CN207140274U - The rotation contracting brake mechanism of single cylinder-actuated - Google Patents
The rotation contracting brake mechanism of single cylinder-actuated Download PDFInfo
- Publication number
- CN207140274U CN207140274U CN201720613698.3U CN201720613698U CN207140274U CN 207140274 U CN207140274 U CN 207140274U CN 201720613698 U CN201720613698 U CN 201720613698U CN 207140274 U CN207140274 U CN 207140274U
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- China
- Prior art keywords
- rotating disk
- connecting rod
- chute
- brake mechanism
- single cylinder
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Abstract
The utility model discloses a kind of rotation contracting brake mechanism of single cylinder-actuated,Including moving platen,Band-type brake oil cylinder,Connecting rod,Cohesion nut and rotating disk,Described connecting rod includes first connecting rod,Second connecting rod and third connecting rod,Described rotating disk includes the first rotating disk,Second rotating disk and the 3rd rotating disk and the 4th rotating disk,The first described rotating disk,Second rotating disk,3rd rotating disk and the 4th rotating disk are arranged in order rectangular distribution,Described first connecting rod is between the first rotating disk and the second rotating disk,Described second connecting rod is between the second rotating disk and the 3rd rotating disk,Described third connecting rod is between the 3rd rotating disk and the 4th rotating disk,End cap is fixed with described moving platen,Described rotating disk is rotatably assorted on end cap respectively,The utility model provides a kind of service life length,Cost is low,The rotation contracting brake mechanism for the single cylinder-actuated that processing is simple and required precision is low.
Description
Technical field
It the utility model is related to a kind of mechanism of two-plate injection machine, more particularly to a kind of rotating holding gate of single cylinder-actuated
Structure.
Background technology
Double-plate Mould Clamping Mechanism of Injection Moulding Machine is due to crankshaft-free connection rod mechanism, therefore mechanism kinematic pairs largely subtract
Few, because mechanical quick-wear part is reduced, the service life of machine lengthens significantly, in addition, double-plate injection-moulding plastic clapper die spotting press
Structure one piece of template fewer than traditional crankshaft-link rod clamping, this considerably reduces machine for medium-and-large-sized machine
Cost, because mobile module and pull bar disengage when such a mechanism molds, moving die plate passes through a machine with pull bar again during high-voltage lock mould
Structure is locked, and is referred to as contracting brake mechanism or turnstile mechanism on the double-plate plastic-injection moulding machine of this mechanism, according to prior art, country
A kind of two-plate injection machine turnstile mechanism is disclosed on intellectual property board web, driving four simultaneously using a drive device turns
Lock meshing part, by the connecting rod synchronized links that link between the turnstile meshing part, mainly pass through drive device and drive one to turn
Lock meshing part rotates, and is then exposed always by its excess-three turnstile part of connection-rod linkage, such turnstile nut, dust
It is easily accessible wherein, turnstile nut wear rate is high, and service life is short, while needs to ensure the processing essence of whole turnstile meshing part
Degree, processing trouble, cost is high, and required precision is high.
Utility model content
Technical problem to be solved in the utility model is：The defects of overcoming above prior art, there is provided one kind uses the longevity
Life is long, the rotation contracting brake mechanism for the single cylinder-actuated that cost is low, processing is simple and required precision is low.
Technical solution adopted in the utility model is：A kind of rotation contracting brake mechanism of single cylinder-actuated, including moving platen, embrace
Lock oil cylinder, connecting rod, cohesion nut and rotating disk, described connecting rod include first connecting rod, second connecting rod and third connecting rod, and described turns
Disk includes the first rotating disk, the second rotating disk and the 3rd rotating disk and the 4th rotating disk, the first described rotating disk, the second rotating disk, the 3rd rotating disk
Rectangular distribution is arranged in order with the 4th rotating disk, described first connecting rod is described between the first rotating disk and the second rotating disk
Second connecting rod between the second rotating disk and the 3rd rotating disk, described third connecting rod between the 3rd rotating disk and the 4th rotating disk,
End cap is fixed with described moving platen, described rotating disk is rotatably assorted on end cap respectively, and described cohesion nut, which is located at, to be turned
Below disk, described cohesion nut includes at least two arc blocks, and being provided between described rotating disk and cohesion nut makes arc block
It can close up in rotating disk rotation process or separated transmission mechanism, described band-type brake oil cylinder are fixed on the end cap of nearly second rotating disk
On, the piston rod of described band-type brake oil cylinder is connected with second connecting rod.
After above structure, the utility model has advantages below compared with prior art：Utilize the work of band-type brake oil cylinder
Stopper rod drives second connecting rod motion, and second connecting rod drives the second rotating disk and the 3rd rotating disk to rotate respectively, then the second driven by rotary disc
First rotating disk rotates, and the rotating disk of the 3rd driven by rotary disc the 4th rotates, and drives cohesion nut to close up or separate in rotating disk rotation process,
Drive cohesion nut to separate when usually rotating disk rotates counterclockwise, drive cohesion nut to close up when rotating disk rotates clockwise, obvolvent
Nut is located at below end cap and rotating disk, do not have it is exposed outside, service life length, because band-type brake oil cylinder direct connects drivening rod, only need
Ensure that the machining accuracy of connecting rod is all right, the position fixation of connecting rod is all right, it is not necessary to ensures the processing of whole turnstile meshing part
Precision, processing is simple, and required precision is low, and cost is low, using an oil cylinder power output, via the transmission of mechanical structure, reaches
Opening and closing movement while four nuts, cohesion nut close up and separated, and can pin pull bar well, different from embracing for prior art
Close nut to screw to reach the purpose of locking pull bar, effect is more preferable, and faster, cohesion nut does translational motion, efficiency to speed
Height, cost is low, is typically chosen four rotating disks.
Preferably, described transmission mechanism refers to that disk upper surface is provided with least two first chutes, described first
Chute is symmetrical on center of turntable, and described rotating disk is provided with roller, and described roller-coaster coordinates in the first chute, structure
Simply, ensure that cohesion nut can preferably close up, reliability is high.
Preferably, the first described chute is arc chute, the center of circle of the circular arc corresponding to the first described chute with
The center of rotating disk, can move toward one another and motion backwards between guarantee roller not on same vertical curve.
Preferably, the first described chute is located at rotating disk rear and front end, described arc block is in rotating disk rotation process
Move up and down, it is simple in construction, facilitate the setting of the first chute.
Preferably, described rotating disk is provided with universal driving shaft, described connecting rod two end is equipped with oscillating bearing, described pass
Bearings rotatably coordinate on universal driving shaft, and connecting rod can carry out swing by a small margin, and flexibility is good between rotating disk and connecting rod, more
Easily rotating disk is driven to rotate, reliability is high.
Preferably, described end cap is provided with the second chute, described universal driving shaft is slidably fitted in the second chute, only
Stay the second chute to be moved by universal driving shaft, can prevent other debris from entering in rotating disk, reliability is high.
Preferably, the piston rod of described band-type brake oil cylinder is parallel with second connecting rod, described second connecting rod, which is provided with, to be embraced
Block, the one end of described piston rod away from band-type brake oil cylinder are connected with holding block, facilitate the setting of band-type brake oil cylinder, while can guarantee that connecting rod
Move in the axial direction.
Preferably, the quantity of described arc block is two, described arc block is semicircle, and described arc block closes
Hold together one circle of composition, it is simple in construction.
Preferably, described end cap is provided with the 3rd chute, the 3rd described chute is located at the gap that arc block closes up
Top, described end cap are provided with sensor, and described sensor is located at the both ends of the 3rd chute, set on described rotating disk respectively
There is sensing chip, described sensing chip is stretched in the 3rd chute, and described sensor electrically connects with band-type brake oil cylinder, can pass through sensing
In place whether, so as to control the startup of band-type brake oil cylinder, safety coefficient is high, and the rotation to rotating disk carries out spacing for device control rotating disk.
Brief description of the drawings
Fig. 1 is the top view of the rotation contracting brake mechanism of the utility model single cylinder-actuated.
Fig. 2 is the enlarged drawing of A in Fig. 1.
Fig. 3 is the rotation contracting brake mechanism connecting rod of the utility model single cylinder-actuated and the front sectional view of rotating disk.
Fig. 4 is the front sectional view for rotating contracting brake mechanism end cap, rotating disk and cohesion nut of the utility model single cylinder-actuated.
Fig. 5 is the top view of the rotation contracting brake mechanism rotating disk of the utility model single cylinder-actuated.
Fig. 6 is the top view of the chute of rotation contracting brake mechanism rotating disk band the 3rd of the utility model single cylinder-actuated.
Wherein, 1, moving platen, 2, band-type brake oil cylinder, 3, first connecting rod, 4, second connecting rod, 5, third connecting rod, 6, cohesion nut,
7th, the first rotating disk, the 8, second rotating disk, the 9, the 3rd rotating disk, the 10, the 4th rotating disk, 11, end cap, 12, rotating disk, the 13, first chute, 14,
3rd chute, 15, roller, 16, universal driving shaft, 17, connecting rod, 18, oscillating bearing, the 19, second chute, 20, holding block.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As illustrated, the utility model provides a kind of rotation contracting brake mechanism of single cylinder-actuated, including moving platen 1, band-type brake oil
Cylinder 2, connecting rod 17, cohesion nut 6 and rotating disk 12, described connecting rod 17 include first connecting rod 3, second connecting rod 4 and third connecting rod 5,
Described rotating disk 12 includes the first rotating disk 7, the second rotating disk 8 and the 3rd rotating disk 9 and the 4th rotating disk 10, the first described rotating disk 7, the
Two rotating disks 8, the 3rd rotating disk 9 and the 4th rotating disk 10 are arranged in order rectangular distribution, and described first connecting rod 3 is located at the first rotating disk 7
And second between rotating disk 8, described second connecting rod 4 is between the second rotating disk 8 and the 3rd rotating disk 9, described third connecting rod 5
Between the 3rd rotating disk 9 and the 4th rotating disk 10, end cap 11 is fixed with described moving platen 1, described rotating disk 12 rotates respectively
Coordinate on end cap 11, described cohesion nut 6 is located at the lower section of rotating disk 12, and described cohesion nut 6 includes at least two arcs
Block, being provided between described rotating disk 12 and cohesion nut 6 makes the biography that arc block can close up or separate in the rotation process of rotating disk 12
Motivation structure, described band-type brake oil cylinder 2 are fixed on the end cap 11 of nearly second rotating disk 8, the piston rod of described band-type brake oil cylinder 2 and
Two connecting rods 4 connect, the utility model has the advantages that drive second connecting rod 4 to move using the piston rod of band-type brake oil cylinder 2, second connecting rod
4 drive the second rotating disk 8 and the 3rd rotating disk 9 to rotate respectively, and then the second rotating disk 8 drives the first rotating disk 7 to rotate, the band of the 3rd rotating disk 9
Dynamic 4th rotating disk 10 rotates, and drives cohesion nut 6 to close up or separate in the rotation process of rotating disk 12, usually rotating disk 12 is counterclockwise
Drive cohesion nut 6 to separate during rotation, drive cohesion nut 6 to close up when rotating disk 12 rotates clockwise, cohesion nut 6 is located at end cap
11 and rotating disk 12 below, do not have it is exposed outside, service life length, due to the direct drivening rod 17 (namely second of band-type brake oil cylinder 2
Connecting rod 4), it is only necessary to ensure that the machining accuracy of connecting rod 17 is all right, the position fixation of connecting rod 17 is all right, it is not necessary to ensures whole turnstile
The machining accuracy of meshing part, processing is simple, and required precision is low, and cost is low, using an oil cylinder power output, is tied via machinery
The transmission of structure, opening and closing movement while reaching four nuts, cohesion nut 6 close up and separated, and can pin pull bar well, different
Screwed in the cohesion nut 6 of prior art to reach the purpose of locking pull bar, effect is more preferable, and faster, cohesion nut 6 does flat speed
Shifting movement, efficiency high, cost is low, is typically chosen four rotating disks 12, and cohesion nut 6 is actual just to do translation fortune in rotating disk 12
It is dynamic.
Described transmission mechanism refers to that the upper surface of rotating disk 12 is provided with least two first chutes 13, the first described chute 13
On the Central Symmetry of rotating disk 12, described rotating disk 12 is provided with roller 15, and described roller 15 is slidably fitted in the first chute 13
It is interior, it is simple in construction, ensure that cohesion nut 6 can preferably close up, reliability is high.
The first described chute 13 is arc chute, the center of circle and the rotating disk 12 of the circular arc corresponding to the first described chute 13
Center not on same vertical curve, ensure between roller 15 can move toward one another and backwards to moving, roller 15 can also change axle into
Hold.
The first described chute 13 is located at the rear and front end of rotating disk 12, and described arc block is done in the rotation process of rotating disk 12
Lower motion, it is simple in construction, facilitate the setting of the first chute 13.
Described rotating disk 12 is provided with universal driving shaft 16, and the described both ends of connecting rod 17 are equipped with oscillating bearing 18, described pass
Bearings 18 rotatably coordinate on universal driving shaft 16, and connecting rod 17 can carry out swing by a small margin, between rotating disk 12 and connecting rod 17
Flexibility is good, it is easier to drives rotating disk 12 to rotate, reliability is high.
Described end cap 11 is provided with the second chute 19, and described universal driving shaft 16 is slidably fitted in the second chute 19, only
Stay the second chute 19 to allow universal driving shaft 16 to move, can prevent other debris from entering in rotating disk 12, reliability is high.
The piston rod of described band-type brake oil cylinder 2 is parallel with second connecting rod 4, and described second connecting rod 4 is provided with holding block 20, institute
The one end of the piston rod stated away from band-type brake oil cylinder 2 is connected with holding block 20, facilitates the setting of band-type brake oil cylinder 2, while can guarantee that connecting rod
17 move in the axial direction.
The quantity of described arc block is two, and described arc block is semicircle, and described arc block closes up composition one
Individual circle, simple in construction, arc block is split into two halves equivalent to whole cohesion nut 6.
Described end cap 11 is provided with the 3rd chute 14, and the 3rd described chute 14 is located on the gap that arc block closes up
Side, described end cap 11 are provided with sensor, and described sensor is located at the both ends of the 3rd chute 14, described rotating disk 7 respectively
Sensing chip is provided with, described sensing chip is stretched in the 3rd chute 14, and described sensor electrically connects with band-type brake oil cylinder 2, can be with
Whether in place rotating disk 12 is controlled by sensor, so as to control the startup of band-type brake oil cylinder 2, safety coefficient is high, to turning for rotating disk 12
Dynamic progress is spacing.
The described lower surface of cohesion nut 6 is provided with wear-resistant gasket, extends the service life of cohesion nut 6, reduces cohesion nut 6
Abrasion.
Specifically, principle of the present utility model is to drive second connecting rod 4 to move using the piston rod of band-type brake oil cylinder 2, the
Two connecting rods 4 drive the second rotating disk 8 and the 3rd rotating disk 9 to rotate respectively, and then the second rotating disk 8 drives the first rotating disk 7 to rotate, the 3rd turn
Disk 9 drives the 4th rotating disk 10 to rotate, and drives cohesion nut 6 to close up or separate in the rotation process of rotating disk 12, usually rotating disk 12
Drive cohesion nut 6 to separate when rotating counterclockwise, drive cohesion nut 6 to close up when rotating disk 12 rotates clockwise, cohesion nut 6
Below end cap 11 and rotating disk 12, do not have it is exposed outside, service life length, due to the direct drivening rod 17 of band-type brake oil cylinder 2 (also
It is second connecting rod 4), it is only necessary to ensure that the machining accuracy of connecting rod 17 is all right, the position fixation of connecting rod 17 is all right, it is not necessary to ensures whole
The machining accuracy of individual turnstile meshing part, processing is simple, and required precision is low, and cost is low, using an oil cylinder power output, via
The transmission of mechanical structure, opening and closing movement while reaching four nuts, cohesion nut 6 close up and separated, and can pin drawing well
Bar, different from prior art cohesion nut 6 screw reach locking pull bar purpose, effect is more preferable, speed faster, obvolvent spiral shell
Mother 6 does translational motion, and efficiency high, cost is low, is typically chosen four rotating disks 12, the reality of cohesion nut 6 is just in rotating disk 12
Do translational motion, the rotation band-type brake of single cylinder-actuated, the machine driving carried out using cam mechanism.
Specifically, the cavity of resorption oil-feed of band-type brake oil cylinder 2, piston rod move up, and are moved up together with holding block 20 and second connecting rod 4,
The rotate counterclockwise of rotating disk 12 is promoted, the pushing rolling wheels 15 of rotating disk 12 do up/down open and close movement, so as to promote the upper and lower of cohesion nut 6
Part folding.Four rotating disks 12 and four sets of cohesion nuts 6 are synchronized with the movement by connecting rod 17, and roller 15 is in the one end of the first chute 13
It is 12 °~20 ° to move to the angle that other end rotating disk 12 turns over, and optimal is 13 °, and the spacing of two arc blocks is 20~80 millis
Rice, typically selects 60 millimeters.
The utility model preferred embodiment is described above, but is not to be construed as limiting the scope of the invention.
The utility model is not only limited to above example, and its concrete structure allows to change, all in the utility model demand for independence
The various change made in protection domain is in the scope of protection of the utility model.
Claims (9)
1. a kind of rotation contracting brake mechanism of single cylinder-actuated, including moving platen (1), band-type brake oil cylinder (2), connecting rod (17), cohesion nut
(6) and rotating disk (12), described connecting rod (17) include first connecting rod (3), second connecting rod (4) and third connecting rod (5), and described turns
Disk (12) includes the first rotating disk (7), the second rotating disk (8) and the 3rd rotating disk (9) and the 4th rotating disk (10), the first described rotating disk
(7), the second rotating disk (8), the 3rd rotating disk (9) and the 4th rotating disk (10) are arranged in order rectangular distribution, described first connecting rod (3)
Between the first rotating disk (7) and the second rotating disk (8), described second connecting rod (4) is located at the second rotating disk (8) and the 3rd rotating disk
(9) between, described third connecting rod (5) is between the 3rd rotating disk (9) and the 4th rotating disk (10), it is characterised in that：Described
End cap (11) is fixed with moving platen (1), described rotating disk (12) is rotatably assorted on end cap (11) respectively, described obvolvent spiral shell
Female (6) are located at below rotating disk (12), and described cohesion nut (6) includes at least two arc blocks, and described rotating disk (12) is with embracing
Closing to be provided between nut (6) makes arc block to close up in rotating disk (12) rotation process or separated transmission mechanism, and described embraces
Lock oil cylinder (2) is fixed on the end cap (11) of nearly second rotating disk (8), the piston rod and second connecting rod of described band-type brake oil cylinder (2)
(4) connect.
2. the rotation contracting brake mechanism of single cylinder-actuated according to claim 1, it is characterised in that：Described transmission mechanism refers to
Rotating disk (12) upper surface is provided with least two first chutes (13), and described the first chute (13) is on rotating disk (12) center pair
Claim, described rotating disk (12) is provided with roller (15), and described roller (15) is slidably fitted in the first chute (13).
3. the rotation contracting brake mechanism of single cylinder-actuated according to claim 2, it is characterised in that：Described the first chute (13)
For arc chute, the center of circle of the circular arc corresponding to described the first chute (13) is with the center of rotating disk (12) not in same vertical curve
On.
4. the rotation contracting brake mechanism of single cylinder-actuated according to claim 2, it is characterised in that：Described the first chute (13)
Positioned at rotating disk (12) rear and front end, described arc block moves up and down in rotating disk (12) rotation process.
5. the rotation contracting brake mechanism of single cylinder-actuated according to claim 1, it is characterised in that：Set on described rotating disk (12)
There is universal driving shaft (16), described connecting rod (17) both ends are equipped with oscillating bearing (18), and described oscillating bearing (18) is rotatably matched somebody with somebody
Close on universal driving shaft (16).
6. the rotation contracting brake mechanism of single cylinder-actuated according to claim 5, it is characterised in that：Set on described end cap (11)
There is the second chute (19), described universal driving shaft (16) is slidably fitted in the second chute (19).
7. the rotation contracting brake mechanism of single cylinder-actuated according to claim 1, it is characterised in that：Described band-type brake oil cylinder (2)
Piston rod it is parallel with second connecting rod (4), described second connecting rod (4) is provided with holding block (20), and described piston rod is away from embracing
One end of lock oil cylinder (2) is connected with holding block (20).
8. the rotation contracting brake mechanism of single cylinder-actuated according to claim 1, it is characterised in that：The quantity of described arc block
For two, described arc block is semicircle, and described arc block closes up one circle of composition.
9. the rotation contracting brake mechanism of single cylinder-actuated according to claim 1, it is characterised in that：Set on described end cap (11)
There is the 3rd chute (14), the 3rd described chute (14) is located above the gap that arc block closes up, and described end cap is set on (11)
There is sensor, described sensor is located at the both ends of the 3rd chute (14) respectively, and described rotating disk (12) is provided with sensing chip, institute
The sensing chip stated is stretched in the 3rd chute (14), and described sensor electrically connects with band-type brake oil cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720613698.3U CN207140274U (en) | 2017-05-27 | 2017-05-27 | The rotation contracting brake mechanism of single cylinder-actuated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720613698.3U CN207140274U (en) | 2017-05-27 | 2017-05-27 | The rotation contracting brake mechanism of single cylinder-actuated |
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| Publication Number | Publication Date |
|---|---|
| CN207140274U true CN207140274U (en) | 2018-03-27 |
Family
ID=61659532
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720613698.3U Active CN207140274U (en) | 2017-05-27 | 2017-05-27 | The rotation contracting brake mechanism of single cylinder-actuated |
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| CN (1) | CN207140274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088998A (en) * | 2017-05-27 | 2017-08-25 | 宁波斗士油压有限公司 | The rotation contracting brake mechanism of single cylinder-actuated |
-
2017
- 2017-05-27 CN CN201720613698.3U patent/CN207140274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088998A (en) * | 2017-05-27 | 2017-08-25 | 宁波斗士油压有限公司 | The rotation contracting brake mechanism of single cylinder-actuated |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Rotary holding brake mechanism driven by single cylinder Effective date of registration: 20211027 Granted publication date: 20180327 Pledgee: Guangfa Bank Co.,Ltd. Ningbo Branch Pledgor: NINGBO DOUSH OIL PRESSURE Co.,Ltd. Registration number: Y2021330002075 |