CN210525557U - high-Mooney-value six-blade cutter structure - Google Patents
high-Mooney-value six-blade cutter structure Download PDFInfo
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- CN210525557U CN210525557U CN201921276131.7U CN201921276131U CN210525557U CN 210525557 U CN210525557 U CN 210525557U CN 201921276131 U CN201921276131 U CN 201921276131U CN 210525557 U CN210525557 U CN 210525557U
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Abstract
The utility model discloses a six sword cutter structures of high door buddhist nun value, including the cutter body, cutter body suit is in the pivot, the cutter body is equipped with six sword cutters, six sword cutters are equipped with the eccentric angle, the angle value of eccentric angle is 27.5 or 15; the utility model has the advantages that: simple structure easily makes the installation, can improve the life-span of cutter and satisfy the effect that the shaping of material required, the time of the lasting start-up of extension equipment.
Description
Technical Field
The utility model relates to a six sword cutters, specifically speaking are six sword cutter structures of high mooney value belong to the cutter field.
Background
At present, isoprene rubber produced by some chemical plants belongs to a high-Mooney material (70-90) which is twice as high as the Mooney value (35-45) of common butadiene rubber, the operation working condition is complex, two-edge cutters originally imported often fail and are damaged, the granularity of the cut material cannot meet the requirement, particularly, the cutter damage and the material molding condition are particularly prominent on high-Mooney material chemical equipment, the high-Mooney material is mostly imported equipment domestically and mostly is a two-edge cutter, the installation structure is complex, the material is extruded into a round strip shape, the temperature is as high as 180 ℃ and the pressure is 6MPa, the temperature and the pressure of the rubber material are continuously increased by extruding, shearing and mixing of a screw rod in the process of conveying the rubber material in an expansion drying machine barrel, when the rubber material is sprayed out from a template nozzle, the pressure is suddenly reduced, and the water in the rubber material is subjected to flash evaporation, become the gassiness by the liquid, volatilize from the sizing material, under this kind of operating condition, the cutter receives powerful impact force in the twinkling of an eye, cause the material granule of surely going out too big, can't satisfy the requirement of back process, and cutter itself damages easily, shut down and overhaul will wait for the temperature to reduce to the acceptable within range, the secondary start-up will now rise the temperature to the within range of requirement, generally overhaul once need shut down 6 hours, cause the production undulant big, will produce a certain amount of defective work once starting up, and overhaul and maintain the difficulty, the potential safety hazard is big.
At present, the two-edge cutter is adopted at home or abroad, the mounting structure is complex, the materials are different in selection, and the service life of the two-edge cutter is basically the same.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a six sword cutter structures of high door buddhist nun value, simple structure easily makes the installation, can improve the life-span of cutter and satisfy the effect that the shaping of material required, the time of the lasting start of extension equipment.
The technical scheme of the utility model is that:
a high-Mooney-value six-blade cutter structure comprises a cutter body, wherein the cutter body is sleeved on a rotating shaft and is provided with a six-blade cutter, the six-blade cutter is provided with an eccentric angle, and the angle value of the eccentric angle is 27.5 degrees or 15 degrees;
and one side of the eccentric angle six-blade cutter is provided with a locking nut and is fixed on the rotating shaft through the locking nut.
And a cutter gap adjusting pad is arranged between the six-blade cutter and the locking nut and is used for adjusting the size of a gap between the six-blade cutter and the locking nut.
The locking nut is also provided with an anti-drop pin to prevent the locking nut from dropping.
And the cutter body is provided with a bearing positioning sleeve and a bearing locking nut side by side.
And the distance between the cutter and the nozzle and a spacing sleeve and a locking nut of the positioning bearing are adjusted according to the output. Increase of yield: the material spraying hole of the nozzle is fixed data, automatic adjustment cannot be carried out due to increase of yield, only the pressure sprayed by the nozzle is increased under the condition, the yield can be increased, the distance between the cutter and the nozzle can be adjusted by adjusting the length of the spacer sleeve and the thickness of the adjusting pad between the locking nut and the cutter, the pressure applied to the cutter is correspondingly changed due to change of the distance when the distance changes the corresponding pressure of the material sprayed by the nozzle, and therefore the factor that the cutter deforms due to change of the pressure is avoided.
The six-blade design of the cutter, the design of the eccentric angle of the cutting edge and the cutter gap adjusting pad are used for ensuring the stress balance of the pressure cutter which is instantly transformed from liquefaction to vaporization by the ejection of the nozzle, and preventing the damage of the cutter and the unevenness of material particles caused by the overlarge stress surface, the distance between the overlarge stress point and the forming standard of the material requirement.
The blank of the cutter and the cutting edge are processed and formed in one step, when the blank is instantly released by utilizing the eccentric angle value of the cutting edge and sprayed out from the template nozzle, the pressure is suddenly reduced, the water in the sizing material is subjected to flash evaporation, and the pressure is changed from liquid state to gaseous state.
The utility model discloses simple structure easily makes the installation, can improve the cutter life-span, and improve equipment continues the cycle of operation, reduces maintenance cost and maintenance intensity, reduces the manufacturing cost of enterprise.
The utility model has the advantages that: simple structure easily makes the installation, can improve the life-span of cutter and satisfy the effect that the shaping of material required, the time of the lasting start-up of extension equipment.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a top view of an embodiment of the present invention;
fig. 3 is a partial enlarged view of the edge angle of the embodiment of the present invention.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is not intended to limit the invention.
Example 1
As shown in fig. 1-3, a high-damping six-blade cutter structure comprises a cutter body 5, wherein the cutter body 5 is sleeved on a rotating shaft, the cutter body 5 is provided with a six-blade cutter 4, the six-blade cutter 4 is provided with an eccentric angle, and the angle value of the eccentric angle is 27.5 degrees and 15 degrees;
and a locking nut 1 is arranged on one side (outer side) of the six-blade cutter 4 and is fixed on the rotating shaft through the locking nut 1.
A cutter gap adjusting pad 3 is arranged between the six-blade cutter 4 and the locking nut 1 and is used for adjusting the size of a gap between the six-blade cutter and the locking nut.
The locking nut 1 is also provided with an anti-drop pin 2, so that the locking nut 1 is prevented from dropping.
And the cutter body 5 is provided with a bearing positioning sleeve 6 (used for adjusting the distance between the cutter body and the template) and a bearing locking nut 7 (used for preventing the cutter body from retreating) side by side.
And the distance between the cutter and the nozzle and a spacing sleeve and a locking nut of the positioning bearing are adjusted according to the output. Increase of yield: the material spraying hole of the nozzle is fixed data, automatic adjustment cannot be carried out due to increase of yield, only the pressure sprayed by the nozzle is increased under the condition, the yield can be increased, the distance between the cutter and the nozzle can be adjusted by adjusting the length of the spacer sleeve and the thickness of the adjusting pad between the locking nut and the cutter, the pressure applied to the cutter is correspondingly changed due to change of the distance when the distance changes the corresponding pressure of the material sprayed by the nozzle, and therefore the factor that the cutter deforms due to change of the pressure is avoided.
The pressure cutter has the advantages that the stress balance of the pressure cutter which is instantly changed from liquefaction to vaporization by spraying of a nozzle is guaranteed through the six-edge design of the cutter, the eccentric angle of the cutting edge and the cutter gap adjusting pad (the cutter gap adjusting pad is arranged between the cutter and a locking nut), and the cutter damage and the unevenness of material particles caused by the overlarge stress surface, the distance between the excessively concentrated stress point and the forming standard of the material requirement are prevented.
The blank and the cutting edge of the cutter are processed and formed in one step, when the blank and the cutting edge are instantly released by utilizing the eccentric angle value (27.5 degrees and 15 degrees) of the cutting edge and sprayed out from the template nozzle, the pressure is suddenly reduced, the moisture in the sizing material is flashed, and the pressure is changed into gaseous pressure from liquid.
The utility model discloses after the application, the cutter life-span is prolonged to 8 months by former 15 days, and intensity of labour can reduce, and the shut down number of times reduces, and the production is undulant little.
Claims (5)
1. The utility model provides a six sword cutter structures of high mooney value which characterized in that: the cutting tool comprises a cutting tool body, wherein the cutting tool body is sleeved on a rotating shaft and is provided with a six-blade cutting tool, the six-blade cutting tool is provided with an eccentric angle, and the angle value of the eccentric angle is 27.5 degrees or 15 degrees.
2. The high-Mooney six-edged cutter structure of claim 1, wherein: and one side of the eccentric angle six-blade cutter is provided with a locking nut and is fixed on the rotating shaft through the locking nut.
3. The high-Mooney six-edged cutter structure of claim 2, wherein: and a cutter clearance adjusting pad is arranged between the six-blade cutter and the locking nut.
4. The high-Mooney six-edged cutter structure of claim 2, wherein: an anti-drop pin is arranged outside the locking nut.
5. The high-Mooney six-edged cutter structure of claim 1, wherein: and the cutter body is provided with a bearing positioning sleeve and a bearing locking nut side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276131.7U CN210525557U (en) | 2019-08-08 | 2019-08-08 | high-Mooney-value six-blade cutter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276131.7U CN210525557U (en) | 2019-08-08 | 2019-08-08 | high-Mooney-value six-blade cutter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210525557U true CN210525557U (en) | 2020-05-15 |
Family
ID=70600732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921276131.7U Active CN210525557U (en) | 2019-08-08 | 2019-08-08 | high-Mooney-value six-blade cutter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210525557U (en) |
-
2019
- 2019-08-08 CN CN201921276131.7U patent/CN210525557U/en active Active
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