CN104100592B - Cutter and servo valve assembly thereof - Google Patents
Cutter and servo valve assembly thereof Download PDFInfo
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- CN104100592B CN104100592B CN201410281247.5A CN201410281247A CN104100592B CN 104100592 B CN104100592 B CN 104100592B CN 201410281247 A CN201410281247 A CN 201410281247A CN 104100592 B CN104100592 B CN 104100592B
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Abstract
The invention provides a kind of cutter and servo valve assembly thereof, servo valve assembly comprises control valve body, and control valve body is provided with three six logical control valves; The filler opening of control valve is connected with gear pump oil outlet, the oil outlet of control valve is connected respectively by oil circuit and controls the first oil circuit and the second oil circuit, first oil circuit connects one end of severing manipulation oil cylinder, second oil circuit successively order of connection control valve and severing manipulates the other end of oil cylinder, and severing manipulation oil cylinder piston is connected with cutter; The differential mandrel of control valve is also connected with handwheel dish by drawing cable mechanism.The present invention has following technique effect: by the design of integrated servo valve assembly, simplified hydraulic component, decreased the installation volume space of hydraulic system, has both been convenient to install, and has alleviated weight of equipment again, and be applicable to the miniaturization of equipment.Meanwhile, such improvement, makes oil circuit more smooth and easy, works more stable, and control more accurate, life of product is longer, and rate of fault significantly declines.
Description
Technical field
The present invention relates to a kind of cutter and servo valve assembly thereof, belong to leather or paper cutting equipment technical field.
Background technique
Cutter is widely used in multiple industry, and for cutting off leather, the materials such as paper, it presses down the cutter be arranged on by severing material by taking the lead, make leather or paper have definite shape.The severing action of cutter is controlled by the hydraulic system of cutter, and the cutter hydraulic system of prior art exists as oil-way system is complicated, and component are more, the shortcoming that hydraulic oil pipe system level of integration is not high, make the energy consumption consumption of cutter large; Installation volume is expanded, and is unfavorable for the miniaturization of equipment.On the other hand, also there is rate of fault when existing hydraulic control system uses high, the life-span is short, job insecurity, causes maintenance cost to increase, and manufacturing efficiency declines.
Summary of the invention
For the defect that prior art exists, the invention provides a kind of cutter and servo valve assembly thereof.
Technological scheme of the present invention is: build a kind of servo valve assembly for cutter, above-mentioned cutter comprises support, takes the lead, above-mentioned take the lead in be provided with cutter and regulate the handwheel dish of taking the lead, power plant and hydraulic pressure installation is provided with in above-mentioned support, above-mentioned power plant comprise motor and gear pump, it is characterized in that: above-mentioned hydraulic pressure installation comprises servo valve assembly, above-mentioned servo valve assembly comprises control valve body, and above-mentioned control valve body is provided with three six logical control valves.
Filler opening and the said gear of above-mentioned control valve pump hydraulic fluid port and are connected, the oil outlet of above-mentioned control valve is connected respectively by oil circuit and controls the first oil circuit and the second oil circuit, above-mentioned first oil circuit connects one end of severing manipulation oil cylinder, above-mentioned second oil circuit successively order of connection control valve and above-mentioned severing manipulates the other end of oil cylinder, and above-mentioned severing manipulation oil cylinder piston is connected with above-mentioned cutter.
The differential mandrel of above-mentioned control valve is also connected with above-mentioned handwheel dish by drawing cable mechanism.
Further, above-mentioned severing manipulation oil cylinder is differential hydro cylinder.
Further, the first oil circuit that above-mentioned control valve and severing manipulate between oil cylinder is also provided with high-pressure overflow valve.
Further, the filler opening of above-mentioned control valve and said gear pump between hydraulic fluid port and are also provided with oil path distributor, and above-mentioned oil path distributor is fixed on control valve body sidewall.
Further, above-mentioned oil path distributor is also provided with pressure switch.
Further, said sequence control valve is two position three-way valve, for controlling the action of severing manipulation oil cylinder.
Further, above-mentioned control valve comprises the differential mandrel be coaxially located in control valve body inner hollow cavity, above-mentioned differential mandrel one end is adjacent to the valve stem end of the coaxial solenoid valve arranged, the cable wire hanging axis being fixed with hollow of its other end, above-mentioned cable wire hanging axis is fixed on spring housing inwall by spring, and above-mentioned spring housing is fixed on control valve body outer side wall.
Further, above-mentioned differential mandrel inside is also provided with by the fixing cable clips of cable wire hanging axis, and above-mentioned cable clips connects cable wire, and above-mentioned cable wire is connected with drawing cable mechanism through the hollow hole of above-mentioned cable wire hanging axis
Further, above-mentioned drawing cable mechanism comprises the hanging axis seat being fixed by screws in above-mentioned spring housing outer wall, above-mentioned hanging axis seat is fixed with queen post, be provided with cable wire dish by bolt is pivotable in the middle of the parallel external part of above-mentioned queen post, above-mentioned cable wire dish is outer is also fixed with cable wire dish seat by above-mentioned bolt.Above-mentioned cable wire is connected with first piston with the valve plate being fixed on control valve body sidewall through the chute that above-mentioned cable wire dish seat is arranged, and above-mentioned first piston is connected with handwheel dish.
Present invention also offers a kind of cutter, above-mentioned cutter is provided with above-mentioned servo valve assembly.
Compared with prior art, the present invention has following technique effect: by the design of integrated servo valve assembly, simplified hydraulic component, reduced the installation volume space of hydraulic system of knowing clearly, and has both been convenient to install, and has alleviated weight of equipment again, and be applicable to the miniaturization of equipment.Meanwhile, such improvement, makes oil circuit more smooth and easy, works more stable, and control more accurate, life of product is longer, and rate of fault significantly declines.
Accompanying drawing explanation
Fig. 1 is the structural scheme of mechanism of cutter provided by the present invention.
Fig. 2 is the hydraulic schematic diagram of cutter provided by the present invention and servo valve assembly thereof.
Fig. 3 is the explosive decomposition schematic diagram of servo valve assembly provided by the present invention.
Fig. 4 is the schematic perspective view of servo valve assembly provided by the present invention.
Fig. 5 is the sectional view of servo valve assembly provided by the present invention.
In figure: 1, support, 2, take the lead, 3, control valve body, 4, control valve, 401, differential mandrel, 402, solenoid valve, 403, cable wire hanging axis, 404, spring, 405, spring housing, 406, cable clips, 407, cable wire, 408, hanging axis seat, 409, queen post, 410, cable wire dish, 411, cable wire dish seat, 412, chute, 5, severing manipulation oil cylinder, 6, sequence control valve, 7, drawing cable mechanism, 8, high-pressure overflow valve, 9, oil path distributor, 901, pressure switch, 10, valve plate, 11, motor, 12, gear pump, 13, fuel tank.
Embodiment
Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
Embodiment 1
Refer to Fig. 1, technological scheme of the present invention is: build a kind of servo valve assembly for cutter, cutter comprises support 1, takes the lead 2.
Refer to Fig. 1 and Fig. 2, take the lead and to be provided with cutter in 2 and to regulate the handwheel dish of taking the lead, power plant and hydraulic pressure installation is provided with in support 1, power plant comprise motor 11 and gear pump 12 hydraulic pressure installation comprises servo valve assembly, servo valve assembly comprises control valve body 3, and control valve body 3 is provided with three six logical control valves 4.The filler opening of control valve 4 is connected with gear pump 12 oil outlet, the oil outlet of control valve 4 is connected respectively by oil circuit and controls the first oil circuit and the second oil circuit, first oil circuit connects one end of severing manipulation oil cylinder 5, second oil circuit successively order of connection control valve 6 and severing manipulates the other end of oil cylinder 5, and severing manipulation oil cylinder 5 piston is connected with cutter.Control valve 4 is for the oil circuit direction of regulation and control sequence control valve and differential hydro cylinder, and by the first oil circuit and the second oil circuit connection control severing manipulation oil cylinder 5 respectively, the piston rod arranged by inside comes and goes action, drives cutter to carry out cutting operation.
Refer to Fig. 1-Fig. 3, the differential mandrel 401 of control valve 4 is also connected with handwheel dish by drawing cable mechanism 7.After Integration Design, servo valve assembly can control to cut operation by control valve 4 simultaneously and control the rotation of taking the lead with manipulation handwheel dish, and make whole hydraulic system compacter, component greatly reduce, decrease the probability of happening of fault, the precision of control can be improved simultaneously.
Refer to Fig. 1-Fig. 5, severing manipulation oil cylinder 5 is differential hydro cylinder.Differential hydraulic oil cylinder better can reflect that the moment of severing is under working state, and cutter for the requirement of severing dynamics and speed, such that the action that cuts is stronger, reflection is rapider.
Refer to Fig. 1-Fig. 5, control valve 4 and severing manipulate on the first oil circuit between oil cylinder 5 and are also provided with high-pressure overflow valve 8.Prevent operationally, oil circuit pressure is too high, damages severing manipulation oil cylinder 5 and pipeline thereof, the operation of safeguards system.
Refer to Fig. 1-Fig. 5, be also provided with oil path distributor 9 between the filler opening of control valve 4 and gear pump 12 oil outlet, oil path distributor 9 is fixed on control valve body 3 sidewall.By arranging oil path distributor 9, making the quantity of some associated conduit and joint can accomplish to minimize, greatly reducing the quantity of component, decrease the fault that some cause because of part reason.
Refer to Fig. 1-Fig. 5, oil path distributor 9 is also provided with pressure switch.
Refer to Fig. 1-Fig. 5, sequence control valve is two position three-way valve, for controlling the action of severing manipulation oil cylinder 5.
Refer to Fig. 1-Fig. 5, control valve 4 comprises the differential core be coaxially located in control valve body 3 inner hollow cavity
Axle 401, differential mandrel 401 one end is adjacent to coaxial electromagnetism valve rod 402 end arranged, the cable wire hanging axis 403 being fixed with hollow of its other end, cable wire hanging axis 403 is fixed on spring housing 405 inwall by spring 404, and spring housing 405 is fixed on control valve body 3 outer side wall.
Refer to Fig. 1-Fig. 5, differential mandrel 401 inside is also provided with by the fixing cable clips 406 of cable wire hanging axis 403, and cable clips 406 connects cable wire 407, and cable wire 407 is connected with drawing cable mechanism 7 through the hollow hole of cable wire hanging axis 403.
Refer to Fig. 1-Fig. 5, drawing cable mechanism 7 comprises the hanging axis seat 408 being fixed by screws in spring housing 405 outer wall, hanging axis seat is fixed with queen post 409, be provided with cable wire dish 410 by bolt is pivotable in the middle of the parallel external part of queen post 409, cable wire dish 410 is outer is also fixed with cable wire dish seat 411 by above-mentioned bolt.Cable wire 407 is connected with first piston with the valve plate 10 being fixed on control valve body 3 sidewall through the chute 412 that cable wire dish seat 411 is arranged, and first piston is connected with handwheel dish.
Embodiment 2
Refer to Fig. 1-Fig. 5, present invention also offers a kind of cutter, cutter is provided with servo valve assembly as described in Example 1.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible variation and amendment, the scope that therefore protection scope of the present invention should define with the claims in the present invention is as the criterion.
Claims (9)
1. the servo valve assembly for cutter, described cutter comprises support (1), take the lead (2), be provided with cutter in described take the lead (2) and regulate the handwheel dish of taking the lead, described support is provided with power plant and hydraulic pressure installation in (1), described power plant comprise motor (11) and gear pump (12), described hydraulic pressure installation comprises servo valve assembly, it is characterized in that: described servo valve assembly comprises control valve body (3), described control valve body (3) is provided with three six logical control valves (4); The filler opening of described control valve (4) is connected with described gear pump (12) oil outlet, the oil outlet of described control valve (4) is connected respectively by oil circuit and controls the first oil circuit and the second oil circuit, described first oil circuit connects one end of severing manipulation oil cylinder (5), described second oil circuit successively order of connection control valve (6) and described severing manipulates the other end of oil cylinder (5), and described severing manipulation oil cylinder (5) piston is connected with described cutter; The differential mandrel (401) of described control valve (4) is also connected with described handwheel dish by drawing cable mechanism (7);
Described control valve (4) comprises the differential mandrel (401) be coaxially located in control valve body (3) inner hollow cavity, described differential mandrel (401) one end is adjacent to the valve stem end of the coaxial solenoid valve (402) arranged, the cable wire hanging axis (403) being fixed with hollow of its other end, described cable wire hanging axis (403) is fixed on spring housing (405) inwall by spring (404), and described spring housing (405) is fixed on control valve body (3) outer side wall.
2. a kind of servo valve assembly for cutter according to claim 1, is characterized in that: described severing manipulation oil cylinder (5) is differential hydro cylinder.
3. a kind of servo valve assembly for cutter according to claim 1, is characterized in that: described control valve (4) and severing manipulate on the first oil circuit between oil cylinder (5) and be also provided with high-pressure overflow valve (8).
4. a kind of servo valve assembly for cutter according to claim 1, it is characterized in that: be also provided with oil path distributor (9) between the filler opening of described control valve (4) and described gear pump (12) oil outlet, described oil path distributor (9) is fixed on control valve body (3) sidewall.
5. a kind of servo valve assembly for cutter according to claim 4, is characterized in that: (9) are also provided with pressure switch to described oil path distributor.
6. a kind of servo valve assembly for cutter according to claim 1, is characterized in that: described sequence control valve is two position three-way valve, for controlling the action of severing manipulation oil cylinder (5).
7. a kind of servo valve assembly for cutter according to claim 1, it is characterized in that: described differential mandrel (401) inside is also provided with by the fixing cable clips (406) of cable wire hanging axis (403), described cable clips (406) connects cable wire (407), and described cable wire (407) is connected with drawing cable mechanism (7) through the hollow hole of described cable wire hanging axis (403).
8. a kind of servo valve assembly for cutter according to claim 7, it is characterized in that: described drawing cable mechanism (7) comprises the hanging axis seat (408) being fixed by screws in described spring housing (405) outer wall, described hanging axis seat is fixed with queen post (409), cable wire dish (410) is provided with by bolt is pivotable in the middle of the parallel external part of described queen post (409), described cable wire dish (410) is also fixed with cable wire dish seat (411) by described bolt outward, described cable wire (407) is connected with first piston with the valve plate (10) being fixed on control valve body (3) sidewall through the upper chute (412) arranged of described cable wire dish seat (411), described first piston is connected with handwheel dish.
9. a cutter, is characterized in that: described cutter is provided with the servo valve assembly as described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410281247.5A CN104100592B (en) | 2014-06-23 | 2014-06-23 | Cutter and servo valve assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410281247.5A CN104100592B (en) | 2014-06-23 | 2014-06-23 | Cutter and servo valve assembly thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN104100592A CN104100592A (en) | 2014-10-15 |
| CN104100592B true CN104100592B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410281247.5A Active CN104100592B (en) | 2014-06-23 | 2014-06-23 | Cutter and servo valve assembly thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2294505A (en) * | 1994-10-25 | 1996-05-01 | Nisshin Spinning | Hydraulic circuit for driving the ram of a hydraulic press |
| CN2635711Y (en) * | 2003-08-07 | 2004-08-25 | 汕头市浩正制鞋机械有限公司 | Hydraulic cutting machine |
| CN2673158Y (en) * | 2004-01-06 | 2005-01-26 | 叶寿涂 | Energy source saving cutting machine for making shoes |
| CN201279797Y (en) * | 2008-10-10 | 2009-07-29 | 丛建敏 | Plane gantry cutting machine |
| CN202753197U (en) * | 2012-07-12 | 2013-02-27 | 金新民 | Cut-off machine |
| CN204061397U (en) * | 2014-06-23 | 2014-12-31 | 衢州台威精工机械有限公司 | Cutter and servo valve assembly thereof |
-
2014
- 2014-06-23 CN CN201410281247.5A patent/CN104100592B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2294505A (en) * | 1994-10-25 | 1996-05-01 | Nisshin Spinning | Hydraulic circuit for driving the ram of a hydraulic press |
| CN2635711Y (en) * | 2003-08-07 | 2004-08-25 | 汕头市浩正制鞋机械有限公司 | Hydraulic cutting machine |
| CN2673158Y (en) * | 2004-01-06 | 2005-01-26 | 叶寿涂 | Energy source saving cutting machine for making shoes |
| CN201279797Y (en) * | 2008-10-10 | 2009-07-29 | 丛建敏 | Plane gantry cutting machine |
| CN202753197U (en) * | 2012-07-12 | 2013-02-27 | 金新民 | Cut-off machine |
| CN204061397U (en) * | 2014-06-23 | 2014-12-31 | 衢州台威精工机械有限公司 | Cutter and servo valve assembly thereof |
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| Publication number | Publication date |
|---|---|
| CN104100592A (en) | 2014-10-15 |
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