CN214299890U

CN214299890U - Head soft support rigidity adjusting mechanism

Info

Publication number: CN214299890U
Application number: CN202120081110.0U
Authority: CN
Inventors: 汪建强; 俞金火; 夏勤清; 李刚
Original assignee: Hangzhou Tianqi Machinery Co ltd
Current assignee: Hangzhou Tianqi Machinery Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-28
Anticipated expiration: 2031-01-13

Abstract

The utility model relates to a soft supporting rigidity adjustment mechanism of aircraft nose belongs to wire drawing machine technical field, including the wire drawing machine frame, the wire drawing machine frame on be equipped with the main shaft that cup joints mutually with the wire drawing machine frame, main shaft and wire drawing machine frame between be equipped with the bearing frame with main shaft looks bearing type nested connection, the main shaft front end be equipped with the last silk ring of connecting with main shaft looks nested, last silk ring and bearing frame between be equipped with the Teflon bobbin, Teflon bobbin and main shaft between be equipped with a plurality of aircraft nose pieces that rise that are equidistant annular distribution. Has the characteristics of compact structure, good operation stability and long service life. The problem of equipment vibration is solved.

Description

Head soft support rigidity adjusting mechanism

Technical Field

The utility model relates to a wire drawing machine technical field, concretely relates to soft supporting rigidity adjustment mechanism of aircraft nose.

Background

The glass fiber drawing process is complex, the speed span is large, resonance is inevitably generated when the machine head of the drawing machine rotates, particularly, the Teflon bobbin is formed by overlapping and bonding the circumferences, the unbalance amount is large, the machine head is difficult to overcome the resonance when a plurality of bobbins are arranged on the same line, and if the Teflon bobbin runs in the section, the service life of a bearing is shortened, and other various problems caused by vibration can be caused.

At present, a certain speed section is selected according to a wire drawing process of a user to design and avoid a resonance area, or the user can only select a single process to avoid wire drawing in the resonance area, so that at least two types of wire drawing machines, namely a high-speed wire drawing machine and a low-speed wire drawing machine, need to increase investment, but the high-speed wire drawing machine and the low-speed wire drawing machine do not completely overcome the vibration problem and cause great trouble to the user.

Disclosure of Invention

The utility model discloses there is the not enough of operational stability difference and life weak point among the main prior art of solving, provides a soft support rigidity adjustment mechanism of aircraft nose, and it has compact structure, the good and long service life's of operational stability characteristics. The problem of equipment vibration is solved.

The above technical problem of the present invention can be solved by the following technical solutions:

the machine head soft support rigidity adjusting mechanism comprises a wire drawing machine frame, wherein a main shaft which is sleeved with the wire drawing machine frame is arranged on the wire drawing machine frame, a bearing seat which is in bearing type nested connection with the main shaft is arranged between the main shaft and the wire drawing machine frame, an upper wire ring which is in nested connection with the main shaft is arranged at the front end of the main shaft, a Teflon bobbin is arranged between the upper wire ring and the bearing seat, and a plurality of machine head expansion pieces which are distributed in an equidistant annular mode are arranged between the Teflon bobbin and the main shaft.

Preferably, an end cover ring which is fixedly connected with the bearing seat through bolts is arranged between the machine head expansion piece and the bearing seat, a front conical damping seat which is connected with the bearing seat in a nested manner is arranged between the end cover ring and the wire drawing machine frame, an anchor ear top ring which is connected with the bearing seat in a nested manner is arranged at the rear end of the wire drawing machine frame, and a rear conical damping seat which is connected with the bearing seat in a nested manner is arranged between the anchor ear top ring and the wire drawing machine frame.

Preferably, a conical top ring connected with the rear conical shock absorption seat in an inserting and embedding manner is arranged between the rear conical shock absorption seat and the hoop top ring, and a plurality of jacking screws movably connected with the conical top ring in a pressing manner are arranged on the hoop top ring.

Preferably, a damping rubber sleeve or a plurality of damping O coils distributed in a trapezoidal shape are arranged between the rear conical damping seat and the conical top ring and between the front end of the front conical damping seat and the bearing seat.

Preferably, a plurality of radial damping rings are arranged between the rear end of the front conical damping seat and the bearing seat and between the rear conical damping seat and the bearing seat.

Preferably, the rear end of the main shaft is provided with a motor base, and the motor base is provided with a motor.

Preferably, a coupling is arranged between the motor and the main shaft.

The utility model discloses can reach following effect:

the utility model provides a soft supporting rigidity adjustment mechanism of aircraft nose compares with prior art, has compact structure, operating stability good and long service life's characteristics. The problem of equipment vibration is solved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial structural sectional view of the present invention.

In the figure: the special fluorine dragon bobbin comprises a Teflon bobbin 1, an upper screw ring 2, a nose expansion piece 3, a main shaft 4, a bearing seat 5, a front conical damping seat 6, a wire drawing machine frame 7, a rear conical damping seat 8, a conical top ring 9, a hoop top ring 10, a coupler 11, a motor 12, a motor seat 13, a jacking screw 14, an end cover ring 15, a damping rubber sleeve 16, a radial damping ring 17 and a damping O coil 18.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): as shown in fig. 1 and 2, a machine head soft support rigidity adjusting mechanism comprises a wire drawing machine frame 7, a main shaft 4 sleeved with the wire drawing machine frame 7 is arranged on the wire drawing machine frame 7, a bearing seat 5 in bearing type nested connection with the main shaft 4 is arranged between the main shaft 4 and the wire drawing machine frame 7, a motor base 13 is arranged at the rear end of the main shaft 4, and a motor 12 is arranged on the motor base 13. A coupling 11 is arranged between the motor 12 and the main shaft 4. An upper screw ring 2 which is connected with the main shaft 4 in a nested way is arranged at the front end of the main shaft 4, a Teflon bobbin 1 which is sleeved with the main shaft 4 is arranged between the upper screw ring 2 and a

bearing seat

5, and 16 machine head expansion pieces 3 which are distributed annularly at equal intervals are arranged between the Teflon bobbin 1 and the main shaft 4. An end cover ring 15 fixedly connected with the bearing seat 5 through bolts is arranged between the machine head expansion piece 3 and the bearing seat 5, a front conical damping seat 6 connected with the bearing seat 5 in an embedded mode is arranged between the end cover ring 15 and the wire drawing machine frame 7, an anchor ear top ring 10 connected with the bearing seat 5 in an embedded mode is arranged at the rear end of the wire drawing machine frame 7, and a rear conical damping seat 8 connected with the bearing seat 5 in an embedded mode is arranged between the anchor ear top ring 10 and the wire drawing machine frame 7. A conical top ring 9 which is connected with the rear conical damping seat 8 in an inserting and embedding manner is arranged between the rear conical damping seat 8 and the hoop

top ring

10, and 4 jacking screws 14 which are movably connected with the conical top ring 9 in a pressing manner are arranged on the hoop top ring 10.

Damping rubber sleeves

16 or 4 damping O coils 18 distributed in a trapezoidal shape are arranged between the rear conical damping seat 8 and the conical top ring 9 and between the front end of the front conical damping seat 6 and the bearing seat 5. 4 radial damping rings (17) are arranged between the rear end of the front conical damping seat 6 and the bearing seat 5 and between the rear conical damping seat 8 and the bearing seat 5.

To sum up, the soft support rigidity adjusting mechanism for the machine head has the characteristics of compact structure, good operation stability and long service life. The problem of equipment vibration is solved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without deviating from the basic characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In conclusion, the above description is only the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims

1. The utility model provides a head soft stay rigidity adjustment mechanism, includes wire drawing machine frame (7), its characterized in that: the special-shaped wire drawing machine is characterized in that a main shaft (4) which is sleeved with the wire drawing machine frame (7) is arranged on the wire drawing machine frame (7), a bearing seat (5) which is in bearing type nested connection with the main shaft (4) is arranged between the main shaft (4) and the wire drawing machine frame (7), an upper wire ring (2) which is in nested connection with the main shaft (4) is arranged at the front end of the main shaft (4), a Teflon bobbin (1) is arranged between the upper wire ring (2) and the bearing seat (5), and a plurality of machine head expansion pieces (3) which are distributed in an equally-spaced annular mode are arranged between the Teflon bobbin (1) and the main shaft (4).

2. The mechanism for adjusting the rigidity of the soft support of the head according to claim 1, wherein: the end cover ring (15) fixedly connected with the bearing seat (5) through bolts is arranged between the machine head expansion piece (3) and the bearing seat (5), the front conical damping seat (6) connected with the bearing seat (5) in an embedded mode is arranged between the end cover ring (15) and the wire drawing machine frame (7), the rear end of the wire drawing machine frame (7) is provided with a hoop top ring (10) connected with the bearing seat (5) in an embedded mode, and the rear conical damping seat (8) connected with the bearing seat (5) in an embedded mode is arranged between the hoop top ring (10) and the wire drawing machine frame (7).

3. The mechanism for adjusting the rigidity of the soft support of the head according to claim 2, wherein: the rear conical damping seat (8) and the hoop top ring (10) are provided with conical top rings (9) which are connected with the rear conical damping seat (8) in an inserting and embedding manner, and the hoop top ring (10) is provided with a plurality of jacking screws (14) which are movably connected with the conical top rings (9) in a pressing manner.

4. The mechanism of claim 3, wherein: and a damping rubber sleeve (16) or a plurality of damping O coils (18) distributed in a trapezoidal shape are arranged between the rear conical damping seat (8) and the conical top ring (9) and between the front end of the front conical damping seat (6) and the bearing seat (5).

5. The mechanism for adjusting the rigidity of the soft support of the head according to claim 2, wherein: a plurality of radial damping rings (17) are arranged between the rear end of the front conical damping seat (6) and the bearing seat (5) and between the rear conical damping seat (8) and the bearing seat (5).

6. The mechanism for adjusting the rigidity of the soft support of the head according to claim 1, wherein: the rear end of the main shaft (4) is provided with a motor base (13), and the motor base (13) is provided with a motor (12).

7. The mechanism of claim 6, wherein: a coupling (11) is arranged between the motor (12) and the main shaft (4).