Multi-station servo hydraulic machine

Abstract

The utility model discloses a multi-station servo hydraulic machine which comprises a base, a supporting frame is welded to one side of the top end of the base, an oil cylinder is installed at the top end in the supporting frame, and a hydraulic die is installed at the bottom end of the oil cylinder. According to the multi-station servo hydraulic machine, the die holder, the limiting sliding groove, the connecting rod and the balls are arranged, the oil cylinder is started, the oil cylinder drives the hydraulic die to descend so that raw materials in the die holder can be punched through the hydraulic die to form a product, and when the hydraulic die descends, the limiting sliding groove can limit the hydraulic die through the connecting rod to improve the stability of the hydraulic die; the hydraulic die and the die holders are prevented from being misplaced to affect the stamping effect, the balls in the rolling grooves can reduce friction between the connecting rods and the limiting sliding grooves, so that the connecting rods can conveniently slide in the limiting sliding grooves, and the four die holders are arranged at the top end of the workbench, so that the problem that the hydraulic die is not effectively limited, and the stamping effect is affected is solved. And the lifting stability of the hydraulic mold is poor.

Description

Technical Field

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

[0002] Hydraulic presses are machines used to transfer kinetic energy to realize various products. With the development of society and the advancement of science and technology, multi-station servo hydraulic punches are widely used in various occasions. Hydraulic presses can not only forge and form, but also be used for correction, pressing, packaging, pressing blocks and pressing plates, etc. However, when using multi-station servo hydraulic presses, it is found that the hydraulic mold is not effectively limited, and the stability of the hydraulic mold lifting is poor. Therefore, we proposed a new type of multi-station servo hydraulic press to improve the above problems. Utility Model Content

[0003] The utility model aims to provide a multi-station servo hydraulic press to solve the problem in the above background technology that the hydraulic mold is not effectively limited and the lifting stability of the hydraulic mold is poor.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-station servo hydraulic press, comprising a base, a support frame welded to one side of the top of the base, an oil cylinder installed at the top of the support frame, a hydraulic mold installed at the bottom of the oil cylinder, a shell is provided at the top of the base, a workbench is provided at the top of the shell, a mold base is installed at the top of the workbench, a connecting rod is welded to one side of the hydraulic mold, a limiting slide groove is provided inside the support frame, a rolling groove is provided inside the connecting rod, a ball is provided inside the rolling groove, and reserved grooves are respectively provided inside the workbench and the mold base.

[0005] Preferably, the mold bases are provided in four groups, and the mold bases are distributed in a ring shape at the edge of the top end of the workbench.

[0006] Preferably, one side of the connecting rod is arranged inside the limiting sliding groove, and one side of the connecting rod slides up and down inside the limiting sliding groove.

[0007] Preferably, a mounting frame is welded to the other side of the shell, an electric push rod is installed on one side of the mounting frame, the other side of the shell is fixedly connected to a frame, the frame is movably connected to a movable plate inside, limiting grooves are provided at both ends of the movable plate, a connecting plate is movably connected to the movable plate inside, a top rod is fixedly connected to the bottom and top of the connecting plate, limiting axes are fixedly connected to both ends of the connecting plate, and guide grooves are provided at both ends of the frame.

[0008] Preferably, the movable plate is installed on one side of the electric push rod, and the limiting shaft is arranged inside the guide groove and the limiting groove.

[0009] Preferably, the push rod passes through the bottom end and the top end of the frame, and the push rod is arranged at the bottom end of the mold base.

[0010] Preferably, a stepper motor is installed at a middle position of the top end of the shell, and an output end of the stepper motor is fixedly connected to a connecting shaft, and the connecting shaft is fixedly connected to a middle position of the bottom end of the workbench.

[0011] Preferably, connecting blocks are welded on both sides of the bottom end of the workbench, a rotating block is fixedly connected to the bottom end of the connecting block, a rotating groove is opened at the top end inside the shell, and the rotating block rotates inside the rotating groove.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the multi-station servo hydraulic press not only facilitates the limiting of the hydraulic mold and the ejection of the formed product, but also improves the stability of the workbench rotation;

[0013] (1) A die base, a hydraulic die, a limiting slide groove, a connecting rod and a ball bearing are provided, and the oil cylinder is started, and the oil cylinder drives the hydraulic die to descend so that the hydraulic die can punch the raw material inside the die base to form the product. When the hydraulic die descends, the limiting slide groove can limit the hydraulic die through the connecting rod to improve the stability of the hydraulic die, and prevent the hydraulic die and the die base from being misaligned to affect the stamping effect. The ball bearing inside the rolling groove can reduce the friction between the connecting rod and the limiting slide groove, so that the connecting rod can slide inside the limiting slide groove conveniently. Four sets of die bases are provided on the top of the workbench;

[0014] (2) By providing a mold base, a connecting shaft, a stepper motor, a connecting block and a rotating block, the device starts the stepper motor during operation, and the stepper motor drives the workbench to rotate through the connecting shaft, so that the mold base at the top of the workbench can be conveniently rotated to the bottom of the hydraulic mold in sequence. The rotating workbench can facilitate the hydraulic mold to continuously process the inside of the mold base, thereby improving the working efficiency of the device. When the connecting shaft drives the workbench to rotate, the rotating block at the bottom of the connecting block will rotate inside the rotating groove, thereby improving the stability of the workbench and the mold base during operation;

[0015] (3) By setting a limit shaft, a mounting frame, an electric push rod, a movable plate, a push rod, a guide groove and a limit groove, when the molded product rotates to the top of the push rod, the electric push rod is started, and the electric push rod drives the movable plate to move left and right. Since the limit shafts at both ends of the push rod are inside the guide groove and the limit groove and the limit shaft can slide inside the guide groove and the limit groove, when the movable plate moves left and right, the limit shaft will drive the push rod to rise and fall through the connecting plate, so that the push rod can eject the product inside the mold base. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of an enlarged front cross-sectional structure of the frame of the utility model;

[0018] Figure 3 It is a schematic diagram of an enlarged cross-sectional top view of the frame of the utility model;

[0019] Figure 4 It is a schematic diagram of a partial cross-section of the connecting rod of the utility model;

[0020] Figure 5 For the utility model Figure 1 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0021] In the figure: 1. base; 2. shell; 3. connecting plate; 4. limit shaft; 5. mounting frame; 6. electric push rod; 7. frame; 8. workbench; 9. mold base; 10. hydraulic mold; 11. oil cylinder; 12. support frame; 13. limit slide groove; 14. connecting rod; 15. connecting shaft; 16. stepping motor; 17. movable plate; 18. push rod; 19. guide groove; 20. limit groove; 21. ball; 22. rolling groove; 23. connecting block; 24. rotating block; 25. rotating groove. DETAILED DESCRIPTION

[0022] 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.

[0023] Example 1: Please refer to Figure 1-5 A multi-station servo hydraulic press comprises a base 1, a support frame 12 is welded on one side of the top of the base 1, a cylinder 11 is installed on the top of the support frame 12, a hydraulic mold 10 is installed on the bottom of the cylinder 11, a shell 2 is arranged on the top of the base 1, a workbench 8 is arranged on the top of the shell 2, a mold base 9 is installed on the top of the workbench 8, a connecting rod 14 is welded on one side of the hydraulic mold 10, a limited sliding groove 13 is arranged inside the support frame 12, a rolling groove 22 is arranged inside the connecting rod 14, a ball 21 is arranged inside the rolling groove 22, and reserved grooves are respectively arranged inside the workbench 8 and the mold base 9;

[0024] The mold base 9 is provided with four groups, and the mold base 9 is distributed in a ring shape at the edge of the top of the workbench 8. One side of the connecting rod 14 is arranged inside the limiting slide groove 13, and one side of the connecting rod 14 slides up and down inside the limiting slide groove 13;

[0025] Specifically, Figure 1and Figure 4 As shown, the oil cylinder 11 is started, and the oil cylinder 11 drives the hydraulic mold 10 to descend so that the hydraulic mold 10 punches the raw material inside the mold base 9 to form the product. When the hydraulic mold 10 descends, the limiting slide 13 will limit the hydraulic mold 10 through the connecting rod 14 to improve the stability of the hydraulic mold 10 and prevent the hydraulic mold 10 and the mold base 9 from being misaligned and affecting the stamping effect. The ball 21 inside the rolling groove 22 can reduce the friction between the connecting rod 14 and the limiting slide 13, thereby facilitating the sliding of the connecting rod 14 inside the limiting slide 13. Four groups of mold bases 9 are arranged on the top of the workbench 8.

[0026] Embodiment 2: A mounting frame 5 is welded to the other side of the shell 2, an electric push rod 6 is installed on one side of the mounting frame 5, a frame 7 is fixedly connected to the other side of the shell 2, a movable plate 17 is movably connected to the inside of the frame 7, limiting grooves 20 are provided at both ends of the movable plate 17, a connecting plate 3 is movably connected to the inside of the movable plate 17, a push rod 18 is fixedly connected to the bottom and top ends of the connecting plate 3, and a limiting shaft 4 is fixedly connected to both ends of the connecting plate 3, a guide groove 19 is provided at both ends of the frame 7, the movable plate 17 is installed on one side of the electric push rod 6, the limiting shaft 4 is provided inside the guide groove 19 and the limiting groove 20, the push rod 18 passes through the bottom and top ends of the frame 7, and the push rod 18 is provided at the bottom end of the mold base 9;

[0027] Specifically, Figure 1 and Figure 5 As shown, the stepper motor 16 is started, and the stepper motor 16 drives the workbench 8 to rotate through the connecting shaft 15, so that the mold base 9 at the top of the workbench 8 can be conveniently rotated to the bottom of the hydraulic mold 10 in sequence. The rotating workbench 8 can facilitate the hydraulic mold 10 to continuously process the inside of the mold base 9 to improve the working efficiency of the device. When the connecting shaft 15 drives the workbench 8 to rotate, the rotating block 24 at the bottom of the connecting block 23 will rotate inside the rotating groove 25, thereby improving the stability of the workbench 8 and the mold base 9 during operation.

[0028] Embodiment 3: A stepper motor 16 is installed at the middle position of the top of the housing 2, and the output end of the stepper motor 16 is fixedly connected to a connecting shaft 15, and the connecting shaft 15 is fixedly connected to the middle position of the bottom end of the workbench 8. Connecting blocks 23 are welded on both sides of the bottom end of the workbench 8, and a rotating block 24 is fixedly connected to the bottom end of the connecting block 23. A rotating groove 25 is opened at the top of the housing 2, and the rotating block 24 rotates inside the rotating groove 25;

[0029] Specifically, Figure 1 , Figure 2 and Figure 3As shown, when the formed product rotates to the top of the ejector rod 18, the electric push rod 6 is started, and the electric push rod 6 drives the movable plate 17 to move left and right. Since the limit shafts 4 at both ends of the ejector rod 18 are inside the guide groove 19 and the limit groove 20 and the limit shafts 4 can slide inside the guide groove 19 and the limit groove 20, when the movable plate 17 moves left and right, the limit shafts 4 will drive the ejector rod 18 to rise and fall through the connecting plate 3, so that the ejector rod 18 can eject the product inside the mold base 9.

[0030] Working principle: When the utility model is used, the raw materials are placed inside the die base 9, and then the stepper motor 16 is started. The stepper motor 16 drives the workbench 8 to rotate through the connecting shaft 15, so that the die base 9 at the top of the workbench 8 can be rotated to the bottom of the hydraulic mold 10 in sequence. When the die base 9 reaches the bottom of the hydraulic mold 10, the oil cylinder 11 is started. The oil cylinder 11 drives the hydraulic mold 10 to descend so that the hydraulic mold 10 punches the raw materials inside the die base 9 to form the product. When the hydraulic mold 10 descends, the limiting slide 13 will limit the hydraulic mold 10 through the connecting rod 14 to improve the stability of the hydraulic mold 10 and prevent the hydraulic mold 10 from The misalignment of the mold 10 and the mold base 9 affects the stamping effect. The rotating workbench 8 can facilitate the continuous processing of the inside of the mold base 9 by the hydraulic mold 10 to improve the working efficiency of the device. When the formed product rotates to the top of the push rod 18, the electric push rod 6 is started, and the electric push rod 6 drives the movable plate 17 to move left and right. Since the limit shafts 4 at both ends of the push rod 18 are inside the guide groove 19 and the limit groove 20 and the limit shaft 4 can slide inside the guide groove 19 and the limit groove 20, when the movable plate 17 moves left and right, the limit shaft 4 will drive the push rod 18 to rise and fall through the connecting plate 3, so that the push rod 18 can eject the product inside the mold base 9.

[0031] 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.

Claims

1. A multi-station servo hydraulic press, comprising a base (1), characterized in that: A support frame (12) is welded to one side of the top of the base (1), an oil cylinder (11) is installed at the top of the support frame (12), a hydraulic mold (10) is installed at the bottom of the oil cylinder (11), a shell (2) is arranged at the top of the base (1), a workbench (8) is arranged at the top of the shell (2), a mold base (9) is installed at the top of the workbench (8), a connecting rod (14) is welded to one side of the hydraulic mold (10), a limited sliding groove (13) is arranged inside the support frame (12), a rolling groove (22) is arranged inside the connecting rod (14), a ball (21) is arranged inside the rolling groove (22), and reserved grooves are respectively arranged inside the workbench (8) and the mold base (9).

2. A multi-station servo hydraulic press according to claim 1, characterized in that: The mold bases (9) are provided in four groups, and the mold bases (9) are distributed in a ring shape at the edge of the top end of the workbench (8).

3. The multi-station servo hydraulic press according to claim 1, characterized in that: One side of the connecting rod (14) is arranged inside the limiting sliding groove (13), and one side of the connecting rod (14) slides up and down inside the limiting sliding groove (13).

4. The multi-station servo hydraulic press according to claim 1, characterized in that: A mounting frame (5) is welded to the other side of the shell (2), an electric push rod (6) is installed on one side of the mounting frame (5), the other side of the shell (2) is fixedly connected to a frame (7), the frame (7) is movably connected to a movable plate (17) inside, limiting grooves (20) are provided at both ends of the movable plate (17), the movable plate (17) is movably connected to a connecting plate (3) inside, the bottom and top ends of the connecting plate (3) are fixedly connected to a push rod (18), the two ends of the connecting plate (3) are fixedly connected to a limiting shaft (4), and the two ends of the frame (7) are provided with guide grooves (19).

5. A multi-station servo hydraulic press according to claim 4, characterized in that: The movable plate (17) is installed on one side of the electric push rod (6), and the limiting shaft (4) is arranged inside the guide groove (19) and the limiting groove (20).

6. The multi-station servo hydraulic press according to claim 4, characterized in that: The push rod (18) passes through the bottom end and the top end of the frame (7), and the push rod (18) is arranged at the bottom end of the mold base (9).

7. The multi-station servo hydraulic press according to claim 1, characterized in that: A stepper motor (16) is installed at the middle position of the top end of the housing (2), and the output end of the stepper motor (16) is fixedly connected to a connecting shaft (15), and the connecting shaft (15) is fixedly connected to the middle position of the bottom end of the workbench (8).

8. The multi-station servo hydraulic press according to claim 1, characterized in that: Connecting blocks (23) are welded on both sides of the bottom end of the workbench (8), a rotating block (24) is fixedly connected to the bottom end of the connecting block (23), a rotating groove (25) is provided at the top end inside the shell (2), and the rotating block (24) rotates inside the rotating groove (25).

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