CN205945388U - Moment of torsion clutch for coal -winning machine - Google Patents
Moment of torsion clutch for coal -winning machine Download PDFInfo
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- CN205945388U CN205945388U CN201620858031.5U CN201620858031U CN205945388U CN 205945388 U CN205945388 U CN 205945388U CN 201620858031 U CN201620858031 U CN 201620858031U CN 205945388 U CN205945388 U CN 205945388U
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Abstract
The utility model discloses a moment of torsion clutch for coal -winning machine, including split type torque axis and pull rod clutch, split type torque axis includes the first torque axis of being connected with the transmission of cut electric motor rotor and is connected with first torque axis transmission and just installs the second torque axis on drive gear, pull rod clutch is including installing at the epaxial connecting axle of first moment of torsion, wearing to establish and connecting epaxial fixed part and setting up the last pull rod part of fixed part, fixed part includes fixing base and connection block, the pull rod part including set up on connection block the pivoted lever and with pivoted lever fixed connection's handle, the length of second torque axis is greater than the length of first torque axis. The utility model discloses simple structure, reasonable in design through setting up split type torque axis, realizes coal -winning machine rocking arm transmission system's protection, during the torque axis breaking occur, only needs to change first torque axis, and convenient and fast practices thrift the cost, and the practicality is strong.
Description
Technical field
The utility model belongs to coal-winning machine technical field and in particular to a kind of coal-winning machine torque clutch.
Background technology
In shaft production, winning machine cutting part torque axis is mainly used in transmission in cutting motor and rocker arm transmission system
Between gear, moment of torsion transmission, plays the effect of elastic buffer and overload protection simultaneously to rocker arm transmission system.Coal-winning machine moment of torsion at present
Axle is mostly integral rigidity structure, and the two ends of torque axis are connected with cutting motor and travelling gear by external splines respectively, moment of torsion
Axle one end is provided with U-shaped cut groove, to produce notch effect.When rocker arm transmission system loads off-rating, torque axis cut groove
Position will twist destruction, produce fracture protection driving rocker transmission system.There is subject matter in current torque axle construction
After gear moment of torsion axle fracture, need overall pulling down, usual moment of torsion shaft length is longer, dismounting workload is larger, increased staff's
Labour intensity, efficiency is low；In addition, torque axis is as coal-winning machine consumable accessory, consumption is larger, relatively costly, affects coal production
Efficiency and economic benefit.Therefore, nowadays lack a kind of a kind of structure coal-winning machine torque clutch simple, reasonable in design,
Include the first torque axis and the second torque axis by arranging split type torque axis, the length of the second torque axis is more than the first torque axis
Length, realize the protection of rocker arm of coal mining machine transmission system, when torque axis occurs fracture, only need to change the first torque axis, convenient
Fast, cost-effective, improve coal production efficiency and economic benefit, it is to avoid conventional torque axle is overall structure, torque axis one
Denier occurs fracture to need integral replacing, high cost, the problem of operating difficulties.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, provides a kind of coal mining
Machine torque clutch, its structure is simple, reasonable in design, includes the first torque axis and the second torsion by arranging split type torque axis
Square axle, the length of the second torque axis is more than the length of the first torque axis, realizes the protection of rocker arm of coal mining machine transmission system, torque axis
When there is fracture, only need to change the first torque axis, convenient and swift, cost-effective, improve coal production efficiency and economic benefit,
Practical, it is easy to promote the use of.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of coal-winning machine torque clutch,
It is characterized in that：Including the split type torque axis being arranged between cutting motor and travelling gear be arranged on described split type torsion
On square axle and positioned at the pull bar arrangement of clutch within described cutting motor, described split type torque axis includes and cutting motor rotor
The first torque axis being in transmission connection and the second torque axis being in transmission connection with the first torque axis and being installed on travelling gear, described
Pull bar arrangement of clutch includes the connecting shaft being arranged on the first torque axis, the fixed component being arranged in connecting shaft and is arranged on institute
State the tie component in fixed component, described fixed component is included the fixed seat being located in connecting shaft and fixed even with connecting shaft
The coupling block connecing and matching with fixed seat, described tie component is included the pivoted lever being arranged on coupling block and is consolidated with pivoted lever
The fixed handle connecting, described cutting motor is hollow motor, and the length of described second torque axis is more than the length of the first torque axis.
A kind of above-mentioned coal-winning machine torque clutch it is characterised in that：One end of described first torque axis passes through first
Spline is in transmission connection with cutting motor rotor, and the other end of described first torque axis passes through square key and one end of the second torque axis passes
It is dynamically connected, the other end of described second torque axis is in transmission connection by the second spline and travelling gear.
A kind of above-mentioned coal-winning machine torque clutch it is characterised in that：One end of described connecting shaft is installed by bearing
In the first torque axis, the other end of described connecting shaft is fixedly connected with coupling block by screw.
A kind of above-mentioned coal-winning machine torque clutch it is characterised in that：The quantity of described bearing is two, described in two
Bearing is respectively clutch shaft bearing and second bearing, and described clutch shaft bearing is sheathed on connecting shaft one end, and described second bearing is sheathed
In connecting shaft and positioned at clutch shaft bearing side, between described clutch shaft bearing and second bearing, it is provided with back-up ring；
Described connecting shaft one end is provided with the connector for fixing clutch shaft bearing, and described connector passes through nut and company
Spindle is fixedly connected, and described nut is provided with split pin.
A kind of above-mentioned coal-winning machine torque clutch it is characterised in that：It is provided with briquetting on described pivoted lever two ends
Part, described briquetting part is included briquetting, is arranged on the pin being connected in briquetting and with pivoted lever and is sleeved on the bullet on pin
Spring.
A kind of above-mentioned coal-winning machine torque clutch it is characterised in that：It is provided with protective cover, described guarantor outside described handle
Guard shield is detachably connected with cutting motor.
The utility model compared with prior art has advantages below：
1st, the utility model includes the first torque axis and the second torque axis, the second torque axis by arranging split type torque axis
Length be more than the first torque axis length, rocker arm transmission system load occur acute variation when, the second moment of torsion shaft length is longer,
Larger torsional deflection amount can be born and realize elastic buffer, the first moment of torsion shaft length is shorter, when rocker arm transmission system load exceeds
Setting value, the first torque axis ruptures, thus protecting rocker arm transmission system, it is convenient to realize.
2nd, the utility model includes connecting shaft, fixed component and tie component by arranging pull bar arrangement of clutch, works as coal mining
During machine Maintenance and Repair, staff pulls connection shaft by handle, and connection shaft drives the first torque axis to move, thus first is turned round
Square axle is misplaced with the junction of cutting motor rotor, makes cutting motor and rocker arm transmission system departs from it is ensured that coal-winning machine is tieed up
During shield, in rocker arm transmission system, rocking arm will not misoperation；When the first torque axis occurs fracture, staff passes through handle drawing
Connection shaft, connection shaft drives the first torque axis, thus the first torque axis is extracted cutting motor, by the first torque axis and the second torsion
Square axle separates, only with changing the first torque axis, convenient and swift, cost-effective, improves coal production efficiency and economic benefit.
3rd, structure of the present utility model is simple, reasonable in design, realizes convenient and reliable property height, simple to operate, practical.
In sum, the utility model structure is simple, reasonable in design, includes the first moment of torsion by arranging split type torque axis
Axle and the second torque axis, the length of the second torque axis is more than the length of the first torque axis, realizes rocker arm of coal mining machine transmission system
Protection, when torque axis occurs fracture, only need to change the first torque axis, convenient and swift, cost-effective, improve coal production efficiency
And economic benefit, practical, it is easy to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is enlarged drawing at the A in Fig. 1.
Description of reference numerals:
1 travelling gear；2 3rd bearings；3 second torque axis；
4 cutting motors；5 first torque axis；6 pull bar arrangement of clutch；
7-1 clutch shaft bearing；7-2 second bearing；8 back-up rings；
9 nuts；10 split pins；11 connecting shafts；
12 fixed seats；13 coupling blocks；14 handles；
15 briquettings；16 springs；17 pins；
18 pivoted levers；19 protective covers.
Specific embodiment
As depicted in figs. 1 and 2, the utility model includes the split type torsion being arranged between cutting motor 4 and travelling gear 1
Square axle and be arranged on described split type torque axis and be located at the pull bar arrangement of clutch 6 within described cutting motor 4, described split
Formula torque axis is included the first torque axis 5 being in transmission connection with cutting motor 4 rotor and is in transmission connection and installs with the first torque axis 5
The second torque axis 3 on travelling gear 1, described pull bar arrangement of clutch 6 includes the connecting shaft being arranged on the first torque axis 5
11st, the fixed component being arranged in connecting shaft 11 and the tie component being arranged in described fixed component, described fixed component bag
Include the fixed seat 12 being located in connecting shaft 11 and the coupling block 13 being fixedly connected with connecting shaft 11 and matching with fixed seat 12,
Described tie component includes the pivoted lever 18 being arranged on coupling block 13 and the handle 14 being fixedly connected with pivoted lever 18, described section
Cutting motor 4 is hollow motor, and the length of described second torque axis 3 is more than the length of the first torque axis 5.
During actually used, in described cutting motor 4, it is provided with the rail groove for pull bar arrangement of clutch 6 drawing.
During actually used, the length of the second torque axis 3 is 4～5 times of the length of the first torque axis 5, when rocking arm passes
When dynamic system load occurs acute variation, the second torque axis 3 length is longer, can bear larger torsional deflection amount and realize elastic buffer
, the first torque axis 5 length is shorter to produce fracture, thus protecting rocker arm transmission system.
During actually used, described first torque axis 5 is provided with cut groove, sets when rocker arm transmission system load exceeds
Definite value, the second torque axis is cut off along cut groove, protects rocker arm transmission system, and it is convenient to realize.
During actually used, according to actual cutting motor 4 appearance and size, can adjust the first torque axis 5 and the second moment of torsion
The length of axle 3, wide accommodation.
In the present embodiment, one end of described first torque axis 5 is in transmission connection with cutting motor 4 rotor by the first spline,
The other end of described first torque axis 5 is in transmission connection by one end of square key and the second torque axis 3, described second torque axis 3
The other end is in transmission connection with travelling gear 1 by the second spline.
During actually used, described first spline is located on one end of the first torque axis 5, described cutting motor 4 rotor
For internal spline rotor, described first spline is the first external splines matching with described internal spline rotor.
During actually used, the other end of described first torque axis 5 is provided with the side for connecting the second torque axis 3
Cylindrical positioning pins that are strong and being arranged on described Fang Jian, described first torque axis 5, described Fang Jian and described cylindrical positioning pins one
Shaping, one end of described second torque axis 3 is internally provided with Cylinder inner bore and the use installing described cylindrical positioning pins for cooperation
It is good for keyway in the side that Fang Jian is installed in cooperation.
During actually used, described second spline is located on the other end of the second torque axis 3, and described travelling gear 1 is
Internal spline travelling gear, described second spline is the second external splines matching with described internal spline travelling gear.
During actually used, described second torque axis 3 is provided with 3rd bearing 2 with the junction of described travelling gear 1,
Described 3rd bearing 2 is set on the second torque axis 3.
In the present embodiment, one end of described connecting shaft 11 is installed in the first torque axis 5 by bearing, described connecting shaft 11
The other end be fixedly connected with coupling block 13 by screw.
In the present embodiment, the quantity of described bearing is two, and two described bearings are respectively clutch shaft bearing 7-1 and the second axle
Hold 7-2, described clutch shaft bearing 7-1 is sheathed on connecting shaft 11 one end, described second bearing 7-2 is sheathed in connecting shaft 11 and position
It is provided with back-up ring 8 between clutch shaft bearing 7-1 side, described clutch shaft bearing 7-1 and second bearing 7-2；
Described connecting shaft 11 one end is provided with the connector for fixing clutch shaft bearing 7-1, and described connector passes through spiral shell
Female 9 are fixedly connected with connecting shaft 11, and described nut 9 is provided with split pin 10.
In the present embodiment, described pivoted lever 18 two ends are provided with briquetting part, described briquetting part include briquetting 15,
It is arranged in briquetting 15 and the pin 17 being connected with pivoted lever 18 and the spring 16 being sleeved on pin 17.
During actually used, push briquetting 15, make the spring 16 being arranged in briquetting 15 extrude pin 17 and be pressed in revolution
Bar 18 two ends, make pivoted lever 18 and coupling block 13 fit tightly it is ensured that during puller handle 14, described tie component and connecting shaft 11
Do not separate.
In the present embodiment, it is provided with protective cover 19 outside described handle 14, described protective cover is detachably connected with cutting motor 4
Connect；Described protective cover 19 is ring flange.
When the utility model uses, cutting motor 4 works, and cutting motor 4 produces moment of torsion and passes through described split type torque axis
It is driven to travelling gear 1, rocker arm transmission system works, during rocker arm transmission system work, when coal-winning machine Maintenance and Repair
When, staff pulls connection shaft 11 by handle 14, and connection shaft 11 drives the first torque axis 5 mobile, thus by the first moment of torsion
Axle 5 is misplaced with the junction of cutting motor 4 rotor, and cutting motor 4 stops to travelling gear 1 driving torque, makes cut electricity
Machine 4 and rocker arm transmission system depart from it is ensured that when coal-winning machine is safeguarded, in rocker arm transmission system, rocking arm will not misoperation.
When rocker arm transmission system load exceeds setting value, when the first torque axis 5 occurs fracture, staff passes through handle 14
Drawing connection shaft 11, connection shaft 11 drives the first torque axis 5 mobile, thus the first torque axis 5 is extracted cutting motor 4, by the
One torque axis 5 and the second torque axis 3 separate, only with changing the first torque axis 5, convenient and swift, cost-effective, improve colliery life
Produce efficiency and economic benefit, it is to avoid conventional torque axle is overall structure, torque axis is once occur fracture to need integral replacing, cost
Height, the problem of operating difficulties.
The above, be only preferred embodiment of the present utility model, not the utility model imposed any restrictions, every
Any simple modification, change and equivalent structure change above example made according to the utility model technical spirit, all still
Belong in the compensation range of technical solutions of the utility model.
Claims (6)
1. a kind of coal-winning machine torque clutch it is characterised in that：Including be arranged on cutting motor (4) and travelling gear (1) it
Between split type torque axis and be arranged on described split type torque axis and be located at the internal pull bar clutch of described cutting motor (4)
Device (6), described split type torque axis includes the first torque axis (5) being in transmission connection with cutting motor (4) rotor and with first
The second torque axis (3) that torque axis (5) is in transmission connection and is installed on travelling gear (1), described pull bar arrangement of clutch (6) includes
The connecting shaft (11) that is arranged on the first torque axis (5), the fixed component being arranged in connecting shaft (11) and be arranged on described solid
Determine the tie component on part, described fixed component includes the fixed seat (12) being located in connecting shaft (11) and and connecting shaft
(11) it is fixedly connected and the coupling block (13) that matches with fixed seat (12), described tie component includes being arranged on coupling block (13)
On pivoted lever (18) and the handle (14) being fixedly connected with pivoted lever (18), described cutting motor (4) be hollow motor, described
The length of the second torque axis (3) is more than the length of the first torque axis (5).
2. according to a kind of coal-winning machine torque clutch described in claim 1 it is characterised in that：Described first torque axis (5)
One end be in transmission connection with cutting motor (4) rotor by the first spline, the other end of described first torque axis (5) passes through square key
It is in transmission connection with one end of the second torque axis (3), the other end of described second torque axis (3) passes through the second spline and travelling gear
(1) it is in transmission connection.
3. according to a kind of coal-winning machine torque clutch described in claim 1 or 2 it is characterised in that：Described connecting shaft (11)
One end be installed in the first torque axis (5) by bearing, the other end of described connecting shaft (11) passes through screw and coupling block
(13) it is fixedly connected.
4. according to a kind of coal-winning machine torque clutch described in claim 3 it is characterised in that：The quantity of described bearing is two
Individual, two described bearings are respectively clutch shaft bearing (7-1) and second bearing (7-2), and described clutch shaft bearing (7-1) is sheathed on connection
Axle (11) one end, described second bearing (7-2) is sheathed on connecting shaft (11) above and is located at clutch shaft bearing (7-1) side, described
It is provided with back-up ring (8) between clutch shaft bearing (7-1) and second bearing (7-2)；
Described connecting shaft (11) one end is provided with the connector for fixing clutch shaft bearing (7-1), and described connector passes through spiral shell
Female (9) are fixedly connected with connecting shaft (11), and described nut (9) is provided with split pin (10).
5. according to a kind of coal-winning machine torque clutch described in claim 1 or 2 it is characterised in that：Described pivoted lever (18)
Briquetting part is provided with two ends, described briquetting part includes briquetting (15), is arranged in briquetting (15) and and pivoted lever
(18) pin (17) connecting and the spring (16) being sleeved on pin (17).
6. according to a kind of coal-winning machine torque clutch described in claim 1 or 2 it is characterised in that：Described handle (14) is outward
It is provided with protective cover (19), described protective cover is detachably connected with cutting motor (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620858031.5U CN205945388U (en) | 2016-08-09 | 2016-08-09 | Moment of torsion clutch for coal -winning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620858031.5U CN205945388U (en) | 2016-08-09 | 2016-08-09 | Moment of torsion clutch for coal -winning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205945388U true CN205945388U (en) | 2017-02-08 |
Family
ID=57922146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620858031.5U Active CN205945388U (en) | 2016-08-09 | 2016-08-09 | Moment of torsion clutch for coal -winning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205945388U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163687A (en) * | 2022-09-05 | 2022-10-11 | 三一重型装备有限公司 | Clutch assembly and engineering equipment |
| CN117570125A (en) * | 2024-01-15 | 2024-02-20 | 三一重型装备有限公司 | Clutch, coal mining machine rocker arm and coal mining machine |
-
2016
- 2016-08-09 CN CN201620858031.5U patent/CN205945388U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163687A (en) * | 2022-09-05 | 2022-10-11 | 三一重型装备有限公司 | Clutch assembly and engineering equipment |
| CN117570125A (en) * | 2024-01-15 | 2024-02-20 | 三一重型装备有限公司 | Clutch, coal mining machine rocker arm and coal mining machine |
| CN117570125B (en) * | 2024-01-15 | 2024-03-19 | 三一重型装备有限公司 | Clutch, coal mining machine rocker arm and coal mining machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |