CN217262511U

CN217262511U - Precision-adjustable roller frame tension device

Info

Publication number: CN217262511U
Application number: CN202220227809.8U
Authority: CN
Inventors: 吴俊刚; 裴超; 薛伟华
Original assignee: Changzhou Shulin Machinery Co ltd
Current assignee: Changzhou Shulin Machinery Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-23
Anticipated expiration: 2032-01-27

Abstract

The utility model relates to a tension device technical field just discloses a bearing roller frame tension device with adjustable precision, including bottom plate and adjusting device, the top fixedly connected with stand of bottom plate, the top fixedly connected with roof of stand, adjusting device fixed connection is at the top of roof, adjusting device includes box, first motor, first bull stick, belt pulley, second bull stick, recess, first threaded rod, slide bar, box fixed connection is at the top of roof, first motor fixed connection is at the inner wall top of box. Through starting first motor, first motor drives the action wheel rotation of belt pulley through first bull stick to drive the second bull stick rotation from the driving wheel through the belt pulley, the second bull stick rotates and can drive first threaded rod and rotate, and first threaded rod rotates and can drive the slide bar and reciprocate, thereby drives the tension roll and reciprocates, thereby reaches the purpose of adjusting tension roll and lower tension roll distance.

Description

Precision-adjustable roller frame tension device

Technical Field

The utility model relates to a tension device technical field specifically is a bearing roller frame tension device with adjustable precision.

Background

The carrier roller is an important part of a belt conveyor, has multiple types and large quantity, can support the weight of a conveying belt and materials, accounts for 35 percent of the total cost of the belt conveyor, generates more than 70 percent of resistance, and has more important quality, two types of steel and plastics are provided, a carrier roller frame is an important component part of the belt conveyor, a common carrier roller frame mainly comprises the carrier roller and a base, the carrier roller is rotatably arranged on the base to support the materials, a tension device is suitable for various metal strip dividing equipment, leveling and transverse cutting equipment, metal polishing equipment, panel pickling production line corollary equipment, a cold rolling machine matched winding and unwinding machine, panel rewinding production line and other automatic metal processing equipment, and most of the existing tension devices cannot be adjusted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing roller frame tension device with adjustable precision reaches the problem of mentioning in solving above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme: a precision-adjustable roller frame tension device comprises a bottom plate and an adjusting device, wherein the top of the bottom plate is fixedly connected with an upright column, the top of the upright column is fixedly connected with a top plate, the adjusting device is fixedly connected with the top of the top plate, the adjusting device comprises a box body, a first motor, a first rotating rod, a belt pulley, a second rotating rod, a groove, a first threaded rod and a sliding rod, the box body is fixedly connected with the top of the top plate, the first motor is fixedly connected with the top of the inner wall of the box body, one end of the first rotating rod is fixedly connected with a coupler of the first motor, the other end of the first rotating rod penetrates through the top of the top plate through a first bearing and is rotatably connected with the bottom of the inner wall of the top plate through a second bearing, a driving wheel of the belt pulley is fixedly connected with the outer wall of the first rotating rod, the groove is formed in one side of the upright column, the top of the second rotating rod is rotatably connected with the top of the inner wall of the top plate through a third bearing, and the bottom of the second rotating rod runs through the bottom of the inner wall of the top plate through a fourth bearing and extends to the inside of the groove, the top of the first threaded rod is fixedly connected with the bottom of the second rotating rod, the bottom of the first threaded rod is rotatably connected with the bottom of the groove through a fifth bearing, the sliding rod is in threaded connection with the first threaded rod, and one end of the sliding rod is in sliding connection with the inner wall of the groove.

Preferably, the second rotating rod is fixedly connected with a driven wheel of the belt pulley, and the second rotating rod is fixedly connected with the driven wheel of the belt pulley so that the first rotating rod can rotate to drive the second rotating rod to rotate.

Preferably, the outer arm of slide bar rotates and is connected with the tension roller, one side fixedly connected with dead lever of stand, and the outer wall of dead lever rotates and is connected with lower tension roller, through setting up tension roller and lower tension roller, is for improving material surface quality.

Preferably, the bottom fixedly connected with elevating gear of bottom plate, elevating gear includes telescoping cylinder, second motor, third bull stick, second threaded rod, telescopic link, the telescoping cylinder sets up under the bottom plate, second motor fixed connection is in the inner wall bottom of telescoping cylinder, the bottom of third bull stick and the shaft coupling fixed connection of second motor, the bottom of second threaded rod and the top fixed connection of third bull stick, the thread groove has been seted up to the bottom of telescopic link, and thread groove and second threaded rod threaded connection, through setting up elevating gear, is the height of the convenient adjustment bottom plate of for the sake of convenience to improve the practicality of device.

Preferably, the inner wall of the telescopic cylinder is fixedly connected with a supporting plate, the third rotating rod penetrates through the supporting plate through a sixth bearing, and the supporting plate is arranged to share the pressure born by the third rotating rod, so that the second motor does not bear the pressure, and the purpose of protecting the second motor is achieved.

Preferably, the bottom fixedly connected with base of telescoping cylinder, the bottom fixedly connected with supporting leg of base, and the quantity of supporting leg is three, through setting up base and supporting leg, is for improving the stability of device.

The utility model provides a bearing roller frame tension device with adjustable precision. The method has the following beneficial effects:

(1) the utility model discloses a start first motor, first motor drives the action wheel rotation of belt pulley through first bull stick to drive the second bull stick rotation from the driving wheel through the belt pulley, the second bull stick rotates and can drive first threaded rod and rotate, and first threaded rod rotates and can drive the slide bar and reciprocate, thereby drives the tension roll and reciprocate, thereby reaches the purpose of adjusting upper tension roll and lower tension roll distance.

(2) The utility model discloses a start the second motor, the second motor drives the second threaded rod through the third bull stick and rotates to it goes up and down to drive the telescopic link, thereby reaches the purpose of adjusting the bottom plate height.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a sectional view of the present invention;

FIG. 3 is a sectional view of the adjusting device of the present invention;

fig. 4 is a sectional view of the lifting device of the present invention.

In the figure: 1. a base plate; 2. a column; 3. a top plate; 4. an adjustment device; 401. a box body; 402. a first motor; 403. a first rotating lever; 404. a belt pulley; 405. a second rotating rod; 406. a groove; 407. a first threaded rod; 408. a slide bar; 5. an upper tension roller; 6. fixing the rod; 7. a lower tension roller; 8. a lifting device; 801. a telescopic cylinder; 802. a second motor; 803. a third rotating rod; 804. a second threaded rod; 805. a telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

As shown in fig. 1-4, the utility model provides a technical solution: a precision-adjustable roller frame tension device comprises a bottom plate 1 and an adjusting device 4, wherein the top of the bottom plate 1 is fixedly connected with an upright post 2, the top of the upright post 2 is fixedly connected with a top plate 3, the adjusting device 4 is fixedly connected with the top of the top plate 3, the adjusting device 4 comprises a box body 401, a first motor 402, a first rotating rod 403, a belt pulley 404, a second rotating rod 405, a groove 406, a first threaded rod 407 and a sliding rod 408, the box body 401 is fixedly connected with the top of the top plate 3, the first motor 402 is fixedly connected with the top of the inner wall of the box body 401, one end of the first rotating rod 403 is fixedly connected with a coupler of the first motor 402, the other end of the first rotating rod 403 penetrates through the top of the top plate 3 through a first bearing and is rotatably connected with the bottom of the inner wall of the top plate 3 through a second bearing, a driving wheel of the belt pulley 404 is fixedly connected with the outer wall of the first rotating rod 403, the groove 406 is formed in one side of the upright post 2, the top of the second rotating rod 405 is rotatably connected with the top of the inner wall of the top plate 3 through a third bearing, the bottom of the second rotating rod 405 penetrates through the bottom of the inner wall of the top plate 3 through a fourth bearing and extends to the inside of the groove 406, the second rotating rod 405 is fixedly connected with a driven wheel of the belt pulley 404, the second rotating rod 405 is fixedly connected with the driven wheel of the belt pulley 404, in order to enable the first rotating rod 403 to rotate and drive the second rotating rod 405 to rotate, the top of the first threaded rod 407 is fixedly connected with the bottom of the second rotating rod 405, the bottom of the first threaded rod 407 is rotatably connected with the bottom of the groove 406 through a fifth bearing, the sliding rod 408 is in threaded connection with the first threaded rod 407, one end of the sliding rod 408 is slidably connected with the inner wall of the groove 406, the outer arm of the sliding rod 408 is rotatably connected with an upper tension roller 5, one side of the upright post 2 is fixedly connected with a fixed rod 6, and the outer wall of the fixed rod 6 is rotatably connected with a lower tension roller 7, the bottom of the bottom plate 1 is fixedly connected with a lifting device 8 by arranging an upper tension roller 5 and a lower tension roller 7 so as to improve the surface quality of a material, the lifting device 8 comprises a telescopic cylinder 801, a second motor 802, a third rotating rod 803, a second threaded rod 804 and a telescopic rod 805, the telescopic cylinder 801 is arranged right below the bottom plate 1, the second motor 802 is fixedly connected with the bottom of the inner wall of the telescopic cylinder 801, the bottom of the third rotating rod 803 is fixedly connected with a coupler of the second motor 802, the bottom of the second threaded rod 804 is fixedly connected with the top of the third rotating rod 803, the bottom of the telescopic rod 805 is provided with a threaded groove, the threaded groove is in threaded connection with the second threaded rod 804, the inner wall of the telescopic cylinder 801 is fixedly connected with a support plate, the third rotating rod 803 penetrates through the support plate through a sixth bearing, the support plate is arranged so as to share the pressure of the third rotating rod 803, so that the second motor 802 does not bear the pressure, thereby reach the mesh of protection second motor 802, through setting up elevating gear 8, be for the convenience of adjusting the height of bottom plate 1 to improve the practicality of device, the bottom fixedly connected with base of telescoping cylinder 801, the bottom fixedly connected with supporting leg of base, and the quantity of supporting leg is three, through setting up base and supporting leg, is for improving the stability of device.

The working principle is as follows: by starting the first motor 402, the first motor 402 drives the driving wheel of the belt pulley 404 to rotate through the first rotating rod 403, so that the driven wheel of the belt pulley 404 drives the second rotating rod 405 to rotate, the second rotating rod 405 rotates to drive the first threaded rod 407 to rotate, the first threaded rod 407 rotates to drive the sliding rod 408 to move up and down, the upper tension roller 5 is driven to move up and down, and the purpose of adjusting the distance between the upper tension roller 5 and the lower tension roller 7 is achieved; by starting the second motor 802, the second motor 802 drives the second threaded rod 804 to rotate through the third rotating rod 803, so as to drive the telescopic rod 805 to lift, thereby achieving the purpose of adjusting the height of the bottom plate 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing roller frame tension device with adjustable precision, includes bottom plate (1) and adjusting device (4), its characterized in that: the top of the bottom plate (1) is fixedly connected with an upright post (2), the top of the upright post (2) is fixedly connected with a top plate (3), the adjusting device (4) is fixedly connected with the top of the top plate (3), the adjusting device (4) comprises a box body (401), a first motor (402), a first rotating rod (403), a belt pulley (404), a second rotating rod (405), a groove (406), a first threaded rod (407) and a sliding rod (408), the box body (401) is fixedly connected with the top of the top plate (3), the first motor (402) is fixedly connected with the top of the inner wall of the box body (401), one end of the first rotating rod (403) is fixedly connected with a coupler of the first motor (402), the other end of the first rotating rod (403) penetrates through the top of the top plate (3) through a first bearing and is rotatably connected with the bottom of the inner wall of the top plate (3) through a second bearing, the driving wheel of belt pulley (404) and the outer wall fixed connection of first bull stick (403), one side at stand (2) is seted up in recess (406), the top of second bull stick (405) is passed through the third bearing and is connected with the inner wall top rotation of roof (3), and the bottom of second bull stick (405) runs through the inner wall bottom of roof (3) through the fourth bearing and extends to the inside of recess (406), the top of first threaded rod (407) and the bottom fixed connection of second bull stick (405), and the bottom of first threaded rod (407) is passed through the bottom rotation of fifth bearing and recess (406) and is connected, slide bar (408) and first threaded rod (407) threaded connection, and the one end of slide bar (408) and the inner wall sliding connection of recess (406).

2. The precision adjustable roller frame tension device as claimed in claim 1, wherein: the second rotating rod (405) is fixedly connected with a driven wheel of the belt pulley (404).

3. The precision adjustable idler frame tension device according to claim 1, wherein: the outer arm of slide bar (408) rotates and is connected with tension roller (5) on, one side fixedly connected with dead lever (6) of stand (2), and the outer wall of dead lever (6) rotates and is connected with lower tension roller (7).

4. The precision adjustable idler frame tension device according to claim 1, wherein: the bottom fixedly connected with elevating gear (8) of bottom plate (1), elevating gear (8) include telescoping cylinder (801), second motor (802), third bull stick (803), second threaded rod (804), telescopic link (805), telescoping cylinder (801) set up under bottom plate (1), second motor (802) fixed connection is in the inner wall bottom of telescoping cylinder (801), the bottom of third bull stick (803) and the shaft coupling fixed connection of second motor (802), the bottom of second threaded rod (804) and the top fixed connection of third bull stick (803), the thread groove has been seted up to the bottom of telescopic link (805), and thread groove and second threaded rod (804) threaded connection.

5. The precision adjustable idler frame tension device according to claim 4, wherein: the inner wall of the telescopic cylinder (801) is fixedly connected with a supporting plate, and the third rotating rod (803) penetrates through the supporting plate through a sixth bearing.

6. The precision adjustable idler frame tension device according to claim 5, wherein: the bottom fixedly connected with base of telescoping cylinder (801), the bottom fixedly connected with supporting leg of base, and the quantity of supporting leg is three.