CN106065777A - A kind of Novel flexible-transmission cutting part of heading machine - Google Patents
A kind of Novel flexible-transmission cutting part of heading machine Download PDFInfo
- Publication number
- CN106065777A CN106065777A CN201610664208.2A CN201610664208A CN106065777A CN 106065777 A CN106065777 A CN 106065777A CN 201610664208 A CN201610664208 A CN 201610664208A CN 106065777 A CN106065777 A CN 106065777A
- Authority
- CN
- China
- Prior art keywords
- flexible drive
- flexible
- drive axle
- cut
- planet wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
- F16H2001/327—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear with orbital gear sets comprising an internally toothed ring gear
Abstract
A kind of Novel flexible-transmission cutting part of heading machine, including cutterhead, planet wheel decelerator, flexible drive mechanism and cutting motor axle, described cutterhead is positioned at planet wheel decelerator front end, planet wheel decelerator is connected with flexible drive mechanism by flexible drive axle, the flexible drive mechanism other end is connected with cutting motor axle, described flexible drive axle uses pair of bearings to be supported in inside this planet carrier, and this flexible drive axle is fixedly arranged at the front end with a sun gear；Two aluminum dishes being arranged in parallel are included on this flexible drive axle；The described end cap being connected with Flexible Transmission shaft rear end is connected with motor coupler by screw, and described cutting motor power shaft is fixed in this motor coupler, and this cutting motor power shaft is arranged in cutter boom.Compared to prior art, cutting part of heading machine provided by the present invention contains a kind of novel flexible drive mechanism, it is possible to realize driving soft starter for motor, reduces impact shock when cutting part of heading machine starts.
Description
Technical field
The present invention relates to road heading machinery, particularly a kind of Novel flexible-transmission cutting part of heading machine.
Background technology
Currently, China has become as development machine manufacture base the biggest in the world and application market.Along with road, domestic city is handed over
Logical, railway, highway, water conservancy, the high speed of the building causes such as municipal works increases, and China's road heading machinery has also welcome at full speed sending out
Exhibition.China's road heading machinery industry has become as domestic high-end equipment manufacture and emerging strategic industries emphasis support development is produced
Industry.
Development machine is the key equipment of modern tunnel speedy drivage, and along with rock mining, hardness rock out task is more come
The most, and hard rock mole working condition is severe, cutting mechanism is the core component of hard rock mole, its performance quality directly shadow
Ring the structural strength to development machine and service life.Present stage, along with stone drifting acc power increases day by day, cut high rigidity
During rock, cutterhead top pick stress increases, and cutting mechanism, by fierce impact or pick serious wear, makes development machine
Reliability seriously reduces, and needs workman frequently to change pick and associated components, seriously governs excavation cost, makes rock gangway dig simultaneously
Entering efficiency seriously to reduce, the requirement with tunnel speedy drivage contradicts.
Therefore, being badly in need of a kind of Flexible Transmission cutting part of heading machine, impact shock and pick when slowing down hard rock driving wear and tear,
Extend the service life of pick, improve drivage efficiency.
Summary of the invention
For the deficiencies in the prior art, it is desirable to provide one can Flexible Transmission, overload protection, the use of raising pick
The cutting part of heading machine in life-span.
A kind of Novel flexible-transmission cutting part of heading machine, including cutterhead, planet wheel decelerator, flexible drive mechanism with cut
Cut motor shaft, it is characterised in that:
Described cutterhead is positioned at planet wheel decelerator front end, and planet wheel decelerator passes through flexible drive axle and Flexible Transmission
Mechanism is connected, and the flexible drive mechanism other end is connected with cutting motor axle.
Described cutterhead includes that cut head's body and soket head cap screw, this cut head's body are fixed by soket head cap screw
In output shaft front end；Described output shaft is fixed on housing by labyrinth lid and bearing (ball) cover, and this output shaft uses two countershaft
Holding and be supported in housing, this bearing uses limited block to be fixed in housing；Described housing passes through hexagon socket head cap screw and planetary gear
Ring gear, planet wheel decelerator housing are sequentially connected with；
Described planet wheel decelerator includes planet carrier, planetary gear locating shaft, bearing, ring gear；This planet wheel decelerator
Being connected with output shaft by a planet carrier, this planet carrier uses two to be supported in bearing in housing, and this planet carrier passes through planet
Wheel locating shaft is connected with planetary gear；The described planetary gear locating shaft other end is connected with another planet carrier, outside this planet carrier
Using bearings in planet wheel decelerator enclosure interior, described flexible drive axle uses pair of bearings to be supported in this planet carrier
Inner side, this flexible drive axle is fixedly arranged at the front end with a sun gear；
Described flexible drive mechanism includes flexible drive axle, bearing, end cap, screw, two copper dishes, an annular case
Body, permanent magnet, flat key, two fixed disks, two aluminum dishes；Both sides end cap is fixed by screws in annular casing both sides, copper dish
Being fixed by screws on end cap, described flexible drive axle uses two to be supported in bearing in the end cap of both sides, with Flexible Transmission
The end cap that shaft rear end connects uses enclosed construction, and the end cap being connected with the flexible drive axle other end is through hole；Described aluminum dish
Flat key is used to be fixed on flexible drive axle；Described permanent magnet is bonded in the through hole on aluminum dish, this aluminum dish side and copper dish
Relatively, described fixed disk is fixed on the opposite side of aluminum dish by screw.Include on this flexible drive axle that two are arranged in parallel
Aluminum dish；
The described end cap being connected with Flexible Transmission shaft rear end is connected with motor coupler by screw, described cut electricity
Machine power shaft is fixed in this motor coupler, and this cutting motor power shaft is arranged in cutter boom；
Compared to prior art, cutting part of heading machine provided by the present invention contains a kind of novel flexible drive mechanism,
It is capable of tunneling soft starter for motor, reduces impact shock when cutting part of heading machine starts.
When tunneling machine cutting hard rock, formation hardness is excessive, pick can cause a large amount of abrasion, it is therefore desirable to the most frequent
Change pick, improve job costs.And the present invention can pass through flexible drive mechanism, when development machine overload or cut hard rock,
Reduce output speed, it is achieved overload protection.
Accompanying drawing explanation
Fig. 1 is the structural representation of cutting units provided by the present invention.
In figure, 1. cut head body, 2. labyrinth lid, 3. bearing (ball) cover, 4. housing, 5. hexagon socket head cap screw, 6. output shaft, 7.
Planetary gear locating shaft, 8. flexible drive axle, 9. copper dish, 10. permanent magnet, 11. fixed disks, 12. flat keys, 13. motor couplers,
14. cutting motor power shafts, 15. soket head cap screws, 16. planet carriers, 17. end caps, 18. screws, 19. casings, 20. cuts hang
Arm, 21. ring gears, 22. aluminum dishes.
Detailed description of the invention
Accompanying drawing discloses the concrete structure of the embodiment of the present invention without limitation, makees the present invention into one below in conjunction with the accompanying drawings
Step explanation.
As seen from Figure 1, a kind of Novel flexible-transmission cutting part of heading machine, including cutterhead, planet wheel decelerator, flexible biography
Motivation structure and cutting motor power shaft 14, it is characterised in that:
Described cutterhead is positioned at planet wheel decelerator front end, and planet wheel decelerator is passed with flexible by flexible drive axle 8
Motivation structure is connected, and the flexible drive mechanism other end is connected with cutting motor power shaft 14；
Described cutterhead includes that cut head's body 1 and soket head cap screw 15, this cut head's body 1 pass through soket head cap screw
It is fixed on output shaft 6 front end；Described output shaft 6 is fixed on housing 4 by labyrinth lid 2 and bearing (ball) cover 3, this output shaft 6
Using two to be supported in bearing in housing 4, this bearing uses limited block to be fixed in housing 4；Described housing 4 is by interior hexagonal
Bolt 5 is sequentially connected with planetary gear ring gear 21, planet wheel decelerator housing；
Described planet wheel decelerator includes planet carrier 16, planetary gear locating shaft 7, bearing, ring gear 21；This planetary gear subtracts
Speed device is connected with output shaft 6 by a planet carrier 16, and this planet carrier 16 uses two to be supported in bearing in housing 4, this planet
Frame 16 is connected with planetary gear by planetary gear locating shaft 7；Described planetary gear locating shaft 7 other end is with another planet carrier 16 even
Connecing, this planet carrier 16 is outside uses bearings to use a pair in planet wheel decelerator enclosure interior, described flexible drive axle 8
Bearings is inside this planet carrier 16, and this flexible drive axle 8 is fixedly arranged at the front end with a sun gear；
Described flexible drive mechanism includes flexible drive axle 8, bearing, end cap 17,18, two copper dishes 9 of screw, a circle
Annular casing 19, permanent magnet 10, flat key 11, two aluminum dishes 22 of 12, two fixed disks；Both sides end cap 17 is fixed on by screw 18
Annular casing 19 both sides, copper dish 9 is fixed by screws on end cap 17, and described flexible drive axle 8 uses two to prop up bearing
Supportting in both sides end cap 17, the end cap 17 being connected with flexible drive axle 8 rear end uses enclosed construction, and another with flexible drive axle 8
The end cap 17 that one end connects is through hole；Described aluminum dish 22 uses flat key 12 to be fixed on flexible drive axle 8；Described permanent magnet
10 are bonded in the through hole on aluminum dish 22, and this aluminum dish 22 side is relative with copper dish 9, and described fixed disk 11 is fixed by screw 18
Opposite side in aluminum dish 22.Containing two aluminum dishes 22 being arranged in parallel on this flexible drive axle 8；
The described end cap 17 being connected with flexible drive axle 8 rear end is connected with motor coupler 13 by screw, described
Cutting motor power shaft 14 is fixed in this motor coupler 13, and this cutting motor power shaft 14 is arranged in cutter boom 20.
Operation principle:
1. when cutting motor starts, cutting motor power shaft 14 rotates, and drives the copper dish 9 being fixed on end cap 17 to revolve
Turning, once copper dish 9 rotates, and can cut the magnetic line of force of permanent magnet 10, due to electromagnetic induction principle, the aluminum dish 22 at permanent magnet 10 place
Starting to rotate, and rotating speed is gradually increased, now, flexible drive axle 8 rotating speed is also gradually increased.This power is through planet wheel decelerator
Pass to output shaft 6 afterwards, make the cut head's body 1 being fixed on output shaft 6 rotate, carry out cut operation, reach to slow down and open
The purpose of dynamic impact shock.
2. when the rock that cut hardness is excessive, the cutting units pick serious wear under prior art, service life is shorter,
Need often to change pick, cost is greatly improved.And the present invention is when cut hard rock, aluminum dish 22 and copper dish in flexible drive mechanism
Air gap distance between 9 increases, and according to electromagnetic induction principle, then the rotating speed of flexible drive axle 8 is gradually lowered, and finally makes output shaft
The rotating speed of 6 reduces, and reduces the abrasion of pick, improves the service life of pick, plays the effect of overload protection.
Claims (2)
1. a Novel flexible-transmission cutting part of heading machine, including cutterhead, planet wheel decelerator, flexible drive mechanism and cut
Motor power shaft (14), it is characterised in that:
Described cutterhead is positioned at planet wheel decelerator front end, and planet wheel decelerator is by flexible drive axle 8 and Flexible Transmission machine
Structure is connected, and the flexible drive mechanism other end is connected with cutting motor power shaft (14)；
Described cutterhead includes cut head's body (1) and soket head cap screw (15), and this cut head's body (1) is by interior hexagonal spiral shell
Nail is fixed on output shaft (6) front end；Described planet wheel decelerator includes planet carrier (16), planetary gear locating shaft (7), bearing,
Ring gear (21)；
Described flexible drive mechanism includes flexible drive axle (8), bearing, end cap (17), screw (18), two copper dishes (9), one
Individual annular casing (19), permanent magnet (10), flat key (12), two fixed disks (11), two aluminum dishes (22)；Described flexible biography
Moving axis (8) uses pair of bearings to be supported in this planet carrier (16) inner side, and this flexible drive axle (8) is fixedly arranged at the front end with a sun
Wheel；
The described end cap (17) being connected with flexible drive axle (8) rear end is connected with motor coupler (13) by screw, described
Cutting motor power shaft (14) be fixed on this motor coupler (13) in, this cutting motor power shaft (14) is arranged on cut and hangs
In arm (20)；When the rock that cut hardness is excessive, air gap distance between aluminum dish (22) and copper dish (9) in flexible drive mechanism
Increasing, according to electromagnetic induction principle, then the rotating speed of flexible drive axle (8) is gradually lowered, and finally makes the rotating speed of output shaft (6) drop
Low, reduce the abrasion of pick, improve the service life of pick, play the effect of overload protection.
A kind of Novel flexible-transmission cutting part of heading machine the most according to claim 1, it is characterised in that: cutting motor inputs
Axle (14) starts to rotate, and drives the copper dish (9) being fixed on end cap (17) to rotate, and once copper dish (9) rotates, and can cut permanent magnet
(10) the magnetic line of force, due to electromagnetic induction principle, the aluminum dish (22) at permanent magnet (10) place starts to rotate, and rotating speed gradually increases
Adding, now, flexible drive axle (8) rotating speed is also gradually increased；This power passes to output shaft after planet wheel decelerator
(6), make cut head's body (1) being fixed on output shaft (6) rotate, carry out cut operation, reach to slow down startup impact shock
Purpose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610664208.2A CN106065777A (en) | 2016-08-12 | 2016-08-12 | A kind of Novel flexible-transmission cutting part of heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610664208.2A CN106065777A (en) | 2016-08-12 | 2016-08-12 | A kind of Novel flexible-transmission cutting part of heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106065777A true CN106065777A (en) | 2016-11-02 |
Family
ID=57207367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610664208.2A Pending CN106065777A (en) | 2016-08-12 | 2016-08-12 | A kind of Novel flexible-transmission cutting part of heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106065777A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464577A (en) * | 2021-05-10 | 2021-10-01 | 凯盛重工有限公司 | Adjustable eccentric transmission system for working arm of heading machine |
| CN115030738A (en) * | 2022-08-10 | 2022-09-09 | 徐州中矿汇弘矿山设备有限公司 | Cutting head for hard rock tunnel excavation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1503032A1 (en) * | 2003-07-28 | 2005-02-02 | Herrenknecht Aktiengesellschaft | Device for detecting the rotation of roller cutters in a shield excavating machine |
| CN201771491U (en) * | 2010-07-30 | 2011-03-23 | 三一重型装备有限公司 | Cutting mechanism of tunneling machine |
| CN201854168U (en) * | 2010-10-25 | 2011-06-01 | 西安交通大学 | Axial permanent magnet synchronous coupling |
| CN105156107A (en) * | 2015-07-06 | 2015-12-16 | 中国矿业大学 | Ultrahigh-pressure rotary pulse water jet rock breaking mechanism |
| CN205858365U (en) * | 2016-08-12 | 2017-01-04 | 安徽理工大学 | A kind of Novel flexible-transmission cutting part of heading machine |
-
2016
- 2016-08-12 CN CN201610664208.2A patent/CN106065777A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1503032A1 (en) * | 2003-07-28 | 2005-02-02 | Herrenknecht Aktiengesellschaft | Device for detecting the rotation of roller cutters in a shield excavating machine |
| CN201771491U (en) * | 2010-07-30 | 2011-03-23 | 三一重型装备有限公司 | Cutting mechanism of tunneling machine |
| CN201854168U (en) * | 2010-10-25 | 2011-06-01 | 西安交通大学 | Axial permanent magnet synchronous coupling |
| CN105156107A (en) * | 2015-07-06 | 2015-12-16 | 中国矿业大学 | Ultrahigh-pressure rotary pulse water jet rock breaking mechanism |
| CN205858365U (en) * | 2016-08-12 | 2017-01-04 | 安徽理工大学 | A kind of Novel flexible-transmission cutting part of heading machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464577A (en) * | 2021-05-10 | 2021-10-01 | 凯盛重工有限公司 | Adjustable eccentric transmission system for working arm of heading machine |
| CN113464577B (en) * | 2021-05-10 | 2022-07-15 | 凯盛重工有限公司 | Adjustable offset transmission system for working arm of heading machine |
| CN115030738A (en) * | 2022-08-10 | 2022-09-09 | 徐州中矿汇弘矿山设备有限公司 | Cutting head for hard rock tunnel excavation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103939108B (en) | Cutting part of hard rock heading machine | |
| CN205858365U (en) | A kind of Novel flexible-transmission cutting part of heading machine | |
| CN106065777A (en) | A kind of Novel flexible-transmission cutting part of heading machine | |
| CN104234713A (en) | Composite rotary-cut mining machine | |
| CN205743692U (en) | A kind of mine trepan | |
| CN102434155A (en) | Coal cutter and rocker arm transmission system thereof | |
| CN202451150U (en) | Novel coal mining machine | |
| CN105178977B (en) | A kind of cutting part of heading machine | |
| CN103722249A (en) | Rotary cutting tool | |
| CN204140064U (en) | Coal-winning machine vibrating type cutting drum | |
| CN106976043A (en) | A kind of dustless environment protecting electric hammer with dust catcher | |
| CN201037373Y (en) | Rotating mechanism for pneumatic drilling machine | |
| CN101936130A (en) | Rotary power head of cutting drill | |
| CN201738805U (en) | Rotary motive power head of cutting drilling machine | |
| CN102996072B (en) | Multifunctional cutting drilling machine | |
| CN104389597A (en) | Cutting mechanism | |
| CN102322215A (en) | Power head | |
| CN203879495U (en) | Cutting mechanism and development machine | |
| CN103394393B (en) | A kind of rotor block of Reversible crusher | |
| CN201786246U (en) | Independent driving rotary table apparatus for petroleum drilling machine | |
| CN206242259U (en) | A kind of stone material cutting machine rope saw wheel | |
| CN204475395U (en) | One can push away bucket by vibrating dozer | |
| CN206157797U (en) | Trench mills machine of digging | |
| CN205249766U (en) | Ditching device | |
| CN210714708U (en) | Cutting part for cutting hard rock and movable cutting equipment for cutting special-shaped section |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161102 |