CN218909372U

CN218909372U - Wire pinch roll

Info

Publication number: CN218909372U
Application number: CN202320174259.2U
Authority: CN
Inventors: 张明明; 李寿东; 杜伟; 曹俊; 宋建康
Original assignee: Shandong Huacheng Sino German Transmission Equipment Co ltd
Current assignee: Shandong Huacheng Sino German Transmission Equipment Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-04-25
Anticipated expiration: 2033-02-10

Abstract

A wire pinch roll belongs to the technical field of wire pinch devices. When producing the metal wire rod of different diameters, because the base distance of pinch roll installation collar is fixed, just need change the collar of different diameters in order to adjust the size of roll gap. The disassembly and the installation are needed again, and the use is complicated. The utility model comprises a shell, a rotary shaft, a fixed shaft, a roll gap adjusting device and a rotary bearing seat; the rotary shaft and the fixed shaft are arranged in parallel at intervals; the shell is also provided with a fixed bearing seat, and the fixed shaft is connected with the shell through the fixed bearing seat; the rotary shaft is connected with the shell through a rotary bearing seat, and the rotary bearing seat is hinged with the shell; the roll gap adjusting device is arranged on one side of the rotary bearing seat. The rotary bearing seat is hinged with the shell, so that the rotary shaft can rotate around a hinge point, the roll gap is adjusted by matching with the roll gap adjusting device, the operating efficiency is improved, and the service life of each part can be effectively prolonged.

Description

Wire pinch roll

Technical Field

A wire pinch roll belongs to the technical field of wire pinch devices.

Background

In the production process of the metal wire, the final process is to send the metal wire into a winder by a pinch roll, and the winder winds the metal wire. The pinch roll generally comprises two roll collars with opposite edges and close to each other, wherein the edge of each roll collar is provided with a groove surrounding the center of the roll collar, and the grooves of the two roll collars form a roll gap through which a metal wire passes. The driving device drives the two roller rings to rotate, and the metal wire passes through the roller gap between the two roller rings from top to bottom and finally enters the winder.

In general, when metal wires having different diameters are produced, since the distance between the pinch rolls and the base of the roll collar is fixed, it is necessary to replace the roll collar having different diameters to adjust the size of the roll gap. Most of the roller rings are installed through bearings, so that the roller rings are inconvenient to detach and install; moreover, if the diameter of the replaced roll collar is wrong, the roll gap is not corresponding to the metal wire, and the roll gap is required to be detached again for installation, so that the use is complicated.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: overcomes the defects of the prior art and provides a wire pinch roll with convenient roll gap adjustment.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a wire rod pinch roll, includes casing, rotatable gyration collar and the fixed collar of installing on the casing, its characterized in that: the device also comprises a roll gap adjusting device, wherein the roll gap adjusting device comprises a rotary bearing seat; one side of the rotary bearing seat is rotationally connected with the shell, and the rotary bearing seat is connected with the rotary roll collar and drives the rotary roll collar to move along the direction approaching or separating from the fixed roll collar; the fixed roll collar is rotationally connected with the shell.

The rotary bearing seat is hinged with the shell, so that the rotary shaft can rotate around a hinge point, the distance between the rotary shaft and the fixed shaft can be adjusted by matching with the roll gap adjusting device, the distance between the rotary shaft and the roll collar on the fixed shaft is further adjusted, and metal wires with different diameters are adapted. The roll gap is convenient to adjust, only the extending length of the roll gap adjusting device is required to be changed, frequent disassembly is avoided, and the service life of each part can be effectively prolonged while the operation efficiency is improved.

Preferably, the roll gap adjusting device comprises a cylinder and a limiting device, wherein one end of the cylinder is fixedly connected with the shell, and the other end of the cylinder is hinged with the rotary bearing seat; the limiting device is arranged on one side of the slewing bearing seat, which is far away from the cylinder.

The rotating angle of the rotary bearing seat is adjusted through the extension and retraction of the air cylinder, so that the roll gap is adjusted, and the roller is firm, reliable and convenient to adjust.

Further preferably, the limiting device comprises a bolt and a nut, the nut is fixedly arranged on the shell, the bolt is in threaded connection with the nut, the extending direction of the bolt is parallel to the extending direction of the air cylinder, and one end of the bolt is tightly attached to the slewing bearing seat.

The locking device is additionally arranged, and the distance that the adjusting bolt extends out of the nut is utilized, so that the rotary bearing seat after the air cylinder is adjusted can prop against the rotary bearing seat at the other side, the supporting force is provided, and the fixing stability of the rotary bearing seat is ensured.

Further preferably, the shell is also provided with a nut bracket, one end of the nut bracket is fixedly connected with the shell, and the other end of the nut bracket is connected with a nut; the nut bracket is arranged above the fixed shaft and is positioned at one side of the rotary shaft; the nut is arranged at one end of the nut bracket, which is close to the slewing bearing seat.

Further preferably, the other end of the cylinder is provided with a U-shaped push rod, and a closing section of the U-shaped push rod is fixedly connected with the other end of the cylinder; one side of the rotary bearing seat is provided with a push rod connecting plate matched with the opening end of the U-shaped push rod; the U-shaped push rod and the push rod connecting plate are provided with mutually matched through holes, the axial direction of the through holes is parallel to the axial direction of the rotary shaft, and the U-shaped push rod is hinged with the push rod connecting plate.

Preferably, the rotary bearing seat is provided with a bearing seat hole penetrating through the rotary bearing seat, one side of the rotary bearing seat is provided with a support plate, and the support plate is provided with a through hole axially parallel to the bearing seat hole; a vertical plate is arranged at the position of the shell corresponding to the supporting plate, and a through hole corresponding to the through hole in the supporting plate is arranged on the vertical plate.

Further preferably, the supporting plate is arranged at the bottom of the rotary bearing seat, and the roll gap adjusting device is hinged to the top of the rotary bearing seat.

Compared with the prior art, the utility model has the following beneficial effects: the rotary bearing seat is hinged with the shell, so that the rotary shaft can rotate around a hinge point, the distance between the rotary shaft and the fixed shaft can be adjusted by matching with the roll gap adjusting device, the distance between the rotary shaft and the roll collar on the fixed shaft is further adjusted, and metal wires with different diameters are adapted. The roll gap is convenient to adjust, only the extending length of the roll gap adjusting device is required to be changed, frequent disassembly is avoided, and the service life of each part can be effectively prolonged while the operation efficiency is improved.

Drawings

Fig. 1 is a schematic view of a wire pinch roll structure.

Fig. 2 is a rear view of the internal structure of the wire pinch roller.

Fig. 3 is a schematic diagram of a revolving bearing seat structure.

Wherein, 1, a rotating shaft; 2. a fixed shaft; 3. a housing; 4. a bolt; 5. a nut; 6. a U-shaped push rod; 7. a cylinder; 8. rotating the roll collar; 9. a metal wire; 10. fixing the roll collar; 11. a push rod pin; 12. a swivel bearing seat; 13. a support pin; 301. a nut bracket; 302. fixing a bearing seat; 1201. a push rod connecting plate; 1202. a bearing seat plate; 1203. and a support plate.

Detailed Description

The utility model is further described below with reference to fig. 1 to 3.

Referring to fig. 1-2: a wire pinch roll comprises a shell 3, a rotary shaft 1, a fixed shaft 2, a bolt 4, a nut 5, a U-shaped push rod 6, an air cylinder 7, a rotary roll collar 8, a fixed roll collar 10 and a rotary bearing seat 12; the housing 3 is provided with a nut bracket 301 and a fixed bearing seat 302.

The rotary shaft 1 and the fixed shaft 2 are arranged at intervals in parallel, one ends of the rotary shaft 1 and the fixed shaft 2 on the same side are respectively connected with the centers of the rotary roller ring 8 and the fixed roller ring 10, grooves are formed in the surrounding centers of the side surfaces of the rotary roller ring 8 and the fixed roller ring 10, and the rotary roller ring 8 and the fixed roller ring 10 are encircled to form a roller gap through which the metal wire 9 passes.

The fixed shaft 2 is arranged on the fixed bearing seat 302 through a bearing, the rotary shaft 1 is arranged on the rotary bearing seat 12 through a bearing, and the rotary bearing seat 12 is rotationally connected with the shell 3; the cylinder 7 is fixedly arranged on the shell 3, the output end of the cylinder 7 is fixedly connected with the U-shaped push rod 6, the U-shaped push rod 6 is hinged with the rotary bearing seat 12, and the cylinder 7 pushes the rotary bearing seat 12 to enable the rotary bearing seat 12 to rotate relative to the shell 3, so that the rotary shaft 1 is close to the fixed shaft 2.

The nut bracket 301 is disposed above the fixed shaft 2, and the nut bracket 301 is located at one side of the rotary bearing block 12; the nut bracket 301 is fixedly provided with a nut 5 and a through hole corresponding to the nut 5 at one end close to the rotary bearing seat 12, the bolt 4 is connected with the nut 5 through threads, the threaded end of the bolt 4 passes through the nut 5 to contact the rotary bearing seat 12, and the extending direction of the threaded end of the bolt 4 is opposite to the ejection direction of the air cylinder 7, so that resultant force is formed with the air cylinder 7 to fix the rotary bearing seat 12; by tightening or loosening the bolt 4, the length of the bolt 4 extending from the nut holder 301 to the rotary bearing seat 12 can be reduced or increased, so that the relative positional relationship between the rotary bearing seat 12 and the housing 3 can be adjusted, the distance between the rotary shaft 1 and the fixed shaft 2 can be adjusted, and the size of the roll gap can be adjusted.

Referring to fig. 3: the rotary bearing seat 12 comprises a push rod connecting plate 1201, two bearing seat plates 1202 and a support plate 1203, wherein the two bearing seat plates 1202 are arranged in parallel at intervals, and the two bearing seat plates 1202 are provided with through holes corresponding to each other to form bearing seat holes of the rotary shaft 1; the upper part and the lower part of the bearing seat plate 1202 are connected through a connecting plate, and a push rod connecting plate 1201 is arranged at the top of the upper connecting plate of the bearing seat plate 1202; and be equipped with the through-hole with bearing frame hole axial parallel on the push rod connecting plate 1201, the one end of push rod connecting plate 1201 sets up in U type push rod 6, and push rod pin 11 passes U type push rod 6 and push rod connecting plate 1201 realize the articulated of U type push rod 6 and push rod connecting plate 1201.

Two support plates 1203 are arranged below the two bearing seat plates 1202, and the support plates 1203 are fixedly connected with a connecting plate at the lower part of the bearing seat plates 1202; the two support plates 1203 are provided with through holes which correspond to each other, and the axial directions of the through holes are parallel to the axial directions of the bearing seat holes; the bottom of the shell 3 is provided with vertical plates corresponding to the two support plates 1203, and the support pin shaft 13 passes through the support plates 1203 and the vertical plates to realize the hinge connection of the support plates 1203 and the shell 3, namely, the rotary connection of the rotary bearing seat 12 and the shell 3.

When the size of the roll gap is required to be adjusted, the threaded end of the bolt 4 is retracted into the nut bracket 301 when the bolt 4 is unscrewed, the output end of the air cylinder 7 extends out, the rotary bearing seat 12 rotates around the supporting pin shaft 13, the rotary shaft 1 is close to the fixed shaft 2, and the roll gap is reduced; when the bolt 4 is screwed, the threaded end of the bolt 4 extends towards the direction of the air cylinder 7, the output end of the air cylinder 7 retracts, the rotary bearing seat 12 rotates around the supporting pin shaft 13, the rotary shaft 1 is far away from the fixed shaft 2, and the roll gap is increased; thereby enabling adaptation to different metal wires 9.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a wire rod pinch roll, includes casing (3), rotatable gyration collar (8) and fixed collar (10) of installing on casing (3), its characterized in that: the roller gap adjusting device comprises a rotary bearing seat (12); one side of the rotary bearing seat (12) is rotationally connected with the shell (3), the rotary bearing seat (12) is connected with the rotary roll collar (8) and drives the rotary roll collar (8) to move along the direction approaching or separating from the fixed roll collar (10); the fixed roll collar (10) is rotationally connected with the shell (3).

2. The wire pinch roll as set forth in claim 1, wherein: the roll gap adjusting device comprises an air cylinder (7) and a limiting device, one end of the air cylinder (7) is fixedly connected with the shell (3), and the other end of the air cylinder is hinged with the rotary bearing seat (12); the limiting device is arranged on one side of the revolving bearing seat (12) far away from the air cylinder (7).

3. The wire pinch roll as claimed in claim 2, wherein: the limiting device comprises a bolt (4) and a nut (5), wherein the nut (5) is fixedly arranged on the shell (3), the bolt (4) is in threaded connection with the nut (5), the extending direction of the bolt (4) is parallel to the extending direction of the air cylinder (7), and one end of the bolt (4) is tightly attached to the rotary bearing seat (12).

4. A wire pinch roll as claimed in claim 3, wherein: the shell (3) is also provided with a nut bracket (301), one end of the nut bracket (301) is fixedly connected with the shell (3), and the other end is connected with a nut (5); the nut bracket (301) is arranged above the fixed shaft (2), and the nut bracket (301) is positioned on one side of the rotary shaft (1); the nut (5) is arranged at one end of the nut bracket (301) close to the rotary bearing seat (12).

5. The wire pinch roll as claimed in claim 2, wherein: the other end of the air cylinder (7) is provided with a U-shaped push rod (6), and the closing section of the U-shaped push rod (6) is fixedly connected with the other end of the air cylinder (7); a push rod connecting plate (1201) matched with the opening end of the U-shaped push rod (6) is arranged on one side of the rotary bearing seat (12); the U-shaped push rod (6) and the push rod connecting plate (1201) are provided with mutually matched through holes, the axial direction of the through holes is parallel to the axial direction of the rotary shaft (1), and the U-shaped push rod (6) is hinged with the push rod connecting plate (1201).

6. The wire pinch roll as set forth in claim 1, wherein: the rotary bearing seat (12) is provided with a bearing seat hole penetrating through the rotary bearing seat (12), one side of the rotary bearing seat (12) is provided with a support plate (1203), and the support plate (1203) is provided with a through hole axially parallel to the bearing seat hole; a vertical plate is arranged on the shell (3) at a position corresponding to the supporting plate (1203), and a through hole corresponding to the through hole on the supporting plate (1203) is arranged on the vertical plate.

7. The wire pinch roll as set forth in claim 6, wherein: the supporting plate (1203) is arranged at the bottom of the rotary bearing seat (12), and the roll gap adjusting device is hinged to the top of the rotary bearing seat (12).