CN213976498U

CN213976498U - Anti-slip inflatable shaft

Info

Publication number: CN213976498U
Application number: CN202022915834.9U
Authority: CN
Inventors: 薛迪媚
Original assignee: Wenzhou Boyue Machinery Fittings Co ltd
Current assignee: Wenzhou Boyue Machinery Fittings Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-17
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses an anti-skid air-expanding shaft in the field of air-expanding shafts, which comprises a shaft body, wherein the surface of the shaft body is provided with a plurality of through holes, lugs are arranged in the through holes, anti-skid grains are arranged on the surface of the lugs, a connecting shaft is arranged at the rear end of the shaft body, a bearing is arranged at the rear end of the connecting shaft, a mounting hole is arranged in the middle of the front end wall of the shaft body, a plurality of pin grooves are arranged at the mounting hole, a plurality of threaded holes are arranged on the outer ring of the front end wall of the shaft body, an air bag is arranged in the shaft body, an air pipe is arranged at the front end of the air bag, a baffle is arranged at the front end of the shaft body, a plurality of fixing bolts are arranged on the outer end wall of the baffle, an air injection mechanism is arranged at the front end of the baffle, the lugs are pushed out and perforated to the surface of the shaft body through the air bag, so as to realize the spacing fixation, and a plurality of anti-skid grains are arranged in a wave shape, when the lugs are pushed up to the material roll, the anti-skid grains play a role of anti-skid, avoid material to roll up the slip, influence the material rolling, be favorable to improving work efficiency and practicality.

Description

Anti-slip inflatable shaft

Technical Field

The utility model relates to an inflatable shaft field specifically is anti-skidding inflatable shaft.

Background

The air expansion shaft is a special winding shaft, an expansion roller, an inflation shaft, a pressure shaft and the like, and has wide application, wherein all machines with winding, unwinding and slitting can be suitable for the air expansion shaft, and printing equipment comprises a plate printing machine, a flexo printing machine, a gravure printing machine, a trademark printing machine and the like.

In the prior art, when the air expansion shaft is used for winding materials, the air expansion shaft does not have an anti-skidding function, when the weight of a material roll is too heavy, the phenomenon of skidding can occur, the material winding is influenced, the working efficiency is reduced, and the practicability is reduced; and current inflatable shaft does not have the function of blocking, and when the inflatable shaft was carrying out the material rolling, its both ends do not have spacing blocking, can appear the skew of material book, leads to the material rolling untidy, influences the rolling quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an prevent the inflatable shaft that skids to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the anti-skidding air-expanding shaft comprises a shaft body, wherein a plurality of through holes are formed in the surface of the shaft body, a plurality of convex blocks are arranged inside the through holes and are provided with anti-skidding grains, a connecting shaft is arranged at the rear end of the shaft body, a bearing is arranged at the rear end of the connecting shaft, a mounting hole is formed in the middle of the front end wall of the shaft body, a plurality of pin grooves are formed in the mounting hole, a plurality of threaded holes are formed in the outer ring of the front end wall of the shaft body, an air bag is arranged inside the shaft body, an air pipe is arranged at the front end of the air bag, a baffle is arranged at the front end of the shaft body, a plurality of fixing bolts are arranged on the wall of the outer end of the baffle, an air injection mechanism is arranged at the front end of the baffle, an air hole is formed in the upper end wall of the air injection mechanism, and a mounting shaft is fixedly connected to the front end of the air injection mechanism.

As a further aspect of the present invention: the bearing passes through the connecting axle and rotates with the axis body to be connected, just the connecting axle rotates with the axis body to be connected, and during the use, axis body rear portion accessible bearing holds up it, and does not influence its rotation and carry out the rolling box and unreel.

As a further aspect of the present invention: the lug runs through the perforation on the axis body and protrudes to the axis body surface, just the lug inner is equipped with the dog, and its dog size is greater than the perforation to the dog is hugged closely with the gasbag, and during the use, aerifys the gasbag, and the gasbag is ejecting perforation to the axis body surface with the lug, pushes up the material book tightly, realizes spacing fixed.

As a further aspect of the present invention: it is a plurality of the surface of lug all is equipped with a plurality of anti-skidding lines, just anti-skidding line is the wave, and when the lug top was tight in the material book, anti-skidding line played the antiskid effect, avoids the material to roll up and slides, influences the material rolling.

As a further aspect of the present invention: the axis body passes through fixing bolt and baffle fixed mounting, just the axis body front end wall is hugged closely to the baffle, and during the use, the baffle is spacing with the axis body front end, avoids it when carrying out the material rolling, and the material off tracking leads to the material rolling untidy.

As a further aspect of the present invention: the air bag is communicated with the air hole through the air pipe, the air hole is communicated with an external air pump, and when the shaft body is rolled for use, the air pump injects air into the air bag through the air hole and the air pipe to enable the air bag to expand.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, the lug is ejected out through the air bag and punched to the surface of the shaft body, the material is tightly rolled up, the limiting and fixing are realized, the outer surfaces of the lugs are provided with a plurality of anti-slip patterns which are wave-shaped, and when the lug is tightly pressed on the material roll, the anti-slip patterns play a role in anti-slip, the material roll is prevented from sliding, the material rolling is influenced, and the work efficiency and the practicability are favorably improved; and the axis body passes through fixing bolt and baffle fixed mounting, and the axis body front end wall is hugged closely to the baffle, and during the use, the baffle is spacing with the axis body front end, avoids it when carrying out the material rolling, and the material off tracking leads to the material rolling untidy.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a mounting hole of the present invention;

fig. 3 is an enlarged view of the point B in fig. 2 according to the present invention.

In the figure: 1. a shaft body; 11. perforating; 12. mounting holes; 121. a pin slot; 13. a threaded hole; 2. a bump; 21. anti-skid lines; 3. a connecting shaft; 4. a bearing; 5. a baffle plate; 6. fixing the bolt; 7. a gas injection mechanism; 71. air holes; 72. installing a shaft; 8. an air bag; 81. the trachea.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, in the embodiment of the present invention, the anti-slip air-expanding shaft, including

axis body

1, 1 surface of axis body is equipped with a plurality of perforation 11, lug 2 is all installed to a plurality of perforation 11 insides, 2 surfaces of a plurality of lugs all are equipped with anti-skidding line 21, connecting axle 3 is installed to 1 rear end of axis body, bearing 4 is installed to 3 rear ends of connecting axle, 1 front end wall middle part of axis body is equipped with mounting hole 12, mounting hole 12 department is equipped with a plurality of

cotter way

121, 1 front end wall outer lane of axis body is equipped with a plurality of

screw holes

13, 1 internally mounted of axis body has gasbag 8, trachea 81 is installed to 8 front end of gasbag, baffle 5 is installed to 1 front end of axis body, 5 outer end wall mounting of baffle has a plurality of fixing bolt 6, gas injection mechanism 7 is installed to 5 front end of baffle, install gas pocket 71 on 7 upper end wall of gas injection mechanism, 7 front end fixedly connected with installation axle 72 of gas injection mechanism.

Wherein the bearing 4 is rotatably connected with the shaft body 1 through the connecting shaft 3, and the connecting shaft 3 is rotatably connected with the shaft body 1, when in use, the rear part of the shaft body 1 can be supported through the bearing 4 without influencing the rotation thereof to unreel the rolling box, the lug 2 penetrates through the through hole 11 on the shaft body 1 and protrudes to the outer surface of the shaft body 1, the inner end of the lug 2 is provided with a stop block, the size of the stop block is larger than that of the through hole 11, and the stop block is tightly attached to the air bag 8, when in use, the air bag 8 is inflated, the air bag 8 pushes the lug 2 out of the through hole 11 to the surface of the shaft body 1 to tightly push the material roll, so as to realize spacing fixation, the outer surfaces of a plurality of lugs 2 are all provided with a plurality of anti-skid veins 21, and the anti-skid veins 21 are wave-shaped, when the lug 2 is tightly pushed against the material roll, the anti-skid veins 21 play a role to avoid the sliding of the material roll and influencing the material, the shaft body 1 is fixedly installed with the baffle 5 through the fixing bolt 6, and the baffle 5 is tightly attached to the front end wall of the shaft body 1, during the use, baffle 5 is spacing with axis body 1 front end, avoids it when carrying out the material rolling, and the material off tracking leads to the material rolling untidy, and gasbag 8 passes through trachea 81 and gas pocket 71 intercommunication, and gas pocket 71 and outside air pump intercommunication, and when the rolling of axis body 1 was used, the air pump was through inside gas injection gasbag 8 of gas pocket 71 and trachea 81, made its inflation.

The utility model discloses a theory of operation is: the bearing 4 is rotatably connected with the shaft body 1 through the connecting shaft 3, the connecting shaft 3 is rotatably connected with the shaft body 1, when in use, the rear part of the shaft body 1 can be supported through the bearing 4 and does not influence the rotation to unreel the winding box, the lug 2 penetrates through the through hole 11 on the shaft body 1 and protrudes to the outer surface of the shaft body 1, the inner end of the lug 2 is provided with a stop block, the size of the stop block is larger than that of the through hole 11, and the stop block is tightly attached to the air bag 8, when in use, the air bag 8 is inflated, the air bag 8 pushes the lug 2 out of the through hole 11 to the surface of the shaft body 1 to tightly push the material to realize limiting and fixing, the outer surfaces of the lugs 2 are provided with a plurality of anti-skid veins 21, the anti-skid veins 21 are wavy, when the lug 2 is tightly pushed against the material roll, the anti-skid veins 21 play a role to avoid the material roll from sliding and influence the material rolling, the shaft body 1 is fixedly installed with the baffle 5 through the fixing bolt 6, and the baffle 5 is tightly attached to the front end wall of the shaft body 1, during the use, baffle 5 is spacing with axis body 1 front end, avoids it when carrying out the material rolling, and the material off tracking leads to the material rolling untidy, and gasbag 8 passes through trachea 81 and gas pocket 71 intercommunication, and gas pocket 71 and outside air pump intercommunication, and when the rolling of axis body 1 was used, the air pump was through inside gas injection gasbag 8 of gas pocket 71 and trachea 81, made its inflation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Prevent gas that skids and rise axle, including axis body (1), its characterized in that: the anti-skid device is characterized in that a plurality of through holes (11) are formed in the surface of the shaft body (1), a plurality of convex blocks (2) are arranged in the through holes (11), anti-skid grains (21) are arranged on the surface of each convex block (2), a connecting shaft (3) is arranged at the rear end of the shaft body (1), a bearing (4) is arranged at the rear end of the connecting shaft (3), a mounting hole (12) is formed in the middle of the front end wall of the shaft body (1), a plurality of pin grooves (121) are formed in the mounting hole (12), a plurality of threaded holes (13) are formed in the outer ring of the front end wall of the shaft body (1), an air bag (8) is arranged in the shaft body (1), an air pipe (81) is arranged at the front end of the air bag (8), a baffle (5) is arranged at the front end of the shaft body (1), a plurality of fixing bolts (6) are arranged on the outer end wall of the baffle (5), and an air injection mechanism (7) is arranged at the front end of the baffle (5), an air hole (71) is formed in the upper end wall of the air injection mechanism (7), and a mounting shaft (72) is fixedly connected to the front end of the air injection mechanism (7).

2. The anti-slip inflatable shaft according to claim 1, wherein: the bearing (4) is rotatably connected with the shaft body (1) through the connecting shaft (3), and the connecting shaft (3) is rotatably connected with the shaft body (1).

3. The anti-slip inflatable shaft according to claim 1, wherein: the bump (2) penetrates through a through hole (11) in the shaft body (1) and protrudes out of the outer surface of the shaft body (1), a stop block is arranged at the inner end of the bump (2), the size of the stop block is larger than that of the through hole (11), and the stop block is tightly attached to the air bag (8).

4. The anti-slip inflatable shaft according to claim 1, wherein: the outer surfaces of the bumps (2) are provided with a plurality of anti-skid lines (21), and the anti-skid lines (21) are wavy.

5. The anti-slip inflatable shaft according to claim 1, wherein: the shaft body (1) is fixedly installed with the baffle (5) through the fixing bolt (6), and the baffle (5) is tightly attached to the front end wall of the shaft body (1).

6. The anti-slip inflatable shaft according to claim 1, wherein: the air bag (8) is communicated with the air hole (71) through an air pipe (81), and the air hole (71) is communicated with an external air pump.