CN218592884U

CN218592884U - Dismounting mechanism of film production line horizontal zipper clamp bearing

Info

Publication number: CN218592884U
Application number: CN202222795843.8U
Authority: CN
Inventors: 黄海江; 江家奇
Original assignee: Guangdong Decro Package Films Co ltd; GUANGDONG DECRO FILM NEW MATERIALS CO Ltd
Current assignee: Guangdong Decro Package Films Co ltd; GUANGDONG DECRO FILM NEW MATERIALS CO Ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-03-10
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a disassembly mechanism of a film production line drag chain clamp bearing, which comprises an expansion sleeve, wherein the expansion sleeve is movably arranged in the bearing, one side of the expansion sleeve is provided with a through hole and a plurality of elastic parts, each elastic part is arranged around the through hole, and one end of each elastic part is provided with a blocking part; the piece of strikeing, it is connected with the inflation cover to strike the piece, strikes the one end that the piece is close to the through-hole and is equipped with connecting portion, and connecting portion can stretch into the through-hole so that each elastic part opens in the bearing to make the blocking part can block the inflation cover card on the bearing. An operator extends the expansion sleeve into the bearing to enable the blocking part to be exposed out of the bearing; and then the knocking piece extends into the expansion sleeve, so that the connecting part extends into the through hole to open each elastic part in the bearing, the blocking part can clamp the expansion sleeve in the bearing, the other end of the knocking piece is hit by the rethread, the bearing is detached from the chain clamp handle, and the problem of troublesome detaching operation of the bearings at the two ends of the chain clamp handle is solved.

Description

Dismounting mechanism of film production line horizontal zipper clamp bearing

Technical Field

The utility model relates to a dismantle the disassembly body field of bearing, especially relate to a film production line violently draws chain to press from both sides disassembly body of bearing.

Background

Connection bearing has respectively been installed at both ends about the chain clamp handle of the horizontal zip fastener of current film production line, should connect bearing and chain clamp handle and adopt interference fit's connected mode, when consequently operating personnel dismantles the bearing, need stretch into the mounting hole in the middle of one of them bearing through beating the piece for beat the piece and aim at last lateral wall or the lower lateral wall of another bearing, then strike, beat the piece through hitting several times and just can take off the bearing. Because the knocking piece is obliquely aligned to the upper side wall or the lower side wall of the bearing, the knocking piece is easy to deviate when being struck, so that the disassembling operation of the bearings at the two ends of the chain clamp handle is troublesome, and a disassembling mechanism convenient for disassembling the bearings is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a can conveniently dismantle film production line violently zipper presss from both sides disassembly body of bearing can conveniently dismantle the bearing, easy operation.

According to the utility model discloses a film production line violently draws chain to press from both sides disassembly body of bearing, including the inflation cover, the inflation cover movably installs in the bearing, one side of inflation cover is equipped with through-hole and a plurality of elastic part, each elastic part encircles the through-hole setting, elastic part one end is equipped with the barrier part; the knocking piece is connected with the expansion sleeve, one end, close to the through hole, of the knocking piece is provided with a connecting portion, the connecting portion can stretch into the through hole to enable the elastic portions to be opened in the bearing, and therefore the blocking portion can clamp the expansion sleeve on the bearing.

According to the utility model discloses film production line violently draws chain to press from both sides disassembly body of bearing has following technological effect at least:

an operator extends the expansion sleeve into the bearing to enable the blocking part to be exposed out of the bearing; and then the knocking piece extends into the expansion sleeve, so that the connecting part extends into the through hole to open each elastic part in the bearing, the blocking part can clamp the expansion sleeve in the bearing, the other end of the knocking piece is hit by the rethread, the bearing is detached from the chain clamp handle, and the problem of troublesome detaching operation of the bearings at the two ends of the chain clamp handle is solved.

According to some embodiments of the present invention, the expansion sleeve is provided with a plurality of gaps, a plurality of the gaps are located each between the elastic portions.

According to some embodiments of the invention, the expansion sleeve and the elastic part are provided as an integral whole.

According to some embodiments of the invention, the section of the elastic portion is a circular arc surface.

According to the utility model discloses a some embodiments, the external diameter of stop part is greater than the hole internal diameter of bearing, the external diameter of stop part is greater than the external diameter of inflation cover, the external diameter of inflation cover is less than the hole internal diameter of bearing.

According to some embodiments of the utility model, the lateral wall of blocking part is conical surface structure, the cross-sectional area of blocking part is along keeping away from the radial direction of elasticity portion diminishes gradually.

According to some embodiments of the utility model, the piece of strikeing is kept away from the one end of connecting portion is equipped with the spike cap portion.

According to the utility model discloses a some embodiments, connecting portion are the round platform structure, the cross-sectional area of connecting portion is along keeping away from nail cap portion direction diminishes gradually.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a sectional view of a dismounting mechanism of a transverse zipper clamp bearing of a film production line in an embodiment of the invention;

FIG. 2 is a cross-sectional view of a detachment mechanism for a film production line drag chain clamp bearing shown in FIG. 1;

FIG. 3 is a schematic structural view of an expansion shell and plexor member;

fig. 4 is a cross section of the elastic portion.

Reference numerals:

a chain clamp handle 100;

a bearing 200;

expansion sleeve 300, through hole 310, elastic part 320, blocking part 321 and gap 330;

the knocking piece 400 and the connecting part 410;

a spike cap 500.

Detailed Description

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

Referring to fig. 1 to 3, a disassembly mechanism of a film production line drag chain clamp bearing according to an embodiment of the present invention includes a chain clamp handle 100, an expansion sleeve 300, and a striking piece 400. As shown in fig. 1 and 2, bearings 200 are mounted on both sides of the chain clamp 100, and the bearings 200 and the chain clamp 100 are in interference fit, thereby reducing the strength deterioration of the shaft and the hub and improving the impact resistance of the bearings 200. As shown in fig. 1 and 2, the expansion sleeve 300 may be inserted into the bearing 200, one side of the expansion sleeve 300 is provided with a through hole 310 and a plurality of elastic parts 320, each elastic part 320 is disposed around the central axis of the through hole 310, and the elastic parts 320 may be made of elastic metal material. One end of the elastic part 320 is provided with a blocking part 321, and the blocking part 321 can clamp the expansion sleeve 300 on the bearing 200 after the knocking piece 400 extends into the through hole 310. As shown in fig. 1 to 3, the knocking member 400 is connected to the expansion sleeve 300, a connecting portion 410 is provided at an end of the knocking member 400 close to the through hole 310, and an outer diameter of the knocking portion is larger than that of the through hole 310. Therefore, the through hole 310 can be matched with the knocking piece 400, after the connecting part 410 extends into the through hole 310, the knocking piece 400 expands each elastic part 320 in the bearing 200, so that one side surface of each blocking part 321 close to the bearing 200 is tightly attached to the surface of the bearing 200 to clamp the expansion sleeve 300 on the bearing 200, and an operator can take the bearing 200 down by striking the knocking piece 400. Therefore, the utility model discloses an adopt the cooperation of inflation cover 300 and piece 400 of strikeing, can solve because of adopting interference fit between bearing 200 and the chain presss from both sides the handle 100 and lead to the difficult problem of dismantling of bearing 200, avoided piece 400 of strikeing to take place the condition emergence of skew easily when beating. Specifically, as shown in fig. 4, the cross section of the elastic portion 320 is a circular arc surface, so that a process of forming the through hole 310 in the production of the expansion sleeve 300 is omitted.

In some embodiments of the present invention, as shown in fig. 3, the expansion sleeve 300 is provided with a plurality of gaps 330, and the plurality of gaps 330 are located between the elastic portions 320, so as to save the material for producing the expansion sleeve 300 and facilitate the expansion of the elastic portions 320 in the bearing 200.

In a further embodiment of the present invention, as shown in fig. 3, the expansion sleeve 300 and the elastic portion 320 are integrally formed, so that the expansion sleeve 300 can be directly processed on raw materials, thereby simplifying the production process of the expansion sleeve 300.

In some embodiments of the present invention, as shown in fig. 1 to 3, an end of the elastic member away from the expansion sleeve 300 extends outward to form a blocking portion 321. The outer diameter of the blocking part 321 is larger than the inner diameter of the hole of the bearing 200, the outer diameter of the blocking part 321 is larger than the outer diameter of the expansion sleeve 300, and the outer diameter of the expansion sleeve 300 is smaller than the inner diameter of the hole of the bearing 200, so that when the expansion sleeve 300 extends into the hole of the bearing 200, the elastic part 320 is extruded and compressed by the inner wall of the hole of the bearing 200; when the blocking portion 321 is exposed on the bearing 200, a bottom surface of the blocking portion 321 close to the bearing 200 is attached to an outer side wall of the bearing 200; when the connecting portion 410 of the striking member 400 is inserted into the through hole 310, since the outer diameter of the striking portion is larger than that of the through hole 310, the elastic portions 320 are pressed by the striking portion to expand outward, so that a bottom surface of the blocking portion 321 close to the bearing 200 is further tightly attached to the outer sidewall of the bearing 200, and the blocking portion 321 clamps the expansion sleeve 300 on the bearing 200.

In a further embodiment of the present invention, as shown in fig. 3, the outer sidewall of the blocking portion 321 is a conical structure, and the cross-sectional area of the blocking portion 321 is gradually reduced along the radial direction away from the elastic portion 320, so that the expansion sleeve 300 can be conveniently extended into the bearing 200.

In some embodiments of the present invention, as shown in fig. 3, in order to increase the striking area of the striking element 400 to ensure that the angle of striking the striking element 400 is not deviated, the end of the striking element 400 away from the connecting portion 410 is provided with a cap portion 500.

In a further embodiment of the present invention, as shown in fig. 1 to 3, the connecting portion 410 is a circular truncated cone structure, and the cross-sectional area of the connecting portion 410 is gradually reduced along the direction of keeping away from the nut portion 500, so that the connecting portion 410 can extend into the through-hole 310 and the connecting portion 410 can open the elastic portion 320.

In the description herein, references to the description of the term "some embodiments" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A film production line violently draws chain clamp bearing's disassembly body for dismantle at least one bearing (200) of installation on chain clamp handle (100), its characterized in that includes:

the expansion sleeve (300) is movably mounted in the bearing (200), a through hole (310) and a plurality of elastic parts (320) are arranged on one side of the expansion sleeve (300), each elastic part (320) is arranged around the through hole (310), and a blocking part (321) is arranged at one end of each elastic part (320);

the knocking piece (400), the knocking piece (400) is connected with the expansion sleeve (300), a connecting portion (410) is arranged at one end, close to the through hole (310), of the knocking piece (400), the connecting portion (410) can stretch into the through hole (310) to enable the elastic portions (320) to be opened in the bearing (200), and therefore the blocking portion (321) can clamp the expansion sleeve (300) on the bearing (200).

2. The dismounting mechanism of the film production line horizontal zipper clamp bearing according to claim 1, characterized in that: the expansion sleeve (300) is provided with a plurality of gaps (330), and the gaps (330) are positioned between the elastic parts (320).

3. The film production line zipper clamp bearing dismounting mechanism as claimed in claim 2, wherein: the expansion sleeve (300) and the elastic part (320) are integrally formed.

4. The film production line zipper clamp bearing dismounting mechanism as claimed in claim 3, wherein: the section of the elastic part (320) is a circular arc surface.

5. The film production line zipper clamp bearing dismounting mechanism is characterized in that: the outer diameter of the blocking portion (321) is larger than the inner diameter of the hole of the bearing (200), the outer diameter of the blocking portion (321) is larger than the outer diameter of the expansion sleeve (300), and the outer diameter of the expansion sleeve (300) is smaller than the inner diameter of the hole of the bearing (200).

6. The film production line zipper clamp bearing dismounting mechanism is characterized in that: the outer side wall of the blocking portion (321) is of a conical surface structure, and the cross sectional area of the blocking portion (321) is gradually reduced along the radial direction far away from the elastic portion (320).

7. The dismounting mechanism of the film production line horizontal zipper clamp bearing according to claim 1, characterized in that: one end of the knocking part (400) far away from the connecting part (410) is provided with a cap part (500).

8. The film production line zipper clamp bearing dismounting mechanism as claimed in claim 7, wherein: the connecting portion (410) is of a circular truncated cone structure, and the cross-sectional area of the connecting portion (410) gradually decreases along the direction away from the nut portion (500).