CN218109873U

CN218109873U - Flexible jacking and threading mechanism of power shaft

Info

Publication number: CN218109873U
Application number: CN202221896987.6U
Authority: CN
Inventors: 张伟
Original assignee: Jiangsu Dongyu Construction Machinery Co ltd
Current assignee: Jiangsu Dongyu Construction Machinery Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-12-23
Anticipated expiration: 2032-07-22

Abstract

The utility model relates to a flexible jacking screwing mechanism of power shaft, including driving shaft (1), fixing base (2) are through fastening bolt (10) fixed connection in the one end of driving shaft (1), direction connecting pin (8) more than two of fixing base (2) surface mounting, adapter sleeve (3) are fixed on fixing base (2) surface through fastening bolt (10), gland (4) are through fastening bolt (10) fixed connection adapter sleeve (3), adapter sleeve (3) inboard installation fixed pin (9), install between fixing base (2) and gland (4) through direction connecting pin (8), both ends withstand spacing arch and fixing base (2) of telescopic shaft (5) respectively when jacking spring (7) cup joint telescopic shaft (5), can effectively avoid the interlock risk of misplacing greatly of going up the silk in-process, ensure that the production task goes on smoothly.

Description

Flexible jacking and threading mechanism of power shaft

Technical Field

The utility model relates to a go up a mechanism, specifically flexible jacking of power shaft goes up a mechanism.

Background

The existing wire feeding mechanism has the advantages that the forward jacking thrust is provided by the oil cylinder, the thrust is large, the front wire sleeve is easily damaged in the wire feeding process, and meanwhile, the fixing mechanism of the front wire sleeve is damaged and fixed to fail; the following problems often occur: malposition meshing of the threads; damage to the threads; the screw sleeve fixing mechanism loosens, and the screw sleeve is pushed in to move; finally, the thread sleeve and the screw rod are damaged; the loose fixation of the thread sleeve fixing mechanism fails. These problems exacerbate the execution of automatic threading, making the equipment unable to work properly.

Disclosure of Invention

To the problem that above-mentioned prior art exists, the utility model provides a flexible jacking of power shaft goes up silk mechanism can effectively avoid going up the screw in-process and impel vigorously, can avoid dislocation interlock risk effectively, ensures that the production task goes on smoothly.

In order to achieve the above object, the utility model discloses a following technical scheme realizes: the power shaft flexible jacking and threading mechanism comprises a driving shaft, a fixed seat, a connecting sleeve, a gland, a telescopic shaft, a sealing ring, a jacking spring, guide connecting pins, fixing pins and fastening bolts, wherein the fixed seat is fixedly connected to one end of the driving shaft through the fastening bolts; the side edge of the limit bulge of the telescopic shaft is attached to the guide connecting pin and the fixing pin, and a sealing ring is arranged in a gap between the telescopic shaft and the fixing seat; the sealing ring is tightly matched with the fixed seat and the telescopic shaft, so that water entering from the central hole of the driving shaft is prevented from overflowing from a matching surface outside the inner hole of the telescopic shaft; the device can effectively ensure that the telescopic shaft has stable jacking force in the wire feeding process after being pushed forward for a certain distance, and ensure the wire feeding reliability and stability; meanwhile, the use of the sealing gasket can also effectively prevent water flowing into the central hole from overflowing from the mounting joint surface.

In order to provide a sufficient and stable jacking force for the telescopic shaft, the jacking spring is pre-compressed during installation.

Further, the spring force value of the jacking spring is 25-28 kg.

Preferably, the inner holes of the driving shaft and the telescopic shaft are subjected to rust prevention treatment.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

1. the fixing seat, the connecting sleeve, the gland, the telescopic shaft, the jacking spring, the guide connecting pin, the fixing pin and the fastening bolt jointly form an effective energy storage mechanism of the telescopic shaft after the mechanism is forwards pushed for a certain distance, and the telescopic shaft is guaranteed to have stable jacking force in the threading process. The stable propelling force avoids damaging the screw rod and the threaded sleeve due to overlarge propelling force in the threading process; the safety of the screw and the threaded sleeve is ensured; prolong the service life of the screw rod and the screw sleeve.

2. The driving shaft, the fixing seat and the telescopic shaft are tightly matched through the sealing ring, so that water entering from the center hole of the driving shaft is prevented from overflowing from the mounting joint surface. The corrosion and damage of water to the structural member are avoided, the safety and the reliability of central water passing are ensured, and the service life of the structural member is prolonged.

3. The pre-compression of the jacking spring is adopted in the process of screwing the telescopic shaft forward, a certain forward moving space and continuous and stable thrust are provided, and the stability and reliability of the head thread during screwing in rotation are guaranteed, so that the stability of equipment is improved, and the production efficiency is improved.

Drawings

FIG. 1 is a structural diagram of a flexible jacking and threading mechanism of a power shaft;

in the figure: 1. driving shaft, 2, fixing base, 3, adapter sleeve, 4, gland, 5, telescopic shaft, 6, sealing washer, 7, jacking spring, 8, direction connecting pin, 9, fixed pin, 10, fastening bolt.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, the flexible jacking and threading mechanism of the power shaft comprises a driving shaft 1, a fixed seat 2, a connecting sleeve 3, a gland 4, a telescopic shaft 5, a sealing ring 6, a jacking spring 7, a guide connecting pin 8, a fixing pin 9 and a fastening bolt 10, wherein the fixed seat 2 is fixedly connected to one end of the driving shaft 1 through the fastening bolt 10, more than two guide connecting pins 8 are arranged on the surface of the fixed seat 2, the connecting sleeve 3 is fixed on the surface of the fixed seat 2 through the fastening bolt 10, the gland 4 is fixedly connected with the connecting sleeve 3 through the fastening bolt 10, the fixing pin 9 is arranged on the inner side of the connecting sleeve 3, the telescopic shaft 5 is arranged between the fixed seat 2 and the gland 4 through the guide connecting pin 8, and the two ends of the jacking spring 7 are respectively propped against a limiting protrusion of the telescopic shaft 5 and the fixed seat 2 while being sleeved on the telescopic shaft 5; the side edge of the limit bulge of the telescopic shaft 5 is attached with a guide connecting pin 8 and a fixing pin 9, and a sealing ring 6 is arranged in a gap between the telescopic shaft 5 and the fixing seat 2; the sealing ring 6 is tightly matched with the fixed seat 2 and the telescopic shaft 5, so that water entering from the central hole of the driving shaft 1 is prevented from overflowing from a matching surface outside the inner hole of the telescopic shaft 5; the device can effectively ensure that the telescopic shaft has stable jacking force in the wire feeding process after being pushed forward for a certain distance, and ensure the wire feeding reliability and stability; meanwhile, the use of the sealing gasket 6 can also effectively prevent water flowing into the central hole from overflowing from the mounting joint surface.

In order to provide a sufficient and stable jacking force for the telescopic shaft 5, the jacking spring 7 is pre-compressed when mounted.

Further, the spring force value of the jacking spring 7 is 25 to 28 kg.

Preferably, the inner holes of the driving shaft 1 and the telescopic shaft 5 are subjected to rust prevention treatment.

When the device is used, the power shaft is flexibly jacked into the wire feeding mechanism to be installed, and the device can be put into use.

When the device is used, the power shaft is flexibly pushed into the wire feeding mechanism to be installed, three parts of dust can be effectively absorbed at the air outlet, and the dust collection efficiency can be effectively improved under the same specific corona power.

Has the advantages that: 1. the fixing seat, the connecting sleeve, the gland, the telescopic shaft, the jacking spring, the guide connecting pin, the fixing pin and the fastening bolt jointly form an effective energy storage mechanism of the telescopic shaft after the mechanism is forwards pushed for a certain distance, and the telescopic shaft is guaranteed to have stable jacking force in the threading process. The stable propelling force avoids damaging the screw rod and the threaded sleeve due to overlarge propelling force in the threading process; the safety of the screw and the threaded sleeve is ensured; prolong the service life of the screw rod and the screw sleeve.

3. The flexible axle is to going up the precompression of silk in-process before through the jacking spring, provides certain forward movement space and continuous stable thrust, guarantees the stability and the reliability of its head screw thread when rotatory going up the silk to improve equipment's stability, improve production efficiency.

The utility model discloses when using, concrete work as follows:

when the screw is required to be installed, the mechanism moves forwards for a certain distance under external thrust, the driving shaft 1 drives the telescopic shaft 5 to rotate, and in the rotating process, a screw rod at the end part of the telescopic shaft 5 and a waiting screw sleeve are matched with screw to advance under relatively stable thrust; finally finishing the silk recognizing and feeding actions; in the whole wire identifying process, due to the existence of the jacking spring 7, the screw rod and the wire sleeve are always completed under the action of safe jacking force, so that the screw rod and the wire sleeve are prevented from being damaged due to overlarge jacking force; the safety and the effectiveness of the screw sleeve fixing mechanism are effectively ensured; the fore-and-aft movement of the telescopic shaft 5 during propulsion effectively avoids the water supply in the central hole from overflowing from the connecting surface under the action of the sealing ring 6, thereby reducing the risk of corrosion of structural members by water and effectively prolonging the service life of each structural member; thereby ensuring the safety and reliability of the driving shaft flexibly jacking the wire feeding mechanism; and then improve the operating stability of equipment, improve work efficiency extension equipment life.

Claims

1. The flexible jacking and threading mechanism of the power shaft comprises a driving shaft (1) and is characterized in that a fixed seat (2) is fixedly connected to one end of the driving shaft (1) through a fastening bolt (10), more than two guide connecting pins (8) are arranged on the surface of the fixed seat (2), a connecting sleeve (3) is fixed on the surface of the fixed seat (2) through the fastening bolt (10), a gland (4) is fixedly connected with the connecting sleeve (3) through the fastening bolt (10), a fixing pin (9) is arranged on the inner side of the connecting sleeve (3), a telescopic shaft (5) is arranged between the fixed seat (2) and the gland (4) through the guide connecting pins (8), and two ends of a jacking spring (7) are respectively jacked against a limiting protrusion of the telescopic shaft (5) and the fixed seat (2) while being sleeved with the telescopic shaft (5); spacing protruding side laminating direction connecting pin (8) and fixed pin (9) of telescopic shaft (5), the gap between telescopic shaft (5) and fixing base (2) is equipped with sealing washer (6).

2. The power shaft flexible jacking and threading mechanism according to claim 1, wherein said jacking spring (7) is pre-compressed when installed.

3. The power shaft flexible jacking threading mechanism according to claim 1 or 2, wherein the spring force value of said jacking spring (7) is 25 to 28 kg.

4. The power shaft flexible jacking and threading mechanism according to claim 1, characterized in that inner holes of the driving shaft (1) and the telescopic shaft (5) are subjected to rust-proof treatment.