Hydraulic power device and rubber pressing equipment

Abstract

The utility model provides a hydraulic power device and rubber pressing equipment. The hydraulic power device comprises a device body, a power mechanism and a control mechanism. The device main body is provided with an oil storage part for storing hydraulic oil, one side of the oil storage part is provided with a connecting butterfly valve, and the oil storage part is provided with a first oil return port; an oil suction port of the power mechanism is connected to the connecting butterfly valve, and an oil outlet of the power mechanism is provided with a first oil outlet pipeline; the control mechanism is connected with the oil storage part, the first oil outlet pipeline is connected to an oil inlet of the control mechanism, the control mechanism is provided with a first flow electromagnetic directional valve and a second flow electromagnetic directional valve which are connected, the first flow electromagnetic directional valve is used for being connected with a downward pressing oil cylinder of the machine body, and the second flow electromagnetic directional valve is used for being connected with a horizontal oil cylinder of the machine body. An oil outlet of the control mechanism is provided with a second oil outlet pipeline, and the second oil outlet pipeline is connected to the first oil return opening. By means of the hydraulic power device, the rubber pressing equipment can press multiple types of rubber products.

Description

TECHNICAL FIELD

[0001] The present disclosure relates to the technical field of rubber pressing equipment, in particular to a hydraulic power device and a rubber pressing equipment. BACKGROUND

[0002] The rubber pressing equipment is an industrial equipment that processes rubber into a desired shape and size by applying pressure and forming through a corresponding mold. The rubber pressing equipment is widely used in the fields of automobile manufacturing, electronic products, aerospace, industrial products, medical supplies and sports equipment. The rubber pressing equipment is composed of a hydraulic power device and a machine body, the hydraulic power device is connected with the machine body, and the hydraulic power device is used to provide power for pressing rubber.

[0003] The related art rubber pressing equipment includes a rack, an operating table, a lifting conveying device and a pressing device, the operating table, the lifting conveying device and the pressing device are all connected with the rack; the pressing device includes a support rod body, a hydraulic oil cylinder, a connecting flange and a lower pressing plate body, the support rod body is connected with the operating table, the hydraulic oil cylinder is connected with the connecting flange, the hydraulic oil cylinder is connected with the support rod body, and the connecting flange is connected with the lower pressing plate body, so that the hydraulic oil cylinder provides power to drive the lower pressing plate body to press the rubber, such as the Chinese patent with the patent number CN213500391U.

[0004] However, since the hydraulic oil cylinder provides power to drive the lower pressing plate body to press the rubber, that is, the hydraulic oil cylinder drives the lower pressing plate body to press down through the connecting flange, so that the hydraulic oil cylinder and the connecting flange jointly constitute a hydraulic power mechanism, so that the power provided by the hydraulic power mechanism is converted into the pressure when the lower pressing plate body presses the rubber; different rubber products require different pressing pressures, so that the hydraulic power mechanism needs to provide different power, the power adjustment of the hydraulic power mechanism is adjusted by the oil volume change of the hydraulic oil cylinder, the oil volume change range of the hydraulic oil cylinder is small, so that the power adjustment range of the hydraulic power mechanism is small, so that the pressing pressure adjustment range of the rubber pressing equipment is small, so that the rubber pressing equipment can press a small variety of rubber products. UTILITY MODEL CONTENT

[0005] The purpose of the present disclosure is to overcome the deficiencies in the prior art, and to provide a hydraulic power device and a rubber pressing equipment that can press a large variety of rubber products.

[0006] The purpose of the present disclosure is achieved by the following technical solutions:

[0007] A hydraulic power device for connecting with a machine body, comprising:

[0008] A device body is used for connecting with the machine body, the device body is provided with an oil storage part for storing hydraulic oil, one side of the oil storage part is provided with a connecting disc valve, and the oil storage part is provided with a first oil return port;

[0009] A power mechanism is connected with the device body, an oil suction port of the power mechanism is connected with the connecting disc valve, and an oil outlet of the power mechanism is provided with a first oil outlet pipeline;

[0010] A control mechanism is connected with the oil storage part, the first oil outlet pipeline is connected with an oil inlet of the control mechanism, the control mechanism is provided with a first flow electromagnetic reversing valve and a second flow electromagnetic reversing valve connected with each other, a flow of the first flow electromagnetic reversing valve is greater than that of the second flow electromagnetic reversing valve, the first flow electromagnetic reversing valve is used for connecting with a lower pressing oil cylinder of the machine body, the second flow electromagnetic reversing valve is used for connecting with a horizontal oil cylinder of the machine body, and an oil outlet of the control mechanism is provided with a second oil outlet pipeline connected with the first oil return port.

[0011] In one of the embodiments, the device body is provided with a containing area, and the connecting disc valve is located in the containing area; the power mechanism is located in the containing area and connected with the device body, and the control mechanism is located outside the containing area, so that the first oil outlet pipeline extends out of the containing area and is connected with the oil inlet of the control mechanism.

[0012] In one of the embodiments, the power mechanism comprises a servo motor, a mounting seat and a pump body, the servo motor is mounted on the mounting seat, the servo motor is connected with the pump body, and the mounting seat is connected with the device body; an oil suction port of the pump body is connected with the connecting disc valve, and an oil outlet of the pump body is provided with the first oil outlet pipeline.

[0013] In one of the embodiments, the hydraulic power device further comprises a cooling mechanism, the cooling mechanism is connected with the oil storage part, the second oil outlet pipeline is connected with an oil inlet of the cooling mechanism, an oil outlet of the cooling mechanism is provided with a third oil outlet pipeline, and the third oil outlet pipeline is connected with the first oil return port.

[0014] In one of the embodiments, the hydraulic power device further comprises an oil return filter, the oil return filter is arranged on the first oil return port and connected with the oil storage part, so that an oil outlet of the oil return filter is in communication with the first oil return port, and the third oil outlet pipeline is connected with an oil inlet of the oil return filter.

[0015] In one of the embodiments, the control mechanism is further provided with a pressure gauge, and the pressure gauge is arranged adjacent to the first flow electromagnetic reversing valve.

[0016] In one of the embodiments, the oil storage part is further provided with a liquid level meter, which is arranged adjacent to the connecting disc valve.

[0017] In one of the embodiments, the hydraulic power device further comprises an air filter, which is connected with the oil storage part.

[0018] In one of the embodiments, the hydraulic power device further comprises a terminal box, which is connected with the oil storage part.

[0019] A rubber pressing device, comprising a machine body and the hydraulic power device according to any one of the above embodiments, wherein the hydraulic power device is connected with the machine body, the machine body is provided with a down-pressing oil cylinder and a horizontal oil cylinder, the first flow electromagnetic reversing valve is connected with the down-pressing oil cylinder, and the second flow electromagnetic reversing valve is connected with the horizontal oil cylinder.

[0020] Compared with the prior art, the present disclosure has at least the following advantages:

[0021] 1. The device body is provided with an oil storage part for storing hydraulic oil, one side of the oil storage part is provided with a connecting disc valve, the oil suction port of the power mechanism is connected to the connecting disc valve, so that the hydraulic oil flows into the power mechanism, the oil outlet of the power mechanism is provided with a first oil outlet pipeline, the first oil outlet pipeline is connected to the oil inlet of the control mechanism, so that the power mechanism pumps the hydraulic oil into the control mechanism, the control mechanism is provided with a first flow electromagnetic reversing valve and a second flow electromagnetic reversing valve connected thereto, the first flow electromagnetic reversing valve is used to be connected with the down-pressing oil cylinder of the machine body, so that the first flow electromagnetic reversing valve is used to open or close the oil circuit of the down-pressing oil cylinder, to realize the oil amount change regulation of the down-pressing oil cylinder, and the down-pressing oil cylinder is used to press down the rubber product; the second flow electromagnetic reversing valve is used to be connected with the horizontal oil cylinder of the machine body, so that the second flow electromagnetic reversing valve is used to open or close the oil circuit of the horizontal oil cylinder, to realize the oil amount change regulation of the horizontal oil cylinder, and the horizontal oil cylinder is used to horizontally push out the rubber product.

[0022] 2. Since the pressing cylinder is used to press rubber products, the hydraulic power unit controls the pressing cylinder to press rubber products through the first flow solenoid directional valve. The first flow solenoid directional valve is used to open or close the oil circuit of the pressing cylinder, realizing the adjustment of the oil volume of the pressing cylinder. The first flow solenoid directional valve is used to expand the range of oil volume variation of the pressing cylinder, so that the oil volume variation range of the pressing cylinder is large under the action of the first flow solenoid directional valve. This solves the problem of the small oil volume variation range of hydraulic cylinders in the prior art, that is, it avoids the problem of the small power adjustment range of hydraulic power mechanisms in the prior art. This makes the power adjustment range of the hydraulic power unit under the action of the first flow solenoid directional valve large. The power provided by the hydraulic power unit can be converted into the pressing pressure of the rubber pressing equipment, so that the pressing pressure adjustment range of the rubber pressing equipment is large, thus enabling the rubber pressing equipment to press a wide variety of rubber products. Attached Figure Description

[0023] To more clearly illustrate the technical solutions of the embodiments of this disclosure, the accompanying drawings used in the embodiments will be briefly described below. It should be understood that the following drawings only show some embodiments of this disclosure and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0024] Figure 1 This is a schematic diagram of the structure of a hydraulic power device according to one embodiment;

[0025] Figure 2 for Figure 1 A schematic diagram of the hydraulic power unit from another perspective;

[0026] Figure 3 for Figure 1 A schematic diagram of the hydraulic power unit from one perspective;

[0027] Figure 4 This is a schematic diagram of a hydraulic power device according to one embodiment. Detailed Implementation

[0028] To facilitate understanding of this disclosure, a more complete description will be given below with reference to the accompanying drawings, which illustrate preferred embodiments of the present disclosure. However, this disclosure can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure.

[0029] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly attached to the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only possible implementation.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this disclosure. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0031] like Figures 1 to 4 As shown, in one embodiment, the hydraulic power unit 10 is used to connect to the machine body.

[0032] Furthermore, the hydraulic power unit 10 includes a main body 100, a power mechanism 200, and a control mechanism 300. The main body 100 is connected to the machine body and is provided with an oil reservoir 110 for storing hydraulic oil. A connecting disc valve 111 is provided on one side of the oil reservoir 110, and the oil reservoir 110 has a first return port (not shown). The power mechanism 200 is connected to the main body 100, and the oil inlet of the power mechanism 200 is connected to the connecting disc valve 111. The oil outlet of the power mechanism 200 is provided with a first oil outlet pipe 231. The control mechanism 300 is connected to the oil reservoir. 110 connection, the first oil outlet pipe 231 is connected to the oil inlet of the control mechanism 300, the control mechanism 300 is provided with a first flow solenoid directional valve 310 and a second flow solenoid directional valve 320 connected to each other, the flow rate of the first flow solenoid directional valve 310 is greater than the flow rate of the second flow solenoid directional valve 320, the first flow solenoid directional valve 310 is used to connect to the lowering cylinder of the machine body, and the second flow solenoid directional valve 320 is used to connect to the horizontal cylinder of the machine body. The oil outlet of the control mechanism 300 is provided with a second oil outlet pipe 330, and the second oil outlet pipe 330 is connected to the first return oil port.

[0033] In the embodiment, the first flow electromagnetic reversing valve 310 is used to connect with the down-pressing oil cylinder of the machine body, so that the first flow electromagnetic reversing valve 310 is used to open or close the oil path of the down-pressing oil cylinder, and the oil amount change adjustment of the down-pressing oil cylinder is realized. The second flow electromagnetic reversing valve 320 is used to connect with the horizontal oil cylinder of the machine body, so that the second flow electromagnetic reversing valve 320 is used to open or close the oil path of the horizontal oil cylinder, and the oil amount change adjustment of the horizontal oil cylinder is realized. The flow of the first flow electromagnetic reversing valve 310 is greater than the flow of the second flow electromagnetic reversing valve 320, that is, the first flow electromagnetic reversing valve 310 is a large flow electromagnetic reversing valve, and the second flow electromagnetic reversing valve 320 is a small flow electromagnetic reversing valve.

[0034] It should be noted that the working principle of the first flow electromagnetic reversing valve 310 and the working principle of the second flow electromagnetic reversing valve 320 are prior art.

[0035] The hydraulic power device 10 described above, because the device body 100 is provided with the oil storage part 110 for storing hydraulic oil, one side of the oil storage part 110 is provided with the connecting disc valve 111, the oil suction port of the power mechanism 200 is connected to the connecting disc valve 111, so that the hydraulic oil flows into the power mechanism 200, the oil outlet of the power mechanism 200 is provided with the first oil outlet pipeline 231, the first oil outlet pipeline 231 is connected to the oil inlet of the control mechanism 300, so that the power mechanism 200 pumps the hydraulic oil into the control mechanism 300, the control mechanism 300 is provided with the first flow electromagnetic reversing valve 310 and the second flow electromagnetic reversing valve 320 connected, the first flow electromagnetic reversing valve 310 is used to connect with the down-pressing oil cylinder of the machine body, so that the first flow electromagnetic reversing valve 310 is used to open or close the oil path of the down-pressing oil cylinder, and the oil amount change adjustment of the down-pressing oil cylinder is realized, the down-pressing oil cylinder is used to down-press the rubber product; the second flow electromagnetic reversing valve 320 is used to connect with the horizontal oil cylinder of the machine body, so that the second flow electromagnetic reversing valve 320 is used to open or close the oil path of the horizontal oil cylinder, and the oil amount change adjustment of the horizontal oil cylinder is realized, the horizontal oil cylinder is used to horizontally push out the rubber product;

[0036] Since the pressing cylinder is used to press rubber products, the hydraulic power unit 10 controls the pressing cylinder to press rubber products through the first flow solenoid directional valve 310. The first flow solenoid directional valve 310 is used to open or close the oil circuit of the pressing cylinder to realize the adjustment of the oil volume of the pressing cylinder. The first flow solenoid directional valve 310 is used to expand the range of oil volume variation of the pressing cylinder, so that the oil volume variation range of the pressing cylinder is large under the action of the first flow solenoid directional valve 310. This solves the problem of the small oil volume variation range of hydraulic cylinders in the prior art, that is, avoids the problem of the small power adjustment range of hydraulic power mechanism 200 in the prior art. This makes the power adjustment range of the hydraulic power unit 10 large under the action of the first flow solenoid directional valve 310. The power provided by the hydraulic power unit 10 can be converted into the pressing pressure of the rubber pressing equipment, so that the pressing pressure adjustment range of the rubber pressing equipment is large, thereby enabling the rubber pressing equipment to press a wide variety of rubber products.

[0037] like Figures 1 to 3 As shown, in one embodiment, the device body 100 has a receiving area 120, and the connecting disc valve 111 is located in the receiving area 120; the power mechanism 200 is located in the receiving area 120 and connected to the device body 100; and the control mechanism 300 is located outside the receiving area 120, so that the first oil outlet pipe 231 extends out of the receiving area 120 and is connected to the oil inlet of the control mechanism 300.

[0038] like Figures 1 to 3 As shown, in one embodiment, the power mechanism 200 includes a servo motor 210, a mounting base 220, and a pump body 230. The servo motor 210 is mounted on the mounting base 220 and connected to the pump body 230. The mounting base 220 is connected to the main body 100 of the device. The oil suction port of the pump body 230 is connected to the connecting disc valve 111, and the oil outlet of the pump body 230 is provided with a first oil outlet pipe 231.

[0039] like Figures 2 to 3 As shown, in one embodiment, the hydraulic power unit 10 further includes a cooling mechanism 400, which is connected to the oil storage section 110. A second oil outlet pipe 330 is connected to the oil inlet of the cooling mechanism 400, and a third oil outlet pipe 410 is provided at the oil outlet of the cooling mechanism 400. The third oil outlet pipe 410 is connected to the first oil return port.

[0040] like Figures 1 to 3 As shown, in one embodiment, the hydraulic power unit 10 further includes a return oil filter 500, which covers the first return oil port and is connected to the oil storage part 110, so that the oil outlet of the return oil filter 500 is connected to the first return oil port, and the third oil outlet pipe 410 is connected to the oil inlet of the return oil filter 500.

[0041] likeFigure 1 As shown in one of the embodiments, the control mechanism 300 is also provided with a pressure gauge 340, which is arranged adjacent to the first flow electromagnetic reversing valve 310.

[0042] As shown in one of the embodiments, the oil storage part 110 is also provided with a liquid level gauge 112, which is arranged adjacent to the connecting disc valve 111. Figure 1 As shown in one of the embodiments, the oil storage part 110 is also provided with a liquid level gauge 112, which is arranged adjacent to the connecting disc valve 111.

[0043] As shown in one of the embodiments, the hydraulic power device 10 further comprises an air filter 600, which is connected with the oil storage part 110. Figures 1 to 3 As shown in one of the embodiments, the hydraulic power device 10 further comprises an air filter 600, which is connected with the oil storage part 110.

[0044] As shown in one of the embodiments, the hydraulic power device 10 further comprises a terminal box 700, which is connected with the oil storage part 110. Figures 1 to 3 As shown in one of the embodiments, the hydraulic power device 10 further comprises a terminal box 700, which is connected with the oil storage part 110.

[0045] The present disclosure also provides a rubber pressing device, which comprises a machine body and the hydraulic power device 10 of any of the above embodiments, wherein the hydraulic power device 10 is connected with the machine body, the machine body is provided with a downward pressing oil cylinder and a horizontal oil cylinder, the first flow electromagnetic reversing valve 310 is connected with the downward pressing oil cylinder, and the second flow electromagnetic reversing valve 320 is connected with the horizontal oil cylinder.

[0046] Compared with the prior art, the present disclosure has at least the following advantages:

[0047] 1. The device main body 100 is provided with an oil storage part 110 for storing hydraulic oil, one side of the oil storage part 110 is provided with a connecting disc valve 111, the oil suction port of the power mechanism 200 is connected to the connecting disc valve 111, so that the hydraulic oil flows into the power mechanism 200, the oil outlet of the power mechanism 200 is provided with a first oil outlet pipeline 231, which is connected to the oil inlet of the control mechanism 300, so that the power mechanism 200 pumps the hydraulic oil into the control mechanism 300, the control mechanism 300 is provided with a first flow electromagnetic reversing valve 310 and a second flow electromagnetic reversing valve 320 connected thereto, the first flow electromagnetic reversing valve 310 is used to be connected with a downward pressing oil cylinder of a machine body, so that the first flow electromagnetic reversing valve 310 is used to open or close the oil circuit of the downward pressing oil cylinder, to realize the oil amount change adjustment of the downward pressing oil cylinder, and the downward pressing oil cylinder is used to press down rubber products; the second flow electromagnetic reversing valve 320 is used to be connected with a horizontal oil cylinder of the machine body, so that the second flow electromagnetic reversing valve 320 is used to open or close the oil circuit of the horizontal oil cylinder, to realize the oil amount change adjustment of the horizontal oil cylinder, and the horizontal oil cylinder is used to horizontally push out rubber products;

[0048] 2. Since the pressing cylinder is used to press rubber products, the hydraulic power unit 10 controls the pressing cylinder to press rubber products through the first flow solenoid directional valve 310. The first flow solenoid directional valve 310 is used to open or close the oil circuit of the pressing cylinder to realize the adjustment of the oil volume of the pressing cylinder. The first flow solenoid directional valve 310 is used to expand the range of oil volume variation of the pressing cylinder, so that the oil volume variation range of the pressing cylinder is large under the action of the first flow solenoid directional valve 310. This solves the problem of the small oil volume variation range of hydraulic cylinders in the prior art, that is, avoids the problem of the small power adjustment range of hydraulic power mechanism 200 in the prior art. This makes the power adjustment range of the hydraulic power unit 10 large under the action of the first flow solenoid directional valve 310. The power provided by the hydraulic power unit 10 can be converted into the pressing pressure of the rubber pressing equipment, so that the pressing pressure adjustment range of the rubber pressing equipment is large, thus enabling the rubber pressing equipment to press a wide variety of rubber products.

[0049] The embodiments described above are merely illustrative of several implementations of this disclosure, and while the descriptions are specific and detailed, they should not be construed as limiting the scope of the disclosed patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this disclosure, and these all fall within the protection scope of this disclosure. Therefore, the protection scope of this patent should be determined by the appended claims.

Claims

1. A hydraulic power unit for connection to a machine body, characterized in that, include: The device body is used to connect to the machine body. The device body is provided with an oil storage section for storing hydraulic oil. A connecting disc valve is provided on one side of the oil storage section. The oil storage section has a first oil return port. A power mechanism is connected to the main body of the device. The oil inlet of the power mechanism is connected to the connecting disc valve, and the oil outlet of the power mechanism is provided with a first oil outlet pipe. A control mechanism is connected to the oil storage unit. The first oil outlet pipe is connected to the oil inlet of the control mechanism. The control mechanism is equipped with a first flow solenoid valve and a second flow solenoid valve connected to each other. The flow rate of the first flow solenoid valve is greater than the flow rate of the second flow solenoid valve. The first flow solenoid valve is used to connect to the lowering cylinder of the machine body. The second flow solenoid valve is used to connect to the horizontal cylinder of the machine body. The oil outlet of the control mechanism is equipped with a second oil outlet pipe, which is connected to the first return oil port.

2. The hydraulic power device according to claim 1, characterized in that, The main body of the device has a receiving area, and the connecting disc valve is located in the receiving area; the power mechanism is located in the receiving area and connected to the main body of the device, and the control mechanism is located outside the receiving area, so that the first oil outlet pipe extends out of the receiving area and is connected to the oil inlet of the control mechanism.

3. The hydraulic power device according to claim 1, characterized in that, The power mechanism includes a servo motor, a mounting base, and a pump body. The servo motor is mounted on the mounting base and connected to the pump body. The mounting base is connected to the main body of the device. The oil suction port of the pump body is connected to the connecting disc valve, and the oil outlet of the pump body is provided with the first oil outlet pipe.

4. The hydraulic power device according to claim 1, characterized in that, The hydraulic power unit further includes a cooling mechanism, which is connected to the oil storage unit. The second oil outlet pipe is connected to the oil inlet of the cooling mechanism, and the oil outlet of the cooling mechanism is provided with a third oil outlet pipe, which is connected to the first oil return port.

5. The hydraulic power device according to claim 4, characterized in that, The hydraulic power unit also includes a return oil filter, which is covered by the first return oil port and connected to the oil storage part, so that the oil outlet of the return oil filter is connected to the first return oil port, and the third oil outlet pipe is connected to the oil inlet of the return oil filter.

6. The hydraulic power device according to claim 1, characterized in that, The control mechanism is also equipped with a pressure gauge, which is located adjacent to the first flow solenoid directional valve.

7. The hydraulic power device according to claim 1, characterized in that, The oil storage section is also equipped with a level gauge, which is located adjacent to the connecting disc valve.

8. The hydraulic power device according to claim 1, characterized in that, The hydraulic power unit also includes an air filter, which is connected to the oil reservoir.

9. The hydraulic power device according to claim 1, characterized in that, The hydraulic power unit also includes a terminal box, which is connected to the oil reservoir.

10. A rubber pressing device, characterized in that, The device includes a body and a hydraulic power unit as described in any one of claims 1 to 9. The hydraulic power unit is connected to the body. The body is provided with a downward pressure cylinder and a horizontal cylinder. The first flow solenoid directional valve is connected to the downward pressure cylinder, and the second flow solenoid directional valve is connected to the horizontal cylinder.

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