CN207437628U - A kind of double friction disc brake devices - Google Patents
A kind of double friction disc brake devices Download PDFInfo
- Publication number
- CN207437628U CN207437628U CN201721645412.6U CN201721645412U CN207437628U CN 207437628 U CN207437628 U CN 207437628U CN 201721645412 U CN201721645412 U CN 201721645412U CN 207437628 U CN207437628 U CN 207437628U
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- brake disc
- brake
- disc
- armature
- field core
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Abstract
The utility model discloses a kind of double friction disc brake devices, including main shaft, the first friction plate, brake disc, the second friction plate, band armature brake disc, field core are arranged on main shaft successively, brake disc and with being attached between armature brake disc by intermediate space adjusting bolt is arranged intermediate space and keeps spring in intermediate space adjusting bolt;It further includes and is connected to the tripping spring between armature brake disc and field core;Further include the guide shaft parallel with the main shaft, guide shaft passes through brake disc, band armature brake disc, field core, locking nut, total backlash adjusting nut are arranged on guide shaft, wherein locking nut is located at field core away from the one side with armature brake disc, and total backlash adjusting nut is located at field core close to the one side with armature brake disc.The utility model can cause brake appearance and size to increase to solve the problems, such as to improve braking effect in the prior art, realize the purpose that braking moment is improved on the premise of brake appearance and size is not increased.
Description
Technical field
The utility model is related to brake fields, and in particular to a kind of double friction disc brake devices.
Background technology
Brake is that have the function of the dress that moving component (or movable machinery) is made to slow down, stops or keep halted state etc.
It puts.It is the machine components that the movement parts in machinery is made to stop or slow down.It is commonly called as brake, lock.Brake is mainly by frame processed, brake component
With the compositions such as manipulation device.Some brakes are also equipped with the automatic regulating apparatus in brake component gap.Under industrial brake industry
Parade industry be mainly handling machinery, metallurgical equipment, mining equiment, constructional engineering machinery, wind-powered electricity generation and nuclear power generating equipment, ship and
The equipment manufactures such as marine heavy industry.There are a variety of new structural shapes due to the development of modern industry machinery in brake, wherein clamping
Disk brake, magnetic powder brake and electromagnetic brake are most widely used.Friction brakes, it can be divided into disc type system
Dynamic device embraces block brake, is inside cheek brake, band brake, comprehensive band brake, two shoe brake, more outside
Shoe brake, simple band brake, single disc-type brake, multi-disc brake, fixed caliper brake, floating type braking
Device etc..Non-friction type brake can be divided into magnetic powder brake, magnetic eddy-current brake, water whirlpool brake etc..For frictionally making
For dynamic device, braking principle is to be based on frictional resistance, therefore the size of frictional force is particularly important for braking effect.It passes
The area for being all based on increase friction plate in system technology for increasing the braking moment of friction brakes carries out, this certainly will cause
The shape of brake is increased with size, and the scope of application is caused to reduce.
Utility model content
The purpose of this utility model is to provide a kind of double friction disc brake devices, to solve to improve braking turn in the prior art
The problem of square can cause brake appearance and size to increase realizes that braking is improved on the premise of brake appearance and size is not increased to be turned
The purpose of square.
The utility model is achieved through the following technical solutions:
A kind of double friction disc brake devices, including main shaft, are arranged the first friction plate, brake disc, second successively on the main shaft
Friction plate, band armature brake disc, field core, the brake disc and with passing through intermediate space adjusting bolt between armature brake disc
It is attached, intermediate space is arranged in the intermediate space adjusting bolt and keeps spring, the intermediate space keeps the two of spring
End contacts respectively with brake disc, band armature brake disc surface;It further includes and is connected to between armature brake disc and field core
Tripping spring;The guide shaft parallel with the main shaft is further included, the guide shaft passes through brake disc, band armature brake disc, field core,
Locking nut, total backlash adjusting nut are arranged on the guide shaft, wherein locking nut is located at field core and is braked away from band armature
The one side of disk, total backlash adjusting nut are located at field core close to the one side with armature brake disc.
It can cause the increase of brake appearance and size for raising braking moment in the prior art, cause scope of application reduction
Problem, the utility model proposes a kind of double friction disc brake devices, and the first friction plate, second is set to rub respectively in the both sides of brake disc
Pad, the second friction plate are located at brake disc and between armature brake discs, brake disc and with being also connected between armature brake disc in
Between gap adjustment bolt, by adjust intermediate space adjusting bolt control intermediate space, brake disc can be adjusted and rubbed with first
Intermediate space between pad.Tripping spring is arranged between band armature brake disc and field core, when field core is powered
Band armature brake disc can be adsorbed, while compress the tripping spring.Field core is also set on guide shaft, therefore
After locking nut is locked, position of the adjustment total backlash adjusting nut on guide shaft can adjust field core and with armature
Initial distance between brake disc, so as to adjust the total backlash distance of the utility model.When the utility model is used, adjust first
Intermediate space adjusting bolt so that the intermediate space between brake disc and the second friction plate meets design requirement, adjusts afterwards total
Gap adjustment nut so that field core and meet design requirement with the initial distance between armature brake disc, tighten institute afterwards
State locking nut.When being powered off to field core, with armature brake disc under the promotion of tripping spring to the second friction plate direction
Movement, band armature brake disc drive intermediate space adjusting nut compression intermediate space to keep spring and promote the second friction plate to system
Moving plate direction is drawn close, and compression brake disk is drawn close to the first friction sheet mode, is braked while realizing double friction plates, therefore this reality
With the new cooperation by the first friction plate, the second friction plate, the situation of brake volume and appearance and size can not increased
Under add two rubbing surfaces, it is very big compared to the prior art so as to achieve the effect that being multiplied for brake torque
The high braking ability of brake.
Preferably, it is arranged with stop nut in the intermediate space adjusting bolt.Intermediate space is ensured by stop nut
Adjusting bolt and brake disc and with the connective stability between armature brake disc, improve and spring are kept to be continuously applied to intermediate space
Elastic force bearing capacity.
Preferably, the brake disc, band armature brake disc are set in by nonmetallic sliding sleeve on guide shaft.Metal and metal
Between frictional resistance it is very big, therefore when brake disc, band armature brake disc directly when being slided on guide shaft, suffered resistance pole
Greatly, easily influencing gap adjustment, the normal brake application for influencing the utility model, therefore this programme causes brake disc, band armature to brake
Disk is slided by nonmetallic sliding sleeve on guide shaft, greatly improves the sensitivity of the utility model, it is ensured that service efficiency.
Preferably, it is arranged the spline housing to match with first friction plate, the second friction plate on the main shaft, described
One friction plate, the second friction plate are rotated on spline housing.Existing monoblock type friction plate all has internal spline, therefore this
Scheme is set and the first friction plate, the second friction plate to improve the flexibility of the first friction plate, the second friction plate on main shaft
The spline housing to match, so as to fulfill being slidably matched between the first friction plate, the second friction plate and spline housing.
Preferably, the spline housing and the first friction plate, the contact surface of the second friction plate are respectively provided with O-ring seal.Spline
Gap can cause running noises, this is the problem of being difficult to avoid that in conventional spline fit structure, thus this programme pass through it is O-shaped close
The setting of seal eliminates spline fitted gap, after the first friction plate, the second friction plate and spline housing are assembled, O-shaped sealing
Circle is compressed, and eliminates the loosening that spline gaps are brought, it is suppressed that the noise that spline gaps generate during rotating operation.
Preferably, the quantity of the guide shaft is N, and N roots guide shaft is circumferentially uniformly distributed along main shaft, is both provided on every guide shaft
One total backlash adjusting nut, wherein N >=3.Brake disc is improved by more guide shafts, with armature brake disc, field core
Stability simultaneously because there is N root guide shafts, therefore also just has N number of total backlash adjusting nut, when initially being adjusted, as long as protecting
It demonstrate,proves the total backlash at each total backlash adjusting nut and meets design requirement, the total backlash that can cause brake is uniform.It is making
After the completion of dynamic device total backlash adjustment, tripping spring just has determined that adjustment completes the adjustment of itself decrement, brake
Torque is just completed to adjust, that is to say, that only needing just can be accurate extensive by N number of total backlash adjusting nut regulating brake total backlash
Multiple brake braking moment.
Preferably, it is described with the extension rod set in armature brake disc towards the stretching of field core direction, it is described to encourage
The microswitch of extension rod described in face is set on magnetic core, when field core is powered absorption band armature brake disc to being bonded to each other
When, the extension rod is in contact with microswitch, microswitch output signal.Brake is held as the key for undertaking braking brake
Row component, brake whether the safety and reliability of reliable in action direct relation mechanical device, and brake is in use,
With using and can constantly wear, brake clearance can be stepped up friction plate, therefore be also required to be detected stopping power.This
When field core is powered absorption band armature brake disc to when being bonded to each other in scheme, extension rod is in contact with microswitch, therefore
Microswitch can export signal and represent that brake has determined trouble free service;Similarly, when the letter that can not receive microswitch
Number when, then need that the utility model is placed under repair or replaced.
Preferably, the extension rod is hex bolts.
Preferably, the hex bolts is arranged with switch nut close to one end with armature brake disc.By in this programme
Switch nut, can flexibly to hex bolts into row distance adjust, so as in the first friction plate, the second friction plate normal
Corresponding hex bolts length can be adjusted after abrasion, signal errors is eliminated with this.
The utility model compared with prior art, has the following advantages and advantages:
A kind of double friction disc brake devices of the utility model, can be in the case where not increasing brake volume and appearance and size
Two rubbing surfaces are added, it is great compared to the prior art so as to achieve the effect that being multiplied for brake torque
The high braking ability of brake.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the sectional view that the utility model specific embodiment 1 crosses main-shaft axis;
Fig. 2 is the partial schematic diagram at extension rod in the utility model specific embodiment 2.
Mark and corresponding parts title in attached drawing:
1- main shafts, the first friction plates of 2-, 3- brake discs, the second friction plates of 4-, 5- band armature brake discs, 6- field cores,
7- intermediate space adjusting bolts, 8- intermediate spaces keep spring, 9- tripping springs, 10- guide shafts, 11- locking nuts, between 12- is total
Gap adjusting nut, 13- stop nuts, the nonmetallic sliding sleeves of 14-, 15- spline housings, 16-O type sealing rings, 17- extension rods, 18- are micro-
Dynamic switch, 19- switch nuts.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1:
A kind of double friction disc brake devices as shown in Figure 1, including main shaft 1, the first friction plate is arranged on the main shaft 1 successively
2nd, brake disc 3, the second friction plate 4, band armature brake disc 5, field core 6, the brake disc 3 and between armature brake disc 5
It is attached by intermediate space adjusting bolt 7, intermediate space is arranged in the intermediate space adjusting bolt 7 and keeps spring 8, institute
Stating intermediate space keeps the both ends of spring 8 to be contacted respectively with brake disc 3,5 surface of band armature brake disc;It further includes and is connected to band rank
Tripping spring 9 between iron Moving plate 5 and field core 6;Further include the guide shaft 10 parallel with the main shaft 1, the guide shaft 10
Through brake disc 3, band armature brake disc 5, field core 6, locking nut 11, total backlash adjusting nut are arranged on the guide shaft 10
12, wherein locking nut 11 is located at field core 6 away from the one side with armature brake disc 5, and total backlash adjusting nut 12, which is located at, encourages
Magnetic core 6 is close to the one side with armature brake disc 5.
Embodiment 2:
A kind of double friction disc brake devices as shown in Figures 1 and 2, on the basis of embodiment 1, the intermediate space is adjusted
Stop nut 13 is arranged on bolt 7.The brake disc 3, band armature brake disc 5 are set in guide shaft by nonmetallic sliding sleeve 14
On 10.The spline housing 15 to match with first friction plate 2, the second friction plate 4 is arranged on the main shaft 1, described first rubs
Pad 2, the second friction plate 4 are rotated on spline housing 15.15 and first friction plate 2 of spline housing, the second friction plate 4
Contact surface sealed by O-ring seal 16.The quantity of the guide shaft 10 is N, and N roots guide shaft 10 uniformly divides along main shaft 1 is circumferential
Cloth is both provided with a total backlash adjusting nut 12 on every guide shaft 10, and wherein N takes 3.It is set in the band armature brake disc 5
Towards the extension rod 17 of 6 direction of field core stretching, the fine motion of extension rod 17 described in face is set on the field core 6
Switch 18, when field core 6 is powered absorption band armature brake disc 5 to when being bonded to each other, the extension rod 17 and microswitch 18
It is in contact.The extension rod 17 is hex bolts.The hex bolts is arranged with switch spiral shell close to one end with armature brake disc 5
Mother 19.
Above-described specific embodiment, the purpose of this utility model, technical solution and advantageous effect have been carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of double friction disc brake devices, including main shaft (1), which is characterized in that be arranged the first friction successively on the main shaft (1)
Piece (2), brake disc (3), the second friction plate (4), band armature brake disc (5), field core (6), the brake disc (3) with rank
It is attached by intermediate space adjusting bolt (7) between iron Moving plate (5), is arranged on the intermediate space adjusting bolt (7)
Intermediate space keeps spring (8), and the intermediate space keeps the both ends of spring (8) respectively with brake disc (3), with armature brake disc
(5) surface contacts;It further includes and is connected to the tripping spring (9) between armature brake disc (5) and field core (6);It further includes
The guide shaft (10) parallel with the main shaft (1), the guide shaft (10) pass through brake disc (3), band armature brake disc (5), field core
Core (6) is arranged locking nut (11), total backlash adjusting nut (12) on the guide shaft (10), and wherein locking nut (11) is located at
For field core (6) away from the one side with armature brake disc (5), total backlash adjusting nut (12) is located at field core (6) close to band
The one side of armature brake disc (5).
A kind of 2. double friction disc brake devices according to claim 1, which is characterized in that the intermediate space adjusting bolt
(7) stop nut (13) is arranged on.
3. a kind of double friction disc brake devices according to claim 1, which is characterized in that the brake disc (3), band armature system
Moving plate (5) is set in by nonmetallic sliding sleeve (14) on guide shaft (10).
4. a kind of double friction disc brake devices according to claim 1, which is characterized in that be arranged on the main shaft (1) and institute
State the first friction plate (2), the spline housing (15) that the second friction plate (4) matches, first friction plate (2), the second friction plate
(4) rotated on spline housing (15).
5. a kind of double friction disc brake devices according to claim 4, which is characterized in that the spline housing (15) is rubbed with first
Pad (2), the contact surface of the second friction plate (4) are respectively provided with O-ring seal (16).
6. a kind of double friction disc brake devices according to claim 1, which is characterized in that the quantity of the guide shaft (10) is N,
N roots guide shaft (10) is circumferentially uniformly distributed along main shaft (1), and a total backlash adjusting nut is both provided on every guide shaft (10)
(12), wherein N >=3.
7. a kind of double friction disc brake devices according to claim 1, which is characterized in that on the band armature brake disc (5)
The extension rod (17) stretched out towards field core (6) direction is set, extension described in face is set on the field core (6)
The microswitch (18) of bar (17), it is described to prolong when field core (6) is powered absorption band armature brake disc (5) to when being bonded to each other
Boom (17) is in contact with microswitch (18), microswitch (18) output signal.
8. a kind of double friction disc brake devices according to claim 7, which is characterized in that the extension rod (17) is hexagonal spiral shell
Bolt.
9. a kind of double friction disc brake devices according to claim 8, which is characterized in that the hex bolts is close to band armature
One end of brake disc (5) is arranged with switch nut (19).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721645412.6U CN207437628U (en) | 2017-11-30 | 2017-11-30 | A kind of double friction disc brake devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721645412.6U CN207437628U (en) | 2017-11-30 | 2017-11-30 | A kind of double friction disc brake devices |
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Publication Number | Publication Date |
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CN207437628U true CN207437628U (en) | 2018-06-01 |
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ID=62285426
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CN201721645412.6U Active CN207437628U (en) | 2017-11-30 | 2017-11-30 | A kind of double friction disc brake devices |
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CN (1) | CN207437628U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111981061A (en) * | 2020-08-24 | 2020-11-24 | 浙江英洛华赫兹电气有限公司 | Electromagnetic power-off brake with high braking torque |
CN112628312A (en) * | 2020-12-17 | 2021-04-09 | 山西江淮重工有限责任公司 | Floating type yaw brake |
-
2017
- 2017-11-30 CN CN201721645412.6U patent/CN207437628U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111981061A (en) * | 2020-08-24 | 2020-11-24 | 浙江英洛华赫兹电气有限公司 | Electromagnetic power-off brake with high braking torque |
CN111981061B (en) * | 2020-08-24 | 2021-12-21 | 浙江英洛华赫兹电气有限公司 | Electromagnetic power-off brake with high braking torque |
CN112628312A (en) * | 2020-12-17 | 2021-04-09 | 山西江淮重工有限责任公司 | Floating type yaw brake |
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