CN217002607U

CN217002607U - Amplitude-modulated nut of setting machine

Info

Publication number: CN217002607U
Application number: CN202220725727.6U
Authority: CN
Inventors: 郑申君
Original assignee: Taizhou Mingfan Technology Co ltd
Current assignee: Taizhou Mingfan Technology Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-19
Anticipated expiration: 2032-03-29

Abstract

The utility model belongs to the technical field of forming machine accessories and relates to an amplitude modulation nut of a forming machine. The amplitude-modulated nut of the setting machine provided by the utility model has the advantages of sufficient strength, good wear resistance, self lubrication, no maintenance and long service life.

Description

Amplitude-modulated nut of setting machine

Technical Field

The utility model belongs to the technical field of forming machine accessories, and relates to an amplitude-modulated nut of a forming machine.

Background

The heat setting machine is widely applied to tentering and setting polyester filament yarns, polyester low-stretch yarns, pure cotton and other blended fabrics, and textile enterprises need to perform frequent amplitude modulation on the position of a guide rail in the heat setting machine according to different amplitudes of each fabric in the production process, so that amplitude modulation nuts are needed.

The existing amplitude-modulated nut is mostly a copper nut, and a lubricating material needs to be frequently used for lubricating when the amplitude-modulated nut is used, so that the operation is complex. In order to solve the technical problem, the chinese utility model patent CN 202360552U discloses a modified polyetheretherketone amplitude-modulated nut for use in a heat setting machine, which utilizes the self-lubricating effect of Polyetheretherketone (PEEK) and does not need to add lubricant when in use. However, such amplitude-modulated nuts have limited strength and are easily damaged during use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the amplitude modulation nut of the setting machine, which has enough strength, good wear resistance, self lubrication, no maintenance and long service life.

In order to solve the above technical problems, the object of the present invention is achieved by the following technical solutions:

the utility model provides an amplitude modulation nut of forming machine, includes fixed connection's shell and inlayer, the material of shell is metal material, the material of inlayer is polyether ether ketone, shell and inlayer are the loop configuration, the shell is along circumference parcel inlayer, be provided with the screw thread through-hole of internal thread in order to form amplitude modulation nut on the inner wall of inlayer.

In the amplitude-modulated nut of the setting machine, the shell is composed of two half shells, each of the two half shells is a semicircular ring structure, and the two half shells are detachably and fixedly connected with each other.

In the amplitude-modulated nut of the setting machine, a plurality of pairs of coaxially communicated through holes are formed in the two half shells, the axis of each through hole is parallel to the upper end face and the lower end face of the amplitude-modulated nut, and a locking assembly for locking the two half shells is arranged in each through hole in a penetrating manner. Preferably, the through holes are formed in the edges of the half shells, and four pairs of through holes are formed in each through hole, and two pairs of through holes are formed in each of two sides of each through hole. Furthermore, a positioning hole and a positioning column which are matched and positioned are arranged on the connecting end surfaces of the two half shells.

In the amplitude-modulated nut of the setting machine, the locking assembly comprises a locking bolt and a locking nut, the locking nut is a hexagon nut, and the housing is provided with a prismatic groove for circumferentially limiting the locking nut. Other structures for the locking assembly may be used, such as locking pins and the like.

In the amplitude-modulated nut of the setting machine, the shell is provided with a pair of positioning round holes matched and positioned with the positioning pins, and the positioning round holes are coaxially arranged along the radial direction of the amplitude-modulated nut.

In the amplitude-modulated nut of the setting machine, the inner wall of the shell and the outer wall of the inner layer are provided with concave-convex structures which are matched with each other.

In the amplitude-modulated nut of the setting machine, the inner wall of the shell is provided with a plurality of arc-shaped grooves, the outer wall of the inner layer is provided with a plurality of arc-shaped lugs, and the arc-shaped grooves and the arc-shaped lugs are coaxially arranged with the amplitude-modulated nut. The concave-convex structure can also use other structures, such as a positioning hole and a positioning column structure.

In the amplitude-modulated nut of the setting machine, the thickness ratio of the outer shell to the inner layer is 2: 1-3: 1.

In the amplitude nut of the setting machine, the shell is preferably made of aluminum.

Compared with the prior art, the utility model has the following beneficial effects:

the amplitude-modulated nut comprises a metal shell and a polyetheretherketone inner layer, the amplitude-modulated nut has higher strength by utilizing the high strength of metal, a lubricant does not need to be added when the amplitude-modulated nut is used by utilizing the self-lubricating property of the polyetheretherketone, and meanwhile, the combination structure of the shell and the inner layer is further optimized. The amplitude-modulated nut provided by the utility model has the advantages of sufficient strength, good wear resistance, self lubrication, no maintenance and long service life.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

reference numerals: 1. a housing; 2. an inner layer; 3. a threaded through hole; 4. locking the bolt; 5. locking the nut; 6. a prismatic groove; 7. positioning the circular hole; 8. an arc-shaped groove; 9. an arc-shaped bump.

Detailed Description

The utility model is further described in the following with specific embodiments in conjunction with the accompanying drawings, see fig. 1-2:

the utility model provides an amplitude modulation nut of forming machine, includes fixed connection's shell 1 and inlayer 2, the material of shell 1 is metal material, the material of inlayer 2 is polyether ether ketone, shell 1 and inlayer 2 are the loop configuration, shell 1 is along circumference parcel inlayer 2, be provided with the screw thread through-hole 3 of internal thread in order to form amplitude modulation nut on the inner wall of inlayer 2. In production, the inner layer 2 is produced by injection molding or the like, the outer shell is produced by casting or the like, and then the outer shell and the inner layer 2 are attached together.

Above-mentioned shell 1 comprises two half shells, two half shells are the semicircle loop configuration, two detachable fixed connection between the half shell. During installation, the two half shells are aligned and sleeved outside the inner layer 2, then the two half shells are locked, and the inner layer 2 is fixed after the two half shells are locked.

Further, the fixed connection structure of the two half shells is as follows: a plurality of through holes which are coaxially communicated are formed in the half shells, the axis of each through hole is parallel to the upper end face and the lower end face of the amplitude-modulated nut, and two locking assemblies for locking the half shells penetrate through the through holes. Preferably, the through holes are formed in the edges of the half shells, and four pairs of through holes are formed in each through hole, and two pairs of through holes are formed in each of two sides of each through hole. Furthermore, the connecting end surfaces of the two half shells are provided with positioning holes and positioning columns which are matched and positioned, and the positioning holes and the positioning columns are positioned before the half shells are installed.

The specific structure of the locking assembly in this embodiment is: the locking assembly comprises a locking bolt 4 and a locking nut 5, the locking nut 5 is a hexagon nut, and a prismatic groove 6 for circumferentially limiting the locking nut 5 is formed in the shell 1. Other structures for the locking assembly may be used, such as locking pins and the like.

The shell 1 is provided with a pair of positioning round holes 7 which are matched and positioned with the positioning pins, and the positioning round holes 7 are coaxially arranged along the radial direction of the amplitude-modulated nut.

In order to make the shell 1 and the inner layer 2 connected better, the inner wall of the shell 1 and the outer wall of the inner layer 2 are provided with concave-convex structures which are matched with each other.

The concave-convex structure in this embodiment is specifically: the inner wall of shell 1 is provided with a plurality of arc recesses 8, the outer wall of inlayer 2 is provided with a plurality of arc lugs 9, arc recess 8 and arc lug 9 all with the coaxial setting of amplitude modulation nut, arc lug 9 all inlays in arc recess 8 after the installation. The concave-convex structure can also adopt other structures, such as a positioning hole and positioning column structure.

Preferably, the thickness ratio of the outer shell to the inner layer 2 is 2: 1-3: 1.

preferably, the housing 1 is preferably an aluminum material.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides an amplitude modulation nut of forming machine, its characterized in that, includes fixed connection's shell (1) and inlayer (2), the material of shell (1) is metal material, the material of inlayer (2) is polyether ether ketone, shell (1) and inlayer (2) are the loop configuration, shell (1) is along circumference parcel inlayer (2), be provided with the screw thread through-hole (3) of internal thread in order to form amplitude modulation nut on the inner wall of inlayer (2).

2. The AM nut of the setting machine according to claim 1, characterized in that the outer shell (1) is composed of two half shells, both of which are semi-circular ring structures, and the two half shells are fixedly connected with each other in a detachable manner.

3. The amplitude-modulated nut of the setting machine as claimed in claim 2, wherein a plurality of pairs of coaxially communicated through holes are formed in the two half shells, the axes of the through holes are arranged in parallel with the upper end surface and the lower end surface of the amplitude-modulated nut, and a locking component for locking the two half shells is arranged in the through holes in a penetrating manner.

4. The amplitude-modulated nut of the setting machine as claimed in claim 3, wherein the locking component comprises a locking bolt (4) and a locking nut (5), the locking nut (5) is a hexagon nut, and the housing (1) is provided with a prismatic groove (6) for circumferentially limiting the locking nut (5).

5. The amplitude-modulated nut of the setting machine is characterized in that a pair of positioning round holes (7) matched and positioned with the positioning pins are arranged on the shell (1), and the positioning round holes (7) are coaxially arranged along the radial direction of the amplitude-modulated nut.

6. The amplitude-modulated nut of the setting machine as claimed in claim 1, characterized in that the inner wall of the outer shell (1) and the outer wall of the inner layer (2) are provided with concave-convex structures which are matched with each other.

7. The amplitude-modulated nut of the setting machine is characterized in that a plurality of arc-shaped grooves (8) are formed in the inner wall of the outer shell (1), a plurality of arc-shaped protrusions (9) are formed in the outer wall of the inner layer (2), and the arc-shaped grooves (8) and the arc-shaped protrusions (9) are coaxially arranged with the amplitude-modulated nut.

8. Amplitude nut of a setter as set forth in claim 1, characterized in that the thickness ratio of the outer shell (1) to the inner layer (2) is 2: 1-3: 1.

9. the amplitude-modulated nut of the setting machine as claimed in claim 1, characterized in that the shell (1) is made of aluminum.