Energy-saving printing air floating roller

Abstract

The utility model discloses an energy-saving printing air floating roller, which belongs to the technical field of material conveying and comprises a base frame, and the left end and the right end of a roller body are rotatably arranged on the base frame. An air inlet pipe is fixedly mounted at the left end of the roller body; an air inlet is formed in the left end of the roller body; a plurality of first air outlet holes are formed in the outer end of the roller body; an air inlet pipe is fixedly mounted at the left end of the roller body; a wind direction adjusting mechanism is mounted in the roller body and at the right end of the base frame; the wind direction adjusting mechanism comprises a driving assembly and a movable assembly, and the driving assembly is installed at the right end of the base frame. Through the mode, the gas consumption of gas can be reduced, the energy consumption of the gas supply device is reduced, and the practicability of the device is improved; and through cooperation of the driving assembly and the movable assembly, the device can flexibly adjust the air permeability of the first air outlet holes in the contact part of the outer end of the roller body and the carrier tape according to the conveying direction of the carrier tape.

Description

TECHNICAL FIELD

[0001] The utility model relates to material conveying technical field, concretely relates to a kind of energy-saving printing air floatation roller. BACKGROUND

[0002] Air floatation roller is a kind of non-contact conveying device based on the principle of fluid mechanics. Its core structure is composed of annular roller body and its surface uniform distribution of micro-hole array, when working, compressed air is sprayed by the hole of roller surface from the direction by the precise design of channel, and forms the positive pressure gas film area under the carrier tape. When the carrier tape moves under the action of external traction system, its running resistance and lifting force generated by gas film form dynamic balance, so as to realize the zero-friction suspension conveying of carrier tape in millimeter gap.

[0003] Chinese patent CN221500084U discloses an air floatation roller, which comprises a roller cylinder, the roller cylinder is hollow inside, the roller cylinder is provided with an air inlet portion, the roller cylinder is provided with a static pressure cavity and an air outlet cavity for stabilizing airflow, the static pressure cavity is communicated with the air inlet portion and the air outlet cavity; the outer surface of the roller cylinder is provided with a plurality of first air outlet holes, the first air outlet holes are communicated with the air outlet cavity; wherein, the first air outlet holes are provided with adjusting members, the adjusting members are movably connected with the first air outlet holes and can move along the radial direction of the roller cylinder, the adjusting members comprise a plurality of air outlet grooves arranged on the outer sidewall, and the air outlet grooves are used for connecting the air outlet cavity and the outside of the roller cylinder. However, the device still has the following problems in the process of use:

[0004] When the curved carrier tape needs to be conveyed, the curved carrier tape will only contact one part of the roller cylinder at all times, and the gas sprayed from the air outlet holes of other parts in the circumferential direction of the roller cylinder will not contact the carrier tape, which will consume a large amount of additional gas, which is inconvenient.

[0005] Therefore, the utility model designs an energy-saving printing air floatation roller to solve the above problems. CONTENT OF UTILITY MODEL

[0006] In view of the above shortcomings of the prior art, the utility model provides an energy-saving printing air floatation roller.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme:

[0008] An energy-saving printing air floatation roller, comprising a base frame, a roller body, an air inlet pipe and a wind direction adjusting mechanism, the left and right ends of the roller body are rotatably arranged on the base frame; the left end of the roller body is provided with an air inlet; the outer end of the roller body is provided with a plurality of first air outlet holes; the left end of the roller body is fixedly installed with an air inlet pipe; the air inlet pipe is communicated with the air inlet of the roller body;

[0009] The inside of the roller body and the right end of the base frame are provided with a wind direction adjusting mechanism for adjusting the air outlet direction; the wind direction adjusting mechanism comprises a movable component for separating the inside space of the roller body to realize directional air outlet and a driving component for controlling the rotation of the movable component, the driving component is installed at the right end of the base frame, the movable component is installed in the inside of the roller body, and the driving component is connected with the movable component;

[0010] Further, a wind speed adjusting mechanism is further included, the outer end of the roller body is provided with a wind speed adjusting mechanism for adjusting the wind speed to improve the conveying speed; the wind speed adjusting mechanism comprises a rotating sleeve, a pull rod and a self-locking component for fixing the rotating sleeve, the rotating sleeve is rotatably arranged at the outer end of the roller body; the right end of the rotating sleeve is fixedly provided with the pull rod; the self-locking component is installed at the right end of the roller body, and the self-locking component is connected with the pull rod;

[0011] The outer end of the rotating sleeve is provided with a plurality of first air outlet holes and second air outlet holes;

[0012] Further, the second air outlet hole is smaller than the first air outlet hole in size;

[0013] Further, the driving component comprises a mounting plate, a vertical plate, a driving gear and a rotation control component for controlling the rotation of the driving gear, the mounting plate is fixedly installed at the right end of the base frame, and the vertical plate is fixedly installed at the upper end of the mounting plate; the rotation control component is arranged at the left end of the vertical plate, and the rotation control component is installed at the right end of the vertical plate, the rotation control component is connected with the driving gear; and the driving gear is connected with the movable component;

[0014] Further, the movable component comprises a V-shaped guide plate and a driven gear, the left and right ends of the V-shaped guide plate are rotatably arranged in the inside of the roller body, and the driven gear is fixedly installed outside the right end of the V-shaped guide plate; the driven gear is meshingly connected with the driving gear;

[0015] Further, the self-locking component comprises a fixed plate, a locking component and a restoring component, the fixed plate is fixedly installed at the right end of the roller body; the locking component is connected with the fixed plate and the pull rod; the restoring component is connected with the pull rod;

[0016] Further, the locking component comprises a locking pin, the right end of the fixed plate is provided with locking holes on the front and back sides; the locking pin is connected with the restoring component; and the locking pin is inserted into the locking hole;

[0017] Further, the restoring component comprises a locking spring, the pull rod is provided with a sliding groove; the locking pin is limitingly and slidably connected with the sliding groove; one end of the locking spring is fixedly connected with the pull rod; and the other end of the locking spring is fixedly connected with the locking pin;

[0018] Further, the plurality of first air outlet holes and second air outlet holes are staggered on the outer end of the rotating sleeve;

[0019] Further, the first air outlet hole and the second air outlet hole are uniformly distributed in a circumferential array at equal intervals at the outer end of the rotating sleeve.

[0020] Compared with the prior art, the energy-saving printing air floatation roller has the advantages that the gas consumption of the gas can be reduced, the energy consumption of the gas supply device is reduced, and the practicability of the device is improved; and through cooperation of the driving assembly and the movable assembly, the device can flexibly adjust the air permeability of the first air outlet hole at the outer end of the roller body and the contact part of the carrier tape; when it is necessary to accelerate the conveying efficiency of the carrier tape, the self-locking assembly is unlocked to release the rotation locking of the rotating sleeve, then the pull rod is pulled to drive the rotating sleeve to rotate, so that the second air outlet hole arranged on the rotating sleeve is aligned with the first air outlet hole arranged on the roller body, at this time, since the diameter of the second air outlet hole is smaller, the flow rate of the gas discharged from the roller body is increased, at this time, the conveying efficiency of the carrier tape is accelerated, and the practicability of the device is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0022] Figure 1 It is a perspective view of an energy-saving printing air floatation roller of the present application;

[0023] Figure 2 It is a front view of an energy-saving printing air floatation roller of the present application;

[0024] Figure 3 It is Figure 1 an enlarged view of A in the middle;

[0025] Figure 4 It is Figure 1 an enlarged view of B in the middle;

[0026] Figure 5 It is a perspective view cut along the C-C direction of Figure 2 ;

[0027] Figure 6 It is a perspective view cut along the D-D direction of Figure 2 ;

[0028] The reference numerals in the drawings respectively represent:

[0029] 1, base; 2, roller body; 3, air inlet pipe; 4, air direction adjusting mechanism; 41, driving assembly; 411, mounting plate; 412, vertical plate; 413, driving gear; 414, motor; 42, movable assembly; 421, V-shaped guide plate; 422, driven gear; 5, air speed adjusting mechanism; 51, rotating sleeve; 52, pull rod; 53, self-locking assembly; 531, fixed plate; 532, locking hole; 533, locking pin; 534, locking spring; 535, sliding groove; 6, first air outlet; 7, second air outlet. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] In the following description, "left", "right", "front", "back", "up", "down" are oriented with the perspective of the front view.

[0032] Embodiment one: in some embodiments, referring to the drawings of the specification Figures 1-6 An energy-saving printing air floatation roller, comprising a base 1, further comprising a roller body 2, an air inlet pipe 3, an air direction adjusting mechanism 4 and an air speed adjusting mechanism 5, the left and right ends of the roller body 2 are rotatably arranged on the base 1; the left end of the roller body 2 is provided with an air inlet; the outer end of the roller body 2 is provided with a plurality of first air outlets 6; the left end of the roller body 2 is fixedly installed with the air inlet pipe 3; the air inlet pipe 3 is in communication with the air inlet of the roller body 2; the outer end of the air inlet pipe 3 is connected with an air pump;

[0033] The inside of the roller body 2 and the right end of the base 1 are installed with the air direction adjusting mechanism 4 for adjusting the air outlet direction; the air direction adjusting mechanism 4 comprises a movable assembly 42 for separating the internal space of the roller body 2 to realize directional air outlet and a driving assembly 41 for controlling the rotation of the movable assembly 42, the driving assembly 41 is installed at the right end of the base 1, the movable assembly 42 is installed inside the roller body 2, and the driving assembly 41 is connected with the movable assembly 42;

[0034] The outer end of the roller body 2 is provided with the air speed adjusting mechanism 5 for adjusting the air speed to improve the conveying speed; the air speed adjusting mechanism 5 comprises a rotating sleeve 51, a pull rod 52 and a self-locking assembly 53 for fixing the rotating sleeve 51, the rotating sleeve 51 is rotatably arranged at the outer end of the roller body 2; the right end of the rotating sleeve 51 is fixedly installed with the pull rod 52; the self-locking assembly 53 is installed at the right end of the roller body 2, and the self-locking assembly 53 is connected with the pull rod 52;

[0035] The outer end of the rotating sleeve 51 is staggered with a plurality of first air outlets 6 and second air outlets 7; the size of the second air outlet 7 is smaller than that of the first air outlet 6;

[0036] The first air outlet 6 and the second air outlet 7 are uniformly distributed in a circumferential array at the outer end of the rotating sleeve 51;

[0037] In the utility model, when the curved surface carrier tape needs to be transported, the driving assembly 41 is started, the driving assembly 41 controls the rotation of the movable assembly 42, at this time, the movable assembly 42 blocks the first air outlet 6 except the contact part of the carrier tape at the outer end of the roller body 2, at this time, the gas enters the inside of the roller body 2 through the air inlet pipe 3, and then is discharged from the first air outlet 6 of the roller body 2 in contact with the carrier tape under the action of the movable assembly 42, realizing the conveying of the carrier tape, and the first air outlet 6 of the roller body 2 not in contact with the carrier tape is not aerated, reducing the gas consumption, reducing the energy consumption of the gas supply device and improving the practicability of the device; and through the cooperation of the driving assembly 41 and the movable assembly 42, the device can also flexibly adjust the aerability of the first air outlet 6 of the roller body 2 in contact with the carrier tape according to the conveying direction of the carrier tape.

[0038] In the initial state, the first air outlet 6 arranged on the rotating sleeve 51 is aligned with the first air outlet 6 arranged on the roller body 2, and when the conveying efficiency of the carrier tape needs to be accelerated, the rotation of the rotating sleeve 51 is unlocked through the self-locking assembly 53, then the rotating sleeve 51 is rotated by pulling the pull rod 52, so that the second air outlet 7 arranged on the rotating sleeve 51 is aligned with the first air outlet 6 arranged on the roller body 2, at this time, since the aperture of the second air outlet 7 is smaller, the flow rate of the gas discharged from the roller body 2 is increased, at this time, the conveying efficiency of the carrier tape is accelerated, and the practicability of the device is further improved.

[0039] In some embodiments, as Figures 1-6 , as a preferred embodiment of the utility model, the driving assembly 41 comprises a mounting plate 411, a vertical plate 412, a driving gear 413 and a rotation control assembly for controlling the rotation of the driving gear 413, the mounting plate 411 is fixedly installed at the right end of the base frame 1, and the vertical plate 412 is fixedly installed at the upper end of the mounting plate 411; the rotation control assembly is arranged at the left end of the vertical plate 412, and the rotation control assembly is installed at the right end of the vertical plate 412, and the rotation control assembly is connected with the driving gear 413; and the driving gear 413 is connected with the movable assembly 42;

[0040] The rotation control assembly can adopt a motor 414, and the output end of the motor 414 is fixedly connected with the driving gear 413;

[0041] The activity assembly 42 comprises V-shaped guide plates 421 and a driven gear 422, the left and right ends of the V-shaped guide plates 421 are rotatably arranged in the interior of the roller body 2, and the driven gear 422 is fixedly installed on the right end outside of the V-shaped guide plates 421; the driven gear 422 is in meshing connection with the driving gear 413;

[0042] In the utility model, when the curved surface carrier tape needs to be transported, the motor 414 is started, the motor 414 rotates to drive the driving gear 413 to rotate, the driving gear 413 rotates to drive the driven gear 422 to rotate, at this time, the driven gear 422 drives the V-shaped guide plates 421 to rotate along the interior of the roller body 2, until the V-shaped guide plates 421 rotate to the positions where the interior upper sides of the left and right ends of the V-shaped guide plates 421 contact the carrier tape at the outer ends of the roller body 2, at this time, the interior spaces of the roller body 2 at the left and right end outer sides of the V-shaped guide plates 421 are separated by the V-shaped guide plates 421; subsequently, the gas enters the interior of the roller body 2 through the air inlet pipe 3, and then, under the action of the inner walls of the left and right ends of the V-shaped guide plates 421, the gas moves along the inner walls of the left and right ends of the V-shaped guide plates 421, and finally is discharged from the first air outlet hole 6 arranged on the roller body 2.

[0043] In some embodiments, as shown in Figures 1-4 As a preferred embodiment of the utility model, the self-locking assembly 53 comprises a fixed plate 531, locking holes 532, a locking pin 533, a locking spring 534 and a sliding groove 535, the fixed plate 531 is fixedly installed at the right end of the roller body 2; the locking holes 532 are arranged on the left and right sides of the right end of the fixed plate 531; the sliding groove 535 is arranged on the pull rod 52; the locking pin 533 is in limit sliding connection with the sliding groove 535; one end of the locking spring 534 is fixedly connected with the pull rod 52; the other end of the locking spring 534 is fixedly connected with the locking pin 533; the front locking hole 532 is a first air outlet part, and the rear locking hole 532 is a second air outlet part; the locking pin 533 is inserted into the locking hole 532;

[0044] In the utility model, in the initial state, the first air outlet hole 6 arranged on the rotating sleeve 51 is aligned with the first air outlet hole 6 arranged on the roller body 2, at this time, the pull rod 52 is in the first air outlet part; when the conveying efficiency of the carrier tape needs to be accelerated, the locking pin 533 is pulled outwards, at this time, the locking pin 533 moves outwards along the sliding groove 535 and continuously compresses the locking spring 534, at this time, the locking pin 533 is separated from the locking hole 532 of the first air outlet part, then the rotating sleeve 51 is rotated to the right through the pull rod 52, until the pull rod 52 is rotated to the second air outlet part, at this time, the locking spring 534 restores, drives the locking pin 533 to reset along the sliding groove 535, and automatically inserts into the locking hole 532 of the second air outlet part; at this time, because the diameter of the second air outlet hole 7 is smaller, the flow rate of the gas discharged from the roller body 2 is increased, and the conveying efficiency of the carrier tape is accelerated.

[0045] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features therein can be replaced by equivalents; and these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An energy saving printing air floatation roller comprising a base frame (1), characterized in that: It also includes the roller body (2), the air inlet pipe (3) and the air direction adjusting mechanism (4), the left and right ends of the roller body (2) are rotatably arranged on the base frame (1); the left end of the roller body (2) is provided with an air inlet; the outer end of the roller body (2) is provided with a plurality of first air outlet holes (6); the left end of the roller body (2) is fixedly installed with the air inlet pipe (3); the air inlet pipe (3) is communicated with the air inlet of the roller body (2); The inside of the roller body (2) and the right end of the base frame (1) are installed with the air direction adjusting mechanism (4) for adjusting the air outlet direction; the air direction adjusting mechanism (4) includes a movable assembly (42) for separating the internal space of the roller body (2) to realize directional air outlet and a driving assembly (41) for controlling the rotation of the movable assembly (42), the driving assembly (41) is installed at the right end of the base frame (1), the movable assembly (42) is installed inside the roller body (2), and the driving assembly (41) is connected with the movable assembly (42).

2. The energy-saving printing air floatation roller according to claim 1, characterized in that, It also includes the air speed adjusting mechanism (5), the outer end of the roller body (2) is provided with the air speed adjusting mechanism (5) for adjusting the air speed to improve the conveying speed; the air speed adjusting mechanism (5) includes a rotating sleeve (51), a pull rod (52) and a self-locking assembly (53) for fixing the rotating sleeve (51), the rotating sleeve (51) is rotatably arranged at the outer end of the roller body (2); the right end of the rotating sleeve (51) is fixedly installed with the pull rod (52); the self-locking assembly (53) is installed at the right end of the roller body (2), and the self-locking assembly (53) is connected with the pull rod (52); The outer end of the rotating sleeve (51) is provided with a plurality of first air outlet holes (6) and second air outlet holes (7).

3. The energy-saving printing air floatation roller according to claim 2, characterized in that, The opening size of the second air outlet hole (7) is smaller than that of the first air outlet hole (6).

4. The energy-saving printing air floatation roller according to claim 3, characterized in that, The driving assembly (41) includes a mounting plate (411), a vertical plate (412), a driving gear (413) and a rotation control assembly for controlling the rotation of the driving gear (413), the mounting plate (411) is fixedly installed at the right end of the base frame (1), and the vertical plate (412) is fixedly installed at the upper end of the mounting plate (411); the rotation control assembly is arranged at the left end of the vertical plate (412), the rotation control assembly is installed at the right end of the vertical plate (412), the rotation control assembly is connected with the driving gear (413); and the driving gear (413) is connected with the movable assembly (42).

5. The energy-saving printing air floatation roller according to claim 4, characterized in that, The movable assembly (42) includes a V-shaped guide plate (421) and a driven gear (422), the left and right ends of the V-shaped guide plate (421) are rotatably arranged inside the roller body (2), and the driven gear (422) is fixedly installed outside the right end of the V-shaped guide plate (421); the driven gear (422) is meshed and connected with the driving gear (413).

6. The energy-saving printing air floatation roller according to claim 5, characterized in that, The self-locking assembly (53) includes a fixed plate (531), a locking assembly and a restoring assembly, the fixed plate (531) is fixedly installed at the right end of the roller body (2); the locking assembly is connected with the fixed plate (531) and the pull rod (52); the restoring assembly is connected with the pull rod (52).

7. The energy-saving printing air floatation roller according to claim 6, characterized in that, The locking assembly comprises a locking pin (533), and locking holes (532) are arranged on the front and back of the right end of the fixing plate (531); the locking pin (533) is connected with the restoring assembly; and the locking pin (533) is inserted with the locking hole (532).

8. The energy-saving printing air floatation roller according to claim 7, characterized in that, The restoring assembly comprises a locking spring (534), and a sliding groove (535) is arranged on the pull rod (52); the locking pin (533) is limitingly and slidingly connected with the sliding groove (535); one end of the locking spring (534) is fixedly connected with the pull rod (52); and the other end of the locking spring (534) is fixedly connected with the locking pin (533).

9. The energy-saving printing air floatation roller according to claim 2, characterized in that, A plurality of first air outlets (6) and second air outlets (7) are staggered and distributed on the outer end of the rotating sleeve (51).

10. The energy-saving printing air floatation roller according to claim 9, characterized in that, The first air outlets (6) and the second air outlets (7) are uniformly distributed in a circumferential array at equal intervals on the outer end of the rotating sleeve (51).

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