CN219017444U

CN219017444U - Winding spindle with pneumatic clamping jaw

Info

Publication number: CN219017444U
Application number: CN202222973156.0U
Authority: CN
Inventors: 刘刚; 闫进; 许文祥; 丁益星; 王一飞; 赵俐引
Original assignee: Tanac Automation Co Ltd
Current assignee: Tanac Automation Co Ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-05-12
Anticipated expiration: 2032-11-04

Abstract

A winding spindle with pneumatic clamping jaws comprises an air supply device, a fixing assembly and the pneumatic clamping jaws. The air supply device comprises a main shaft, an air supply channel and a connector. The fixing component comprises an inner sleeve, a ball bearing, a round nut, a four-shaft cover, an outer sleeve, a spacer bush and a floating spring. The inner sleeve is sleeved on the main shaft. The inner ring of the ball bearing is connected with the inner sleeve, and the outer ring of the ball bearing is connected with the outer sleeve. Compared with the prior art, the winding main shaft with the pneumatic clamping jaw provided by the utility model has the advantages that the outer sleeve is fixed on equipment through the inner sleeve, the outer sleeve and the ball bearings connected with the inner sleeve and the outer sleeve, the inner sleeve is fixed on the main shaft, and the main shaft is rotated by the driving mechanism, so that the rotation of the pneumatic clamping jaw is realized. And through setting up one the connector for the main shaft keeps the connection with the air pump when rotating, guarantees that the air feed is stable.

Description

Winding spindle with pneumatic clamping jaw

Technical Field

The utility model relates to the technical field of sleeve fixation, in particular to a winding spindle with pneumatic clamping jaws.

Background

The winding work flow in the existing winding device is generally as follows: the skeleton is fixed to the rotatory main shaft, and after the wire rod passed the line mouth, the line head is pressed from both sides to the line subassembly clamp, and under the line mouth direction, the wire rod walks around the skeleton, and rotatory main shaft drive skeleton rotates to realize the wire winding. After winding is completed, the wire is cut off by the cutter, and the coil is fed, so that the winding process is completed. In the existing winding device, the rotating main shaft and the wire clamping assembly are two independent assemblies, and the clamping framework end of the rotating main shaft is difficult to keep on the same horizontal plane with the clamping end in the wire clamping assembly in the component layout of the winding device, so that the wire ends and the wire tails extending out of the coil are overlong, and the subsequent welding can be influenced.

The pneumatic claw is used as a special tool for clamping, is widely applied to automatic production, is a pneumatic claw clamp convenient to disassemble and assemble, such as that mentioned in China patent No. 202021428223.5, and comprises a shell, one side of the shell is fixedly connected with a parallel clamping finger, the upper surface of the inner wall of the shell is fixedly connected with a cylinder, one side of the inner part of the shell is sequentially and fixedly connected with a controller and an electromagnetic valve from top to bottom, one side of the shell, far away from the parallel clamping finger, is fixedly connected with a connector, the inner wall of the connector is fixedly connected with a stop block, one side of the inner wall of the connector is fixedly connected with a spring, one end, far away from the connector, of the spring is fixedly connected with a supporting plate, one side, far away from the spring, of the supporting plate is movably connected with a connecting rod, and the outer side of one end of the connecting rod is fixedly connected with a fixing block. This pneumatic claw pincers convenient to dismouting is convenient dismantles fast and installs, firm in connection, and application scope is wide, and availability factor is high, compact structure, and convenient saving worry during the use, production efficiency is high.

Therefore, the clamping of the framework can be more stable by applying the electric pneumatic claw on the winding main shaft of the winding device, but the electric pneumatic claw needs to be controlled by the air pump, so that how to combine the pneumatic claw and the winding main shaft becomes a key for solving the problem.

Disclosure of Invention

In view of the above, the present utility model provides a winding spindle with pneumatic clamping jaws that can solve the above-mentioned problems.

A winding spindle with pneumatic clamping jaws comprises an air supply device, a fixing assembly arranged on the air supply device and the pneumatic clamping jaws. The air supply device comprises a main shaft, an air supply channel positioned at the axis of the main shaft and a connector arranged at one end of the main shaft. The air supply channel is arranged at the axis of the main shaft. One end of the connector is inserted into the main shaft. The fixing assembly comprises an inner sleeve fixed on the main shaft, two ball bearings respectively arranged on two sides of the inner sleeve, a round nut arranged on one side of the inner sleeve and close to the connector, a four-axis cover arranged on the other side of the inner sleeve, an outer sleeve sleeved on the inner sleeve, a spacer arranged on one side of the outer sleeve and close to the round nut, and a floating spring arranged between the outer sleeve and the spacer. The inner sleeve is sleeved on the main shaft. The inner ring of the ball bearing is connected with the inner sleeve, and the outer ring of the ball bearing is connected with the outer sleeve. The round nut is fixed on the main shaft. The four-axis cover is connected with the outer ring of the ball bearing. The outer sleeve is sleeved outside the inner sleeve. The spacer bush is arranged at intervals with the outer sleeve and is connected with the outer sleeve through the floating spring. The pneumatic clamping jaw is a one-way pneumatic clamp. And a sealing ring is further arranged at the joint of the pneumatic clamping jaw and the main shaft.

Further, the main shaft is of a columnar structure, one end of the main shaft is connected with the pneumatic clamping jaw, the other end of the main shaft is connected to an air pump through the connector, and the diameter of one end of the main shaft connected with the pneumatic clamping jaw is larger than that of the other end of the main shaft.

Further, a sealing groove is arranged on the connecting head, and an elastic sealing ring is placed on the sealing groove.

Further, the air supply device also comprises a pair of flat keys arranged on the rod body between the fixing component and the connector, and a chain wheel arranged at the joint of the main shaft and the connector.

Further, the flat key is arranged on the rod body of the main shaft and is positioned between the fixing component and the connector.

Further, the chain wheel is fixedly sleeved outside the main shaft and is positioned at the joint of the main shaft and the connector.

Further, a plurality of threaded holes are formed in the four-axis cover.

Further, the outer sleeve is arranged at intervals with the inner sleeve and is connected with the inner sleeve through the ball bearing.

Compared with the prior art, the winding main shaft with the pneumatic clamping jaw provided by the utility model has the advantages that the outer sleeve is fixed on equipment through the inner sleeve, the outer sleeve and the ball bearings connected with the inner sleeve and the outer sleeve, the inner sleeve is fixed on the main shaft, and the main shaft is rotated by the driving mechanism, so that the rotation of the pneumatic clamping jaw is realized. And through setting up one the connector for the main shaft keeps the connection with the air pump when rotating, guarantees that the air feed is stable.

Drawings

Fig. 1 is a schematic diagram of a product structure of a winding spindle with a pneumatic clamping jaw according to the present utility model.

Fig. 2 is a top view of a winding spindle with pneumatic clamping jaws of fig. 1.

Fig. 3 is a schematic view of a winding spindle with pneumatic clamping jaws of fig. 1 in section A-A.

Detailed Description

Specific embodiments of the present utility model are described in further detail below. It should be understood that the description herein of the embodiments of the utility model is not intended to limit the scope of the utility model.

Fig. 1 to 3 are schematic structural views of a winding spindle with pneumatic clamping jaws according to the present utility model. The winding spindle with pneumatic clamping jaw comprises an air supply device 10, a fixing assembly 20 arranged on the air supply device 10, and a pneumatic clamping jaw 30. It is conceivable that the winding spindle with pneumatic clamping jaws further comprises other functional modules such as an air pump, a driving mechanism, etc., which are known to the person skilled in the art and are not described here in detail.

The air supply device 10 includes a main shaft 11, an air supply passage 12 at the axial center of the main shaft 11, a joint 13 provided at one end of the main shaft 11, a pair of flat keys 14 provided on a shaft between the fixing member 20 and the joint 13, and a sprocket 15 provided at the joint of the main shaft 11 and the joint 13.

The main shaft 11 is of a columnar structure, one end of the main shaft is connected with the pneumatic clamping jaw 30, and the other end of the main shaft is connected with the air pump through the connector 13 so as to drive the pneumatic clamping jaw 30 to rotate through rotating the main shaft 11. And one end of the pneumatic clamping jaw 30 is connected with a larger diameter than the other end so as to adapt to the size of the pneumatic clamping jaw 30. The air supply passage 12 is provided at the axial center of the main shaft 11 to allow air to circulate through the air supply passage 12. One end of the connector 13 is inserted into the main shaft 11, and the other end is connected with an air pump (not labeled) to ensure that the connection of the air pump (not labeled) is not affected when the main shaft 11 rotates. The connector 13 is provided with a sealing groove 131 for placing an elastic sealing ring, so as to ensure that no air leakage occurs when the spindle 11 rotates relative to the connector 13. The flat key 14 is disposed on the shaft of the spindle 11 and between the fixing component 20 and the connecting head 13, so as to fix a wheel (not shown) for driving the spindle 11 to rotate. The sprocket 13 is fixedly sleeved outside the main shaft 11 and is located at the connection position of the main shaft 11 and the connector 13, so as to brake the rotating main shaft 11, and simultaneously, the sealing ring in the sealing groove 131 is convenient to replace.

The fixing assembly 20 comprises an inner sleeve 21 fixed on the main shaft 11, two ball bearings 22 respectively arranged on two sides of the inner sleeve 21, a round nut 23 arranged on one side of the inner sleeve 21 close to the connector 13, a four-axis cover 24 arranged on the other side of the inner sleeve 21, an outer sleeve 25 sleeved outside the inner sleeve 21, a spacer 26 arranged on one side of the outer sleeve 25 close to the round nut 23, and a floating spring 27 arranged between the outer sleeve 25 and the spacer 26.

The inner sleeve 21 is sleeved on the main shaft 11 to fix the main shaft 11, so as to ensure the stability of the main shaft 11 during rotation. The inner ring of the ball bearing 22 is connected to the inner sleeve 21, and the outer ring thereof is connected to the outer sleeve 25 such that the outer sleeve 25 can rotate relative to the inner sleeve 21. The round nut 23 is fixed to the main shaft 11 to act against the ball bearing 22. The four-axis cover 24 is connected with the outer ring of the ball bearing 22, and a plurality of threaded holes are formed in the four-axis cover 24 so as to fix the four-axis cover on the machine body through fasteners. The outer sleeve 25 is sleeved outside the inner sleeve 21, and the two sleeves are arranged at intervals and connected through the ball bearing 22, so that the inner sleeve 21 can rotate relative to the outer sleeve 25. The spacer 26 is spaced from the outer sleeve 25 and connected to the outer sleeve by the floating spring 27, so that the gap between the outer sleeve 25 and the ball bearing 22 is eliminated by the elastic force of the floating spring 27, and the structure is compact.

The pneumatic clamping jaw 30 is inserted into one end of the main shaft 11, which is far away from the connector 13, so as to be communicated with the air supply channel 12, and air supply of the pneumatic clamping jaw 30 is achieved. The pneumatic clamping jaw 30 is a one-way pneumatic clamp, which is a prior art that is capable of opening and closing the clamping portion by supplying and cutting off air, and is known to those skilled in the art, so that the structure thereof will not be described in detail herein. A sealing ring is also arranged at the connection part of the pneumatic clamping jaw 30 and the main shaft 11 so as to ensure that gas cannot leak.

Compared with the prior art, the winding spindle with the pneumatic clamping jaw provided by the utility model has the advantages that the outer sleeve 25 is fixed on equipment through the inner sleeve 21, the outer sleeve 25 and the ball bearing 22 connected with the inner sleeve 21 and the outer sleeve 25, the inner sleeve 21 is fixed on the spindle 11, and the spindle 11 is rotated by a driving mechanism to realize the rotation of the pneumatic clamping jaw 30. And through setting up one connector 13 for main shaft 11 keeps the connection with the air pump when rotating, guarantees that the air feed is stable.

The above is only a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model, and any modifications, equivalent substitutions or improvements within the spirit of the present utility model are intended to be covered by the claims of the present utility model.

Claims

1. A wire winding main shaft with pneumatic clamping jaw, its characterized in that: the winding spindle with the pneumatic clamping jaw comprises an air supply device, a fixing component arranged on the air supply device, and the pneumatic clamping jaw, wherein the air supply device comprises a spindle, an air supply channel arranged at the axis of the spindle, and a connector arranged at one end of the spindle, the air supply channel is arranged at the axis of the spindle, one end of the connector is inserted into the spindle, the fixing component comprises an inner sleeve fixed on the spindle, two ball bearings respectively arranged at two sides of the inner sleeve, a round nut arranged on one side of the inner sleeve and close to the connector, a four-shaft cover arranged on the other side of the inner sleeve, an outer sleeve sleeved on the inner sleeve, a spacer sleeve arranged on one side of the outer sleeve and close to the round nut, and a floating spring arranged between the outer sleeve and the spacer sleeve, the inner sleeve is sleeved on the spindle, an inner ring of the ball bearing is connected with the inner sleeve, an outer ring of the ball bearing is fixedly connected with the outer sleeve, the ball bearings are respectively arranged on the outer sleeve and the outer sleeve, and the pneumatic clamping jaw is connected with the outer sleeve through the round nut, and the pneumatic clamping jaw is further arranged at the space between the outer sleeve and the outer sleeve.

2. A winding spindle with pneumatic clamping jaw as claimed in claim 1, characterized in that: the main shaft is a columnar structure, one end of the main shaft is connected with the pneumatic clamping jaw, the other end of the main shaft is connected to an air pump through the connector, and the diameter of one end of the main shaft connected with the pneumatic clamping jaw is larger than that of the other end of the main shaft.

3. A winding spindle with pneumatic clamping jaw as claimed in claim 1, characterized in that: the connector is provided with a sealing groove and is provided with an elastic sealing ring.

4. A winding spindle with pneumatic clamping jaw as claimed in claim 1, characterized in that: the air supply device also comprises a pair of flat keys arranged on the rod body between the fixing component and the connector, and a chain wheel arranged at the joint of the main shaft and the connector.

5. A winding spindle with pneumatic clamping jaw as claimed in claim 4, characterized in that: the flat key is arranged on the rod body of the main shaft and is positioned between the fixing component and the connector.

6. The winding spindle with pneumatic clamping jaws of claim 4, wherein the sprocket is fixedly sleeved outside the spindle and positioned at the joint of the spindle and the connector.

7. A winding spindle with pneumatic clamping jaw as claimed in claim 1, characterized in that: the four-axis cover is provided with a plurality of threaded holes.

8. A winding spindle with pneumatic clamping jaw as claimed in claim 1, characterized in that: the outer sleeve and the inner sleeve are arranged at intervals and are connected through the ball bearing.