Connecting structure of air swelling shaft of carbon-free paper winding machine

Abstract

The utility model discloses a carbon-free paper winding machine air expansion shaft connecting structure which comprises an air expansion shaft and a mounting frame, a rotating bearing is arranged in the mounting frame, a mounting block is arranged on the inner side face of the rotating bearing, one end of the air expansion shaft is rotationally connected into the mounting block, the side face, away from the air expansion shaft, of the mounting block is rotationally connected with a rotating plate, and the rotating plate is connected with the air expansion shaft. The mounting block, the air swelling shaft and the rotating plate are coaxially arranged, a plurality of plate grooves are formed in the side faces, close to the rotating plate, of the mounting block and the air swelling shaft in a matched mode, the multiple plate grooves are formed in an annular array mode with the circle center of the mounting block as the center, and connecting plates are inserted into the plate grooves; a plurality of plate holes communicating with the plate grooves are formed in the left side face and the right side face of the rotating plate in an annular array mode, and the plate holes and the plate grooves are the same in size and shape. A fixing assembly for connecting and fixing the rotating plate and the mounting block is arranged on the right side surface of the rotating plate; an elastic component for pushing the connecting plate outwards is arranged in the plate groove; the air expansion shaft has the advantage of reducing the maintenance cost of the air expansion shaft.

Description

TECHNICAL FIELD

[0001] The utility model belongs to carbonless paper winding machine technical field relates to a kind of carbonless paper winding machine gas inflation axle's connecting structure. BACKGROUND

[0002] Carbonless paper winding machine is a kind of mechanical equipment specially designed for carbonless copy paper, for efficiently winding, cutting or stacking paper, gas inflation axle is a kind of common shaft equipment for winding and unwinding, especially suitable for efficient, quick change winding system, its application in carbonless paper winding machine can improve the clamping force of winding core and operation convenience, suitable for efficient winding of thin and brittle carbonless paper.

[0003] The utility model discloses a winding device for mildew-proof paper production, which includes a base, first and second side plates are connected to the upper ends of the base, and a bearing wheel, a pressing block, a pressing wheel, a clamping groove and a locking mechanism are arranged on the base, the gas inflation axle is arranged on the upper end of the bearing wheel, the pressing block is turned over, the pressing block is locked by tightening the handle on the locking mechanism, the pressing wheel presses the gas inflation axle, or the handle is loosened to make the locking mechanism disengage from the clamping groove on the pressing block, the gas inflation axle can be quickly taken out, and the gas inflation axle can be quickly installed, fixed and removed through the above structure, but in the technical solution, when the gas inflation axle is damaged, the staff needs to stop working and replace the entire gas inflation axle, which is time-consuming and labor-intensive, and the maintenance cost is high, and it may be inconvenient during use. UTILITY MODEL CONTENTS

[0004] To solve the above problems, the utility model provides a kind of carbonless paper winding machine gas inflation axle's connecting structure, and the problems in prior art are well solved.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme: a kind of carbonless paper winding machine gas inflation axle's connecting structure, including gas inflation axle and mounting bracket, rotating bearing is provided in the mounting bracket, the inner side of rotating bearing is provided with mounting block, one end of gas inflation axle is inserted into mounting block, the side face of mounting block away from gas inflation axle is rotatably connected with rotating plate, the mounting block, gas inflation axle and rotating plate are coaxial, the side face of mounting block and gas inflation axle close to rotating plate is cooperatively provided with a plurality of plate grooves, a plurality of plate grooves are arranged in a ring array with the center of the circle of mounting block, a connecting plate is inserted into the plate groove, a plurality of plate holes are formed in the left and right side surfaces of the rotating plate in a ring array and are in communication with the plate grooves, the plate hole and the plate groove are the same in size and shape;

[0006] The right side surface of the rotating plate is provided with a fixing assembly for connecting and fixing the rotating plate and the mounting block;

[0007] The groove is provided with an elastic component that pushes the connecting plate outward.

[0008] Furthermore, the fixing assembly includes a plurality of fixing bolts arranged in a ring on the right side of the rotating plate, and the end of the fixing bolt near the mounting block can be bolted into the mounting block.

[0009] Furthermore, the elastic component includes a push shell disposed on the side of the plate groove away from the rotating plate, a push block slidably connected in the push shell, and a spring disposed in the push shell. The end of the push block near the rotating plate can pass through the side of the push shell near the rotating plate, and the two ends of the spring are respectively connected to the inner side of the push shell and the side of the push block away from the rotating plate.

[0010] Furthermore, the mounting block has multiple rotating grooves in a ring shape on the side near the rotating plate. One end of each rotating groove is connected to the plate groove. The rear side of the rotating plate is provided with multiple rotating protrusions that can slide in the rotating grooves. The number of rotating grooves and rotating protrusions is the same as the number of plate grooves.

[0011] Furthermore, a rotating block is provided on the side of the rotating plate away from the air expansion shaft, and the rotating block is located at the center of the rotating plate.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] This invention achieves quick connection between the air shaft and the mounting bracket through a connecting plate, a rotating plate, a mounting block, a plate groove, and a plate hole. At the same time, when the connecting plate is damaged, only the connecting plate needs to be replaced, and the air shaft does not need to be replaced, reducing maintenance costs. The elastic component enables the pushing of the connecting plate, improving the convenience of workers when disassembling the connecting plate. The fixing component fixes the rotating plate, preventing the rotating plate from rotating and ensuring the reliability of the air shaft during operation. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This utility model Figure 1 A sectional view of the BB section;

[0016] Figure 3 This utility model Figure 1 The right view;

[0017] Figure 4 This utility model Figure 1 A magnified view of part A.

[0018] 1, air inflation shaft; 2, mounting frame; 3, rotating bearing; 4, mounting block; 5, rotating plate; 6, elastic assembly; 7, connecting plate; 8, push shell; 9, push block; 10, spring; 401, plate groove; 402, rotating groove; 501, rotating protrusion; 502, rotating block; 503, plate hole; 504, fixing bolt. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] As shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 A kind of carbonless paper winding machine air inflation shaft's connecting structure, including air inflation shaft 1 and mounting frame 2, rotating bearing 3 is inlaid in mounting frame 2, the inner side of rotating bearing 3 is inlaid with mounting block 4, air inflation shaft 1 one end is inserted in mounting block 4, the side of mounting block 4 away from air inflation shaft 1 is rotatably connected with rotating plate 5 by bearing, mounting block 4, air inflation shaft 1 and rotating plate 5 are coaxial, the side of mounting block 4 and air inflation shaft 1 close to rotating plate 5 is cooperatively provided with multiple plate grooves 401, multiple plate grooves 401 are arranged in annular array with the center of mounting block 4 as center, connecting plate 7 is inserted in plate groove 401, multiple plate holes 503 that are communicated with plate groove 401 are annularly arranged on the left and right side of rotating plate 5, and plate hole 503 and plate groove 401 are same in size and shape;

[0021] Rotating plate 5 right side is provided with the fixed assembly that connecting rotating plate 5 and mounting block 4;

[0022] Plate groove 401 is provided with elastic assembly that pushes connecting plate 7 outwards.

[0023] When connecting the gas expansion shaft 1 and the mounting frame 2, the worker rotates the rotating plate 5 to make the plate hole 503 communicate with the plate slot 401, then the worker inserts the connecting plate 7 into the plate slot 401, after the insertion is completed, the worker reversely rotates the rotating plate 5 to make the rotating plate 5 close the plate slot 401, and connects and fixes the rotating plate 5 and the mounting block 4 through the fixing assembly, prevents the rotating plate 5 from rotating during work, and further prevents the connecting plate 7 from being separated from the plate slot 401 during work, thereby ensuring the reliability of the gas expansion shaft 1 during rotation in the mounting frame 2, when the connecting plate 7 is damaged or needs to be replaced, the worker rotates the rotating plate 5 to make the plate hole 503 communicate with the plate slot 401, then under the action of the elastic assembly, one end of the connecting plate 7 extends out of the plate slot 401 and the plate hole 503, then the worker grabs the extended end of the connecting plate 7 to pull out the connecting plate 7, and at the same time, the gas expansion shaft 1 and the mounting frame 2 are connected by the connecting plate 7, so that the entire gas expansion shaft 1 does not need to be replaced when damaged, thereby reducing the replacement cost.

[0024] In the embodiment, the fixing assembly includes a plurality of fixing bolts 504 arranged in an annular shape on the right side surface of the rotating plate 5, one end of the fixing bolt 504 close to the mounting block 4 can be threadedly connected in the mounting block 4, in use, the worker rotates the fixing bolt 504 to make the fixing bolt 504 threadedly connected in the mounting block 4, and further connects and fixes the rotating plate 5 and the mounting block 4 together, thereby preventing the rotating plate 5 from rotating during use, and ensuring the reliability of the gas expansion shaft 1 during use.

[0025] In the embodiment, the elastic assembly includes a pushing shell 8 embedded on the side surface of the plate slot 401 away from the rotating plate 5, a pushing block 9 slidingly connected in the pushing shell 8, and a spring 10 arranged in the pushing shell 8, one end of the pushing block 9 close to the rotating plate 5 can pass through the side surface of the pushing shell 8 close to the rotating plate 5, and the spring 10 has two ends respectively connected with the inner side surface of the pushing shell 8 and the side surface of the pushing block 9 away from the rotating plate 5, when the connecting plate 7 needs to be replaced, the worker rotates the rotating plate 5 to make the plate hole 503 communicate with the plate slot 401, under the action of the spring 10, the pushing block 9 pushes the connecting plate 7 to move outward of the plate hole 503, so that one end of the connecting plate 7 extends out of the plate hole 503, thereby improving the convenience of the worker when replacing the connecting plate 7.

[0026] In the embodiment, the side of the mounting block 4 close to the rotating plate 5 is annularly provided with a plurality of rotating grooves 402, one end of the rotating grooves 402 is communicated with the plate groove 401, the rear side of the rotating plate 5 is provided with a plurality of rotating protrusions 501 capable of sliding in the rotating grooves 402, the number of the rotating grooves 402, the rotating protrusions 501 and the plate groove 401 is consistent, when the rotating plate 5 is rotated, the rotating protrusions 501 slide in the rotating grooves 402, the rotation angle of the rotating plate 5 is limited, when the rotating protrusions 501 rotate to be attached to the side of the rotating grooves 402 away from the plate groove 401, at this time, the plate hole 503 is communicated with the plate groove 401, the fixing bolt 504 can be threadedly connected in the mounting block 4, the convenience of the worker when controlling the rotation angle of the rotating plate 5 is improved.

[0027] In the embodiment, the side of the rotating plate 5 away from the gas expansion shaft 1 is integrally formed with a rotating block 502, the rotating block 502 is located at the center of the rotating plate 5, in use, the worker can grab the rotating block 502 to rotate the rotating plate 5, the convenience of the worker when rotating the rotating plate 5 is improved.

[0028] Although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A connecting structure of a carbonless paper winding machine air inflation shaft, comprising an air inflation shaft and a mounting frame, characterized in that: The mounting frame is internally provided with a rotating bearing, the inner side of the rotating bearing is provided with a mounting block, one end of the gas expansion shaft is inserted into the mounting block, the side of the mounting block away from the gas expansion shaft is rotationally connected with a rotating plate, the mounting block, the gas expansion shaft and the rotating plate are coaxially arranged, the side of the mounting block close to the rotating plate is cooperatively provided with a plurality of plate grooves, the plate grooves are arranged in a ring array with the center of the mounting block as the center, a connecting plate is inserted into the plate grooves, a plurality of plate holes which are in communication with the plate grooves are annularly arranged on the left and right sides of the rotating plate, the plate holes and the plate grooves are the same in size and shape. The right side of the rotating plate is provided with a fixing assembly for connecting and fixing the rotating plate and the mounting block. The plate grooves are internally provided with an elastic assembly for pushing the connecting plate outward.

2. The connecting structure of the air inflation shaft of the carbonless paper winding machine according to claim 1, characterized in that: The fixing assembly comprises a plurality of fixing bolts arranged in a ring on the right side of the rotating plate, one end of the fixing bolt close to the mounting block can be bolted in the mounting block.

3. The connecting structure of the air inflation shaft of the carbonless paper winding machine according to claim 1, characterized in that: The elastic assembly comprises a pushing shell arranged on the side of the plate groove away from the rotating plate, a pushing block slidingly connected in the pushing shell and a spring arranged in the pushing shell, one end of the pushing block close to the rotating plate can pass through the side of the pushing shell close to the rotating plate, and the spring is connected at both ends with the inner side of the pushing shell and the side of the pushing block away from the rotating plate.

4. The connecting structure of the air inflation shaft of the carbonless paper winding machine according to claim 1, characterized in that: The side of the mounting block close to the rotating plate is annularly provided with a plurality of rotating grooves, one end of the rotating groove is in communication with the plate groove, the back side of the rotating plate is provided with a plurality of rotating protrusions which can slide in the rotating groove, the number of the rotating grooves, the rotating protrusions and the plate grooves is consistent.

5. The connecting structure of the air inflation shaft of the carbonless paper winding machine according to claim 1, characterized in that: The side of the rotating plate away from the gas expansion shaft is provided with a rotating block, and the rotating block is located at the center of the rotating plate.

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