CN106641043B - A kind of brake that gap is quickly adjusted - Google Patents
A kind of brake that gap is quickly adjusted Download PDFInfo
- Publication number
- CN106641043B CN106641043B CN201611099425.8A CN201611099425A CN106641043B CN 106641043 B CN106641043 B CN 106641043B CN 201611099425 A CN201611099425 A CN 201611099425A CN 106641043 B CN106641043 B CN 106641043B
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- China
- Prior art keywords
- electromagnet
- bolt
- brake
- gap
- armature
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Classifications
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/38—Slack adjusters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of brakes that gap is quickly adjusted, including mutually matched electromagnet and armature, in a state of use, the armature is towards mounting surface, the electromagnet is equipped with: securing the brake to the fastener on mounting surface, which applies the installation pretightening force towards armature side by elastic element to electromagnet；The regulating part to offset with mounting surface applies backwards to armature side electromagnet and makes the elastic element adjusting force that deformation occurs.The fastener is the first bolt that sliding runs through electromagnet, the head of first bolt is located at electromagnet and has compressed the elastic element backwards to armature side and between electromagnet, and the bar portion of the first bolt extends armature side and generates the installation pretightening force for being threadedly engaged with mounting surface.The present invention can the gap to brake quickly adjusted, improve production efficiency, safeguarded convenient for building site, significantly reduce the labor intensity of brake clearance adjusting, and can guarantee the quality of product.
Description
Technical field
The present invention relates to traction machine brake technical fields, and in particular to a kind of brake that gap is quickly adjusted.
Background technique
Facilitation requirement in view of current elevator industry to traction machine brake air gap precision, regulative mode, traction machine
Change with the structure type of electromagnetic brake and regulative mode facilitation design is inexorable trend.By changing electromagnetic brake
Structure and regulative mode, can be realized simplifying for structure, reduce the labor intensity and assembly skill requirement of assembly, while just
It is safeguarded in the building site of product, promotes the performance of product.
Electromagnetic brake for traction machine currently on the market generallys use following two mode and carries out gap adjustment:
(1) gap adjustment is realized by the principle of the active force and reaction force of installation bolt and guide blot.Specific knot
Structure is interacted using four installation bolts and four guide blots (amounting to eight bolts) and is achieved the purpose that adjust gap, installation
Bolt and guide blot have a locking torque requirement (providing according to bolt specification and performance rate) of setting, labor intensity and
It is higher that gap adjusts skill requirement, and the installation of brake is to pass through electromagnet, armature and base by four installation bolts to connect,
It manually lifts or mechanically lifts brake and base and assembly is attached by bolt.
(2) realize that brake clearance is adjusted by patch mode, such product reduces guide blot (in electromagnet and rank
Be oriented between iron using guide pin), product to element precision require improve (end face of machine base flatness, installing positions of bearings and
Patch thickness etc.), guarantee the adjusting in gap by the control of precision, such product is to the requirement of the parts machining accuracy of manufacture
Higher, processing and manufacturing cost is larger, and it is lower to adjust efficiency.
Summary of the invention
The present invention provides a kind of brake that gap is quickly adjusted, can the gap to brake quickly adjusted,
Production efficiency is improved, is safeguarded convenient for building site, significantly reduces the labor intensity of brake clearance adjusting, and can guarantee product
Quality.
A kind of brake that gap is quickly adjusted, including mutually matched electromagnet and armature, it is in a state of use, described
Armature is equipped with towards mounting surface, the electromagnet:
The fastener on mounting surface is secured the brake to, which applies towards rank electromagnet by elastic element
The installation pretightening force of iron side；
The regulating part to offset with mounting surface applies backwards to armature side electromagnet and makes the elastic element tune that deformation occurs
Save power.
Heretofore described mounting surface refers to: for installing the face of brake on traction machine.Brake itself does not include peace
Regulating part active force is given by mounting surface when adjusting gap in dress face.
Brake provided by the invention is mounted on traction machine by fastener, and passes through regulating part regulating magnet and rank
The gap of iron.It when adjusting gap, first passes through fastener and applies installation pretightening force, armature and electromagnet are made by elastic element compression
Gap be zero, the power far from armature then is applied to electromagnet using regulating part, i.e. compression elastic element keeps electromagnet separate
There is gap in armature, and the size in gap is further adjusted by regulating part.
In the prior art, in regulating brake when the gap of electromagnet and armature, guiding hollow bolt and electromagnet screw thread
Cooperation, installation bolt pass through electromagnet, armature and guiding hollow bolt, and when gap of regulating magnet and armature needs to adjust
Bolt and guiding hollow bolt are installed, gap adjustment is realized by active force and reaction force.
Preferably, the fastener is the first bolt that sliding runs through electromagnet, the head of the first bolt is located at electromagnetism
Iron has compressed the elastic element backwards to armature side and between electromagnet, and the bar portion of the first bolt extends armature side use
The installation pretightening force is generated in being threadedly engaged with mounting surface.
Brake is mounted on traction machine by the first bolt, compresses the bullet between the head and electromagnet of the first bolt
Property element, when brake is installed, exerted a force by the head of the first bolt to elastic element, by elastic element compress electromagnet with
Gap between armature is zero.First bolt plays the role of fixed brake simultaneously and adjusts armature and electromagnet gap.
Preferably, with the mounting hole for wearing the first bolt, first bolt and installation on the electromagnet
Interporal lacuna cooperation.
It is clearance fit between first bolt and mounting hole, i.e., after brake is mounted on traction machine by the first bolt, electricity
Magnet can slide axially along the first bolt.
In order to realize that electromagnet can set mounting hole to unthreaded hole along the first bolt purpose in axial sliding, or will
One section of first bolt and mounting hole cooperation is set as polished rod, or mounting hole is set as unthreaded hole simultaneously, by the first bolt and peace
One section of dress hole cooperation is set as polished rod.
The effect of the elastic element is the power to the close armature of electromagnet application, meanwhile, gap is adjusted in regulating part
When, elastic element can be compressed, to make to generate gap between electromagnet and armature.
The set-up mode of elastic element can there are many, for example, the elastic element is the dish being set on the first bolt
Shape spring or helical spring.
In order to guarantee the stability when stability installed and brake operation, it is preferred that the fastener is at least
Four, it is distributed in the edge of electromagnet.
Preferably, the regulating part is the second bolt through electromagnet, rank is extended in one end of second bolt
It iron side and offsets with mounting surface, second bolt and electromagnet are threadedly engaged to generate the adjusting force.
Second bolt and armature clearance cooperate, and one end of the second bolt is applied against mounting surface by mounting surface
Reaction force pushes and overcomes the elastic force of elastic element far from armature with the electromagnet of the second bolt thread cooperation.
Preferably, the electromagnet is with threaded hole or is fixed with nut, second bolt passes through threaded hole or spiral shell
Mother is threadedly engaged with electromagnet.
Also be arranged with locking nut on second bolt, when gap adjustment in place after, utilize locking nut Motionless electromagnetic
The position of iron is to keep gap to stablize.
In order to guarantee the uniformity of gap adjustment, it is preferable that the regulating part at least there are two, be distributed in the phase of electromagnet
To two sides.
Regulating part and fastener can be adjacently positioned, and in order to guarantee the uniformity of gap adjustment, regulating part disperses as far as possible
It must be arranged on electromagnet.
Compared with prior art, the present invention having the positive effect that:
1) mounting means of brake is more easy to be laborsaving, does not need to adjust more bolts simultaneously, reduces labor intensity, can
It effectively reduces when leading to installation because of brake self weight, bolt and engine base of traction machine threaded hole fill inclined problem；
2) gap adjustment of brake is more convenient laborsaving, it is only necessary to adjust the position of regulating part, improve production effect
Rate is safeguarded, Improving The Quality of Products convenient for building site；
3) guiding between electromagnet and armature is more accurate effectively, evades shearing force when braking to fastener and adjusting
The impact of part；
4) the cooperation precision of product is improved, brake is attracted the resistance overcome during release and reduces, more smooth.
Detailed description of the invention
Fig. 1 is the schematic diagram for the brake that gap of the present invention is quickly adjusted；
Fig. 2 is the top view for the brake that gap of the present invention is quickly adjusted；
Fig. 3 is scheme of installation of the brake provided by the invention on traction machine.
In figure: 1, armature；2, the first bolt；3, disk spring；4, the second bolt；5, locking nut；6, electromagnet；7, it drags
Draw machine.
Specific embodiment
With reference to the accompanying drawing, the brake quickly adjusted to gap of the present invention is described in detail.Each label shown in the drawings
It is not to be taken as the limitation to the technology of the present invention with embodiment, any modification and increase on the basis of the present invention is regarded as this
The protection scope of invention, structure type are not limited only to the topology example of diagram.
As shown in Figure 1 and Figure 2, a kind of brake that gap is quickly adjusted, including mutually matched electromagnet 6 and armature 1,
Electromagnet 6 is equipped with fastener (i.e. the first bolt 2) and regulating part (i.e. the second bolt 4).
As shown in Figure 1 and Figure 2, fastener is the first bolt 2 that sliding runs through electromagnet 6, and the head of the first bolt 2 is located at
Electromagnet 6 has compressed disk spring 3 (i.e. elastic element) backwards to the side of armature 1 between first bolt 2 and electromagnet 6, dish
Spring 3 is set on the first bolt 2.The bar portion of first bolt 2 is extended the side of armature 1 and is matched with the casing screw thread of traction machine 7
It closes.
First bolt 2 is two groups, and two group of first bolt 2 is arranged in the top and bottom of electromagnet 6.Every group of first spiral shell
Bolt 2 is two, and two bolts are arranged symmetrically in the two sides of 6 axis of electromagnet.
With the mounting hole for wearing the first bolt 2, the first bolt 2 and mounting hole clearance fit, this reality on electromagnet 6
It applies in example, mounting hole is unthreaded hole.
As shown in Figure 1 and Figure 2, regulating part is the second bolt 4 through electromagnet 6, and the second bolt 4 is matched with 6 screw thread of electromagnet
It closes, one end of the second bolt 4 extends 1 side of armature and offsets with mounting surface.
Electromagnet 6 has threaded hole, and is arranged with locking nut 5 on the second bolt 4.When gap adjustment is to where appropriate, logical
Cross the relative position that locking nut 5 fixes the second bolt 4 and electromagnet 6.
Second bolt 4 is two, one of them second bolt 4 is located between the first bolt 2 of two, top, another second
Bolt 4 is located between the first bolt 2 of bottom two.
The state that brake provided in this embodiment is mounted on traction machine 7 is as shown in figure 3,7 two sides of traction machine are pacified respectively
Fill a brake, the face on 7 casing of traction machine for installing brake is mounting surface, when installation, firstly, passing through four first
2 compression elastic element of bolt, disk spring 3 exert a force to electromagnet 6, make electromagnet 6 close to armature 1, make electromagnet 6 and armature 1
Between gap be zero, then, rotate two the second bolts 4, one end of the second bolt 4 pushes against mounting surface, passes through mounting surface
Reaction force makes the electromagnet 6 being threadedly engaged with the second bolt 4 overcome the elastic force of disk spring 3 far from armature 1, when electromagnet 6
Gap between armature 1 is where appropriate, lock the relative position of the second nut and electromagnet 6 by locking nut 5.
After brake clearance is adjusted, when the brake is released, armature 1 does not need to overcome any resistance, works as brake
When actuation, it is only necessary to which the active force for overcoming spring between armature 1 and electromagnet 6 makes brake without overcoming additional resistance
The course of work it is more smoothly.
Brake provided by the invention realizes that the facilitation of brake clearance is adjusted by the first bolt and the second bolt, pole
The earth reduces the labor intensity of operator, improves adjusting efficiency, ensure that the precision and system of brake installation positioning
The fluency of dynamic device guiding, improves the performance of electromagnetic brake product.
Claims (7)
1. a kind of brake that gap is quickly adjusted, including mutually matched electromagnet and armature, in a state of use, the rank
Iron is towards mounting surface, which is characterized in that the electromagnet is equipped with:
The fastener on mounting surface is secured the brake to, which applies towards armature one electromagnet by elastic element
The installation pretightening force of side；
The regulating part to offset with mounting surface applies backwards to armature side electromagnet and makes the elastic element adjusting that deformation occurs
Power；
The regulating part be through electromagnet the second bolt, one end of second bolt extend armature side and with installation
Face offsets, and second bolt and electromagnet are threadedly engaged to generate the adjusting force；
The fastener is the first bolt that sliding runs through electromagnet, and the head of the first bolt is located at electromagnet backwards to armature side
And the elastic element has been compressed between electromagnet, the bar portion of the first bolt is extended armature side and is used for and mounting surface screw thread
Cooperation generates the installation pretightening force.
2. the brake that gap as described in claim 1 is quickly adjusted, which is characterized in that with for wearing on the electromagnet
If the mounting hole of the first bolt, first bolt and mounting hole clearance fit.
3. the brake that gap as described in claim 1 is quickly adjusted, which is characterized in that the elastic element is to be set in the
Disk spring or helical spring on one bolt.
4. the brake that gap as described in claim 1 is quickly adjusted, which is characterized in that the fastener at least there are four,
It is distributed in the edge of electromagnet.
5. the brake that gap as described in claim 1 is quickly adjusted, which is characterized in that the electromagnet with threaded hole or
It is fixed with nut, second bolt is threadedly engaged by threaded hole or nut with electromagnet.
6. the brake that gap as described in claim 1 is quickly adjusted, which is characterized in that the regulating part at least there are two,
It is distributed in the opposite sides of electromagnet.
7. the brake that gap as described in claim 1 is quickly adjusted, which is characterized in that be arranged with lock on second bolt
Tight nut, the locking nut are located at electromagnet backwards to the side of armature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611099425.8A CN106641043B (en) | 2016-12-02 | 2016-12-02 | A kind of brake that gap is quickly adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611099425.8A CN106641043B (en) | 2016-12-02 | 2016-12-02 | A kind of brake that gap is quickly adjusted |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106641043A CN106641043A (en) | 2017-05-10 |
| CN106641043B true CN106641043B (en) | 2019-07-23 |
Family
ID=58818252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611099425.8A Active CN106641043B (en) | 2016-12-02 | 2016-12-02 | A kind of brake that gap is quickly adjusted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106641043B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895099A (en) * | 2018-08-31 | 2018-11-27 | 浙江西子富沃德电机有限公司 | A kind of electro-magnetic braking device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201296625Y (en) * | 2008-11-19 | 2009-08-26 | 苏州通润驱动设备股份有限公司 | Disc type brake with improved structure |
| CN202201673U (en) * | 2011-08-10 | 2012-04-25 | 成都瑞迪机械实业有限公司 | Electromagnetic disc type brake with anti-rubbing device |
| EP2998606A1 (en) * | 2014-09-18 | 2016-03-23 | Meritor Heavy Vehicle Braking Systems (UK) Limited | A method of operating a brake |
| CN206309825U (en) * | 2016-12-02 | 2017-07-07 | 浙江西子富沃德电机有限公司 | A kind of brake of gap quick regulation |
-
2016
- 2016-12-02 CN CN201611099425.8A patent/CN106641043B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201296625Y (en) * | 2008-11-19 | 2009-08-26 | 苏州通润驱动设备股份有限公司 | Disc type brake with improved structure |
| CN202201673U (en) * | 2011-08-10 | 2012-04-25 | 成都瑞迪机械实业有限公司 | Electromagnetic disc type brake with anti-rubbing device |
| EP2998606A1 (en) * | 2014-09-18 | 2016-03-23 | Meritor Heavy Vehicle Braking Systems (UK) Limited | A method of operating a brake |
| CN206309825U (en) * | 2016-12-02 | 2017-07-07 | 浙江西子富沃德电机有限公司 | A kind of brake of gap quick regulation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106641043A (en) | 2017-05-10 |
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