CN207432307U - Transverse cutting unit cutter shaft cooling structure - Google Patents
Transverse cutting unit cutter shaft cooling structure Download PDFInfo
- Publication number
- CN207432307U CN207432307U CN201721243971.4U CN201721243971U CN207432307U CN 207432307 U CN207432307 U CN 207432307U CN 201721243971 U CN201721243971 U CN 201721243971U CN 207432307 U CN207432307 U CN 207432307U
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- China
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- mandrel
- fluid passageway
- cutter shaft
- cutting unit
- transverse cutting
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Abstract
The utility model is related to a kind of transverse cutting unit cutter shaft cooling structures, it includes mandrel, knife cylinder, drive gear and gear spring bearing, knife jacket casing is located at outside mandrel, and drive gear is rotatably arranged on mandrel end by gear spring bearing, and drive gear is simultaneously fixedly connected with knife cylinder；Fluid passageway is equipped in the mandrel, for fluid passageway at least a portion by the mandrel sagittal plane corresponding to gear spring bearing installation site, the port of fluid passageway is located at mandrel outer surface.For such transverse cutting unit cutter shaft cooling structure by the heat generating spot setting fluid passageway on mandrel, installation personnel can be as needed by fluid passageway and some coolant thermoregulating systems（Such as cooling-water machine）It plugs into, realizes and cool down to mandrel.
Description
Technical field
The utility model is related to a kind of Rolling Cut Machines, particularly a kind of transverse cutting unit cutter shaft cooling structure.
Background technology
Existing transverse cutting unit cutter shaft includes mandrel, knife cylinder, drive gear and gear spring bearing, and knife jacket casing is located at mandrel
Outside, drive gear is rotatably arranged on mandrel end by gear spring bearing, and drive gear is simultaneously fixedly connected with knife cylinder.Due to driving
The moving gear course of work will generate heat, and heat is transferred to mandrel by gear spring bearing, since existing mandrel is not set
Cooling installation is put, after mandrel is persistently overheating, its rigidity of structure is affected greatly, even, when the active force of knife cylinder transfers
After the mandrel weakened to the rigidity of structure, mandrel deformation is easy to cause.It is therefore desirable to the structure beneficial to mandrel heat dissipation is designed with, with
Overcome the deficiencies in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of simple and reasonable for structure, convenient for what is cooled down to mandrel heat generating spot
Transverse cutting unit cutter shaft cooling structure, with overcome the deficiencies in the prior art.
What the purpose of this utility model was realized in：
A kind of transverse cutting unit cutter shaft cooling structure, including mandrel, knife cylinder, drive gear and gear spring bearing, knife jacket casing is set
Outside mandrel, drive gear is rotatably arranged on mandrel end by gear spring bearing, and drive gear is simultaneously fixedly connected with knife cylinder,
It is characterized in that：Fluid passageway is equipped in the mandrel, fluid passageway at least a portion passes through gear spring bearing installation site
Corresponding mandrel sagittal plane, the port of fluid passageway are located at mandrel outer surface.The port of fluid passageway is at least provided with two
（I.e. fluid passageway is not blind hole）, when port and coolant（Water either other fluid media (medium)s）After circuit is connected, then can have
There is stronger cooling-down effect.
The purpose of this utility model can also use following technical measures to solve：
As a kind of more specific scheme, knife cylinder spring bearing is additionally provided between the mandrel outer wall and knife cylinder inner wall.Knife
The stress in knife cylinder stage casing can be transferred on mandrel by cylinder spring bearing, to improve the intensity of knife cylinder and service life.
The fluid passageway is also at least partially by the mandrel sagittal plane corresponding to knife cylinder spring bearing installation site.
Frictional heat can be also generated in cut paper in view of knife cylinder, the heat of knife cylinder is transferred to by knife cylinder spring bearing on mandrel, institute
With, it is necessary to further cool down to the other heat generating spots of mandrel.
As further embodiment, mandrel both ends are run through in the fluid passageway, and such circulation passage necessarily passes whole core
The sagittal plane of axis.
As further embodiment, the fluid passageway is equipped with one, is located at mandrel center；Such processing method compared with
To be simple.
As further embodiment, the fluid passageway is equipped with two or more, and each fluid passageway is prolonged along mandrel axis direction
It stretches and surrounds mandrel center annular and be evenly distributed with；Such frame mode better heat-radiation effect.
The drive gear is externally provided with gear-box, and the babinet of mandrel and gear-box is relatively fixed.
The fluid passageway is connected with coolant thermoregulating system.The coolant thermoregulating system is preferably cooling-water machine.Cold water
Machine is current ripe product, can prepare cold water, also, water temperature can be adjusted.
The beneficial effects of the utility model are as follows：
（1）Such transverse cutting unit cutter shaft cooling structure by mandrel heat generating spot fluid passageway is set, installation personnel can be with
As needed by fluid passageway and some coolant thermoregulating systems（Such as cooling-water machine）It plugs into, realizes and cool down to mandrel.
Description of the drawings
Fig. 1 is one example structure schematic diagram of the utility model.
Fig. 2 is one using state structure diagram of the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
It is shown in Figure 1, a kind of transverse cutting unit cutter shaft cooling structure, including mandrel 5, knife cylinder 4, drive gear 32 and gear branch
Bearing 31 is supportted, knife cylinder 4 is set in outside mandrel 5, and drive gear 32 is rotatably arranged on 5 end of mandrel by gear spring bearing 31,
Drive gear 32 is simultaneously fixedly connected with knife cylinder 4, and fluid passageway 51,51 at least a portion of fluid passageway warp are equipped in the mandrel 5
Cross 5 sagittal plane of mandrel corresponding to 31 installation site of gear spring bearing（Shown in A in Fig. 1）, the end of fluid passageway 51
Mouth is located at 5 outer surface of mandrel.
Separate space 41 is formed between 5 outer wall of mandrel and 4 inner wall of knife cylinder, knife cylinder spring bearing 6, knife cylinder are equipped in separate space 41
The outer ring surface of spring bearing 6 is contacted with 4 inner wall of knife cylinder, and the inner ring surface of knife cylinder spring bearing 6 is contacted with 5 outer wall of mandrel.The stream
The also at least a portion of body passage 51 is by 5 sagittal plane of mandrel corresponding to 6 installation site of knife cylinder spring bearing.
As more specific embodiment, 5 both ends of mandrel are run through in the fluid passageway 51.The fluid passageway 51 is equipped with one
Item is located at 5 center of mandrel（Alternatively, the fluid passageway 51 is equipped with two or more, each fluid passageway 51 is along 5 axis side of mandrel
It is evenly distributed with to extension and around 5 center annular of mandrel）.
The drive gear 32 is externally provided with gear-box 3, and mandrel 5 and the babinet of gear-box 3 are relatively fixed.
With reference to shown in Fig. 2, the transverse cutting unit in above-mentioned cutter shaft application scenario has further included motor, fuel tank 8, cooling-water machine 1 and heat
Exchanger 9, heat exchanger 9 is interior to be equipped with the lubricating oil heat exchanger channels of mutual heat exchange and coolant heat exchanger channels；Outside the motor
Equipped with cooling passage, the fluid passageway 51 of mandrel 5, the cooling passage of motor, coolant heat exchanger channels and cooling-water machine are linked to be
Coolant circuit, inside gear-box 3, fuel tank 8 and lubricating oil heat exchanger channels be linked to be oil circuit.
The cooling-water machine 1 is equipped with the first water inlet 11 and the first water outlet, cooling passage, the fluid of mandrel 5 of motor
The coolant heat exchanger channels of passage 51 and heat exchanger 9 by water pipe 10 be connected on the first water outlet and the first water inlet 11 it
Between.
The fuel tank 8 is equipped with oil pump 7 and oil return opening 81,82, and the entrance of oil pump 7 is connected with fuel tank 8, and gear-box 3 is internal, warm
The lubricating oil heat exchanger channels of exchanger 9 pass through oil pipe 20（In Fig. 2 shown in dotted line）Be connected on oil return opening and oil pump 7 outlet it
Between.
The motor is equipped with two or more（The present embodiment is set there are four motor, is respectively label 21,22,23 and 24）,
The cooling passage of motor is arranged on outside motor, and cooling duct is equipped with water inlet 211 and discharge outlet 212；The first of cooling-water machine 1 goes out
The mouth of a river is equipped with the first branch plate 12, and the first branch plate 12 is equipped with diffluence pass corresponding with the cooling passage quantity of motor, each
Diffluence pass connects respectively with the water inlet of the cooling passage of a motor 211.
The cutter shaft is equipped with even number root（The present embodiment is four cutter shafts）, one group of cutter of every two cutter shafts composition, each group
The both ends of cutter are equipped with the gear-box 3；The heat exchanger 9 corresponds to lubricating oil heat exchanger channels and is equipped with oil inlet 91 and fuel-displaced
Mouth 92, gear-box 3 are equipped with oiler 33 and oil discharge outlet 34, and oiler 33 is connected with the oil outlet 92 of heat exchanger 9, oil discharge outlet 34
It is connected with the oil return opening 81,82 of fuel tank 8, the oil inlet 91 of heat exchanger 9 and the outlet of oil pump 7；The heat exchanger 9 is right
Coolant heat exchanger channels is answered to be equipped with the second water inlet and the second water outlet 93, the second water inlet and the fluid passageway 51 of mandrel 5
One end connects, and 51 other end of fluid passageway is connected with the discharge outlet 212 of the cooling passage of motor.In view of cutter shaft is equipped with four,
I.e. comprising four mandrels 5, so, second water inlet is connected with the second branch plate 94, and the first branch plate 12 is equipped with and fluid
The corresponding diffluence pass of 51 quantity of passage, the one end of each diffluence pass respectively with a fluid passageway 51 connect.
Claims (9)
1. a kind of transverse cutting unit cutter shaft cooling structure, including mandrel（5）, knife cylinder（4）, drive gear（32）With gear spring bearing
（31）, knife cylinder（4）It is set in mandrel（5）Outside, drive gear（32）Pass through gear spring bearing（31）It is rotatably arranged on mandrel（5）
End, drive gear（32）And with knife cylinder（4）It is fixedly connected, it is characterised in that：The mandrel（5）It is interior to be equipped with fluid passageway
（51）, fluid passageway（51）At least a portion passes through gear spring bearing（31）Mandrel corresponding to installation site（5）It is radially flat
Face, fluid passageway（51）Port be located at mandrel（5）Outer surface.
2. transverse cutting unit cutter shaft cooling structure according to claim 1, it is characterised in that：The mandrel（5）Outer wall and knife cylinder（4）
Knife cylinder spring bearing is additionally provided between inner wall（6）.
3. transverse cutting unit cutter shaft cooling structure according to claim 2, it is characterised in that：The fluid passageway（51）Also at least one
Knife cylinder spring bearing is passed through in part（6）Mandrel corresponding to installation site（5）Sagittal plane.
4. according to the 1 or 2 or 3 transverse cutting unit cutter shaft cooling structure of claim, it is characterised in that：The fluid passageway（51）It passes through
Punching axis（5）Both ends.
5. transverse cutting unit cutter shaft cooling structure according to claim 4, it is characterised in that：The fluid passageway（51）Equipped with one
Item is located at mandrel（5）Center.
6. transverse cutting unit cutter shaft cooling structure according to claim 4, it is characterised in that：The fluid passageway（51）Equipped with two
More than, each fluid passageway（51）Along mandrel（5）Axis direction extends and surrounds mandrel（5）Center annular is evenly distributed with.
7. transverse cutting unit cutter shaft cooling structure according to claim 1, it is characterised in that：The drive gear（32）Peripheral hardware is with teeth
Roller box（3）, mandrel（5）With gear-box（3）Babinet be relatively fixed.
8. transverse cutting unit cutter shaft cooling structure according to claim 1, it is characterised in that：The fluid passageway（51）With coolant
Thermoregulating system connects.
9. transverse cutting unit cutter shaft cooling structure according to claim 1, it is characterised in that：The coolant thermoregulating system is cold water
Machine（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721243971.4U CN207432307U (en) | 2017-09-26 | 2017-09-26 | Transverse cutting unit cutter shaft cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721243971.4U CN207432307U (en) | 2017-09-26 | 2017-09-26 | Transverse cutting unit cutter shaft cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207432307U true CN207432307U (en) | 2018-06-01 |
Family
ID=62295090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721243971.4U Active CN207432307U (en) | 2017-09-26 | 2017-09-26 | Transverse cutting unit cutter shaft cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207432307U (en) |
-
2017
- 2017-09-26 CN CN201721243971.4U patent/CN207432307U/en active Active
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| GR01 | Patent grant |