High-precision main cylinder downward pressing type four-column oil press

Abstract

The utility model relates to the technical field of oil presses, and discloses a high-precision main cylinder downward pressing type four-column oil press which comprises a machining table, stand columns are fixedly connected to the two sides, the front portion and the rear portion of the upper end of the machining table, an oil press body is fixedly connected to the upper ends of the stand columns, and a pressing plate is fixedly connected to the output end of the oil press body; the upper end of the pressing plate is fixedly connected with a mounting frame, a plurality of springs are fixedly connected into the mounting frame, a rolling ball is arranged on one side of each spring, one side of each rolling ball is exposed out of the mounting frame and makes contact with the surface of the stand column, and cleaning frames are arranged at the upper end and the lower end of the pressing plate. Lubricating oil is smeared on the stand column, so that the stand column is lubricated, the sponge soft erasers and the cleaning frame structures which can be rapidly detached and replaced are arranged at the upper end and the lower end of the rolling ball, impurities attached to the surface of the stand column can be wiped, and the stand column can be conveniently lubricated and used.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of oil presses, in particular to a high-precision main-cylinder down-pressing four-column oil press. BACKGROUND

[0002] The high-precision main-cylinder down-pressing four-column oil press is a high-efficiency and precise hydraulic equipment, which is widely applied to the fields of metal forming, powder metallurgy, plastic product and composite material processing. The equipment adopts a four-column structure, is high in stability, uniform in load and capable of ensuring the mold closing precision. The main cylinder adopts a down-pressing design, is high in power concentration, accurate in pressure control and suitable for high-strength and high-precision pressing processes. The equipment is provided with advanced hydraulic systems and electric control technologies, can realize multi-section control of pressure, speed and stroke and meets diversified processing requirements. The overall structure is compact, convenient to maintain and reliable in performance, and the equipment is an important equipment in modern manufacturing industry.

[0003] At present, in the use process of the main-cylinder down-pressing four-column oil press, four columns are main supporting structures of the oil press, but dust is attached to the surfaces of the columns during use, so that the columns need to be cleaned by workers regularly and then lubricated. The manual cleaning method is troublesome, cannot clean the dust quickly and lubricate the columns, and therefore the high-precision main-cylinder down-pressing four-column oil press is designed to solve the above problems. CONTENT OF THE INVENTION

[0004] In order to solve the problems, the application provides a high-precision main-cylinder down-pressing four-column oil press.

[0005] The high-precision main-cylinder down-pressing four-column oil press provided by the application adopts the following technical scheme:

[0006] The high-precision main-cylinder down-pressing four-column oil press comprises a machining table, two columns and a front and rear column are fixedly connected to the upper end of the machining table, a main body of the oil press is fixedly connected to the upper end of the column, a pressure plate is fixedly connected to the output end of the main body of the oil press, the column and the pressure plate are in sliding connection, a mounting frame is fixedly connected to the upper end of the pressure plate, a plurality of springs are fixedly connected in the mounting frame, a rolling ball is arranged on one side of the spring, the rolling ball is exposed on one side of the mounting frame and in contact with the surface of the column, and cleaning frames are arranged on the upper and lower ends of the pressure plate.

[0007] Preferably, a fixed frame is fixedly connected to one side of the cleaning frame, and a threaded rod is threadedly connected in the fixed frame.

[0008] Preferably, a supporting rod is rotatably connected to the lower end of the threaded rod, and a cleaning frame is mounted on one side of the supporting rod.

[0009] Preferably, a sponge soft cloth is mounted in the cleaning frame, and the cleaning frame is composed of two half rings.

[0010] Preferably, the semi-ring front and rear parts are fixedly connected with connecting plates, one side of the connecting plate is provided with a clamping groove, and one side of the connecting plate is fixedly connected with an insertion block.

[0011] Preferably, the insertion block is provided with a mounting groove at the upper end, and an elastic sheet is fixedly connected in the mounting groove, the upper end of the elastic sheet is fixedly connected with a clamping block, the upper end of the clamping block is trapezoidal, and the clamping block and the mounting groove are slidingly connected.

[0012] Preferably, the mounting frame is fixedly connected with an insertion rod at the upper end, the insertion rod is fixedly connected with an insertion frame at the upper end, and the insertion frame is fixedly connected with a cleaning frame at the upper end.

[0013] To sum up, the application has the following beneficial technical effects:

[0014] In the utility model, the installation frame and the rolling ball arranged on the upper end of the pressing plate can continuously contact the stand when the pressing plate moves, the lubricating oil is applied on the stand, the function of lubricating the stand is achieved, and the sponge soft wiper and the cleaning frame structure which can be quickly disassembled and replaced are arranged at the upper end and the lower end of the rolling ball, the adhered impurities on the surface of the stand can be wiped, and the lubrication and use of the stand are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the front view of the partial section structure schematic diagram of the main body of the application embodiment;

[0016] Figure 2 is the structure schematic diagram of the cleaning frame, the installation frame and the fixed frame of the application embodiment;

[0017] Figure 3 is the section schematic diagram of the installation frame and the fixed frame of the application embodiment;

[0018] Figure 4 is the exploded structure schematic diagram of the cleaning frame of the application embodiment.

[0019] The drawings are explained as follows: 1, processing table; 2, stand; 3, oil press main body; 4, pressing plate; 5, fixed frame; 51, threaded rod; 52, support rod; 7, cleaning frame; 71, connecting plate; 72, insertion block; 73, elastic sheet; 74, clamping block; 8, sponge soft wiper; 9, installation frame; 10, spring; 11, rolling ball; 12, insertion rod; 13, insertion frame. DETAILED DESCRIPTION

[0020] The drawings are explained as follows: Figures 1-4 The application is further described in detail.

[0021] The application embodiment discloses a high-precision main cylinder down-pressing type four-column oil press. Figures 1-4The utility model provides a kind of high-precision main cylinder down-pressing four-column oil press, including processing table 1, both sides and front and back of upper end of processing table 1 are fixedly connected with stand 2, the upper end of stand 2 is fixedly connected with oil press main body 3, the output end of oil press main body 3 is fixedly connected with pressing plate 4, and stand 2 and pressing plate 4 are slidably connected, the upper end of pressing plate 4 is fixedly connected with mounting frame 9, a plurality of springs 10 are fixedly connected in mounting frame 9, spring 10 side is equipped with ball 11, ball 11 side exposes mounting frame 9 and the surface contact of stand 2, and the upper and lower ends of pressing plate 4 are equipped with cleaning frame 7;

[0022] Cleaning frame 7 side is fixedly connected with fixed frame 5, threaded rod 51 is threadedly connected in fixed frame 5, support rod 52 is rotatably connected to the lower end of threaded rod 51, and cleaning frame 7 is mounted on one side of support rod 52.

[0023] By adopting the above technical scheme, sponge soft wipe 8 is installed in cleaning frame 7, cleaning frame 7 is composed of two half rings, connecting plate 71 is fixedly connected to the front and back of half ring, clamping groove is formed in one side of connecting plate 71, and plug block 72 is fixedly connected to one side of connecting plate 71, so as to facilitate disassembly and replacement of sponge soft wipe 8 in cleaning frame 7.

[0024] Plug block 72 is provided with mounting groove in the upper end, and elastic sheet 73 is fixedly connected in the mounting groove, and clamping block 74 is fixedly connected to the upper end of elastic sheet 73, the upper end of clamping block 74 is trapezoidal, and clamping block 74 is slidably connected with mounting groove, so as to facilitate disassembly, and the specific operation steps are as follows: clamping block 74 is pushed to extrude elastic sheet 73 and enter the mounting groove, then the half ring on one side is moved to make two connecting plates 71 away from each other, and plug block 72 is separated from clamping groove.

[0025] By adopting the above technical scheme, plug rod 12 is fixedly connected to the upper end of mounting frame 9, plug frame 13 is fixedly connected to the upper end of plug rod 12, and cleaning frame 7 is fixedly connected to the upper end of plug frame 13, so as to facilitate fixing of cleaning frame 7 and use of cleaning frame 7.

[0026] The implementation principle of the high-precision main cylinder down-pressing four-column oil press is as follows: first, mounting frame 9 is opened, then lubricating oil paste is put into mounting frame 9, then oil press main body 3 drives pressing plate 4 to ascend and descend, pressing plate 4 drives mounting frame 9 to ascend and descend, and ball 11 in mounting frame 9 continuously rolls, and in the process of rolling, lubricating oil paste is wiped on stand 2 to lubricate stand 2, and two cleaning frames 7 are arranged at the upper and lower ends of mounting frame 9, so that sponge soft wipe 8 is used to wipe stand 2 when pressing plate 4 ascends and descends, dust on the surface of stand 2 and lubricating oil contaminated by impurities are wiped off, the lubrication of stand 2 is ensured, the use of stand 2 is facilitated, and manual cleaning and lubrication are not required, only sponge soft wipe 8 needs to be replaced and lubricating oil needs to be added regularly.

[0027] When the sponge 8 needs to be replaced, the clamping block 74 on one side is pushed to make the clamping block 74 enter the installation slot and extrude the elastic sheet 73 to shrink, then the half ring on one side is pulled to make the plug block 72 of the connecting plate 71 and the clamping slot of the other connecting plate 71 separate, then the sponge 8 can be disassembled and reassembled.

[0028] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0029] Secondly: the utility model discloses the embodiment in the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0030] Finally: the above only for the preferred embodiment of the utility model has, and does not limit the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

[0031] The above are the preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: any equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A high-precision master cylinder downward pressure type four-column hydraulic press, comprising a processing table (1), characterized in that: Both sides and the front and rear parts of the upper end of the processing table (1) are fixedly connected to the columns (2), the upper end of the columns (2) is fixedly connected to the oil press body (3), the output end of the oil press body (3) is fixedly connected to the pressure plate (4), and the columns (2) and the pressure plate (4) are slidably connected, the upper end of the pressure plate (4) is fixedly connected to the mounting frame (9), and a plurality of springs (10) are fixedly connected inside the mounting frame (9), and a ball (11) is provided on one side of the spring (10), and one side of the ball (11) is exposed from the mounting frame (9) and contacts the surface of the column (2), and cleaning frames (7) are provided at the upper and lower ends of the pressure plate (4).

2. A high-precision master cylinder downward pressure four-column hydraulic press according to claim 1, characterized in that: One side of the cleaning frame (7) is fixedly connected to the fixing frame (5), and the fixing frame (5) is internally threadedly connected to the threaded rod (51).

3. A high-precision master cylinder downward pressure four-column hydraulic press according to claim 2, characterized in that: The lower end of the threaded rod (51) is rotatably connected to the support rod (52), and a cleaning frame (7) is installed on one side of the support rod (52).

4. A high-precision master cylinder downward pressure four-column hydraulic press according to claim 1, characterized in that: A sponge wiper (8) is installed in the cleaning frame (7), and the cleaning frame (7) consists of two half rings.

5. The high-precision master cylinder downward pressure four-column hydraulic press according to claim 4, characterized in that: The front and rear parts of the semi-ring are fixedly connected to a connecting plate (71), one side of the connecting plate (71) is provided with a slot, and the other side of the connecting plate (71) is fixedly connected to an inserting block (72).

6. A high-precision master cylinder downward pressure four-column hydraulic press according to claim 5, characterized in that: The upper end of the insert block (72) is provided with a mounting groove, and an elastic piece (73) is fixedly connected in the mounting groove. The upper end of the elastic piece (73) is fixedly connected to a clamping block (74). The upper end of the clamping block (74) is trapezoidal, and the clamping block (74) is slidably connected to the mounting groove.

7. The high-precision master cylinder downward pressure four-column hydraulic press according to claim 1, characterized in that: The upper end of the installation frame (9) is fixedly connected to the insertion rod (12), the upper end of the insertion rod (12) is fixedly connected to the insertion frame (13), and the upper end of the insertion frame (13) is fixedly connected to the cleaning frame (7).

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