CN208035324U - A kind of device suitable for extruder vacuum degree is adjusted - Google Patents
A kind of device suitable for extruder vacuum degree is adjusted Download PDFInfo
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- CN208035324U CN208035324U CN201820077603.5U CN201820077603U CN208035324U CN 208035324 U CN208035324 U CN 208035324U CN 201820077603 U CN201820077603 U CN 201820077603U CN 208035324 U CN208035324 U CN 208035324U
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- piston block
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- hole
- vacuum degree
- main body
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Abstract
The utility model discloses a kind of devices suitable for extruder vacuum degree is adjusted, including bottom plate, the top of the bottom plate is installed with main body, the side of the main body is provided with first and is in charge of, described first one end being in charge of is equipped with opening, described first is in charge of and is socketed with installation set, described first be in charge of in be equipped with first point of hole, it is movably installed with first piston block in first point of hole, the side of the first piston block is installed with second piston block, the side of the second piston block is installed with third piston block, and the first piston block, there are certain gaps for the tube wall that second piston block and third piston block are in charge of with first, fixing sleeve is connected to piston ring on the third piston block.Open up three through-holes equidistantly arranged by being in charge of in third, can pull-out activity pellet as needed, leak out through-hole successively, and then vacuum degree is adjusted, realize the Set-value adjustment of vacuum degree, it is functional stronger.
Description
Technical field
The utility model is related to extruder technology fields, more particularly to a kind of to be suitable for that extruder vacuum degree is adjusted
Device.
Background technology
With the progress of science, quick development has industrially been obtained, various mechanical equipments are constantly invented, from
And the quality and effect of production product are improved, meanwhile, the development of society is also promoted, extruder is to mould plastic grain
Change and mixed mechanical equipment, when the degree of hollowness to extruder is adjusted, capacity is less, and existing vacuum degree tune
Regulating device cannot quantify and adjust vacuum degree, can not adjust capacity, cannot meet the requirements.
Utility model content
The main purpose of the utility model is to provide a kind of devices suitable for extruder vacuum degree is adjusted, can
Effectively to solve the problems in background technology.
To achieve the above object, the technical solution that the utility model is taken is：
Peace is fixed on the top of a kind of device suitable for extruder vacuum degree is adjusted, including bottom plate, the bottom plate
Equipped with main body, the side of the main body is provided with first and is in charge of, and described first one end being in charge of is equipped with opening, and described first is in charge of
On be socketed with installation set, described first be in charge of in be equipped with first point of hole, be movably installed with first piston block in first point of hole,
The side of the first piston block is installed with second piston block, and the side of the second piston block is installed with third work
Chock, and there are certain gap, institutes for the tube wall be in charge of with first of the first piston block, second piston block and third piston block
It states fixing sleeve on third piston block and is connected to piston ring, the side of the third piston block is installed with the first lead screw, and described
One end of one lead screw and the output end of the first cylinder are sequentially connected, and first cylinder is fixedly mounted on the top one of bottom plate
Side, the other side of the main body are provided with third and are in charge of, and the third is equipped with third point hole in being in charge of, and the third is divided living in hole
Dynamic to be equipped with movable pellet, the side of the activity pellet is fixedly installed the second lead screw, one end of second lead screw and the
The output end of two cylinders is sequentially connected, and second cylinder is fixedly mounted on the top other side of bottom plate, the top of the main body
End side be in charge of equipped with second, described second be in charge of in be equipped with second point of hole, and first point of hole, second point of hole and third divide
It is connected between hole, the top exterior walls of the main body offer fluting, and the top of the main body is screwed with closing cap.
Further, the block diameter of the first piston block, second piston block and third piston block is sequentially increased.
Further, the junction of the closing cap and fluting is provided with the first sealing ring.
Further, the third, which is in charge of, opens up there are three through-hole, and spaced set between the through-hole.
Further, fixing sleeve is connected to the second sealing ring on the movable pellet, and second sealing ring is close to third point
The inner wall of pipe.
Compared with prior art, the utility model has the advantages that：The utility model is simple in structure, and design is closed
Reason, the vacuum degree for being highly suitable for extruder are adjusted；Three through-holes equidistantly arranged are opened up by being in charge of in third, it can
To pull out movable pellet as needed, through-hole is leaked out successively, and then vacuum degree is adjusted, realize the definite value tune of vacuum degree
Section, it is functional stronger；First piston block, second piston block and the third piston block being sequentially increased by being provided with block diameter, and
The tube wall that first piston block, second piston block and third piston block are in charge of with first passes through there are the gap of 0.2mm-0.3mm
First cylinder and the first lead screw pull its movement, to control capacity so that main body is appointed right in the case of normal work
The negative pressure value of main body can be changed so that the adjusting of extruder vacuum degree is more accurate.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model part-structure schematic diagram.
In figure：1, bottom plate；2, main body；3, first point of hole；4, first piston block；5, second piston block；6, piston ring；7,
Three piston blocks；8, installation set；9, the first lead screw；10, the first cylinder；11, it is open；12, first is in charge of；13, second point of hole；14,
Second is in charge of；15, closing cap；16, it slots；17, the first sealing ring；18, through-hole；19, third is in charge of；20, the second cylinder；21,
Second lead screw；22, third divides hole；23, movable pellet；24, the second sealing ring.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
As shown in Figs. 1-2, a kind of device suitable for extruder vacuum degree is adjusted, including bottom plate 1, the bottom plate
1 top is installed with main body 2, and the side of the main body 2 is provided with first and is in charge of 12, and described first one end for being in charge of 12 is set
Have an opening 11, described first is in charge of on 12 and is socketed with installation set 8, described first be in charge of 12 in be equipped with first point of hole 3, described first
It is movably installed with first piston block 4 in point hole 3, the side of the first piston block 4 is installed with second piston block 5, described
The side of second piston block 5 is installed with third piston block 7, and the first piston block 4, second piston block 5 and third are lived
Chock 7 is in charge of 12 tube wall there are certain gap with first, and fixing sleeve is connected to piston ring 6 on the third piston block 7, described
The side of third piston block 7 is installed with the first lead screw 9, the output end of one end of first lead screw 9 and the first cylinder 10
It is sequentially connected, and first cylinder 10 is fixedly mounted on the top side of bottom plate 1, the other side of the main body 2 is provided with the
Three are in charge of 19, and the third is equipped with third point hole 22 in being in charge of 19, movable pellet 23 is movably installed in the third point hole 22,
The side of the activity pellet 23 is fixedly installed the second lead screw 21, and one end of second lead screw 21 is defeated with the second cylinder 20
Outlet is sequentially connected, and second cylinder 20 is fixedly mounted on the top other side of bottom plate 1, the top side of the main body 2
Be in charge of 14 equipped with second, described second be in charge of 14 in be equipped with second point of hole 13, and 3, second points of first point of hole hole 13 and the
It is connected between three points of holes 22, the top exterior walls of the main body 2 offer fluting 16, and the top of the main body 2 is screwed with closing
Lid 15.
Wherein, the block diameter of the first piston block 4, second piston block 5 and third piston block 7 is sequentially increased so as to master
The change of 2 negative pressure of body is more accurate.
Wherein, the closing cap 15 and the junction of fluting 16 are provided with the first sealing ring 17, play the role of sealing.
Wherein, the third, which is in charge of on 19, opens up there are three through-hole 18, and spaced set between the through-hole 18, realizes
To the Set-value adjustment of extruder vacuum degree.
Wherein, fixing sleeve is connected to the second sealing ring 24 on the movable pellet 23, and second sealing ring 24 is close to third
It is in charge of 19 inner wall.
It should be noted that the utility model is a kind of device suitable for extruder vacuum degree is adjusted, work
When, the first cylinder 10 pulls third piston block 7, second piston block 5 and first piston block 4 to be displaced outwardly by the first lead screw 9, makes
Piston ring 6 is in charge of at the mouth wall at 12 openings 11 leakage gap with first, and then from first be in charge of 12 in carry out air draft, if need
Exhaust air rate is increased, need to only continue through and third piston block 7 is pulled to can be achieved with, to more accurate to the adjusting of negative pressure,
Meanwhile by 21 extraction activity pellet 23 of the second cylinder 20 and the second lead screw, control as needed leaks out the number of through-hole 18, from
And the Set-value adjustment to extruder vacuum degree is realized, it is functional stronger.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of device suitable for extruder vacuum degree is adjusted, including bottom plate（1）, it is characterised in that：The bottom plate
（1）Top be installed with main body（2）, the main body（2）Side be provided with first and be in charge of（12）, described first is in charge of
（12）One end be equipped with opening（11）, described first is in charge of（12）On be socketed with installation set（8）, described first is in charge of（12）In set
There is first point of hole（3）, first point of hole（3）In be movably installed with first piston block（4）, the first piston block（4）One
Side is installed with second piston block（5）, the second piston block（5）Side be installed with third piston block（7）, and institute
State first piston block（4）, second piston block（5）With third piston block（7）It is in charge of with first（12）Tube wall there are certain seams
Gap, the third piston block（7）Upper fixing sleeve is connected to piston ring（6）, the third piston block（7）Side be installed with
One lead screw（9）, first lead screw（9）One end and the first cylinder（10）Output end be sequentially connected, and first cylinder
（10）It is fixedly mounted on bottom plate（1）Top side, the main body（2）The other side be provided with third and be in charge of（19）, described
Three are in charge of（19）In equipped with third divide hole（22）, the third divides hole（22）In be movably installed with movable pellet（23）, the work
Dynamic pellet（23）Side be fixedly installed the second lead screw（21）, second lead screw（21）One end and the second cylinder（20）'s
Output end is sequentially connected, and second cylinder（20）It is fixedly mounted on bottom plate（1）The top other side, the main body（2）'s
It is in charge of equipped with second top side（14）, described second is in charge of（14）In be equipped with second point of hole（13）, and first point of hole
（3）, second point of hole（13）Divide hole with third（22）Between be connected to, the main body（2）Top exterior walls offer fluting（16）,
The main body（2）Top be screwed with closing cap（15）.
2. a kind of device suitable for extruder vacuum degree is adjusted according to claim 1, it is characterised in that：Institute
State first piston block（4）, second piston block（5）With third piston block（7）Block diameter be sequentially increased.
3. a kind of device suitable for extruder vacuum degree is adjusted according to claim 1, it is characterised in that：Institute
State closing cap（15）With fluting（16）Junction be provided with the first sealing ring（17）.
4. a kind of device suitable for extruder vacuum degree is adjusted according to claim 1, it is characterised in that：Institute
Third is stated to be in charge of（19）On open up there are three through-hole（18）, and the through-hole（18）Between spaced set.
5. a kind of device suitable for extruder vacuum degree is adjusted according to claim 1, it is characterised in that：Institute
State movable pellet（23）Upper fixing sleeve is connected to the second sealing ring（24）, second sealing ring（24）It is close to third to be in charge of（19）'s
Inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820077603.5U CN208035324U (en) | 2018-01-17 | 2018-01-17 | A kind of device suitable for extruder vacuum degree is adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820077603.5U CN208035324U (en) | 2018-01-17 | 2018-01-17 | A kind of device suitable for extruder vacuum degree is adjusted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208035324U true CN208035324U (en) | 2018-11-02 |
Family
ID=63953299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820077603.5U Active CN208035324U (en) | 2018-01-17 | 2018-01-17 | A kind of device suitable for extruder vacuum degree is adjusted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208035324U (en) |
-
2018
- 2018-01-17 CN CN201820077603.5U patent/CN208035324U/en active Active
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