CN2235040Y - Horizontal superhigh pressure hydraulic actuator - Google Patents

Abstract

The utility model provides a horizontal superhigh pressure hydraulic actuator. The traditional vertical superhigh pressure hydraulic actuator has the problems of big size, difficult processing, poor accuracy, easy oil leakage, etc. The utility model is characterized in that an electric motor, an oil pump, an oil distributing valve, a stop valve, an overflow valve, a plunger cylinder, an oil tank, an electric appliance box, etc. are combined into the horizontal superhigh pressure hydraulic actuator with fully closed structure. Therefore, the utility model which can be used in various processing situations after equipped with hydraulic tools has the advantages of reasonable structure, compact integration, small size, high energy product, simple processing and production and convenient use.

Description

Horizontal ultrahigh-pressure hydraulic electric plating propulsion

The utility model relates to a kind of ultrahigh-pressure hydraulic electric plating propulsion, particularly relates to a kind of horizontal ultrahigh-pressure hydraulic electric plating propulsion.

Hydraulic power tools is equipped with the hydraulic electric propulsion device and is widely used in various processing operations, and existing hydraulic electric propulsion device all is vertical more, it is big that the hydraulic electric propulsion device of this form occupies the space, manipulate inconvenience, in addition, problems such as the angle of rake pump housing of this hydraulic electric, oil distributing valve and relief valve exist also that complex structure, volume are big, processing difficulties and low precision, and this hydraulic electric propulsion device often has oil leakage phenomenon.

The purpose of this utility model is that a kind of improved horizontal ultrahigh-pressure hydraulic electric plating propulsion will be provided, and not only volume is little for it, and manufacturing is easy and precision is high, and no pipeline connects, full-closed structure, and no oil leakage phenomenon, and, easy to use behind the outfit Hydraulic power tools.

In order to realize above-mentioned purpose, the utility model proposes following design proposal: this horizontal ultrahigh-pressure hydraulic electric plating propulsion has motor, oil pump, plunger case, fuel tank and electrical equipment box etc.The front end of described motor output shaft is equipped with an eccentric wheel, be set with a bearing on it, the front end end is equiped with a bearing, the motor output shaft place is set with an eccentric roller box, one guide pin bushing is installed in the lower end of described eccentric roller box, end, described guide pin bushing upper end inwall is provided with a seal ring, dispose a guide pillar in the guide pin bushing, the end, lower end of eccentric roller box and the end, upper end of oil pump body form and are fixedly connected, the upper end end face of described oil pump body is provided with a seal ring, upper end portion in the oil pump body is equipped with a plunger bushing, be set with the setting sleeve of a band spring on the plunger bushing in the described oil pump body, lay the small plunger of a band spring seat in the plunger bushing, the end, lower end of plunger bushing is provided with a seal ring, middle part in the oil pump body is equipped with an oil distributing valve, underpart in the oil pump body is equipped with one and adjusts screw, on the described adjustment screw, the end, lower end is equipped with a seal ring, the outside, filler opening place of oil pump body underpart is provided with an oil purifier, the ear end face of oil pump body is fixedly connected with plunger case and fuel tank respectively, the sealing assembling, the compound lid place of described plunger case and fuel tank one end is equipped with a seal ring, two sides at oil pump body middle part device respectively have a stop valve and relief valve, and described stop valve and relief valve communicate with fuel tank with oil distributing valve respectively.Described oil distributing valve by the oil distributing valve valve body, be installed in inlet spool, spring, the trim ring in the oil distributing valve valve body, the fuel-displaced spool that is installed in oil distributing valve valve body one side oil outlet place, circular arc leaf spring etc. and formed.Described relief valve by relief valve valve body, the seal ring that is assemblied in filler opening end place in the relief valve valve body, the valve seat that is provided with the hole, guide sleeve, be placed on spool, spring seat in the guide sleeve at valve seat place, be installed in an end of the other end in the relief valve valve body be provided with a groove and the other end has the pressure regulation nail of seal ring, the institutes such as spring that are placed between pressure regulation nail and the spring seat form.

Because the utility model has improved the structure of existing ultrahigh-pressure hydraulic electric plating propulsion, it is horizontal changing vertical, makes ultrahigh-pressure hydraulic electric plating propulsion compact overall structure, and volume is little, the energy product height, and manufacturing is also simple.

Concrete structure of the present utility model is provided by following embodiment and accompanying drawing thereof.

Fig. 1 is the concrete structure schematic representation of horizontal ultrahigh-pressure hydraulic electric plating propulsion of the present utility model.

Fig. 2 is the schematic top plan view of Fig. 1.

Fig. 3 is the schematic representation of the oil distributing valve of horizontal ultrahigh-pressure hydraulic electric plating propulsion of the present utility model.

Fig. 4 is the cross-sectional schematic of the oil distributing valve of horizontal ultrahigh-pressure hydraulic electric plating propulsion of the present utility model.

Fig. 5 is the schematic representation of the relief valve of horizontal ultrahigh-pressure hydraulic electric plating propulsion of the present utility model.

Embodiment to horizontal ultrahigh-pressure hydraulic electric plating propulsion of the present utility model describes in further detail below in conjunction with accompanying drawing.

Horizontal ultrahigh-pressure hydraulic electric plating propulsion of the present utility model is made of motor (1), oil pump, plunger case (2), fuel tank (3) and electrical equipment box etc.

Referring to Fig. 1, described horizontal ultrahigh-pressure hydraulic electric plating propulsion comprises motor (1), the front end of described motor (1) output shaft is equipped with an eccentric wheel (4), be set with a bearing (5) on the described eccentric wheel (4), the front end end of described motor (1) output shaft is equipped with a bearing (6), described motor (1) output shaft place is set with an eccentric roller box (7), the guide pin bushing (8) that has seal ring on the inwall of end, one upper end is installed in the lower end of described eccentric roller box (7), be equipped with a guide pillar (9) in the described guide pin bushing (8), the end, upper end of the end, lower end of described eccentric roller box (7) and oil pump body (10) forms and is fixedly connected, the upper end end face of described oil pump body (10) is equiped with a seal ring, be equiped with a plunger bushing (11) in the upper end portion of described oil pump body (10), be set with a setting sleeve (13) that is placed with spring (12) on the described plunger bushing (11), one small plunger (15) that spring seat (14) are set is installed in the described plunger bushing (11), the end, lower end of described plunger bushing (11) is provided with a seal ring, middle part in the described oil pump body (10) is equipped with an oil distributing valve (16), underpart in the described oil pump body (10) is equipped with on one, the underpart is equiped with a seal ring (17) respectively, (18) adjustment screw (19), the outside, filler opening place of described oil pump body (10) underpart is equiped with an oil purifier (20), the ear end face of described oil pump body (10) respectively and plunger case (2) and fuel tank (3) fitting tight, be fixedly connected, the compound lid (22) of described plunger case (2) and fuel tank (3) one ends locates to be provided with a seal ring (21), and two sides at described oil pump body (10) middle part are equiped with one and the stop valve (23) that communicates with fuel tank (3) of described oil distributing valve (16) respectively, relief valve (24).

With reference to Fig. 2, Fig. 3 and Fig. 4, described oil distributing valve (16) includes in oil distributing valve valve body (25), the described oil distributing valve valve body (25) inlet spool (26) is installed, be placed with a spring (27), trim ring (28) on the upper end end face of described inlet spool (26), the oil outlet place of described oil distributing valve valve body (25) one sides is equipped with a fuel-displaced spool (29) and circular arc leaf spring (30).

Referring to Fig. 5, described relief valve (24) has relief valve valve body (31), the interior filler opening end of described relief valve valve body (31) place is installed on a seal ring, is provided with the valve seat (32) and the guide sleeve (33) in hole, place, valve seat (32) hole device in described guide sleeve (33) has a spool (34), spring seat (35), an end is equipped with end one by one and is provided with a groove in the described relief valve valve body (31), the other end is provided with the pressure regulation nail (36) of seal ring, is mounted with a spring (37) between described pressure regulation nail (36) and the spring seat (35).

During use, motor work, eccentric wheel (4) rotates, eccentric wheel (4) drives guide pillar (9) motion by bearing (5), and small plunger (15) also moves, at this moment, guide pillar (9) and small plunger (15) all are reciprocating, when eccentric wheel (4) makes progress, oil distributing valve (16) district is negative pressure, the inlet spool (26) of oil distributing valve (16) is opened, and at this moment, the oil of fuel tank (3) lining enters the inner chamber of oil distributing valve (16) by oil purifier (20), when eccentric wheel (4) is downward, oil distributing valve (16) district is malleation, and the inlet spool (26) of oil distributing valve (16) is closed, and fuel-displaced spool (29) is opened, at this moment, high pressure oil enters plunger case (2), and makes the plunger in the plunger case (2) pursue into straight line motion, and the fluid,matching press tool carries out various operation processing.

Claims (3)

1. horizontal ultrahigh-pressure hydraulic electric plating propulsion, it is by motor (1), oil pump, plunger case (2), fuel tank (3) and electrical equipment box etc. are formed, the front end that it is characterized in that described motor (1) output shaft is equiped with a suit and the eccentric wheel of bearing (5) (4), the front end end is equiped with a bearing (6), motor (1) output shaft place is set with an eccentric roller box (7), in the lower end of eccentric roller box (7) guide pin bushing (8) that has seal ring on the inwall of end, a upper end is installed, device has a guide pillar (9) in the guide pin bushing (8), the end, lower end of eccentric roller box (7) and the end, upper end of oil pump body (10) are connected and fixed, the upper end end face of oil pump body (10) is provided with a seal ring, be equiped with a plunger bushing (11) in the upper end portion, be set with the setting sleeve (13) of a band spring (12) on it, be equiped with the small plunger (15) of a band spring seat (14) in the plunger bushing (11), the end, lower end of plunger bushing (11) is provided with a seal ring, middle part in the oil pump body (10) is equiped with an oil distributing valve (16), underpart in the oil pump body (10) is equiped with on one, end, lower end configuration seal ring (17), (18) adjustment screw (19), the outside at filler opening place, oil pump body (10) underpart is provided with an oil purifier (20), the ear end face of oil pump body (10) respectively and plunger case (2) and fuel tank (3) sealing assembling, be fixedly connected, the compound lid (21) of plunger case (2) and fuel tank (3) one ends locates to be provided with a seal ring (22), and two sides at oil pump body (10) middle part are equiped with one and the stop valve (23) that communicates with fuel tank (3) of oil distributing valve (16) respectively, relief valve (24).

2. horizontal ultrahigh-pressure hydraulic electric plating propulsion according to claim 1 is characterized in that described oil distributing valve (16) is made up of oil distributing valve valve body (25), inlet spool (26), spring (27), trim ring (28), the fuel-displaced spool (29) that is installed in oil distributing valve valve body (25) one side oil outlet places, the circular arc leaf spring institutes such as (30) of device in the valve body (25) of oil distributing valve.

3. horizontal ultrahigh-pressure hydraulic electric plating propulsion according to claim 1 is characterized in that described relief valve (24) is by relief valve valve body (31), the seal ring at device filler opening end place in the valve body (31) of relief valve, be provided with the valve seat (32) in hole, guide sleeve (33), be placed in the interior spool (34) of guide sleeve (33) that valve seat (32) is located, spring seat (35), an end that is assemblied in the interior the other end of relief valve valve body (31) is provided with a groove and the other end has the pressure regulation nail (36) of seal ring, being placed on spring (37) between pressure regulation nail (36) and the spring seat (35) etc. constitutes.

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