CN210456952U

CN210456952U - Electric lifting device for yarn drum

Info

Publication number: CN210456952U
Application number: CN201921425052.8U
Authority: CN
Inventors: 梁汇江; 陈祖红; 徐郁山; 吕彬; 丁春高; 马惠东; 于秀伟
Original assignee: ZHEJIANG KANGLI AUTOMATIC CONTROL TECHNOLOGY CO LTD
Current assignee: ZHEJIANG KANGLI AUTOMATIC CONTROL TECHNOLOGY CO LTD
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-05
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses an electric lifting device for a yarn bobbin, belonging to the field of yarn manufacturing equipment, comprising a lifting pull rod piece, a swinging arm piece, a motor, a transmission mechanism and a support; the support is installed in the frame and is located the top of cradle, the swing arm spare is articulated with the support, lifting pull rod spare top is articulated with swing arm spare one end tip, the first pin joint of swing arm spare and support and the second pin joint interval distance of lifting pull rod spare and swing arm spare, lifting pull rod spare bottom is articulated with the curb plate of cradle, drive mechanism is connected with motor and swing arm spare respectively, the motor passes through drive mechanism drive swing arm spare pendulum and changes, realized according to broken yarn sensor feedback signal electric drive yarn section of thick bamboo lifting, need not the needle and the external air supply that fall of associated yarn, the problem of yarn manufacturing equipment yarn section of thick bamboo lifting mechanism influence yarn quality itself easily and yarn section of thick bamboo shaping quality and need additionally consume energy, the job stabilization nature defect appears easily has been solved.

Description

Electric lifting device for yarn drum

Technical Field

The utility model belongs to yarn manufacture equipment field especially relates to an electronic lifting device of yarn section of thick bamboo.

Background

The winding mechanism of yarn manufacturing equipment such as twisting machines, spinning machines, doubling winders and the like comprises a cradle for clamping a bobbin and a friction roller for driving the bobbin to rotate, wherein the cradle is mainly formed by connecting two side plates and the end part of a rear plate to form a U shape, the rear plate is supported and installed through a cradle rotating shaft and can swing around the cradle rotating shaft as the center, the friction roller is installed on a friction roller installation shaft driven to rotate by a motor, and the friction roller installation shaft is supported and installed through a shaft hole arranged on a frame. When the yarn winding device works, two ends of the bobbin are supported and clamped by the side plates of the cradle, yarn is wound on the bobbin, and the bobbin is pressed against the friction roller and is driven to rotate by friction of the friction roller. After yarn breakage occurs in the working process, the cradle needs to be lifted as soon as possible to enable the yarn drum to be separated from the friction roller. A yarn drum lifting mechanism of the existing equipment has two forms of needle falling and ejector rod top support lifting and pneumatic lifting. The needle falling is connected with the ejector rod top support type needle falling and hung on the yarn path, the yarn tension on the yarn path is influenced, the yarn is easily sanded, and the quality of the yarn and the forming quality of a yarn barrel are influenced. The pneumatic lifting mode needs an external air source, increases energy consumption and is easy to cause the problem of lifting working stability.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solving current yarn manufacture equipment yarn section of thick bamboo lifting mechanism and influencing yarn quality itself easily and need additionally consume energy, the defect of job stabilization nature problem appears easily, provide a job stabilization, consume energy little, response speed is fast and can adapt to the electronic lifting device of a yarn section of thick bamboo of different yarn section of thick bamboo diameters.

Therefore, the utility model adopts the following technical scheme: electronic lifting device of yarn section of thick bamboo, including cradle and cradle pivot, the back plate of cradle is supported the installation by the cradle pivot, and the cradle can use the cradle pivot to swing as the center, and the cradle pivot is supported the installation, characterized by through setting up the shaft hole by the frame: the electric bobbin lifting device further comprises a lifting pull rod piece, a swinging arm piece, a motor, a transmission mechanism and a support; the support install in the frame is located the top of cradle, the pendulum arm spare with the support is articulated, lifting pull rod spare top with swing arm spare one end tip is articulated, the first articulated point of pendulum arm spare and support and lifting pull rod spare and the second pin joint interval of pendulum arm spare one section distance, lifting pull rod spare bottom with the curb plate of cradle is articulated, drive mechanism respectively with motor and swing arm spare are connected, and the motor passes through drive mechanism drive swing arm spare pendulum and changes, and the pendulum of pendulum arm spare forms the lift of swing arm spare tip to drive rather than the lift of articulated lifting pull rod spare, realize driving the cradle pendulum and change, yarn section of thick bamboo lifting. And pressing a handle on a side plate of the cradle to enable the cradle to swing downwards, canceling the lifting state of the yarn drum, and pressing the yarn drum against the friction roller to start winding again.

As the supplement and improvement to the technical proposal, the utility model also comprises the following technical characteristics.

The transmission mechanism is a cam transmission mechanism and comprises a disc cam and a cam follower, the outer peripheral surface of the disc cam is used as a track curved surface, the cam follower is matched with the disc cam, the cam follower is installed on the swing arm piece, the installation point of the cam follower is located between the first hinge point and the second hinge point, the disc cam is fixedly installed on a transmission rotating shaft, the transmission rotating shaft is supported and installed through a bearing and a bearing seat, the transmission rotating shaft is connected with a motor in a transmission mode, rotating power is provided by a motor, the motor drives the disc cam to rotate, the cam follower is driven to lift through the matching of the track curved surface and the cam follower, the swing arm piece is driven.

Furthermore, the cam follower is a roller or a bearing, and is supported and installed through a short shaft.

The transmission mechanism also can be a gear transmission mechanism, including at least including a pair of meshed gears, one of them gear is as driven gear, and driven gear fixed mounting is in a gear shaft, the pendulum arm piece spare with gear shaft fixed connection with gear shaft for support with the support is articulated, another gear is as driving gear fixed mounting in a transmission pivot, the transmission pivot passes through bearing, bearing frame support installation, and the transmission pivot is connected with motor drive and is provided rotary power by the motor, and the motor drive driving gear is rotatory, drives the pendulum arm piece spare through gear drive and swings, realizes the lifting of yarn section of thick bamboo.

Furthermore, the transmission mechanism also comprises a speed reducing mechanism, the speed reducing mechanism is connected between the rotating shaft of the motor and the transmission rotating shaft, and the speed reducing transmission of the speed reducing mechanism is used for controlling the rotating speed of the disc cam or the driving gear and increasing the torque.

Furthermore, the transmission rotating shafts of each spindle winding mechanism are independent, and the lifting of the bobbin can be controlled by a single spindle.

The lifting pull rod piece is formed by butting an upper section and a lower section in an adjustable interval mode, so that the length of the lifting pull rod piece is adjustable, and the lifting pull rod piece is suitable for different bobbin diameter requirements.

The yarn barrel electric lifting device further comprises a lifting limiting mechanism, the position of the cradle is limited when the cradle is located at the highest position, and the rocker arm piece does not need to apply force to the cradle again after the yarn barrel is lifted. When the handle of the cradle is pressed, the positioning mechanism is separated, and the cradle can swing downwards.

Further, lifting stop gear including the peg that is provided with the couple and the locating part that corresponds to the couple, the peg front end with the curb plate of cradle is articulated, and the couple forms the direction to the peg rear end at a distance apart from one section and supports the section, and the direction supports a section bottom surface and is supported by the locating part top, guarantees to be located the locating part top all the time at the peg after couple and locating part break away from, and the couple can't catch on the locating part when avoiding the cradle to swing the lifting.

The utility model discloses following beneficial effect can be reached: the swing arm piece which is driven to swing through electric driving is arranged above the cradle to form the pulling and lifting type yarn barrel lifting device, so that the yarn barrel is driven to lift up electrically according to a feedback signal of the yarn breakage sensor, needle falling and an external air source of the related yarn are not needed, the damage to the yarn, the influence of yarn tension and extra energy consumption of the air source are avoided, the operation is stable, the yarn barrel forming quality is improved, the cradle motion is not influenced by the installation position, and the device can be used for reforming the traditional yarn manufacturing equipment; the length-adjustable pull rod piece is used, so that the requirements of different bobbin diameters can be met; through the cam drive swing arm spare pendulum commentaries on classics and the spacing cooperation of couple, lifting job stabilization, the lifting back position is stable, convenient operation.

Drawings

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

Fig. 2 is a right side view direction cradle lifting state diagram of the present invention.

Fig. 3 is a diagram of the descending state of the cradle in the right-hand direction of the utility model.

Fig. 4 is a perspective view of the present invention in use.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are used for illustration and explanation of the invention and are not to be construed as limiting the invention.

As shown in fig. 1, the utility model discloses a cradle 10, cradle pivot 15, lifting pull rod spare, swing arm spare 3, motor 8, drive mechanism, lifting stop gear and support 1 that support yarn section of thick bamboo 11, cradle pivot 1 is the long member of many spindle winding mechanism shares, supports the installation through setting up the shaft hole by frame 14, and the back plate and the suit of cradle 10 are in the switching axle sleeve fixed connection of cradle pivot 1, and cradle 10 can be swung around cradle pivot 15 and change. The pedestal 1 is mounted to the frame 14 and above the cradle 10. The rear end of the swinging arm 3 is hinged with the support 1 at a first hinge point. The lifting pull rod piece is formed by connecting an upper section and a lower section, a screw hole is formed in the bottom end of the upper section 4, threads are formed in the top end of the lower section 5, the upper section 4 and the lower section 5 are in butt joint through the screw thread holes, the length of the lifting pull rod piece can be adjusted by adjusting the screwing length of the threads, and the length of the lifting pull rod piece can be adjusted. The top end of the upper lifting pull rod piece section 4 is hinged with the front end part of the swinging arm piece at a second hinge point, and the bottom end of the lower lifting pull rod piece section 5 is hinged with a side plate of the rocking frame 10. The transmission mechanism is a cam transmission mechanism and comprises a disc-shaped cam 6 with the peripheral surface as a track curved surface and a cam follower 2 matched with the disc-shaped cam, the cam follower 2 is a roller or a bearing, and the cam follower is supported and installed in the middle of the swinging arm part 3 through a short shaft and is positioned between the first hinge point and the second hinge point. The disc cam is fixedly arranged on a transmission rotating shaft, the transmission rotating shaft is supported and arranged through a bearing and a bearing seat, the transmission rotating shaft of each spindle winding mechanism is independent, the transmission rotating shaft is connected with the motor through a speed reducing mechanism 7, the motor provides rotating power for the disc cam 7, the cam follower is driven to lift through the matching of a track curved surface and the cam follower, the swing arm piece is driven to swing, the swing arm piece swings to form the lifting of the end part of the swing arm piece, and therefore the lifting pull rod piece hinged with the swing arm piece is driven to lift, the swing of the cradle is driven, the bobbin 11 is driven to lift, and the bobbin is separated from the friction roller.

Lifting stop gear is including the peg 9 that is provided with the couple and the locating part 13 that corresponds to the couple, and locating part 13 is the stock, and many spindle winding mechanism shares, and the front end of peg 9 is articulated with the curb plate of cradle 10, and the couple forms the direction to support the section to a peg rear end interval distance, and the direction supports the section bottom surface by the locating part top support, guarantees to be located the locating part top all the time at the couple with the locating part break away from the back peg, and the couple can't catch on the locating part when avoiding the cradle to swing the lifting. When the cradle is at the highest position after being lifted, the limiting piece 13 is clamped into the hook of the hanging rod 9 to limit the position of the cradle, so that the rocker piece does not need to apply force to the cradle again after the yarn drum is lifted. When the handle of the cradle is pressed, the limiting piece is separated from the hook, and the cradle can swing downwards.

As another embodiment, the transmission mechanism may also be a gear transmission mechanism, and includes at least a pair of meshed gears, one of the gears is a driven gear, the driven gear is fixedly mounted on a gear shaft, the swinging arm is fixedly connected to the gear shaft and is hinged to the support using the gear shaft as a support, the other gear is fixedly mounted on a transmission shaft as a driving gear, the transmission shaft is supported and mounted through a bearing and a bearing seat, the transmission shaft of each spindle winding mechanism is independent, the transmission shaft is connected to a motor in a transmission manner and provides rotary power by the motor, the motor drives the driving gear to rotate, and the swinging arm is driven to swing through gear transmission, so as to lift the bobbin.

Claims

1. Electronic lifting device of yarn section of thick bamboo, including cradle and cradle pivot, the back plate of cradle is supported the installation by the cradle pivot, and the cradle can use the cradle pivot to swing as the center, and the cradle pivot is supported the installation through setting up the shaft hole by the frame, its characterized in that: the electric bobbin lifting device further comprises a lifting pull rod piece, a swinging arm piece, a motor, a transmission mechanism and a support; the support is installed in the frame and located the top of cradle, the pendulum arm spare with the support is articulated, lifting pull rod spare top with swing arm spare one end tip is articulated, the first articulated point of pendulum arm spare and support and the second articulated point of lifting pull rod spare and pendulum arm spare interval one section distance, lifting pull rod spare bottom with the curb plate of cradle is articulated, drive mechanism respectively with motor and swing arm spare are connected, and the motor passes through drive mechanism drive swing arm spare and swings and change.

2. The package lifting device of claim 1, wherein: the transmission mechanism is a cam transmission mechanism and comprises a disc cam and a cam follower, wherein the outer peripheral surface of the disc cam is used as a track curved surface, the cam follower is matched with the disc cam, the cam follower is installed on the swing arm piece, the installation point of the cam follower is located between the first hinge point and the second hinge point, the disc cam is fixedly installed on a transmission rotating shaft, the transmission rotating shaft is supported and installed through a bearing and a bearing seat, and the transmission rotating shaft is in transmission connection with the motor and is provided with rotating power through the motor.

3. The package lifting device of claim 2, wherein: the cam follower is a roller or a bearing and is supported and installed through a short shaft.

4. The package lifting device of claim 1, wherein: the transmission mechanism is a gear transmission mechanism and comprises at least one pair of meshed gears, one gear is used as a driven gear, the driven gear is fixedly installed on a gear rotating shaft, the swinging arm piece is fixedly connected with the gear rotating shaft and is hinged with the support through the gear rotating shaft as a support, the other gear is fixedly installed on a transmission rotating shaft as a driving gear, the transmission rotating shaft is supported and installed through a bearing and a bearing seat, and the transmission rotating shaft is in transmission connection with the motor and is provided with rotary power through the motor.

5. The device for electrically lifting a package of yarn of claim 2, 3 or 4, characterized in that: the transmission mechanism further comprises a speed reducing mechanism, and the speed reducing mechanism is connected between the rotating shaft of the motor and the transmission rotating shaft.

6. The package lifting device of claim 5, wherein: the transmission rotating shafts of each spindle winding mechanism are independent.

7. The package lifting device of claim 5, wherein: the lifting pull rod piece is formed by butting an upper section and a lower section in an adjustable interval mode.

8. The device for electrically lifting a package as claimed in claim 6 or 7, characterized in that: the yarn drum electric lifting device further comprises a lifting limiting mechanism.

9. The package lifting device of claim 8, wherein: lifting stop gear including the peg that is provided with the couple and the locating part that corresponds to the couple, the peg front end with the curb plate of cradle is articulated, couple to the peg rear end interval one section distance formation direction support section, direction support section bottom surface is supported by the locating part top.