CN201619903U

CN201619903U - Reeling and unreeling device of high-speed belt guide machine

Info

Publication number: CN201619903U
Application number: CN2009203192686U
Authority: CN
Inventors: 王文红
Original assignee: Hangzhou Honghua Digital Technology Stock Co Ltd
Current assignee: Hangzhou Honghua Digital Technology Stock Co Ltd
Priority date: 2009-12-31
Filing date: 2009-12-31
Publication date: 2010-11-03
Anticipated expiration: 2019-12-31

Abstract

The utility model relates to a reeling and unreeling device of a high-speed belt guide machine, which belongs to a component of a high-speed belt guide machine. When used for reeling and unreeling cloth or paper, the existing high-speed belt guide machine is easy to lead products to be folded and wrinkled during a reeling and unreeling process. The reeling and unreeling device of the high-speed belt guide machine comprises a support, a guide roller and a reeling roller, and two ends of the guide roller and two ends of the reeling roller are mounted on the support. The reeling and unreeling device is characterized by further comprising a floating roller, two racks and two positioning strips, two ends of the floating roller are provided with gears, the two racks match with the gears, the two positioning strips are provided with guide grooves, the two racks are respectively fixed on groove walls of the guide grooves of the two positioning strips and both located on the upper groove walls or the lower groove walls of the positioning grooves, the two positioning strips are both fixed on the support and parallel to each other, the two ends of the floating roller are respectively mounted in the guide grooves of the two positioning strips, the gears at two ends of the floating roller are respectively meshed with the two racks, and the floating roller is parallel to the reeling roller and located below the reeling roller. The reeling and unreeling device of the high-speed belt guide machine is simple and reasonable in structural design, convenient in use and uniform in cloth reeling and unreeling.

Description

The unwinding and rewinding device of high speed conduction band machine

Technical field

The utility model relates to a kind of unwinding and rewinding device of high speed conduction band machine, and it mainly in order to realize the function of high speed conduction band machine uniform retractable strip cloth or printing paper, belongs to parts in the high speed conduction band machine.

Background technology

In the prior art, the unwinding and rewinding device in the high speed conduction band machine can be rolled into tubbiness with the cloth or the printing paper of strip, is transported in the high speed conduction band machine after also the cloth of tubbiness or printing paper can being shakeout.Because the unwinding and rewinding device in the high speed conduction band machine is in the process of folding and unfolding cloth or printing paper, the tension force size fluctuation at any time that cloth or printing paper are suffered, the degree that makes cloth or printing paper be stretched can change, thereby cause the unwinding and rewinding device to treat the cloth of folding and unfolding or the function that printing paper is difficult to reach even folding and unfolding, fold very easily appears in the product for the treatment of folding and unfolding in the folding and unfolding process, and then influences the quality of corresponding product.

The utility model content

The purpose of this utility model is to overcome above shortcomings in the prior art, and provides a kind of structure design simple, reasonable, and is easy to use, the unwinding and rewinding device of the uniform high speed conduction band of folding and unfolding cloth machine.

The technical scheme in the invention for solving the above technical problem is: the unwinding and rewinding device of this high speed conduction band machine comprises support, deflector roll and wind-up roll, the two ends of described deflector roll and wind-up roll all by bearing installation on support, this deflector roll and wind-up roll are parallel to each other, its characteristics are: comprise that also two ends have the dancer of gear, two tooth bar and two positioning strips that have guide groove that are complementary with gear; Described two toothed rack are separately fixed on the cell wall of two positioning strip guide grooves, and this two toothed rack all is positioned at the last cell wall or the following cell wall of guide groove; Described two positioning strips all are fixed on the support, and these two positioning strips are parallel to each other; The two ends of described dancer are installed in respectively in the guide groove of two positioning strips, and the gear at these dancer two ends is meshed with two toothed rack respectively, and described dancer parallels with wind-up roll, and this dancer is positioned at the below of wind-up roll.Make thus and the utility model cloth of folding and unfolding uniformly or printing paper prevent that effectively fold from appearring in cloth or printing paper.

Have two groups of knock holees on the support described in the utility model, this knock hole comprises that a centre hole and a row are the periphery hole that the center of circle is circular-arc arrangement with the centre hole, one of described positioning strip is fixed on the centre hole, and the other end of this positioning strip is fixed on the periphery hole.Make the corner dimension between the utility model middle rack and the horizontal surface to regulate thus, thereby can regulate the size that dancer is treated the application force of the cloth of folding and unfolding or printing paper.

Angle between tooth bar described in the utility model and the horizontal surface is between 10 °-60 °.Make structure design of the present utility model more reasonable thus.

The utility model compared with prior art, have the following advantages and effect: because the gear at dancer two ends is meshed with tooth bar in two guide grooves respectively, make dancer to roll along guide groove, and dancer is when guide groove rolls, dancer all the time can with the wind-up roll keeping parallelism.The utility model in use, the dancer pocket is on the cloth for the treatment of retractable or printing paper, when the tension force that is subjected to when cloth or printing paper becomes big, cloth or printing paper increase the application force that dancer makes progress, make dancer scroll up, reduce the tension force that cloth or printing paper are subjected to thus along guide groove; And the tension force that is subjected to when cloth or printing paper is when diminishing, and dancer just rolls downwards along guide groove under the self gravitation effect, thereby suitably increases the tension force of cloth or printing paper, prevents that the tension force of cloth or printing paper is too small.

The utility model reasonable in design, easy to use and reliable, can regulate the tension force size that cloth or printing paper are subjected to, thus guarantee cloth or printing paper can be evenly and pulsation-free carry out folding and unfolding, prevent gauffer, improved the quality of product.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the sectional structure scheme drawing of A-A face among Fig. 1;

Fig. 3 is the structural representation behind the last cell wall that removes among Fig. 1 in the positioning strip;

The tension force effect that Fig. 4 dancer that is the utility model embodiment when receiving cloth is subjected to cloth structural representation hour;

Fig. 5 dancer that is the utility model embodiment when receiving cloth is subjected to the tension force effect of the cloth structural representation when big.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing and by embodiment.

Embodiment:

Referring to Fig. 1 to Fig. 5, the unwinding and rewinding device of present embodiment high speed conduction band machine comprises support 1, deflector roll 2, and wind-up roll 3, two ends have 4, two positioning strips 5 of dancer and two tooth bars 6 that are complementary with gear 41 of gear 41; Wherein all have a guide groove 51 in two positioning strips 5.

The left and right sides of present embodiment medium-height trestle 1 has one group of knock hole, and every group of knock hole is the periphery hole 7 that the center of circle is circular-arc arrangement by a centre hole and a row with the centre hole.The deflector roll 2 in the present embodiment and the two ends of wind-up roll 3 all by bearing installation on support 1, make deflector roll 2 and wind-up roll 3 all can on support 1, roll, deflector roll 2 is positioned at the below of wind-up roll 3, is parallel to each other between this deflector roll 2 and the wind-up roll 3.

Two toothed rack 6 in the present embodiment are separately fixed in the guide groove 51 of two positioning strips 5, and tooth bar 6 all is fixed on the following cell wall 53 of guide groove 51, certainly, two positioning strips 5 in the utility model also can all be fixed on the last cell wall 52 of each self-corresponding guide groove 51.Two positioning strips 5 in the present embodiment are separately fixed at the left and right sides of support 1, and of positioning strip 5 is fixed on by screw on the centre hole of support 1, the other end of positioning strip 5 is fixed therein on the periphery hole 7 by screw, owing to periphery hole 7 is that the center of circle is circular-arc arrangement with the centre hole, so the other end of positioning strip 5 can be fixed on the different periphery hole 7, thereby can regulate the size of the angle α between tooth bar 6 and the horizontal surface, usually between 10 °-60 °, the number of degrees of angle α are 30 ° to angle α between the utility model middle rack 6 and the horizontal surface in the present embodiment.

The two ends of dancer 4 are installed in the guide groove 51 of two positioning strips 5 respectively in the present embodiment, and the gear 41 at dancer 4 two ends is meshed with tooth bar 6 in two guide grooves 51 respectively, make that dancer 4 can be along guide groove 51 parallel moving.Dancer 4 in the present embodiment parallels with wind-up roll 3, and dancer 4 is positioned at the below of wind-up roll 3.

Unwinding and rewinding device in the present embodiment is mainly used in folding and unfolding cloth or printing paper, does simple introduction with this unwinding and rewinding device rolling cloth 8 below.The cloth 8 for the treatment of rolling passes from the below of deflector roll 2 earlier, passes from dancer 4 belows again, twists at last on the wind-up roll 3.This shows, dancer 4 is that pocket is on cloth 8, when cloth 8 need be by rolling, wind-up roll 3 rotates under the effect of actuating unit such as motor, and cloth 8 passes through deflector roll 2 and dancer 4 successively, when the tension force that cloth 8 is produced when exterior high speed conduction band machine is big, the dancer 4 of pocket on cloth 8 is subjected to the application force that makes progress of cloth 8, thereby it is parallel mobile to impel dancer 4 to make progress along guide groove 51, as shown in Figure 5, and till the tension force that cloth 8 is subjected to reaches standard value.And be subjected to tension force when less than normal when cloth 8, dancer 4 is under the effect of self gravitation and along guide groove 51 and parallel moving down, and as shown in Figure 4, thereby realizes the effect of stretch material 8, increased the tension force that cloth 8 is subjected to, till the tension force that cloth 8 is subjected to reaches standard value.As from the foregoing, unwinding and rewinding device in the present embodiment makes progress or the downward parallel mobile tension force size that cloth 8 is subjected to of regulating along guide groove 51 by dancer 4, guarantee that cloth 8 suffered tension force remain near the standard value, make rolling that cloth 8 can be more even, smooth to wind-up roll 3, improved the quality of cloth 8.The action principle of the action principle of retractable winding apparatus when emitting cloth 8 in the present embodiment during with rolling cloth 8 is identical, all is to regulate the tension force size that cloth 8 is subjected to by dancer 4 along guide groove 51 parallel moving, so locate no longer to describe in detail.

Need to prove, because the utility model in use, high speed conduction band machine all is placed on the level ground usually, and the angle between tooth bar 6 and the horizontal surface is usually between 10 °-60 °, that is to say that guide groove 51 in the utility model and the angle between the horizontal surface are usually also between 10 °-60 °.And guide groove 51 has only two cell walls, when guide groove 51 is not when being in vertical state, just there is a cell wall to be positioned at the top, another cell wall is positioned at the below, the cell wall that will be positioned at the top in the utility model is called cell wall 52, and the cell wall that is positioned at the below is called cell wall 53 down.

Above content described in this specification sheets only is to the explanation of the utility model structure example.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount the defined scope of these claims, all should belong to protection domain of the present utility model.

Claims

1. the unwinding and rewinding device of a high speed conduction band machine, comprise support, deflector roll and wind-up roll, the two ends of described deflector roll and wind-up roll all by bearing installation on support, this deflector roll and wind-up roll are parallel to each other, it is characterized in that: comprise that also two ends have the dancer of gear, two tooth bar and two positioning strips that have guide groove that are complementary with gear; Described two toothed rack are separately fixed on the cell wall of two positioning strip guide grooves, and this two toothed rack all is positioned at the last cell wall or the following cell wall of guide groove; Described two positioning strips all are fixed on the support, and these two positioning strips are parallel to each other; The two ends of described dancer are installed in respectively in the guide groove of two positioning strips, and the gear at these dancer two ends is meshed with two toothed rack respectively, and described dancer parallels with wind-up roll, and this dancer is positioned at the below of wind-up roll.

2. the unwinding and rewinding device of high speed conduction band machine according to claim 1, it is characterized in that: have two groups of knock holees on the described support, this knock hole comprises that a centre hole and a row are the periphery hole that the center of circle is circular-arc arrangement with the centre hole, one of described positioning strip is fixed on the centre hole, and the other end of this positioning strip is fixed on the periphery hole.

3. the unwinding and rewinding device of high speed conduction band machine according to claim 1 and 2 is characterized in that: the angle between described tooth bar and the horizontal surface is between 10 °-60 °.