阅读说明：本技术 胶辊悬停高度精确定位系统 (Accurate positioning system for hovering height of rubber roller ) 是由 王海军 于 2020-06-02 设计创作，主要内容包括：本发明公开一种胶辊悬停高度精确定位系统,包括用于定位上下移动胶辊悬停高度的限位块、用于改变限位块高度的凸轮及用于驱动凸轮转动的齿轮驱动系统,限位块上对应凸轮设置有限位孔,凸轮设置在限位孔内,通过凸轮与限位孔相互作用实现上下移动胶辊高度定位,凸轮通过齿轮驱动系统与外部动力源动力连接,外部动力源通过齿轮驱动系统进行动力传递,进而带动凸轮转动。本发明的高度精确定位系统,可以保证上下移动胶辊在下落的时候,可以在任意需要的高度悬停,保证密度低的板材不被压变形,还能实现高品质覆膜；在胶辊的两端分别有一套限位块,两套限位块通过长轴连接,从而实现单边驱动联动控制。(The invention discloses a precise positioning system for the hovering height of a rubber roller, which comprises a limiting block, a cam and a gear driving system, wherein the limiting block is used for positioning the hovering height of an up-down moving rubber roller, the cam is used for changing the height of the limiting block, the gear driving system is used for driving the cam to rotate, a limiting hole is formed in the limiting block and corresponds to the cam, the cam is arranged in the limiting hole, the height positioning of the up-down moving rubber roller is realized through the interaction of the cam and the limiting hole, the cam is in power connection with an external power source through the gear driving system. The height accurate positioning system can ensure that the up-and-down moving rubber roll can hover at any required height when falling, ensure that a plate with low density is not deformed by pressure, and realize high-quality film coating; two ends of the rubber roller are respectively provided with a set of limiting blocks, and the two sets of limiting blocks are connected through a long shaft, so that unilateral driving linkage control is realized.)

1. The utility model provides a rubber roll height of hovering accurate positioning system which characterized in that: move the stopper of rubber roll height of hovering, be used for changing the cam of stopper height and be used for driving cam pivoted gear drive system including being used for the location, it is provided with spacing hole to correspond the cam on the stopper, the cam sets up spacing downthehole, realizes moving rubber roll height fixing through cam and spacing hole interact, the cam passes through gear drive system and is connected with outside power supply power, and outside power supply carries out power transmission through gear drive system, and then drives the cam and rotate.

2. The rubber-covered roller hovering height accurate positioning system according to claim 1, wherein: the gear driving system comprises a driving wheel, a cam transmission wheel and a first transmission gear system, the driving wheel is used for being connected with an external power source, the cam transmission wheel is used for adjusting the state of a cam, the first transmission gear system is used for transmitting the displacement of the driving wheel, two ends of the first transmission gear system are respectively in transmission connection with the driving wheel and the cam transmission wheel, the displacement of the driving wheel is transmitted to the cam transmission wheel, the cam transmission wheel is fixedly connected with the cam, and the displacement of the cam transmission wheel is transmitted to the cam to be used for lifting or reducing the height of a.

3. The rubber-covered roller hovering height accurate positioning system according to claim 2, wherein: the first transmission gear system comprises a worm gear transmission system, and the driving wheel transmits the displacement of the driving wheel to the cam transmission wheel through the worm gear transmission system.

4. Rubber-covered roller hovering height accurate positioning system according to claim 2 or 3, characterized in that: the height adjustment device comprises a height indication pointer for displaying the real-time height adjustment state of the limiting block and a second transmission gear system for transmitting the height of the limiting block, wherein the cam transmission wheel is in transmission connection with the height indication pointer through the second transmission gear system.

5. The rubber-covered roller hovering height accurate positioning system according to claim 4, wherein: the second transmission gear system comprises a bevel gear transmission system and a rack arranged on the height indicating pointer, one end of the bevel gear transmission system is meshed and connected with the cam transmission wheel, the other end of the bevel gear transmission system is meshed and connected with the rack, and the cam transmission wheel transmits displacement to the rack through the bevel gear transmission system for adjusting and indicating height.

6. The rubber-covered roller hovering height accurate positioning system according to claim 5, wherein: an idler wheel used for amplifying the transmission displacement is further arranged between the bevel gear transmission system and the cam transmission wheel, two sides of the idler wheel are respectively meshed with the cam transmission wheel and the idler wheel transmission wheel, and the idler wheel transmission wheel is fixedly connected with the bevel gear transmission system.

7. The rubber-covered roller hovering height accurate positioning system according to claim 6, wherein: the idler amplifies the displacement of the cam conductor wheel to the idler conductor wheel by a factor of 3.

8. The rubber-covered roller hovering height accurate positioning system according to claim 2, wherein: the external power source is a hand-operated wheel which is fixedly connected with the driving wheel and is arranged on the same central axis.

9. The rubber-covered roller hovering height accurate positioning system according to claim 1, wherein: the limiting block is provided with a limiting groove used for preventing the rubber roller from moving up and down and a self-centering roller, and the self-centering roller is fixed on two sides of the limiting groove through a rotating shaft.

10. The rubber-covered roller hovering height accurate positioning system according to claim 1, wherein: the limiting blocks are arranged at the same positions on two sides of the rubber roller, and the two limiting blocks are fixedly connected through the long shaft to realize linkage control of the height of the whole rubber roller by the unilateral positioning system.

Technical Field

The invention belongs to the technical field of laminating machine equipment, and particularly relates to a precise positioning system for a rubber roller hovering height.

Background

In the film covering operation process of the advertisement film covering machine industry, the up-and-down moving rubber roll needs to be lifted firstly, a plate to be covered with a film is placed on the fixed rubber roll, the plate is pressed after the up-and-down moving rubber roll falls, and then the film covering process is carried out. At present, a manual lifting rubber roller is generally adopted in the industry, the efficiency is low, meanwhile, the downward pressure of the rubber roller cannot be increased independently, the rubber roller can only be pressed downwards through the self weight of the roller, for the surface coating of a thin plate, the film coating quality is low easily caused due to the small downward pressure of the self weight, for the surface coating of a thick plate, the rubber roller is required to be lifted and moved upwards and downwards for a large distance, the labor is great, particularly for a specific low-density plate, the deformation is easy, the rubber roller is easily damaged by untwisting to the plate only by lifting the rubber roller upwards and downwards through gravity or manually, and the qualification rate of; pneumatic system has labour saving and time saving and easily controlled characteristics, when being used for promoting and reciprocate the rubber roll, can change atmospheric pressure through the air-vent valve, realize the change of overdraft, thereby control reciprocates the rubber roll motion position, use manpower sparingly, raise the efficiency, better assurance tectorial membrane effect, but pneumatic system is in the realization up-and-down motion, can't hover the height at specific change accurately, can only obtain the change range of atmospheric pressure through long-time experience, to the great different product tectorial membranes of panel thickness change, need often adjust the air-vent valve in order to change atmospheric pressure, prevent that too big or the undersize of pressure from leading to the tectorial membrane quality to descend, this kind of debugging process is comparatively time-consuming, it is extravagant to accompany.

Accordingly, further developments and improvements are still needed in the art.

Disclosure of Invention

In order to solve the above problems, a precise positioning system for a rubber roller hovering height is proposed. The invention provides the following technical scheme:

the utility model provides a rubber roll height accurate positioning system that hovers, is including being used for the location to reciprocate the stopper of rubber roll height that hovers, being used for changing the cam of stopper height and being used for driving cam pivoted gear drive system, it is provided with spacing hole to correspond the cam on the stopper, the cam sets up spacing downthehole, realizes reciprocating rubber roll height positioning through cam and spacing hole interact, the cam passes through gear drive system and is connected with outside power supply power, and outside power supply carries out power transmission through gear drive system, and then drives the cam and rotate.

Furthermore, the gear driving system comprises a driving wheel, a cam transmission wheel and a first transmission gear system, wherein the driving wheel is used for being connected with an external power source, the cam transmission wheel is used for adjusting the state of a cam, the first transmission gear system is used for transmitting the displacement of the driving wheel, two ends of the first transmission gear system are respectively in transmission connection with the driving wheel and the cam transmission wheel, the displacement of the driving wheel is transmitted to the cam transmission wheel, the cam transmission wheel is fixedly connected with the cam, and the displacement of the cam transmission wheel is transmitted to the cam for lifting or lowering the height of the limiting block.

Further, the first transmission gear system comprises a worm gear transmission system, and the driving wheel transmits the displacement of the driving wheel to the cam transmission wheel through the worm gear transmission system.

Furthermore, the height adjusting device comprises a height indicating pointer for displaying the real-time height adjusting state of the limiting block and a second transmission gear system for transmitting the height of the limiting block, and the cam transmission wheel is in transmission connection with the height indicating pointer through the second transmission gear system.

Furthermore, the second transmission gear system comprises a bevel gear transmission system and a rack arranged on the height indicating pointer, one end of the bevel gear transmission system is meshed and connected with the cam transmission wheel, the other end of the bevel gear transmission system is meshed and connected with the rack, and the cam transmission wheel transmits displacement to the rack through the bevel gear transmission system for adjusting and indicating height.

Furthermore, an idler wheel used for amplifying the transmission displacement is arranged between the bevel gear transmission system and the cam transmission wheel, two sides of the idler wheel are respectively meshed with the cam transmission wheel and the idler wheel transmission wheel, and the idler wheel transmission wheel is fixedly connected with the bevel gear transmission system.

Further, the idler wheel amplifies the displacement of the cam conductor wheel to the idler wheel by a factor of 3.

Furthermore, the external power source is a hand-operated wheel, and the hand-operated wheel is fixedly connected with the driving wheel and is arranged on the same central axis.

Furthermore, be equipped with the spacing groove that is used for preventing to reciprocate the rubber roll landing on the stopper and from centering the gyro wheel, fix through the pivot from centering the gyro wheel spacing groove both sides.

Furthermore, limiting blocks are arranged at the same positions of two sides of the rubber roller, and the two limiting blocks are fixedly connected through a long shaft to realize linkage control of the height of the whole rubber roller by a unilateral positioning system.

Has the advantages that:

the height accurate positioning system can ensure that the up-and-down moving rubber roll can hover at any required height when falling, ensure that a plate with low density is not deformed by pressure, and realize high-quality film coating; the height indication pointer is accurately positioned at a set height position, the air cylinder enables the up-and-down moving rubber roll to be lifted in a proper range, and the up-and-down moving rubber roll can just fall on a limiting block at the set height after falling down so as to be suspended at the set position; two ends of the rubber roller are respectively provided with a set of limiting blocks, and the two sets of limiting blocks are connected through a long shaft, so that unilateral driving linkage control is realized.

Drawings

FIG. 1 is a schematic structural diagram of a rubber covered roller hovering height positioning system in an embodiment of the present invention;

FIG. 2 is a schematic side view of a rubber covered roller hovering height positioning system according to an embodiment of the present invention;

in the drawings: 1. a limiting block; 2. a cam; 3. a limiting hole; 4. a drive wheel; 5. a cam drive pulley; 6. a worm gear drive system; 7. a height indicating pointer; 8. a bevel gear drive system; 9. a rack; 10. an idler pulley; 11. an idler pulley drive pulley; 12. a hand-operated wheel; 13. a limiting groove; 14. self-centering rollers; 15. a long axis; 16. moving the rubber roller up and down; 17. fixing the rubber roller; 18. and a cylinder.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.

As shown in figure 1-2, a rubber roll height accurate positioning system that hovers, including being used for the location to reciprocate rubber roll 16 height stopper 1 that hovers, be used for changing 1 high cam 2 of stopper and be used for driving cam 2 pivoted gear drive system, it is provided with spacing hole 3 to correspond cam 2 on stopper 1, cam 2 sets up in spacing hole 3, realize reciprocating rubber roll 16 height positioning through cam 2 and spacing hole 3 interact, cam 2 is connected with outside power supply power through gear drive system, outside power supply carries out power transmission through gear drive system, and then drive cam 2 and rotate.

Furthermore, the gear driving system comprises a driving wheel 4, a cam transmission wheel 5 and a first transmission gear system, wherein the driving wheel 4 is used for being connected with an external power source, the cam transmission wheel 5 is used for adjusting the state of the cam 2, the first transmission gear system is used for transmitting the displacement of the driving wheel 4, two ends of the first transmission gear system are respectively in transmission connection with the driving wheel 4 and the cam transmission wheel 5, the displacement of the driving wheel 4 is transmitted to the cam transmission wheel 5, the cam transmission wheel 5 is fixedly connected with the cam 2, and the displacement of the cam transmission wheel 5 is transmitted to the cam 2 to be used for lifting or lowering.

Further, the first transmission gear system comprises a worm gear transmission system 6, and the driving wheel 4 transmits the displacement of the driving wheel 4 to the cam transmission wheel 5 through the worm gear transmission system 6. The worm and gear transmission system 6 has a self-locking function, so that after the power of an external power source is cancelled, the internal gear drive system cannot freely rotate due to inertia.

Furthermore, the height indicating pointer 7 used for displaying the real-time height adjustment state of the limiting block 1 and a second transmission gear system used for transmitting the height of the limiting block 1 are included, and the cam transmission wheel 5 is in transmission connection with the height indicating pointer 7 through the second transmission gear system. And the laminating machine is provided with height indication scales corresponding to the position of the height indication pointer 7.

Furthermore, the second transmission gear system comprises a bevel gear transmission system 8 and a rack 9 arranged on the height indicating pointer 7, one end of the bevel gear transmission system 8 is meshed and connected with the cam transmission wheel 5, the other end of the bevel gear transmission system is meshed and connected with the rack 9, and the cam transmission wheel 5 transmits displacement to the rack 9 through the bevel gear transmission system 8 for adjusting the indicating height.

Furthermore, an idler wheel 10 for amplifying the transmission displacement is arranged between the bevel gear transmission system 8 and the cam transmission wheel 5, two sides of the idler wheel 10 are respectively meshed with the cam transmission wheel 5 and an idler wheel transmission wheel 11, and the idler wheel transmission wheel 11 is fixedly connected with the bevel gear transmission system 8. Since the height adjustment requires precise positioning, the long gear rotational displacement can be made to correspond to the small height change of the cam 2 by the cooperation of the gear and the cam 2, thereby achieving the purpose of fine adjustment, and in order to make the small height change of the cam 2 easy for the operator to observe, the idle gear 10 is required to change the rotational displacement of the gear, thereby amplifying the height change degree.

Further, the idler 10 amplifies the displacement of the cam pulley 5 to the idler pulley 11 by a factor of 3. The scale at the level indicating hand 7 is also arranged corresponding to the enlargement of the displacement to ensure that the degree of the final level indicating hand 7 is consistent with the change of the actual level.

Further, the external power source is a hand-operated wheel 12, and the hand-operated wheel 12 is fixedly connected with the driving wheel 4 and is arranged on the same central axis. The external power source can be hand-operated or electric, and the hand-operated wheel 12 can reduce the production cost of enterprise equipment.

Furthermore, a limiting groove 13 for preventing the up-and-down moving rubber roller 16 from sliding and a self-centering roller 14 are arranged on the limiting block 1, and the self-centering roller 14 is fixed on two sides of the limiting groove 13 through a rotating shaft. The inward sunken limiting groove 13 enables the gravity center of the up-and-down moving rubber roll 16 to descend so as to prevent the rubber roll from sliding out, the self-centering roller 14 enables the up-and-down moving rubber roll 16 to automatically slide to the limiting groove 13, abrasion is reduced, and meanwhile manual picking and placing of the up-and-down moving rubber roll 16 are facilitated.

Furthermore, the limiting blocks 1 are arranged at the same positions of the two sides of the rubber roller, and the two limiting blocks 1 are fixedly connected through the long shaft 15 to realize linkage control of the height of the whole rubber roller by a unilateral positioning system. The limiting blocks 1 positioned on two sides of the up-and-down moving rubber roll 16 are synchronously lifted and lowered through the arranged long shaft 15, so that the up-and-down moving rubber roll 16 is always positioned on a horizontal plane, and the film laminating operation is facilitated.

When in use, the air cylinder 18 lifts the up-and-down moving rubber roll 16 through the control bearing, the driving wheel 4 is driven to rotate through the rocking hand wheel 12, and then the first gear transmission system which is meshed with the driving wheel 4 is driven to rotate, the first gear transmission system is fixedly connected with the cam transmission wheel 5, so the first gear transmission system transmits the rotation to the cam transmission wheel 5, the cam 2 is fixedly connected with the other side of the cam transmission wheel 5 so as to drive the cam 2 to rotate, the rotation of the cam 2 in the limiting hole 3 can be converted into the up-and-down movement of the limiting hole 3 due to the eccentric rotation characteristic of the cam 2, the limiting hole 3 is arranged on the limiting block 1, therefore, the limiting block 1 synchronously moves up and down along with the up-and-down movement of the limiting hole 3, and the movement is continuous, so the function of adjusting the up-and-down height position of the limiting block 1 through the rocking hand wheel, thereby limiting the lowest point of the falling of the up-and-down moving rubber roller 16; a set of second gear transmission system is meshed at the cam transmission wheel 5, the rotary displacement of the cam transmission wheel 5 can be led out, the principle that the direction can be changed by the combination of a bevel gear and a gear rack 9 is utilized, the rotary displacement of the gear is converted into the vertical height change displacement of the gear rack 9, the accurate height change in the adjusting process can be displayed in real time after a height indicating pointer 7 and a scale are correspondingly arranged on the gear rack 9, further, an idle gear 10 is arranged between the cam transmission wheel 5 and the second gear transmission system, the rotary displacement of the gear is amplified and displayed on the vertical displacement of the gear rack 9 through the amplification effect of the idle gear 10, and the height adjusting state can be conveniently and finely observed; after the height adjustment is finished, the air cylinder 18 is controlled to put down the up-down moving rubber roll 16, the up-down moving rubber roll 16 freely falls into the limiting groove 13 under the action of gravity, so that the hovering height of the up-down moving rubber roll 16 is positioned, and the distance between the up-down moving rubber roll 16 and the fixed rubber roll 17 is further determined.

The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.