CN210456845U

CN210456845U - Winding and unwinding guide roller shaft head

Info

Publication number: CN210456845U
Application number: CN201921514406.6U
Authority: CN
Inventors: 金建红
Original assignee: Wuxi He Shuo Feng New Material Co ltd
Current assignee: Wuxi He Shuo Feng New Material Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-05-05
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses a winding and unwinding guide roller shaft head, which is arranged at two ends of a guide roller and comprises a hollow shaft sleeve, wherein a shaft core is arranged in the shaft sleeve; a locking head is fixed at one end of the shaft sleeve, and a compression hole and a locking hole are formed in the locking head along the radius direction; the inner diameter side surface of the locking head part is provided with an accommodating groove, and the accommodating groove corresponds to the compression hole; a threaded part is arranged in the locking head part, and a pressing plate is fixed at the bottom of the threaded part; the thread part is in threaded connection with a compression bolt, the compression bolt penetrates through the compression hole and the thread part, and the bottom end of the compression bolt is in threaded connection with the pressing plate. The utility model discloses can satisfy the rolling of high-speed operation and high bearing capacity or unreel the condition, the security improves greatly, and the productivity improves.

Description

Winding and unwinding guide roller shaft head

Technical Field

The utility model relates to a deflector roll specifically is a receive and release deflector roll spindle nose.

Background

In the coating process, in order to improve the productivity, the width of a machine in the market is continuously increased, the machine is developed from an original 1000mm wide-width machine type to a 2000mm wide-width machine type, and even has the trend of developing to a 3000mm wide-width machine type, the wider the wide width is, the heavier the weight of a product is, the more the pressure applied to the shaft head is greatly increased, the higher the bearing capacity of the shaft head is required, but the common key type air pressure shaft head in the market cannot meet the requirement of high bearing capacity.

In addition, in order to improve the productivity, a speed-up method is adopted, the speed of the former machine type is 80m/min, the current speed is 180-200m/min, and the key type air pressure shaft head has many potential safety hazards during high-speed operation and cannot be suitable for the field conditions of high bearing capacity and high-speed operation.

SUMMERY OF THE UTILITY MODEL

For solving the defect of the prior art, the utility model provides a receive and release deflector roll spindle nose, the utility model discloses can satisfy the rolling of high-speed operation and high bearing capacity or unreel the condition, the security improves greatly, and the productivity improves.

In order to achieve the technical purpose, the utility model adopts the following technical scheme: a shaft head of a winding and unwinding guide roller is arranged at two ends of the guide roller and comprises a hollow shaft sleeve, and a shaft core is arranged in the shaft sleeve in a penetrating manner;

a locking head is fixed at one end of the shaft sleeve, and a compression hole and a locking hole are formed in the locking head along the radius direction; the inner diameter side surface of the locking head part is provided with an accommodating groove, and the accommodating groove corresponds to the compression hole; a threaded part is arranged in the locking head part, and a pressing plate is fixed at the bottom of the threaded part; the thread part is in threaded connection with a compression bolt, the compression bolt penetrates through the compression hole and the thread part, and the bottom end of the compression bolt is in threaded connection with the pressing plate;

a groove is formed in one end of the shaft core, and the end of the guide roller is arranged in the groove; the pressing plate is arranged in the groove and is positioned above the end head;

the thread part is also provided with a locking bolt which passes through the locking hole and is in threaded connection with the thread part.

Furthermore, the outer end part of the shaft sleeve is provided with a notch; and a limiting block is arranged outside the shaft sleeve and matched with the notch.

Furthermore, a baffle is fixed at the outer end of the shaft core, and a plane is arranged at the upper end of the baffle.

Furthermore, the bottom of the groove is provided with a positioning buckle.

Furthermore, the threaded part is in a convex shape, and the upper surface of the threaded part is matched with the inner diameter surface of the locking head.

Further, the width of the threaded portion is the same as or slightly smaller than the groove width.

Furthermore, 2 are seted up to the locking hole, 2 are equipped with to the locking bolt.

To sum up, the utility model discloses following technological effect has been gained:

the utility model discloses compact structure utilizes cooperation between axle sleeve and the screw thread portion, cooperation between screw thread portion and the end, screw thread portion and the cooperation between the axle center, can be firm fix the deflector roll end, improves the bearing capacity of spindle nose, and the locking bolt who sets up between axle sleeve and the screw thread portion can be fixed tightly with the axle sleeve with screw thread portion, improves the security performance of spindle nose.

Drawings

Fig. 1 is a schematic diagram of an overall structure provided by an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a top view of FIG. 1; with the addition of a limiting block 305

FIG. 4 is a cross-sectional view AA in FIG. 3;

FIG. 5 is a cross-sectional view of BB of FIG. 3; with the addition of a limiting block 305

In the figure, 1, a guide roller, 101, an end head, 2, a shaft sleeve, 201, a locking head, 202, a locking hole, 203, a pressing hole, 204, an accommodating groove, 205, a notch, 3, a shaft core, 301, a baffle, 302, a groove, 303, a plane, 304, a positioning buckle, 305, a limiting block, 306, a supporting plate, 4, a threaded part, 5, a pressing plate, 6, a locking bolt, 7 and a pressing bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

as shown in fig. 1, the shaft head of the winding and unwinding guide roller is arranged at two ends of the guide roller 1 and comprises a hollow shaft sleeve 2, a shaft core 3 penetrates through the shaft sleeve 2, and the shaft core 3 is used for bearing two end parts of the fixed guide roller 1.

As shown in fig. 2, which is an exploded view of fig. 1, a locking head 201 is fixed at one end of a shaft sleeve 2, the locking head 201 is arranged higher than the shaft sleeve 2, and a compression hole 203 and a locking hole 202 are formed in the locking head 201 along a radius direction; the inner diameter side of the locking head 201 is provided with a receiving groove 204, the receiving groove 204 corresponds to the pressing hole 203 (shown in fig. 4), and the receiving groove 204 communicates with the pressing hole 203. As shown in fig. 2, a threaded portion 4 is arranged in the locking head 201, a pressure plate 5 is fixed at the bottom of the threaded portion 4, a compression bolt 7 is connected to the threaded portion 4 in a threaded manner, the compression bolt 7 penetrates through the compression hole 203 and the threaded portion 4, and the bottom end of the compression bolt is connected to the pressure plate 5 in a threaded manner (shown in fig. 4), as shown in fig. 2, a groove 302 is formed in one end of the shaft core 3, and the end 101 of the guide roller 1 is placed in the groove 302; the platen 5 is disposed within the recess 302 and above the tip 101 (shown in fig. 4). As shown in fig. 4, when the pressing bolt 7 is rotated counterclockwise, the threaded portion 4 moves downward under the action of the threads, and the pressing plate 5 moves downward, so that the guide roller 1 is fixed when the pressing plate 5 presses the end 101 of the guide roller 1. When the guide roller needs to be taken down, the hold-down bolt 7 is rotated clockwise, the thread part 4 moves upwards under the action of the thread, the pressing plate 5 is separated from the end head 101, the shaft core 3, the shaft sleeve 2 and the end head 101 can be dispersed, and the guide roller 1 is convenient to take down.

As shown in fig. 2, the locking bolt 6 is further disposed on the threaded portion 4, the locking bolt 6 penetrates through the locking hole 202 and is in threaded connection with the threaded portion 4 (shown in fig. 4), after the pressing plate 5 tightly presses and fixes the end 101 of the guide roller, the threaded portion 4 is fixed on the shaft sleeve 2 by the locking bolt 6, the threaded portion 4 is guaranteed not to swing when the guide roller 1 operates, the firmness and the stability of the guide roller 1 and the shaft sleeve 2 are guaranteed, and the safety of the shaft head is improved.

Further, as shown in fig. 3, the outer end of the shaft sleeve 2 is opened with a notch 205, and the notch 205 is configured in a semicircular shape. A limiting block 305 is further arranged outside the shaft sleeve 2, wherein the limiting block 305 is arranged in a circular shape matched with the notch 205, the position of the limiting block 305 corresponds to the notch 205, the limiting block 305 is not in contact with the shaft core 3 (shown in fig. 5), the limiting block 305 is fixed on a supporting plate 306, and the supporting plate 306 is fixed on the wallboard and keeps the position immovable. When the guide roller 1 is to be taken down, when the limiting block 305 corresponds to the notch 205, namely the notch 205 faces upwards, the hold-down bolt 7 is loosened, the shaft core 3, the shaft sleeve 2 and the end head 101 are scattered, the notch 205 of the shaft sleeve 2 is moved towards the limiting block 305, the shaft sleeve 2 is moved outwards, the end head 101 is exposed, and then the guide roller 1 can be taken down. The utility model discloses set up opening 205 and stopper 305 and can guarantee that axle sleeve 2 only can just can put aside when the opening makes progress, guarantee that deflector roll 1 can only be taken off when the opening makes progress, improve the security performance.

Further, as shown in fig. 2 and 3, a baffle 301 is fixed at the outer end of the shaft core 3, a plane 303 is arranged at the upper end of the baffle 301, the baffle 301 is located at the outer side of the shaft sleeve 2 and used for blocking the shaft sleeve 2, and the plane 303 and the notch 205 are located in the same direction and used for prompting that the position is a position for opening the shaft sleeve locking shaft sleeve.

Further, as shown in fig. 2, a positioning buckle 304 is disposed at the bottom of the groove 302, and a matching positioning concave hole (not shown) is disposed on the end 101 of the guide roller, so as to facilitate rapid positioning of the guide roller.

Further, as shown in fig. 4 and 5, the threaded portion 4 is in a convex shape, and the upper surface thereof is an arc-shaped surface matching with the inner diameter surface of the locking head 201.

Further, as shown in fig. 4, the width of the threaded portion 4 is the same as the width of the groove 302 or slightly smaller than the width of the groove 302, so as to ensure that the threaded portion 4 can smoothly slide up and down in the groove 302.

Further, 2 have been seted up in locking hole 202, and locking bolt 6 is equipped with 2, further guarantees the firm of screw thread portion, and then guarantees the firm of deflector roll, improves the security of spindle nose, guarantees the security of deflector roll when high-speed operation.

The working principle is as follows:

wear to establish axle core 3 in axle sleeve 2, place end 101 in the recess 302 of axle core 3, utilize location to detain 304, place screw thread portion 4 and clamp plate 5 at end 101 upside, screw thread portion 4 is arranged in holding tank 204, utilizes clamp bolt 7 to press screw thread portion 4 and clamp plate 5 to end 101, recycles lock bolt 6 after compressing tightly and locks screw thread portion 4, accomplishes the installation of spindle nose and deflector roll promptly. The disassembly is carried out in the reverse order.

The utility model discloses compact structure utilizes the cooperation between axle sleeve 2 and screw thread portion 4, the cooperation between screw thread portion 4 and the end 101, the cooperation between screw thread portion 4 and the axle center, can be firm fix deflector roll end 101, improves the bearing capacity of spindle nose, and the locking bolt 6 that sets up between axle sleeve 2 and the screw thread portion 4 can be tightly fixed with axle sleeve 2 with screw thread portion 4, improves the security performance of spindle nose.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a receive and release roll deflector roll spindle nose, the both ends of deflector roll (1), its characterized in that are located to the spindle nose: the shaft head comprises a hollow shaft sleeve (2), and a shaft core (3) penetrates through the shaft sleeve (2);

a locking head (201) is fixed at one end of the shaft sleeve (2), and a compression hole (203) and a locking hole (202) are formed in the locking head (201) along the radius direction; the inner diameter side surface of the locking head part (201) is provided with a receiving groove (204), and the receiving groove (204) corresponds to the pressing hole (203); a threaded part (4) is arranged in the locking head part (201), and a pressing plate (5) is fixed at the bottom of the threaded part (4); the thread part (4) is in threaded connection with a pressing bolt (7), the pressing bolt (7) penetrates through the pressing hole (203) and the thread part (4), and the bottom end of the pressing bolt is in threaded connection with the pressing plate (5);

a groove (302) is formed in one end of the shaft core (3), and the end head (101) of the guide roller (1) is arranged in the groove (302); the pressing plate (5) is arranged in the groove (302) and is positioned above the end head (101);

the threaded part (4) is further provided with a locking bolt (6), and the locking bolt (6) penetrates through the locking hole (202) and is in threaded connection with the threaded part (4).

2. The winding and unwinding guide roller shaft head as claimed in claim 1, wherein: the outer end part of the shaft sleeve (2) is provided with a notch (205); the outer portion of the shaft sleeve (2) is further provided with a limiting block (305), and the limiting block (305) is matched with the notch (205).

3. The winding and unwinding guide roller shaft head as claimed in claim 1, wherein: the outer end of the shaft core (3) is fixed with a baffle (301), and the upper end of the baffle (301) is provided with a plane (303).

4. The winding and unwinding guide roller shaft head as claimed in claim 1, wherein: the bottom of the groove (302) is provided with a positioning buckle (304).

5. The winding and unwinding guide roller shaft head as claimed in claim 1, wherein: the thread part (4) is in a convex shape, and the upper surface of the thread part is matched with the inner diameter surface of the locking head part (201).

6. The winding and unwinding guide roller shaft head as claimed in claim 1, wherein: the width of the thread part (4) is the same as that of the groove (302) or slightly smaller than that of the groove (302).

7. The winding and unwinding guide roller shaft head as claimed in claim 1, wherein: 2 are seted up in locking hole (202), locking bolt (6) are equipped with 2.