CN206830172U - A kind of coal petrography cutting part of heading machine and coal petrography development machine - Google Patents
A kind of coal petrography cutting part of heading machine and coal petrography development machine Download PDFInfo
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- CN206830172U CN206830172U CN201720731184.8U CN201720731184U CN206830172U CN 206830172 U CN206830172 U CN 206830172U CN 201720731184 U CN201720731184 U CN 201720731184U CN 206830172 U CN206830172 U CN 206830172U
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- mechanical arm
- saw blade
- cutting part
- diamond saw
- coal petrography
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Abstract
It the utility model is related to a kind of coal petrography cutting part of heading machine and coal petrography development machine, including a connecting seat, the front end of the connecting seat is provided with guide rail, more than one diamond saw blade cutting part is provided with guide rail, the side of the connecting seat is provided with rotating seat, scalable mechanical arm is provided with rotating seat, the front end of scalable mechanical arm is provided with cutterhead.The utility model coal petrography cutting part of heading machine, traditional cutterhead physical arrangement is changed, employ cutting plus the mode of operation of cut of brand-new design, cooperateed with and crushed using a variety of crumbling methods, crushing efficiency can be improved.Design the coal petrography cutting part of heading machine after improvement more advanced, working effect is more superior, and operating efficiency is greatly improved, with good economic benefit and market value, there is incomparable advantage compared to traditional cutterhead, market application foreground is wide, is worthy of popularization.
Description
Technical field
A kind of coal petrography cutting part of heading machine and coal petrography development machine are the utility model is related to, belongs to Boring Machine Technique field.
Background technology
Present coal petrography cut, coal petrography is mainly carried out by cutterhead and crushed, but the crushing efficiency of cutterhead is relatively low,
Especially when hard coal petrography is broken, crushing efficiency is lower, and coal petrography crushing effect is poor.Arranged in spite of to cutting head of roadheader pick
The research of row, it is improved from the arranged distribution of pick, after improvement cutterhead load fluctuation can be made substantially to reduce, load torque ripple
It is dynamic to reduce, the operating efficiency of cutterhead can be improved to a certain extent, but rely solely on change the arranged evenly of pick can not be from
Fundamentally improve coal petrography crushing efficiency.
Chinese patent literature CN106677774A discloses a kind of coal petrography presplitting and combines crushing system with pick, the system bag
The computer electric control part being arranged in coal mining machine electric control box is included, and is arranged inside coal mining machine roller and on coal winning machine cutting bit
Action executing part, computer electric control part passes through the real-time monitoring calculation related pressure of related sensor, flow and plunger position
The data such as shifting, the opening and closing of control action executable portion valve, make hydraulic system to hydraulic shock oil cylinder fuel feeding, so as to drive hydraulic pressure
Strike hob impacts and withdrawn, and frequency of impact, surge and system repairing of hydraulic shock pick etc. are by computer electric control portion
Divide and realize intelligent control, hydraulic shock pick can give rushing for certain depth in pre-contact area rapidly before cut coal surface
Hole is hit, so as to form local relief area, combines broken rock with the fixation pick on original roller, effectively protects pick, is reduced
Pick wears, and can realize high efficiency coal petrography cutting.The system utilizes computer electric control system, is crushed according to the coal petrography collected
Area's correlation real time data, the frequency of impact and surge of hydraulic shock pick are accurately controlled by computer electric control system, although
Cutting efficiency is improved, but the crushing system is complicated, precision is high, cost is high, the maintenance cost in later stage is higher.
Therefore, coal petrography crushing efficiency how is improved as one of this area technical problem urgently to be resolved hurrily.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of coal petrography cutting part of heading machine, and the cutting units, which changes, to be passed
The cutterhead structure type of system, there is provided a kind of brand-new hydraulic rock breaking device, the cutting units is reasonable in design, cost
Low, easy to operate, significant effect.
The technical solution of the utility model is as follows：
A kind of coal petrography cutting part of heading machine, including a connecting seat, the front end of the connecting seat are provided with guide rail, set on guide rail
More than one diamond saw blade cutting part is equipped with, the side of the connecting seat is provided with rotating seat, and being provided with rotating seat can
Telescopic mechanical arm, the front end of scalable mechanical arm are provided with cutterhead.
Preferably, the diamond saw blade cutting part include fixed seat, hydraulic motor, baffle plate, the first diamond saw blade and
Second diamond saw blade, first diamond saw blade and the second diamond saw blade are symmetricly set on fixed seat front end both sides and divided
Not half hidden to be located in baffle plate, the hydraulic motor is arranged in fixed seat and hydraulic motor and the first gold medal of fixed seat both sides
Diamond saw blade and the drive connection of the second diamond saw blade, the fixed seat tail end are located in guide rail.
Preferably, hydraulic cylinder is provided with the guide rail, piston rod and the fixed seat tail end of hydraulic cylinder are connected to fix
Seat slides lifting on guide rail.
Preferably, the direction of rotation of first diamond saw blade and the second diamond saw blade is opposite.
Preferably, three diamond saw blade cutting parts, the diamond saw blade in centre position have been arranged side by side on the guide rail
Cutting part is fixedly installed on the center position of guide rail, and the diamond saw blade cutting part of two side positions is slidably connected by hydraulic cylinder
On guide rail.
Preferably, at least one high pressure nozzle is provided with the baffle plate.
Preferably, three high pressure nozzles are provided with the baffle plate, three high pressure nozzles are set in qually spaced on baffle plate.
A kind of coal petrography development machine, including rotation platform, first hydraulic cylinder, second hydraulic cylinder, first mechanical arm, the second machinery
Arm, the 3rd hydraulic cylinder, three-mechanical arm and the 4th mechanical arm, in addition to above-mentioned coal petrography cutting part of heading machine；First mechanical arm
Tail end is hinged on rotation platform, and first hydraulic cylinder one end is fixed, the other end and rotation platform are hinged, the both ends of second hydraulic cylinder
It is hinged respectively with rotation platform, first mechanical arm, second mechanical arm is socketed in the front end of first mechanical arm and second mechanical arm
Front end is fixedly connected by ring flange with three-mechanical arm, and the front end of three-mechanical arm is sequentially connected the 4th mechanical arm, connecting seat,
3rd hydraulic cylinder is hinged with second mechanical arm, ring flange respectively.
The beneficial effects of the utility model are：
The utility model coal petrography cutting part of heading machine, traditional cutterhead physical arrangement is changed, employs brand-new design
Cutting plus cut mode of operation, cooperateed with using a variety of crumbling methods broken, crushing efficiency can be improved.Make the coal after improvement
The design of rock cutting part of heading machine is more advanced, and working effect is more superior, and operating efficiency is greatly improved, and has good economy
Benefit and market value, there is incomparable advantage compared to traditional cutterhead, market application foreground is wide, and being worthy to be popularized should
With.
Brief description of the drawings
Fig. 1 is the structural representation after the installation of the utility model coal petrography cutting part of heading machine；
Fig. 2 is the stereogram of the utility model coal petrography cutting part of heading machine；
Fig. 3 is the drive connection schematic diagram of diamond saw blade cutting part in the utility model；
Wherein：1st, first hydraulic cylinder；2nd, rotation platform；3rd, first mechanical arm；4th, second hydraulic cylinder；5th, second mechanical arm；
6th, the 3rd hydraulic cylinder；7th, three-mechanical arm；8th, the 4th mechanical arm；9th, connecting seat；10th, guide rail；11st, cutterhead；12nd, scalable machine
Tool arm；13rd, rotating seat；14th, hydraulic cylinder；15th, high pressure nozzle；16th, baffle plate；17th, diamond saw blade；18-22, spur gear.
Embodiment
The utility model is described further by way of example and in conjunction with the accompanying drawings, but not limited to this.
Embodiment 1：
As shown in Figure 1 to Figure 3, the present embodiment provides a kind of coal petrography cutting part of heading machine, including a connecting seat 9, connecting seat 9
Front end one upright guide rail 10 is installed, be provided with more than one diamond saw blade cutting part on guide rail 10, the one of connecting seat 9
Side is provided with rotating seat 13, and scalable mechanical arm 12 is connected with rotating seat 13, and the front end of scalable mechanical arm 12, which is provided with, to be cut
Cut first 11.
Guide rail 10 is a T-rail, offers slideway on guide rail, guide rail side is fluted.Diamond saw blade cutting part bag
Include fixed seat, hydraulic motor, baffle plate 16, the first diamond saw blade and the second diamond saw blade, the first diamond saw blade and second
Diamond saw blade is symmetricly set on fixed seat front end both sides and difference is half hidden in baffle plate 16, and baffle plate 16 is semicircle,
Diamond saw blade 17 has half to be located in baffle plate 16, hydraulic motor (not shown) be arranged on fixed seat in and hydraulic motor with
First diamond saw blade of fixed seat both sides and the drive connection of the second diamond saw blade, fixed seat tail end are located in guide rail 10.Its
In, the output shaft of hydraulic motor connects the central shaft of diamond saw blade by gear drive, and is connected by different gear drives
The relation of connecing makes the first diamond saw blade and the second diamond saw blade keep opposite direction, same rate rotation in rotary operation.Gear
Drive connection is as shown in figure 3, hydraulic motor realizes the deflecting of transmission by angular wheel group, and by being fixed on same gear
Angular wheel and two spur gears 18,20 on axle, then spur gear 18 engages with spur gear 19, and drives the first diamond saw
Piece；Spur gear 20,21 and 22 engaged transmissions, spur gear 20 is identical with the number of teeth of spur gear 22, can so ensure the first diamond
Saw blade and the second diamond saw blade rotating speed are identical, turn to opposite.
Three diamond saw blade cutting parts are arranged side by side on guide rail 10, the diamond saw blade cutting part in centre position passes through
Bolt is fixedly mounted on the center position of guide rail, and the diamond saw blade cutting part in centre position is fixed.Two side positions
Diamond saw blade cutting part is slidably connected on guide rail 10 by hydraulic cylinder 14, in the groove after its fixed seat tail end insertion slideway
And be fixedly connected with the piston rod of hydraulic cylinder 14, pass through the diamond saw blade cutting part of the flexible drive both sides position of hydraulic cylinder 14
Lifting is slided on guide rail, and then adjusts the diamond saw blade cutting part of two side positions and the diamond saw blade cutting in centre position
The spacing in portion.
Embodiment 2：
A kind of coal petrography cutting part of heading machine, as described in Example 1, its difference is structure：It is provided with baffle plate 16
Three high pressure nozzles 15, three high pressure nozzles 15 are set in qually spaced on baffle plate 16.High pressure nozzle 15 can work as gold with injection water
, can be to cutting position injection water when diamond saw blade carries out cutting operation, High-Pressure Water can occur impact with coal petrography wall and produce
A large amount of water smokes, a large amount of water smokes can improve the radiating of diamond saw blade, and reach dust removing effects.
Embodiment 3：
A kind of coal petrography development machine, including rotation platform 2, first hydraulic cylinder 1, second hydraulic cylinder 4, first mechanical arm 3, second
Mechanical arm 5, the 3rd hydraulic cylinder 6, the mechanical arm 8 of three-mechanical arm 7 and the 4th, in addition to the coal petrography development machine section described in embodiment 2
Cut portion；The tail end of first mechanical arm 3 is hinged on rotation platform 2, and the one end of first hydraulic cylinder 1 is fixed, the other end and rotation platform 2 are cut with scissors
Connect, rotation platform both sides are hinged with two first hydraulic cylinders 1, and (one of first hydraulic cylinder is stretched out, another first hydraulic cylinder
Contraction rotates rotation platform), the both ends of second hydraulic cylinder 4 are be hinged with rotation platform 2, first mechanical arm 3 respectively, the second machinery
Arm 5 is socketed in the front end of first mechanical arm 3 and the front end of second mechanical arm 5 and is fixedly connected by ring flange with three-mechanical arm 7,
The front end of three-mechanical arm 7 is sequentially connected the 4th mechanical arm 8, connecting seat 9, and the 4th mechanical arm 8 is rotating mechanical arm, you can around
Three-mechanical arm 7 rotates and then drives connecting seat 9 to rotate a certain angle, the 3rd hydraulic cylinder 6 respectively with second mechanical arm 5, flange
Disk is hinged.
Embodiment 4：
A kind of method of work of coal petrography development machine, using the coal petrography development machine described in embodiment 3, comprises the following steps：
(1) after development machine marches to precalculated position, the telescopic adjustment diamond saw blade cutting part of first hydraulic cylinder 1 is passed through
Right position, by the upper-lower position of the telescopic adjustment diamond saw blade cutting part of second hydraulic cylinder 4, pass through second mechanical arm
The front and back position of 5 telescopic adjustment diamond saw blade cutting part, the telescopic adjustment diamond saw blade by the 3rd hydraulic cylinder 6 are vertical
In working face；And the diamond saw blade cutting part of two side positions and the diamond saw blade cutting part in centre position are regulated in advance
Spacing.
(2) start hydraulic motor, diamond saw blade 17 is cut working face, two of same diamond saw blade cutting part
Diamond saw blade does the rotation of opposite direction, while high pressure nozzle 15 is to working face injection water；High-Pressure Water passes through high pressure spray
Mouth 15 is projected, and High-Pressure Water is sprayed to the gap between diamond saw blade and coal petrography, and High-Pressure Water can expand coal petrography saw
Seam damage, High-Pressure Water can occur impact with coal petrography wall and produce a large amount of water smokes, and a large amount of water smokes can improve diamond saw blade 17
Radiating, and have the function that dedusting, High-Pressure Water can quickly flow along saw kerf, to the follow-up coal petrography cutting dedusting of cutterhead 11
And the radiating of cutterhead 11 all has good effect；
(3) after the depth that diamond saw blade 17 is cut to working face reaches preset requirement, scalable mechanical arm 12 is passed through
Cutterhead 11 is stretched out, scope that cutterhead 11 is cut to diamond saw blade carries out cut, so as to by the good coal petrography of sawing
Complete broken.
For work surface edges position can first pass through the 4th mechanical arm 8 drive connecting seat 9 rotate, revolve connecting seat 9
After turning 90 degrees, diamond saw blade cutting part is upper, and in lower realization, coal petrography crushes cutterhead from bottom to top；After connecting seat 9 rotates, lead to
The flexible adjustment mechanical arm position of first hydraulic cylinder 1 is crossed, second mechanical arm 5 extends, while the 3rd hydraulic cylinder 6 passes through flexible adjustment position
Put, make diamond saw blade continue to extend perpendicular to working face, second mechanical arm 5, after reaching diamond saw blade depth of cut, liquid
The elongation of two cylinder pressures 4 rises work department, while the stroke for adjusting second mechanical arm 5 ensures the sawing depth of diamond saw blade,
Then cutterhead 11 works, and the good coal petrography of sawing is crushed, it is ensured that coal petrography is improved on the basis of machine security
Crushing efficiency.
All power is provided by hydraulic system.The rotation of entirety, the flexible of mechanical arm, turn of diamond saw blade
It is dynamic etc. that hydraulic system offer is provided.Diamond saw blade is driven using vane motor, and scalable mechanical arm 12 is rotating
Swinging up and down for seat 13, is realized by rotary actuator；The regulation of diamond saw blade cutting part spacing, passes through hydraulic cylinder extension
Realize.The flexible flexible realization by hydraulic cylinder of cutterhead 11, while the rotation of cutterhead passes through fluid motor-driven.
Claims (8)
1. a kind of coal petrography cutting part of heading machine, it is characterised in that including a connecting seat, the front end of the connecting seat, which is provided with, leads
Rail, more than one diamond saw blade cutting part is provided with guide rail, the side of the connecting seat is provided with rotating seat, rotating seat
On be provided with scalable mechanical arm, the front end of scalable mechanical arm is provided with cutterhead.
2. coal petrography cutting part of heading machine as claimed in claim 1, it is characterised in that the diamond saw blade cutting part includes solid
Reservation, hydraulic motor, baffle plate, the first diamond saw blade and the second diamond saw blade, first diamond saw blade and the second gold medal
Diamond saw blade is symmetricly set on fixed seat front end both sides and difference is half hidden in baffle plate, and the hydraulic motor is arranged on solid
In reservation and hydraulic motor is connected with the first diamond saw blade of fixed seat both sides and the second diamond saw blade, the fixation
Seat tail end is located in guide rail.
3. coal petrography cutting part of heading machine as claimed in claim 2, it is characterised in that hydraulic cylinder, liquid are provided with the guide rail
The piston rod of cylinder pressure is connected to fixed seat with fixed seat tail end and lifting is slided on guide rail.
4. coal petrography cutting part of heading machine as claimed in claim 2, it is characterised in that first diamond saw blade and the second gold medal
The direction of rotation of diamond saw blade is opposite.
5. coal petrography cutting part of heading machine as claimed in claim 3, it is characterised in that three gold have been arranged side by side on the guide rail
Diamond saw blade cutting part, the diamond saw blade cutting part in centre position are fixedly installed on the center position of guide rail, two side positions
Diamond saw blade cutting part be slidably connected at by hydraulic cylinder on guide rail.
6. coal petrography cutting part of heading machine as claimed in claim 2, it is characterised in that be provided with the baffle plate at least one high
Press nozzle.
7. coal petrography cutting part of heading machine as claimed in claim 6, it is characterised in that three high pressure sprays are provided with the baffle plate
Mouth, three high pressure nozzles are set in qually spaced on baffle plate.
8. a kind of coal petrography development machine, including rotation platform, first hydraulic cylinder, second hydraulic cylinder, first mechanical arm, the second machinery
Arm, the 3rd hydraulic cylinder, three-mechanical arm and the 4th mechanical arm, in addition to the coal petrography development machine described in claim any one of 1-7
Cutting units；First mechanical arm tail end is hinged on rotation platform, and first hydraulic cylinder one end is fixed, the other end and rotary flat table-hinges
Connect, the both ends of second hydraulic cylinder are hinged with rotation platform, first mechanical arm respectively, and second mechanical arm is socketed in first mechanical arm
The front end and front end of second mechanical arm is fixedly connected by ring flange with three-mechanical arm, the front end of three-mechanical arm is sequentially connected
4th mechanical arm, connecting seat, the 3rd hydraulic cylinder are hinged with second mechanical arm, ring flange respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731184.8U CN206830172U (en) | 2017-06-22 | 2017-06-22 | A kind of coal petrography cutting part of heading machine and coal petrography development machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731184.8U CN206830172U (en) | 2017-06-22 | 2017-06-22 | A kind of coal petrography cutting part of heading machine and coal petrography development machine |
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| Publication Number | Publication Date |
|---|---|
| CN206830172U true CN206830172U (en) | 2018-01-02 |
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| CN201720731184.8U Active CN206830172U (en) | 2017-06-22 | 2017-06-22 | A kind of coal petrography cutting part of heading machine and coal petrography development machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130961A (en) * | 2017-06-22 | 2017-09-05 | 山东科技大学 | A kind of coal petrography cutting part of heading machine and its application |
| CN113605889A (en) * | 2021-06-30 | 2021-11-05 | 天地(榆林)开采工程技术有限公司 | A undercutting device for underworkings |
-
2017
- 2017-06-22 CN CN201720731184.8U patent/CN206830172U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130961A (en) * | 2017-06-22 | 2017-09-05 | 山东科技大学 | A kind of coal petrography cutting part of heading machine and its application |
| CN107130961B (en) * | 2017-06-22 | 2023-10-10 | 山东科技大学 | Cutting part of coal rock heading machine and application thereof |
| CN113605889A (en) * | 2021-06-30 | 2021-11-05 | 天地(榆林)开采工程技术有限公司 | A undercutting device for underworkings |
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