CN213224252U - Low-pressure casting side die electromagnetic vibrator - Google Patents

Abstract

The utility model discloses a low-pressure casting side die electromagnetic vibrator, which belongs to the technical field of vibration equipment and comprises an insulating shell, wherein the bottom of the insulating shell is fixedly connected with a rubber cushion block, the bottom of the rubber cushion block is fixedly connected with a buffer spring, the bottom of the buffer spring is welded with a fixed flange, the fixed flange is provided with a fixed screw hole, and the fixed screw hole is provided with six groups, the rubber cushion block, the buffer spring and the fixed flange are respectively provided with two groups, and the two groups are symmetrically arranged by taking the central axis as the center, the buffer spring is extruded or pulled by the rubber cushion block, and the buffer spring can provide an opposite elastic force to offset the impact force because the elastic potential energy of the buffer structure is not zero, so that the vibration amplitude of the electromagnetic vibrator at the place where the vibration is not needed is reduced, and the fixed position of the electromagnetic vibrator can not, therefore, the maintenance frequency is reduced, and the working efficiency is improved.

Description

Low-pressure casting side die electromagnetic vibrator

Technical Field

The utility model relates to a vibrating equipment technical field especially relates to a low pressure casting side forms electromagnetic vibrator.

Background

The active electromagnetic vibrator is a high-efficiency and energy-saving vibrator and is widely used in powder machines of chemical engineering, building materials, mineral products and the like. The electromagnetic vibrator is arranged on the outer side of the lower necking part of the powder bin, and the high-frequency vibration generated by the electromagnetic vibrator can effectively eliminate the blocking and arching phenomena of the powder due to internal friction, deliquescence, electrification, component segregation and the like. The electromagnetic vibrator is used as the material dredging device, the structure is simple, the blanking is smooth, and the feeding system can be stabilized. The electromagnetic vibrator can also be used on other machines requiring a vibration source. The electromagnetic vibrator is simple to use, a diode attached to the vibrator is connected in series with a lead of a coil winding, and the electromagnetic vibrator can work when a 220V alternating current power supply is connected. When in use, the power of the vibrator can be selected according to conditions such as vibrating medium, thickness of bin wall and the like.

Patent No. CN103418539A discloses an electromagnetic vibrator, including vibrations platform and the base that from top to bottom sets gradually, it is provided with the spring to support symmetrically between vibrations platform and the base, the embedded electro-magnet that is equipped with of base, the vibrations platform up end is provided with the moving contact with an electrical connection of electro-magnet, still is provided with the static contact with another electrical connection of electro-magnet directly over this moving contact, the electro-magnet includes solenoid and sets up the electromagnetic core in the middle of solenoid, solenoid's anodal is connected with the moving contact electricity through the positive terminal that sets up in base one side, and solenoid's negative pole is connected with DC power supply, static contact electricity in proper order through the negative terminal that sets up in base one side, the static contact passes through cell type support and fix with screw on the base. Compared with the prior art, the invention simplifies the structure, is easy to process, convenient to adjust the amplitude and frequency, has low noise, is economical and durable by arranging the electromagnet and the moving and static contacts.

The prior art has the following disadvantages: 1. the vibration reduction structure is not arranged, so that the fixed position of the vibrator is easy to loosen, frequent investigation is needed, and the working efficiency is reduced; 2. the amplitude of vibration cannot be adjusted, the function is single, and therefore the low-pressure casting side die electromagnetic vibrator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a low pressure casting side form electromagnetic vibrator, aim at using low pressure casting side form electromagnetic vibrator, fix electromagnetic vibrator at the position that needs to be fixed through the fixed screw on the mounting flange, open electromagnetic vibrator and make the vibrator begin to vibrate, shake from top to bottom, equipment extrudes or stimulates the rubber cushion, make the rubber cushion extrude or stimulates buffer spring, because the elastic potential energy of buffer structure self is not zero, so buffer spring can provide an opposite elasticity and offset the impact force, make the electromagnetic vibrator reduce in the vibration amplitude of the place that does not need to vibrate, make the fixed position of electromagnetic vibrator not become flexible very fast, thus has reduced the frequency of maintenance, the efficiency in the work is improved, insert the electric wire from the electric power input hole and make it be connected with the varistor slide bar, make coil B switch on, produce the magnetic field with the iron core cooperation, the generated magnetic field attracts the armature to move the armature downwards, when the armature touches the iron core B, the current passes through the armature and the electric spring to electrify the coil A under the action of the current conducting plate, so that the coil A and the iron core A generate the magnetic field, because the number of turns of the coil A is more than that of the coil B, so the magnetic field intensity generated by the coil A is larger than that generated by the coil B, and the magnetic force of the coil A pulls the armature back at the moment, so that the coil A is powered off, then the armature is attracted by the magnetic field generated by the coil B again, the operation is repeated, so that the insulating vibration platform vibrates, the sliding block drives the iron core B to slide on the varistor sliding rod by pulling the handle, the size of the resistor can be changed, therefore, the size of the current is changed, the magnetic field generated by the coil B and the iron core B is changed, the amplitude of vibration can be changed, and the practicability of the electromagnetic vibrator is improved.

The utility model provides a specific technical scheme as follows:

the utility model provides a low pressure casting side form electromagnetic vibrator, which comprises an insulating shell, wherein the bottom of the insulating shell is fixedly connected with a rubber cushion block, the bottom of the rubber cushion block is fixedly connected with a buffer spring, the bottom of the buffer spring is welded with a fixed flange, the fixed flange is provided with six groups of fixed screw holes, the rubber cushion block, the buffer spring and the fixed flange are respectively provided with two groups, and the two groups of the rubber cushion block, the buffer spring and the fixed flange are symmetrically arranged by taking the central axis as the center, one side surface of the insulating shell is provided with an electric power input hole, the bottom in the insulating shell is provided with a rheostatic slide bar, the rheostatic slide bar is provided with a slide groove, the slide groove is in sliding connection with a slide block, an iron core B is fixedly connected on the slide block, a circle surface of the iron core B is wound with a coil B, one side surface of the slide, and the end side of the insulating connecting rod, which is far away from the sliding block, penetrates through the insulating shell and is in interference connection with a handle.

Optionally, limit spring is installed at the top in the insulating casing, limit spring is provided with two sets ofly, and two sets of limit spring use the axis to be the symmetry setting as the center, limit spring one side surface mounting has armature, and is two sets of limit spring passes through armature fixed connection.

Optionally, surface mounting has vibrating spring at the top of the insulating casing, vibrating spring is provided with two sets, and two sets vibrating spring passes through conducting plate fixed connection, insulating vibration platform is installed at the top of conducting plate.

Optionally, an electric spring is installed to the current conducting plate bottom, the current conducting plate passes through electric spring and armature electric connection, iron core A is installed to the current conducting plate bottom, iron core A a week surface winding has coil A.

Optionally, the power input end of the varistor slide bar is connected with the power output end of an external power supply.

The utility model has the advantages as follows:

the embodiment of the utility model provides a low pressure casting side forms electromagnetic vibrator:

1. use low pressure casting side form electromagnetic vibrator, fix electromagnetic vibrator in the position that needs to be fixed through the fixed screw on the mounting flange, open electromagnetic vibrator and make the vibrator begin to vibrate when, shake from top to bottom, equipment extrusion or pulling rubber cushion, make rubber cushion extrusion or pulling buffer spring, because of the elastic potential energy of buffer structure self is nonzero, so buffer spring can provide an opposite elasticity and offset the impact force, make electromagnetic vibrator reduce at the vibration range that does not need the place of vibration, make electromagnetic vibrator's fixed position can not become flexible very fast, thereby the frequency of dimension guarantor has been reduced, the efficiency in the work has been improved.

2. Inserting an electric wire from the electric power input hole to connect the electric wire with the resistance-changing sliding rod, electrifying the coil B to generate a magnetic field under the action of the electric current conducting plate by matching with the iron core, attracting the armature by the generated magnetic field, moving the armature downwards, electrifying the coil A by the electric current through the armature and the electric spring under the action of the electric current conducting plate when the armature touches the iron core B, and generating a magnetic field by the coil A and the iron core A, wherein the number of turns of the coil A is more than that of the coil B, so that the magnetic field intensity generated by the coil A is more than that generated by the coil B, the magnetic force of the coil A pulls the armature back to disconnect the power of the coil A, then the armature is attracted by the magnetic field generated by the coil B again, and the steps are repeated, so that the insulating vibration platform vibrates, the sliding block can be driven by pulling the handle to slide the iron core B on the resistance-changing sliding, the vibration amplitude can be changed, and the practicability of the electromagnetic vibrator is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a low-pressure casting side die electromagnetic vibrator according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a fixing flange of a low-pressure casting side die electromagnetic vibrator according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a varistor slide bar of a low-pressure casting side die electromagnetic vibrator according to an embodiment of the present invention;

in the figure: 1. an insulated vibration platform; 2. a vibration spring; 3. an insulating housing; 4. a power input aperture; 5. an insulating connecting rod; 6. a handle; 7. a fixed flange; 8. fixing screw holes; 9. an iron core A; (ii) a 10. An electrical spring; 11. a limiting spring; 12. an armature; 13. an iron core B; 14. a varistor slide bar; 15. a slider; 16. a rubber cushion block; 17. a buffer spring; 18. a sliding groove; 19. a coil A; 20. a coil B; 21. and a conductive plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A low-pressure casting side mold electromagnetic vibrator according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1 to 3, an electromagnetic vibrator for low-pressure casting side forms provided by an embodiment of the present invention includes an insulating housing 3, a rubber pad 16 is fixedly connected to the bottom of the insulating housing 3, a buffer spring 17 is fixedly connected to the bottom of the rubber pad 16, a fixing flange 7 is welded to the bottom of the buffer spring 17, six fixing screw holes 8 are formed in the fixing flange 7, two sets of the rubber pad 16, the buffer spring 17 and the fixing flange 7 are respectively provided, and the two sets of the rubber pad 16, the buffer spring 17 and the fixing flange 7 are symmetrically arranged with respect to a central axis, a power input hole 4 is formed in a surface of one side of the insulating housing 3, a varistor slide bar 14 is installed at the bottom of the insulating housing 3, a slide groove 18 is formed in the varistor slide bar 14, and a slide block 15 is slidably connected in the slide groove 18, fixedly connected with iron core B13 on the slider 15, iron core B13 a week surface winding has coil B20, slider 15 is located one side fixed surface of varistor slide bar 14 bottom and is connected with insulating connecting rod 5, insulating connecting rod 5 is kept away from slider 15 one end side and is run through in insulating casing 3 interference connection and have handle 6.

For example, when the electromagnetic vibrator is cast by using a low pressure, the electromagnetic vibrator is fixed at a position to be fixed through a fixing screw hole 8 on a fixing flange 7, when the electromagnetic vibrator is started to start vibrating, the electromagnetic vibrator shakes up and down, equipment extrudes or pulls a rubber cushion block 16, so that the rubber cushion block 16 extrudes or pulls a buffer spring 17, because the elastic potential energy of the buffer structure is not zero, the buffer spring 17 provides an opposite elastic force to offset the impact force, the vibration amplitude of the electromagnetic vibrator at the position where the vibration is not needed is reduced, the fixed position of the electromagnetic vibrator cannot be loosened quickly, the maintenance frequency is reduced, the maintenance frequency is improved, the working efficiency is improved, a wire is inserted from a power input hole 4 to be connected with a rheostatic slide bar 14, a coil B20 is electrified to cooperate with an iron core B13 to generate a magnetic field, and the generated magnetic field attracts an armature 12, the armature 12 is moved downwards, because the number of turns of the coil a19 is greater than that of the coil B20, the magnetic field intensity generated by the coil a19 is greater than that generated by the coil B20, at this time, the magnetic force of the coil a19 pulls the armature 12 back, so that the coil a19 is powered off, then the armature 12 is attracted by the magnetic field generated by the coil B20 again, and the process is repeated, so that the insulating vibration platform 1 vibrates, the slider 15 can drive the iron core B13 to slide on the rheostatic sliding rod 14 by pulling the handle 6, the size of the resistor can be changed, the size of the current is changed, the magnetic field generated by the coil B20 and the magnetic field generated by the iron core B13 are changed, the amplitude of the vibration can be changed, and the practicability of the electromagnetic vibrator is.

Referring to fig. 1, limiting spring 11 is installed at the top in insulating casing 3, limiting spring 11 is provided with two sets ofly, and two sets of limiting spring 11 use the axis to be the symmetry setting as the center, 11 side surface mounting of limiting spring has armature 12, and is two sets of limiting spring 11 passes through armature 12 fixed connection.

For example, the limit spring 11 may cause the armature 12 to swing up and down, thereby vibrating the electromagnetic vibrator.

Referring to fig. 1, the surface of the top of the insulating housing 3 is provided with two sets of vibrating springs 2, the vibrating springs 2 are fixedly connected with each other through a conductive plate 21, and the insulating vibrating platform 1 is installed on the top of the conductive plate 21.

For example, the electric vibrator may be vibrated by a magnetic field.

Referring to fig. 1, an electrical spring 10 is installed at the bottom of the conductive plate 21, the conductive plate 21 is electrically connected to the armature 12 through the electrical spring 10, an iron core a9 is installed at the bottom of the conductive plate 1, and a coil a19 is wound around the surface of the iron core a 9.

For example, when the armature 12 touches the core B13, current passes through the armature 12 and the electrical spring 10 to energize the coil a19 under the influence of the conductive plate 21, causing the coil a19 and the core a9 to generate a magnetic field.

Referring to fig. 1, the power input end of the varistor slide 14 is connected to the power output end of an external power source.

For example, the resistance may be sized to change the magnitude of the current, such that the amplitude of the vibration changes.

When the electromagnetic vibrator is used, the electromagnetic vibrator is cast by using a low pressure, the electromagnetic vibrator is fixed at a position to be fixed through a fixing screw hole 8 on a fixing flange 7, when the electromagnetic vibrator is started to start vibrating, the electromagnetic vibrator shakes up and down, equipment extrudes or pulls a rubber cushion block 16, the rubber cushion block 16 extrudes or pulls a buffer spring 17, and the buffer spring 17 can provide an opposite elastic force to offset impact force because the elastic potential energy of the buffer structure is not zero, so that the vibration amplitude of the electromagnetic vibrator at the position where the vibration is not needed is reduced, the fixed position of the electromagnetic vibrator cannot be loosened quickly, the maintenance frequency is reduced, the working efficiency is improved, a wire is inserted from a power input hole 4 to be connected with a rheostatic slide bar 14, a coil B20 is electrified to be matched with an iron core B13 to generate a magnetic field, and the generated magnetic field attracts an armature 12, when the armature 12 touches the iron core B13, the current passes through the armature 12 and the electric spring 10 to energize the coil a19 under the action of the conductive plate 21, so that the coil a19 and the iron core a9 generate a magnetic field, because the number of turns of the coil a19 is greater than that of the coil B20, the magnetic field generated by the coil a19 is greater than that generated by the coil B20, so that the magnetic force of the coil a19 pulls the armature 12 back, the coil a19 is powered off, then the armature 12 is attracted by the magnetic field generated by the coil B20 again, and the steps are repeated, so that the insulating vibration platform 1 vibrates, the slider 13 is driven by pulling the handle 6 to slide on the resistance-variable sliding rod 14, the magnitude of the resistance can be changed, the magnitude of the current is changed, the magnetic fields generated by the coil B20 and the iron core B13 are changed, and the amplitude of the vibration can be changed.

The utility model relates to a low-pressure casting side form electromagnetic vibrator, which comprises a1, an insulation vibration platform; 2. a vibration spring; 3. an insulating housing; 4. a power input aperture; 5. an insulating connecting rod; 6. a handle; 7. a fixed flange; 8. fixing screw holes; 9. an iron core A; (ii) a 10. An electrical spring; 11. a limiting spring; 12. an armature; 13. an iron core B; 14. a varistor slide bar; 15. a slider; 16. a rubber cushion block; 17. a buffer spring; 18. a sliding groove; 19. a coil A; 20. a coil B; 21. the conductive plates, components are all standard parts or components known to those skilled in the art, and the structure and principle thereof are known to those skilled in the art through technical manuals or through routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The low-pressure casting side die electromagnetic vibrator comprises an insulating shell (3) and is characterized in that a rubber cushion block (16) is fixedly connected to the bottom of the insulating shell (3), a buffer spring (17) is fixedly connected to the bottom of the rubber cushion block (16), a fixing flange (7) is welded to the bottom of the buffer spring (17), fixing screw holes (8) are formed in the fixing flange (7), six groups of fixing screw holes (8) are formed, two groups of the rubber cushion block (16), the buffer spring (17) and the fixing flange (7) are symmetrically arranged by taking the central axis as the center, an electric power input hole (4) is formed in one side surface of the insulating shell (3), and a variable-resistance sliding rod (14) is installed at the bottom in the insulating shell (3), sliding tray (18) have been seted up on varistor slide bar (14), sliding tray (18) sliding connection has slider (15), fixed connection has iron core B (13) on slider (15), iron core B (13) a week surface winding has coil B (20), slider (15) are located one side fixed surface of varistor slide bar (14) bottom and are connected with insulating connecting rod (5), insulating connecting rod (5) are kept away from slider (15) one end side and are run through in insulating casing (3) interference and be connected with handle (6).

2. The low-pressure casting side die electromagnetic vibrator according to claim 1, wherein two sets of limiting springs (11) are mounted at the top inside the insulating shell (3), the two sets of limiting springs (11) are symmetrically arranged around a central axis, an armature (12) is mounted on one side surface of each limiting spring (11), and the two sets of limiting springs (11) are fixedly connected through the armature (12).

3. The low-pressure casting side die electromagnetic vibrator according to claim 1, characterized in that the vibration springs (2) are installed on the top surface of the insulating shell (3), two sets of the vibration springs (2) are arranged, the two sets of the vibration springs (2) are fixedly connected through a conductive plate (21), and the insulating vibration platform (1) is installed on the top of the conductive plate (21).

4. The low-pressure casting side die electromagnetic vibrator according to claim 3, wherein an electric spring (10) is installed at the bottom of the conductive plate (21), the conductive plate (21) is electrically connected with the armature (12) through the electric spring (10), an iron core A (9) is installed at the bottom of the conductive plate (21), and a coil A (19) is wound on the surface of the iron core A (9) in one circle.

5. The low-pressure casting side mold electromagnetic vibrator according to claim 1, characterized in that the power input end of the varistor slide bar (14) is connected with the power output end of an external power source.

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