CN218841359U - Slip shaft capable of increasing torque - Google Patents

Abstract

The utility model relates to an multiplicable moment slippage axle relates to the field of slippage axle technique, and it includes that main shaft and cover establish the epaxial multiunit slippage ring of main, and the slippage ring includes oblique base, bloated piece and axle sleeve, runs through in the axis direction on the lateral wall of oblique base and has seted up the spread groove, and the slippage is provided with the connecting piece in the spread groove. This application is through seting up the spread groove on the base of beveling to slide in the spread groove and set up the connecting piece, when needs increase moment of torsion, can be through when the installation slip ring, insert the both ends of connecting piece simultaneously in the spread groove of two adjacent base of beveling, make two adjacent slip rings synchronous rotation, thereby increase the required moment of torsion of work, have simple structure, practical effect.

Description

Slip shaft capable of increasing torque

Technical Field

The application relates to the field of slip shaft technology, in particular to a slip shaft capable of increasing torque.

Background

The slippage shaft is also called slippage type air expansion shaft, is mainly applied to a winding shaft, is used for adjusting the tension of materials, and is an important part on a lithium battery splitting machine (slitting machine). The slip shaft takes a precise hollow ventilation main shaft as a core, and utilizes compressed air to push a piston in a cavity, so that a shaft core generates friction torque between a friction piece and a slip ring, and further drives an inclined expansion sheet on an inclined wedge base to expand towards the outer diameter direction, so as to extrude a winding drum and transfer the torque of the winding drum, thereby achieving constant-tension winding.

Among the correlation technique, a two-purpose slippage axle of a kind of gas includes the main shaft and sets up the multiunit slippage ring on the main shaft, be provided with the gas circuit in the main shaft, the slippage ring is including fixing the tight piston ring that expands that turns into the gas pressure in the gas circuit on the main shaft to the axial thrust force, the oblique base of cutting, a plurality of wedge-shaped bloated pieces that set up along the circumference of the oblique base of cutting and the bearing frame of setting up the one side of keeping away from the tight piston ring that expands at the oblique base of cutting, be fixed with the axle sleeve on the bearing frame, the week side of bloated piece is provided with the tensioning piece that provides the radial contraction power for the bloated piece, the binding face of bloated piece and oblique base sets up to the inclined plane that rises to the tight piston ring slope of expanding, be provided with the elasticity reset piece that is used for separating bearing frame and oblique base between oblique base and the bearing frame.

When the pneumatic oblique cutting machine is used, air is supplied to the air path, the expansion piston provides radial abutting force to the oblique cutting base, the oblique cutting base overcomes the resistance of the elastic reset piece and moves along the axial direction of the main shaft, the expansion inclined plane releases abutting limit on the expansion block, the expansion block retracts under the action of the tensioning piece, the diameter of the periphery of the expansion block is reduced, and the charging barrel is convenient to install; when the air path does not supply air, the elastic reset piece pushes the beveling base to reset, the beveling base pushes the expansion block out and tightly supports the charging barrel, and the winding or unwinding of small torque is realized.

In practical use, the charging barrel can be sleeved on one slip ring sometimes, and the torque of one slip ring cannot meet the working requirement. To this end, the inventors provide a shaft that increases torque slip.

SUMMERY OF THE UTILITY MODEL

In order to increase the torque of a single slip ring, the torque slip shaft capable of increasing the torque can enable two adjacent slip rings to be connected through the movable connecting piece, so that the torque of the single slip ring is multiplied, and the torque slip shaft has the effects of simple structure and convenience in use.

The application provides an increase moment slip axle adopts following technical scheme:

the slip shaft capable of increasing the torque comprises a main shaft and a plurality of groups of slip rings sleeved on the main shaft, wherein each slip ring comprises a beveling base, an expansion block and a shaft sleeve, a connecting groove is formed in the outer side wall of the beveling base in a penetrating mode and is parallel to the axis direction, and a connecting piece is arranged in the connecting groove in a sliding mode.

Through adopting above-mentioned technical scheme, set up the spread groove on the lateral wall of base of beveling and slide in the spread groove and set up the connecting piece, when single slip ring moment of torsion does not reach operation requirement, the connecting piece that can slide makes the both ends of connecting piece insert simultaneously in the spread groove of two base of beveling, connect two slip rings through the connecting piece, at the during operation, the slip ring that is equipped with the feed cylinder can borrow power to adjacent slip ring, thereby effectively increase the moment of torsion of single slip ring, and can connect a plurality of slip rings according to the moment of torsion demand, moreover, the steam generator is simple in structure, high durability and convenient use.

Optionally, an elastic member is coaxially sleeved outside the oblique cutting base outside the connecting member.

Through adopting above-mentioned technical scheme, establish the elastic component at the outside cover of connecting piece, the elastic component prevention connecting piece drops, can also fix a position the connecting piece simultaneously, and the prevention connecting piece takes place to slide in the use.

Optionally, a limiting groove is formed in one side of the connecting piece, which is far away from the beveling base, along the circumferential direction of the main shaft, and the elastic piece is located in the limiting groove.

Through adopting above-mentioned technical scheme, set up the spacing groove on the connecting piece, place the elastic component in the spacing groove, the elastic component can be better fix a position the connecting piece.

Optionally, the limiting groove is provided with a plurality of channels along the direction parallel to the axis of the main shaft.

Through adopting above-mentioned technical scheme, set up a plurality of spacing grooves on the connecting piece, when removing the connecting piece and connecting adjacent slip ring, the elastic component can be placed at corresponding spacing inslot to can fix a position the connecting piece, in the prevention use, the connecting piece takes place the displacement.

Optionally, an operation hole is formed in the side wall of the shaft sleeve in a penetrating manner at a position corresponding to the connecting piece.

Through adopting above-mentioned technical scheme, set up the handle hole on the axle sleeve, when needs increase moment of torsion, can remove the connecting piece from handle hole department through the instrument, conveniently operate.

Optionally, a picking hole is formed in the connecting piece in a penetrating mode, and a plurality of picking holes are arranged in the length direction of the connecting piece.

Through adopting above-mentioned technical scheme, run through on the connecting piece and set up a plurality of holes of dialling of choosing, when using, can insert through the instrument and choose downthehole removal connecting piece of dialling, facilitate the use.

Optionally, the connecting piece is provided with a plurality of connecting pieces along the circumferential direction of the beveling base.

Through adopting above-mentioned technical scheme, set up a plurality of connecting pieces along the circumferencial direction of beveling base, can effectively improve the connection stability of adjacent slip ring.

Optionally, chamfers are arranged at two ends of the connecting piece.

Through adopting above-mentioned technical scheme, set up the chamfer at the both ends of connecting piece, when inserting the connecting piece in the spread groove of adjacent oblique base, the chamfer can lead to the connecting piece, makes things convenient for the connecting piece to insert in the spread groove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the connecting piece is arranged on the outer side wall of the beveling base in a sliding manner, when the torque of a single slip ring cannot meet the use requirement, the connecting piece can be slid to enable two ends of the connecting piece to be simultaneously inserted into the connecting grooves of the two beveling bases, the two slip rings are connected through the connecting piece, and the slip ring provided with the charging barrel can apply force to the adjacent slip ring during normal work, so that the torque of the single slip ring is effectively increased, and a plurality of slip rings can be connected according to the torque requirement, therefore, the structure is simple, and the use is convenient;

2. the elastic piece is sleeved on the connecting piece, and the connecting piece is provided with the plurality of limiting grooves, so that when the connecting piece is moved to connect adjacent slip rings, the elastic piece is placed in the limiting grooves, and the connecting piece can be effectively prevented from displacing in the using process;

3. through set up the handle hole on the axle sleeve, when needs increase moment of torsion, can be through instrument removal connecting piece from handle hole department, conveniently operate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is an enlarged view of the area a in fig. 1.

Reference numerals: 1. a main shaft; 2. a slip ring; 21. a beveling base; 211. connecting grooves; 22. expanding blocks; 23. a shaft sleeve; 231. an avoidance groove; 232. an operation hole; 24. a connecting member; 241. a limiting groove; 242. picking and poking the holes; 243. chamfering; 25. an elastic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a slip shaft capable of increasing torque, and with reference to fig. 1 and 2, the slip shaft comprises a main shaft 1 and a plurality of sets of slip rings 2 sleeved on the main shaft 1, wherein each slip ring 2 comprises a beveling base 21, an expansion block 22 and a shaft sleeve 23.

A connecting groove 211 is formed in the outer side wall of the beveling base 21 in a penetrating mode along the direction parallel to the axis of the spindle 1, a connecting piece 24 is arranged in the connecting groove 211 in a sliding mode along the length direction, the connecting piece 24 is a rectangular block body, and the connecting piece 24 is in sliding fit with the connecting groove 211; an avoiding groove 231 is formed in the inner side wall of the shaft sleeve 23 at a position corresponding to the connecting piece 24, and the connecting piece 24 is slidably inserted into the connecting groove 211 and the avoiding groove 231.

A side surface of the connecting piece 24 far away from the beveling base 21 is provided with three limiting grooves 241 along the circumferential direction of the main shaft 1, and the three limiting grooves 241 are distributed along the length direction of the connecting piece 24. The shaft sleeve 23 is sleeved with an elastic piece 25 used for resetting the expansion block 22, the elastic piece 25 is arranged to be a circular ring-shaped spring, the elastic piece 25 is sleeved on the connecting piece 24, and the elastic piece 25 is located in the limiting groove 241 and used for positioning the connecting piece 24. When the elastic element 25 is located in the middle limiting groove 241, the connecting element 24 is located in the connecting groove 211 on the bevel base 21; when the sliding connection piece 24 makes the elastic piece 25 located in the limiting groove 241 of the end part, one end of the connection piece 24 far away from the elastic piece 25 is inserted into the connection groove 211 of the adjacent bevel base 21, so that the adjacent two slip rings 2 are connected.

An operation hole 232 is formed in the side wall of the shaft sleeve 23 at a position corresponding to the connecting member 24, picking holes 242 are formed in the connecting member 24 along the radial direction of the shaft sleeve 23, and a plurality of the picking holes 242 are distributed along the length direction of the connecting member 24. When the moment of a single slip ring 2 needs to be increased, a tool can be inserted into the picking hole 242 from the operation hole 232, and the connecting piece 24 is slid by the tool, so that the connecting piece 24 is inserted into the connecting groove 211 of the adjacent bevel base 21, and the two adjacent slip rings 2 rotate synchronously. Chamfers 243 are formed at both ends of the connector 24, and the chamfers 243 facilitate insertion of the connector 24 into the adjacent chamfered base 21 when sliding the connector 24.

The connecting pieces 24 can be arranged in a plurality of groups along the circumferential direction of the beveling base 21 according to the service environment of the slip rings 2, and the connection stability of the adjacent slip rings 2 can be effectively improved.

The implementation principle of the shaft capable of increasing the moment slip disclosed by the embodiment of the application is as follows: by arranging the connecting groove 211 on the beveling base 21 and arranging the connecting piece 24 in the connecting groove 211 in a sliding manner, when the torque of a single slip ring 2 does not meet the use requirement, the connecting piece 24 can be slid, so that the connecting piece 24 is inserted into the connecting groove 211 of the adjacent beveling base 21, and the two slip rings 2 are connected through the connecting piece 24; during operation, the slip rings 2 provided with the charging barrel can apply force to the adjacent slip rings 2, so that the torque of the single slip ring 2 is effectively increased; and can be according to the user demand, connect a plurality of slip rings 2 through connecting piece 24 and increase the moment of torsion of single slip ring 2, overall structure is simple, convenient to use.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an increase moment slip axle, includes main shaft (1) and establishes multiunit slip ring (2) on main shaft (1) with the cover, slip ring (2) are including cutting base (21), bloated piece (22) and axle sleeve (23) by cutting, its characterized in that: the outer side wall of the beveling base (21) is provided with a connecting groove (211) in a penetrating manner parallel to the axis direction, and a connecting piece (24) is arranged in the connecting groove (211) in a sliding manner.

2. A torque-added slip shaft according to claim 1, wherein: and an elastic part (25) is arranged on the outer side of the connecting part (24) and the outer side of the beveling base (21) together with the shaft sleeve (23).

3. A torque-added slip shaft according to claim 2, wherein: one side of the connecting piece (24) far away from the beveling base (21) is provided with a limiting groove (241) along the circumferential direction of the main shaft (1), and the elastic piece (25) is positioned in the limiting groove (241).

4. A torque-added slip shaft according to claim 3, wherein: the limiting groove (241) is provided with a plurality of channels along the direction parallel to the axis of the main shaft (1).

5. A torque-adding slip shaft as claimed in claim 3, wherein: an operation hole (232) penetrates through the side wall of the shaft sleeve (23) at a position corresponding to the connecting piece (24).

6. The slip shaft of claim 5, wherein: a plurality of picking holes (242) are formed in the connecting piece (24) in a penetrating mode, and the picking holes (242) are arranged in a plurality mode along the length direction of the connecting piece (24).

7. A torque-added slip shaft according to claim 1, wherein: the connecting pieces (24) are arranged in a plurality along the circumferential direction of the beveling base (21).

8. A torque-added slip shaft according to claim 1, wherein: chamfers (243) are arranged at two ends of the connecting piece (24).

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