CN215622919U

CN215622919U - Packer movement camshaft

Info

Publication number: CN215622919U
Application number: CN202121267773.8U
Authority: CN
Inventors: 张旭
Original assignee: Haiyan General Machinery Plastic Packaging Plant
Current assignee: Haiyan General Machinery Plastic Packaging Plant
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-01-25
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses a cam shaft of a core of a packer, which comprises a rotating rod, a first rotating rod, an external thread, an internal thread pipe, a first mute bearing, a first cam piece, a second rotating rod, a third rotating rod, a second cam piece, a second mute bearing and a joint, wherein the rotating rod consists of the first rotating rod, the second rotating rod, the third rotating rod and the joint, the external thread is arranged on the outer wall of the first rotating rod, the internal thread pipe is screwed on the first rotating rod, the internal thread pipe is as long as the first rotating rod, the coaxial first mute bearing is arranged at the left end of the internal thread pipe, a plurality of first cam pieces are sleeved at the right end of the internal thread pipe, the coaxial second rotating rod is arranged at the right end of the internal thread pipe, the coaxial third rotating rod is arranged at the right end of the second rotating rod, and the second cam piece is sleeved at the left end of the third rotating rod. According to the utility model, the first mute bearing and the second mute bearing are respectively arranged at the two ends of the rotating rod as the hinge pieces, so that the rotating rod can rotate more smoothly and the noise is reduced.

Description

Packer movement camshaft

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of a packer, in particular to the technical field of a cam shaft of a core of the packer.

[ background of the utility model ]

The packaging machine is also called a strapping machine, a tape-punching machine or a strapping machine, and is used for strapping products or packages by using a strapping tape, then tightening and combining two ends in a hot melting and bonding mode through a heating ironing head. The packer has the functions of reinforcing and packing articles, preventing the articles from scattering due to loose binding in the process of carrying and storing, and ensuring the neat and beautiful binding. Camshaft is indispensable in the structure of baling press core, and current baling press core camshaft noise is big, intensity is low, wear-resisting, life is short, therefore is necessary to provide a more excellent baling press core camshaft.

[ Utility model ] content

The utility model aims to solve the problems in the prior art and provides a cam shaft of a core of a packer, which has the advantages of low noise, high strength, wear resistance and long service life.

In order to achieve the purpose, the utility model provides a camshaft of a core of a packer, which comprises a rotating rod, a first rotating rod, an external thread, an internal thread pipe, a first mute bearing, a first cam piece, a second rotating rod, a third rotating rod, a second cam piece, a second mute bearing and a joint, wherein the rotating rod consists of a first rotating rod, a second rotating rod, a third rotating rod and a joint, the external thread is arranged on the outer wall of the first rotating rod, the internal thread pipe is screwed on the first rotating rod, the internal thread pipe is as long as the first rotating rod, the coaxial first mute bearing is arranged at the left end of the internal thread pipe, a plurality of first cam pieces are sleeved at the right end of the internal thread pipe, the coaxial second rotating rod is arranged at the right end of the internal thread pipe, the coaxial third rotating rod is arranged at the right end of the second rotating rod, the second cam piece is sleeved at the left end of the third rotating rod, the coaxial second mute bearing is arranged at the right end of the third rotating rod, and the coaxial joint is arranged at the right end of the third rotating rod, the joint is adapted to the third rotating rod.

Preferably, the outer diameters of the first rotating rod, the threaded pipe, the third rotating rod and the second rotating rod are increased in sequence.

Preferably, the first rotating rod, the threaded pipe, the third rotating rod, the second rotating rod and the joint are of an integrated structure.

Preferably, the external thread is pressed out.

Preferably, the first rotating rod is provided with a coaxial round hole inside, the round hole extends from the leftmost end of the first rotating rod to the rightmost end of the joint, and the round hole is a smooth round hole.

Preferably, the screwing direction of the internally threaded pipe is opposite to the rotating direction of the first rotating rod.

Preferably, the outer wall of the internal thread pipe is provided with a first limiting plate which is axially arranged, the first limiting plate extends to the middle from the rightmost end of the outer wall of the internal thread pipe, a first limiting groove corresponding to the first limiting plate is arranged on the first cam piece, the first limiting plate is clamped into the first limiting groove, the outer wall of the third rotating rod is provided with a second limiting plate which is axially arranged, the second limiting plate extends to the middle from the leftmost end of the outer wall of the third rotating rod, the second limiting plate is arranged on the left side of the second mute bearing, a second limiting groove corresponding to the second limiting plate is arranged on the second cam piece, and the second limiting plate is clamped into the second limiting groove.

The utility model has the beneficial effects that: according to the utility model, the first mute bearing and the second mute bearing are respectively arranged at the two ends of the rotating rod as the hinge pieces, so that the rotating rod can rotate more smoothly and the noise is reduced; the first rotating rod, the threaded pipe, the third rotating rod, the second rotating rod and the joint are of an integrated structure, so that the strength of the rotating rod can be high; the density of the first rotating rod can be increased through the pressed external threads, so that the first rotating rod is high in strength and more wear-resistant; under the condition of the same diameter, the hollow shaft has higher torsional strength than the practice shaft, and the round hole can enhance the torsional strength of the first rotating rod and prolong the service life; the round hole is a smooth round hole, so that the first rotating rod is uniformly stressed, and the service life is prolonged; the outer diameters of the first rotating rod, the threaded pipe, the third rotating rod and the second rotating rod are sequentially increased, so that the torsion strength axially borne by the rotating rods can be ensured to be consistent as much as possible, and the occurrence probability of regional deformation is reduced; the screwing direction of the internal thread pipe is opposite to the rotating direction of the first rotating rod, so that the internal thread pipe can be prevented from loosening, and the screwing of the internal thread pipe is more tight as the first rotating rod rotates; the first cam piece can be prevented from rotating by the first limiting plate and the first limiting groove, and the second cam piece can be prevented from rotating by the second limiting plate and the second limiting groove.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a front view of a cam shaft of a baler movement of the utility model.

[ detailed description ] embodiments

Referring to fig. 1, the cam shaft of the core of the packer of the present invention comprises a rotating rod 10, a first rotating rod 1, an external thread 11, an internal thread tube 2, a first mute bearing 22, a first cam piece 3, a second rotating rod 4, a third rotating rod 5, a second cam piece 6, a second mute bearing 51 and a joint 52, wherein the rotating rod 10 is composed of the first rotating rod 1, the second rotating rod 4, the third rotating rod 5 and the joint 52, the external thread 11 is arranged on the outer wall of the first rotating rod 1, the internal thread tube 2 is screwed on the first rotating rod 1, the internal thread tube 2 and the first rotating rod 1 are equal in length, the first mute bearing 22 is coaxially arranged at the left end of the internal thread tube 2, the right end of the internal thread tube 2 is sleeved with a plurality of the first cam pieces 3, the second rotating rod 4 is coaxially arranged at the right end face of the internal thread tube 2, the third rotating rod 5 is coaxially arranged at the right end face of the second rotating rod 4, the second rotating rod 6 is sleeved at the left end of the third rotating rod 5, the right end of the third rotating rod 5 is provided with a coaxial second silent bearing 51, the right end face of the third rotating rod 5 is provided with a coaxial joint 52, the joint 52 is adapted to the third rotating rod 5, the outer diameters of the first rotating rod 1, the threaded pipe 2, the third rotating rod 5 and the second rotating rod 4 are sequentially increased, the first rotating rod 1, the threaded pipe 2, the third rotating rod 5, the second rotating rod 4 and the joint 52 are of an integrated structure, the external thread 11 is pressed out, a coaxial round hole 101 is arranged in the first rotating rod 1, the round hole 101 extends from the leftmost end of the first rotating rod 1 to the rightmost end of the joint 52, the round hole 101 is a smooth round hole, the screwing direction of the internal threaded pipe 2 is opposite to the rotating direction of the first rotating rod 1, the outer wall of the internal threaded pipe 2 is provided with a first limiting plate 201 arranged axially, and the first limiting plate 201 extends from the rightmost end of the outer wall of the internal threaded pipe 2 to the middle part, the first cam piece 3 is provided with a first limiting groove 301 corresponding to the first limiting plate 201, the first limiting plate 201 is clamped into the first limiting groove 301, the outer wall of the third rotating rod 5 is provided with a second limiting plate 501 arranged axially, the second limiting plate 501 extends to the middle from the leftmost end of the outer wall of the third rotating rod 5, the second limiting plate 501 is arranged on the left side of the second silent bearing 51, the second cam piece 6 is provided with a second limiting groove 601 corresponding to the second limiting plate 501, and the second limiting plate 501 is clamped into the second limiting groove 601.

The working process of the utility model is as follows:

in the working process of the camshaft of the packer core, the joint 52 is adaptively connected with the packer core, and the first mute bearing 22 and the second mute bearing 51 are fixed on a support framework of the packer core. The first silent bearing 22 and the second silent bearing 51 are respectively arranged at two ends of the rotating rod 10 as hinge parts, so that the rotating rod 10 can rotate more smoothly and the noise is reduced; the first rotating rod 1, the threaded pipe 2, the third rotating rod 5, the second rotating rod 4 and the joint 52 are of an integrated structure, so that the strength of the rotating rod 10 can be high; the pressed external threads 11 can increase the density of the first rotating rod 1, so that the first rotating rod 1 is high in strength and more wear-resistant; under the condition of the same diameter, the hollow shaft has higher torsional strength than the practice shaft, the round hole 101 can enhance the torsional strength of the first rotating rod 1, and the service life is prolonged; the round hole 101 is a smooth round hole, so that the first rotating rod 1 can be uniformly stressed, and the service life is prolonged; the outer diameters of the first rotating rod 1, the threaded pipe 2, the third rotating rod 5 and the second rotating rod 4 are sequentially increased, so that the torsion strength axially borne by the rotating rods 10 can be ensured to be consistent as much as possible, and the occurrence probability of regional deformation is reduced; the screwing direction of the internal thread pipe 2 is opposite to the rotating direction of the first rotating rod 1, so that the internal thread pipe 2 can be prevented from loosening, and the screwing direction of the internal thread pipe 2 is increased as the first rotating rod 1 rotates; the first limiting plate 201 and the first limiting groove 301 can prevent the first cam piece 3 from rotating, and the second limiting plate 501 and the second limiting groove 601 can prevent the second cam piece 6 from rotating.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a baling press core camshaft which characterized in that: comprises a rotating rod (10), a first rotating rod (1), an external thread (11), an internal thread pipe (2), a first silent bearing (22), a first cam sheet (3), a second rotating rod (4), a third rotating rod (5), a second cam sheet (6), a second silent bearing (51) and a joint (52), wherein the rotating rod (10) consists of the first rotating rod (1), the second rotating rod (4), the third rotating rod (5) and the joint (52), the external thread (11) is arranged on the outer wall of the first rotating rod (1), the internal thread pipe (2) is screwed on the first rotating rod (1), the internal thread pipe (2) is as long as the first rotating rod (1), the coaxial first silent bearing (22) is arranged at the left end of the internal thread pipe (2), a plurality of first cam sheets (3) are arranged at the right end of the internal thread pipe (2), the coaxial second rotating rod (4) is sleeved on the right end face of the internal thread pipe (2), the right end face of the second rotating rod (4) is provided with a coaxial third rotating rod (5), the left end of the third rotating rod (5) is sleeved with a second cam sheet (6), the right end of the third rotating rod (5) is provided with a coaxial second mute bearing (51), the right end face of the third rotating rod (5) is provided with a coaxial connector (52), and the connector (52) is matched with the third rotating rod (5).

2. A baler movement camshaft as claimed in claim 1, wherein: the outer diameters of the first rotating rod (1), the threaded pipe (2), the third rotating rod (5) and the second rotating rod (4) are increased in sequence.

3. A baler movement camshaft as claimed in claim 1, wherein: the first rotating rod (1), the threaded pipe (2), the third rotating rod (5), the second rotating rod (4) and the joint (52) are of an integrated structure.

4. A baler movement camshaft as claimed in claim 1, wherein: the external thread (11) is pressed out.

5. A baler movement camshaft as claimed in claim 1, wherein: coaxial round hole (101) are equipped with in the inside of first bull stick (1), and round hole (101) extend to the rightmost end that connects (52) from the leftmost end of first bull stick (1), and round hole (101) are smooth round hole.

6. A baler movement camshaft as claimed in claim 1, wherein: the screwing direction of the internal thread pipe (2) is opposite to the rotating direction of the first rotating rod (1).

7. A baler movement camshaft as claimed in claim 1, wherein: the utility model discloses a mute bearing, including internal thread pipe (2), first limiting plate (201) that the axial set up is equipped with to internal thread pipe (2) outer wall, first limiting plate (201) extend to the middle part from the rightmost end of internal thread pipe (2) outer wall, be equipped with first spacing groove (301) that correspond with first limiting plate (201) on first cam piece (3), first limiting plate (201) card is gone into first spacing groove (301), the outer wall of third bull stick (5) is equipped with second limiting plate (501) that the axial set up, second limiting plate (501) extend to the middle part from the leftmost end of the outer wall of third bull stick (5), second limiting plate (501) are established in second silence bearing (51) left side, be equipped with second spacing groove (601) that correspond with second limiting plate (501) on second cam piece (6), second limiting plate (501) card is gone into second spacing groove (601).