CN212247307U

CN212247307U - Integral doffing movable pipe gripper

Info

Publication number: CN212247307U
Application number: CN202020796200.3U
Authority: CN
Inventors: 马从
Original assignee: Changzhou Jichuang Automation Technology Co ltd
Current assignee: Changzhou Jichuang Automation Technology Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-12-29
Anticipated expiration: 2030-05-13

Abstract

A movable pipe gripper for collective doffing comprises a base, a pipe cap, a piston column, a tailstock and a shell; the bottom of the base is hinged with the top of the movable lever arm, and the shell is arranged on the top of the base; the tail seat is positioned in the shell and is connected with the shell in a front-back sliding manner; the head of the tailstock is fixedly connected with the tail end of the pipe cap; the piston column is positioned in the inner cavity at the rear part of the pipe cap and is connected with the pipe cap in a front-back sliding way; the tail end of the piston column is provided with a first driving device, so that the piston column is driven to slide back and forth in the pipe cap; the head of the pipe cap is provided with a through hole for inserting the bobbin, the peripheral wall of the through hole is provided with a through hole for the head of the piston column to penetrate out, and after the bobbin is inserted into the through hole, the first driving device drives the piston column to move forwards to tightly push the outer wall of the bobbin; a second driving device for driving the pipe cap to reciprocate back and forth is arranged between the pipe cap and the shell. The utility model discloses under the condition that need not to demolish wallboard and swing operation in the spinning frame, just can get the bobbin and put, save original a plurality of spare parts that realize the swing function, save the cost greatly, have and show economic benefits.

Description

Integral doffing movable pipe gripper

Technical Field

The utility model relates to a spinning frame collective doffing field, more specifically say, are a portable bobbin grabber of collective doffing.

Background

In order to facilitate the removal of a bobbin (also called a bobbin) wound with a yarn and the placement of an empty bobbin from a spinning frame during spinning, so as to save labor and improve work efficiency, some manufacturers have begun to equip the spinning frame with an automatic bobbin taking and placing device. For example, in the chinese patent No. ZL201210216708.1 entitled "automatic doffer structure", the automatic doffer structure uses the automatic reciprocating motion of the clamping mechanism to perform the collective picking, placing and transferring of a plurality of wound bobbins and empty bobbins, thereby saving a lot of manpower.

Although the automatic doffer structure described above realizes the collective automatic taking and placing of several bobbins, for some types of spinning frames, such as those with a middle wall panel at the lower part, the automatic doffer structure is difficult to be reused, because the middle wall panel interferes with the automatic doffer structure, and is difficult to be normally installed and operated.

Therefore, the applicant improves the device according to the practical experience of years and the professional knowledge of the industry, and particularly refers to a patent number ZL201920291139.4 and a Chinese utility model patent named as a spinning frame steel belt type automatic doffing system, which are applied by the applicant, wherein the patent number ZL201920291139.4 realizes the swing control of a transmission shaft and a movable lever arm through a driving motor, a lead screw nut and a swing connecting rod, and a bobbin seat is arranged on the top of a dustproof cover body in an outward inclined manner, so that after a clamping mechanism clamps a bobbin, the bobbin is obliquely taken and placed on the bobbin seat through the swing operation, and the interference of a middle wall plate on a spinning frame is effectively avoided. In other words, the utility model discloses under the condition of not changing original spinning frame from the well wallboard in area, just can follow the spinning frame and take off the bobbin that the winding yarn was accomplished and place empty bobbin to when guaranteeing simple structure, strengthened the commonality greatly.

However, the applicant has found that when the axis of the bobbin is not coaxial with the axis of the seat and the distance between the two axes is large, it is difficult to design such an automatic doffing system to smoothly insert the bobbin on the seat again, and therefore, it is necessary to improve it again.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a portable bobbin grabber of collective doffing, it just can directly take off the bobbin of accomplishing around the yarn and place empty bobbin from the spinning frame under the condition that need not to demolish wallboard and swing operation in the spinning frame.

The technical solution of the utility model is to provide a collective doffing movable pipe gripper with the following structure, which comprises a base, a pipe cap, a piston column, a tailstock and a shell; the bottom of the base is hinged with the top of the movable lever arm, and the shell is fixedly arranged on the top of the base; the tailstock is positioned in the shell and is connected with the shell in a front-back sliding manner; the head of the tailstock is fixedly connected with the tail end of the pipe cap; the piston column is positioned in the inner cavity at the rear part of the pipe cap and is connected with the pipe cap in a front-back sliding manner; the tail end of the piston column is provided with a first driving device, so that the piston column is driven to slide back and forth in the pipe cap; the head of the pipe cap is provided with a through hole for inserting a pipe, the peripheral wall of the through hole is provided with a through hole for the head of the piston column to penetrate out, and after the pipe is inserted into the through hole, the first driving device acts to drive the piston column to move forwards so as to tightly push the outer wall of the pipe; and a second driving device for driving the pipe cap to reciprocate back and forth is arranged between the pipe cap and the shell.

Portable pipe ware of grabbing of collective doffing, wherein, be equipped with directly over the through-hole and press the cap, press the cap to be connected with the pipe cap buckle.

The utility model discloses a portable pipe gripper of collective doffing, wherein, first drive arrangement comprises reset spring, gasbag and intake pipe, the gasbag is fixed to be installed between pipe cap and tailstock, the tail end of piston post is leaned on the head lateral wall of gasbag, reset spring cover is on the outer wall of piston post, and its both ends push against respectively on piston post rear portion step and the step that sets up in the pipe cap inner chamber; the base is provided with an air bag air inlet, one end of the air inlet pipe is communicated with the air bag air inlet, and the other end of the air inlet pipe penetrates through the tailstock and is communicated with an inner cavity of the air bag.

The utility model discloses a portable pipe gripper of collective doffing, wherein, the second drive arrangement comprises cylinder and push pedal, the push pedal is fixed mounting on the pipe cap, the piston rod head of cylinder is adorned on the push pedal, the cylinder body of cylinder is adorned on the casing; the base is provided with an air cylinder forward movement air inlet and an air cylinder backward movement air inlet, and the air cylinder backward movement air inlet and the air cylinder forward movement air inlet are respectively communicated with the front end and the rear end of the air cylinder body.

The portable pipe gripper that doffs of collective, wherein, the block rubber is equipped with to the head of piston post.

Portable pipe ware of grabbing of collective doffing, wherein, the shield is equipped with at the rear portion of casing.

After the structure more than adopting, compare with prior art, the utility model discloses portable pipe gripper that collectively doffs has following advantage: get the device of putting the bobbin with prior art and can receive the interference of wallboard and need swing the operation different in the spinning frame, the utility model discloses a by the base, the pipe cap, the piston post, the portable pipe gripper that grabs of collective doffing that constitutes such as tailstock and casing, thereby when the operation, only need with the pedestal mounting at the top of activity lever arm can, take off and land from top to bottom through the activity lever arm, and with the help of first, second drive arrangement composite action, the level is flexible around ordering about piston post and pipe cap accomplishes the automation of getting the bobbin and put, the interference of well wallboard has been avoided effectively, solve simultaneously when bobbin axis and bobbin seat axis disalignment, need not to design into the structure of slope again with the bobbin seat, can be directly on the vertical insertion bobbin seat of bobbin. Furthermore, the utility model discloses a this kind of structure has still saved original swing connecting rod, driving motor, lead screw and the lead screw nut etc. who gets in the bobbin device and has realized a plurality of spare parts of swing function, has saved the cost greatly, has brought apparent economic benefits.

Drawings

FIG. 1 is a three-dimensional structure view of the integral doffing mobile pipe gripper of the present invention;

FIG. 2 is a partially exploded view of the integral doffing mobile gripper of the present invention;

FIG. 3 is a three-dimensional structure view of the present invention when the bobbin is taken and placed with the extending cap;

fig. 4 is a schematic side view of the portable doffing gripper of the present invention mounted on a spinning frame.

Detailed Description

The utility model discloses a portable pipe gripper of collective doffing is explained in further detail below with the embodiment in combination with the attached drawing:

as shown in fig. 1, fig. 2 and fig. 3, in the present embodiment, the present invention provides a collective doffing mobile pipe gripper, which includes a base 10, a pipe cap 16, a piston column 18, a tail seat 13 and a housing 12. The base 10 is provided with a hinge lug 104 at the bottom, and the hinge lug 104 is hinged with the top of the movable lever arm 51 (see fig. 4); the shell 12 is fixedly arranged on the top of the base 10 through lugs arranged on the two side edges of the bottom, a T-shaped groove arranged on the base 10 and a T-shaped bolt; the tail seat 13 is positioned in the shell 12 and is connected with the shell 12 in a front-back sliding manner; the head of the tailstock 13 is fixedly connected with the tail end of the pipe cap 16; the piston column 18 is positioned in the inner cavity at the rear part of the pipe cap 16 and is connected with the pipe cap 16 in a front-back sliding way; the rear end of the piston column 18 is provided with a first driving device, so that the piston column 18 is driven to slide back and forth in the pipe cap 16; the head of the pipe cap 16 is provided with a through hole 162 for inserting the bobbin 50, the peripheral wall of the through hole 162 is provided with a through hole 161 for the head of the piston column 18 to penetrate, when the bobbin 50 is inserted into the through hole 162, the first driving device acts to drive the piston column 18 to move forward, and the outer wall of the bobbin 50 is tightly pressed to realize grabbing; a second driving means for driving the cap 16 to reciprocate back and forth is provided between the cap 16 and the housing 12.

The first driving means is composed of a return spring (not shown), an air bag 171, and an air intake tube 172. The air bag 171 is fixedly arranged between the pipe cap 16 and the tailstock 13, and the tail end of the piston column 18 abuts against the side wall of the head part of the air bag 171; the reset spring is sleeved on the outer wall of the piston column 18, and two ends of the reset spring are respectively propped against the step at the rear part of the piston column 18 and the step arranged in the inner cavity of the pipe cap 16, so that the piston column 18 is reset by utilizing the self elasticity after the piston column 18 is moved forwards; the base 10 is provided with an air bag air inlet 101, one end of the air inlet pipe 172 is communicated with the air bag air inlet 101, and the other end of the air inlet pipe 172 is communicated with the inner cavity of the air bag 171 after passing through the tailstock 13. Here, the air intake tube 172 is a hose so as to be movable forward and backward along with the tailstock 13.

The second driving means is composed of a cylinder 142 and a push plate 141. The push plate 141 is fixedly arranged on the pipe cap 16, the head of the piston rod of the air cylinder 142 is arranged on the push plate 141, and the cylinder body of the air cylinder 142 is fixedly arranged on the shell 12; an air cylinder forward movement air inlet hole 102 and an air cylinder backward movement air inlet hole 103 are formed on the base 10; the cylinder advance intake holes 102 communicate with the rear end of the cylinder body of the cylinder 142, and the cylinder retreat intake holes 103 communicate with the front end of the cylinder body of the cylinder 142.

The first and second driving means are not limited to the above-described specific structure as long as the driving for the forward and backward movement can be realized.

When taking and putting the bobbin 50, in order to play a protective role, the utility model discloses be equipped with directly over the through-hole 162 and press the cap 15 to the mode that will press cap 15 and pipe cap 16 to adopt the buckle to be connected is connected. Therefore, when the bobbin 50 is inserted into the bobbin seat 52 (see fig. 4) of the utility model, when the bobbin 50 is not inserted in place or touches an obstacle, the top of the bobbin 50 will automatically push the pressing cap 15 open and slide upwards under the action of pressure, thereby achieving the effect of protecting parts such as the bobbin and the bobbin seat.

In order to prevent the piston post 18 from excessively extruding the bobbin 50, the utility model discloses a rubber block 181 is equipped with at the head of piston post 18 to after the bobbin 50 is located the through-hole 162, the piston post 18 moves forward, makes the rubber block 181 directly contact with the periphery wall of bobbin 50, cushions and protects it with this.

The rear of the housing 12 is provided with a dust cap 11 to block external dust from entering the housing 12 during operation.

The working principle of the utility model is as follows:

1. and taking and placing the bobbin after winding. With reference to fig. 4, after the winding of the bobbin is completed, the top of the movable lever arm 51 is lifted by the driving device (which is a conventional prior art), so as to lift the tube gripper of the present invention to the bobbin where the winding is completed; the cylinder 142 acts to drive the pipe cap 16 to move forward; when the through hole 162 is positioned right above the bobbin 50, the movable lever arm 51 slightly moves downwards, so that the upper part of the bobbin after yarn winding is positioned in the through hole 162; the air bag 171 is inflated to drive the piston column 18 to move forwards, and the rubber block 181 is tightly pressed on the outer wall of the bobbin 50; the movable lever arm 51 moves upwards slightly to pull out the bobbin which is wound with yarn; the cylinder 142 moves to retract the pipe cap 16, and the movable lever arm 51 moves downwards to make the pipe gripper of the present invention abut against the pipe seat 52, as shown by the two-dot chain line in the figure; the cylinder 142 drives the tube cap 16 to move forward, so that the tube is positioned right above the tube seat 52; the movable lever arm 51 moves downwards, and the bobbin is inserted into the bobbin seat 52 along the same way; the air bag 171 is deflated, and the piston column 18 retracts under the action of the return spring; the movable lever arm 51 moves slightly upwards to complete the storage of the bobbin on which the winding of the yarn is completed.

2. The empty bobbin tube was taken. The operation process of putting the empty bobbin on the corresponding bobbin seat 52 into the spinning frame is just opposite to the operation process of taking, placing and winding the bobbin, and is also completed through the combined actions of the lifting of the movable lever arm 51, the air cylinder 142 and the air bag 171, and after the content in the number "1" is seen, a person skilled in the art can completely understand how to take and place the empty bobbin by combining the knowledge in the industry, so the details are not described herein.

In practical application process, in order to fully improve work efficiency, use manpower sparingly, can be in the both sides of spinning frame to length direction along the spinning frame sets up a plurality of the utility model discloses pipe grabber all sets up two sets of caps 16, piston post 18, gasbag 171, tailstock 13 etc. on every pipe grabber, and then realizes the collective doffing operation of spinning frame.

The above-mentioned embodiments are only described for the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and the technical solution of the present invention is not limited by the above-mentioned embodiments, and various modifications and improvements made by those skilled in the art can be made without departing from the spirit of the present invention.

Claims

1. The utility model provides a portable pipe gripper that doffs, its characterized in that: comprises a base (10), a pipe cap (16), a piston column (18), a tailstock (13) and a shell (12);

the bottom of the base (10) is hinged with the top of the movable lever arm (51), and the shell (12) is fixedly arranged on the top of the base (10);

the tailstock (13) is positioned in the shell (12) and is connected with the shell (12) in a front-back sliding manner; the head of the tailstock (13) is fixedly connected with the tail end of the pipe cap (16);

the piston column (18) is positioned in the inner cavity at the rear part of the pipe cap (16) and is connected with the pipe cap (16) in a front-back sliding manner;

the tail end of the piston column (18) is provided with a first driving device, so that the piston column (18) is driven to slide back and forth in the pipe cap (16);

the head of the tube cap (16) is provided with a through hole (162) for inserting the tube (50), the peripheral wall of the through hole (162) is provided with a through hole (161) for the head of the piston column (18) to penetrate out, and after the tube (50) is inserted into the through hole (162), the first driving device acts to drive the piston column (18) to move forwards and tightly push the outer wall of the tube (50);

and a second driving device for driving the pipe cap (16) to reciprocate back and forth is arranged between the pipe cap (16) and the shell (12).

2. The mobile pipe gripper of claim 1, wherein: a pressing cap (15) is arranged right above the through hole (162), and the pressing cap (15) is connected with a pipe cap (16) in a buckling mode.

3. The mobile pipe gripper of claim 2, wherein: the first driving device consists of a return spring, an air bag (171) and an air inlet pipe (172), the air bag (171) is fixedly installed between the pipe cap (16) and the tailstock (13), the tail end of the piston column (18) is attached to the side wall of the head of the air bag (171), the return spring is sleeved on the outer wall of the piston column (18), and two ends of the return spring respectively prop against a step at the rear part of the piston column (18) and a step arranged in the inner cavity of the pipe cap (16);

the air bag air inlet hole (101) is formed in the base (10), one end of the air inlet pipe (172) is communicated with the air bag air inlet hole (101), and the other end of the air inlet pipe (172) penetrates through the tailstock (13) and then is communicated with an inner cavity of the air bag (171).

4. The collective doffing mobile gripper according to claim 3, wherein: the second driving device consists of an air cylinder (142) and a push plate (141), the push plate (141) is fixedly arranged on the pipe cap (16), the head of a piston rod of the air cylinder (142) is arranged on the push plate (141), and a cylinder body of the air cylinder (142) is arranged on the shell (12);

an air cylinder forward movement air inlet hole (102) and an air cylinder backward movement air inlet hole (103) are formed in the base (10), and the air cylinder backward movement air inlet hole (103) and the air cylinder forward movement air inlet hole (102) are respectively communicated with the front end and the rear end of a cylinder body of the air cylinder (142).

5. A collective doffing mobile gripper according to any one of claims 1 to 4, characterised in that: the head of the piston column (18) is provided with a rubber block (181).

6. The mobile pipe gripper of claim 5, wherein: the rear part of the shell (12) is provided with a dustproof cover (11).