 9 and telescopic drill rod 1 with hydraulic saw assembly 3 put into revolve dig a hole at the bottom of; After at the bottom of balancing cylinder 5 contact holes of hydraulic saw assembly 3, according to the function of its self-balancing with saw blade 7 adjustment and guarantee it and the straight state of hole dolly.Then the operator of driver's cabin is given the hydraulic circuit fuel feeding of hydraulic saw, and the saw blade 7 of hydraulic saw is begun at the bottom of rotation and the cutting hole.Then loosen the wire rope of main winch 9 again, make 1 one-tenth free falling body state of hydraulic saw assembly 3 and telescopic drill rod.7 one downward power of saw blade are given in deadweight through hydraulic saw assembly 3 and telescopic drill rod 1, perhaps give 1 one an amount of downward power of telescopic drill rod through active force 11, let saw blade 7 when rotating downwards at the bottom of the cutting hole.Cut to the degree of depth of a setting downwards when saw blade 7 after; After upwards bringing up to the height of a setting to telescopic drill rod 1 and hydraulic saw assembly through the master winch system again; Reverse the level angle of telescopic drill rod 1 again through unit head 11; This moment, therefore, this moment, the level angle conversion also took place with the level angle conversion of telescopic drill rod 1 with saw blade 7 in hydraulic saw assembly 3 because hydraulic saw assembly 3 is connected on the telescopic drill rod 1; Then loosen the wire rope of main winch 9 again, let saw blade 7 once more at the bottom of the contact hole and carry out hole undercutting once more and cut.After the perpendicular cuts through diverse location repeatedly at the bottom of the hole, some independently sliver stones have been become at the bottom of the hole in fact.Promote telescopic drill rod 1 then, take off hydraulic saw assembly 3, use hole bed rock sheet that the taper drilling tool will cut instead and turn round broken and pick up rubble, use hydraulic saw afterwards again instead and carry out hole undercutting once more and cut, thereby reach the purpose of wearing rock fast.
Claims (3)
1. hydraulic pressure cast-cutting saw at the bottom of the stake machine hole; It is characterized in that: the lower end of hydraulic saw assembly (3) is provided with hydraulic saw unit head (4); Be fixed with saw blade (7) on the hydraulic saw unit head (4); On hydraulic saw assembly (3), be fixed with balancing cylinder (5), the upper end of hydraulic saw assembly (3) is provided with the link slot that connects telescopic drill rod (1).
2. hydraulic pressure cast-cutting saw at the bottom of the stake machine according to claim 1 hole, it is characterized in that: described saw blade (7) vertically is fixed on the hydraulic saw unit head (4) through flange.
3. hydraulic pressure cast-cutting saw at the bottom of the stake machine according to claim 1 hole, it is characterized in that: described balancing cylinder (5) is provided with four, evenly is fixed on the periphery of hydraulic saw assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201723358U CN202560108U (en) | 2012-04-23 | 2012-04-23 | Hole-bottom hydraulic cutting saw of ram machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201723358U CN202560108U (en) | 2012-04-23 | 2012-04-23 | Hole-bottom hydraulic cutting saw of ram machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202560108U true CN202560108U (en) | 2012-11-28 |
Family
ID=47209773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201723358U Expired - Fee Related CN202560108U (en) | 2012-04-23 | 2012-04-23 | Hole-bottom hydraulic cutting saw of ram machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202560108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375136A (en) * | 2012-04-23 | 2013-10-30 | 襄阳畅勘智能机械有限公司 | Downhole hydraulic cutting saw of pile driver |
-
2012
- 2012-04-23 CN CN2012201723358U patent/CN202560108U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375136A (en) * | 2012-04-23 | 2013-10-30 | 襄阳畅勘智能机械有限公司 | Downhole hydraulic cutting saw of pile driver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20180423 |