Anti-loosening side-pulling chassis

Abstract

The utility model discloses an anti-loosening side-pulling chassis which comprises a base, a plurality of spring pieces which are annularly distributed at equal intervals are arranged on the base, a top cover is installed at one end of each spring piece, a connecting part is integrally formed at the bottom of the top cover, a bolt is inserted between the connecting part and the spring pieces, a nut is connected to the outer side of the bolt in a threaded mode, and a through hole is formed in the bolt in a penetrating mode. Through the arrangement of the limiting plate, the metal elastic piece and the through hole, the bolt and the nut can be prevented from rotating, looseness under vibration is prevented, it is ensured that the spring piece is firmly connected with the top cover, the top cover is not prone to falling off, and the service life of the top cover is prolonged. And the metal elastic sheet can be prevented from being separated from the through hole through the arranged bending part, the limiting plate can be prevented from rotating through the arranged clamping block and the arranged clamping groove, and it is ensured that the limiting plate is firmly installed.

Description

Technical Field

[0001] The utility model relates to the technical field of vibration plates, in particular to an anti-loosening side-pull chassis. Background Art

[0002] The vibrating plate is an auxiliary feeding equipment for automatic assembly or automatic processing machinery. It is widely used in various manufacturing industries to realize automatic directional sorting and conveying of materials and improve production efficiency. The vibrating plate is mainly composed of a hopper, chassis, controller, linear feeder and storage bin. There are many types of chassis, including forward pull chassis, side pull chassis, piezoelectric chassis, Kobelco chassis and square chassis, etc.

[0003] The top cover and spring sheet in the existing side-pull chassis are fixed with bolts and nuts. However, both the top cover and the spring sheet are subjected to vibration during use. After long-term use, the bolts and nuts will become loose, resulting in a loose connection between the top cover and the spring sheet, affecting normal use. Utility Model Content

[0004] The purpose of the utility model is to provide an anti-loosening side-pull chassis to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an anti-loosening side-pull chassis, comprising a base, a plurality of spring sheets equidistantly distributed in a ring shape are provided on the base, a top cover is installed at one end of the spring sheet, a connecting portion is integrally formed at the bottom of the top cover, a bolt is inserted between the connecting portion and the spring sheet, a nut is threadedly connected to the outer side of the bolt, a through hole is penetrated through the bolt, a limiting plate is installed on the outer side of the nut, a metal spring sheet matching the through hole is provided on the inner side of the limiting plate, and a bending portion is provided on the metal spring sheet.

[0006] As a preferred solution of the present invention, a clamping block is provided on one side of the limiting plate, and a clamping groove that matches the clamping block is provided on the connecting portion.

[0007] As a preferred solution of the present invention, a plurality of rubber feet are provided on the bottom of the base.

[0008] As a preferred solution of the present invention, a plurality of electromagnets are installed on the top of the base.

[0009] As a preferred solution of the present invention, the spring piece is arranged obliquely.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention can prevent the bolt and nut from rotating through the limit plate, metal spring sheet and through hole, prevent loosening under vibration, ensure that the spring sheet is firmly connected to the top cover, and the set bending portion can prevent the metal spring sheet from separating from the through hole, and the set clamping block and clamping slot can prevent the limit plate from rotating, ensuring that the limit plate is firmly installed. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0012] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0013] Figure 3 This is a schematic diagram of the structure of the utility model when the limit plate is not installed;

[0014] Figure 4 For this utility model Figure 3 Enlarged view of point B in the middle;

[0015] Figure 5 This is a structural diagram of the limiting plate of the utility model.

[0016] In the figure: 1. Base; 2. Spring sheet; 3. Top cover; 4. Electromagnet; 5. Rubber foot; 6. Connecting part; 7. Bolt; 8. Limiting plate; 9. Slot; 10. Nut; 11. Bending part; 12. Metal spring; 13. Through hole; 14. Block. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figures 1 to 5The utility model provides a technical solution: an anti-loosening side-pull chassis, comprising a base 1, a plurality of spring sheets 2 distributed in an annular pattern and at equal intervals are provided on the base 1, a top cover 3 is installed at one end of the spring sheet 2, a connecting portion 6 is integrally formed at the bottom of the top cover 3, a bolt 7 is inserted between the connecting portion 6 and the spring sheet 2, a nut 10 is threadedly connected to the outer side of the bolt 7, the nut 10 and the bolt 7 are used to fix the spring sheet 2 and the connecting portion 6, thereby realizing the connection between the spring sheet 2 and the top cover 3, a through hole 13 is penetrated on the bolt 7, and the nut 1 0 is installed on the outside of the limit plate 8, and the limit plate 8 fits against the outside of the nut 10 to prevent the nut 10 from rotating. The metal spring 12 is inserted into the through hole 13 to prevent the bolt 7 from rotating, thereby preventing the bolt 7 and the nut 10 from loosening under vibration, resulting in a loose connection between the spring sheet 2 and the top cover 3. The inner side of the limit plate 8 is provided with a metal spring 12 that matches the through hole 13, and the metal spring 12 is provided with a bent portion 11. The bent portion 11 is used to block the metal spring 12 to prevent the metal spring 12 from separating from the through hole 13.

[0019] Among them, a block 14 is provided on one side of the limit plate 8, and a slot 9 is provided on the connecting part 6 to cooperate with the block 14. The slot 9 and the block 14 are used to limit the limit plate 8 and prevent the limit plate 8 from rotating.

[0020] A plurality of rubber feet 5 are provided at the bottom of the base 1 , and the rubber feet 5 play a role in buffering and shock absorption, thereby reducing noise.

[0021] Among them, a plurality of electromagnets 4 are installed on the top of the base 1. The electromagnets 4 are pulse electromagnets, which are used to make the top cover 3 vibrate in the vertical direction. The electromagnets 4 are existing technologies and will not be elaborated on in detail.

[0022] The spring sheet 2 is tilted, and the tilted spring sheet 2 is used to drive the top cover 3 to perform torsional vibration around its vertical axis.

[0023] Specifically, when in use, pass the bolt 7 between the spring sheet 2 and the connecting part 6, and then screw the nut 10 onto the bolt 7 to achieve the connection and fixation between the spring sheet 2 and the top cover 3. Then take the limit plate 8 and install it to the outside of the nut 10 from the side. After installation, the limit plate 8 fits with the nut 10, and the block 14 is inserted into the slot 9. The metal spring sheet 12 is inserted into the through hole 13. The limit plate 8 prevents the nut 10 from rotating, and the metal spring sheet 12 prevents the bolt 7 from rotating, ensuring that the spring sheet 2 is firmly connected to the connecting part 6.

[0024] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "two ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one such feature.

[0026] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-loosening side-pull chassis, comprising a base (1), a plurality of spring sheets (2) equidistantly distributed in an annular shape are provided on the base (1), a top cover (3) is installed at one end of the spring sheet (2), and the characteristics are: The bottom of the top cover (3) is integrally formed with a connecting portion (6), a bolt (7) is inserted between the connecting portion (6) and the spring sheet (2), a nut (10) is threadedly connected to the outer side of the bolt (7), a through hole (13) is passed through the bolt (7), a limiting plate (8) is installed on the outer side of the nut (10), a metal spring (12) matching the through hole (13) is provided on the inner side of the limiting plate (8), and a bending portion (11) is provided on the metal spring (12).

2. The anti-loosening side-pull chassis according to claim 1, characterized in that: A clamping block (14) is provided on one side of the limiting plate (8), and a clamping slot (9) matching the clamping block (14) is provided on the connecting portion (6).

3. The anti-loosening side-pull chassis according to claim 1, characterized in that: The bottom of the base (1) is provided with a plurality of rubber feet (5).

4. The anti-loosening side-pull chassis according to claim 1, characterized in that: A plurality of electromagnets (4) are installed on the top of the base (1).

5. The anti-loosening side-pull chassis according to claim 1, characterized in that: The spring piece (2) is arranged obliquely.

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