CN203114761U - Hydraulic control device of hydraulic lap shaver - Google Patents
Hydraulic control device of hydraulic lap shaver Download PDFInfo
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- CN203114761U CN203114761U CN 201320097024 CN201320097024U CN203114761U CN 203114761 U CN203114761 U CN 203114761U CN 201320097024 CN201320097024 CN 201320097024 CN 201320097024 U CN201320097024 U CN 201320097024U CN 203114761 U CN203114761 U CN 203114761U
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Abstract
The utility model discloses a hydraulic control device of a hydraulic lap shaver. The hydraulic control device of the hydraulic lap shaver comprises a knife roller feeding-retreating braking oil cylinder, a grinding wheel cutter relieving oil cylinder, a triangle belt tensioning oil cylinder, a chrome roller rotary hydraulic motor, a rubber roller rotary hydraulic motor and a roller combining oil cylinder, wherein the knife roller feeding-retreating braking oil cylinder, the grinding wheel cutter relieving oil cylinder, the triangle belt tensioning oil cylinder, the chrome roller rotary hydraulic motor, the rubber roller rotary hydraulic motor and the roller combining oil cylinder are connected on a main oil way in parallel respectively through a control oil way of the knife roller feeding-retreating braking oil cylinder, a control oil way of the grinding wheel cutter relieving oil cylinder, a control oil way of the triangle belt tensioning oil cylinder, a control oil way of the chrome roller rotary hydraulic motor, a control oil way of the rubber roller rotary hydraulic motor and a control oil way of the roller combining oil cylinder. The control oil way of the knife roller feeding-retreating braking oil cylinder and the control oil way of the grinding wheel cutter relieving oil cylinder are respectively provided with a reducing valve and a magnetic exchange valve. A reducing valve is arranged on the control oil way of the triangle belt tensioning oil cylinder. A magnetic exchange valve and a one-way throttle valve are arranged on the control oil way of the chrome roller rotary hydraulic motor. A one-way valve, an energy accumulator and a one-way throttle valve are arranged on the control oil way of the rubber roller rotary hydraulic motor. A reducing valve, a one-way valve, a magnetic exchange valve and a stroke valve are arranged on the control oil way of the roller combining oil cylinder. According to the hydraulic control device of the hydraulic lap shaver, advanced hydraulic elements are adopted. The hydraulic control device of the hydraulic lap shaver has the advantages of being small in size, high in efficiency, long in service life, compact in structure, convenient to operate and the like, and stable product quality is effectively ensured.
Description
Technical field
The utility model relates to the leather machine technical field, relates in particular to a kind of hydraulic shaving machine hydraulic control device.
Background technique
In tanning production, leather is surpassed predetermined thickness with slicer or the mutual discrepant leather of each position thickness is processed, and makes leather reach the requirement of predetermined thickness and uniformity.Slicer is divided into mechanical slicer and hydraulic shaving machine by the kind of drive.The hydraulic shaving machine hydraulic control partly comprises rotor advance and retreat brake cylinder, emery wheel cutter relieving oil cylinder, vee belt tensioner oil cylinder, closes roller oil cylinder, chromium roller rotary hydraulic motor, rubber roll rotary hydraulic motor.Existing hydraulic control system, complex structure, operation inconvenience can not be satisfied user demand fully.
The model utility content
Characteristics such as goal of the invention: at the deficiencies in the prior art, the purpose of this utility model provides a kind of hydraulic shaving machine hydraulic control device, makes it have control conveniently, and is simple in structure guarantee that leather quality is stable.
Technological scheme: in order to realize the foregoing invention purpose, the technical solution adopted in the utility model is as follows:
A kind of hydraulic shaving machine hydraulic control device comprises the control oil circuit by separately and is connected in rotor advance and retreat brake cylinder, emery wheel cutter relieving oil cylinder, vee belt tensioner oil cylinder, chromium roller rotary hydraulic motor, the rubber roll rotary hydraulic motor on the working connection and closes roller oil cylinder; On described rotor advance and retreat brake cylinder control oil circuit, emery wheel cutter relieving oil cylinder control oil circuit is equipped with reduction valve and solenoid directional control valve; Be provided with reduction valve at described vee belt tensioner oil cylinder control oil circuit; Be provided with solenoid directional control valve and one-way throttle valve at described chromium roller rotary hydraulic motor control oil circuit; Be provided with one-way valve, accumulator and one-way throttle valve at described rubber roll rotary hydraulic motor control oil circuit; Be provided with reduction valve, one-way valve, solenoid directional control valve and stroke valve at the described roller oil cylinder control oil circuit that closes.
Be provided with two one-way valves at the described roller oil cylinder control oil circuit that closes, one of them is connected between reduction valve and the solenoid directional control valve, and another is in parallel with the stroke valve.
Describedly respectively control oil circuit and working connection all links to each other with pressure gauge by pressure meter switch.
The controlling method of above-mentioned hydraulic shaving machine hydraulic control device, during machine works, process is as follows:
1) primer fluid press pump, solenoid directional control valve one must not be electric, and working connection hydraulic oil is through reduction valve one, and the right positions of solenoid directional control valve one enters the right chamber of rotor advance and retreat brake cylinder, the promotion piston moves ahead, thereby makes the work of rotor braking device make rotor be stable at the working position; When needs were adjusted the gap of rotor, it is electric that solenoid directional control valve one is got, and pressure oil disconnects, and the rotor braking device is unclamped in the off-load of rotor advance and retreat brake cylinder this moment right chamber hydraulic oil connection fuel tank;
2) behind the hydraulic starting, when closing roller, solenoid directional control valve two, working connection hydraulic oil is through reduction valve two, and solenoid directional control valve two enters the left side of emery wheel cutter relieving oil cylinder, moves after making the piston of emery wheel cutter relieving oil cylinder, drive emery wheel and leave rotor, in order to avoid rotor sustains damage; When opening roller, solenoid directional control valve two dead electricity, the emery wheel off-load, under spring action, emery wheel cutter relieving oil cylinder piston moves to left, and promotes emery wheel near rotor, thereby carries out the grinding of rotor;
3) behind the hydraulic starting, working connection hydraulic oil enters the left chamber of vee belt tensioner oil cylinder through reduction valve three, and the piston of vee belt tensioner oil cylinder moves after driving expansion tightening wheel, makes the vee belt tensioning of rotor transmission;
4) behind the hydraulic starting, solenoid directional control valve three left side coils get electric, and working connection hydraulic oil enters chromium roller motor drive chromium roller motor through solenoid directional control valve three just to be changeed, and the hydraulic oil of the oil hydraulic motor of flowing through enters fuel tank through one-way throttle valve one, solenoid directional control valve three; If will make chromium roller motor counter-rotating, solenoid directional control valve three left side coil losing electricities then, the right side coil gets electric, makes working connection hydraulic oil enter the chromium roller motor through solenoid directional control valve three, one-way throttle valve one and drives the counter-rotating of chromium roller motor;
5) behind the hydraulic starting, working connection hydraulic oil flows into the rubber roll motor through one-way valve one, one-way throttle valve two and drives the rotation of rubber roll motor, flows into fuel tank again;
6) behind the hydraulic starting, solenoid directional control valve four gets electric, and working connection hydraulic oil enters the right chamber of closing roller oil cylinder through reduction valve four, one-way valve two, solenoid directional control valve four, one-way valve three and stroke valve epicoele, closes roller, thereby carries out the shaving of leather; After shaving of leather is finished, solenoid directional control valve four dead electricity, working connection hydraulic oil through reduction valve four, one-way valve two, solenoid directional control valve four, enter the left chamber of closing roller oil cylinder, roller is opened in drive, when opening roller, the roller of compressing stroke valve makes the hydraulic oil that closes the right chamber of roller oil cylinder slowly carry out the transition to cavity of resorption through the epicoele of stroke valve, makes out the roller action obtain buffering.
When machine was not worked, oil hydraulic pump quit work, each solenoid directional control valve dead electricity, and the stroke valve is on positi.
Beneficial effect: compared with prior art, the utility model hydraulic shaving machine hydraulic control device, hydraulic system adopts advanced hydraulic element, have that volume is little, efficient is high, the life-span is long, compact structure, be convenient to advantages such as operation, effectively guarantee constant product quality, therefore can satisfy the processing request of various speed.
Description of drawings
Fig. 1 is the structural representation of hydraulic shaving machine hydraulic control device;
Fig. 2 is the pressure gauge connection diagram of hydraulic shaving machine hydraulic control device.
Embodiment
Below in conjunction with concrete accompanying drawing the utility model is done further explanation.
As depicted in figs. 1 and 2, the hydraulic shaving machine hydraulic control device comprises the control oil circuit by separately and is connected in rotor advance and retreat brake cylinder 3, emery wheel cutter relieving oil cylinder 6, vee belt tensioner oil cylinder 8, chromium roller rotary hydraulic motor 11, the rubber roll rotary hydraulic motor 15 on the working connection and closes roller oil cylinder 19; On rotor advance and retreat brake cylinder control oil circuit, emery wheel cutter relieving oil cylinder control oil circuit is equipped with reduction valve and solenoid directional control valve; Be provided with reduction valve at vee belt tensioner oil cylinder control oil circuit; Be provided with solenoid directional control valve and one-way throttle valve at chromium roller rotary hydraulic motor control oil circuit; Be provided with one-way valve, accumulator and one-way throttle valve at rubber roll rotary hydraulic motor control oil circuit; Be provided with reduction valve, one-way valve, solenoid directional control valve and stroke valve closing roller oil cylinder control oil circuit, this one-way valve has two, and one of them is connected between reduction valve and the solenoid directional control valve, and another is in parallel with the stroke valve.Each controls oil circuit and working connection all links to each other with pressure gauge by pressure meter switch.
The controlling method of above-mentioned hydraulic shaving machine hydraulic control device, during machine works, process is as follows:
1) primer fluid press pump, solenoid directional control valve 1 must not be electric, and working connection hydraulic oil is through reduction valve 1, the right positions of solenoid directional control valve 1 enters rotor advance and retreat brake cylinder 3 right chambeies, the promotion piston moves ahead, and makes the work of rotor braking device, thereby makes rotor be stable at the working position; When needs were adjusted the gap of rotor, it is electric that solenoid directional control valve 1 is got, and pressure oil disconnects, and this moment, rotor advance and retreat brake cylinder 3 right chamber hydraulic oil were communicated with the fuel tank off-load, unclamped the rotor braking device;
2) behind the hydraulic starting, when closing roller, solenoid directional control valve 25, working connection hydraulic oil is through reduction valve 24, and solenoid directional control valve 25 enters the left side of emery wheel cutter relieving oil cylinder 6, moves after making the piston of emery wheel cutter relieving oil cylinder, drive emery wheel and leave rotor, in order to avoid rotor sustains damage; When opening roller, solenoid directional control valve 25 dead electricity, the emery wheel off-load, under spring action, emery wheel cutter relieving oil cylinder 6 pistons move to left, and promote emery wheel near rotor, thereby carry out the grinding of rotor, thereby make the sharpness of rotor constant;
3) behind the hydraulic starting, working connection hydraulic oil enters the left chamber of vee belt tensioner oil cylinder 8 through reduction valve 37, and the piston of vee belt tensioner oil cylinder 8 moves after driving expansion tightening wheel, makes the vee belt tensioning of rotor transmission;
4) behind the hydraulic starting, solenoid directional control valve 39 left side coils get electric, and working connection hydraulic oil enters chromium roller motor 11 drive chromium roller motors through solenoid directional control valve 39 just to be changeed, and the hydraulic oil of the oil hydraulic motor of flowing through enters fuel tank through one-way throttle valve 1, solenoid directional control valve 39; If will make chromium roller motor counter-rotating, solenoid directional control valve 39 left side coil losing electricities then, the right side coil gets electric, makes working connection hydraulic oil enter chromium roller motor 11 through solenoid directional control valve 39, one-way throttle valve 1 and drives the counter-rotating of chromium roller motors; The speed that one-way throttle valve 1 works to regulate chromium roller motor 11 when just changeing;
5) behind the hydraulic starting, working connection hydraulic oil flows into rubber roll motor 15 through one-way valve 1, one-way throttle valve 2 14 and drives the rotation of rubber roll motor, flows into fuel tank again; One-way valve 1 prevents 15 counter-rotatings of rubber roll motor, and one-way throttle valve 2 14 works the rotating speed effect of regulating rubber roll motor 15,13 pressure stabilization functions of accumulator;
6) behind the hydraulic starting, solenoid directional control valve 4 18 gets electric, and working connection hydraulic oil enters the right chamber of closing roller oil cylinder 19 through reduction valve 4 16, one-way valve 2 17, solenoid directional control valve 4 18, one-way valve 3 20 and stroke valve 21 epicoeles, closes roller, thereby carries out the shaving of leather; After shaving of leather is finished, solenoid directional control valve 4 18 dead electricity, working connection hydraulic oil through reduction valve 4 16, one-way valve 2 17, solenoid directional control valve 4 18, enter the left chamber of closing roller oil cylinder 19, roller is opened in drive, when opening roller, the roller of compressing stroke valve 21 makes the hydraulic oil that closes roller oil cylinder 19 right chambeies slowly carry out the transition to cavity of resorption through the epicoele of stroke valve 21, makes out the roller action obtain buffering.One-way valve 17 plays the pressurize effect.
When machine was not worked, oil hydraulic pump quit work, each solenoid directional control valve dead electricity, and stroke valve 21 is on positi.
Pressure gauge 22 and pressure meter switch 23 are for detection of the pressure that reaches debugging working connection and branch oil circuit, normal condition downforce table switch 23 cuts out, when need detect or debug the pressure of certain oil circuit, then open the switch of pressure meter switch 23 correspondences, the force value that just can read certain oil circuit from pressure gauge.
The utility model hydraulic shaving machine hydraulic control device, hydraulic system adopts advanced hydraulic element, have that volume is little, efficient is high, the life-span is long, compact structure, be convenient to advantage such as operation, effectively guarantee constant product quality, therefore can satisfy the processing request of various speed.
Claims (3)
1. hydraulic shaving machine hydraulic control device is characterized in that: comprise the control oil circuit by separately and be connected in rotor advance and retreat brake cylinder (3), emery wheel cutter relieving oil cylinder (6), vee belt tensioner oil cylinder (8), chromium roller rotary hydraulic motor (11), the rubber roll rotary hydraulic motor (15) on the working connection and close roller oil cylinder (19); On described rotor advance and retreat brake cylinders (3) control oil circuit, emery wheel cutter relieving oil cylinder (6) control oil circuit is equipped with reduction valve and solenoid directional control valve; Be provided with reduction valve at described vee belt tensioner oil cylinder (8) control oil circuit; Be provided with solenoid directional control valve and one-way throttle valve at described chromium roller rotary hydraulic motor (11) control oil circuit; Be provided with one-way valve, accumulator (13) and one-way throttle valve at described rubber roll rotary hydraulic motor (15) control oil circuit; Be provided with reduction valve, one-way valve, solenoid directional control valve and stroke valve at described roller oil cylinder (19) the control oil circuit that closes.
2. hydraulic shaving machine hydraulic control device according to claim 1, it is characterized in that: be provided with two one-way valves at described roller oil cylinder (19) the control oil circuit that closes, one of them is connected between reduction valve and the solenoid directional control valve, and another is in parallel with the stroke valve.
3. hydraulic shaving machine hydraulic control device according to claim 1 is characterized in that: describedly respectively control oil circuit and working connection all links to each other with pressure gauge (22) by pressure meter switch (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320097024 CN203114761U (en) | 2013-03-04 | 2013-03-04 | Hydraulic control device of hydraulic lap shaver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320097024 CN203114761U (en) | 2013-03-04 | 2013-03-04 | Hydraulic control device of hydraulic lap shaver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203114761U true CN203114761U (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320097024 Expired - Fee Related CN203114761U (en) | 2013-03-04 | 2013-03-04 | Hydraulic control device of hydraulic lap shaver |
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| CN (1) | CN203114761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133440A (en) * | 2013-03-04 | 2013-06-05 | 扬州扬宝机械有限公司 | Hydraulic control device and hydraulic control method of hydraulic shaving machine |
-
2013
- 2013-03-04 CN CN 201320097024 patent/CN203114761U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133440A (en) * | 2013-03-04 | 2013-06-05 | 扬州扬宝机械有限公司 | Hydraulic control device and hydraulic control method of hydraulic shaving machine |
| CN103133440B (en) * | 2013-03-04 | 2015-04-29 | 扬州扬宝机械有限公司 | Hydraulic control device and hydraulic control method of hydraulic shaving machine |
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| Date | Code | Title | Description |
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| 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: 20130807 Termination date: 20160304 |