CN207698946U - A kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving - Google Patents
A kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving Download PDFInfo
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- CN207698946U CN207698946U CN201721815760.3U CN201721815760U CN207698946U CN 207698946 U CN207698946 U CN 207698946U CN 201721815760 U CN201721815760 U CN 201721815760U CN 207698946 U CN207698946 U CN 207698946U
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- shaft
- bearing block
- spool
- cable drum
- hydraulic crawler
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- 238000004804 winding Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 230000008878 coupling Effects 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 claims abstract description 15
- 230000009467 reduction Effects 0.000 claims abstract description 11
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000009123 feedback regulation Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model is related to a kind of winding mechanisms, belong to engineering equipment field, and in particular to a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving.The utility model includes：Driving motor is connected to by shaft coupling on planetary reduction gear；Retarder is connected with the spool shaft of cable drum；Spool shaft is fixed on self-aligning ball bearing, and bearing is fixed on the rack by bearing block；Torsion tester device is installed in spool shaft；Spool body is then connected to by spline flange and axle sleeve in spool shaft.The utility model is used for the hydraulic crawler excavator of electric drive, and using torsion tester device, the torque motor of feedback regulation input terminal damages or excessive wear in winding process because pulling force is excessive so as to avoid cable.Simultaneously because the utility model uses single motor and monovolume barrel structure, drum diameter to reduce so that entire mechanism structure is simple, stable, light-weight, small, easily assembles, greatly reduces manufacturing cost.
Description
Technical field
The utility model is related to a kind of winding mechanisms of cable drum, belong to engineering machinery field, and in particular to Yi Zhong electricity
The winding mechanism of the hydraulic crawler excavator tail cable reel of power drive.
Background technology
With the gradual exploitation of large surface mine, the demand of the hydraulic crawler excavator of large-scale power driving and the user used
More and more, user has higher understanding and requirement to each performance and man-machine safety of excavator.Pervious large-scale electricity
The hydraulic excavating drive end unit of power drive is the winding mechanism there is no cable drum, but fast with China's modernization construction
The utilization of speed development, the hydraulic excavating machine equipment of large-scale power driving is also more and more extensive.In order to realize cable driving machinery,
Automation, the efficiency for improving excavator, while the life security of construction personnel is protected, for the hydraulic excavating of large-scale power driving
The demand of the automatic retraction device of drive end unit cable is more and more stronger.
Cable is the indispensable part of excavator, and cable is mainly also wound around on reel roll up and put.It is existing
Cable drum winding mechanism is to connect retarder by motor, and then retarder connects spool shaft.Excavator is after specific speed
It moves back under working condition, cable drum winds cable, often will appear that cable collapses too tight or when too loose, cable
It accumulates in heaps, leads to the phenomenon that cable is disengaged from the groove on reel, usually cable can be made to twine extremely on reel, cable is caused to be drawn
Disconnected or abrasion accident occurs often, needs to be replaced frequently cable, that is, influences production and increase cost again, there is also certain safety
Hidden danger.Therefore, design is a kind of simple in structure, securely and reliably, operates steadily, and reduces cable in moving process, is extremely led due to twining
The mechanism of the abrasion of cause or the cable drum winding broken is to have very important effect and meaning.
Invention content
The purpose of this utility model is to overcome the defect of the prior art and deficiencies, solve the above 1) cable and realize flexibility
Winding, the phenomenon that preventing from occurring excessive wear during folding and unfolding and breaking；2) hydraulic pressure for solving current large-scale power driving is dug
Dig the complicated of drive end unit cable drum winding mechanism, the shortcomings of volume is big.
The utility model is realized by following technical scheme：
A kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving, including：Spool body, for wind or
Cable is decontroled, the spool body is mounted on by connector in spool shaft；Planetary reduction gear is used for the reel axis connection
The deceleration of power input；Driving motor is connected by shaft coupling with the planetary reduction gear, the power for spool body rotation
Source；Rack, the spool body, planetary reduction gear and driving motor are mounted in the rack；And torsion measuring appliance device, installation
In the output end of the spool shaft, to monitor the torsion transmitted in spool shaft.
Preferably, the spool shaft is supported by self-aligning ball bearing I positioned at its both ends and self-aligning ball bearing II；It is described
Self-aligning ball bearing I is fixed by bearing block I, transparent cover I is equipped in I right end of bearing block, by felt collar in transparent cover I and bearing block I
It is sealed；The self-aligning ball bearing II is fixed by bearing block II, and lubricating cup is equipped in II right end of bearing block, left in bearing block II
End is sealed by transparent cover II, and is fixed on bearing block II.
Preferably, the bearing block I and bearing block II are fixed on the rack by fastener.
Preferably, connecting plate is connected with by bolt IV in the axial face of spool shaft, the connecting plate is further through bullet
Property pin is connected with shaft coupling；The torsion measuring appliance device is fixed on by bolt III on torsion measuring appliance holder, and torsion measures
Device device coordinates with shaft coupling, realizes that torsion measures.
Preferably, the connector includes spline flange, axle sleeve I and shaft sleeve II；The axle sleeve I and shaft sleeve II are close
Be sleeved in spool shaft, and the radial outer wall of shaft sleeve II and an axial face of spool body are mutually welded, axle sleeve I by radial outer wall with
Spline flange mutually welds, and the spline flange (11) is connected by screw with another axial face of spool body.
Preferably, the driving motor is connect by bolt I with shaft coupling, and the shaft coupling passes through bolt II and planet
Retarder connects.
Preferably, the driving motor uses torque motor.
The utility model advantageous effect：
1) motor used in uses torque motor, has soft mechanical property, can be with stall.It can be certainly when load torque increases
It is dynamic to reduce rotating speed, while increasing output torque；
2) self-aligning ball bearing is selected, when excavator moves, anti-seismic performance is good, mitigates injury caused by impact load；
3) spool body and spool shaft are connected using spline flange, increase the reliability of connection；
4) torsion tester device is selected, can constantly monitor the power that current cable is afforded is how many, if reach
The highest critical value and lowest critical value of setting.If reach highest critical value, then control moment motor stops or slows down
Running speed is less than so as to hand inspection problem the very crux if the torsion tester device measures practical torque value
Lowest critical value, then control moment motor quickening speed, prevents in drawing process since pretightning force deficiency causes cable to occur
The phenomenon that being disengaged from the groove；
Therefore, it by this device, avoids cable and is damaged or mistake during winding or relieving because pulling force is excessive
Degree abrasion.
Description of the drawings
Fig. 1 is the winding mechanism main body figure of the hydraulic crawler excavator tail cable reel of the utility model；
Fig. 2 is assembly signal enlarged drawing between spool shaft, spool body, torsion measuring appliance device；
Fig. 3 is that the motor based on torsion measuring appliance device controls feedback regulation figure；
Fig. 4 is rack front view；
Fig. 5 is frame plan.
Specific implementation mode
Below in conjunction with attached drawing, the utility model is further described by specific embodiment.
As shown in Figure 1, Figure 4, Figure 5, a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving, packet
It includes：Driving motor 1, planetary reduction gear 3, rack 4, spool shaft 5, spool body 9 and torsion measuring appliance device 18；Spool body 9, planet
Retarder 3 and driving motor 1 are mounted in the rack 4, and driving motor 1 is connect by I 1-1 of bolt with shaft coupling 2, shaft coupling 2
It is connect with planetary reduction gear 3 by II 2-1 of bolt, planetary reduction gear 3 is connect with spool shaft 5, and spool body 9 is pacified by connector
In spool shaft 5；Torsion measuring appliance device 18 is mounted on the output end of spool shaft 5, is transmitted across in spool shaft 5 to monitor
The torsion come.Driving motor 1 uses torque motor.
As shown in Fig. 2, spool shaft 5 is supported by self-aligning ball bearing I 7 positioned at its both ends and self-aligning ball bearing II 19；It adjusts
Heart ball bearing I 7 by bearing block I 8 fix, I 8 right end of bearing block be equipped with transparent cover I 6, the transparent cover I 6 by V 6-1 of bolt with
Bearing block I 8 is connected, and is sealed by felt collar in transparent cover I 6 and bearing block I 8；Self-aligning ball bearing II 19 passes through bearing block II
13 fix, and are equipped with lubricating cup 12 in II 13 right end of bearing block, are sealed by transparent cover II 14 in II 13 left end of bearing block, transparent cover II
14 are connected by VI 14-1 of bolt with bearing block II 13.Bearing block I 8 and bearing block II 13 are fixed on rack 4 by fastener
On.
Connecting plate 15 is connected with by bolt IV 21 in the axial face of spool shaft 5, connecting plate 15 is further through resilient key 22
It is connected with shaft coupling 17；Torsion measuring appliance device 18 is fixed on by bolt III 20 on torsion measuring appliance holder 16, and torsion measures
Device device 18 coordinates with shaft coupling 17, realizes that torsion measures.
Connector includes spline flange 11, axle sleeve I 10-1 and shaft sleeve II 10-2；Axle sleeve I 10-1 and shaft sleeve II 10-2 is tight
It is close to be sleeved in spool shaft 5, and the radial outer wall of shaft sleeve II 10-2 and an axial face of spool body 9 are mutually welded, I 10-1 of axle sleeve passes through
Radial outer wall and 11 phase of spline flange weld, spline flange 11 is connected by screw with another axial face of spool body 9.
Motor used in the utility model uses torque motor, has soft mechanical property, can be with stall.When load torque increases
Rotating speed can be reduced automatically when big, while increasing output torque；Self-aligning ball bearing is selected, when excavator moves, anti-seismic performance is good,
Mitigate injury caused by impact load；Spool body 9 and spool shaft 5 are connected using spline flange 11, increase connection
Reliability；Torsion tester device 18 is selected, can constantly monitor the power that current cable is afforded is how many, if reach and set
Fixed highest critical value and lowest critical value.If reach highest critical value, then control moment motor stops or slows down fortune
Rotary speed is less than so as to hand inspection problem the very crux if the torsion tester device 18 measures practical torque value
Lowest critical value, then control moment motor quickening speed, prevents in drawing process since pretightning force deficiency causes cable to occur
The phenomenon that being disengaged from the groove, as shown in Figure 3.Therefore, by this device, cable is avoided during winding or relieving because of pulling force mistake
Damage or excessive wear greatly.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
The scope of protection of the utility model is also should be regarded as into deformation.
Claims (7)
1. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving, which is characterized in that including：
Spool body（9）, for winding or decontroling cable, the spool body（9）It is mounted in spool shaft (5) by connector；
Planetary reduction gear (3) is connect with the spool shaft (5), the deceleration for power input；
Driving motor (1) is connected by shaft coupling (2) with the planetary reduction gear (3), and spool body is used for（9）The power of rotation
Source；
Rack（4）, the spool body（9）, planetary reduction gear (3) and driving motor (1) be mounted on the rack（4）On；And
Torsion measuring appliance device (18) is mounted on the output end of the spool shaft (5), to monitor spool shaft（5）On be transmitted across
The torsion come.
2. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving according to claim 1, special
Sign is：
The spool shaft (5) is supported by self-aligning ball bearing I (7) positioned at its both ends and self-aligning ball bearing II (19)；
The self-aligning ball bearing I (7) is fixed by bearing block I (8), transparent cover I (6) is equipped in bearing block I (8) right end, in transparent cover I
(6) and on bearing block I (8) it is sealed by felt collar；
The self-aligning ball bearing II (19) is fixed by bearing block II (13), and lubricating cup (12) is equipped in bearing block II (13) right end,
It is sealed, and is fixed on bearing block II (13) by transparent cover II (14) in bearing block II (13) left end.
3. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving according to claim 2, special
Sign is：
The bearing block I (8) and bearing block II (13) are fixed on rack by fastener（4）On.
4. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving according to claim 1, special
Sign is：
Connecting plate (15) is connected with by bolt IV (21) in the axial face of spool shaft (5), the connecting plate (15) further through
Resilient key (22) is connected with shaft coupling (17)；
The torsion measuring appliance device (18) passes through bolt III（20）It is fixed on torsion measuring appliance holder (16), torsion measuring appliance
Device (18) coordinates with shaft coupling (17), realizes that torsion measures.
5. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving according to claim 1, special
Sign is：
The connector includes spline flange (11), axle sleeve I（10-1）And shaft sleeve II（10-2）；
The axle sleeve I（10-1）And shaft sleeve II（10-2）It closely surrounds in spool shaft (5), and shaft sleeve II（10-2）Diameter it is outside
Wall and spool body（9）An axial face mutually weld, axle sleeve I（10-1）By radial outer wall mutually welded with spline flange (11),
The spline flange (11) passes through screw and spool body（9）Another axial face be connected.
6. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving according to claim 1, special
Sign is：
The driving motor (1) is connect by bolt I (1-1) with shaft coupling (2), and the shaft coupling (2) passes through II (2- of bolt
1) it is connect with planetary reduction gear (3).
7. a kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving according to claim 1, special
Sign is：The driving motor (1) uses torque motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721815760.3U CN207698946U (en) | 2017-12-22 | 2017-12-22 | A kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721815760.3U CN207698946U (en) | 2017-12-22 | 2017-12-22 | A kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207698946U true CN207698946U (en) | 2018-08-07 |
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ID=63028097
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721815760.3U Active CN207698946U (en) | 2017-12-22 | 2017-12-22 | A kind of winding mechanism of the hydraulic crawler excavator cable drum of large-scale power driving |
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| Country | Link |
|---|---|
| CN (1) | CN207698946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954281A (en) * | 2017-12-22 | 2018-04-24 | 徐州徐工矿山机械有限公司 | The winding mechanism and control method of hydraulic crawler excavator tail cable reel |
-
2017
- 2017-12-22 CN CN201721815760.3U patent/CN207698946U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954281A (en) * | 2017-12-22 | 2018-04-24 | 徐州徐工矿山机械有限公司 | The winding mechanism and control method of hydraulic crawler excavator tail cable reel |
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