CN209955351U - Hydraulic machine driven by servo motor pump set - Google Patents
Hydraulic machine driven by servo motor pump set Download PDFInfo
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- CN209955351U CN209955351U CN201920268461.5U CN201920268461U CN209955351U CN 209955351 U CN209955351 U CN 209955351U CN 201920268461 U CN201920268461 U CN 201920268461U CN 209955351 U CN209955351 U CN 209955351U
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Abstract
The utility model discloses a servo motor pump package driven hydraulic press, the reciprocating impact tunnel drilling machine comprises a machine body, be equipped with the oil tank on the fuselage, be connected with the servo motor pump package that is used for driving fluid on the oil tank, the servo motor pump package includes synchronous servo motor and the pump body of being connected with synchronous servo motor, still be connected with a plurality of master cylinders on the oil tank, be equipped with the stand on the fuselage, be equipped with the slider on the stand, thereby servo motor pump package drive oil tank fuel feeding, fluid in the oil tank get into the master cylinder and make the slider move down, the slider below still is connected with the return stroke jar, the return stroke jar is connected with the oil tank, through the ascending return stroke of servo motor pump package fuel feeding. In this way, the utility model discloses servo motor pump package driven hydraulic press can reduce area, has reduced the hydraulic press volume, and vibrations, energy consumption and calorific capacity are little, and the fault rate is low.
Description
Technical Field
The utility model relates to a hydraulic press field especially relates to a servo motor pump package driven hydraulic press.
Background
The traditional equipment adopts an accumulator group to provide large flow, ensures the technological speed of the sliding block, and has the working principle that: in the auxiliary time, the common motor pump group always charges and stores energy for the energy accumulator, and when the motor pump group is needed to be used, the energy is released instantly by switching the electromagnetic ball valve. At the moment of releasing the energy accumulator, the traditional equipment has larger vibration, which affects a high-precision sensor and a safety device on the equipment and reduces the performance of the whole machine; because the common motor is always operated and the large-diameter Dg35 proportional valve is used in a throttling mode, the heat productivity of equipment is large, and the model selection of the cooling device is also large.
Because the traditional equipment adopts a three-phase asynchronous motor and a plunger pump, the volume is large, the weight is heavier, a common motor pump set is horizontally installed and is flatly paved on the upper beam, the occupied space is larger, and in addition, an energy accumulator group is required to be placed, and the maintenance space is considered; because the space of the upper platform is insufficient, the electric cabinet adopts a lower-arranged type, and the floor area of the equipment is increased.
Disclosure of Invention
The utility model discloses the main technical problem who solves provides a servo motor pump package driven hydraulic press, can reduce area, has reduced the hydraulic press volume, and vibrations, energy consumption and calorific capacity are little, and the fault rate is low.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a servo motor pump package driven hydraulic press, includes the fuselage, be equipped with the oil tank on the fuselage, be connected with the servo motor pump package that is used for driving fluid on the oil tank, the servo motor pump package includes synchronous servo motor and the pump body of being connected with synchronous servo motor, still be connected with a plurality of master cylinders on the oil tank, be equipped with the stand on the fuselage, be equipped with the slider on the stand, servo motor pump package drive oil tank fuel feeding, thereby fluid in the oil tank gets into the master cylinder and makes the slider move down, the slider below still is connected with the return stroke jar, the return stroke jar is connected with the oil tank, through the servo motor pump package fuel feeding with the ascending return stroke of drive.
In a preferred embodiment of the present invention, the oil in the oil tank enters the main cylinder through the upper chamber oil inlet valve, and the main cylinder drives the slider to move downward.
In a preferred embodiment of the present invention, a lower cavity oil inlet valve and a lower cavity oil discharge valve are connected between the return cylinder and the oil tank, the lower cavity oil inlet valve enables the return cylinder to push the slider to return, and the lower cavity oil discharge valve discharges oil to enable the slider to move downwards.
In a preferred embodiment of the present invention, the number of the master cylinders is 3.
In a preferred embodiment of the present invention, the pump body is a dual internal gear pump or a vane pump.
In a preferred embodiment of the present invention, the body is further provided with an electrical cabinet for controlling the valve body and a control box for controlling the operating condition.
In a preferred embodiment of the present invention, the oil tank is further connected with a valve assembly for controlling the on/off of the oil path.
The utility model has the advantages that: the utility model discloses servo motor pump package driven hydraulic press can reduce area, has reduced the hydraulic press volume, and vibrations, energy consumption and calorific capacity are little, and the fault rate is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic structural diagram of a preferred embodiment of a hydraulic machine driven by a servo motor pump set according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
the parts in the drawings are numbered as follows: 1. the device comprises a machine body, 2, an oil tank, 3, a servo motor pump set, 4, a synchronous servo motor, 5, a pump body, 6, a main cylinder, 7, an upright post, 8, a sliding block, 9, an electrical cabinet, 10, a control box, 11, a valve body assembly, 12 and a return cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, a hydraulic machine driven by a servo motor pump group comprises a machine body 1, an oil tank 2 is arranged on the machine body 1, a servo motor pump group 3 used for driving oil is connected onto the oil tank 2, the servo motor pump group 3 comprises a synchronous servo motor 4 and a pump body 5 connected with the synchronous servo motor 4, a plurality of main cylinders 6 are further connected onto the oil tank 2, an upright post 7 is arranged on the machine body 1, a sliding block 8 is arranged on the upright post 7, the servo motor pump group 3 drives the oil tank 2 to supply oil, the oil in the oil tank 2 enters the main cylinders 6 so as to enable the sliding block 8 to move downwards, a return cylinder 12 is further connected below the sliding block 8, the return cylinder 12 is connected with the oil tank 1, and the sliding block 8 is.
In addition, the oil in the oil tank 2 enters the main cylinder 6 through the upper cavity oil inlet valve, and the main cylinder 6 drives the sliding block 8 to move downwards.
In addition, a lower cavity oil inlet valve and a lower cavity oil outlet valve are connected between the return cylinder 12 and the oil tank 2, oil is fed into the lower cavity oil inlet valve, so that the return cylinder 12 pushes the sliding block 8 to return, and oil is discharged from the lower cavity oil outlet valve, so that the sliding block 8 moves downwards.
In addition, the number of master cylinders 6 is 3.
The pump body 5 is a double internal gear pump or a vane pump.
In addition, the machine body 1 is also provided with an electrical cabinet 9 for controlling the valve body and a control box 10 for controlling the working condition.
In addition, the oil tank 2 is also connected with a valve body assembly 11 for controlling the on-off of an oil path.
The utility model discloses servo motor pump package driven hydraulic press concrete theory of operation as follows: the servo motor pump unit 3 is started, hydraulic oil in the oil tank 2 is sent into the main cylinder 6, the main cylinder 6 is driven to drive the sliding block 8 to move downwards, meanwhile, the return cylinder discharges oil, stepless adjustment of pressure and flow is achieved, and the return cylinder discharges oil through the lower cavity oil discharge valve, so that rapid stepless adjustment is achieved. When the return cylinder 12 drives the slide block 8 to return, the rotation speed of the servo synchronous servo motor 4 is adjustable, and the slide block speed is stepless adjustable.
Be different from prior art, the utility model discloses servo motor pump package driven hydraulic press can reduce area, has reduced the hydraulic press volume, and vibrations, energy consumption and calorific capacity are little, and the fault rate is low.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a servo motor pump package driven hydraulic press, its characterized in that, includes the fuselage, be equipped with the oil tank on the fuselage, be connected with the servo motor pump package that is used for driving fluid on the oil tank, the servo motor pump package includes synchronous servo motor and the pump body of being connected with synchronous servo motor, still be connected with a plurality of master cylinders on the oil tank, be equipped with the stand on the fuselage, be equipped with the slider on the stand, servo motor pump package drive oil tank fuel feeding, thereby fluid in the oil tank gets into the master cylinder and makes the slider move down, the slider below still is connected with the return stroke jar, the return stroke jar is connected with the oil tank, through the ascending return stroke of servo motor pump package fuel feeding in order.
2. The servo motor-pump set driven hydraulic machine as recited in claim 1, wherein the oil in the oil tank enters the main cylinder through the upper cavity oil inlet valve, and the slide block is driven to move downwards through the main cylinder.
3. The servo motor-pump set driven hydraulic machine according to claim 2, wherein a lower cavity oil inlet valve and a lower cavity oil outlet valve are connected between the return cylinder and the oil tank, the lower cavity oil inlet valve enables the return cylinder to push the sliding block to return, and the lower cavity oil outlet valve enables the sliding block to move downwards through oil outlet.
4. Servo motor-pump group driven hydraulic machine according to claim 1, characterized in that the number of master cylinders is 3.
5. Servo-motor-pump-group-driven hydraulic machine according to claim 1, characterized in that the pump body is a double internal gear pump or a vane pump.
6. The servo motor-pump group driven hydraulic machine as claimed in claim 1, characterized in that an electrical cabinet for controlling the valve body and a control box for controlling the working condition are further arranged on the machine body.
7. The servo motor-pump group driven hydraulic machine as claimed in claim 1, wherein a valve body assembly for controlling the on-off of an oil path is further connected to the oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268461.5U CN209955351U (en) | 2019-03-04 | 2019-03-04 | Hydraulic machine driven by servo motor pump set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268461.5U CN209955351U (en) | 2019-03-04 | 2019-03-04 | Hydraulic machine driven by servo motor pump set |
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| Publication Number | Publication Date |
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| CN209955351U true CN209955351U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920268461.5U Active CN209955351U (en) | 2019-03-04 | 2019-03-04 | Hydraulic machine driven by servo motor pump set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795149A (en) * | 2019-03-04 | 2019-05-24 | 无锡市鹏达海卓智能装备有限公司 | The hydraulic press of servo motor pump group driving |
-
2019
- 2019-03-04 CN CN201920268461.5U patent/CN209955351U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795149A (en) * | 2019-03-04 | 2019-05-24 | 无锡市鹏达海卓智能装备有限公司 | The hydraulic press of servo motor pump group driving |
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| CP02 | Change in the address of a patent holder |
Address after: 214000 No.1, Zhenye Road, Qianzhou supporting area, Huishan District, Wuxi City, Jiangsu Province Patentee after: WUXI PENGDA HAIZHUO INTELLIGENT EQUIPMENT Co.,Ltd. Address before: No. 1 Zhenye Road, Qianzhou Complementary District, Huishan District, Changzhou City, Jiangsu Province, 214000 Patentee before: WUXI PENGDA HAIZHUO INTELLIGENT EQUIPMENT Co.,Ltd. |