CN214243134U

CN214243134U - Roller type tensioner for numerical control plate parting line

Info

Publication number: CN214243134U
Application number: CN202022792088.9U
Authority: CN
Inventors: 王刚; 石磊; 蒋国美; 郭二彬; 彭志辉
Original assignee: Jiangsu Yawei Machine Tool Co Ltd
Current assignee: Jiangsu Yawei Machine Tool Co Ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-21
Anticipated expiration: 2030-11-26

Abstract

The utility model belongs to the technical field of roller type tensioner, in particular to a roller type tensioner for a numerical control plate parting line, which comprises a left support and a right support, wherein lifters are respectively arranged above the left support and the right support, a synchronizing shaft is arranged between the two lifters, and the synchronizing shaft is respectively connected with the lifter in a rotating way through a first coupling and a second coupling; move down the inside stop collar of two lifts simultaneously through motor reducer, make the piston rod of two hydro-cylinders promote the tension roller of connecting rod below and move down, when the inside tensile piston rod of two hydro-cylinders contacted the stop collar bottom, can make the hydro-cylinder stop tensile, and can be when the hydro-cylinder stops tensile through blockking of stop collar, avoid appearing tensile phenomenon once more, when needs make the tension roller up move, as long as the piston rod of the inside of hydro-cylinder contracts, then make the connecting rod pulling go up the tension roller and move, through can make the tension roller go up and down rapidly like this.

Description

Roller type tensioner for numerical control plate parting line

Technical Field

The utility model belongs to the technical field of the roll-type tensioner, concretely relates to roll-type tensioner for numerical control sheet material parting line.

Background

Tension device is applicable to various metal slitting equipment, flattening crosscut equipment, metal polishing equipment, panel pickling production line corollary equipment, the supporting machine of unreeling of receiving of cold rolling mill, automatic metal processing equipment such as panel rewinding production line has the effect of adjusting tension, it is neat to make the rolling can receive the material, original roll-type tensioner is hydro-cylinder over-and-under type structure, because hydraulic stability is not enough to cause both sides pressure unbalanced, thereby cause the steel sheet off tracking, and motor elevator promotion formula tensioner structure can guarantee in step on both sides, it is not off tracking to push down. The disadvantage is slow action speed and influence on efficiency.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a roll-type tensioner for numerical control sheet material parting line has and ensures that the draft on both sides of tension roll is the same, goes up and down characteristics rapidly through the hydro-cylinder simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a roller type tensioner for a numerical control plate parting line comprises a left support and a right support, wherein lifters are installed above the left support and the right support through connecting plates, synchronizing shafts are installed between the two lifters and are respectively connected with the lifters in a rotating mode through a first coupler and a second coupler, a motor reducer is further installed above the left support, the motor reducer is connected with the lifters, oil cylinders are installed at the tops of the two lifters, connecting rods are installed at the output ends of the two oil cylinders, limiting sleeves are installed on the outer side walls of the two connecting rods and are located inside the lifters, connecting seats are further installed at the bottoms of the two connecting rods, upper sliders are installed below the two connecting seats, the two upper sliders are divided into two groups and installed inside the left support and the right support, two install the tension roller between the top shoe, the below of going up the tension roller is installed down the tension roller, the both ends of lower tension roller respectively through down the slider with left side support with right side support is connected, motor reducer and external power source electric connection.

As the utility model discloses a preferred technical scheme of roll-type tensioner for numerical control sheet material parting line, the pivot is installed to motor reducer's one end, the pivot is kept away from the encoder is installed to the one end of hydro-cylinder.

As the utility model discloses a preferred technical scheme of roller-type tensioner for numerical control sheet material parting line, go up the tension roll with install bearing one and spacer sleeve one between the top shoe, the top shoe with it rotates the connection through one bearing to go up the tension roll.

As the utility model discloses a preferred technical scheme of roller-type tensioner for numerical control sheet material parting line, lower tension roll with install spacer two and bearing two down between the slider, the gland in installing one side of bearing two.

As the utility model discloses a preferred technical scheme of roller-type tensioner for numerical control sheet material parting line, left side support is kept away from the top board is installed to the one end of going up the tension roll, the gland is installed to the one end of top board.

As the utility model discloses a preferred technical scheme of roll-type tensioner for numerical control sheet material parting line, the holding down plate is installed to the below of holding down plate, the gland is installed down to the one end of holding down plate.

As the utility model discloses a preferred technical scheme of roller-type tensioner for numerical control sheet material parting line, go up the tension roll with the lower tension roll is the cylinder structure.

Compared with the prior art, the beneficial effects of the utility model are that: under the cooperation of synchronizing shaft earlier, down move two inside stop collar of lift simultaneously through motor reducer, make the piston rod of two hydro-cylinders promote the tension roller of connecting rod below and move down, stop the hydro-cylinder and stop tensile after the suitable position of motion, can fix a position the hydro-cylinder through the inside stop collar of lift, when the tension roller up moves in needs messenger, as long as the piston rod of the inside hydro-cylinder shrink, then make the connecting rod pulling go up the tension roller and up move, can make through like this and go up the tension roller and can go up and down rapidly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure B in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the structure of C in FIG. 1 according to the present invention;

fig. 5 is a schematic side view of the left support of fig. 1 according to the present invention;

in the figure: 1. a second spacer sleeve; 2. a connecting rod; 3. a limiting sleeve; 4. an elevator; 5. a rotating shaft; 6. an encoder; 7. a motor reducer; 8. an oil cylinder; 9. a first coupler; 10. a synchronizing shaft; 11. a second coupler; 12. a connecting plate; 13. a connecting seat; 14. an upper slide block; 15. a spacer bush I; 16. a first bearing; 17. a lower slide block; 18. an inner gland; 19. a second bearing; 20. a lower tension roller; 21. an upper tension roller; 22. a left support; 23. an upper pressure plate; 24. a lower pressing plate; 25. a lower gland; 26. a gland is arranged; 27. and a right support.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a roller type tensioner for numerical control plate parting lines comprises a left support 22 and a right support 27, wherein lifters 4 are respectively arranged above the left support 22 and the right support 27 through connecting plates 12, a synchronizing shaft 10 is arranged between the two lifters 4, the synchronizing shaft 10 is respectively connected with the lifters 4 in a rotating mode through a first coupler 9 and a second coupler 11, a motor reducer 7 is further arranged above the left support 22 through bolts, the motor reducer 7 is connected with the lifters 4, oil cylinders 8 are respectively arranged at the tops of the two lifters 4 through bolts, connecting rods 2 are respectively arranged at the output ends of the two oil cylinders 8 through bolts, limiting sleeves 3 are respectively arranged on the outer side walls of the two connecting rods 2, the limiting sleeves 3 are located inside the lifters 4, connecting seats 13 are further arranged at the bottoms of the two connecting rods 2 through bolts, upper sliders 14 are arranged below the two connecting seats 13 through bolts, the two upper sliders 14 are divided into two groups and are arranged inside the left support 22 and the right support 27, an upper tension roller 21 is rotatably connected between the two upper sliders 14, a lower tension roller 20 is installed below the upper tension roller 21, two ends of the lower tension roller 20 are respectively connected with a left support 22 and a right support 27 through lower sliders 17, and the motor reducer 7 is electrically connected with an external power supply.

In the embodiment, the motor reducer 7 is BWD4-23-5.5KW, the oil cylinder 8 is MOB63X100, the working principle of the lifter 4 is the same as that of the screw rod lifter, and the encoder 6 is K38.

In this embodiment, under the cooperation of synchronizing shaft 10, down move the inside stop collar 3 of two lifts 4 simultaneously, connect hydro-cylinder 8 with outside hydrovalve, make the piston rod of two hydro-cylinders 8 promote the last tension roller 21 of connecting rod 2 below down motion, when the inside tensile piston rod of two hydro-cylinders 8 contacts 3 bottoms of stop collar, can make hydro-cylinder 8 stop tensile, and can stop tensile when hydro-cylinder 8 stops tensile through stopping of stop collar 3, avoid appearing tensile phenomenon once more, and then can control the tensile length of hydro-cylinder 8, when needing to make last tension roller 21 up move, as long as the piston rod of hydro-cylinder 8 inside contracts, then make connecting rod 2 pulling go up tension roller 21 up move.

Specifically, a rotating shaft 5 is installed at one end of a motor speed reducer 7, and an encoder 6 is installed at one end, far away from an oil cylinder 8, of the rotating shaft 5.

In this embodiment, an encoder 6 is installed at one end of the motor reducer 7, and the position of the inner limiting sleeve 3 of the elevator 4 can be accurately controlled by the encoder 6 under the matching of the rotating shaft 5.

Specifically, a bearing I16 and a spacer sleeve I15 are arranged between the upper tension roller 21 and the upper sliding block 14, and the upper sliding block 14 is rotatably connected with the upper tension roller 21 through the bearing I16.

In this embodiment, the upper tension roller 21 and the upper slider 14 can rotate through the first bearing 16, and the first bearing 16 can be sealed through the first spacer 15.

Specifically, a second spacer sleeve 1 and a second bearing 19 are arranged between the lower tension roller 20 and the lower slider 17, and an inner gland 18 is arranged on one side of the second bearing 19.

In this embodiment, the lower tension roller 20 and the lower slider 17 can be rotated by the second bearing 19, and the second bearing 19 can be sealed by the second spacer 1.

Specifically, an upper pressing plate 23 is mounted at one end of the left support 22 away from the upper tension roller 21, and an upper pressing cover 26 is mounted at one end of the upper pressing plate 23.

In this embodiment, the two upper sliders 14 can be respectively fixed between the left support 22 and the right support 27 by the upper pressing plate 23, and the upper sliders 14 can be sealed by the upper pressing cover 26, so that dust is prevented from entering the upper sliders 14.

Specifically, a lower pressing plate 24 is mounted below the upper pressing plate 23, and a lower pressing cover 25 is mounted at one end of the lower pressing plate 24.

In this embodiment, the two lower sliding blocks 17 can be respectively fixed between the left support 22 and the right support 27 by the lower pressing plate 24, and the lower sliding blocks 17 can be sealed by the lower pressing cover 25, so that dust is prevented from entering the lower sliding blocks 17.

Specifically, the upper tension roller 21 and the lower tension roller 20 have a cylindrical structure.

In this embodiment, the upper tension roller 21 and the lower tension roller 20 are cylindrical structures, so that the edges and corners of the upper tension roller 21 and the lower tension roller 20 can be avoided, and the normal use of the tensioner is ensured.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the worker switches on the power supply of the motor reducer 7, under the coordination of the synchronizing shaft 10, the limiting sleeves 3 in the two lifters 4 move downwards simultaneously, the oil cylinders 8 are connected with an external hydraulic valve, the piston rods of the two oil cylinders 8 push the upper tension roller 21 below the connecting rod 2 to move downwards, when the piston rods stretched in the two oil cylinders 8 contact the bottom of the limiting sleeve 3, the oil cylinders 8 can stop stretching, and when the oil cylinders 8 stop stretching through the blocking of the limiting sleeves 3, the phenomenon of secondary stretching is avoided, and an encoder 6 is installed at one end of the motor reducer 7, the position of the limiting sleeves 3 can be accurately controlled through the encoder 6, further the stretching length of the oil cylinders 8 can be controlled, when the upper tension roller 21 needs to move upwards, only the piston rods in the oil cylinders 8 are contracted, and then the connecting rod 2 pulls the upper tension roller 21 to move upwards, under the cooperation of stop collar 3, ensure that the reduction of two sides of last tension roller 21 is the same, go up and down rapidly through hydro-cylinder 8 simultaneously, install slider 14 at the both ends of last tension roller 21, make last tension roller 21 slide from top to bottom in two supports through slider 14, slider 14 is kept away from last tension roller 21 one side and is installed top board 23, makes top board 23 install the lateral wall at two supports, can avoid going up tension roller 21 through the spacing of two top boards 23 and run out.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a numerical control sheet material roller tensioner for parting line, includes left support (22) and right support (27), its characterized in that: the elevator (4) is installed above the left support (22) and the right support (27) through a connecting plate (12), a synchronizing shaft (10) is installed between the two elevators (4), the synchronizing shaft (10) is rotatably connected with the elevators (4) through a first coupler (9) and a second coupler (11) respectively, a motor reducer (7) is further installed above the left support (22), the motor reducer (7) is connected with the elevators (4), oil cylinders (8) are installed at the tops of the two elevators (4), connecting rods (2) are installed at the output ends of the two oil cylinders (8), limiting sleeves (3) are installed on the outer side walls of the two connecting rods (2), the limiting sleeves (3) are located inside the elevators (4), and connecting seats (13) are installed at the bottoms of the two connecting rods (2), two slider (14) are installed to the below of connecting seat (13), two slider (14) divide into two sets and install left side support (22) with the inside of right side support (27), two install between slider (14) and go up tension roller (21), tension roller (20) are installed down to the below of going up tension roller (21), down the both ends of tension roller (20) respectively through lower slider (17) with left side support (22) with right side support (27) are connected, motor reducer (7) and external power source electric connection.

2. A roller tensioner for numerical control sheet bar parting line according to claim 1, characterized in that: pivot (5) are installed to the one end of motor reducer (7), pivot (5) are kept away from encoder (6) are installed to the one end of hydro-cylinder (8).

3. A roller tensioner for numerical control sheet bar parting line according to claim 1, characterized in that: a first bearing (16) and a first spacer bush (15) are arranged between the upper tension roller (21) and the upper sliding block (14), and the upper sliding block (14) is rotatably connected with the upper tension roller (21) through the first bearing (16).

4. A roller tensioner for numerical control sheet bar parting line according to claim 1, characterized in that: and a second spacer sleeve (1) and a second bearing (19) are arranged between the lower tension roller (20) and the lower sliding block (17), and an inner gland (18) is arranged on one side of the second bearing (19).

5. A roller tensioner for numerical control sheet bar parting line according to claim 1, characterized in that: an upper pressing plate (23) is installed at one end, far away from the upper tension roller (21), of the left support (22), and an upper pressing cover (26) is installed at one end of the upper pressing plate (23).

6. A roller tensioner for numerical control sheet bar parting line according to claim 5, characterized in that: a lower pressing plate (24) is installed below the upper pressing plate (23), and a lower pressing cover (25) is installed at one end of the lower pressing plate (24).

7. A roller tensioner for numerical control sheet bar parting line according to claim 1, characterized in that: the upper tension roller (21) and the lower tension roller (20) are of cylindrical structures.