CN210884429U

CN210884429U - Unwinding device and spout seal equipment

Info

Publication number: CN210884429U
Application number: CN201921993428.5U
Authority: CN
Inventors: 段孝红; 李伟; 方冬明
Original assignee: Shenzhen Homer Textile Tech Co ltd
Current assignee: Shenzhen Homer Textile Tech Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-06-30
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a printing apparatus technical field discloses an unwinding device and spout seal equipment, unwinding device includes supporting component, physiosis axle, initiative and unreels the subassembly and unreel the subassembly passively. The both ends of physiosis axle rotationally connect in the supporting component, the initiative unreel the subassembly detachable connect in the one end of physiosis axle, the initiative unreel the subassembly and be used for the drive the physiosis axle is relative the supporting component rotates, so that the physiosis axle initiatively unreels, unreel the subassembly passively connect in the other end of physiosis axle, when taking the material, when printing the operating mode and changing, through unreel the subassembly passively and produce friction torque, for the physiosis axle provides the rotational damping, makes the strip material generate suitable tension to make printing apparatus use more convenient, production efficiency improves.

Description

Unwinding device and spout seal equipment

[ technical field ] A method for producing a semiconductor device

The utility model relates to a printing apparatus technical field, in particular to unwinding device and spout seal equipment.

[ background of the invention ]

Digital printer's application is more and more wide, and digital printer unreels the area material through unwinding device when printing the area material, later prints through spouting the seal module, carries out the rolling by coiling mechanism at last. The existing digital printer is generally unreeled through electric, the tension is constant, and the material roll printed differently is adjusted for the tension, so that in the practical use, when the material of the strip and the printing condition are changed, the type of the material roll is generally required to be replaced or the unreeling device is required to be replaced, the printing and unreeling universality of the digital printer is poor, and the digital printer is inconvenient to use.

[ Utility model ] content

In order to solve the technical problem, the embodiment of the utility model provides an unwinding device and spout seal equipment can adjust the tension of area material when area material, printing operating mode change.

The embodiment of the utility model provides a solve its technical problem and adopt following technical scheme:

in a first aspect, an unwinding device is provided, including:

a support assembly;

the two ends of the inflatable shaft are both rotatably connected to the supporting component;

the driving unreeling assembly is detachably connected to one end of the air inflation shaft and is used for driving the air inflation shaft to rotate relative to the supporting assembly when the driving unreeling assembly is connected to one end of the air inflation shaft; and

the passive unwinding assembly is connected to the other end of the inflatable shaft and is used for providing rotary damping for the inflatable shaft when the active unwinding assembly is separated from the inflatable shaft.

Optionally, the active unwinding assembly comprises a motor, a speed reducer and a clutch;

the motor is connected with the speed reducer, the clutch is connected between the speed reducer and the inflatable shaft, and the speed reducer and the inflatable shaft are detachably connected through the clutch.

Optionally, a transmission shaft is arranged in the speed reducer;

one end of the transmission shaft is connected with the clutch, and the other end of the transmission shaft is provided with a manual driving lever which is used for driving the transmission shaft to axially move so as to control the clutch of the clutch.

Optionally, the clutch comprises a female connector and a male connector;

one of the female connector and the male connector is connected to one end of the inflatable shaft, the other of the female connector and the male connector is connected to one end of the transmission shaft, and the female connector and the male connector are detachably connected.

Optionally, the passive unwinding assembly comprises a connecting shaft, a first friction plate, a second friction plate, a spring and a handle;

one end of the connecting shaft is coaxially connected with the inflatable shaft, and the first friction plate, the second friction plate, the spring and the handle are sequentially sleeved on the connecting shaft;

the first friction plate is fixed on the supporting assembly, the second friction plate is circumferentially fixed with the connecting shaft, the second friction plate abuts against between the first friction plate and the spring, and one end, away from the second friction plate, of the spring is connected with the handle;

the handle can move along the axial direction of the connecting shaft relative to the connecting shaft so as to press the spring.

Optionally, the passive unwinding assembly further comprises a bearing;

the bearing sleeve is arranged on the connecting shaft, and the bearing is connected between the spring and the handle.

Optionally, the support assembly comprises a first safety jaw, a second safety jaw and two brackets;

the first safety chuck and the second safety chuck are respectively fixed on the two supports, and the first safety chuck and the second safety chuck are respectively sleeved at two ends of the inflatable shaft.

Optionally, the support assembly further comprises a first and a second swivel shaft;

the first transfer shaft is rotatably arranged in the first safety chuck and is connected with the air expansion shaft and the active unwinding assembly;

the second switching shaft is rotatably arranged in the second safety chuck and connected with the air expansion shaft and the active unwinding assembly.

Optionally, the unwinding device further comprises a guide roller;

the both ends of guide roll all rotationally install in supporting component, the axis of rotation of guide roll with the physiosis axle is parallel.

In a second aspect, there is provided a jet printing apparatus comprising:

the unwinding device is used for unwinding a belt material;

the spray printing module is used for spray printing the belt material unreeled by the unreeling device; and

and the winding device is used for winding the strip materials subjected to jet printing.

Compared with the prior art, in the embodiment of the utility model the unwinding device has integrateed the initiative and has unreeled the mode and unreel the mode passively, unreels the mode in the initiative, the initiative unreel the subassembly with physiosis hub connection and drive the physiosis axle is rotatory, so that the physiosis axle initiative is unreeled, when taking the material, printing operating mode changes, can switch into passively unreeling the mode, through unreel the subassembly passively and produce friction torque, for the physiosis axle provides the rotational damping, makes the strip generate suitable tension to make printing apparatus use more convenient, production efficiency improves.

[ description of the drawings ]

One or more embodiments are illustrated in drawings corresponding to, and not limiting to, the embodiments, in which elements having the same reference number designation may be represented as similar elements, unless specifically noted, the drawings in the figures are not to scale.

Fig. 1 is a schematic structural diagram of an unwinding device according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the unwinding device shown in FIG. 1;

fig. 3 is a disassembled schematic view of a support assembly, an air inflation shaft and an active unwinding assembly of the unwinding device shown in fig. 1;

fig. 4 is a cross-sectional view, partially omitted, of the support assembly, the inflatable spindle, and the active unwind assembly of fig. 3;

fig. 5 is a disassembled schematic view of a supporting assembly, an air inflation shaft and a passive unwinding assembly of the unwinding device shown in fig. 1;

fig. 6 is a cross-sectional view, partially omitted, of the support assembly, the inflatable spindle, and the active unwind assembly of fig. 5.

[ detailed description ] embodiments

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, an embodiment of the present invention provides an unwinding device 100, including: the support assembly 10, the air inflation shaft 20, the active unwinding assembly 30 and the passive unwinding assembly 40. Both ends of the inflatable shaft 20 are rotatably connected to the supporting assembly 10, and the active unwinding assembly 30 and the passive unwinding assembly 40 are mounted on the supporting assembly 10 and respectively connected to both ends of the inflatable shaft 20. The active unwinding assembly 30 is detachably connected to one end of the inflatable shaft 20, and the active unwinding assembly 30 is configured to drive the inflatable shaft 20 to rotate relative to the support assembly 10 when the active unwinding assembly is connected to one end of the inflatable shaft 20. The passive unwinding assembly 40 is connected to the other end of the inflatable shaft 20, and the passive unwinding assembly 40 is configured to provide rotational damping for the inflatable shaft 20 when the active unwinding assembly 30 is separated from the inflatable shaft.

The unwinding device 100 is provided with two unwinding modes, namely an active unwinding mode and a passive unwinding mode, in the active unwinding mode, the active unwinding assembly 30 is connected with the air inflation shaft 20 and drives the air inflation shaft 20 to rotate, in the passive unwinding mode, the active unwinding assembly 30 is disconnected from the air inflation shaft 20, the air inflation shaft 20 is driven by the winding device to be passively unwound, and the rotation damping of the air inflation shaft 20 is increased through the passive unwinding assembly 40, so that a belt material generates proper tension.

Referring to fig. 2, the supporting assembly 10 includes a bracket 11, a first safety chuck 12, a second safety chuck 13, a first coupling shaft 14, and a second coupling shaft 15. Both the two brackets 11 are fixed on a supporting platform (not shown), and the first safety clamp 12 and the second safety clamp 13 are respectively fixed on the two brackets 11. The first safety chuck 12 and the second safety chuck 13 are respectively sleeved on the first transfer shaft 14 and the second transfer shaft 15, the first transfer shaft 14 can rotate around the axis thereof relative to the first safety chuck 12, and the second transfer shaft 15 can rotate around the axis thereof relative to the second safety chuck 14. The first transfer shaft 14 is connected between the air inflation shaft 20 and the active unwinding assembly 30, and the second transfer shaft 15 is connected between the air inflation shaft 20 and the passive unwinding assembly 40.

It should be noted that in some other embodiments, one or both of the first and

second transfer shafts

14 and 15 may be omitted. Specifically, when the first transfer shaft 14 is omitted, the first safety chuck 12 is sleeved on the air expansion shaft 20, and one end of the air expansion shaft 20 is directly connected to the active unwinding assembly 30; when the second transfer shaft 15 is omitted, the second safety chuck 13 is sleeved on the inflatable shaft 20, and the other end of the inflatable shaft 20 is directly connected with the passive unwinding assembly 40.

Referring to fig. 3 and 4, the active unwinding assembly 30 includes a motor 31, a decelerator 32, and a clutch 33. The motor 31 is mounted on one side of the speed reducer 32, an output shaft of the motor 31 is connected with the speed reducer 32, and the speed reducer 32 is detachably connected with the inflatable shaft 20 through a clutch 33. Preferably, the motor 31 is a servo motor, and the reducer 32 is a worm gear reducer.

A transmission shaft 320 is arranged in the speed reducer 32, one end of the transmission shaft 320 is connected with the clutch 33, the motor 31 outputs torque to the speed reducer 32, and the speed reducer 32 reduces the rotating speed and outputs the torque through the transmission shaft 320.

The clutch 33 includes a female connector 330 and a male connector 332. One end of the female connector 330 is detachably connected to one end of the male connector 332, the other end of the female connector 330 is connected to the inflator 20 via the first transfer shaft 14, and the other end of the male connector 332 is connected to one end of the driving shaft 320. A plurality of clamping grooves are formed in one end, facing the male connector 332, of the female connector 330, a plurality of clamping blocks are arranged in one end, facing the female connector 330, of the male connector 332, and the clamping grooves are matched with the clamping blocks in number and shape. When the female connector 330 is connected to the male connector 332, each of the latches is engaged with a corresponding one of the slots, so that the female connector 330 and the male connector 332 are circumferentially fixed. It will be appreciated that in some other embodiments, the female connector may be connected to the drive shaft 320, correspondingly connecting the male connector to the first transfer shaft 14.

The other end of the transmission shaft 320 is further provided with a manual shift lever 34, and the manual shift lever 34 can drive the transmission shaft 320 to axially displace, so as to drive the male connector 332 to axially move, thereby controlling the clutch of the clutch 33.

In the active unwinding mode, the female connector 330 is connected to the male connector 332, the motor 31 outputs torque, the rotation speed of the reducer 32 is reduced, the torque is transmitted to the transmission shaft 320, and the transmission shaft 320 drives the first connecting shaft 14 and the air inflation shaft 20 to rotate together, so that active unwinding is realized; in the passive unwinding mode, the female connector 330 is disconnected from the male connector 332, and the torque output from the motor 31 is not transmitted to the air shaft 20. Preferably, the rotation axes of the transmission shaft 320, the first transfer shaft 14 and the air inflation shaft 20 coincide.

Referring to fig. 5 and 6, the passive unwinding assembly 40 includes a connecting shaft 41, a first friction plate 42, a second friction plate 43, a spring 44, and a handle 45. The first friction plate 42, the second friction plate 43, the spring 44 and the handle 45 are sequentially sleeved on the connecting shaft 41.

One end of the connecting shaft 41 is connected with the air expansion shaft 20 through the second adapter shaft 15, in a passive unreeling mode, the air expansion shaft 20 is driven to rotate through a reeling device, and the air expansion shaft 20 can drive the second adapter shaft 15 to rotate together with the connecting shaft 41. The first friction plate 42 is fixedly connected to the second safety chuck 13, and the first connecting shaft 41 is rotatable with respect to the first friction plate 42. The second friction plate 43 and the connecting shaft 41 are circumferentially fixed, and preferably, the second friction plate 43 and the connecting shaft 41 are connected through a key. The second friction plate 43 abuts against the first friction plate 42 and the spring 44, respectively, and one end of the spring 44, which is far away from the second friction plate 43, is connected with the handle 45. The handle 45 is arranged at one end of the connecting shaft 41 departing from the second transfer shaft 15, the handle 45 is in threaded connection with the connecting shaft 41, and the handle 45 can be moved relative to the connecting shaft 41 by rotating the handle 45. The spring 44 is in a truncated cone shape, the smaller end of the spring 44 is connected with the handle 45, and the larger end of the spring 44 is arranged opposite to the second friction plate 43, so that the elastic force generated when the spring 44 presses the second friction plate 43 is stable and reliable.

In the passive unwinding mode, the handle 45 is screwed towards the second transfer shaft 15, the handle 45 presses one end of the spring 44, the other end of the spring 44 presses the second friction plate 43 towards the first friction plate 42, the first friction plate 42 abuts against the second friction plate 43, and therefore friction torque is generated to prevent the air inflation shaft 20 from rotating, and tension is generated on the belt material. In the active unwinding mode, the handle 45 is screwed in a direction away from the second transfer shaft 15, so that the first friction plate 42 does not abut against the second friction plate 43. By controlling the movement of the handle 45 relative to the connecting shaft 41, the frictional force between the first friction plate 42 and the second friction plate 43 can be adjusted, and an appropriate tension can be obtained.

In some other embodiments, the passive unwinding assembly 40 further includes a bearing 46, the bearing 46 is sleeved on the connecting shaft 41, and the bearing 46 is connected between the spring 44 and the handle 45. When the handle 45 is tightened in the direction of the second transfer shaft 15, the handle 45 presses one end of the spring 44 through the bearing 46. The bearing 46 is provided to reduce friction when the handle 45 is rotated, facilitating use.

Referring to fig. 1 again, the unwinding device 100 further includes a guide roller 50, two ends of the guide roller 50 are respectively rotatably connected to the two brackets 11, and a rotation axis of the guide roller 50 is parallel to a rotation axis of the inflatable shaft 20. The guide roller 50 serves to change the traveling direction of the web and provides a fulcrum for the web to tension the web.

The utility model discloses an in the embodiment, unwinding device 100 has integrateed the initiative and has unreeled the mode and unreel the mode passively, unreels in the initiative, the initiative unreel the subassembly 30 with physiosis axle 20 is connected and is driven physiosis axle 20 is rotatory, so that physiosis axle 20 initiatively unreels, when taking the material, printing operating mode to change, can switch into passively unreeling the mode, through unreel subassembly 40 passively and produce friction torque, do physiosis axle 20 provides the rotational damping, makes the strip generate suitable tension to make printing apparatus use more convenient, production efficiency improves.

Additionally, another embodiment of the utility model provides a spout seal equipment, including foretell unwinding device, unwinding device unreels the area material. The spray printing equipment further comprises a spray printing module and a winding device, and the strip discharged by the unwinding device passes through the spray printing module to be printed and finally wound by the winding device. The utility model discloses a spout seal equipment can be equipped with the initiative and unreel the mode passively, unreel the mode through the initiative and can realize initiatively unreeling, through unreeling the tension of the adjustable area material of mode passively.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides an unwinding device which characterized in that includes:

a support assembly;

2. The unwinding device of claim 1, wherein the active unwinding assembly comprises a motor, a reducer and a clutch;

3. The unwinding device of claim 2, wherein a transmission shaft is arranged in the speed reducer;

4. The unwinding device of claim 3 wherein the clutch includes a female connector and a male connector;

5. The unwinding device of claim 1, wherein the passive unwinding assembly comprises a connecting shaft, a first friction plate, a second friction plate, a spring, and a handle;

6. The unwinding device of claim 5 wherein the passive unwinding assembly further comprises a bearing;

7. The unwinding device as claimed in any one of claims 1 to 6, wherein the support assembly comprises a first safety clamp, a second safety clamp and two brackets;

8. The unwinding device of claim 7, wherein the support assembly further comprises a first transfer shaft and a second transfer shaft;

9. The unwinding device of claim 1, further comprising a guide roller;

both ends of guide roll all rotationally connect in supporting component, the axis of rotation of guide roll with the physiosis axle is parallel.

10. An inkjet printing apparatus, comprising:

the unwinding device of any of claims 1-9, for unwinding a web;