CN219408504U

CN219408504U - Fixed scroll physiosis spindle nose

Info

Publication number: CN219408504U
Application number: CN202320425320.6U
Authority: CN
Inventors: 吴钦伟; 孙宪贵; 杨丹
Original assignee: Zhejiang Meige Machinery Co ltd
Current assignee: Zhejiang Meige Machinery Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-07-25
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses an air-expanding shaft head for fixing a paper roll, which aims to solve the technical problems of time and labor waste in feeding and discharging, low winding and unwinding working efficiency, complex equipment structure, higher manufacturing and mounting cost and inconvenient production and maintenance in the prior art, and comprises an air-expanding chuck, wherein one end of the air-expanding chuck is provided with a connecting disc, the connecting disc is rotationally connected with a spline shaft, the inner side of the spline shaft is provided with a ball screw, one end of the ball screw, which is far away from the spline shaft, is provided with a first transmission mechanism, and the first transmission mechanism is connected with a first driving piece; the ball screw is close to one end of the first transmission mechanism and is rotationally connected with a bottom plate, the bottom plate is fixedly connected with a sliding sleeve which is arranged on the outer side of the spline shaft and extends along the length direction of the spline shaft, a second driving piece is arranged on the sliding sleeve, and the second driving piece is connected with the connecting disc through a second transmission mechanism.

Description

Fixed scroll physiosis spindle nose

Technical Field

The utility model relates to the technical field of printing equipment, in particular to a balloon head for fixing a paper roll.

Background

The inflatable shaft is a special winding and unwinding shaft, namely a shaft with a raised surface after high-pressure inflation, and a shaft with a rapidly retracted surface after deflation is called an inflatable shaft. It is a special winding and unwinding shaft, that is, a shaft whose surface can be raised after high-pressure inflation, and a shaft whose surface portion is quickly retracted after deflation is called an inflatable shaft. The name of the machine is diversified, namely, an air pressure shaft, an expansion shaft, an air expansion roller, an air inflation shaft, a pressure shaft, an air expansion roller and the like, the air expansion shaft has wide application range, and the machine with winding, unwinding and slitting functions can be applicable to the air expansion shaft and even comprises the light metal industry.

In the printing industry, an air inflation shaft is matched with a paper tube winding and unwinding mode to serve as a feeding and discharging mechanism of printing equipment, a variable frequency motor drives a material shaft to drive through a synchronous belt or a gear single end, the material roll is replaced by manual operation, the problems of high labor intensity, poor alignment precision of the upper roll, easiness in collision of parts at the air inflation shaft and a transmission part and influence on transmission precision exist in the actual operation process, in order to reduce manual operation, the traditional Chinese patent with the publication number of CN215435503U discloses a double-end air inflation chuck synchronous transmission mechanism, which comprises a mechanism support, a motor base and a first station arranged on the mechanism support, wherein the first station comprises a left rotating shaft and a right rotating shaft, a left inflation chuck and a right inflation chuck are respectively arranged on the left rotating shaft and the right rotating shaft, the paper tube is clamped between the left inflation chuck and the right inflation chuck, and the mechanism support is further provided with a transmission structure, so that the left inflation chuck and the right inflation chuck synchronously rotate; the mechanism bracket is provided with a left rotary table and a right rotary table, and a connecting pipe sleeve is arranged between the left rotary table and the right rotary table; the transmission mechanism comprises a first connecting shaft, and a left connecting part and a right connecting part which are respectively arranged at two sides of the first connecting shaft; the synchronous transmission mechanism converts single-side transmission torque output by an output shaft of the motor into double-side output torque through a connecting shaft. The unilateral torque output by the motor output shaft is converted into bilateral torque through the transmission part, so that the right expansion chuck is driven to simultaneously rotate in the same direction along with the rotation of the motor when the printing machine is rolled, time and labor are wasted when the printing machine is unrolled in the printing process, and the rolling and unrolling work efficiency is low.

However, the existing inflatable shaft scheme is complex in structure, high in equipment manufacturing and installation cost and inconvenient to produce and maintain, so that an inflatable shaft head which is simple in structure, convenient to produce and maintain and beneficial to loading and unloading and winding and unwinding is urgently designed.

Disclosure of Invention

The utility model discloses an air-expanding shaft head for fixing a paper roll, and aims to solve the technical problems of time and labor waste in feeding and discharging, low winding and unwinding working efficiency, complex equipment structure, high manufacturing and mounting cost and inconvenient production and maintenance in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a fixed scroll physiosis spindle nose, includes the physiosis chuck, physiosis chuck one end is equipped with the connection pad, the connection pad rotates and is connected with the integral key shaft, the integral key shaft inboard is equipped with ball screw, ball screw keeps away from integral key shaft one end is equipped with first drive mechanism, first drive mechanism is connected with first driving piece;

the ball screw is close to one end of the first transmission mechanism and is rotationally connected with a bottom plate, the bottom plate is fixedly connected with a sliding sleeve which is arranged on the outer side of the spline shaft and extends along the length direction of the spline shaft, a second driving piece is arranged on the sliding sleeve, and the second driving piece is connected with the connecting disc through a second transmission mechanism.

Optionally, the first transmission mechanism includes set up in the first synchronizing wheel of ball screw tip, first synchronizing wheel is connected with the second synchronizing wheel through the hold-in range, the output shaft of first driving piece with second synchronizing wheel fixed connection.

Optionally, a motor connecting plate fixedly connected with the sliding sleeve is arranged on the first driving piece, and a belt wheel protecting cover fixedly connected with the bottom plate is arranged on the motor connecting plate.

Optionally, a first supporting sleeve is arranged on the ball of the ball screw, and the first supporting sleeve is rotationally connected with the spline shaft.

Optionally, a connecting seat is arranged on one side of the sliding sleeve facing the inflatable chuck.

Optionally, a second supporting sleeve rotationally connected with the connecting seat and the inner side of the sliding sleeve is arranged on the connecting seat and the inner side of the sliding sleeve.

Optionally, an observation groove extending along the length direction of the sliding sleeve is formed in the sliding sleeve.

Optionally, a limit proximity switch positioned at the end part of the observation groove is arranged on the sliding sleeve, and the limit proximity switch is connected with a detection block arranged on the spline shaft.

The utility model has the beneficial effects that:

1. the scheme controls the first driving piece to act, after the first synchronous wheel, the synchronous belt and the second synchronous wheel are driven, the ball screw rotates, the ball part on the ball screw drives the spline shaft to displace along the length direction of the spline shaft, and then the air expansion chuck can move in and out of the inner wall of the paper winding pipe for loading and unloading; in addition, the second driving piece is controlled to act, after the transmission of the second transmission mechanism, the connecting disc and the second supporting sleeve are integrated and drive the inflatable chuck to rotate around the axial direction for winding and unwinding, and the whole structure is simple and the design is reasonable;

2. the shaft part of the ball screw is penetrated at the center of the bottom plate and is rotationally connected, then the first synchronous wheel, the synchronous belt, the second synchronous wheel and the first driving part are sequentially assembled, the spline shaft is assembled on the ball screw, the first supporting sleeve is fixed at the same time, the bottom plate and the sliding sleeve are installed through bolts, the first driving part is fixed at one end of the sliding sleeve through a motor connecting plate, a belt wheel shield is installed, the connecting seat is fixed at the other end of the sliding sleeve, the second supporting sleeve is installed, then the rotatable connecting disc is fixed at the shaft head part of the spline shaft, finally the air-expanding chuck is fixed on the connecting disc, in addition, the second driving mechanism is installed at the same time when the second supporting sleeve is sleeved, and the second driving part connected with the second driving part is installed on the sliding sleeve and the connecting seat, so that the whole manufacturing and installation cost is low, and the production and maintenance are convenient.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the balloon head of the fixed paper roll according to the present utility model.

In the figure: 1. an inflatable chuck; 2. a connecting disc; 3. a spline shaft; 4. a ball screw; 5. a first driving member; 51. a first synchronizing wheel; 52. a synchronous belt; 53. a second synchronizing wheel; 54. the motor is connected with the spanner; 55. a pulley shield; 6. a bottom plate; 61. a sliding sleeve; 7. a second driving member; 71. a driven gear; 72. a drive gear; 8. a first support sleeve; 9. a connecting seat; 91. a second support sleeve; 92. an observation groove; 93. a limit proximity switch; 94. and detecting the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

The utility model provides a fixed scroll physiosis spindle nose, is shown as fig. 1, includes physiosis chuck 1, and physiosis chuck 1 is prior art, and its theory of operation is through compressed air entering chuck inner bag, and the gasbag is inflated the key strip of cyclic distribution on ejecting chuck, and the key strip is tight material stock form pipe inner wall again for fixed. The one end at physiosis chuck 1 is provided with connection pad 2, and connection pad 2 rotates and is connected with spline shaft 3, and the spline shaft 3 inboard is provided with ball screw 4, and ball screw 4 keeps away from spline shaft 3 one end and is provided with first drive mechanism, and first drive mechanism is connected with first driving piece 5 to control first driving piece 5 action, after the transmission of first drive mechanism, ball screw 4 autorotation is driven spline shaft 3 along its length direction displacement by ball part on ball screw 4, and physiosis chuck 1 of being convenient for moves into and out the material reelpipe inner wall. In addition, the ball screw 4 is close to one end of the first transmission mechanism and is rotationally connected with a bottom plate 6, the bottom plate 6 is fixedly connected with a sliding sleeve 61 which is arranged outside the spline shaft 3 and extends along the length direction of the spline shaft, a second driving piece 7 is arranged on the sliding sleeve 61, the second driving piece 7 is connected with the connecting disc 2 through the second transmission mechanism, and accordingly the second driving piece 7 is controlled to act, after being transmitted through the second transmission mechanism, the connecting disc 2 drives the inflatable chuck 1 to rotate around the axial direction, and the winding and unwinding work of the inflatable chuck 1 is facilitated. In this embodiment, the first driving member 5 and the second driving member 7 are both servo motors.

As shown in fig. 1, the first transmission mechanism includes a first synchronizing wheel 51 disposed at an end of the ball screw 4, the first synchronizing wheel 51 is connected with a second synchronizing wheel 53 through a synchronous belt 52, and an output shaft of the first driving member 5 is fixedly connected with the second synchronizing wheel 53.

As shown in fig. 1, the first driving member 5 is provided with a motor connecting plate 54 fixedly connected with a sliding sleeve 61, and the motor connecting plate 54 is provided with a pulley shield 55 fixedly connected with the bottom plate 6. Wherein the arrangement of the motor connecting plate 54 facilitates the fixed installation of the first driving member 5, and the arrangement of the pulley shield 55 facilitates the protection of the first driving mechanism.

As shown in fig. 1, the balls of the ball screw 4 are provided with a first supporting sleeve 8, and the first supporting sleeve 8 is rotatably connected with the spline shaft 3. The first support sleeve 8 can assist the rotation of the ball screw 4, and can limit the movement of the spline shaft 3 along the length direction thereof without deviation.

As shown in fig. 1, the side of the sliding sleeve 61 facing the inflatable chuck 1 is provided with a connecting seat 9. The arrangement of the connecting seat 9 facilitates the installation of the internal components of the sliding sleeve 61.

As shown in fig. 1, the connecting seat 9 and the inner side of the sliding sleeve 61 are provided with a second supporting sleeve 91 rotatably connected thereto. The second supporting sleeve 91 is provided to assist the rotation of the connecting seat 9. In addition, the second transmission mechanism includes a driven gear 71 disposed on the second supporting sleeve 91, the driven gear 71 is engaged with and connected with a driving gear 72, and a central shaft of the driving gear 72 is fixedly connected with an output shaft of the second driving member 7.

As shown in fig. 1, the slide 61 is provided with an observation groove 92 extending in the longitudinal direction thereof, so as to observe whether the inflatable chuck 1 is extended or retracted to the limit position. In order to further realize automation, a limit proximity switch 93 is provided on the slide sleeve 61 at the end of the observation groove 92, and the limit proximity switch 93 is connected with a detection block 94 provided on the spline shaft 3. In this embodiment, two limit proximity switches 93 are provided, and are respectively located at two ends of the observation groove 92, where the left chuck is used for extending out of the limit position limitation, and the right chuck is used for retracting out of the limit position limitation, that is, the detection block 94 moves along with the inflatable chuck 1, when the detection block 94 moves to the forefront end or the rearmost end, it is detected by the limit proximity switch 93, and then the operation is stopped, and the operation principle of the limit proximity switch 93 is that the electric control signal is converted and transmitted to reach the limit.

Working principle: when feeding and discharging, the first driving piece 5 is controlled to act, after the transmission of the first synchronous wheel 51, the synchronous belt 52 and the second synchronous wheel 53, the ball screw 4 rotates, the ball part on the ball screw 4 drives the spline shaft 3 to displace along the length direction of the spline shaft, and then the air-expanding chuck 1 can move into and out of the inner wall of the paper winding pipe for feeding and discharging;

when the air-expanding chuck is wound and unwound, the second driving piece 7 is controlled to act, and after the driven gear 71 and the driving gear 72 are driven, the connecting disc 2 and the second supporting sleeve 91 are integrated and drive the air-expanding chuck 1 to rotate around the axial direction for winding and unwinding;

during installation, the shaft part of the ball screw 4 is penetrated at the center of the bottom plate 6 and is in rotary connection, then the first synchronous wheel 51, the synchronous belt 52, the second synchronous wheel 53 and the first driving piece 5 are sequentially assembled, the spline shaft 3 is assembled on the ball screw 4, the first supporting sleeve 8 is fixed at the same time, the installation of the bottom plate 6 and the sliding sleeve 61 is realized through bolts, one side of the first driving piece 5 is fixed at one end of the sliding sleeve 61 through a motor connecting plate 54, the belt wheel shield 55 is installed, the connecting seat 9 is fixed at the other end of the sliding sleeve 61, the second supporting sleeve 91 is installed, the rotatable connecting disc 2 is fixed at the shaft head part of the spline shaft 3, finally the inflatable chuck 1 is fixed on the connecting disc 2, and in addition, the second supporting sleeve 91 is sleeved, the second driving mechanism is installed at the same time, and the second driving piece 7 connected with the second driving piece is installed on the sliding sleeve 61 and the connecting seat 9.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a fixed scroll physiosis spindle nose which is characterized in that, includes physiosis chuck (1), physiosis chuck (1) one end is equipped with connection pad (2), connection pad (2) rotate and are connected with spline shaft (3), spline shaft (3) inboard is equipped with ball screw (4), ball screw (4) keep away from spline shaft (3) one end is equipped with first drive mechanism, first drive mechanism is connected with first driving piece (5);

the ball screw (4) is close to one end of the first transmission mechanism and is rotationally connected with a bottom plate (6), the bottom plate (6) is fixedly connected with a sliding sleeve (61) which is arranged on the outer side of the spline shaft (3) and extends along the length direction of the spline shaft, a second driving piece (7) is arranged on the sliding sleeve (61), and the second driving piece (7) is connected with the connecting disc (2) through the second transmission mechanism.

2. A fixed paper roll air-expanding shaft head according to claim 1, characterized in that the first transmission mechanism comprises a first synchronous wheel (51) arranged at the end part of the ball screw (4), the first synchronous wheel (51) is connected with a second synchronous wheel (53) through a synchronous belt (52), and an output shaft of the first driving piece (5) is fixedly connected with the second synchronous wheel (53).

3. A fixed paper roll air-expanding shaft head according to claim 2, characterized in that the first driving piece (5) is provided with a motor connecting plate (54) fixedly connected with the sliding sleeve (61), and the motor connecting plate (54) is provided with a belt wheel protecting cover (55) fixedly connected with the bottom plate (6).

4. A fixed paper roll ballooning head according to claim 1, characterized in that the ball of the ball screw (4) is provided with a first support sleeve (8), the first support sleeve (8) being in rotational connection with the spline shaft (3).

5. A fixed roll of toilet head according to claim 1, characterized in that the side of the sliding sleeve (61) facing the toilet head (1) is provided with a connecting seat (9).

6. A fixed roll-head according to claim 5, characterized in that the inside of the connection seat (9) and the sliding sleeve (61) is provided with a second support sleeve (91) in rotational connection therewith.

7. A fixed roll of bloated spindle head according to claim 1, characterized in that said sliding sleeve (61) is provided with a viewing slot (92) extending along its length.

8. The fixed paper roll air-expanding shaft head according to claim 7, wherein a limit proximity switch (93) positioned at the end part of the observation groove (92) is arranged on the sliding sleeve (61), and the limit proximity switch (93) is connected with a detection block (94) arranged on the spline shaft (3).