CN218362531U

CN218362531U - Thread forming structure of nut

Info

Publication number: CN218362531U
Application number: CN202222066412.8U
Authority: CN
Inventors: 吴炎双; 李垂虎
Original assignee: Shanghai Honggang Electronics Co ltd
Current assignee: Shanghai Honggang Electronics Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-01-24
Anticipated expiration: 2032-08-08

Abstract

The utility model relates to a screw thread forming structure of a nut, which relates to the technical field of nut processing equipment and comprises a frame, wherein a forming cylinder is arranged on the frame in a lifting way, a forming column is arranged in the frame in a rotating way and is arranged in the forming cylinder, cutting screw teeth are arranged on the periphery of the forming column, and a driving piece for driving the forming column to rotate is arranged on the frame; the periphery of the forming cylinder is provided with a fixing ring, the frame is provided with a lifting piece, the power output end of the lifting piece is fixedly connected with the fixing ring, and the lifting direction of the fixing ring is perpendicular to the rotating direction of the forming column. This application has the effect that improves internal thread make-up machine work efficiency.

Description

Thread forming structure of nut

Technical Field

The application relates to the technical field of nut processing equipment, in particular to a thread forming structure of a nut.

Background

The nut is mainly made by metal material, and the nut that contacts among the daily life usually is hexagon nut or other nuts that match with the bolt, and the nut is the nut, and the part that is used for playing the fastening effect is screwed together with screw rod or bolt to the nut, has the internal thread in the inside processing of nut, through internal thread and screw rod mutual spiral rotation to convert circular motion into linear motion.

Chinese utility model patent with publication number CN202071260U discloses an internal thread forming mechanism, which comprises a petal-shaped core fixed on the ejector plate of a mold, and a plurality of petal-shaped thread structures provided at the upper end of the core, wherein when no external force acts on the core, the petal-shaped thread structures of the petal-shaped core shrink inwards; the jaw supporting rod can be movably arranged in the petal-shaped core up and down, the jaw mechanism is clamped between the petal-shaped thread structures of the petal-shaped core by the jaw supporting rod when the mold is closed, and the jaw structure and the petal-shaped threads are matched together to participate in the internal structure of a molded product; and the lower end of the supporting rod base is fixedly arranged on a lower fixing plate of the mold, the upper end of the supporting rod base penetrates through an ejector plate split type core of the mold, and the lower end of the clamping jaw supporting rod is inserted into the supporting rod base and is fixedly connected with the same.

With respect to the related art among the above, the inventors consider that the following drawbacks occur: when the internal thread forming machine is used for forming the internal thread of the nut, only one nut can be operated at a time, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the work efficiency of internal thread make-up machine, this application provides a thread forming structure of nut.

The application provides a thread forming structure of nut adopts following technical scheme:

a screw thread forming structure of a nut comprises a rack, wherein a forming barrel is arranged on the rack in a lifting manner, a forming column is arranged in the rack in a rotating manner in the forming barrel, cutting screw teeth are arranged on the peripheral side of the forming column, and a driving piece for driving the forming column to rotate is arranged on the rack; the periphery of the forming cylinder is provided with a fixing ring, the frame is provided with a lifting piece, the power output end of the lifting piece is fixedly connected with the fixing ring, and the lifting direction of the fixing ring is perpendicular to the rotating direction of the forming column.

By adopting the technical scheme, the rack plays a role in mounting and fixing the whole structure; when carrying out the internal thread shaping operation to the nut base, pile up a plurality of nut bases and place in a shaping section of thick bamboo for the nut hole in the nut base communicates each other, place the shaping post in nut hole top, driving piece drive shaping post rotates, the shaping post drives the cutting thread and rotates, the piece that goes up and down moves towards the shaping post through the solid fixed ring of drive, thereby make a shaping section of thick bamboo remove towards the shaping post, and then the shaping post is deepened gradually the nut downthehole, then the cutting thread under the rotation state carries out the internal thread shaping operation to the nut base. So set up, can once only carry out the internal thread shaping operation to a plurality of nut skins, improved the work efficiency of thread forming machine.

The driving piece is inserted into the nut hole and drives the forming column to rotate, so that the forming column is formed.

Optionally, a heating cylinder is arranged around the forming cylinder.

Optionally, a clamping ring is arranged on the forming cylinder and is located at the end of the forming cylinder.

Optionally, a sliding wheel is arranged on the machine frame.

Optionally, the driving member is a motor.

Optionally, the lifting member is a cylinder.

In summary, the present application at least includes the following beneficial technical effects:

1. the forming cylinder is arranged on the frame in a lifting manner, the frame is positioned in the forming cylinder and is rotatably provided with a forming column, cutting threads are arranged on the peripheral side of the forming column, and a driving piece for driving the forming column to rotate is arranged on the frame; a fixing ring is arranged on the periphery of the forming cylinder, a lifting piece is arranged on the rack, the power output end of the lifting piece is fixedly connected with the fixing ring, and the lifting direction of the fixing ring is perpendicular to the rotating direction of the forming column; the frame plays a role in mounting and fixing the whole structure; when carrying out the internal thread shaping operation to the nut base, pile up a plurality of nut bases and place in a shaping section of thick bamboo for the nut hole in the nut base communicates each other, place the shaping post in nut hole top, driving piece drive shaping post rotates, the shaping post drives the cutting thread and rotates, the piece that goes up and down moves towards the shaping post through the solid fixed ring of drive, thereby make a shaping section of thick bamboo remove towards the shaping post, and then the shaping post is deepened gradually the nut downthehole, then the cutting thread under the rotation state carries out the internal thread shaping operation to the nut base. So set up, can once only carry out the internal thread shaping operation to a plurality of nut skins, improved the work efficiency of thread forming machine.

Drawings

Fig. 1 is a front view of a thread forming structure of a nut in an embodiment of the present application.

Fig. 2 is a partial sectional view showing the positional relationship between the molding post and the molding barrel in an embodiment of the present application.

Description of reference numerals: 1. a frame; 2. a forming cylinder; 3. a sliding wheel; 4. a fixing ring; 5. a lifting member; 6. forming a column; 7. cutting screw teeth; 8. a drive member; 9. a heating cylinder; 10. a snap ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a thread forming structure of a nut.

Referring to fig. 1 and 2, a screw forming structure of nut, including vertical frame 1, frame 1 goes up and down to be provided with and is cylindric forming cylinder 2, has seted up the cross-section in the forming cylinder 2 and is regular polyhedron's cavity, when carrying out the internal thread shaping operation to the nut, is about to pile up the nut base and places the cavity department in forming cylinder 2. In the embodiment of the present application, the cross section of the cavity in the molding barrel 2 is a regular hexahedron, and in other embodiments, the molding barrel 2 can be replaced according to the shape of the nut blank to be worked. Four movable pulleys 3 are arranged at the bottom of the frame 1, and the movable pulleys 3 are convenient for moving the whole frame 1, so that the use convenience is improved.

Referring to fig. 1 and 2, welded fastening is provided with solid fixed ring 4 on the week lateral wall of a shaping section of thick bamboo 2 along self axis direction, and gu fixed ring 4 and the coaxial setting of a shaping section of thick bamboo 2, the fixed lifting member 5 that is provided with in the frame 1, and the power take off end of lifting member 5 and solid fixed ring 4 along the lateral wall fixed connection of axis direction, in this application embodiment, lifting member 5 is the cylinder, and cylinder output power to jacking or descending solid fixed ring 4 and a shaping section of thick bamboo 2.

Referring to fig. 1 and 2, frame 1 is located the internal rotation of forming section of thick bamboo 2 and is provided with and be cylindric shaping post 6, and shaping post 6 and the coaxial setting of forming section of thick bamboo 2, and shaping post 6 is provided with cutting thread 7 along the integrated into one piece on the week lateral wall of self axis direction, is provided with drive forming post 6 pivoted driving piece 8 in the frame 1, in this application embodiment, driving piece 8 is the motor, the power take off end of motor forms the tip fixed connection of 6 axis directions of post, and driving piece 8 and lifter 5 are located the both ends of forming section of thick bamboo 2 axis directions.

Referring to fig. 1 and fig. 2, the fixed cover in the week side of the forming cylinder 2 is equipped with the cartridge heater 9, and in the embodiment of this application, the cartridge heater 9 is the electrical cartridge heater 9, and the cartridge heater 9 can heat the nut blank in the forming cylinder 2 to make the nut blank activate, be convenient for cut the tapping operation of thread 7. A shaping section of thick bamboo 2 is located the one end of self axis direction, and is provided with joint ring 10 along direction of gravity department, and joint ring 10 sets up towards a shaping section of thick bamboo 2 center, and joint ring 10 can play the effect of accepting the nut base of placing in a shaping section of thick bamboo 2, prevents that the nut base from dropping when carrying out the screw thread shaping operation.

The implementation principle of the thread forming structure of the nut in the embodiment of the application is as follows: the frame 1 plays a role in mounting and fixing the whole structure; when carrying out the internal thread shaping operation to the nut base, pile up a plurality of nut bases and place in one section of thick bamboo 2 for the nut hole in the nut base communicates each other, place shaping post 6 in nut hole top, driving piece 8 drives shaping post 6 and rotates, shaping post 6 drives cutting thread 7 and rotates, lifting member 5 removes through solid fixed ring 4 orientation shaping post 6 of drive, thereby make one section of thick bamboo 2 remove towards shaping post 6, and then shaping post 6 is deepened gradually in the nut hole, then cutting thread 7 under the rotation state carries out the internal thread shaping operation to the nut base. So set up, can once only carry out the internal thread shaping operation to a plurality of nut skins, improved the work efficiency of thread forming machine.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a thread forming structure of nut which characterized in that: the forming machine comprises a rack (1), wherein a forming cylinder (2) is arranged on the rack (1) in a lifting mode, a forming column (6) is arranged in the rack (1) in the forming cylinder (2) in a rotating mode, cutting threads (7) are arranged on the peripheral side of the forming column (6), and a driving piece (8) for driving the forming column (6) to rotate is arranged on the rack (1); the side of the forming cylinder (2) is provided with a fixing ring (4), the frame (1) is provided with a lifting piece (5), the power output end of the lifting piece (5) is fixedly connected with the fixing ring (4), and the lifting direction of the fixing ring (4) is perpendicular to the rotating direction of the forming column (6).

2. The thread forming structure of a nut as claimed in claim 1, wherein: and a heating cylinder (9) is arranged on the peripheral side of the forming cylinder (2).

3. The thread forming structure of a nut as claimed in claim 1, wherein: a clamping ring (10) is arranged on the forming cylinder (2), and the clamping ring (10) is located at the end of the forming cylinder (2).

4. The thread forming structure of a nut as claimed in claim 1, wherein: the frame (1) is provided with a sliding wheel (3).

5. The thread forming structure of a nut as claimed in claim 1, wherein: the driving part (8) is a motor.

6. The thread forming structure of a nut as claimed in claim 1, wherein: the lifting piece (5) is a cylinder.