Four-column hydraulic press

Abstract

The four-column hydraulic machine comprises a top plate and a base, the four corners of the upper end face of the base are connected with the bottom of the top plate through four stand columns, an upper pressing die penetrates through the four stand columns in a sliding mode, and a first electric push rod is arranged at the top of the top plate; a telescopic shaft of the first electric push rod penetrates through the top plate and is connected with the upper end face of the upper pressing die, a moving mechanism is arranged on the upper end face of the base, moving plates are arranged at the two moving ends of the moving mechanism, and the upper end faces of the moving plates are connected with the lower die base through detachable assemblies. According to the utility model, after a round of pressing is completed, a worker can take out the pressed material on the lower die holder, and meanwhile, the other lower die holder can move to the lower part of the upper pressing die through the moving mechanism to press the material in the upper pressing die, so that the waste of production capacity is prevented, and the production efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic presses, in particular to a four-column hydraulic press. Background Art

[0002] A hydraulic press is a machine that uses liquid as a working medium and utilizes the static pressure of the liquid to process metal, plastic, rubber, wood, powder and other products. It is often used in pressing and forming processes. The four-column hydraulic press improves the accuracy and speed of the four-column hydraulic press through the guiding and limiting functions of its four supporting columns.

[0003] The existing four-column hydraulic press requires workers to take out the pressed materials after the materials are pressed, and then place the materials to be pressed in the mold. This step takes a certain amount of time, and the hydraulic press is actually in a shutdown state during this period. During this period, the hydraulic press does not perform any work, which is undoubtedly a waste of its production capacity and reduces production efficiency. Therefore, a four-column hydraulic press is proposed to solve the above problems. Utility Model Content

[0004] (I) Purpose of the utility model

[0005] In order to solve the technical problems existing in the background technology, the utility model proposes a four-column hydraulic press. After completing a round of pressing, the staff can take out the pressed material on the lower die seat, and the other lower die seat will be moved to the bottom of the upper die through a moving mechanism to press the material inside it, thereby preventing waste of production capacity and greatly improving production efficiency.

[0006] (II) Technical solution

[0007] The utility model provides a four-column hydraulic press, comprising a top plate and a base, wherein the four corners of the upper end surface of the base are connected to the bottom of the top plate through four columns, an upper die is slidably penetrated on the four columns, a first electric push rod is provided on the top of the top plate, a telescopic shaft of the first electric push rod penetrates the top plate and is connected to the upper end surface of the upper die, and is characterized in that it also includes a lower die seat, a moving mechanism is provided on the upper end surface of the base, a moving plate is provided on the two moving ends of the moving mechanism, and the upper end surface of the moving plate is connected to the lower die seat through a detachable component.

[0008] Preferably, the moving mechanism includes a driving motor, a mounting seat, a threaded rod, a moving block and a sliding assembly, the driving motor is arranged on the left end face of the mounting seat, one end of the threaded rod is rotatably connected to the right inner wall of the mounting seat, the other end of the threaded rod passes through the left end face of the mounting seat and is coaxially connected to the output end of the driving motor through a coupling, the number of the moving blocks is two and they are threadedly sleeved on the outer end face of the threaded rod, the number of the sliding assemblies is two groups and they are spaced apart on the inner bottom wall of the mounting seat, the upper end faces of the two moving blocks are respectively connected to the moving plate, and the moving ends of the two groups of sliding assemblies are respectively connected to the bottom of the moving plate.

[0009] Preferably, a group of the sliding components includes a slide plate and two sliders, the slide plate is arranged on the inner bottom wall of the mounting seat, the two sliders are slidably connected in the upper slide groove of the slide plate, and the tops of the two sliders are respectively connected to the bottoms of the two movable plates.

[0010] Preferably, the two groups of sliding components are located at the front and rear sides of the threaded rod and are symmetrical based on the central axis of the threaded rod.

[0011] Preferably, the detachable component includes a second electric push rod, a limiting hole and a mounting frame, the mounting frame is arranged on the upper end surface of the movable plate, the bottom of the lower mold base is inserted into the interior of the mounting frame, the multiple outer end surfaces of the mounting frame are respectively connected to the multiple second electric push rods, and the multiple outer end surfaces of the lower mold base are provided with limiting holes compatible with the multiple second electric push rods, and the telescopic shaft of the second electric push rod passes through the mounting frame and extends to the interior of the limiting hole compatible with it.

[0012] Preferably, the column and the upper end surface of the base are vertically arranged, and the top plate and the column are vertically arranged.

[0013] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0014] This four-column hydraulic press can, after completing a round of pressing, allow the worker to take out the pressed material on the lower die seat while the other lower die seat will be moved to the bottom of the upper die through a moving mechanism to press the material inside it, thus preventing waste of production capacity and greatly improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a structural schematic diagram of a four-column hydraulic press.

[0016] Figure 2The utility model is a top view of a moving mechanism in a four-column hydraulic press.

[0017] Figure 3 This is a partial exploded view of a four-column hydraulic press proposed by the utility model.

[0018] Figure numerals: 1. first electric push rod; 2. top plate; 3. upper die; 4. lower die base; 5. driving motor; 6. mounting frame; 7. column; 8. mounting base; 9. base; 10. threaded rod; 11. slider; 12. moving block; 13. second electric push rod; 14. moving plate; 15. limiting hole; 16. slide plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figure 1-3 As shown, the utility model proposes a four-column hydraulic press, including a top plate 2 and a base 9, the four corners of the upper end surface of the base 9 are connected to the bottom of the top plate 2 through four columns 7, the four columns 7 are slidably penetrated with an upper die 3, a first electric push rod 1 is provided on the top of the top plate 2, the telescopic axis of the first electric push rod 1 penetrates the top plate 2 and is connected to the upper end surface of the upper die 3, and is characterized in that it also includes a lower die base 4, a moving mechanism is provided on the upper end surface of the base 9, and moving plates 14 are provided on the two moving ends of the moving mechanism, and the upper end surface of the moving plate 14 is connected to the lower die base 4 through a detachable component.

[0021] In the utility model, a certain amount of material to be pressed is first added to the interior of the two lower die seats 4, and then the first electric push rod 1 is started to drive the upper die 3 to descend, so as to press the material on the lower die seat 4. After the pressing is completed, the moving mechanism drives the lower die seat 4 connected thereto to move through the two moving plates 14, so that the other lower die seat 4 is located below the upper die 3 to press the material inside it, and while the material inside the lower die seat 4 located below the upper die 3 is being pressed, the material inside the lower die seat 4 that is not located below the upper die 3 after pressing can be taken out, and the material to be pressed can be added thereto, and the operation is repeated to prevent waste of production capacity and greatly improve production efficiency.

[0022] In an optional embodiment, the moving mechanism includes a driving motor 5, a mounting seat 8, a threaded rod 10, a moving block 12 and a sliding assembly. The driving motor 5 is arranged on the left end face of the mounting seat 8, one end of the threaded rod 10 is rotatably connected to the right inner wall of the mounting seat 8, the other end of the threaded rod 10 passes through the left end face of the mounting seat 8 and is coaxially connected to the output end of the driving motor 5 through a coupling, the number of moving blocks 12 is two and they are threadedly sleeved on the outer end face of the threaded rod 10, the number of sliding assemblies is two groups and they are spaced apart on the inner bottom wall of the mounting seat 8, the upper end faces of the two moving blocks 12 are respectively connected to the moving plate 14, and the moving ends of the two groups of sliding assemblies are respectively connected to the bottom of the moving plate 14.

[0023] It should be noted that by starting the driving motor 5, the driving motor 5 can drive the threaded rod 10 to rotate, and the threaded rod 10 can drive the moving block 12 connected thereto to move, and the moving block 12 can drive the moving plate 14 connected thereto to move while moving.

[0024] In an optional embodiment, a group of sliding components includes a slide plate 16 and two sliders 11. The slide plate 16 is arranged on the inner bottom wall of the mounting seat 8. The two sliders 11 are slidably connected in the upper slide groove of the slide plate 16. The tops of the two sliders 11 are respectively connected to the bottoms of the two movable plates 14. The two groups of sliding components are located on the front and rear sides of the threaded rod 10 and are symmetrical based on the central axis of the threaded rod 10.

[0025] It should be noted that when the moving plate 14 moves, it can drive the slider 11 at the bottom thereof to slide in the slide groove of the slide groove plate 16, thereby ensuring the stability of the moving plate 14 when moving.

[0026] In an optional embodiment, the detachable component includes a second electric push rod 13, a limiting hole 15 and a mounting frame 6. The mounting frame 6 is arranged on the upper end surface of the movable plate 14, and the bottom of the lower mold base 4 is inserted into the interior of the mounting frame 6. The multiple outer end surfaces of the mounting frame 6 are respectively connected to the multiple second electric push rods 13. The multiple outer end surfaces of the lower mold base 4 are provided with limiting holes 15 that are compatible with the multiple second electric push rods 13. The telescopic axis of the second electric push rod 13 passes through the mounting frame 6 and extends to the interior of the limiting hole 15 that is compatible with it. Through the detachable component, the lower mold base 4 can be easily disassembled from the mounting frame 6.

[0027] It should be noted that, when the lower mold base 4 needs to be removed from the interior of the mounting frame 6, the multiple second electric push rods 13 are started, and the telescopic shafts of the multiple second electric push rods 13 are contracted to make the telescopic shafts be pulled out from the limiting holes 15, and then the lower mold base 4 is taken out from the interior of the mounting frame 6, and then the lower mold base 4 that needs to be replaced is installed in the interior of the mounting frame 6, and the multiple second electric push rods 13 are started to extend the telescopic shafts to the interior of the limiting holes 15 that are compatible with them, thereby limiting the lower mold base 4.

[0028] In an optional embodiment, the column 7 and the upper end surface of the base 9 are vertically arranged, and the top plate 2 and the column 7 are vertically arranged.

[0029] It should be noted that when the upper die 3 is being lifted or lowered, the upper die 3 can slide up and down on the four columns 7 .

[0030] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A four-column hydraulic press, comprising a top plate (2) and a base (9), wherein the four corners of the upper end surface of the base (9) are connected to the bottom of the top plate (2) via four columns (7), an upper die (3) is slidably penetrated through the four columns (7), a first electric push rod (1) is provided at the top of the top plate (2), a telescopic shaft of the first electric push rod (1) penetrates the top plate (2) and is connected to the upper end surface of the upper die (3), characterized in that: It also comprises a lower die base (4), the upper end surface of the base (9) being provided with a moving mechanism, two moving ends of the moving mechanism being provided with moving plates (14), the upper end surface of the moving plate (14) being connected to the lower die base (4) via a detachable component.

2. A four-column hydraulic press according to claim 1, characterized in that: The moving mechanism comprises a driving motor (5), a mounting seat (8), a threaded rod (10), a moving block (12) and a sliding assembly. The driving motor (5) is arranged on the left end surface of the mounting seat (8). One end of the threaded rod (10) is rotatably connected to the right inner wall of the mounting seat (8). The other end of the threaded rod (10) passes through the left end surface of the mounting seat (8) and is coaxially connected to the output end of the driving motor (5) through a coupling. The number of the moving blocks (12) is two and they are threadedly sleeved on the outer end surface of the threaded rod (10). The number of the sliding assemblies is two groups and they are spaced apart on the inner bottom wall of the mounting seat (8). The upper end surfaces of the two moving blocks (12) are respectively connected to the moving plate (14), and the moving ends of the two groups of sliding assemblies are respectively connected to the bottom of the moving plate (14).

3. A four-column hydraulic press according to claim 2, characterized in that: A set of the sliding components comprises a slide plate (16) and two sliders (11), wherein the slide plate (16) is arranged on the inner bottom wall of the mounting seat (8), and the two sliders (11) are slidably connected in the upper slide groove of the slide plate (16), and the tops of the two sliders (11) are respectively connected to the bottoms of the two movable plates (14).

4. A four-column hydraulic press according to claim 2, characterized in that: The two groups of sliding components are located on the front and rear sides of the threaded rod (10) and are symmetrical based on the central axis of the threaded rod (10).

5. A four-column hydraulic press according to claim 1, characterized in that: The detachable component comprises a second electric push rod (13), a limiting hole (15) and a mounting frame (6); the mounting frame (6) is arranged on the upper end surface of the movable plate (14); the bottom of the lower die base (4) is inserted into the interior of the mounting frame (6); multiple outer end surfaces of the mounting frame (6) are respectively connected to multiple second electric push rods (13); multiple outer end surfaces of the lower die base (4) are provided with limiting holes (15) matched with the multiple second electric push rods (13); and the telescopic shaft of the second electric push rod (13) passes through the mounting frame (6) and extends to the interior of the limiting holes (15) matched with the second electric push rods (13).

6. A four-column hydraulic press according to claim 1, characterized in that: The upright column (7) and the upper end surface of the base (9) are arranged vertically, and the top plate (2) and the upright column (7) are arranged vertically.

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