阅读说明：本技术 一种液压双缸同步控制系统 (A kind of hydraulic double cylinder synchronous control system ) 是由 颜勇 于 2018-05-22 设计创作，主要内容包括：本发明公开了一种液压双缸同步控制系统,供油设备上部设有活动柱,活动柱套设于供油设备上部,活动柱两侧对称设有固定板,且固定板与活动柱焊接,固定板上表面转动连接液压缸筒底部,液压缸筒下部与供油设备通过耐压伸缩油管连通；所述活动柱上部表面固定连接压力表,液压缸筒内部密封套设有活塞杆。该控制系统通过供油设备将液压油通过耐压伸缩油管与液压缸筒连通,液压油进入液压缸筒内通过液压驱动活塞杆伸缩,左右两侧的液压缸筒内的液压相等,达到同步控制的功能,通过驱动电机带动螺纹杆转动进而带动套环上下移动,套环驱动连杆带动液压缸筒摆动进而实现活塞杆可沿不同角度伸缩,左右两侧的活塞杆摆动角度始终保持同步。(The invention discloses a kind of hydraulic double cylinder synchronous control systems, oil-servicing facilities top is equipped with portable pillar, portable pillar is sheathed on oil-servicing facilities top, portable pillar two sides are symmetrically arranged with fixed plate, and fixed plate and portable pillar are welded, fixed plate upper surface is rotatablely connected hydraulic cylinder bottom, and hydraulic cylinder lower part is connected to oil-servicing facilities by pressure-resistant telescopic oil tube；The portable pillar upper face is fixedly connected with pressure gauge, and hydraulic cylinder inner sealing is arranged with piston rod.Hydraulic oil is passed through pressure-resistant telescopic oil tube by oil-servicing facilities and is connected to hydraulic cylinder by the control system, hydraulic oil enters flexible by hydraulic drive piston bar in hydraulic cylinder, it is hydraulic equal in the hydraulic cylinder of the left and right sides, reach the function of synchronously control, drive threaded rod rotation that lantern ring is driven to move up and down by driving motor, lantern ring drive link drives hydraulic cylinder to swing and then realizes that piston rod can be flexible along different angle, and the piston rod swing angle of the left and right sides remains synchronous.)

1. a kind of hydraulic double cylinder synchronous control system, including oil-servicing facilities (1), exhaust valve (4), hydraulic cylinder (7), sealing ring (9), threaded rod (12), telescopic spring bar (15) and leaf spring (16), which is characterized in that oil-servicing facilities (1) bottom is fixed to be connected It connects pedestal (2), pedestal (2) is in the form of annular discs, and oil-servicing facilities (1) lower sides are connected to exhaust valve (4)；On the oil-servicing facilities (1) Portion is equipped with portable pillar (5), and portable pillar (5) is sheathed on oil-servicing facilities (1) top, and portable pillar (5) two sides are symmetrically arranged with fixed plate (6), and fixed plate (6) and portable pillar (5) are welded, and fixed plate (6) upper surface is rotatablely connected hydraulic cylinder (7) bottom, hydraulic cylinder Cylinder (7) lower part is connected to oil-servicing facilities (1) by pressure-resistant telescopic oil tube；Portable pillar (5) upper face is fixedly connected with pressure Table (8), hydraulic cylinder (7) inner sealing are arranged with piston rod (10)；Portable pillar (5) the upper end spherical bearing is rotatablely connected screw thread Bar (12) lower end, threaded rod (12) upper shaft hold rotation connection backboard (11) upper end, and backboard (12) lower end is fixedly connected with portable pillar (5) back, and threaded rod (12) is threadedly coupled lantern ring (14), lantern ring (14) two sides are rotatablely connected connecting rod (13) lower end respectively, even Bar (13) upper end is rotatablely connected hydraulic cylinder (7) top；Portable pillar (5) the two sides of the bottom lower surface is respectively fixedly connected with spring Telescopic rod (15) upper end, telescopic spring bar (15) lower end are fixedly connected partition panel (17), and portable pillar (5) bottom middle connecting plate Spring (16) upper-center, leaf spring (16) lower end two sides are symmetrically arranged with sliding block (18), and sliding block (18) and leaf spring (16) are rotatablely connected, Sliding block (18) is slidably connected sliding slot.

2. a kind of hydraulic double cylinder synchronous control system according to claim 1, which is characterized in that the hydraulic cylinder (7) Upper port fixed connection and sealing circle (9).

3. a kind of hydraulic double cylinder synchronous control system according to claim 1, which is characterized in that the portable pillar (5) with It is made that fixed plate (6) is all made of steel material.

4. a kind of hydraulic double cylinder synchronous control system according to claim 1, which is characterized in that under the threaded rod (12) End connection driving motor.

5. a kind of hydraulic double cylinder synchronous control system according to claim 1, which is characterized in that the pedestal (2) is circumferential Be equally spaced four threaded holes, and threaded hole internal screw thread is connected and fixed bolt (3).

6. a kind of hydraulic double cylinder synchronous control system according to claim 1, which is characterized in that the sliding slot be set to every Disconnected plate (17) upper surface, partition panel (17) edge is fixedly connected with oil-servicing facilities (1) upper inside wall.

Technical field

The present invention relates to a kind of hydraulic device, specifically a kind of hydraulic double cylinder synchronous control system.

Background technique

Hydraulic cylinder is that hydraulic energy is changed into mechanical energy, does straight reciprocating motion or the hydraulic of pendulum motion executes member Part.Its structure is simple, reliable operation.Deceleration device when realizing reciprocating motion, can be removed from it, and do not have drive gap, Movement is steady, therefore is used widely in the hydraulic system of various machinery.Hydraulic cylinder power output and piston effective area and The pressure difference on its both sides is directly proportional.

Current existing hydraulic cylinder can not complete the function of twin-tub or multi-cylinder synchronous control, need by different fuel feeding System is just achievable, and the difficulty so that hydraulic cylinder multi-cylinder cooperates, structure is complicated, and manufacturing cost is high, and existing multi-cylinder synchronous Control device works without the synchronous hunting of hydraulic cylinder and piston rod mostly, can only realize piston rod it is flexible it is single from It is controlled by degree, narrow application range.

Summary of the invention

The purpose of the present invention is to provide a kind of hydraulic double cylinder synchronous control systems, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the invention provides the following technical scheme:

A kind of hydraulic double cylinder synchronous control system, including oil-servicing facilities, exhaust valve, hydraulic cylinder, sealing ring, threaded rod, spring Telescopic rod and leaf spring, the oil-servicing facilities bottom are fixedly connected with pedestal, and pedestal is in the form of annular discs, oil-servicing facilities lower sides connection row Air valve；The oil-servicing facilities top is equipped with portable pillar, and portable pillar is sheathed on oil-servicing facilities top, and portable pillar two sides are symmetrically arranged with solid Fixed board, and fixed plate and portable pillar are welded, fixed plate upper surface is rotatablely connected hydraulic cylinder bottom, hydraulic cylinder lower part and fuel feeding Equipment passes through pressure-resistant telescopic oil tube connection；The portable pillar upper face is fixedly connected with pressure gauge, hydraulic cylinder inner sealing set Equipped with piston rod；Portable pillar upper end spherical bearing is rotatablely connected threaded rod lower end, and threaded rod upper shaft holds rotation connection backboard Upper end, backboard lower end is fixedly connected with portable pillar back, and threaded rod is threadedly coupled lantern ring, and lantern ring two sides are rotatablely connected connecting rod respectively Lower end, small end are rotatablely connected hydraulic cylinder top；Portable pillar two sides of the bottom lower surface is respectively fixedly connected with spring and stretches Contracting bar upper end, telescopic spring bar lower end are fixedly connected with partition panel, and movable column bottom middle connecting plate spring upper-center, under leaf spring End two sides are symmetrically arranged with sliding block, and sliding block and leaf spring are rotatablely connected, and sliding block is slidably connected sliding slot.

As a further solution of the present invention: the hydraulic cylinder upper port fixed connection and sealing circle.

As the present invention further scheme: it is made that the portable pillar with fixed plate is all made of steel material.

As further scheme of the invention: the threaded rod lower end connects driving motor.

As further scheme of the invention: four threaded holes of the circumferentially equidistant distribution of pedestal, threaded hole internal screw thread It is connected and fixed bolt.

As further scheme of the invention: the sliding slot is set to partition panel upper surface, and partition panel edge is fixed to be connected Connect oil-servicing facilities upper inside wall.

Compared with prior art, the beneficial effects of the present invention are: the control system is passed through hydraulic oil by oil-servicing facilities Pressure-resistant telescopic oil tube is connected to hydraulic cylinder, and hydraulic oil enters flexible by hydraulic drive piston bar in hydraulic cylinder, left and right two It is hydraulic equal in the hydraulic cylinder of side, therefore the collapsing length of left and right two-piston bar remains identical, reaches synchronously control Function drives threaded rod rotation that lantern ring is driven to move up and down, under the lantern ring drive link moved up and down by driving motor End moves up and down, and small end drives hydraulic cylinder to swing and then realizes that piston rod can be flexible along different angle, the left and right sides Piston rod swing angle remains synchronous.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of hydraulic double cylinder synchronous control system.

Fig. 2 is the partial enlarged view of leaf spring and partition panel in hydraulic double cylinder synchronous control system.

Fig. 3 is the top view of pedestal in hydraulic double cylinder synchronous control system.

In figure: 1- oil-servicing facilities；2- pedestal；3- fixing bolt；4- exhaust valve；5- portable pillar；6- fixed plate；7- hydraulic cylinder Cylinder；8- pressure gauge；9- sealing ring；10- piston rod；11- backboard；12- threaded rod；13- connecting rod；14- lantern ring；15- telescopic spring Bar；16- leaf spring；17- partition panel；18- sliding block.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of hydraulic double cylinder synchronous control system, including oil-servicing facilities 1, row Air valve 4, hydraulic cylinder 7, sealing ring 9, threaded rod 12, telescopic spring bar 15 and leaf spring 16；1 bottom of oil-servicing facilities is fixed to be connected Pedestal 2 is connect, pedestal 2 is in the form of annular discs, and four threaded holes of circumferentially equidistant distribution of pedestal 2, threaded hole internal screw thread are connected and fixed bolt 3,1 lower sides of oil-servicing facilities are connected to exhaust valve 4；1 top of oil-servicing facilities is equipped with portable pillar 5, and portable pillar 5 is sheathed on fuel feeding 1 top of equipment, 5 two sides of portable pillar are symmetrically arranged with fixed plate 6, and it is made and solid that portable pillar 5 with fixed plate 6 is all made of steel material Fixed board 6 and portable pillar 5 are welded, and 6 upper surface of fixed plate is rotatablely connected 7 bottom of hydraulic cylinder, 7 lower part of hydraulic cylinder and oil-servicing facilities 1 passes through pressure-resistant telescopic oil tube connection；5 upper face of portable pillar is fixedly connected with pressure gauge 8, and 7 upper port of hydraulic cylinder is fixed Sealing ring 9 is connected, 7 inner sealing of hydraulic cylinder is arranged with piston rod 10, by oil-servicing facilities 1 that hydraulic oil is flexible by pressure resistance Oil pipe is connected to hydraulic cylinder 7, and hydraulic oil enters in hydraulic cylinder 7 to be stretched by hydraulic drive piston bar 10, the left and right sides It is hydraulic equal in hydraulic cylinder 7, therefore the collapsing length of left and right two-piston bar 10 remains identical, reaches the function of synchronously control Energy.

The 5 upper end spherical bearing of portable pillar is rotatablely connected 12 lower end of threaded rod, and 12 upper shaft of threaded rod holds rotation connection back 11 upper end of plate, 12 lower end of backboard is fixedly connected with 5 back of portable pillar, and threaded rod 12 is threadedly coupled lantern ring 14,14 two sides of lantern ring point Not Zhuan Donglianjie 13 lower end of connecting rod, 13 upper end of connecting rod be rotatablely connected 7 top of hydraulic cylinder, 12 lower end of threaded rod connection driving electricity Machine drives the rotation of threaded rod 12 that lantern ring 14 is driven to move up and down by driving motor, and the driving of lantern ring 14 moved up and down connects 13 lower end of bar moves up and down, and 13 upper end of connecting rod drives hydraulic cylinder 7 to swing and then realizes that piston rod 10 can be flexible along different angle, 10 swing angle of piston rod of the left and right sides remains synchronous, and being threadedly coupled has self-locking effect, prevents piston rod 10 by negative Avalanche is generated when load；The 5 two sides of the bottom lower surface of portable pillar is respectively fixedly connected with 15 upper end of telescopic spring bar, telescopic spring bar 15 lower ends are fixedly connected with partition panel 17, and 5 bottom middle connecting plate spring of portable pillar, 16 upper-center, 16 lower end two sides of leaf spring are symmetrical It is provided with sliding block 18, sliding block 18 and leaf spring 16 are rotatablely connected, and sliding block 18 is slidably connected sliding slot, and sliding slot is set to table on partition panel 17 Face, 17 edge of partition panel are fixedly connected with 1 upper inside wall of oil-servicing facilities, generate when hydraulic cylinder 7 and the receiving load of piston rod 10 Vibration drives portable pillar 5 to follow vibration, carries out damping to portable pillar 5 by leaf spring 16 and telescopic spring bar 15, effective protection supplies Oily equipment 1 and hydraulic cylinder 7 and piston rod 10.

The working principle of the invention is: hydraulic oil being passed through pressure-resistant telescopic oil tube by oil-servicing facilities 1 and is connected with hydraulic cylinder 7 Logical, hydraulic oil enters in hydraulic cylinder 7 to be stretched by hydraulic drive piston bar 10, hydraulic in the hydraulic cylinder 7 of the left and right sides It is equal, therefore the collapsing length of left and right two-piston bar 10 remains identical, reaches the function of synchronously control, passes through driving motor band Dynamic threaded rod 12 rotates and then lantern ring 14 is driven to move up and down, and 14 drive link of lantern ring, 13 lower end moved up and down moves up and down, 13 upper end of connecting rod drives hydraulic cylinder 7 to swing and then realizes that piston rod 10 can be flexible along different angle, the piston rod of the left and right sides 10 swing angles remain synchronous, and being threadedly coupled has self-locking effect, prevent piston rod 10 from generating avalanche when being loaded, work as liquid Cylinder pressure cylinder 7 and piston rod 10 generate vibration when bearing load and portable pillar 5 are driven to follow vibration, pass through leaf spring 16 and telescopic spring bar 15 pairs of portable pillars 5 carry out damping, effective protection oil-servicing facilities 1 and hydraulic cylinder 7 and piston rod 10.

It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.