CN106694992A - Electric clipper - Google Patents
Electric clipper Download PDFInfo
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- CN106694992A CN106694992A CN201710076045.0A CN201710076045A CN106694992A CN 106694992 A CN106694992 A CN 106694992A CN 201710076045 A CN201710076045 A CN 201710076045A CN 106694992 A CN106694992 A CN 106694992A
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- fluid
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- oil
- branch pipe
- component
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D29/00—Hand-held metal-shearing or metal-cutting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention provides an electric clipper. The electric clipper comprises a pair of cutting nippers, a hydraulic driving assembly, a reversing assembly and an oil inlet assembly. The hydraulic driving assembly is connected to the pair of cutting nippers to drive the cutting nipper to move. The reversing assembly is connected to the hydraulic driving assembly to provide two oil path cycles opposite in direction to the hydraulic driving assembly. The oil inlet assembly is connected to the reversing assembly. According to the electric clipper provided by the invention, the reversing assembly is additionally arranged to change the direction of the oil path entering the hydraulic driving assembly, so that an oil cylinder piston in the hydraulic driving assembly can reciprocate freely so as to automatically feed oil and return oil without a manual operation, and therefore, the work efficiency of the electric clipper is greatly improved.
Description
Technical field
The present invention relates to dangerous disaster relief technique with the apparatus field, and more particularly to a kind of driven shearing cutter.
Background technology
Hydraulic clipper is widely used in the traffic accidents such as road and rail rescue, and seismic disaster relief, building collapse is rescued
Help, airplane crash and salvage, vehicle component, metal structure pipeline, special-shaped steel and sheet material can be cut off.Must as rescue and relief work
How indispensable apparatus, improve the shearing function of clipper and improve using effect as required consideration during rescue and relief work
Major issue, while how to make the vdiverse in function of clipper, adapt to different dangerous situations, these all turn into social promotion
The problem that technology development need constantly considers.
Oil circuit can only drive into that can only be circulated in one direction after hydraulic cylinder in existing hydraulic clipper
Piston advances forward, the retrogressing of piston could realize after then needing manual draining, and user is using very inconvenient, and operating efficiency is non-
It is often low.
The content of the invention
The present invention is for the problem for overcoming existing hydraulic clipper oil circuit to circulate in one direction, there is provided one kind has
The driven shearing cutter of two-way oil circulation.
To achieve these goals, the present invention provides a kind of clipper, including cutting nippers, hydraulic-driven component, commutation component
And oil intake assembly.Hydraulic-driven component connects cutting nippers, drives cutting nippers motion.Commutation component is connected with hydraulic-driven component, to
The hydraulic-driven component provides two kinds of oil circulations in opposite direction.Oil intake assembly is connected with commutation component.
In one embodiment of the invention, hydraulic-driven component includes oil cylinder, oil cylinder piston and joining beam.Oil cylinder is arranged at shearing
Device housing, and be connected with commutation component.Oil cylinder piston is arranged at oil cylinder, and in-oil cylinder oil pressure promotes cylinder piston motion.Connection
Bar wherein one end is connected with oil cylinder piston, and the other end is connected with cutting nippers.
In one embodiment of the invention, cutting nippers and hydraulic-driven component detachable connection.
In one embodiment of the invention, commutation component includes commutation body and conversion control.Commutation body includes conversion bottom
Seat, has fluid inlet hole, Fluid-exiting apertures, the first connecting hole and the second connecting hole, fluid inlet hole and oil intake assembly on conversion cradle
It is connected, the first connecting hole and the second connecting hole are connected with hydraulic-driven component.Conversion control, is connected with conversion cradle,
There is the first connecting tube, the second connecting tube and the 3rd connecting tube on conversion control.
On the first station, the two ends of the second connecting tube are connected with fluid inlet hole and Fluid-exiting apertures, and fluid connects through second
Adapter is circulated between fluid inlet hole and Fluid-exiting apertures, and fluid is introduced into hydraulic-driven component；
On the second station, the two ends of the first connecting tube are connected with the first connecting hole and Fluid-exiting apertures respectively, and the 3rd connects
The two ends of adapter are connected with the second connecting hole and fluid inlet hole respectively, and fluid is through the 3rd connecting tube from the second connecting hole influent
The first cavity in pressure drive component, the fluid in the second cavity of hydraulic-driven component is through the first connecting hole, the first connecting tube
From Fluid-exiting apertures outflow, first fluid circulation in direction is formed；
In 3rd station, the two ends of the first connecting tube are connected with the first connecting hole and fluid inlet hole respectively, and the 3rd connects
The two ends of adapter are connected with the second connecting hole and Fluid-exiting apertures respectively, and fluid is through the first connecting tube from the first connecting hole influent
The second cavity in pressure drive component, the fluid in the first cavity of hydraulic-driven component is through the second connecting hole, the 3rd connecting tube
From Fluid-exiting apertures outflow, second fluid circulation in direction is formed.
In one embodiment of the invention, fluid inlet hole and Fluid-exiting apertures are oppositely arranged, the first connecting hole and the second connecting hole
It is oppositely arranged, line and the first connecting hole center and the second connecting hole center between fluid inlet hole center and Fluid-exiting apertures center
Between line it is perpendicular.
There is the spacing of limitation conversion control rotational angle in one embodiment of the invention, on conversion control and conversion cradle
Portion, limiting section includes three arc grooves being arranged on conversion cradle and is arranged on recessed with three arcs on conversion control
The lug boss that groove is engaged, three arc grooves are correspondingly arranged with fluid inlet hole, the first connecting hole and the second connecting hole respectively.
In one embodiment of the invention, the oil intake assembly includes motor, fuel tank and connecting portion, fuel tank and connecting portion
It is arranged on commutation body, the eccentric shaft of motor is connected with connecting portion, there are multiple weeks along eccentric shaft on connecting portion
To the piston component for setting, there is the oilhole of multiple connection fluid inlet holes and fuel tank on each piston component.
In one embodiment of the invention, each piston component includes spring base, spring, piston and oil switch living.Spring
It is fixed on spring base.Piston is connected with spring, the oilhole on piston with multiple connection fluid inlet holes and fuel tank.Oil switch living
It is sheathed on spring and positioned at piston near the side of spring base.
In one embodiment of the invention, commutation component includes commutation body and conversion control.There is fluid in commutation body
Inlet pipe and fluid outlet pipe.Conversion control has along being axially disposed within commutation body perpendicular to commutation body on conversion control
Multiple axis through hole parallel with fluid inlet tube direction, when conversion is flowed to, conversion control is moved along perpendicular to the axial direction of commutation body
It is dynamic.
First oil pipe and the second oil pipe, are connected to conversion control and hydraulic-driven component, form fluid circulation；
When control is changed positioned at the first station, conversion control closure the first oil pipe and the second oil pipe, fluid enter in fluid
Circulated between pipe and fluid outlet pipe；
When control is changed positioned at the second station, conversion control is from the first station to a side shifting of commutation body, fluid
Through hole on converted control flows into the first oil pipe from fluid inlet tube, then flows into the first cavity of hydraulic pressure drive component, hydraulic pressure
Fluid in second cavity of drive component flows to fluid outlet pipe from the second oil pipe with the through hole on conversion control, and fluid is in hydraulic pressure
First circulation in direction is formed in drive component；
When control is changed positioned at 3rd station, conversion control is from the first station to another side shifting of commutation body, stream
Through hole on the converted control of body flows into the second oil pipe from fluid inlet tube, then flows into the second cavity of hydraulic pressure drive component, liquid
Through hole of the fluid in the first cavity of drive component from the first oil pipe and conversion control is pressed to flow to fluid outlet pipe, fluid is in liquid
Second circulation in direction is formed in pressure drive component.
In one embodiment of the invention, conversion control is first-class to be interval with three through holes, and fluid inlet tube includes that four grades are straight
The inflow branch pipe in footpath, outflow branch pipe of the fluid outlet pipe including three diameters with the equal diameters for flowing into branch pipe, the first inflow branch pipe,
Second flow into branch pipe and first outflow branch pipe three setting corresponding with first through hole, first through hole with diameter greater than one flow out
The diameter of branch pipe but less than or equal to two outflow branch pipe diameters；
3rd flow into branch pipe and second outflow branch pipe setting corresponding with the second through hole, the second through hole with diameter greater than one
Flow out the diameter of branch pipe but less than or equal to two diameters of outflow branch pipe；
4th flows into branch pipe setting corresponding with third through-hole, and the diameter of third through-hole is less than or equal to an outflow branch pipe
Diameter；
First oil pipe includes the first oil circuit branch pipe and the second oil circuit branch pipe, the first oil circuit branch pipe and the second oil circuit branch pipe and the
One through hole is correspondingly arranged；Second oil pipe includes the 3rd oil circuit branch pipe and the 4th oil circuit branch pipe, the 3rd oil circuit branch pipe and the second through hole
It is correspondingly arranged, the 4th oil circuit branch pipe is correspondingly arranged with third through-hole；
When station is changed, conversion control is equal to and flows into conversion control to the distance of commutation body side or another side shifting
The diameter of branch pipe.
In sum, the driven shearing cutter that the present invention is provided is changed into hydraulic-driven component by increasing commutation component
Interior oil circuit direction, so that the oil cylinder piston in hydraulic-driven component can realize automatically reciprocating motion, without behaviour manually
Make to be capable of achieving automatic oil-feed and oil return, substantially increase the operating efficiency of driven shearing cutter, can be complete within the very first time
Into the work of rescue and relief work.
It is that above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly,
And coordinate accompanying drawing, it is described in detail below.
Brief description of the drawings
Fig. 1 show the structural representation of the driven shearing cutter of one embodiment of the invention offer.
Fig. 2 show in Fig. 1 in the component that commutates the structural representation of the body that commutates.
Fig. 3 show the structural representation at another visual angle of commutation body in Fig. 2.
Fig. 4 show the structural representation of conversion control in Fig. 1.
Fig. 5 show the assembling schematic diagram of conversion cradle and conversion control when commutation component is located at the first station.
The fluid that Fig. 6 show when commutation component is located at the first station flows to schematic diagram.
Fig. 7 show the assembling schematic diagram of conversion cradle and conversion control when commutation component is located at the second station.
The fluid that Fig. 8 show when commutation component is located at the second station flows to schematic diagram.
Fig. 9 show the assembling schematic diagram of conversion cradle and conversion control when commutation component is located at 3rd station.
The fluid that Figure 10 show when commutation component is located at 3rd station flows to schematic diagram.
Figure 11 show the structural representation of piston component in oil intake assembly.
Structural representation when Figure 12 show the conversion control of another embodiment of the present invention offer positioned at the first station.
The conversion control that Figure 13 is shown shown in Figure 12 is located at structural representation during the second station.
The conversion control that Figure 14 is shown shown in Figure 12 is located at structural representation during 3rd station.
Specific embodiment
As shown in figure 1, the driven shearing cutter that the present embodiment is provided includes cutting nippers 1, hydraulic-driven component 2, commutation component 3 and
Oil intake assembly 4.Hydraulic-driven component 2 connects cutting nippers 1, drives cutting nippers 1 to move.Commutation component 3 is connected with hydraulic-driven component 2
Connect, two kinds of oil circulations in opposite direction are provided to hydraulic-driven component 2.Oil intake assembly 4 is connected with commutation component 3.
In the present embodiment, hydraulic-driven component 2 includes oil cylinder 21, oil cylinder piston 22 and joining beam.Oil cylinder 21 and commutation group
Part 3 is connected.Oil cylinder piston 22 is arranged at oil cylinder 21, and the oil pressure in oil cylinder 21 promotes oil cylinder piston 22 to move.Joining beam wherein one
End is connected with oil cylinder piston 22, and the other end is connected with cutting nippers 1.For ease of changing different types of cutting nippers, in the present embodiment
In, joining beam and the detachable connection of cutting nippers 1 are set.However, the present invention is not limited in any way to this.
In the present embodiment, as shown in Figures 2 to 4, commutation component 3 includes commutation body 31 and conversion control 32.Commutation
Body 31 includes conversion cradle 311, has fluid inlet hole 3111, Fluid-exiting apertures 3112, the first connecting hole on conversion cradle 311
3113 and second connecting hole 3114, the first connecting hole 3113 and the second connecting hole 3114 are connected with oil cylinder 21.Conversion control 32
It is connected with conversion cradle 311, there is the first connecting tube 321, the second connecting tube 322 and the 3rd connecting tube on conversion control 32
323。
For ease of repair and replacement, in the present embodiment, detachable company between commutation base 311 and commutation body 31 is set
Connect.
In the present embodiment, oil intake assembly 4 includes motor 41, fuel tank 43 and connecting portion 42, fuel tank 43 and connecting portion
42 are arranged on commutation body 31.The eccentric shaft of motor 41 is connected with connecting portion 42, has multiple edges on connecting portion 42
The circumferentially disposed piston component of eccentric shaft, have on each piston component multiple connection fluid inlet holes and fuel tank oilhole (by
It is not shown in the problem of angle).In the present embodiment, the quantity of fuel tank 43 is two.However, the present invention does not appoint to this
What is limited.
As shown in figure 11, each piston component includes spring base 421, spring 422, piston 423 and oil switch 424 living.
Spring 422 is fixed on spring base 421.Piston 423 is connected with spring 422, has multiple connection fluid inlet holes on piston 423
Oilhole.Oil switch 424 living is sheathed on spring 422 and positioned at piston 423 near the side of spring base 421.Specific operation principle
For：The eccentric shaft of motor extrudes multiple along its circumferentially disposed piston component, the work in piston component in rotation process
There is the oilhole of multiple connection fluid inlet holes, effect of the piston 423 in eccentric shaft, oil switch 424 living and spring 422 on plug 423
Lower reciprocating motion, oil cylinder is squeezed into during motion by the oil in fuel tank 43 through oilhole, conversion control and fluid inlet hole
It is interior.In-oil cylinder pressure increases, cylinder piston motion.In the second station, oil cylinder piston travels forward, in 3rd station,
Oil cylinder piston is moved backward, is recovered to initial position.The work that commutation component 3 is discussed in detail below with reference to Fig. 5 to Figure 10 is former
Reason：
Conversion cradle and conversion when the commutation component 3 that Fig. 5 and Fig. 6 sets forth the present embodiment offer is located at the first station
The assembling schematic diagram of control and fluid flow to schematic diagram.On the first station, the two ends E and E1 of the second connecting tube 322 with
Fluid inlet hole 3111 is connected with Fluid-exiting apertures 3112, and hydraulic oil goes out through the second connecting tube 322 in fluid inlet hole 3111 and fluid
Circulated between hole 3112, hydraulic oil is introduced into oil cylinder, and the oil cylinder piston 22 being connected with oil cylinder does not work.
Conversion cradle and conversion when the commutation component that Fig. 7 and Fig. 8 sets forth the present embodiment offer is located at the second station
The assembling schematic diagram of control and fluid flow to schematic diagram.Now, as shown in fig. 7, the two ends D and D1 of the first connecting tube 321
It is connected with the first connecting hole 3113 and Fluid-exiting apertures 3112 respectively, the two ends F1 and F of the 3rd connecting tube 323 connect with second respectively
Connect hole 3114 to be connected with fluid inlet hole 3111, hydraulic oil flows into oil cylinder 21 through the 3rd connecting tube 323 from the second connecting hole 3114
The first cavity 211 in, promote oil cylinder piston 22 to travel forward, the fluid in the second cavity 212 is through the first connecting hole 3113, the
One connecting tube 321 flows out from Fluid-exiting apertures 3112, forms first fluid circulation in direction.
Conversion cradle and conversion when the commutation component that Fig. 9 and Figure 10 sets forth the present embodiment offer is located at 3rd station
The assembling schematic diagram of control and fluid flow to schematic diagram.Now, the two ends D1 and D of the first connecting tube 321 are respectively with first
Connecting hole 3113 is connected with fluid inlet hole 3111, the two ends F and F1 of the 3rd connecting tube 323 respectively with the second connecting hole 3114 and
Fluid-exiting apertures 3112 are connected, and hydraulic oil flows into in-oil cylinder second cavity through the first connecting tube 321 from the first connecting hole 3113
212, oil cylinder piston 22 is pushed back into initial position, the hydraulic oil in the first cavity 211 connects through the second connecting hole 3114 and the 3rd
Adapter 323 is flowed out from Fluid-exiting apertures 3112, forms second fluid circulation in direction.The alternating work of the second station and 3rd station
Work enables that oil cylinder piston 22 is automatically obtained reciprocating motion, compared to the driven shearing that traditional hydraulic clipper, the present embodiment are provided
Cutter, so as to manual draining need not be carried out, substantially increases work due to that can be automatically obtained two rightabout oil circuit conversions
Make efficiency.
In the present embodiment, fluid inlet hole 3111 and Fluid-exiting apertures 3112 are oppositely arranged, the first connecting hole 3113 and second
Connecting hole 3114 is oppositely arranged, and the line between the center of fluid inlet hole 3111 and the center of Fluid-exiting apertures 3112 is connected with first
Line between the center of the center in hole 3113 and the second connecting hole 3114 is perpendicular, and the first connecting hole 3113 arrives fluid inlet hole
The distance between 3111 and Fluid-exiting apertures 3112 are equal, the second connecting hole 3114 to fluid inlet hole 3111 and Fluid-exiting apertures 3112 it
Between distance it is equal.It is corresponding, as shown in figure 4, on conversion control 32, the first connecting tube 321 and the structure of the 3rd connecting tube 323
Both sides that are identical and being symmetricly set on the second connecting tube 322.The setting causes, when conversion control 32 is by the first station to the left and right two
Side can realize the switching of the second station and 3rd station when rotating.However, the present invention is not limited in any way to this.
In the present embodiment, connection is rotated between conversion control 32 and conversion cradle 311, to realize between different station
Switching, it is preferred that the first connecting tube 321, the second connecting tube 322 and the 3rd connecting tube 323 are set and are arranged on conversion in arc-shaped
On control 32.The setting causes user using the first connecting tube 321, the second connecting tube 322 and the conduct of the 3rd connecting tube 323
Swing handle come realize change control 32 rotation.However, the present invention is not limited in any way to this.
To realize the accurate switching between the first station, the second station and 3rd station, in other the present embodiment, can set
The limiting section on conversion control 32 and conversion cradle 311 with limitation conversion control rotational angle is put, limiting section includes being arranged on
Three arc grooves on conversion cradle and the lug boss being engaged with three arc grooves being arranged on conversion control, three
Individual arc groove is correspondingly arranged with fluid inlet hole, the first connecting hole and the second connecting hole respectively.However, the present invention does not appoint to this
What is limited.In other embodiments, can be in the position corresponding to conversion cradle upper fluid inlet hole, the first connecting hole and the second connecting hole
Three station location markers of setting are put, is also equipped with rotating mark on conversion control accordingly, identified and corresponding position when rotating
Conversion control is characterized when mark is to correspondence to rotate in place.
It is detachable connection between conversion cradle 311 and body 31 in the present embodiment, the setting is greatly facilitated
The replacing and maintenance of conversion cradle 311.
This gives a kind of concrete structure of commutation component 3.However, the present invention is not limited in any way to this.In
In other embodiments, commutation component 3 can include commutation body 31 ' and conversion control 32 '.There is fluid in commutation body 31 '
Inlet pipe 311 ' and fluid outlet pipe 312 '.Conversion control 32 ' is axially disposed within commutation body 31 ' along perpendicular to commutation body 31 '
It is interior, there is the multiple axis through hole parallel with fluid inlet tube direction on conversion control 32 ', when conversion is flowed to, conversion control is along vertical
The straight axial movement in commutation body 31 '.First oil pipe 33 ' and the second oil pipe 34 ' are connected to conversion control 32 ' and hydraulic pressure
Drive component 2, forms fluid circulation.
Specifically, control 32 ' is first-class is interval with three through holes for conversion, and fluid inlet tube 311 ' is isodiametric including four
Flow into branch pipe, outflow branch pipe of the fluid outlet pipe 312 ' including three diameters with the equal diameters for flowing into branch pipe, the first inflow branch pipe
3111 ', second flows into branch pipe 3112 ' and the first outflow three of branch pipe 3121 ' setting corresponding with first through hole 321 ', and first leads to
The diameters that branch pipe is flowed out with diameter greater than a diameter for outflow branch pipe but less than or equal to two in hole 321 '.
3rd flows into branch pipe 3113 ' and the second outflow branch pipe 3122 ' and corresponding setting of the second through hole 322 ', the second through hole
322 ' the diameters that branch pipe is flowed out with diameter greater than a diameter for outflow branch pipe but less than or equal to two.4th flows into branch pipe
3114 ' settings corresponding with third through-hole 323 ', the diameter of third through-hole 323 ' is less than or equal to a diameter for outflow branch pipe.
In the present embodiment, the diameter of first through hole 321 ' and the second through hole 322 ' is equal to two outflow branch pipe diameters, third through-hole
323 ' equal to a diameter for outflow branch pipe.However, the present invention is not limited in any way to this.
First oil pipe 33 ' includes the first oil circuit branch pipe 331 ' and the second oil circuit branch pipe 332 ', the first oil circuit branch pipe 331 ' and
Second oil circuit branch pipe 332 ' is correspondingly arranged with first through hole 321 '；Second oil pipe 34 ' includes the 3rd oil circuit branch pipe 341 ' and the 4th
Oil circuit branch pipe 342 ', the 3rd oil circuit branch pipe 341 ' is correspondingly arranged with the second through hole 322 ', the 4th oil circuit branch pipe 342 ' and threeway
Hole 323 ' is correspondingly arranged.
As shown in figure 12, when control 32 ' is changed positioned at the first station, conversion control 32 ' blocks the first oil pipe 33 ' and the
Two oil pipes 34 ', fluid is circulated between fluid inlet tube 311 ' and fluid outlet pipe 312 ', and the oil cylinder on right side in figure, oil cylinder are not entered
Do not work.
When conversion control (is to be moved to the top of commutation body 31 ' in Figure 13 to the side shifting where commutation body 31 '
It is dynamic), conversion control 32 ' is equal to the diameter for flowing into branch pipe positioned at the second station, mobile distance.Oil circuit direction now is：Stream
Through hole on the converted control 32 ' of body flows into the first oil pipe 33 ', then the first cavity for flowing into oil cylinder 21 from fluid inlet tube 321 '
(cavity of oil cylinder is separated into the first cavity 211 and the second cavity 212 by oil cylinder piston 22), the stream in the second cavity 212 in 211
Through hole of the body from the second oil pipe 34 ' and conversion control 32 ' flows to fluid outlet pipe 312 '.It is specific as follows：
First inflow branch pipe 3111 ' and the second inflow branch pipe 3112 ' are relative with first through hole 321 ', the first oil circuit branch pipe
331 ' is relative with the other end of first through hole 321 ', and the second outflow branch pipe 3122 ' and the 3rd oil circuit branch pipe 341 ' are arranged on second
The both sides of through hole 322 '.The setting causes that fluid flows into branch pipe 3111 ' through first and the second inflow branch pipe 3112 ' flows into first and leads to
Hole 321 ', flows into the first cavity 211 of hydraulic cylinder by the first oil circuit branch pipe 331 '；The internal memory of second cavity 212 of hydraulic cylinder
The fluid for staying flows into the second through hole 322 ' through the 3rd oil circuit branch pipe 341 ', is flowed out by the second outflow branch pipe 3122 ', realizes hydraulic pressure
First circulation in direction in cylinder, the now piston advances forward in hydraulic cylinder.
Opposite, when conversion control 32 ' is to another side shifting (being moved down in Figure 14) of commutation body 31 ', conversion control
Part 32 ' is equal to the diameter for flowing into branch pipe positioned at 3rd station, mobile distance.Oil circuit direction now is：The converted control of fluid
Through hole on part 32 ' flows into the second oil pipe 34 ' from fluid inlet tube 311 ', then flows into the second cavity 212, in the first cavity 211
Through hole of the fluid from the first oil pipe 33 ' and conversion control flow to fluid outlet pipe 312 '.It is specific as follows：
4th inflow branch pipe 3114 ' and the 4th oil circuit branch pipe 342 ' are respectively communicated with third through-hole 323 '；Second oil circuit branch pipe
332 ' and first outflow branch pipe 3121 ' connected with first through hole 321 ' respectively.The setting causes that fluid flows into branch pipe through the 4th
3114 ' flow into third through-holes 323 ', are flowed into the second cavity 212 of hydraulic cylinder by the 4th oil circuit branch pipe 342 ', hydraulic cylinder the
Fluid in one cavity 211 flows out through the second oil circuit branch pipe 332 ', first through hole 321 ' and the first outflow branch pipe 3121 '.Realize
Second circulation in direction in hydraulic cylinder, initial position is pushed back by piston, and piston is retreated.Commutation component shown in Figure 12 to Figure 14
Two-way oil circulation can equally be realized.
In the present embodiment, driven shearing cutter also includes the supplying cell 5 being electrically connected with oil intake assembly.It is with more preferable
Balance operated with convenient use person, it is preferred that supplying cell 5 and oil intake assembly 4 are set and are oppositely arranged on clipper housing
Both sides.
In the present embodiment, driven shearing cutter also includes the handle 6 being arranged on clipper housing.
In sum, the driven shearing cutter that the present invention is provided is changed into hydraulic-driven component by increasing commutation component
Interior oil circuit direction, so that the oil cylinder piston in hydraulic-driven component can realize automatically reciprocating motion, without behaviour manually
Make to be capable of achieving automatic oil-feed and oil return, substantially increase the operating efficiency of driven shearing cutter, can be complete within the very first time
Into the work of rescue and relief work.
Although the present invention is disclosed above by preferred embodiment, but the present invention is not limited to, it is any to know this skill
Skill person, without departing from the spirit and scope of the present invention, can make a little change and retouching, therefore protection scope of the present invention is worked as
It is defined depending on claims scope required for protection.
Claims (10)
1. a kind of driven shearing cutter, it is characterised in that including：
Cutting nippers；
Hydraulic-driven component, connects the cutting nippers, drives the cutting nippers motion；
Commutation component, is connected with the hydraulic-driven component, and two kinds of oil in opposite direction are provided to the hydraulic-driven component
Circulate on road；
Oil intake assembly, is connected with the commutation component.
2. driven shearing cutter according to claim 1, it is characterised in that the hydraulic-driven component includes：
Oil cylinder, is connected with the commutation component；
Oil cylinder piston, is arranged at the oil cylinder, and in-oil cylinder oil pressure promotes cylinder piston motion；
Joining beam, wherein one end are connected with oil cylinder piston, and the other end is connected with cutting nippers.
3. driven shearing cutter according to claim 1, it is characterised in that the cutting nippers is removable with the hydraulic-driven component
Unload formula connection.
4. driven shearing cutter according to claim 1, it is characterised in that the commutation component includes：
Commutation body, including conversion cradle has fluid inlet hole, Fluid-exiting apertures, the first connecting hole and the on the conversion cradle
Two connecting holes, the fluid inlet hole is connected with oil intake assembly, first connecting hole and the second connecting hole and hydraulic-driven group
Part is connected；
Conversion control, is connected with the conversion cradle, has the first connecting tube, the second connecting tube and the on the conversion control
Three connecting tubes；
On the first station, the two ends of the second connecting tube are connected with fluid inlet hole and Fluid-exiting apertures, and fluid is through the second connecting tube
Circulated between fluid inlet hole and Fluid-exiting apertures, fluid is introduced into hydraulic-driven component；
On the second station, the two ends of the first connecting tube are connected with the first connecting hole and Fluid-exiting apertures respectively, the 3rd connecting tube
Two ends be connected with the second connecting hole and fluid inlet hole respectively, fluid through the 3rd connecting tube from the second connecting hole flow into hydraulic pressure drive
The first cavity in dynamic component, fluid in the second cavity of hydraulic-driven component is through the first connecting hole, the first connecting tube from stream
Body portals outflow, forms first fluid circulation in direction；
In 3rd station, the two ends of the first connecting tube are connected with the first connecting hole and fluid inlet hole respectively, the 3rd connecting tube
Two ends be connected with the second connecting hole and Fluid-exiting apertures respectively, fluid through the first connecting tube from the first connecting hole flow into hydraulic pressure drive
The second cavity in dynamic component, fluid in the first cavity of hydraulic-driven component is through the second connecting hole, the 3rd connecting tube from stream
Body portals outflow, forms second fluid circulation in direction.
5. driven shearing cutter according to claim 4, it is characterised in that fluid inlet hole and Fluid-exiting apertures are oppositely arranged,
One connecting hole and the second connecting hole are oppositely arranged, line and the first connecting hole between fluid inlet hole center and Fluid-exiting apertures center
Line between center and the second connecting hole center is perpendicular.
6. driven shearing cutter according to claim 4, it is characterised in that there is limit on the conversion control and conversion cradle
The limiting section of system conversion control rotational angle, the limiting section includes three arc grooves being arranged on conversion cradle and sets
The lug boss being engaged with three arc grooves on conversion control is put, three arc grooves enter with fluid respectively
Hole, the first connecting hole and the second connecting hole are correspondingly arranged.
7. driven shearing cutter according to claim 4, it is characterised in that the oil intake assembly includes motor, fuel tank
And connecting portion, the fuel tank and connecting portion be arranged on commutation body, and the eccentric shaft of motor is connected with connecting portion, described
There are multiple circumferentially disposed piston components along eccentric shaft on connecting portion, there are multiple connection fluids to enter on each piston component
Hole and the oilhole of fuel tank.
8. driven shearing cutter according to claim 7, it is characterised in that each piston component includes：
Spring base；
Spring, is fixed on the spring base；
Piston, is connected with the spring, the oilhole on the piston with multiple connection fluid inlet holes and fuel tank；
Oil switch living, is sheathed on the spring and positioned at the piston near the side of spring base.
9. driven shearing cutter according to claim 1, it is characterised in that the commutation component includes：
Commutation body, has fluid inlet tube and fluid outlet pipe in the commutation body；
Conversion control, along being axially disposed within commutation body perpendicular to the commutation body, has many on the conversion control
The individual axis through hole parallel with fluid inlet tube direction, when conversion is flowed to, conversion control is moved along perpendicular to the axial direction of commutation body
It is dynamic；
First oil pipe and the second oil pipe, are connected to conversion control and hydraulic-driven component, form fluid circulation；
When changing control and being located at the first station, conversion control closure the first oil pipe and the second oil pipe, fluid in fluid inlet tube and
Circulated between fluid outlet pipe；
When control is changed positioned at the second station, from the first station to a side shifting of commutation body, fluid is through turning for conversion control
The through hole changed on control flows into the first oil pipe from fluid inlet tube, then flows into the first cavity of hydraulic pressure drive component, hydraulic-driven
Fluid in second cavity of component flows to fluid outlet pipe from the second oil pipe with the through hole on conversion control, and fluid is in hydraulic-driven
First circulation in direction is formed in component；
When control is changed positioned at 3rd station, conversion control is from the first station to another side shifting of commutation body, fluid warp
Through hole on conversion control flows into the second oil pipe from fluid inlet tube, then flows into the second cavity of hydraulic pressure drive component, and hydraulic pressure drives
Fluid in first cavity of dynamic component flows to fluid outlet pipe from the first oil pipe and the through hole changed on control, and fluid drives in hydraulic pressure
Second circulation in direction is formed in dynamic component.
10. driven shearing cutter according to claim 9, it is characterised in that the conversion control is first-class to be interval with three
Through hole, fluid inlet tube includes four isodiametric inflow branch pipes, and fluid outlet pipe includes three diameters and flows into the diameter phase of branch pipe
Deng outflow branch pipe, first flow into branch pipe, second flow into branch pipe and first outflow branch pipe three setting corresponding with first through hole,
The diameters that branch pipe is flowed out with diameter greater than a diameter for outflow branch pipe but less than or equal to two of first through hole；
3rd flow into branch pipe and second outflow branch pipe setting corresponding with the second through hole, the second through hole with diameter greater than one flow out
The diameter of branch pipe but less than or equal to two outflow branch pipe diameters；
4th flows into branch pipe setting corresponding with third through-hole, and the diameter of third through-hole flows out the straight of branch pipe less than or equal to one
Footpath；
First oil pipe includes the first oil circuit branch pipe and the second oil circuit branch pipe, and the first oil circuit branch pipe and the second oil circuit branch pipe and first lead to
Hole is correspondingly arranged；Second oil pipe includes the 3rd oil circuit branch pipe and the 4th oil circuit branch pipe, and the 3rd oil circuit branch pipe is corresponding with the second through hole
Set, the 4th oil circuit branch pipe is correspondingly arranged with third through-hole；
When station is changed, conversion control is equal to and flows into branch pipe conversion control to the distance of commutation body side or another side shifting
Diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710076045.0A CN106694992A (en) | 2017-02-13 | 2017-02-13 | Electric clipper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710076045.0A CN106694992A (en) | 2017-02-13 | 2017-02-13 | Electric clipper |
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| CN106694992A true CN106694992A (en) | 2017-05-24 |
Family
ID=58911201
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710076045.0A Pending CN106694992A (en) | 2017-02-13 | 2017-02-13 | Electric clipper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108714278A (en) * | 2018-08-20 | 2018-10-30 | 九江消防装备有限公司 | One kind being based on the electronic expander of fire-fighting and rescue |
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