CN208281256U - Hydraulic gear is used in a kind of finishing - Google Patents

Abstract

A kind of finishing hydraulic gear, the utility model relates to transmission mechanism technical field, the output end of motor is fixedly connected with the input terminal of speed reducer；The bottom end of drive rod and one end of eccentrically weighted shaft rotate and connect, and the upper end of drive rod is flexibly connected by cutting with scissors part with active piston；Active piston is movably arranged on the inside of active hydraulic cylinder；The top of active hydraulic cylinder is connected separately with fuel sucking pipe and send oil pipe；The internal slide of Slave cylinder is provided with relay piston；The bottom of Slave cylinder is fixedly installed flowline, the other end of flowline stretches the inside for being located at oil storage pool, and oil drain valve is fixedly installed on flowline, can save more initial driving force outputs, the investment for saving hydraulic pump resource reduces the cost of hydraulic gear；Thrust oil circuit pressure system and pulling force oil circuit pressure oil piping system are separated, so that thrust movement is stronger when shrinking, substantially increase the transmission efficiency of mechanism entirety, practicability is stronger.

Description

Hydraulic gear is used in a kind of finishing

Technical field

The utility model relates to transmission mechanism technical fields, and in particular to hydraulic gear is used in a kind of finishing.

Background technique

Hydraulic drive refers to a kind of kind of drive that energy transmission and control are carried out using liquid as working media, passes in liquid It is different according to its energy transmission form in dynamic, and it is divided into hydraulic power and hydraulic drive, hydraulic drive is the pressure using liquid It can be carried out the kind of drive of energy conversion, mechanically use hydraulic transmission technology, can simplify the structure of machine, mitigate machine Quality, reduce the consumption of material, reduce manufacturing cost, reduce labor intensity, improve the reliability of working efficiency and work, but It is that traditional hydraulic gear has some drawbacks in use, especially in some components for needing to finish In production；Traditional hydraulic gear is needed using hydraulic pumping into hydraulic system, and generally require multiple in transmission Hydraulic pump works at the same time the pressure transmission that can complete hydraulic oil, more wasteful resource, and occupies more hydraulic pump；Tradition Hydraulic gear there is no individual hydraulic return system, cause hydraulic cylinder not strong enough when withdrawing flexible, work It is not very practical under efficiency is relatively low, it would be highly desirable to improve.

Utility model content

The purpose of this utility model is that in view of the drawbacks of the prior art and insufficient, provide that a kind of structure is simple, and design is closed Reason, a kind of finishing hydraulic gear easy to use, can save more initial driving force outputs, save hydraulic pump The investment of resource reduces the cost of hydraulic gear；By thrust oil circuit pressure system and pulling force oil circuit pressure oil piping system It separates, so that thrust movement is stronger when shrinking, substantially increases the transmission efficiency of mechanism entirety, practicability is stronger.

In order to achieve the above purposes, the technical solution adopted by the utility model is: it include motor, speed reducer, eccentrically weighted shaft, Active hydraulic cylinder, Slave cylinder, oil storage pool；The output end of motor is fixedly connected with the input terminal of speed reducer, speed reducer it is defeated Outlet is fixedly connected with one end of eccentrically weighted shaft；The bottom end of drive rod and one end of eccentrically weighted shaft, which rotate, to be connected, drive rod it is upper End is flexibly connected by cutting with scissors part with active piston；Active piston is movably arranged on the inside of active hydraulic cylinder, and active piston Lateral wall is in contact setting with the inner sidewall of active hydraulic cylinder；The top of active hydraulic cylinder is connected separately with fuel sucking pipe and send oil Pipe, the other end of fuel sucking pipe are plugged in oil storage pool, and the other end of oil pipe is sent to connect with Slave cylinder；Fixation is set on fuel sucking pipe It is equipped with No.1 check valve, send and is fixedly installed No. two check valves on oil pipe；The internal slide of Slave cylinder is provided with driven work Plug, the top of relay piston are fixedly connected with output rod, and the outside for being located at Slave cylinder is stretched in the upper end of output rod；From hydrodynamic pressure The bottom of cylinder is fixedly installed flowline, and the other end of flowline stretches the inside for being located at oil storage pool, and is fixedly installed on flowline There is oil drain valve.

Further, the internal diameter of the active hydraulic cylinder is less than the internal diameter of Slave cylinder.

Further, the fuel sucking pipe and oil pipe and the connecting portion of active hydraulic cylinder is sent to be fixedly installed sealing ring； The connecting portion for sending oil pipe and flowline and Slave cylinder is fixedly installed sealing ring.

Further, the eccentrically weighted shaft is made of connecting rod, No.1 adjusting rod, No. two adjusting rods, bull sticks；Connecting rod One end connect with one end of No.1 adjusting rod, the other end of connecting rod is fixedly connected with the output shaft of speed reducer；No.1 is adjusted The other end of bar is hollow structure, and one end of No. two adjusting rods is plugged in the inside of No.1 adjusting rod；The side wall of No.1 adjusting rod It is equipped with card slot, several buckles are embedded on the side wall of No. two adjusting rods, and buckle is mutually connected and fixed with card slot；No. two adjustings Bull stick is vertically and fixedly provided on the side wall of bar, the bottom end rotation of bull stick and drive rod connects.

Further, No. two adjusting rods are hollow structure；The buckle includes button and compressed spring；Button It is embedded on the side wall of No. two adjusting rods, and is clamped by the protrusion of bottom end in button and the inner sidewall of No. two adjusting rods；Button Bottom be equipped with compressed spring, the top of compressed spring is fixedly connected with the bottom of button, the bottom of compressed spring and No. two tune The inner sidewall of pole contradicts setting.

After adopting the above structure, the utility model has the beneficial effect that a kind of finishing described in the utility model with hydraulic Transmission mechanism can save more initial driving force outputs, save the investment of hydraulic pump resource, reduce hydraulic gear Cost；Thrust oil circuit pressure system and pulling force oil circuit pressure oil piping system are separated so that thrust movement shrink when more added with Power substantially increases the transmission efficiency of mechanism entirety, and practicability is stronger, and the utility model has structure simple, and setting rationally, is made Make the advantages such as cost is low.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the attachment structure schematic diagram of the utility model active piston, drive rod and eccentrically weighted shaft.

Fig. 3 is the structural schematic diagram of the eccentrically weighted shaft of the utility model.

Fig. 4 is the structural schematic diagram of the buckle of the utility model.

Description of symbols:

Motor 1, speed reducer 2, eccentrically weighted shaft 3, connecting rod 3-1, No.1 adjusting rod 3-2, No. two adjusting rod 3-3, bull stick 3- 4, it buckles 3-5, button 3-5-1, compressed spring 3-5-2, card slot 3-6, active hydraulic cylinder 4, Slave cylinder 5, oil storage pool 6, pass Lever 7, fuel sucking pipe 8 send oil pipe 9, are 10, No. two check valves 11 of No.1 check valve, output rod 12, flowline 13, oil drain valve 14, close Seal 15, active piston 16, relay piston 17, hinge part 18.

Specific embodiment

The utility model will be further described below with reference to the accompanying drawings.

Referring to as Figure 1-Figure 4, present embodiment the technical solution adopted is that: it include motor 1, speed reducer 2, Eccentrically weighted shaft 3, active hydraulic cylinder 4, Slave cylinder 5, oil storage pool 6；The output end of motor 1 and the input terminal of speed reducer 2 are fixed Welding, one end of the output end and eccentrically weighted shaft 3 of speed reducer 2 are fixedly welded, and speed reducer 2 is able to drive the rotation of eccentrically weighted shaft 3；It passes The bottom end of lever 7 and one end of eccentrically weighted shaft 3 rotate and connect, and the upper end of drive rod 7 passes through 16 activity of hinge part 18 and active piston Connection, hinge part 18 are fixed on the bottom of active piston 16, and hinge part 18 is constituted by wearing shaft among fixing seat；Active piston 16 is living The dynamic inside that active hydraulic cylinder 4 is set, and the lateral wall of active piston 16 is in contact with the inner sidewall of active hydraulic cylinder 4 and sets It sets；The top of active hydraulic cylinder 4 is respectively welded fuel sucking pipe 8 and send oil pipe 9, and the other end of fuel sucking pipe 8 is plugged in oil storage pool 6 It is interior, send the other end of oil pipe 9 to connect with Slave cylinder 5；It is bolted on fuel sucking pipe 8 and is provided with No.1 check valve 10, It send to be bolted on oil pipe 9 and is provided with No. two check valves 11, adverse current can be effectively prevented；The inside of Slave cylinder 5 Sliding is provided with relay piston 17, and top and the output rod 12 of relay piston 17 are fixedly welded, and the upper end of output rod 12, which is stretched, to be located at The outside of Slave cylinder 5, it is convenient to be connect with external agency；The fixed weldering in the bottom of Slave cylinder 5 is equipped with flowline 13, fuel-displaced The other end of pipe 13 stretches the inside for being located at oil storage pool 6, and oil drain valve 14 is fixedly installed on flowline 13.

Further, the internal diameter of the active hydraulic cylinder 4 is less than the internal diameter of Slave cylinder 5, so that active piston 16 It is lighter in compression.

Further, the fuel sucking pipe 8 and the connecting portion of oil pipe 9 and active hydraulic cylinder 4 is sent to set by gluing fixation It is equipped with sealing ring 15；Described send oil pipe 9 and flowline 13 and the connecting portion of Slave cylinder 5 to be fixedly installed by gluing Sealing ring 15 can effectively ensure that the leakproofness inside active hydraulic cylinder 4 and Slave cylinder 5.

Further, the eccentrically weighted shaft 3 is by connecting rod 3-1, No.1 adjusting rod 3-2, No. two adjusting rod 3-3, bull sticks 3-4 is constituted；One end of connecting rod 3-1 is connect with one end of No.1 adjusting rod 3-2, the other end and the speed reducer 2 of connecting rod 3-1 Output shaft is fixedly welded；The other end of No.1 adjusting rod 3-2 is hollow structure, and one end of No. two adjusting rod 3-3 is plugged in No.1 The inside of adjusting rod 3-2；The side wall of No.1 adjusting rod 3-2 is equipped with card slot 3-6, is embedded on the side wall of No. two adjusting rod 3-3 Two buckle 3-5, and buckle 3-5 and card slot 3-6 and mutually connect and fix；Vertical welding is fixed on the side wall of No. two adjusting rod 3-3 There is bull stick 3-4, the bottom end rotation of bull stick 3-4 and drive rod 7 connects, and two buckles, which are arranged, can effectively adjust active piston 16 Stroke, the efficiency for the power that active hydraulic cylinder 4 passes can be adjusted.

Further, No. two adjusting rod 3-3 are hollow structure；The buckle 3-5 includes button 3-5-1 and pressure Contracting spring 3-5-2；Button 3-5-1 is embedded on the side wall of No. two adjusting rod 3-3, and passes through the protrusion of bottom end in button 3-5-1 It is clamped with the inner sidewall of No. two adjusting rod 3-3；The bottom of button 3-5-1 is equipped with compressed spring 3-5-2, compressed spring 3-5-2's Top is fixedly connected with the bottom of button 3-5-1, and the bottom of compressed spring 3-5-2 and the inner sidewall of No. two adjusting rod 3-3 contradict Setting facilitates button 3-5-1 to spring back.

The working principle of this specific embodiment:: when using mechanism, and external electrical by motor 1 and speed reducer 2 first Source connection is powered, and motor 1 drives speed reducer 2 to rotate, and the output shaft of speed reducer 2 drives active piston 16 in active hydraulic cylinder 4 Inside moves up and down, and when active piston 16 moves downward, the oil in oil storage pool 6 is drawn into active hydraulic cylinder 4 by fuel sucking pipe 8 It is interior, when active piston 16 moves upwards, active piston 16 by oil by sending oil pipe 9 to be sent in Slave cylinder 5, to make It obtains relay piston 17 to move upwards, output rod 12 is driven to move upwards；When relay piston 17 moves to top, pass through oil drain valve 14 are returned to oil in oil storage pool 6, that is, complete a hydraulic drive.

After adopting the above structure, present embodiment has the beneficial effect that a kind of finishing described in present embodiment Work hydraulic gear can save more initial driving force outputs, save the investment of hydraulic pump resource, reduce hydraulic The cost of transmission mechanism；Thrust oil circuit pressure system and pulling force oil circuit pressure oil piping system are separated, so that thrust movement is shunk Shi Gengjia is strong, substantially increases the transmission efficiency of mechanism entirety, and practicability is stronger, and the utility model has structure simple, if The advantages that it is reasonable to set, low manufacture cost.

The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model Spirit and scope should all cover in the scope of the claims of the utility model.

Claims (5)

1. a kind of finishing hydraulic gear, it is characterised in that: it includes motor (1), speed reducer (2), eccentrically weighted shaft (3), active hydraulic cylinder (4), Slave cylinder (5), oil storage pool (6)；The output end of motor (1) and the input terminal of speed reducer (2) It is fixedly connected, the output end of speed reducer (2) is fixedly connected with one end of eccentrically weighted shaft (3)；The bottom end of drive rod (7) and bias turn One end of axis (3) rotates connection, and the upper end of drive rod (7) is flexibly connected by cutting with scissors part (18) with active piston (16)；It is actively living Plug (16) is movably arranged on the inside of active hydraulic cylinder (4), and the lateral wall of active piston (16) and active hydraulic cylinder (4) is interior Side wall is in contact setting；The top of active hydraulic cylinder (4) is connected separately with fuel sucking pipe (8) and send oil pipe (9), fuel sucking pipe (8) The other end is plugged in oil storage pool (6), and the other end of oil pipe (9) is sent to connect with Slave cylinder (5)；It is fixed on fuel sucking pipe (8) No.1 check valve (10) are provided with, send and is fixedly installed No. two check valves (11) on oil pipe (9)；The inside of Slave cylinder (5) Sliding be provided with relay piston (17), the top of relay piston (17) is fixedly connected with output rod (12), output rod (12) it is upper Stretch the outside for being located at Slave cylinder (5) in end；The bottom of Slave cylinder (5) is fixedly installed flowline (13), flowline (13) the other end stretches the inside for being located at oil storage pool (6), and oil drain valve (14) are fixedly installed on flowline (13).

2. a kind of finishing hydraulic gear according to claim 1, it is characterised in that: the active hydraulic cylinder (4) internal diameter is less than the internal diameter of Slave cylinder (5).

3. a kind of finishing hydraulic gear according to claim 1, it is characterised in that: the fuel sucking pipe (8) With the connecting portion for sending oil pipe (9) and active hydraulic cylinder (4) and send oil pipe (9) and flowline (13) and Slave cylinder (5) Connecting portion be fixedly installed sealing ring (15).

4. a kind of finishing hydraulic gear according to claim 1, it is characterised in that: the eccentrically weighted shaft (3) it is made of connecting rod (3-1), No.1 adjusting rod (3-2), No. two adjusting rods (3-3), bull stick (3-4)；Connecting rod (3-1) One end is connect with the one end of No.1 adjusting rod (3-2), the other end of connecting rod (3-1) and the fixed company of the output shaft of speed reducer (2) It connects；The other end of No.1 adjusting rod (3-2) is hollow structure, and one end of No. two adjusting rods (3-3) is plugged in No.1 adjusting rod (3- 2) inside；The side wall of No.1 adjusting rod (3-2) is equipped with card slot (3-6), is embedded with number on the side wall of No. two adjusting rods (3-3) A buckle (3-5), and buckle (3-5) and mutually connected and fixed with card slot (3-6)；It is vertically solid on the side wall of No. two adjusting rods (3-3) Surely have bull stick (3-4), the bottom end of bull stick (3-4) and drive rod (7), which rotates, to be connected.

5. a kind of finishing hydraulic gear according to claim 4, it is characterised in that: No. two adjusting rods (3-3) is hollow structure；The buckle (3-5) includes button (3-5-1) and compressed spring (3-5-2)；Button (3-5-1) is embedding It is located on the side wall of No. two adjusting rods (3-3), and passes through the protrusion of the interior bottom end button (3-5-1) and No. two adjusting rods (3-3) Inner sidewall clamping；The bottom of button (3-5-1) is equipped with compressed spring (3-5-2), the top of compressed spring (3-5-2) and button The bottom of (3-5-1) is fixedly connected, and the inner sidewall of the bottom of compressed spring (3-5-2) and No. two adjusting rods (3-3), which contradicts, to be arranged.