CN201921952U - Touch-press type oil way control valve with single rod valve core for steel bar straightening hydraulic cut-off machine - Google Patents
Touch-press type oil way control valve with single rod valve core for steel bar straightening hydraulic cut-off machine Download PDFInfo
- Publication number
- CN201921952U CN201921952U CN201020684072XU CN201020684072U CN201921952U CN 201921952 U CN201921952 U CN 201921952U CN 201020684072X U CN201020684072X U CN 201020684072XU CN 201020684072 U CN201020684072 U CN 201020684072U CN 201921952 U CN201921952 U CN 201921952U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- hydraulic cylinder
- valve body
- oil
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Shearing Machines (AREA)
Abstract
The utility model relates to a touch-press type oil way control valve with a single rod valve core for a steel bar straightening hydraulic cut-off machine, comprising a machine frame and a hydraulic cylinder; the hydraulic cylinder is fixed on the machine frame by hydraulic cylinder fixing bolts; a reset spring and a hydraulic piston are arranged in the hydraulic cylinder; a base is fixed at the upper end of the hydraulic cylinder, a support plate is fixed at the left side of the upper end of the base, and a valve body is fixed at the right side of the upper end of the base; the upper half part of the support plate is fixed with a movable connecting rod plate and a touch-press rocker arm by a fulcrum pin shaft, the movable connecting rod plate and the touch-press rocker arm are respectively positioned at the front and the rear surfaces of the support plate, a tension spring is arranged between the lower end of the touch-press rocker arm and the upper end of the valve body, and a valve core is arranged in the valve body; and the lower end of the movable connecting rod plate is connected with a valve core connecting plate by a first pin shaft, and the valve core connecting plate is connected with the valve core by a second pin shaft installed in a long groove. The beneficial effects are as follows: the touch-press type oil way control valve with a single rod valve core can frequently operate for long time to ensure the hydraulic oil to be at normal temperature, a hydraulic system can operate quickly and automatically, so that the steel bars can be cut off in consistent length by the equipment, and the accuracy is high.
Description
Technical field
The utility model relates to hydraulic pressure cutting machine Architectural Equipment, relates in particular to a kind of bar straightening hydraulic pressure cutting machine bruising formula single lever valves core oil road control valve.
Background technology
The concrete-bar straightening-cutting machine equipment that uses on the existing building trade is divided into two kinds of mechanical aligning cutting-off device and hydraulic pressure aligning cutting-off devices usually, the machinery aligning cutting-off device is owing to be the mechanical part structure, noise is big during operation, operational failure is many and the energy consumption height, so be difficult to obtain people's acceptance.So the hydraulic pressure aligning cutting-off device occurred.But the hydraulic pressure aligning cutting-off device above the existing market generally is to use lead limit switch, the time relay and some industrial electrical equipments to come oil circuit control, lead limit switch, the time relay usually appear under situation about working long hours and the industrial electrical equipment frequency of utilization is too high and service behaviour instability, fault that cause are too much, make that the impulsive force of hydraulic system is excessive, cause the temperature of hydraulic oil too high, produce the pressure defectives such as shearing length is inaccurate that go down.
The utility model content
The purpose of this utility model provides a kind of bar straightening hydraulic pressure cutting machine bruising formula single lever valves core oil road control valve of high stability, to solve the too high problem of hydraulic fluid temperature that hydraulic system is caused by lead limit switch, the time relay and industrial electrical equipment fault in working long hours.
The purpose of this utility model is achieved through the following technical solutions:
A kind of bar straightening hydraulic pressure cutting machine bruising formula single lever valves core oil road control valve, comprise frame and hydraulic cylinder, hydraulic cylinder is fixed on the frame by the hydraulic cylinder set bolt, be provided with back-moving spring and hydraulic piston in the described hydraulic cylinder, the hydraulic cylinder upper end is fixed with base, left side, base upper end is fixed with support plate, and right side, base upper end is fixed with valve body.
Fixedly movable rod plate and bruising rocking arm and movable rod plate and bruising rocking arm lay respectively at the front and back of support plate to described support plate the first half by fulcrum pin axle, be provided with tension spring between described bruising rocking arm lower end and the valve body upper end, be provided with spool in the valve body, spool one end extends valve body and is provided with by the fixing movable sleeve of the 3rd bearing pin.
The movable rod plate is provided with and connects the electromagnet tie rod holes, and movable rod plate lower end connects the spool connecting plate by first bearing pin, and the spool connecting plate is provided with elongated slot and connects spool by second bearing pin that is installed in the elongated slot.Stroke lever is locked by set bolt in the hydraulic piston outer end, and stroke rod end place is provided with stroke adjustment screw and the stroke jam nut that cooperatively interacts.The valve body both sides are equipped with oil return opening, and oil-out one termination is toward the valve body upper end, and the oil-out other end is access to hydraulic cylinder, and oil-feed port is access to hydraulic pump.
The beneficial effects of the utility model are: the stroke bruising is steady, accurate, impulsive force is little, hydraulic system can frequent for a long time work and is guaranteed that the temperature of hydraulic oil is normal, has solved the too high problem of hydraulic fluid temperature that hydraulic system is caused by lead limit switch, the time relay and industrial electrical equipment fault in working long hours.Hydraulic system running automatically rapidly makes equipment shearing length unanimity each time, degree of accuracy height.
Description of drawings
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the front view of the described bar straightening hydraulic pressure of the utility model embodiment cutting machine bruising formula single lever valves core oil road control valve;
Fig. 2 is the rearview of the described bar straightening hydraulic pressure of the utility model embodiment cutting machine bruising formula single lever valves core oil road control valve;
Fig. 3 is the working state schematic representation of the described bar straightening hydraulic pressure of the utility model embodiment cutting machine bruising formula single lever valves core oil road control valve.
Among the figure:
1, frame; 2, hydraulic cylinder; 3, hydraulic piston; 4, back-moving spring; 5, hydraulic cylinder set bolt; 6, base plate; 7, support plate; 8, spool connecting plate; 9, first bearing pin; 10, movable rod plate; 11, fulcrum pin axle; 12, bruising rocking arm; 13, connect the electromagnet tie rod holes; 14, stroke adjustment screw; 15, stroke jam nut; 16, valve body; 17, spool; 18, set bolt; 19, stroke lever; 20, second bearing pin; 21, movable sleeve; 22, the 3rd bearing pin; 23, tension spring; 24, elongated slot; 25, oil return opening; 26, oil-out; 27, oil-feed port.
The specific embodiment
See figures.1.and.2, the described bar straightening hydraulic pressure of the utility model embodiment cutting machine bruising formula single lever valves core oil road control valve, comprise frame 1 and hydraulic cylinder 2, hydraulic cylinder 2 is fixed on the frame 1 by hydraulic cylinder set bolt 5, be provided with back-moving spring 4 and hydraulic piston 3 in the described hydraulic cylinder 2, hydraulic cylinder 2 upper ends are fixed with base 6, and left side, base 6 upper ends is fixed with support plate 7, and right side, base 6 upper end is fixed with valve body 16.Fixedly movable rod plate 10 and bruising rocking arm 12 and movable rod plate 10 and bruising rocking arm 12 lay respectively at the front and back of support plate 7 to described support plate 7 the first half by fulcrum pin axle 11, be provided with tension spring 23 between described bruising rocking arm 12 lower ends and valve body 16 upper ends, be provided with spool 17 in the valve body 16, spool 17 1 ends extend valve body 16 and are provided with the movable sleeve of fixing by the 3rd bearing pin 22 21.Movable rod plate 10 is provided with and connects electromagnet tie rod holes 13, and movable rod plate 10 lower ends connect spool connecting plate 8 by first bearing pin 9, and spool connecting plate 8 is provided with elongated slot 24 and connects spool 17 by second bearing pin 20 that is installed in the elongated slot 24.Hydraulic piston 3 outer ends are by set bolt 18 locking stroke levers 19, and stroke lever 19 end places are provided with stroke adjustment screw 14 and the stroke jam nut 15 that cooperatively interacts.Valve body 16 both sides are equipped with oil return opening 25, and oil-out 26 1 terminations are toward valve body 16 upper ends, and oil-out 26 other ends are access to hydraulic cylinder 2, and oil-feed port 27 is access to hydraulic pump.
When straightening hydraulic pressure cutting machine connection power supply was prepared to carry out work, oil passage control valve core 17 and hydraulic piston 3 were in state illustrated in figures 1 and 2, because hydraulic system is in holding state, oil-feed port 27 directly leads to oil return opening 25 off-loads to hydraulic oil.
With reference to Fig. 3, according to hydraulic piston 3 cut-out stroke adjustment screws 14 and after locking stroke jam nut 15, the electromagnet energize drives movable rod plate 10, under its effect, be moved to the left by spool connecting plate 8 pulling spools 17, spool 17 was blocked two oil return openings 25 and was made hydraulic oil lead to oil-out 26 to hydraulic cylinder 2 from oil-feed port 27, hydraulic piston 3 operate as normal this moment.When hydraulic oil promotion this moment hydraulic piston 3 moves to the cut-out stroke of setting together with stroke lever 19, stroke adjustment screw 14 is run into the upper end of bruising rocking arm 12, the lower end of bruising rocking arm 12 is pushed back spool 17 to the right, this moment, hydraulic cylinder 2 interior back-moving springs 4 played effect simultaneously, this moment, two oil return openings 25 were also opened simultaneously, make past oil return opening 25 off-loads of hydraulic oil of oil-feed port 27 and the hydraulic oil of hydraulic cylinder 2 be discharged into oil return opening 25, thereby make hydraulic piston 3 get back to the origin-location from oil-out 26.
The utility model is formed the single pole oil passage control valve by single pole spool 17 and valve body 16 cleverly with hydraulic pressure fuel feeding, off-load, hydraulic cylinder 2 oil extractions, make that valve body 16 interior oil circuit latus rectums are big, unimpeded, the oil circuit resistance is few, and the fuel feeding of oil passage control valve, emptying, hydraulic cylinder 2 oil extractions are passed through 17 side-to-side movements of single pole spool, thereby are made hydraulic oil obtain the oil circuit of different operating.The stroke bruising of this bruising formula single pole oil passage control valve steadily, accurately, impulsive force is little, hydraulic system can frequent for a long time work and guarantee that the temperature of hydraulic oil is normal.Hydraulic system running automatically rapidly makes equipment shearing length unanimity each time, degree of accuracy height.The utility model can also be installed overflow valve on valve body 16, overflow valve can play overload protective function effectively.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but on its shape or structure, do any variation; every have identical with a application or akin technical scheme, all belongs to protection domain of the present utility model.
Claims (1)
1. bar straightening hydraulic pressure cutting machine bruising formula single lever valves core oil road control valve, comprise frame (1) and hydraulic cylinder (2), hydraulic cylinder (2) is fixed on the frame (1), it is characterized in that: be provided with back-moving spring (4) and hydraulic piston (3) in the described hydraulic cylinder (2), hydraulic cylinder (2) upper end is fixed with base (6), left side, base (6) upper end is fixed with support plate (7), and right side, base (6) upper end is fixed with valve body (16); Described support plate (7) the first half is passed through fulcrum pin axle (11) fixedly movable rod plate (10) and bruising rocking arm (12), movable rod plate (10) and bruising rocking arm (12) lay respectively at the front and back of support plate (7), be provided with tension spring (23) between described bruising rocking arm (12) lower end and valve body (16) upper end, be provided with spool (17) in the valve body (16), spool (17) one ends extend valve body (16) and are provided with by the fixing movable sleeve (21) of the 3rd bearing pin (22); Movable rod plate (10) is provided with and connects electromagnet tie rod holes (13), movable rod plate (10) lower end connects spool connecting plate (8) by first bearing pin (9), and spool connecting plate (8) is provided with elongated slot (24) and connects spool (17) by second bearing pin (20) that is installed in the elongated slot (24); Hydraulic piston (3) outer end is by set bolt (18) locking stroke lever (19), and stroke lever (19) end place is provided with stroke adjustment screw (14) and the stroke jam nut (15) that cooperatively interacts; Valve body (16) both sides are equipped with oil return opening (25), and oil-out (26) one terminations are toward valve body (16) upper end, and oil-out (26) other end is access to hydraulic cylinder (2), and oil-feed port (27) is access to hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020684072XU CN201921952U (en) | 2010-12-28 | 2010-12-28 | Touch-press type oil way control valve with single rod valve core for steel bar straightening hydraulic cut-off machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020684072XU CN201921952U (en) | 2010-12-28 | 2010-12-28 | Touch-press type oil way control valve with single rod valve core for steel bar straightening hydraulic cut-off machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201921952U true CN201921952U (en) | 2011-08-10 |
Family
ID=44425822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020684072XU Expired - Fee Related CN201921952U (en) | 2010-12-28 | 2010-12-28 | Touch-press type oil way control valve with single rod valve core for steel bar straightening hydraulic cut-off machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201921952U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722051A (en) * | 2013-12-03 | 2014-04-16 | 山东金阳矿业集团有限公司 | Anchor stock straightening device |
| CN106111850A (en) * | 2016-07-19 | 2016-11-16 | 尚成荣 | A kind of copper cash molding delays time to control hydraulic cutter structure |
-
2010
- 2010-12-28 CN CN201020684072XU patent/CN201921952U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722051A (en) * | 2013-12-03 | 2014-04-16 | 山东金阳矿业集团有限公司 | Anchor stock straightening device |
| CN106111850A (en) * | 2016-07-19 | 2016-11-16 | 尚成荣 | A kind of copper cash molding delays time to control hydraulic cutter structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203247047U (en) | Hydraulic two-column lifting machine | |
| CN202851480U (en) | Cooling bed skirting board hydraulic control device | |
| CN201921952U (en) | Touch-press type oil way control valve with single rod valve core for steel bar straightening hydraulic cut-off machine | |
| CN104209575A (en) | Open and stop formula steel sheet sample intelligence environmental protection shearing equipment | |
| CN201324961Y (en) | Supporting device of plate shearing machine | |
| CN201137603Y (en) | Large-sized shearing machine hydraulic controlling valve group | |
| CN204843458U (en) | Right angle gear reduction box bearing pressure equipment special plane | |
| CN204248067U (en) | A kind of lower cut hydraulic plate shears | |
| CN203308825U (en) | Automatic precise neutral position return double extension lever cylinder | |
| CN205147453U (en) | Two -way reinforcement formula flying shear of voussoir | |
| CN203717500U (en) | Plate shearing synchronous hydraulic control system based on double-output-shaft motor | |
| CN201189577Y (en) | Gate type shearing mahcine using return hydraulic cylinder | |
| CN204985168U (en) | Detection apparatus for hydraulic manifold block is gently pushed down to conticaster | |
| CN202357400U (en) | Open-close die hydraulic loop of injection molding machine | |
| CN204625948U (en) | The stylet motion mechanism of warp knitting machine | |
| CN204053069U (en) | Open and stop formula steel sheet sample intelligence environmental protection shearing equipment | |
| CN104191027B (en) | Hydraulic system of cutting machine | |
| CN205723316U (en) | Hydraulic pressure spring operating mechanism | |
| CN201884770U (en) | Fixed hydraulic actuator of quick shutoff valve | |
| CN208763805U (en) | A kind of Kaplan turbine crosshead | |
| CN2769328Y (en) | Hydraulic control system for multi-hammer head crusher | |
| CN218806838U (en) | GDX2 hard box packagine machine group inside casing paper clutch device | |
| CN201350525Y (en) | Slide carriage antiskid mechanism of vertical broaching machine | |
| CN204644634U (en) | Industrial sewing machine side draught cutting facility | |
| CN204878115U (en) | Hydraulic pressure headstock gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20141228 |
|
| EXPY | Termination of patent right or utility model |