CN208041008U - A kind of pneumatic butterfly brake - Google Patents
A kind of pneumatic butterfly brake Download PDFInfo
- Publication number
- CN208041008U CN208041008U CN201820536786.2U CN201820536786U CN208041008U CN 208041008 U CN208041008 U CN 208041008U CN 201820536786 U CN201820536786 U CN 201820536786U CN 208041008 U CN208041008 U CN 208041008U
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- CN
- China
- Prior art keywords
- brake
- hold
- installation pedestal
- down mechanism
- hinged
- 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.)
- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000000712 assembly Effects 0.000 claims abstract description 20
- 238000000429 assembly Methods 0.000 claims abstract description 20
- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000004044 response Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001739 rebound effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model is related to a kind of pneumatic butterfly brakes, including brake disc and its installation pedestal, the both sides of installation pedestal are respectively provided with a hold-down mechanism, the top of each hold-down mechanism and the respective side of installation pedestal are hinged, pneumatic cylinder is installed below installation pedestal, the fixing end of pneumatic cylinder and the lower end of one of hold-down mechanism are hinged, the telescopic end of pneumatic cylinder is connected with regulating mechanism, the lower end of regulating mechanism and another hold-down mechanism is hinged, installation pedestal is equipped with two groups of brake assemblies, two groups of brake assemblies are located at the both sides of brake disc and are abutted with two hold-down mechanism one-to-one correspondence, two hold-down mechanisms push two groups of brake assemblies to be braked close to brake disc respectively.The utility model has the beneficial effects that compact-sized, small product size is small, and brake block is convenient for disassembly and assembly；In addition, the gap between brake block and brake disc is adjustable so that brake block and brake disc position keep being relatively fixed, it is ensured that braking effect.
Description
Technical field
The utility model is related to unreel material production equipment emergency braking technical field, and in particular to a kind of brake block and brake
The adjustable butterfly brake in gap between hull.
Background technology
In unreeling material production equipment, emergency braking is usually needed according to production requirement.The butterfly that present market uses
Brake is all with the principle of lever brake (pressure ratio is generally between 1.5-2).Although this brake can effective brake
And be widely used in today, but they appoint right existing defects in use：1, thrust driving device is mounted on swing arm
Outside causes small product size larger；2, the gap between brake block and brake disc is non-adjustable, causes brake to ring after the pad wear that brakes
Answer time lengthening, braking effect poor；3, brake pad replacing is cumbersome, and dismounting is inconvenient.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of pneumatic butterfly brake, the brake structural is tight
It gathers, small product size is small, and brake block is convenient for disassembly and assembly, while pneumatic cylinder being driven to be mounted between two swing arms, easy to use；In addition,
Gap between brake block and brake disc is adjustable so that position keeps being relatively fixed between brake block and brake disc, braking effect
Fruit is good.
The technical solution that the utility model solves above-mentioned technical problem is as follows：
A kind of pneumatic butterfly brake, including brake disc and its installation pedestal, the both sides of the installation pedestal are respectively provided with one
A hold-down mechanism, the top of each hold-down mechanism and the respective side of the installation pedestal are hinged, under the installation pedestal
Side is equipped with pneumatic cylinder, and the fixing end of the pneumatic cylinder and the lower end of one of them hold-down mechanism are hinged, the pneumatic cylinder
Telescopic end be connected with regulating mechanism, the lower end of the regulating mechanism and another hold-down mechanism is hinged, the installation base
Seat be equipped with two groups of brake assemblies, brake assemblies described in two groups be located at the both sides of the brake disc and with two compressions
Mechanism correspond abut, two hold-down mechanisms push two groups respectively described in brake assemblies close to the brake disc system
It is dynamic.
The utility model has the beneficial effects that：The lower end for pushing two hold-down mechanisms is driven to move out by pneumatic cylinder,
The upper end of hold-down mechanism gradually compresses corresponding brake assemblies so that two groups of brake assemblies move closer to brake disc and braked；
Realize the spinning in and out of the telescopic end of pneumatic cylinder to adjust the position of hold-down mechanism by regulating mechanism so that brake assemblies and brake
The position of hull is relatively fixed, and the braking response time is fast.The utility model is compact-sized, and braking moment is big, and stopping power is strong.
Based on the above technical solution, the utility model can also do following improvement.
Further, the regulating mechanism includes mandril adjusting nut.
Advantageous effect using above-mentioned further scheme is that the precession of pneumatic cylinder telescopic end is realized by mandril adjusting nut
It screws out, it is easy to adjust quick.
Further, the hold-down mechanism includes swing arm.
Advantageous effect using above-mentioned further scheme is simple in structure, and stability is good.
Further, the installation pedestal both sides respectively extend outward lug, and peace is recessed on the outside of each lug
The upper end of tankage, the swing arm is placed in the mounting groove and is hinged with the lug.
Advantageous effect using above-mentioned further scheme is to install swing arm by lug, is more stablized when swing arm is swung.
Further, brake assemblies described in every group include the limiting plate being vertically installed in the installation pedestal, the limit
Side of the plate far from the swing arm is equipped with brake block, and the brake block and the side of brake block fixed plate are detachably connected, described
The other side of brake block fixed plate extends perpendicularly outward out pillar, the pillar pass through after the centre bore on the limiting plate with institute
The upper end for stating swing arm abuts；The brake block fixed plate is connect with one end of multiple guide rods, and the other end of the guide rod is worn
It crosses the limiting plate and is threaded with nut thereon, returning device is set on each guide rod.
Advantageous effect using above-mentioned further scheme is that brake block is detachably connected with brake block fixed plate, dismounting side
Just；It realizes that brake fixed plate tentatively limits by the pillar to brake in fixed plate, then realizes that brake is solid by multiple guide rods
The secondary restriction of fixed board；Brake block and brake fixed plate are braked under the action of swing arm thrust close to brake disc, are then led to
Cross returning device return.
Further, the returning device includes return spring.
Advantageous effect using above-mentioned further scheme is that return spring is simple in structure, and elasticity is strong, and rebound effect is good.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the side view of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows：
1, brake disc, 2, installation pedestal, 3, hold-down mechanism, 4, pneumatic cylinder, 5, telescopic end, 6, regulating mechanism, 7, lug, 8,
Limiting plate, 9, brake block, 10, brake block fixed plate, 11, guide rod, 12, returning device.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of pneumatic butterfly brake, including brake disc 1 and its installation base
Seat 2, the both sides of installation pedestal 2 are respectively provided with a hold-down mechanism 3, the respective side on the top and installation pedestal 2 of each hold-down mechanism 3
It is hinged so that hold-down mechanism 3 can be rotated around installation pedestal 2, and the lower section of installation pedestal 2 is equipped with pneumatic cylinder 4, and pneumatic cylinder 4 is logical
Piping is connected to brake compressor, and the fixing end of pneumatic cylinder 4 and the lower end of one of hold-down mechanism 3 are hinged, and pneumatic cylinder 4 is stretched
Contracting end 5 is connected with regulating mechanism 6, and regulating mechanism 6 and the lower end of another hold-down mechanism 3 are hinged, and installation pedestal 2 is equipped with two groups
Brake assemblies, two groups of brake assemblies are located at the both sides of brake disc 1 and are abutted with two one-to-one correspondence of hold-down mechanism 3, two
Hold-down mechanism 3 pushes two groups of brake assemblies to be braked close to brake disc 1 respectively, and hold-down mechanism 3 herein is preferably swing arm.System
When dynamic, the lower end for pushing two swing arms is driven to move out by pneumatic cylinder 4, the upper end of each swing arm gradually compresses corresponding system
Dynamic component so that two groups of brake assemblies move closer to brake disc 1 and braked.To keep brake effect, pass through adjusting
Mechanism 6 realizes the spinning in and out of the telescopic end 5 of pneumatic cylinder 4 to adjust the position of swing arm, so that brake assemblies and brake disc 1
Position be relatively fixed, the braking response time is fast.The utility model is compact-sized, and braking moment is big under same pressure, pressure ratio
Greatly (up to 2.64), greatly more than the pressure ratio (1.5~2.0) of conventional brake, stopping power is strong.
In the utility model, 2 both sides of installation pedestal respectively extend outward lug 7, and 7 outside of each lug is recessed peace
The upper end of tankage, swing arm is placed in mounting groove and is hinged with lug 7.Swing arm is mounted in the mounting groove on lug 7, swing side
Just, stability is good.
In the utility model, every group of brake assemblies include the limiting plate 8 being vertically installed in installation pedestal 2, and limiting plate 8 is remote
Side from swing arm is equipped with brake block 9, and limiting plate 8 can position brake block 9, brake block 9 and brake block fixed plate 10
Side is detachably connected, and brake block 9 can be connected through a screw thread with brake block fixed plate 10 herein, and it is solid that screw sequentially passes through brake block
The thread groove on screw hole and brake block 9 on fixed board 10 secures the two together.It hangs down the other side of brake block fixed plate 10
Straight to extend outward pillar, pillar abuts after passing through the centre bore on limiting plate 8 with the upper end of swing arm, swing arm and brake fixed plate
Non-articulated connects between 10, easy to disassemble；Brake block fixed plate 10 is connect with one end of multiple guide rods 11, guide rod 11 it is another
One end passes through limiting plate 8 and is threaded with nut thereon, returning device 12 is set on each guide rod 11, return herein
Device 12 is preferably return spring, and return spring is simple in structure, and elasticity is strong, and rebound effect is good.It is needed when abrasion occurs for brake block 9
When replacement, nut is screwed off, removes brake block 9 and brake block fixed plate 10, is then disassembled by brake block 9, is dismounted
It is very convenient, save the time.
In the utility model, regulating mechanism 6 is preferably mandril adjusting nut, mandril adjusting nut one end and pneumatic cylinder 4
Telescopic end 5 is fixedly connected, and the other end and the lower end of one of swing arm are hinged, and pneumatic cylinder 4 is realized by mandril adjusting nut
The spinning in and out of telescopic end 5 are to adjust the position of swing arm, to adjust the distance between brake block 9 and brake disc 1, it is ensured that brake
Piece 9 and the position of brake disc 1 are relatively fixed, and prevent brake block 9 from generating friction due to swing with brake disc 1 and causing brake block 9
Abrasion and gap between brake disc 1 becomes larger after brake block 9 is worn, lead to braking response time lengthening, influence to brake
Effect.
The operation principle of the utility model is as follows：
When braking, start pneumatic cylinder 4, the telescopic end 5 on pneumatic cylinder 4 pushes corresponding swing arm to move out, while in addition
One swing arm equally moves out under the action of 5 propulsive thrust of telescopic end of pneumatic cylinder 4, the upper ends of two swing arms reverse push simultaneously
Move corresponding brake fixed plate 10, two brake blocks 9 brake at two fixed plate 10 drive under to intermediate compression brake disc 1 into
Row braking；After the completion of braking, two groups of brake blocks 9 and brake fixed plate 10 return to initial bit under the action of corresponding return spring
It sets.
Existing butterfly brake is all to brake (pressure ratio is generally between 1.5-2) gas head mostly with the principle of lever
Mounted in the outside of swing arm, the telescopic end 5 of pneumatic cylinder 4 is fixed nonadjustable.Axis pin is leaned between swing arm and brake block fixed plate 10
Connection, the angle between swing arm and brake block fixed plate 10 is adjustable.And the utility model swing arm and brake block fixed plate 10
Between abut, while detachably connecting between brake block 9 and brake block fixed plate 10 and brake block fixed plate 10 and limiting plate 8
It connects, dismounting is very convenient, and brake block 9 is replaced convenient for the later stage；Meanwhile the telescopic end 5 of pneumatic cylinder 4 is adjusted to adjust brake block
Gap between 9 and brake disc 1 so that gap between the two remains unchanged, and ensures that the brake response time is short, braking effect
It is good.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of pneumatic butterfly brake, it is characterised in that：Including brake disc (1) and its installation pedestal (2), the installation pedestal
(2) both sides are respectively provided with a hold-down mechanism (3), pair on the top and the installation pedestal (2) of each hold-down mechanism (3)
Answer side hinged, pneumatic cylinder (4) be installed below the installation pedestal (2), the fixing end of the pneumatic cylinder (4) and one of them
The lower end of the hold-down mechanism (3) is hinged, and the telescopic end (5) of the pneumatic cylinder (4) is connected with regulating mechanism (6), the adjusting
The lower end of mechanism (6) and another hold-down mechanism (3) is hinged, and the installation pedestal (2) is equipped with two groups of brake assemblies, and two
The group brake assemblies are located at the both sides of the brake disc (1) and are corresponded with two hold-down mechanisms (3) and abutted,
Two hold-down mechanisms (3) push two groups respectively described in brake assemblies braked close to the brake disc (1).
2. a kind of pneumatic butterfly brake according to claim 1, it is characterised in that：The regulating mechanism (6) includes top
Bar adjusting nut.
3. a kind of pneumatic butterfly brake according to claim 1, it is characterised in that：The hold-down mechanism (3) includes pendulum
Arm.
4. a kind of pneumatic butterfly brake according to claim 3, it is characterised in that：Installation pedestal (2) both sides are each
From extending outward lug (7), it is recessed mounting groove on the outside of each lug (7), the upper end of the swing arm is placed in described
It is in mounting groove and hinged with the lug (7).
5. a kind of pneumatic butterfly brake according to claim 3, it is characterised in that：Brake assemblies described in every group include perpendicular
The limiting plate (8) being directly mounted in the installation pedestal (2), side of the limiting plate (8) far from the swing arm are equipped with brake
Piece (9), the brake block (9) and the side of brake block fixed plate (10) are detachably connected, the brake block fixed plate (10)
The other side extends perpendicularly outward out pillar, and the pillar is upper with the swing arm after the centre bore on the limiting plate (8)
End abuts；The brake block fixed plate (10) connect with one end of multiple guide rods (11), the other end of the guide rod (11)
It is threaded with across the limiting plate (8) and thereon nut, returning device (12) is set on each guide rod (11).
6. a kind of pneumatic butterfly brake according to claim 5, it is characterised in that：The returning device (12) includes back
Position spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820536786.2U CN208041008U (en) | 2018-04-16 | 2018-04-16 | A kind of pneumatic butterfly brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820536786.2U CN208041008U (en) | 2018-04-16 | 2018-04-16 | A kind of pneumatic butterfly brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208041008U true CN208041008U (en) | 2018-11-02 |
Family
ID=63943716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820536786.2U Expired - Fee Related CN208041008U (en) | 2018-04-16 | 2018-04-16 | A kind of pneumatic butterfly brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208041008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299277A (en) * | 2020-10-21 | 2021-02-02 | 重庆市宇红轨道车辆配件有限公司 | Brake shoe for alpine altitude area |
-
2018
- 2018-04-16 CN CN201820536786.2U patent/CN208041008U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299277A (en) * | 2020-10-21 | 2021-02-02 | 重庆市宇红轨道车辆配件有限公司 | Brake shoe for alpine altitude area |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 |