CN215287348U

CN215287348U - Tension device

Info

Publication number: CN215287348U
Application number: CN202121572034.XU
Authority: CN
Inventors: 高福忠; 杨丙发; 高斌
Original assignee: Tianjin Yiyi Sanitary Ware Ltd By Share Ltd
Current assignee: Tianjin Yiyi Sanitary Ware Ltd By Share Ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-24
Anticipated expiration: 2031-07-12

Abstract

The utility model provides a tensioner, which relates to the technical field of health care product production equipment and comprises a left swing frame, a right swing frame, a rolling shaft, a roller, a motor, a driving gear, a driven gear, an annular toothed chain, a left meshing device, a right meshing device, an upper conveying roller and a lower conveying roller; the driving gear is arranged on the left side of the left swing frame and is installed at the output end of the motor, and the driven gear is arranged on the right side of the right swing frame; the toothed chain is respectively arranged on the driving gear and the driven gear; the left gear is fixed on the rear side of the left swing frame, and the right gear is fixed on the rear side of the right swing frame; the left swing frame is meshed with the lower side of the toothed chain, and the right swing frame is meshed with the upper side of the toothed chain; the upper conveying roller is arranged on the upper side of the left swing frame or the right swing frame, and the lower conveying roller is arranged on the lower side of the left swing frame or the right swing frame; the utility model discloses can make the roller bearing and the cylinder on it need not the operation under the unnecessary condition, prolong the life of tensioner, reduce the roller bearing breakage rate, reduction in production cost.

Description

Tension device

Technical Field

The utility model relates to the technical field of health care product production equipment, in particular to tensioner.

Background

At present, in the production process of urine insulation pads and the like, a tensioner is needed to stretch materials such as paper and the like, so that the winding speed and the drawing speed of the materials are kept synchronous, and the materials obtain better flattening performance. However, sometimes the paper is not tensioned, but the urine-proof pad production line is a fully automatic device, and the material is wound on a roller of a tensioner when passing through the tensioner so as to enable the device to normally operate. Therefore, when the production line works, the tensioner must work normally, the service life of the tensioner is shortened, the breakage rate of the roller is particularly improved, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tensioner for the roller bearing and the last cylinder of roller bearing need not the operation under the unnecessary condition, prolongs the life of tensioner, reduces the roller bearing breakage rate, reduction in production cost.

The embodiment of the utility model provides a tensioner, which comprises a left swing frame and a right swing frame, wherein the left swing frame and the right swing frame are respectively provided with rolling shafts which are arranged in a staggered manner in the vertical direction, and each rolling shaft is provided with a roller; the conveying device also comprises a motor, a driving gear, a driven gear, a toothed chain, a left meshing device, a right meshing device, an upper conveying roller and a lower conveying roller;

the driving gear is arranged on the left side of the left swing frame and is installed at the output end of the motor, and the driven gear is arranged on the right side of the right swing frame;

the toothed chain is respectively arranged on the driving gear and the driven gear;

the left meshing device is fixed on the rear side of the left swing frame, and the right meshing device is fixed on the rear side of the right swing frame;

the left swing frame is meshed with the lower side of the toothed chain, and the right swing frame is meshed with the upper side of the toothed chain;

the upper conveying roller is arranged on the upper side of the left swing frame or the right swing frame, and the lower conveying roller is arranged on the lower side of the left swing frame or the right swing frame.

In an optional implementation manner, the gear box further comprises an upper sliding rod and a lower sliding rod which are arranged between the driving gear and the driven gear, and the rear side wall of the left swing frame and the rear side wall of the right swing frame are respectively in sliding connection with the upper sliding rod and the lower sliding rod.

In an optional embodiment, the device further comprises a left fixing rod and a right fixing rod, wherein the left fixing rod is arranged on the right side of the driving gear and is fixedly connected with the left end of the upper sliding rod and the left end of the lower sliding rod respectively; the right fixed rod is arranged on the left side of the driven gear and is respectively and fixedly connected with the right end of the upper sliding rod and the right end of the lower sliding rod;

the left end fixing rod is a stroke end point of the left swing frame sliding leftwards, and the right end fixing rod is a stroke end point of the right swing frame sliding rightwards.

In an optional implementation manner, at least one limiting block is arranged in the middle of the left fixing rod and/or the middle of the right fixing rod, and the limiting block is a stroke end point at which the left swing frame and/or the right swing frame get close to the center.

In an optional implementation mode, the device further comprises a feeding deviation corrector and a discharging deviation corrector, materials are fed from the feeding deviation corrector, sequentially attached to the upper conveying roller, pass through the left swing frame and the right swing frame in an empty mode, are attached to the lower conveying roller, and are discharged from the discharging deviation corrector.

The utility model has the advantages that: the tensioner of the utility model drives the driving gear and the driven gear to rotate through the motor, thereby driving the toothed chain to run; the toothed chain runs to drive the left meshing device and the right meshing device meshed with the toothed chain to slide oppositely or relatively, so that the left swing frame and the right swing frame are opened and closed; therefore, when the roller on the swing frame is not needed to be used for conveying materials, the left swing frame and the right swing frame are driven to be opened through the motor, so that the materials are directly conveyed through the upper conveying roller and the lower conveying roller, namely, the materials only need to pass through the space between the left swing frame and the right swing frame; thereby prolonging the service life of the tensioner, reducing the breakage rate of the roller and reducing the production cost; and avoid installing the material crisscross on the roller bearing, labour saving and time saving can improve staff's work efficiency. The utility model discloses simple structure, low cost, the operation of being convenient for, the reliability is high, is fit for the large tracts of land and uses widely.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is another schematic structural diagram of the present invention.

In the figure: 1-left swinging frame; 11-left front panel; 12-left rear panel; 13-a roller; 2-right swing frame; 21-right front panel; 22-right rear panel; 31-a drive gear; 32-a driven gear; 41-left clutch; 42-right gear coupling; 5-toothed chain; 51-upper conveying roller; 52-lower conveyor roller; 61-feed rectifier; 62-a discharge deviation rectifier; 7-material; 8-a slide bar; 81-upper sliding bar; 82-a lower slide bar; 83-upper limit block; 84-a lower limit block; 9-fixing the rod; 91-left fixed link; 92-right fixation rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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.

To facilitate understanding of the present embodiment, the following provides a detailed description of a tensioner of the present disclosure.

Referring to fig. 1, an embodiment of the present invention provides a tensioner, including a left swing frame 1 and a right swing frame 2, wherein the left swing frame 1 and the right swing frame 2 are respectively provided with rollers 13 arranged in a staggered manner in a vertical direction, and each roller 13 is provided with a roller; the automatic feeding device also comprises a motor, a driving gear 31, a driven gear 32, a toothed chain 5, a left meshing device 41, a right meshing device 42, an upper conveying roller 51 and a lower conveying roller 52;

specifically, the left swing frame 1 of the tensioner comprises a left front panel 11 and a left rear front panel 12, as shown in fig. 2, the right side of the left front panel 11 is in a shape of "finger", the left side of the corresponding left rear front panel 12 is also in a shape of "finger", a roller 13 is fixed between each group of "fingers" formed by the left front panel 11 and the left rear front panel 12 at the same height, and a roller is mounted on each roller 13 and can rotate on the roller 13. Similarly, the right swing frame 2 includes a right front panel 21 and a right rear panel 22, the left side of the right front panel 21 is in a shape of "finger", the left side of the corresponding right rear panel 22 is also in a shape of "finger", a roller 13 is fixed between each group of "fingers" formed by the same height of the right front panel 21 and the right rear panel 22, and each roller 13 is also provided with a roller. As shown in fig. 1 and 2, the "fingers" of the left swing frame 1 and the "fingers" of the right swing frame 2 are arranged alternately.

The driving gear 31 is arranged on the left side of the left swing frame 1 and is arranged at the output end of the motor, and the driven gear 32 is arranged on the right side of the right swing frame 2; the toothed chain 5 is respectively arranged on the driving gear 31 and the driven gear 32; the left gear coupler 41 is fixed on the rear side of the left swing frame 1, and the right gear coupler 42 is fixed on the rear side of the right swing frame 2; the left swing frame 1 is meshed with the lower side of the toothed chain 5, and the right swing frame 2 is meshed with the upper side of the toothed chain 5.

Specifically, the motor of this embodiment is a 1KW servo motor, and the toothed chain 5 is sleeved between the driving gear 31 and the driven gear 32, that is, the left end of the toothed chain 5 is sleeved on the driving gear 31, and the right end of the toothed chain 5 is sleeved on the driven gear 32.

The left and

right clutches

41, 42 are respectively fitted with gears, and the moving directions of the upper and lower side chains of the toothed chain 5 are opposite; the left and

right clutches

41, 42 should be mounted on the lower and upper side chains of the gear, respectively. Thus, when the toothed chain 5 runs along with the driving gear 31 and the driven gear 32 under the driving of the motor, the left swing frame 1 and the right swing frame 2 can be opened and closed along with the toothed chain.

The upper transport roller 51 is disposed on the upper side of the left swing frame 1 or the right swing frame 2, and the lower transport roller 52 is disposed on the lower side of the left swing frame 1 or the right swing frame 2.

Specifically, the upper and

lower conveyor rollers

51 and 52 are used to convey the material 7, respectively; as shown in fig. 1, the upper conveying roller 51 is arranged on the central axis of the left and

right swing frames

1 and 2 after crossing and converging, and is respectively positioned at the upper and lower ends of the left swing frame 1, when the conveyed material 7 is not required to be tensioned by a tensioner, the left and

right swing frames

1 and 2 are opened, so that the material can be conveyed by using the upper conveying roller 51 and the lower conveying roller 52; the embodiment can prolong the service life of the tensioner, reduce the breakage rate of the roller and reduce the production cost; the material is prevented from being installed on the rolling shaft in a staggered mode, time and labor are saved, and the working efficiency of workers can be improved; the embodiment has the advantages of simple structure, low cost, convenient operation and high reliability, and is suitable for large-area popularization and use.

Further, the rear side wall of the left swing frame 1 and the rear side wall of the right swing frame 2 are respectively connected with the upper slide bar 81 and the lower slide bar 82 in a sliding manner.

Here, the present embodiment is further provided with a slide bar 8 for being used as a slide rail for the left swing frame 1 and the right swing frame 2; specifically, the slide bar 8 includes an upper slide bar 81 and a lower slide bar 82; the upper slide bar 81 and the lower slide bar 82 are arranged in parallel up and down. The sliding rod 8 is in a cylindrical shape with a smooth surface, and the length of the sliding rod is about twice of the width of the left swing frame 1 and the right swing frame 2 when the sliding rod and the left swing frame are arranged in a crossed mode.

Optionally, a left fixing rod 91 and a right fixing rod 92 are further included, the left fixing rod 91 is disposed at the right side of the driving gear 31 and is fixedly connected with the left end of the upper slide bar 81 and the left end of the lower slide bar 82 respectively; the right fixing lever 92 is disposed at the left side of the driven gear 32 and is fixedly connected to the right end of the upper slide lever 81 and the right end of the lower slide lever 82, respectively;

the left end fixing rod is a stroke end point of the left swing frame 1 sliding leftwards, and the right end fixing rod is a stroke end point of the right swing frame 2 sliding rightwards.

In the present embodiment, a fixing lever 9 is further included, and the fixing lever 9 is disposed rearward of the toothed chain 5. The fixing lever 9 includes a left fixing lever 91 and a right fixing lever 92.

As shown in fig. 2, the left fixing lever 91 is disposed adjacent to the driving gear 31 and on the right side of the driving gear 31, and similarly, the right fixing lever 92 is disposed adjacent to the driven gear 32 and on the left side of the driven gear 32.

The left and

right fixing bars

91 and 92 are used as stoppers for the ends of the stroke of the left and

right swing frames

1 and 2, in addition to fixing the upper and

lower slide bars

81 and 82. Namely, when the left fixing rod 91 slides leftwards to the stroke end, the left fixing rod 91 is abutted; when the right fixing rod 92 slides rightward to the stroke end, the right fixing rod 92 abuts against the right fixing rod 92.

Preferably, at least one limiting block is arranged in the middle of the left fixing rod 91 and/or the middle of the right fixing rod 92, and the limiting block is a stroke end point at which the left swing frame 1 and/or the right swing frame 2 get close to the center.

Here, the middle position of the fixing rod 9 is further provided with a limiting block, as shown in fig. 2, the upper sliding rod 81 of the present embodiment is provided with two upper limiting blocks 83, and the lower sliding rod 82 is provided with two lower limiting blocks 84; the upper limiting block 83 and the lower limiting block 84 are respectively used for playing a role in blocking or braking when the left swing frame 1 and the right swing frame 2 are in crossed butt joint, and the situation that the swing frame is damaged due to overlarge impulsive force when the left swing frame 1 and the right swing frame 2 move relatively because the gear rotates too fast is avoided.

Further, the device also comprises a feeding deviation corrector 61 and a discharging deviation corrector 62, wherein the materials 7 are fed from the feeding deviation corrector 61, sequentially attached to the upper conveying rollers 51, pass through the left swing frame 1 and the right swing frame 2 at intervals, are attached to the lower conveying rollers 52 and are discharged from the discharging deviation corrector 62.

In the present embodiment, the feeding deviation corrector 61 is located at the upper right side of the right fixed rod 92, and the discharging deviation corrector 62 is located below the left swing frame 1 or the right swing frame 2; in specific implementation, the positions of the feeding deviation corrector 61 and the discharging deviation corrector 62 can be set as required.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A tensioner comprises a left swing frame and a right swing frame, wherein rolling shafts which are arranged in a staggered mode in the vertical direction are respectively arranged on the left swing frame and the right swing frame, and a roller is arranged on each rolling shaft; the automatic conveying device is characterized by further comprising a motor, a driving gear, a driven gear, an annular toothed chain, a left meshing device, a right meshing device, an upper conveying roller and a lower conveying roller;

2. The tensioner as in claim 1, further comprising an upper slider bar and a lower slider bar disposed between the drive gear and the driven gear, wherein the rear sidewall of the left swing frame and the rear sidewall of the right swing frame are slidably connected to the upper slider bar and the lower slider bar, respectively.

3. The tensioner as claimed in claim 2, further comprising a left fixing lever and a right fixing lever, the left fixing lever being disposed at a right side of the driving gear and fixedly connected to a left end of the upper sliding rod and a left end of the lower sliding rod, respectively; the right fixed rod is arranged on the left side of the driven gear and is respectively and fixedly connected with the right end of the upper sliding rod and the right end of the lower sliding rod;

the left fixing rod is a stroke end point of the left swing frame sliding leftwards, and the right fixing rod is a stroke end point of the right swing frame sliding rightwards.

4. The tensioner as claimed in claim 3, wherein at least one limiting block is arranged in the middle of the left fixing rod and/or the right fixing rod, and the limiting block is a stroke end point at which the left swing frame and/or the right swing frame get closer to the center.

5. The tensioner as claimed in claim 1, further comprising a feeding deviation corrector and a discharging deviation corrector, wherein materials are fed from the feeding deviation corrector, sequentially attached to the upper conveying roller, pass through the left swing frame and the right swing frame at intervals, are attached to the lower conveying roller, and are discharged from the discharging deviation corrector.