Servo oil press with left crankshaft and right crankshaft

Abstract

The servo oil press with the left crankshaft and the right crankshaft comprises a machine frame, a hydraulic station is installed on the top of the machine frame, a main oil cylinder is installed and connected to the top of the machine frame, the main oil cylinder is connected with a movable pressing plate in a driving mode, and a lower workbench is arranged on the machine frame and located below the movable pressing plate. A movable mold matched with the movable pressing plate is arranged on the lower workbench, the left crankshaft and the right crankshaft are driven to move by starting the first driving unit and the second driving unit, so that the left mold and the right mold are rapidly opened and closed, and the movable mold has the rapid opening and closing functions. The main oil cylinder is started to drive the movable pressing plate to conduct hydraulic machining on a workpiece in the movable die, a product is rapidly pressed and formed, then the left crankshaft and the right crankshaft move to open the die and take materials, rapidness is achieved, the machining time is saved, and the machining efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of hydraulic equipment, in particular to a servo hydraulic press with left and right crankshafts. Background Art

[0002] A servo hydraulic press usually refers to a hydraulic press that is driven and controlled by a servo motor. In the current servo hydraulic press with left and right hydraulic cylinders, there are problems in the molding and pressing, including the slow mold closing speed of the left and right hydraulic cylinders, low precision, and lack of synchronization. As a result, the pressing mold cannot be opened and closed quickly, which seriously affects the efficiency of pressing the workpiece and reduces production efficiency. Therefore, it is necessary to propose a left and right crankshaft servo hydraulic press with fast opening and closing of the pressing mold. Utility Model Content

[0003] The purpose of the utility model is to provide a servo hydraulic machine with left and right crankshafts to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A servo hydraulic press with left and right crankshafts comprises a frame, a hydraulic station is installed on the top of the frame, a main oil cylinder is installed on the top of the frame, a movable pressure plate is connected to the main oil cylinder, a lower workbench is arranged below the movable pressure plate, a movable mold matching the movable pressure plate is arranged on the lower workbench, and crankshaft mechanisms drivingly connected to the two sides of the movable mold are arranged on both sides of the lower workbench.

[0006] As a further technical solution of the utility model, guide rails for the movable pressing plate to move up and down are arranged on both sides of the frame, and limit blocks are arranged at the ends of the guide rails.

[0007] As a further technical solution of the utility model, the movable mold includes a mold cavity, a left mold and a right mold, and the left mold and the right mold are respectively connected to the crankshaft mechanism.

[0008] As a further technical solution of the utility model, the crankshaft mechanism includes a first drive unit and a second drive unit symmetrically installed on both sides of the lower workbench, and the first drive unit and the second drive unit have the same structure.

[0009] As a further technical solution of the utility model, the first driving unit is drivingly connected to the first movable block, and the left crankshafts are symmetrically installed on both sides of the first movable block, and the left crankshaft is drivingly connected to the left mold. The second driving unit is drivingly connected to the second movable block, and the right crankshafts are symmetrically installed on both sides of the second movable block, and the right crankshaft is drivingly connected to the right mold.

[0010] As a further technical solution of the utility model, an electric control box is installed on one side of the lower workbench.

[0011] The beneficial effect of the utility model is as follows: by starting the first drive unit and the second drive unit, the left crankshaft and the right crankshaft are driven to move, so that the left mold and the right mold can be quickly opened and closed, so that the movable mold has the function of quickly opening and closing, and the main oil cylinder is started to drive the movable pressure plate to perform hydraulic processing on the workpiece located in the movable mold, and the product is quickly pressed into shape, and then the left crankshaft and the right crankshaft move to open the mold and take out the material, which is faster, saves processing time, and greatly improves processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the front view of the utility model.

[0013] Figure 2 It is a top view of the crankshaft mechanism of the utility model.

[0014] Among them: frame 1, hydraulic station 2, main oil cylinder 3, movable pressure plate 4, lower workbench 5, movable mold 6, guide rail 7, limit block 8, mold cavity 9, left mold 10, right mold 11, first drive unit 12, first movable block 13, second drive unit 14, second movable block 15, right crankshaft 16, electric control box 17, left crankshaft 18. DETAILED DESCRIPTION

[0015] The implementation of the present utility model is described below in conjunction with the accompanying drawings and preferred embodiments.

[0016] See also Figure 1 and Figure 2In combination with the above, a servo hydraulic press with left and right crankshafts includes a frame 1, a hydraulic station 2 is installed on the top of the frame 1, a main oil cylinder 3 is installed on the top of the frame 1, and a movable pressing plate 4 is connected to the main oil cylinder 3. The frame 1 is provided with a lower working table 5 below the movable pressing plate 4, and a movable mold 6 matching the movable pressing plate 4 is provided on the lower working table 5. Crankshaft mechanisms drivingly connected to the two sides of the movable mold 6 are provided on both sides of the lower working table 5. Guide rails 7 for the upward and downward displacement movement of the movable pressing plate 4 are provided on both sides of the frame 1, and a limiting block 8 is provided at the end of the guide rail 7. The movable mold 6 includes a mold cavity 9, a left mold 10 and a right mold 11. The left mold 10 and the right mold 11 are respectively connected to the crankshaft mechanism. The crankshaft mechanism includes a first drive unit 12 and a second drive unit 14 symmetrically installed on both sides of the lower working table 5. The first drive unit 12 The first drive unit 12 has the same structure as the second drive unit 14. The first drive unit 12 is drivingly connected to the first movable block 13. The left crankshaft 18 is symmetrically installed on both sides of the first movable block 13. The left crankshaft 18 is drivingly connected to the left mold 10. The second drive unit 14 is drivingly connected to the second movable block 15. The right crankshaft 16 is symmetrically installed on both sides of the second movable block 15. The right crankshaft 16 is drivingly connected to the right mold 11. By starting the first drive unit 12 and the second drive unit 14, the left crankshaft 18 and the right crankshaft 16 are driven to move, so that the left mold 10 and the right mold 11 can be quickly opened and closed, so that the movable mold 6 has the function of quickly opening and closing. The main oil cylinder 3 is started to drive the movable pressing plate 4 to perform hydraulic processing on the workpiece located in the movable mold 6, and the product is quickly pressed into shape. Then the left crankshaft 18 and the right crankshaft 16 move to open the mold and take out the material, which is faster, saves processing time, and greatly improves processing efficiency.

[0017] Among them, an electric control box 17 is installed on one side of the lower workbench 5, and the main oil cylinder 3 and the first drive unit 12 and the second drive unit 14 are started by the electric control box 17, so as to realize the hydraulic process and the mold opening and closing process.

[0018] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0019] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A servo hydraulic press with left and right crankshafts, comprising a frame (1), characterized in that: A hydraulic station (2) is installed on the top of the frame (1), a main oil cylinder (3) is installed on the top of the frame (1), the main oil cylinder (3) is drivingly connected to a movable pressure plate (4), a lower workbench (5) is arranged on the frame (1) below the movable pressure plate (4), a movable mold (6) matching the movable pressure plate (4) is arranged on the lower workbench (5), and crankshaft mechanisms drivingly connected to the two sides of the movable mold (6) are arranged on both sides of the lower workbench (5).

2. A servo hydraulic press with left and right crankshafts according to claim 1, characterized in that: Guide rails (7) for the movable pressing plate (4) to move up and down are arranged on both sides of the frame (1), and limit blocks (8) are arranged at the ends of the guide rails (7).

3. A servo hydraulic press with left and right crankshafts according to claim 1, characterized in that: The movable mold (6) comprises a mold cavity (9), a left mold (10) and a right mold (11), and the left mold (10) and the right mold (11) are respectively connected to the crank mechanism for driving.

4. A servo hydraulic press with left and right crankshafts according to claim 3, characterized in that: The crankshaft mechanism comprises a first drive unit (12) and a second drive unit (14) which are symmetrically mounted on both sides of the lower workbench (5); the first drive unit (12) and the second drive unit (14) have the same structure.

5. A servo hydraulic press with left and right crankshafts according to claim 4, characterized in that: The first driving unit (12) is drivingly connected to a first movable block (13), and a left crankshaft (18) is symmetrically installed on both sides of the first movable block (13), and the left crankshaft (18) is drivingly connected to the left mold (10). The second driving unit (14) is drivingly connected to a second movable block (15), and a right crankshaft (16) is symmetrically installed on both sides of the second movable block (15), and the right crankshaft (16) is drivingly connected to the right mold (11).

6. The servo hydraulic press with left and right crankshafts according to claim 1, characterized in that: An electric control box (17) is installed on one side of the lower workbench (5).

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