CN215634244U

CN215634244U - Special screw of electromagnetism riveting

Info

Publication number: CN215634244U
Application number: CN202122103665.3U
Authority: CN
Inventors: 刘凤利; 刘秀松
Original assignee: Tianjin Yiren Hardware Product Co ltd
Current assignee: Tianjin Yiren Hardware Product Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-25
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a special electromagnetic riveting screw which comprises a shell, wherein the outer wall of the top of the shell is fixedly connected with a top plate, the outer wall of the top plate is provided with a round hole, the inner wall of the round hole is inserted with a rotating screw, the bottom end of the rotating screw is fixedly connected with a rotating gear, the outer wall of the shell is provided with four side holes distributed at equal intervals, the inner walls of the side holes are inserted with sliding blocks, the outer wall of one side of each sliding block is provided with tooth grooves distributed at equal intervals, and the inner wall of the bottom of the shell is fixedly connected with four side fixing plates distributed at equal intervals. The control device is inserted into the riveting hole, after the control device is inserted into the riveting hole, the riveting machine rotates the rotating screw, the rotating screw rotates to drive the rotating gear to rotate, and meanwhile, the sliding block is driven to slide on one side of the side fixing plate, so that one end of the sliding block extends out of the side hole, the control device is in an I shape, the control device is not easy to fall off, and the stability of the control device is improved.

Description

Special screw of electromagnetism riveting

Technical Field

The utility model relates to the technical field of mechanical manufacturing, in particular to a special screw for electromagnetic riveting.

Background

A special riveting screw is a novel fastener applied to thin plates or metal plates. The principle is that the embossing teeth are pressed into preset holes of a metal plate, the aperture of the common preset hole is slightly smaller than the pressing outer diameter of a press riveting screw, the outer diameter of the press riveting screw is pressed into the plate through pressure, the periphery of the hole is caused to generate plastic deformation, and a deformed object is extruded into a guide groove, so that the locking effect is generated. The press-riveting screw is divided into a free-cutting steel press-riveting screw, a stainless steel press-riveting screw and a copper and aluminum press-riveting screw from the material aspect, and the stainless steel press-riveting screw and the copper and aluminum press-riveting screw respectively correspond to different use environments. The specifications are usually from M2 to M6. The riveting screw has no unified national standard and only has an industrial standard.

The existing special riveting screw has the following defects: although the existing special riveting screw presses the outer diameter of the riveting screw into the plate through pressure to cause the periphery of a hole to generate plastic deformation, and a deformed object is squeezed into the guide groove, so that the locking effect is generated, in the using process, particularly when relative movement is generated between materials, the rivet can loosen and fall off.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a special screw for electromagnetic riveting.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a special screw of electromagnetism riveting, includes the shell, the top outer wall fixedly connected with roof of shell, the top outer wall of roof is opened there is the round hole, the inner wall of round hole is pegged graft and is had the rotating screw, the bottom fixed connection of rotating screw has the rotating gear, the outer wall of shell is opened there are four side openings that the equidistance distributes, the inner wall of side opening is pegged graft and is had the sliding block, one side outer wall of sliding block is equipped with the tooth's socket that the equidistance distributes, the board is decided to the limit that four equidistance of the bottom inner wall fixedly connected with of shell distribute, one side outer wall fixedly connected with limiting plate of board is decided to the limit, the bottom outer wall of shell is opened there is the gear groove, the top outer wall of roof is fixed with the fixed plate that the equidistance distributes, the bottom outer wall of roof is equipped with buffer gear.

Further, the diameter of rotating screw equals with the diameter of round hole, and rotating screw and round hole form sliding fit, one side outer wall of limit fixed plate is equipped with the slip track, and the orbital inner wall of slip forms sliding fit with one side outer wall of sliding block, the tooth's socket meshes with the rotating gear mutually, and the one end of sliding block flushes with the surface of shell, the inner wall of side opening is equipped with the mounting rail, and the orbital inner wall of mounting rail forms sliding fit with the sliding block, and rotating gear rotates the one end that can drive the sliding block and stretches out from the side opening.

Further, buffer gear includes buffer spring and buffer board, and buffer spring's both ends are fixed with the bottom outer wall of roof and the top outer wall of buffer board respectively mutually, the internal diameter of buffer board equals with the external diameter of shell, and the buffer board can slide from top to bottom at the outside face of shell, and the buffer board is used for reducing collision strength.

Compared with the prior art, the utility model provides a special screw for electromagnetic riveting, which has the following beneficial effects:

1. this special screw of electromagnetism riveting, through being provided with the rotating screw, the rotating gear, and a housing, the sliding block, when riveting the material, use the riveter to press from both sides the device tightly, the riveting hole of opening in advance above the alignment material, controlling means inserts the riveting hole, insert the back, the rotatory rotating screw of riveter, the rotating screw rotation can drive the rotating gear rotatory, it slides in one side of limit fixed plate to drive the sliding block simultaneously, make the one end of sliding block stretch out from the side opening is inside, make the device be "worker" style of calligraphy, be difficult for droing, the stable form of improvement device.

2. This special screw of electromagnetism riveting, through being provided with fixed plate and gear groove, stretch out the back when the sliding block, presses the rotating screw, when pressing the rotating screw, in the top of rotating screw can get into the circle that the fixed plate encloses, the rotating gear gets into the gear groove simultaneously for the rotating screw is fixed, can not take place the rotation.

3. This special screw of electromagnetism riveting through being provided with buffer spring and buffer board, when riveting, buffer spring and buffer board can reduce the collision strength between device and the material, and the protection device avoids the collision influence.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a schematic overall structure diagram of a special electromagnetic riveting screw provided by the utility model;

FIG. 2 is a schematic view of a rotating screw structure of a special electromagnetic riveting screw according to the present invention;

FIG. 3 is a schematic structural diagram of a housing of a special electromagnetic riveting screw according to the present invention;

fig. 4 is a schematic structural view of a top plate of the special screw for electromagnetic riveting provided by the utility model.

In the figure: 1-rotating screw, 2-fixing plate, 3-top plate, 4-buffer spring, 5-buffer plate, 6-shell, 7-side hole, 8-rotating gear, 9-sliding block, 10-tooth groove, 11-gear groove, 12-limiting plate, 13-side fixing plate and 14-round hole.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, a special screw for electromagnetic riveting comprises a shell 6, a top plate 3 is fixedly connected to the outer wall of the top of the shell 6, a circular hole 14 is formed in the outer wall of the top plate 3, a rotating screw 1 is inserted into the inner wall of the circular hole 14, a rotating gear 8 is fixedly connected to the bottom end of the rotating screw 1, four side holes 7 are formed in the outer wall of the shell 6, the four side holes are distributed equidistantly, a sliding block 9 is inserted into the inner wall of each side hole 7, tooth grooves 10 are distributed equidistantly on the outer wall of one side of the sliding block 9, four side fixing plates 13 are distributed equidistantly and fixedly connected to the inner wall of the bottom of the shell 6, a limiting plate 12 is fixedly connected to the outer wall of one side of each side fixing plate 13, a gear groove 11 is formed in the outer wall of the bottom of the shell 6, fixing plates 2 are distributed equidistantly and fixedly arranged on the outer wall of the top plate 3, a buffering mechanism is arranged on the outer wall of the bottom of the top plate 3, and one end of the sliding block 9 extends out of the side hole 7 by rotating the rotating screw 1, the device is in an I shape, is not easy to fall off, and the stability of the device is improved.

Referring to fig. 1-3, in the present invention, a sliding track is disposed on an outer wall of one side of the side fixing plate 13, an inner wall of the sliding track forms a sliding fit with an outer wall of one side of the sliding block 9, the tooth space 10 is engaged with the rotating gear 8, one end of the sliding block 9 is flush with an outer surface of the outer shell 6, an installation track is disposed on an inner wall of the side hole 7, and an inner wall of the installation track forms a sliding fit with the sliding block 9, rotation of the rotating screw 1 drives the rotating gear 8 to rotate, and simultaneously drives the sliding block 9 to slide on one side of the side fixing plate 13, such that one end of the sliding block 9 extends out of the inside of the side hole 7.

Referring to fig. 1 and 4, in the present invention, the buffer mechanism includes a buffer spring 4 and a buffer plate 5, two ends of the buffer spring 4 are respectively fixed to the bottom outer wall of the top plate 3 and the top outer wall of the buffer plate 5, the inner diameter of the buffer plate 5 is equal to the outer diameter of the housing 6, and the buffer plate 5 can slide up and down on the outer side surface of the housing 6, so that the buffer spring 4 and the buffer plate 5 can reduce the collision strength between the device and the material and protect the device from collision.

The working principle is as follows: when riveting the material, the riveting machine is used for clamping the device, aligning a riveting hole which is pre-opened above the material, inserting the control device into the riveting hole, after the insertion, the riveting machine rotates the rotary screw 1, the rotary screw 1 rotates to drive the rotary gear 8 to rotate, meanwhile, the sliding block 9 is driven to slide on one side of the side fixed plate 13, so that one end of the sliding block 9 extends out of the side hole 7, the device is in an I shape and is not easy to fall off, the stability of the device is improved, when the sliding block 9 is extended out, the rotating screw 1 is pressed, and the top end of the rotating screw 1 enters the ring enclosed by the fixed plate 2 while the rotating screw 1 is pressed, at the same time, the rotary gear 8 enters the gear groove 11, so that the rotary screw 1 is fixed and can not rotate, when riveting, the buffer spring 4 and the buffer plate 5 can reduce the collision strength between the device and the material, and protect the device from collision.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an electromagnetism riveting special screw, includes shell (6), its characterized in that, the top outer wall fixedly connected with roof (3) of shell (6), the top outer wall of roof (3) is opened there is round hole (14), the inner wall of round hole (14) is pegged graft and is had rotating screw (1), the bottom fixed connection of rotating screw (1) has rotating gear (8), the outer wall of shell (6) is opened has four side opening (7) that the equidistance distributes, the inner wall of side opening (7) is pegged graft and is had sliding block (9), one side outer wall of sliding block (9) is equipped with tooth's socket (10) that the equidistance distributes, the bottom inner wall fixedly connected with of shell (6) has four limit fixed plates (13) that the equidistance distributes, one side outer wall fixedly connected with limiting plate (12) of limit fixed plate (13), the bottom outer wall of shell (6) is opened has gear groove (11), the top outer wall of roof (3) is fixed with equidistance distribution's fixed plate (2), the bottom outer wall of roof (3) is equipped with buffer gear.

2. A screw dedicated for electromagnetic riveting according to claim 1, wherein the diameter of the rotating screw (1) is equal to the diameter of the round hole (14), and the rotating screw (1) and the round hole (14) form a sliding fit.

3. The screw special for electromagnetic riveting according to claim 1, wherein the outer wall of one side of the edge fixing plate (13) is provided with a sliding track, and the inner wall of the sliding track is in sliding fit with the outer wall of one side of the sliding block (9).

4. A screw for electromagnetic riveting, according to claim 3, characterized in that said toothed slot (10) is engaged with the rotating gear (8) and one end of the sliding block (9) is flush with the outer surface of the casing (6).

5. Special screw for electromagnetic riveting according to claim 4, characterized in that the inner wall of the side hole (7) is provided with a mounting rail, and the inner wall of the mounting rail forms a sliding fit with the sliding block (9).

6. The special screw for electromagnetic riveting according to claim 1, wherein the buffer mechanism comprises a buffer spring (4) and a buffer plate (5), and two ends of the buffer spring (4) are respectively fixed with the bottom outer wall of the top plate (3) and the top outer wall of the buffer plate (5).

7. A screw for electromagnetic riveting according to claim 6, wherein the inner diameter of the buffer plate (5) is equal to the outer diameter of the housing (6), and the buffer plate (5) can slide up and down on the outer side surface of the housing (6).