Closed double-point high-speed precision press

Abstract

The utility model discloses a closed double-point high-speed precision press machine, which relates to the technical field of press machines and comprises four vertical plates fixedly mounted on two electric push rods on a body respectively, and two semicircular plates are arranged on two sides of output shafts of the two electric push rods respectively. Clamping grooves are formed in the outer walls of the four semi-annular plates correspondingly, semi-annular sponge plates are fixedly mounted on the inner walls of the four semi-annular plates correspondingly, the four semi-annular sponge plates make contact with output shafts of the two electric push rods correspondingly, and clamping rods are slidably mounted on the four vertical plates correspondingly. The closed type double-point high-speed precision press machine has the advantages that the press machine is convenient to use, dust adhering to the electric push rod is cleaned, and the dust is prevented from entering the electric push rod to affect the service life.

Description

Technical Field

[0001] The utility model relates to the technical field of presses, in particular to a closed double-point high-speed precision press. Background Art

[0002] The press is a general-purpose press with a sophisticated structure. It has the characteristics of wide application and high production efficiency. The press can be widely used in cutting, punching, blanking, bending, riveting and forming processes. The closed double-point press generally drives the extruder to move up and down by extending and retracting the output shaft of the electric push rod to plastically deform and fracture the metal to process it into parts.

[0003] However, the output shaft of the electric push rod on the existing closed double-point high-speed precision press is directly exposed to the air. The external dust will directly adhere to the output shaft, causing the output shaft to bring the adhered dust into the interior of the electric push rod when it is extended and retracted back and forth, thus affecting the service life of the electric push rod. Utility Model Content

[0004] The purpose of the utility model is to provide a closed double-point high-speed precision press machine to solve at least any one of the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a closed double-point high-speed precision press, comprising four vertical plates respectively fixedly mounted on two electric push rods on a main body, two semi-annular plates are respectively arranged on both sides of the output shafts of the two electric push rods, the outer walls of the four semi-annular plates are respectively provided with card grooves, the inner walls of the four semi-annular plates are respectively fixedly mounted with semi-annular sponge plates, and the four semi-annular sponge plates are respectively in contact with the output shafts of the two electric push rods, card rods are respectively slidably mounted on the four vertical plates, and one end of the four card rods respectively extends into the corresponding card grooves, one end of the four card rods is respectively fixedly mounted with a movable plate, and compression springs are respectively movably sleeved on the four card rods, and one end of the four compression springs is respectively fixedly connected to the corresponding movable plates, and the other ends of the four compression springs are respectively fixedly connected to the corresponding vertical plates.

[0006] Preferably, positioning grooves are respectively formed on the tops of the four semi-annular plates, two positioning blocks are respectively fixedly mounted on the two electric push rods, and the bottoms of the four positioning blocks extend into the four positioning grooves respectively.

[0007] Preferably, the bottoms of the four vertical plates are respectively provided with mounting grooves, and the four mounting grooves are respectively slidably installed with limit plates, the tops of the four limit plates are respectively fixedly installed with force springs, and the top ends of the four force springs are respectively fixedly connected to the top inner walls of the corresponding mounting grooves, the bottoms of the four limit plates are respectively rotatably installed with rotating rods, and the bottom ends of the four rotating rods extend respectively to the outside of the corresponding mounting grooves, the bottoms of the four vertical plates are respectively provided with slots, and the bottom ends of the four rotating rods are respectively fixedly installed with L-shaped plates, and the top ends of the four L-shaped plates extend respectively into the four slots.

[0008] Preferably, the compression spring and the force-bearing spring are both tin-plated springs.

[0009] Preferably, two limiting grooves are respectively formed on the inner walls of the four installation grooves, and two sides of the two limiting plates respectively extend into the corresponding limiting grooves and are slidably connected to the inner walls of the corresponding limiting grooves.

[0010] Preferably, the bottoms of the four limit plates are respectively provided with rotation grooves, the top ends of the four rotation rods extend into the four rotation grooves and are respectively fixedly sleeved with bearings, and the outer rings of the four bearings are respectively fixedly connected to the inner walls of the four rotation grooves.

[0011] Preferably, the semi-annular sponge plate, the semi-annular plate and the output shaft on the electric push rod have the same center.

[0012] The beneficial effects of the utility model are as follows:

[0013] In the utility model, the semi-annular plate and the semi-annular sponge plate are always in close contact with the electric push rod, and the two semi-annular sponge plates are in close contact with the surface of the output shaft of the electric push rod through a compression spring. The two semi-annular sponge plates form a complete annular sponge ring, and the annular sponge ring cleans the dust on the output shaft of the electric push rod to prevent the dust from entering the interior of the electric push rod as the output shaft retracts and contracts back and forth, thereby affecting the service life of the device. When the semi-annular sponge plate is damaged and needs to be replaced, the L-shaped plate is first moved downward out of the slot, and then the L-shaped plate is rotated to make the L-shaped plate away from the semi-annular plate. At this moment, the L-shaped plate is not in contact with the semi-annular plate, and the staff then moves the two moving plates to drive the two clamping rods to move out of the clamping slot. The staff moves the semi-annular plate downward to remove the damaged semi-annular sponge plate from the device for replacement, and the process is simple, fast, and the work efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A structural schematic diagram of a preferred embodiment of a closed double-point high-speed precision press provided by the utility model;

[0015] Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown;

[0016] Figure 3 for Figure 2 An enlarged schematic diagram of part B is shown;

[0017] Figure 4 for Figure 1 The assembly exploded view of the semi-annular sponge plate, the semi-annular plate and the L-shaped plate shown;

[0018] Figure 5 The present invention is a three-dimensional diagram of a closed double-point high-speed precision press provided by the utility model.

[0019] In the figure: 1. body; 2. electric push rod; 3. vertical plate; 4. semi-circular sponge plate; 5. semi-circular plate; 6. slot; 7. clamping rod; 8. moving plate; 9. positioning block; 10. positioning slot; 11. compression spring; 12. mounting slot; 13. force spring; 14. limit plate; 15. rotating rod; 16. L-shaped plate; 17. slot. DETAILED DESCRIPTION

[0020] 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.

[0021] The utility model provides Figure 1-5A closed double-point high-speed precision press shown in the figure comprises four vertical plates 3 respectively fixedly mounted on two electric push rods 2 on a body 1, two semi-annular plates 5 are respectively arranged on both sides of the output shafts of the two electric push rods 2, the outer walls of the four semi-annular plates 5 are respectively provided with card slots 6, semi-annular sponge plates 4 are respectively fixedly mounted on the inner walls of the four semi-annular plates 5, and the four semi-annular sponge plates 4 are respectively in contact with the output shafts of the two electric push rods 2, the semi-annular sponge plates 4, the semi-annular plates 5 and the output shafts on the electric push rods 2 are of the same center, card rods 7 are respectively slidably mounted on the four vertical plates 3, through holes are respectively opened on the four vertical plates 3, and the four card rods 7 respectively penetrate the four through holes. The four clamping rods 7 are perforated and slidably connected with the inner walls of the four through holes respectively, and one end of the four clamping rods 7 extends into the corresponding clamping grooves 6 respectively, and one end of the four clamping rods 7 is fixedly installed with a movable plate 8 respectively, and the four clamping rods 7 are movably sleeved with compression springs 11 respectively, and one end of the four compression springs 11 is fixedly connected with the corresponding movable plate 8 respectively, and the other end of the four compression springs 11 is fixedly connected with the corresponding vertical plates 3 respectively, and the two semi-annular sponge plates 4 are in close contact with the surface of the output shaft of the electric push rod 2 through the compression springs 11, and a complete annular sponge ring is formed by the two semi-annular sponge plates 4, which cleans the dust on the output shaft of the electric push rod 2.

[0022] In order to enable people to quickly install new semi-annular plates 5 and semi-annular sponge plates 4 on the device and improve work efficiency, positioning grooves 10 are respectively opened on the tops of the four semi-annular plates 5, and two positioning blocks 9 are respectively fixedly installed on the two electric push rods 2, and the bottoms of the four positioning blocks 9 extend into the four positioning grooves 10 respectively. When the positioning blocks 9 are completely entered into the positioning grooves 10, the clamping grooves 6 are opposite to the clamping grooves 6, so that the clamping rod 7 can quickly enter the clamping grooves 6 to clamp the semi-annular plates 5.

[0023] In order to make the semi-annular plate 5 and the semi-annular sponge plate 4 always in close contact with the electric push rod 2, and then to completely clean the dust on the output shaft of the electric push rod 2, the bottom of the four vertical plates 3 are respectively provided with mounting grooves 12, and the four mounting grooves 12 are respectively slidably installed with limit plates 14. In order to limit the limit plates 14, so that the limit plates 14 always maintain the current position when the rotating rod 15 rotates, and at the same time make the limit plates 14 more stable when moving, two limit grooves are respectively provided on the inner walls of the four mounting grooves 12, and the two sides of the two limit plates 14 extend into the corresponding limit grooves respectively and are respectively slidably connected with the inner walls of the corresponding limit grooves. The tops of the four limit plates 14 are respectively fixedly installed with force springs 13. In order to improve the service life of the compression springs 11 and the force springs 13, the compression springs 13 are The spring 11 and the force spring 13 are both tin-plated springs, and the top ends of the four force springs 13 are fixedly connected to the top inner walls of the corresponding mounting grooves 12, and the bottom ends of the four limit plates 14 are rotatably installed with rotating rods 15. In order to rotatably install the rotating rods 15 on the limit plates 14, the bottom ends of the four limit plates 14 are respectively provided with rotating grooves, the top ends of the four rotating rods 15 extend into the four rotating grooves and are respectively fixedly sleeved with bearings, and the outer rings of the four bearings are respectively fixedly connected to the inner walls of the four rotating grooves, and the bottom ends of the four rotating rods 15 extend to the outside of the corresponding mounting grooves 12, and the bottom ends of the four vertical plates 3 are respectively provided with slots 17, and the bottom ends of the four rotating rods 15 are respectively fixedly installed with L-shaped plates 16, and the top ends of the four L-shaped plates 16 extend into the four slots 17.

[0024] The working principle of the closed double-point high-speed precision press provided by the utility model is as follows: in the initial state, the compression spring 11 and the force spring 13 are both in a stretched state, and the force spring 13 makes the two L-shaped plates 16 always press the semi-annular plate 5 upward, so that the semi-annular plate 5 and the semi-annular sponge plate 4 are always in close contact with the electric push rod 2, and the compression spring 11 makes the clamping rod 7 always be located at one end in the clamping groove 6 without being affected by other external forces to clamp the semi-annular sponge plate 4, stably install the semi-annular sponge plate 4 in the current position, and make the two semi-annular sponge plates 4 in close contact with the surface of the output shaft of the electric push rod 2, and form a complete annular sponge ring through the two semi-annular sponge plates 4, which cleans the dust on the output shaft of the electric push rod 2 and removes the dust adhering to the output shaft of the electric push rod 2. , to prevent the dust from entering the interior of the electric push rod 2 as the output shaft moves back and forth, thus affecting the service life of the device. When the semi-annular sponge plate 4 is damaged and needs to be replaced, first move the L-shaped plate 16 downward to move out of the slot 17, then rotate the L-shaped plate 16 180° to make the L-shaped plate 16 away from the semi-annular plate 5, release the L-shaped plate 16, and the force spring 13 changes from a stretched state to a free state, pulling the L-shaped plate 16 upward to contact the vertical plate 3. At this moment, the L-shaped plate 16 is not in contact with the semi-annular plate 5, and the staff moves the two moving plates 8 away from each other to drive the two clamping rods 7 to move out of the clamping slot 6. When the clamping rod 7 is completely moved out of the clamping slot 6, the semi-annular plate 5 changes from a clamping state to a free state, and the staff moves the semi-annular plate 5 downward to remove the damaged semi-annular sponge plate 4 from the device for replacement. The process is simple, fast and efficient.

[0025] Compared with the related art, the closed double-point high-speed precision press provided by the utility model has the following beneficial effects:

[0026] The utility model provides a closed double-point high-speed precision press machine, by making the semi-annular plate 5 and the semi-annular sponge plate 4 always in close contact with the electric push rod 2, and by compressing the spring 11, the two semi-annular sponge plates 4 are in close contact with the surface of the output shaft of the electric push rod 2, and the two semi-annular sponge plates 4 form a complete annular sponge ring, and the annular sponge ring cleans the dust on the output shaft of the electric push rod 2, and prevents the dust from entering the interior of the electric push rod 2 as the output shaft retracts and retracts back and forth, thereby affecting the service life of the device. When the semi-annular sponge plate 4 is damaged and needs to be replaced, first move the L-shaped plate 16 downward to move out of the slot 17, and then rotate the L-shaped plate 16 180° to make the L-shaped plate 16 away from the semi-annular plate 5. At this moment, the L-shaped plate 16 is not in contact with the semi-annular plate 5, and the staff then moves the two moving plates 8 to drive the two clamping rods 7 to move out of the clamping slot 6. The staff moves the semi-annular plate 5 downward to remove the damaged semi-annular sponge plate 4 from the device for replacement, and the process is simple, fast, and the work efficiency is high.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A closed double-point high-speed precision press, comprising four vertical plates respectively fixedly mounted on two electric push rods on a body, characterized in that: Two semi-annular plates are respectively arranged on both sides of the output shafts of the two electric push rods, and card grooves are respectively opened on the outer walls of the four semi-annular plates, and semi-annular sponge plates are respectively fixedly installed on the inner walls of the four semi-annular plates, and the four semi-annular sponge plates are respectively in contact with the output shafts of the two electric push rods, and card rods are respectively slidably installed on the four vertical plates, and one ends of the four card rods extend into the corresponding card grooves, and one ends of the four card rods are respectively fixedly installed with movable plates, and compression springs are respectively movably sleeved on the four card rods, and one ends of the four compression springs are respectively fixedly connected to the corresponding movable plates, and the other ends of the four compression springs are respectively fixedly connected to the corresponding vertical plates.

2. A closed double-point high-speed precision press according to claim 1, characterized in that: The tops of the four semi-annular plates are respectively provided with positioning grooves, and two positioning blocks are respectively fixedly mounted on the two electric push rods, and the bottoms of the four positioning blocks extend into the four positioning grooves respectively.

3. A closed double-point high-speed precision press according to claim 2, characterized in that: The four vertical plates are respectively provided with mounting grooves at the bottom, and limit plates are respectively slidably installed on the four mounting grooves, and force springs are respectively fixedly installed on the tops of the four limit plates, and the top ends of the four force springs are respectively fixedly connected to the top inner walls of the corresponding mounting grooves, and rotating rods are respectively rotatably installed on the bottoms of the four limit plates, and the bottom ends of the four rotating rods extend respectively to the outside of the corresponding mounting grooves, and the four vertical plates are respectively provided with slots, and L-shaped plates are respectively fixedly installed on the bottom ends of the four rotating rods, and the top ends of the four L-shaped plates extend respectively into the four slots.

4. A closed double-point high-speed precision press according to claim 3, characterized in that: The compression spring and the force spring are both tin-plated springs.

5. A closed double-point high-speed precision press according to claim 4, characterized in that: Two limiting grooves are respectively formed on the inner walls of the four installation grooves, and two sides of the two limiting plates respectively extend into the corresponding limiting grooves and are respectively slidably connected to the inner walls of the corresponding limiting grooves.

6. A closed double-point high-speed precision press according to claim 5, characterized in that: The bottoms of the four limit plates are respectively provided with rotation grooves, the top ends of the four rotation rods extend into the four rotation grooves and are respectively fixedly sleeved with bearings, and the outer rings of the four bearings are respectively fixedly connected to the inner walls of the four rotation grooves.

7. A closed double-point high-speed precision press according to claim 6, characterized in that: The semi-annular sponge plate, the semi-annular plate and the output shaft on the electric push rod have the same center.

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