CN202318628U - Milling machine with shaft end sleeve piston type hydraulic sealing structure - Google Patents
Milling machine with shaft end sleeve piston type hydraulic sealing structure Download PDFInfo
- Publication number
- CN202318628U CN202318628U CN2011204344895U CN201120434489U CN202318628U CN 202318628 U CN202318628 U CN 202318628U CN 2011204344895 U CN2011204344895 U CN 2011204344895U CN 201120434489 U CN201120434489 U CN 201120434489U CN 202318628 U CN202318628 U CN 202318628U
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- sealing
- ring
- sleeve
- hermetically sealed
- sealed case
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- Expired - Fee Related
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Accessories For Mixers (AREA)
Abstract
A milling machine with a shaft end sleeve piston type hydraulic sealing structure comprises a milling chamber, wherein two rotor shafts parallel to each other are arranged inside the milling chamber, the two ends of each rotor shaft extend out of the lateral plates of the milling chamber and are supported on a bearing casing, and a plummer block is arranged on the rotor shaft; a lantern ring is embedded into the outer side of each plummer block, a sealing outer sleeve is sleeved on the rotor shaft, a sealing inner sleeve is sleeved on the inner side of the sealing outer sleeve on the rotor shaft, a ring-shaped cavity is formed between the sealing outer sleeve and the sealing inner sleeve, a ring-shaped sleeve-type piston is arranged in the ring-shaped cavity, the inner end head of the ring-shaped sleeve-type piston props one end of the sealing ring, and the other end of the sealing ring props the lantern ring; a ring-shaped oil chamber is formed among the outer end head of the ring-shaped sleeve-type piston, the sealing outer sleeve and the sealing inner sleeve, and the sealing outer sleeve is connected to a lubricating nipple and communicated with the oil chamber; the outer end heads of the sealing inner sleeve and the sealing inner sleeve are fixedly connected; and the sealing outer sleeve is fixedly connected with the side plates. The milling machine with the shaft end sleeve plunger type hydraulic sealing structure has the advantages of uniform sealing pressure, in-time abrasion compensation, and avoidance of manual adjustment.
Description
Technical field
The utility model relates to a kind of masticator, particularly a kind of masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction.
Background technology
Masticator be used for to rubber, plastics plasticate and mixing, also be applicable to sticky material mixed and mediates.Existing masticator structure is to comprise kneading chamber drain pan, and the two ends of kneading chamber drain pan are connected to side plate, and there is the floating weight device top, the side plate at kneading chamber drain pan, two ends and above floating weight between the kneading chamber that forms.Kneading indoor have the band rotor and armature spindle that be parallel to each other; Each armature spindle from the axis hole on the side plate at two ends protruding and through bearings with cartridge housing that side plate is connected on; The cartridge housing outer rotor shaft of one end is connected with turning device, and the outer rotor shaft of other end cartridge housing is connected with driving mechanism.During work, armature spindle rotates under the drive of driving mechanism,, in the indoor stirring of kneading the material that kneading is indoor is mediated through two rotors.During discharging, the kneading chamber is opened in the floating weight action, and the turning device action drives the side plate at kneading chamber drain pan, two ends and the cartridge housing that is connected with side plate and rotates, and reaches the purpose of discharging.The masticator armature spindle and the hermetically-sealed construction between the side plate of this structure are on armature spindle, to be with sealing ring; Sealing ring one end leans on the sealing ring of inlaying in the pillow block outside of armature spindle; The other end and sleeve lean; Sleeve is exerted pressure to sleeve through screw rod and the spring that is enclosed within on the screw rod, sealing ring contact with sealing ring on the pillow block with certain pressure all the time and keeps sealing, and the screw rod that compresses sealing is a plurality of and evenly distribution on the sleeve circumference.Spring force on this hermetically-sealed construction each point is inhomogeneous, when processing and installation, occurs error inevitably, is to lean on the elastic force of spring to compensate after the seal wears, and its elastic force of compensation back reduces, and causes the insufficient pressure of sealing, needs frequent artificial adjustment.
Summary of the invention
The purpose of the utility model provide a kind of armature spindle and the sealing between the side plate stablize firm, the required pressure of sealing can remain consistent, whole sealing load is even on circumference; Can in time compensate, need not the masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction of artificial adjustment after the seal wears, overcome the deficiency of prior art.
The masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction of the utility model comprises kneading chamber drain pan, and the two ends of kneading chamber drain pan are connected to side plate, and the top is provided with floating weight, between the side plate at kneading chamber drain pan, floating weight and two ends, forms the kneading chamber; There are two rotor and armature spindles that be parallel to each other are installed in that kneading is indoor; The two ends of each armature spindle from the axis hole on the described side plate extend the outside of kneading chamber and through bearings on the cartridge housing that joins with side plate, on inboard each armature spindle of side plate, pillow block is arranged; The described pillow block outside is inlaid with the collar; On the side plate outer rotor shaft, be with hermetically sealed case; Be positioned at the hermetically sealed case inboard on the armature spindle and be with the sealing cover, in hermetically sealed case and sealing, form toroidal cavity between the cover, in this toroidal cavity, be provided with annulus formula plunger; The inner termination of annulus formula plunger leans the end at sealing ring, and the other end of sealing ring leans on the described collar; Form the oil pocket of ring-type in the external end head of annulus formula plunger and hermetically sealed case and the sealing between the cover, be connected to oil nozzle on the hermetically sealed case, oil nozzle is communicated with oil pocket through the oilhole on the hermetically sealed case; Hermetically sealed case is connected with the bolt relative fixed through end cap with the external end head of the interior cover of sealing; In annulus formula plunger and hermetically sealed case and sealing, be provided with sealing ring between the cover; Gapped between the cover in armature spindle and the sealing; Bolt is connected between hermetically sealed case and the side plate.
The masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction of the utility model is provided with connecting pin for positioning between wherein said sealing ring and the annulus formula plunger; In annulus formula plunger and sealing, be provided with the guiding bearing pin between the cover.
The masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction of the utility model supplies hydraulic oil through oil nozzle and hydraulic mechanism during work in oil pocket, and keeps certain pressure; Annulus formula plunger moves and leans sealing ring under the effect of hydraulic oil; Sealing ring leans the collar on the pillow block again, and friction under certain pressure between the collar and the sealing ring kept good sealing when rotating shaft was rotated; At whole circumference upward pressure uniformity; Can remain the sealing load of setting through hydraulic mechanism, can obtain compensating timely automatically after the wearing and tearing between the sealing ring and the collar, need not artificial adjustment.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment;
Fig. 2 is a left cross-sectional schematic shown in Figure 1;
Fig. 3 is the local enlarged diagram of B portion shown in Figure 1.
The specific embodiment
Like Fig. 1, shown in 2: 3 are kneading chamber drain pan, and the left end of kneading chamber drain pan 3 is connected with left plate 6 through bolt, and right-hand member is connected with right plate 7 through bolt.The top is provided with floating weight 12, between the left plate 6 at kneading chamber drain pan 3, floating weight 12 and two ends and right plate 7, forms kneading chamber 4.
In kneading chamber 4, be provided with the preceding armature spindle 1 of rotor 5 before the band, in kneading chamber 4, be provided with the back armature spindle 11 of rotor behind the band that parallels with preceding armature spindle 1.The axis hole of the two ends of each above-mentioned armature spindle on left plate 6 and right plate 7 extends the outside of kneading chamber 4, and the right-hand member of preceding armature spindle 1 is equipped with right bearing 10, and right bearing 10 is installed in the right bearing shell 9, and right bearing shell 9 is connected with right plate 7 through gusset.The left end and the symmetrical setting of right-hand member structure of preceding armature spindle 1, the structure at back armature spindle 11 two ends is mutually identical with the structure of preceding armature spindle 1.Be connected with turning device with described cartridge housing, in the outer rotor shaft of above-mentioned bearing again through on the casing of bearings at masticator, the rotor driving mechanism that is coupling.More than be no longer auspicious the stating of prior art part.
As shown in Figure 3: the hermetically-sealed construction between preceding armature spindle 1 and the right plate 7 is following: before the inboard of right plate 7, on the armature spindle 1 pillow block 2 is arranged; Pillow block 2 outsides are inlaid with the collar 22.Before right plate 7 outsides, be with hermetically sealed case 8 on the armature spindle 1, be positioned at hermetically sealed case 8 inboards on the preceding armature spindle 1 and be with sealing cover 18.In hermetically sealed case 8 and sealing, form toroidal cavity between the cover 18; In this toroidal cavity, be provided with annulus formula plunger 19; One end of the sealing ring 23 before interior (left side) termination of annulus formula plunger 19 leans and is enclosed within on the armature spindle 1, the other end of sealing ring 23 leans on the collar 22.Form the oil pocket 24 of ring-type in outer (right side) termination of annulus formula plunger 19 and hermetically sealed case 8 and the sealing between the cover 18, be connected to oil nozzle 26 on the hermetically sealed case 8, oil nozzle 26 is communicated with oil pocket 24 through the oilhole 25 on the hermetically sealed case 8.
Hermetically sealed case 8 is connected with the bolt relative fixed through end cap 16 with the external end head of the interior cover 18 of sealing; In hermetically sealed case 8, be provided with snap ring 17, be used for axial limiting.Between annulus formula plunger 19 and hermetically sealed case 8, be provided with first sealing ring 13 and second sealing ring 15, in annulus formula plunger 19 and sealing, be provided with the 3rd sealing ring 20 between the cover 18.Before overlap 18 in armature spindle 1 and the sealing between gapped 27.Bolt is connected between hermetically sealed case 8 and the right plate 7.
The joint is provided with the connecting pin for positioning 21 of four equally distributed axial settings of circumference between sealing ring 23 and the annulus formula plunger 19.
In annulus formula plunger 19 and sealing, be provided with guiding bearing pin 14 between the cover 18.Guiding bearing pin 14 right-hand members insert in the jack that overlaps in the sealing on 18; The left end of guiding bearing pin 14 inserts in the axis hole on the annulus formula plunger 19; Guiding bearing pin 14 has four, on circumference, evenly distributes, and its effect is that annulus formula plunger 19 is played guide effect and position-limiting action radially.
Hermetically-sealed construction between preceding armature spindle 1 and the left plate 6 and the symmetry of the hermetically-sealed construction between the right plate 7 no longer are repeated in this description.Back armature spindle 11 is identical with hermetically-sealed construction between left plate 6 and the right plate 7, no longer auspicious stating.
During work, armature spindle rotates under the drive of driving mechanism, through two stirrings of rotor in kneading chamber 4, the material in the kneading chamber 4 is mediated.During discharging, the kneading chamber is opened in floating weight 12 actions, and the turning device action drives the side plate at kneading chamber drain pan 3, two ends and the cartridge housing that is connected with side plate and rotates, and reaches the purpose of discharging.Oil nozzle 26 joins with hydraulic mechanism, in oil pocket 24, supplies hydraulic oil through oil nozzle 26 and hydraulic mechanism, and keeps certain pressure; Annulus formula plunger 19 moves and leans sealing ring 23 under the effect of hydraulic oil; Sealing ring 23 leans the collar 22 on the pillow block 2 again, and friction under certain pressure between the collar 22 and the sealing ring 23 kept good sealing when rotating shaft was rotated; At whole circumference upward pressure uniformity; Can remain the sealing load of setting through hydraulic mechanism, can obtain compensating timely automatically after the wearing and tearing between the sealing ring 23 and the collar 22, need not artificial adjustment.
Claims (2)
1. masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction; Comprise kneading chamber drain pan (3); The two ends of kneading chamber drain pan (3) are connected to side plate, and the top is provided with floating weight (12), between the side plate at kneading chamber drain pan (3), floating weight (12) and two ends, form kneading chamber (4); In kneading chamber (4), there are two rotor and armature spindle that be parallel to each other is installed; The two ends of each armature spindle from the axis hole on the described side plate extend the outside of kneading chamber (4) and through bearings on the cartridge housing that joins with side plate, on inboard each armature spindle of side plate, pillow block is arranged; It is characterized in that: the described pillow block outside is inlaid with the collar (22); On the side plate outer rotor shaft, be with hermetically sealed case (8); Be positioned at hermetically sealed case (8) inboard on the armature spindle and be with sealing cover (18), in hermetically sealed case (8) and sealing, form toroidal cavity between the cover (18), in this toroidal cavity, be provided with annulus formula plunger (19); The inner termination of annulus formula plunger (19) leans the end at sealing ring (23), and the other end of sealing ring (23) leans on the described collar (22); Form the oil pocket (24) of ring-type in the external end head of annulus formula plunger (19) and hermetically sealed case (8) and the sealing between the cover (18), be connected to oil nozzle (26) on the hermetically sealed case (8), oil nozzle (26) is communicated with oil pocket (24) through the oilhole (25) on the hermetically sealed case (8); Hermetically sealed case (8) is connected with the bolt relative fixed through end cap (16) with the external end head of the interior cover of sealing (18); In annulus formula plunger (19) and hermetically sealed case (8) and sealing, be provided with sealing ring between the cover (18); Overlap between (18) gapped (27) in armature spindle and the sealing; Bolt is connected between hermetically sealed case (8) and the side plate.
2. the masticator with axle head telescoping column plunger type hydraulic hermetically-sealed construction according to claim 1 is characterized in that: be provided with connecting pin for positioning (21) between described sealing ring (23) and the annulus formula plunger (19); In annulus formula plunger (19) and sealing, be provided with guiding bearing pin (14) between the cover (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204344895U CN202318628U (en) | 2011-11-04 | 2011-11-04 | Milling machine with shaft end sleeve piston type hydraulic sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204344895U CN202318628U (en) | 2011-11-04 | 2011-11-04 | Milling machine with shaft end sleeve piston type hydraulic sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202318628U true CN202318628U (en) | 2012-07-11 |
Family
ID=46430624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204344895U Expired - Fee Related CN202318628U (en) | 2011-11-04 | 2011-11-04 | Milling machine with shaft end sleeve piston type hydraulic sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202318628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777607A (en) * | 2012-07-30 | 2012-11-14 | 昆山科信橡塑机械有限公司 | Hydraulic sealing device for shaft end of internal mixing rotor of internal mixer |
-
2011
- 2011-11-04 CN CN2011204344895U patent/CN202318628U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777607A (en) * | 2012-07-30 | 2012-11-14 | 昆山科信橡塑机械有限公司 | Hydraulic sealing device for shaft end of internal mixing rotor of internal mixer |
| CN102777607B (en) * | 2012-07-30 | 2015-04-22 | 昆山科信橡塑机械有限公司 | Hydraulic sealing device for shaft end of internal mixing rotor of internal mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120711 Termination date: 20171104 |