CN216297855U

CN216297855U - Special screw dental plate set for hard disk drive

Info

Publication number: CN216297855U
Application number: CN202122666872.XU
Authority: CN
Inventors: 易大林
Original assignee: Asia Precision Hardware Huizhou Co ltd
Current assignee: Asia Precision Hardware Huizhou Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-15
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a special screw thread plate group for a hard disk drive, and relates to the technical field of screw parts. Including the thread rolling machine main part, the upper surface of thread rolling machine main part is equipped with fixed board and movable plate, and one side fixed mounting of movable plate has the connecting seat, and the inside activity of connecting seat articulates there is the catch bar, is equipped with the screw between fixed board and the push pedal, and the top fixed mounting of screw has the nut. The utility model has the beneficial effects that: this screw dental plate group is when using, when carrying out the thread rolling of different length to the screw, through rotating two sets of threaded rods to adjust the distance between two sets of limiting plates, so that the limiting plate forms the displacement with the upper surface of deciding the board, and carries out spacing operation to the nut of screw one end, makes the spacing operation of satisfying different screws when carrying out the thread rolling.

Description

Special screw dental plate set for hard disk drive

Technical Field

The utility model relates to a screw thread plate group, in particular to a special screw thread plate group for a hard disk drive, and belongs to the technical field of screw parts.

Background

The screw thread plate group is mainly arranged on a thread rolling machine for use, at least two thread plates are correspondingly arranged on the thread rolling machine, a plurality of thread grooves are formed in the thread plates, a workpiece is clamped between the two thread plates, the two thread plates move in parallel along the opposite direction, the workpiece is extruded by the two thread plates, threads are formed on the surface of the workpiece, and then the screw is manufactured.

At present, when a thread plate group is used for thread rolling of a screw material of a hard disk drive, a screw blank can be led into a space between two groups of thread plates to form partial threads, so that the screw blank is stably clamped by the two groups of thread plates, and then subsequent thread rolling operation is performed, so that the situations of deviation, deflection and the like of the screw blank during thread rolling can be avoided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solve the above problems and provide a screw thread plate set for a hard disk drive, in which two sets of limiting plates are adjusted to limit an end of a screw at an upper end of a thread plate, so that a contact length between the screw and the thread plate can be adjusted to meet processing requirements of threads with different lengths of the screw.

The present invention achieves the above objects by the following technical solutions, and a screw dental plate set dedicated to a hard disk drive, includes:

the thread rolling machine comprises a thread rolling machine body, wherein a fixed plate is fixedly arranged on the upper surface of the thread rolling machine body, a movable plate is connected to the upper surface of the thread rolling machine body in a sliding mode, a connecting seat is fixedly arranged on one side of the movable plate, a pushing rod is movably hinged inside the connecting seat, a screw is assembled between the fixed plate and the movable plate, and a nut is fixedly arranged at the top end of the screw;

positioning mechanism, positioning mechanism installs the upper surface at deciding the board, positioning mechanism includes first threaded rod and second threaded rod, first threaded rod and second threaded rod rotate to be connected at deciding the upper surface of board, first limiting plate and second limiting plate are equipped with respectively to one side of first threaded rod and second threaded rod, the nut is located between first limiting plate and the second limiting plate.

Preferably, the fixed surface of the fixed plate is provided with an auxiliary rod, the outer surface of the auxiliary rod is connected with a square plate in a sliding mode, and the square plate is fixedly arranged on one side of the first limiting plate and one side of the second limiting plate respectively.

Preferably, the fixed surface of the fixed plate is fixedly provided with a fixed seat, and the first threaded rod and the second threaded rod are rotatably connected inside the fixed seat.

Preferably, the positioning mechanism further comprises a connecting plate and a sliding block, wherein one end of the connecting plate is respectively in threaded sleeve joint with the outer surfaces of the first threaded rod and the second threaded rod, and the other end of the connecting plate is fixedly arranged on one side of the first limiting plate and one side of the second limiting plate.

Preferably, two sets of one side fixed mounting of connecting plate has the slider, slider sliding connection is in the inside of fixing base.

Preferably, the fixing seat is internally provided with a sliding groove, and the sliding block is connected inside the sliding groove in a sliding manner.

Preferably, the first threaded rod and the second threaded rod have opposite outer surface threads, and the first limiting plate and the second limiting plate have opposite moving directions.

The utility model has the beneficial effects that:

1. this screw dental plate group is when using, through the last surface mounting positioner who decides the board for when carrying out the thread rolling of different length to the screw, through rotating two sets of threaded rods, thereby adjust the distance between two sets of limiting plates, so that the limiting plate forms the displacement with the upper surface of deciding the board, and carries out spacing operation to the nut of screw one end, makes the spacing operation of satisfying different screws when carrying out the thread rolling.

2. This screw dental plate group is when using, through adjusting the position between two sets of limiting plates, can carry on spacingly to the nut on screw top, when processing the screw of different length in the change traditional mode, the skew condition appears shifting in the removal in-process easily in the one end that the screw is located two sets of clamp plates upper end for screw surface screw after the thread rolling appears the mistake, can not satisfy the user demand.

Drawings

FIG. 1 is a schematic view of a part of the structure of the thread rolling machine of the present invention;

FIG. 2 is a schematic view of the platen structure of the present invention;

FIG. 3 is a schematic diagram of a limiting plate according to the present invention;

FIG. 4 is a schematic view of a positioning mechanism according to the present invention.

In the figure: 1. a thread rolling machine main body; 2. fixing a plate; 3. a movable plate; 4. a connecting seat; 5. a push rod; 6. a screw; 7. a nut; 9. an auxiliary lever; 10. a fixed seat; 11. a first limit plate; 12. a second limiting plate; 13. a positioning mechanism; 131. a first threaded rod; 132. a second threaded rod; 133. a connecting plate; 134. a slider; 14. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model discloses a special screw thread plate group for a hard disk drive, which comprises a thread rolling machine main body 1, wherein a fixed plate 2 is fixedly arranged on the upper surface of the thread rolling machine main body 1, a movable plate 3 is connected to the upper surface of the thread rolling machine main body 1 in a sliding manner, a connecting seat 4 is fixedly arranged on one side of the movable plate 3, a push rod 5 is movably hinged in the connecting seat 4, a screw 6 is arranged between the fixed plate 2 and the movable plate 3, a nut 7 is fixedly arranged at the top end of the screw 6, and thread rolling operation can be carried out on the surface of the screw 6 under the action of the fixed plate 2 and the movable plate 3.

According to the attached figures 2-3, the device is provided with the auxiliary rod 9 on the upper surface of the fixed plate 2, the outer surface of the auxiliary rod 9 is connected with square plates in a sliding mode, the two groups of square plates are fixedly arranged on one sides of the first limiting plate 11 and the second limiting plate 12 respectively, the fixed plate 2 is provided with the fixing seat 10 on the upper surface, the first threaded rod 131 and the second threaded rod 132 rotate to be connected inside the fixing seat 10, the limiting effect of the first limiting plate 11 and the second limiting plate 12 is achieved, the position of the nut 7 at one end of the screw 6 can be limited, and then the contact length of one end of the screw 6 with the movable plate 3 and the fixed plate 2 can be adjusted.

According to the attached drawings 3-4, the device comprises a positioning mechanism 13, the positioning mechanism 13 is installed on the upper surface of the fixed plate 2, the positioning mechanism 13 comprises a first threaded rod 131 and a second threaded rod 132, the first threaded rod 131 and the second threaded rod 132 are rotatably connected to the upper surface of the fixed plate 2, a first limiting plate 11 and a second limiting plate 12 are installed on one side of the first threaded rod 131 and one side of the second threaded rod 132 respectively, a nut 7 is located between the first limiting plate 11 and the second limiting plate 12, the outer surface threads of the first threaded rod 131 and the second threaded rod 132 are opposite, the moving directions of the first limiting plate 11 and the second limiting plate 12 are opposite, and only through the first threaded rod 131 and the second threaded rod 132, the first limiting plate 11 and the second limiting plate 12 can be driven to move towards two sides or towards the middle simultaneously, and then the nut 7 is limited.

According to fig. 4, the positioning mechanism 13 further includes a connecting plate 133 and a slider 134, one ends of two sets of connecting plates 133 are respectively in threaded sleeve joint with the outer surfaces of the first threaded rod 131 and the second threaded rod 132, the other ends of the connecting plates 133 are fixedly mounted on one sides of the first limiting plate 11 and the second limiting plate 12, the slider 134 is fixedly mounted on one side of the two sets of connecting plates 133, the slider 134 is slidably connected inside the fixing seat 10, the sliding groove 14 is formed inside the fixing seat 10, the slider 134 is slidably connected inside the sliding groove 14, and the first limiting plate 11 and the second limiting plate 12 cannot deviate in the moving process through the auxiliary effect of the slider 134.

The working principle is as follows:

when the screw 6 thread group is used, firstly, a screw 6 blank can be placed between the fixed plate 2 and the movable plate 3, and then the device is started to enable the pushing rod 5 to push the movable plate 3 to move, so that the screw 6 is firstly molded to form a part of threads.

Further, according to the required length of the processed thread of the screw 6, the screw 6 is moved and simultaneously the thread of the screw 6 is engaged between the stationary plate 2 and the movable plate 3.

Further, after having removed screw 6, the nut 7 of 6 one ends of screw this moment is located the upper end of deciding board 2, and is located one side of two sets of limiting plates, and the inside first threaded rod 131 and the second threaded rod 132 of rotatable fixing base 10 this moment for two sets of threaded rods drive first limiting plate 11 and second limiting plate 12 and move to the centre simultaneously, thereby are spacing between first limiting plate 11 and second limiting plate 12 to nut 7.

And finally, starting the equipment again, so that the push rod 5 pushes the movable plate 3 to move, and further performing thread rolling operation on the screws 6 to meet the thread rolling length requirements of different screws 6.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A screw thread plate set for a hard disk drive, comprising:

the thread rolling machine comprises a thread rolling machine body (1), wherein a fixed plate (2) is fixedly arranged on the upper surface of the thread rolling machine body (1), a movable plate (3) is connected to the upper surface of the thread rolling machine body (1) in a sliding mode, a connecting seat (4) is fixedly arranged on one side of the movable plate (3), a push rod (5) is movably hinged to the inside of the connecting seat (4), a screw (6) is assembled between the fixed plate (2) and the movable plate (3), and a nut (7) is fixedly arranged at the top end of the screw (6);

positioning mechanism (13), positioning mechanism (13) are installed at the upper surface of deciding board (2), positioning mechanism (13) include first threaded rod (131) and second threaded rod (132), first threaded rod (131) and second threaded rod (132) rotate the upper surface of connecting at deciding board (2), first limiting plate (11) and second limiting plate (12) are equipped with respectively to one side of first threaded rod (131) and second threaded rod (132), nut (7) are located between first limiting plate (11) and second limiting plate (12).

2. The screw thread plate set for a hard disk drive according to claim 1, wherein: decide the last fixed surface of board (2) and install auxiliary rod (9), the surface sliding connection of auxiliary rod (9) has square board, and is two sets of square board fixed mounting is in one side of first limiting plate (11) and second limiting plate (12) respectively.

3. The screw thread plate set for a hard disk drive according to claim 1, wherein: the upper surface fixed mounting who decides board (2) has fixing base (10), first threaded rod (131) and second threaded rod (132) rotate the inside of connecting in fixing base (10).

4. The screw thread plate set for a hard disk drive according to claim 1, wherein: positioning mechanism (13) still include connecting plate (133) and slider (134), two sets of the one end of connecting plate (133) is the surface of screw thread cover respectively at first threaded rod (131) and second threaded rod (132), the other end fixed mounting of connecting plate (133) is in one side of first limiting plate (11) and second limiting plate (12).

5. The screw thread plate set for a hard disk drive according to claim 4, wherein: and one side of each of the two groups of connecting plates (133) is fixedly provided with a sliding block (134), and the sliding blocks (134) are connected inside the fixed seat (10) in a sliding manner.

6. The screw thread plate set for a hard disk drive according to claim 5, wherein: the inside of fixing base (10) is seted up spout (14), slider (134) sliding connection is in the inside of spout (14).

7. The screw thread plate set for a hard disk drive according to claim 6, wherein: the external surface threads of the first threaded rod (131) and the second threaded rod (132) are opposite, and the moving directions of the first limiting plate (11) and the second limiting plate (12) are opposite.