CN208812500U - The cast hopper cover plate switch device of extruder - Google Patents
The cast hopper cover plate switch device of extruder Download PDFInfo
- Publication number
- CN208812500U CN208812500U CN201821263635.0U CN201821263635U CN208812500U CN 208812500 U CN208812500 U CN 208812500U CN 201821263635 U CN201821263635 U CN 201821263635U CN 208812500 U CN208812500 U CN 208812500U
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- CN
- China
- Prior art keywords
- cover board
- cast hopper
- idler wheel
- balladeur train
- cover
- 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.)
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to a kind of cast hopper cover plate switch devices of extruder, two cover boards, which symmetrically cover, to be arranged on cast hopper, opposite or reverse movement between cover board, open or close cast hopper, it includes idler wheel, balladeur train, elevating mechanism and driving device, the balladeur train is arranged on cast hopper, two cover boards pass through roller-coaster respectively and are mounted on balladeur train, elevating mechanism is fixedly mounted on balladeur train, it is connect with cover board, driving cover board lifting, driving device is fixedly mounted on balladeur train, it is connect with cover board, driving cover board is opposite or moves backward；The cast hopper is closed, in sealing contact between cover board, in sealing contact between cover board and cast hopper.Design rationally, structure is simple, do not influence opposite opened cover board it is split mobile while so that cover board close after, it is in sealing contact between cover board and cast hopper.
Description
Technical field
The utility model relates to blending technique fields, and in particular to a kind of cast hopper cover plate switch device of extruder.
Background technique
Extruder is the screw rod using specific shape, is rotated in the machine barrel of heating, by the material by sending in cast hopper
It squeezes forward, by head and mold of different shapes, plastics is made to be squeezed into successional required various shape.It is previous to squeeze out
The cast hopper of machine uses opposite opened cover board, including two cover boards, and cover board, which symmetrically covers, to be arranged on cast hopper, opposite or reversed shifting
It is dynamic, open or close cast hopper, but in order to guarantee cover board can smooth movement opened or closed, between cover board and cast hopper
There are gaps, when so that closing cast hopper, blow-by between cover board and cast hopper.
Summary of the invention
To solve the above problems, design is reasonable the utility model proposes a kind of cast hopper cover plate switch device of extruder,
Structure is simple, do not influence opposite opened cover board it is split mobile while so that cover board close after, it is close between cover board and cast hopper
Sealing-in touching.
A kind of cast hopper cover plate switch device of extruder, two cover boards symmetrically cover be arranged on cast hopper, cover board it
Between opposite or reverse movement, open or close cast hopper, it is characterised in that: it includes idler wheel, balladeur train, elevating mechanism and driving
Device, the balladeur train are arranged on cast hopper, and two cover boards pass through roller-coaster respectively and are mounted on balladeur train, and elevating mechanism is solid
Dingan County is connect on balladeur train with cover board, and driving cover board lifting, driving device is fixedly mounted on balladeur train, connect with cover board, drives
Dynamic cover board is opposite or moves backward；The cast hopper is closed, in sealing contact between cover board, and sealing connects between cover board and cast hopper
Touching.
Driving device driving cover board moves towards, and closes cast hopper, meanwhile, elevating mechanism drives cover board decline, works as cover board
It moves horizontally in place while cover board is fallen into place, it is in sealing contact between cover board, it is in sealing contact between cover board and cast hopper；Driving dress
It sets driving cover board mutually to move backward, cast hopper is opened, while elevating mechanism driving cover board rises, so that between cover board and the head that feeds intake
There are gaps, do not influence cover board and move horizontally, and move horizontally smooth.
Above-mentioned technical proposal is improved further and is refined, the balladeur train includes being symmetricly set on cast hopper two sides
L template, L-type plate is opposite, including bottom plate and side plate, is provided with strip projected parts on bottom plate, and L-type plate two is run through at raised both ends
End, and there are gap between protrusion and side plate is provided at least two arc grooves at raised both ends from the inside to the outside respectively, and
Several arc grooves on the outside of innermost arc groove and cushion block is respectively arranged between side plate, cushion block height and height of projection one
It causes, cushion block length is greater than circular arc slot length；The idler wheel is separately positioned on cover board two sides, a pair of with the arc groove one on balladeur train
It answers, idler wheel rolls in protrusion, drives cover board mobile, and roller widths are greater than ledge width, gap-contact between idler wheel and side plate,
One side of idler wheel corresponding with several arc grooves on the outside of innermost arc groove is provided with annular groove, annular groove depth is greater than circular arc
The depth capacity of slot；The idler wheel collectively forms elevating mechanism with the cooperation of corresponding arc groove, and all idler wheels are synchronous to enter correspondence
Arc groove, idler wheel drive cover board decline, all idler wheels, which synchronize, exits corresponding arc groove, idler wheel drive cover board rise；It is described
The idler wheel be located in corresponding arc groove, it is in sealing contact between cover board and cast hopper, it is in sealing contact between cover board,
Gap-contact between the annular groove and cushion block of idler wheel.
Driving device drives cover board mobile, and roller supporting cover board moves in the protrusion of balladeur train, all idler wheels into
Enter the formula into corresponding arc groove, so that the height of cover board declines, and when idler wheel is located at arc groove bottom, seals and connect between cover board
Touching, cover board and feeds intake in sealing contact, closes from cover board is reached, the density that cover board and cast hopper seal；
While being respectively arranged with by several arc grooves on the outside of innermost arc groove and between side plate cushion block, idler wheel
Width is greater than ledge width, gap-contact between idler wheel and side plate, if the idler wheel on front side of cover board is in moving process by outside
Dry arc groove is that idler wheel rolls on cushion block, so that movement is smooth in the split moving process of cover board.
Above-mentioned technical proposal is improved further and is refined, the driving device includes two cylinders, cylinder point
It is not fixedly mounted on the L-type plate of balladeur train, cylinder piston rod top is fixed by the bracket any cover board of connection respectively, and cylinder is living
Active connection between stopper rod and bracket；It is designed by active connection, so that cover board lifting will not impact driving device.
Above-mentioned technical proposal is improved further and is refined, the both ends design of the arc groove is sloping, is convenient for
Idler wheel passes in and out arc groove.
The utility model advantage is that rationally, structure is simple, in the same of the split movement for not influencing opposite opened cover board for design
When, so that after cover board is closed, it is in sealing contact between cover board and cast hopper.
Detailed description of the invention
Fig. 1 is the cast hopper cover plate switch device top view of extruder.
Fig. 2 is the cast hopper cover plate switch device schematic perspective view of extruder.
Fig. 3 is the cast hopper cover plate switch device partial schematic diagram (1) of extruder.
Fig. 4 is the cast hopper cover plate switch device partial schematic diagram (2) of extruder.
9 bracket of raised 5 arc groove, 6 cushion block, 7 cylinder of 3 balladeur train of figure cover plate 1 cast hopper, 2 idler wheel 4,10 slope 11.
Specific embodiment
A kind of cast hopper cover plate switch device of extruder, symmetrically covering is arranged on cast hopper 2 two cover boards 1, cover board 1
Between opposite or reverse movement, open or close cast hopper 2, it includes idler wheel 3, balladeur train 4, elevating mechanism and driving device,
The balladeur train 4 is arranged on cast hopper 2, and two cover boards 1 are slidably mounted on balladeur train 4 by idler wheel 3 respectively, and driving device is solid
Dingan County is connect on balladeur train 4 with cover board 1, and driving cover board 1 is opposite or moves backward；The balladeur train 4 includes being symmetrical arranged
L-type plate in cast hopper two sides, L-type plate is opposite, including bottom plate and side plate, and strip projected parts 5, raised both ends are provided on bottom plate
Through L-type board ends, and between protrusion 5 and side plate, there are gaps, and at raised 5 both ends, there are two circles for setting from the inside to the outside respectively
Arc slot 6, and cushion block 7 is respectively arranged between arc groove 6 and side plate on the outside, 7 height of cushion block is consistent with 5 height of protrusion, cushion block 7
Length is greater than 6 length of arc groove；The idler wheel 3 is separately positioned on 1 two sides of cover board, corresponds with the arc groove 6 on balladeur train,
Idler wheel 3 rolls in protrusion 5, drives cover board 1 mobile, and 3 width of idler wheel is greater than raised 5 width, and gap connects between idler wheel 3 and side plate
Touching is provided with annular groove in 3 one side of idler wheel corresponding with outer arc slot 6, and annular groove depth is greater than the depth capacity of arc groove 6；
The idler wheel 3 collectively forms elevating mechanism with the cooperation of corresponding arc groove 6, and all idler wheels 3 are synchronous to enter corresponding arc groove 6,
Idler wheel 3 drives cover board 1 to decline, and all idler wheels 3, which synchronize, exits corresponding arc groove 6, and idler wheel 3 drives cover board 1 to rise；The rolling
Wheel 3 is located in corresponding arc groove 6, in sealing contact between cover board 1 and cast hopper 2, in sealing contact between cover board 1, idler wheel
Annular groove and cushion block 7 between gap-contact.The driving device includes two cylinders 9, and cylinder 9 is respectively and fixedly installed to balladeur train
L-type plate on, 9 piston rod top end of cylinder passes through bracket 10 respectively and is fixedly connected with any cover board 1, and 9 piston rod of cylinder and bracket
Active connection between 10；It is designed by active connection, so that the lifting of cover board 1 will not impact driving device；The circle
The both ends design sloping 11 of arc slot 6, passes in and out arc groove 6 convenient for idler wheel 3.
Due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the common of the art
For technical staff, without departing from the principle of this utility model, several improvement, retouching or variation can also be made,
Above-mentioned technical characteristic can be combined in the right way；These improve retouching, variation or combination, or it is not improved will be real
Other occasions are directly applied to novel conception and technical scheme, are regarded as the protection scope of the utility model.
Claims (4)
1. a kind of cast hopper cover plate switch device of extruder, two cover boards, which symmetrically cover, to be arranged on cast hopper, between cover board
Opposite or reverse movement, opens or closes cast hopper, it is characterised in that: it includes idler wheel, balladeur train, elevating mechanism and driving dress
It sets, the balladeur train is arranged on cast hopper, and two cover boards pass through roller-coaster respectively and are mounted on balladeur train, and elevating mechanism is fixed
It being mounted on balladeur train, is drivingly connected cover board, driving cover board lifting, driving device is fixedly mounted on balladeur train, it is drivingly connected cover board,
Drive cover board opposite or reverse movement；The cast hopper is closed, in sealing contact between cover board, is sealed between cover board and cast hopper
Contact.
2. a kind of cast hopper cover plate switch device of extruder according to claim 1, it is characterised in that: the balladeur train
L-type plate including being symmetricly set on cast hopper two sides, L-type plate is opposite, including bottom plate and side plate, and it is convex that strip is provided on bottom plate
It rises, L-type board ends are run through at raised both ends, and there are gaps between protrusion and side plate, set from the inside to the outside respectively at raised both ends
At least two arc grooves are equipped with, and are respectively arranged with pad between several arc grooves and side plate on the outside of innermost arc groove
Block, cushion block height is consistent with height of projection, and cushion block length is greater than circular arc slot length；The idler wheel is separately positioned on cover board two
Arc groove on side, with balladeur train corresponds, and idler wheel rolls in protrusion, drives cover board mobile, it is wide that roller widths are greater than protrusion
Degree, gap-contact between idler wheel and side plate, in one side of idler wheel corresponding with several arc grooves on the outside of innermost arc groove
It is provided with annular groove, annular groove depth is greater than the depth capacity of arc groove；The idler wheel collectively forms liter with the cooperation of corresponding arc groove
Descending mechanism, all idler wheels are synchronous to enter corresponding arc groove, and idler wheel drives cover board decline, and all idler wheels, which synchronize, exits corresponding circle
Arc slot, idler wheel drive cover board to rise；The idler wheel is located in corresponding arc groove, and sealing connects between cover board and cast hopper
It touches, in sealing contact, gap-contact between the annular groove and cushion block of idler wheel between cover board.
3. a kind of cast hopper cover plate switch device of extruder according to claim 1, it is characterised in that: the driving
Device includes two cylinders, and cylinder is respectively and fixedly installed on the L-type plate of balladeur train, and cylinder piston rod top is solid by bracket respectively
Surely any cover board is connected, and active connection between cylinder piston rod and bracket.
4. a kind of cast hopper cover plate switch device of extruder according to claim 2, it is characterised in that: the circular arc
The both ends design of slot is sloping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821263635.0U CN208812500U (en) | 2018-08-07 | 2018-08-07 | The cast hopper cover plate switch device of extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821263635.0U CN208812500U (en) | 2018-08-07 | 2018-08-07 | The cast hopper cover plate switch device of extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208812500U true CN208812500U (en) | 2019-05-03 |
Family
ID=66272585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821263635.0U Active CN208812500U (en) | 2018-08-07 | 2018-08-07 | The cast hopper cover plate switch device of extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208812500U (en) |
-
2018
- 2018-08-07 CN CN201821263635.0U patent/CN208812500U/en active Active
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