A pneumatic slip ring mechanism

Abstract

The application discloses a kind of pneumatic slip ring mechanisms, including positioning assembly, positioning assembly includes first locating plate and second locating plate, the junction of first locating plate and second locating plate is arranged with accommodating cavity, first locating plate is arranged with first through-hole, second locating plate is arranged with second through-hole, and first through-hole, second through-hole and accommodating cavity are communicated;Slip ring cover, accommodating in accommodating cavity, slip ring cover is arranged with third through-hole, and third through-hole is communicated with first through-hole, second through-hole;Air source component, the first end of air source component passes through second through-hole, is accommodated in third through-hole, and the second end of air source component is connected with air source.Adopting the application, with the advantages that mechanism occupies small space, sealing element is easy to remove.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pneumatic slip ring, in particular to a pneumatic slip ring mechanism. BACKGROUND

[0002] The pneumatic slip ring is a kind of 360-degree rotating device that can pass through vacuum and positive pressure, also called rotary joint, which is mainly composed of main shaft, sleeve, bearing, sealing ring and the like, each ring channel is isolated by a sealing ring, the shaft is supported by the bearing and rotates smoothly with the power piece under the power of the outside, which is widely used in automation, packaging machinery, lithium battery equipment and the like, and is a common precision pneumatic component.

[0003] However, in the existing pneumatic slip ring, the slip ring is on the outside, the gas source is on the side, and the gas path is in the center, so the overall space occupation of the mechanism is large, and the platform level and related visual calibration need to be redone after disassembling the sealing element. SUMMARY

[0004] The technical problem to be solved by the embodiments of the present application is to provide a pneumatic slip ring mechanism, which can occupy small space and facilitate the disassembly of the sealing element.

[0005] In order to solve the above technical problems, the present application provides a pneumatic slip ring mechanism, comprising:

[0006] A positioning assembly, the positioning assembly comprises a first positioning plate and a second positioning plate, a containing cavity is arranged at the connection of the first positioning plate and the second positioning plate, a first through hole is arranged on the first positioning plate, a second through hole is arranged on the second positioning plate, and the first through hole, the second through hole and the containing cavity are communicated;

[0007] A slip ring sleeve is accommodated in the containing cavity, a third through hole is arranged on the slip ring sleeve, and the third through hole is communicated with the first through hole and the second through hole;

[0008] A gas source assembly, a first end of the gas source assembly passes through the second through hole and is accommodated in the third through hole, and a second end of the gas source assembly is connected with a gas source.

[0009] In a feasible implementation manner, the pneumatic slip ring mechanism further comprises a carrier and a driving mechanism, the driving mechanism is arranged on the carrier, and wherein,

[0010] The driving mechanism comprises a speed reducer and a driving motor, the speed reducer is fixed on the top of the carrier, the rotating shaft of the speed reducer is fixedly connected with the second positioning plate, and the driving motor is fixed on the bottom of the carrier and used to drive the speed reducer.

[0011] In an implementation, the air slide ring mechanism further comprises at least one inductor arranged along the outer periphery of the speed reducer.

[0012] In an implementation, the air source assembly comprises a vacuum slide ring pipe, which is a hollow structure for circulating air source; the vacuum slide ring pipe is sleeved on the speed reducer; wherein,

[0013] The first end of the vacuum slide ring pipe is accommodated in the third through hole of the slide ring sleeve, and the first end of the vacuum slide ring pipe is arranged with at least three annular grooves, wherein the middle annular groove is arranged with a fourth through hole, and the fourth through hole is in communication with the hollow structure of the vacuum slide ring pipe.

[0014] In an implementation, the air source assembly further comprises a clamping block, the second end of the vacuum slide ring pipe is communicated with the air source, and the second end of the vacuum slide ring pipe is fixed to the bottom of the carrier through the clamping block.

[0015] In an implementation, the air source assembly further comprises a sealing member, which is sleeved in the annular grooves except the one arranged with the fourth through hole;

[0016] The sealing member is a sealing rubber ring.

[0017] In an implementation, the inner wall of the third through hole is provided with a fifth through hole, the inside of the slide ring sleeve is arranged with an air flow passage, and the air flow passage is in communication with the fifth through hole and the fourth through hole.

[0018] In an implementation, the first positioning plate is arranged with at least two suction nozzles, one end of the suction nozzle is fixed to the top of the first positioning plate, the other end of the suction nozzle penetrates through the first positioning plate and is in communication with the air flow passage on the slide ring sleeve.

[0019] In an implementation, the top of the first positioning plate is further arranged with a positioning pin.

[0020] In an implementation, the air slide ring mechanism further comprises a vision assembly and a mounting plate, the vision assembly is accommodated in the first through hole and fixed in the first through hole through the mounting plate.

[0021] The implementation of the present application has the following beneficial effects:

[0022] The application discloses a kind of pneumatic slip ring mechanism, including positioning assembly, slip ring cover and gas source component, wherein slip ring cover is fixed in the containing cavity of positioning assembly, the first end of gas source component is contained in third through hole after passing through second through hole, when the sealing element on gas source component wears, gas source component can be directly extracted from second through hole, without additional movement positioning assembly and slip ring cover, it is convenient to remove sealing element, without disassembly and repositioning assembly level and related visual calibration need to be redone, and the mechanism occupies small space.

[0023] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and cannot limit the present application. BRIEF DESCRIPTION OF DRAWINGS

[0024] The drawings incorporated into the specification and forming part of the specification, show the embodiments consistent with the present application, and together with the specification, serve to explain the principles of the present application, and do not constitute undue limitation on the present application.

[0025] Figure 1 It is the structural schematic diagram of pneumatic slip ring mechanism provided by the embodiment of the application;

[0026] Figure 2 It is the schematic diagram of explosion of pneumatic slip ring mechanism provided by the embodiment of the application;

[0027] Figure 3 It is the partial sectional view of pneumatic slip ring mechanism provided by the embodiment of the application;

[0028] Figure 4 It is the partial sectional view of pneumatic slip ring mechanism provided by the embodiment of the application;

[0029] Figure 5 It is the schematic diagram of partial structure of pneumatic slip ring mechanism provided by the embodiment of the application;

[0030] Figure 6 It is the structural schematic diagram of slip ring cover provided by the embodiment of the application;

[0031] Figure 7 It is the sectional view of slip ring cover provided by the embodiment of the application;

[0032] Figure 8 It is the structural schematic diagram of vacuum slip ring pipe provided by the embodiment of the application.

[0033] Reference numerals in the drawings:

[0034] 1-Stage;

[0035] 21-First positioning plate;211-First through hole;22-Second positioning plate;221-Second through hole;222-Containing cavity;24-Suction nozzle;25-Positioning pin;

[0036] 3-Third through hole; 31-Fifth through hole; 32-Air flow passage;

[0037] 41-Reduction machine; 42-Driving motor; 43-Inductor;

[0038] 5-Vacuum slip ring pipe; 51-Ring groove; 52-Fourth through hole; 53-Car block; 54-Seal;

[0039] 6-Visual assembly; 61-Mounting plate. DETAILED DESCRIPTION

[0040] In order to make the above-mentioned objectives, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, a large number of specific details are set forth in order to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the scope of the present application, so the present application is not limited to the specific embodiments disclosed below.

[0041] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be a middle element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0042] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application herein is only for the purpose of describing specific embodiments and is not intended to limit the present application. The term "and / or" used herein includes any and all combinations of one or more of the associated listed items.

[0043] The embodiment discloses a kind of pneumatic slip ring mechanism, including positioning assembly, slip ring cover 3 and gas source assembly, wherein slip ring cover 3 is fixed in the containing cavity 222 of positioning assembly, the first end of gas source assembly is contained in third through hole 31 after passing through second through hole 221, when seal 54 on gas source assembly wears, directly can be extracted from second through hole 221, without additional movement positioning assembly and slip ring cover 3, it is convenient to remove seal 54, without disassembling and repositioning assembly horizontal and related visual calibration need to be redone, and the overall structure of the mechanism is compact, small in space occupation.

[0044] Specifically:

[0045] Carrying platform 1, for fixing pneumatic slip ring mechanism, refer toFigures 1-2 As shown in the drawings, the carrier 1 comprises a base plate and a support plate fixed on the side edges of the base plate; the positioning assembly, the slip ring sleeve 3 and the air source assembly are fixed on the base plate, such as fixed by screws and the like. Of course, the structure of the carrier 1 includes but is not limited to this, as long as it can provide a supporting force and fix several assemblies, and the specific structure is not limited here.

[0046] The positioning assembly, referring to Figure 5 As shown in the drawings, the positioning assembly comprises a first positioning plate 21 and a second positioning plate 22, and a containing cavity 222 is arranged at the connection of the first positioning plate 21 and the second positioning plate 22. A first through hole 211 is arranged on the first positioning plate 21, and a second through hole 221 is arranged on the second positioning plate 22, and the first through hole 211, the second through hole 221 and the containing cavity 222 are communicated. The first positioning plate 21 and the second positioning plate 22 are connected by screws or buckles and the like, so that the first positioning plate 21 and the second positioning plate 22 can be disassembled and the slip ring sleeve 3 in the containing cavity 222 can be replaced.

[0047] Further, at least two suction nozzles 24 are arranged on the first positioning plate 21, referring to Figures 2-4 As shown in one possible implementation, four suction nozzles 24 are arranged on the first positioning plate 21, one end of the suction nozzle 24 is fixed on the top of the first positioning plate 21, the other end of the suction nozzle 24 penetrates through the first positioning plate 21 and is communicated with the air flow passage 32 on the slip ring sleeve 3, so as to adsorb the carrier through the negative pressure in the air flow passage. Of course, three, five or six suction nozzles 24 can also be arranged, and the like, which is not limited here, as long as the carrier can be prevented from deviating due to insufficient suction force during rotation. In addition, a positioning pin 25 is arranged on the top of the first positioning plate 21, which further fixes the position of the carrier. Of course, a clamping block, a clamping groove or a baffle arranged at both ends can also be provided to further fix the position of the carrier on the first positioning plate 21.

[0048] It should be pointed out that, referring to Figures 6-7 As shown, Figure 6 is a structural diagram of the slip ring sleeve 3, Figure 7 is a sectional view of the slip ring sleeve 3, from which it can be clearly seen that the through holes in the slip ring sleeve 3 run through the fifth through hole 311 to flow into the four corners of the slip ring sleeve 3, and the suction nozzles 24 fixed on the slip ring sleeve 3 adsorb the carrier through negative pressure gas. This is only one possible implementation, including but not limited to this, which is not limited here; this embodiment replaces the pipe guide in the prior art by arranging an air flow passage inside the slip ring sleeve 3, which is simple in structure and avoids the winding of the pipe during rotation of the pneumatic sliding mechanism in the prior art.

[0049] The slip ring sleeve 3, referring to Figures 3-4As shown, the air source assembly is accommodated in the accommodating cavity 222. In one possible implementation, the slip ring sleeve 3 is fixed in the accommodating cavity 222 by screws. The third through hole 31 is arranged on the slip ring sleeve 3 and is in communication with the first through hole 211 and the second through hole 221, so that the air source assembly can be removed from the first through hole 211 or the second through hole 221, avoiding the removal of the slip ring sleeve 3, the first positioning plate 21 and the second positioning plate 22, and the whole removal is convenient and simple, and the horizontal position of the positioning assembly and the related visual calibration do not need to be re-made after disassembly and assembly.

[0050] The air source assembly, with reference to Figures 3-4 As shown, the first end of the air source assembly passes through the second through hole 221 and is accommodated in the third through hole 31, and the second end of the air source assembly is connected to the air source, so that the suction nozzle 24 generates negative pressure and adsorbs the carrier.

[0051] Specifically, with reference to Figure 8 As shown, the air source assembly includes a vacuum slip ring pipe 5, which is a hollow structure for flowing air; the vacuum slip ring pipe 5 is sleeved on the speed reducer 41; wherein the first end of the vacuum slip ring pipe 5 is accommodated in the third through hole 31 of the slip ring sleeve 3, and the first end of the vacuum slip ring pipe 5 is arranged with at least three annular grooves 51, with reference to Figure 8 As shown, the first end of the vacuum slip ring pipe 5 is arranged with three annular grooves 51, wherein the middle annular groove 51 is arranged with a fourth through hole 52, and the fourth through hole 52 is in communication with the hollow structure of the vacuum slip ring pipe 5. In addition, with reference to Figure 8 As shown, the air source assembly further includes a sealing member 54, which is sleeved in the other annular grooves 51 except the one arranged with the fourth through hole 52; that is, the sealing member 54 is sleeved in the uppermost and lowermost annular grooves 51 of the first end of the vacuum slip ring pipe 5, so that the gas flowing out of the fourth through hole 52 of the middle annular groove 51 of the first end of the vacuum slip ring pipe 5 directly enters the fifth through hole 311, and then flows into the suction nozzle 24 through the air flow passage 32. Therefore, the sealing member 54 can effectively prevent gas leakage. In one possible implementation, the sealing member 54 is a sealing rubber ring.

[0052] In addition, with reference to Figures 2-3 and Figure 8 As shown, the air source assembly further includes a clamping block 53, the second end of the vacuum slip ring pipe 5 is in communication with the air source, and the second end of the vacuum slip ring pipe 5 is fixed to the bottom of the stage 1 through the clamping block 53, with reference to Figure 8 As shown, a threaded hole is arranged at the second end of the vacuum slip ring pipe 5, the clamping block 53 and the threaded hole are fixed by threads, and the clamping block 53 is fixed on the stage 1 by threads, so as to fix the position of the vacuum slip ring pipe 5.

[0053] The driving mechanism, with reference to Figure 1As shown, the driving mechanism is arranged on the carrier 1; wherein the driving mechanism comprises a speed reducer 41 and a driving motor 42, the speed reducer 41 is fixed on the top of the carrier 1, and the rotating shaft of the speed reducer 41 is fixedly connected with the second positioning plate 22; the driving motor 42 is fixed on the bottom of the carrier 1, and is used to drive the speed reducer 41. In addition, referring to Figure 1 As shown, the pneumatic slip ring mechanism further comprises at least one inductor 43, in a possible implementation, two inductors 43 are arranged, and the inductors 43 are arranged along the outer periphery of the speed reducer 41, and are used to induct the rotation condition of the rotating shaft, such as the rotating speed.

[0054] Specifically, the rotating shaft of the speed reducer 41 is fixedly connected with the bottom of the second positioning plate 22, and in turn drives the first positioning plate 21 and the second positioning plate 22 to rotate, and the fixed connection mentioned here can mean fixed connection through screws. At this time, the vacuum slip ring pipe 5 is accommodated in the third through hole 31 of the slip ring sleeve 2 and the second through hole 221 of the second positioning plate 22, the vacuum slip ring pipe 5 is fixed, the slip ring sleeve 2 and the second positioning plate are driven to rotate by the driving mechanism, and in turn the sealing element 54 fixed on the vacuum slip ring pipe 5 will be abraded with the inner wall of the slip ring sleeve 3, which will cause the sealing element to be replaced regularly, so as to avoid affecting the effect of the suction nozzle 24.

[0055] In a possible implementation, referring to Figure 2 As shown, the pneumatic slip ring mechanism further comprises a visual assembly 6 and a mounting plate 61, the visual assembly 6 is accommodated in the first through hole 211 and is fixed in the first through hole 211 through the mounting plate 61, and the position of the carrier on the positioning assembly can be inducted through the visual assembly 6.

[0056] The technical features of the above-mentioned embodiments can be combined arbitrarily, in order to make the description simple, not all possible combinations of the technical features in the above-mentioned embodiments are described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that it is within the scope of the present application.

[0057] The above-mentioned embodiments only express several implementation manners of the present application, the description is more specific and detailed, but it should not be understood as the limitation of the patent scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

Claims

1. A pneumatic slip ring mechanism, characterized in that, The pneumatic slip ring mechanism includes: The positioning component includes a first positioning plate (21) and a second positioning plate (22). A receiving cavity (222) is arranged at the connection between the first positioning plate (21) and the second positioning plate (22). A first through hole (211) is arranged on the first positioning plate (21), and a second through hole (221) is arranged on the second positioning plate (22). The first through hole (211), the second through hole (221) and the receiving cavity (222) are connected. A slip ring sleeve (3) is housed in the receiving cavity (222). A third through hole (31) is arranged on the slip ring sleeve (3). The third through hole (31) communicates with the first through hole (211) and the second through hole (221). A gas source assembly, the first end of which passes through the second through hole (221) and is housed in the third through hole (31), and the second end of which is connected to a gas source.

2. The pneumatic slip ring mechanism according to claim 1, characterized in that, The pneumatic slip ring mechanism further includes a platform (1) and a drive mechanism, wherein the drive mechanism is arranged on the platform (1); wherein, The drive mechanism includes a reducer (41) and a drive motor (42). The reducer (41) is fixed on the top of the platform (1), and the rotation shaft of the reducer (41) is fixedly connected to the second positioning plate (22). The drive motor (42) is fixed on the bottom of the platform (1) to drive the reducer (41).

3. The pneumatic slip ring mechanism according to claim 2, characterized in that, The pneumatic slip ring mechanism also includes at least one sensor (43) arranged along the outer periphery of the reducer (41).

4. The pneumatic slip ring mechanism according to claim 2, characterized in that, The air source assembly includes a vacuum slip ring tube (5), which is a hollow structure used to allow air to flow; the vacuum slip ring tube (5) is sleeved on the reducer (41); wherein, The first end of the vacuum slip ring tube (5) is housed in the third through hole (31) of the slip ring sleeve (3), and the first end of the vacuum slip ring tube (5) is provided with at least three annular grooves (51), wherein the middle annular groove (51) is provided with a fourth through hole (52), and the fourth through hole (52) is connected to the hollow structure of the vacuum slip ring tube (5).

5. The pneumatic slip ring mechanism according to claim 4, characterized in that, The gas source assembly also includes a locking block (53), the second end of the vacuum slip ring tube (5) is connected to the gas source, and the second end of the vacuum slip ring tube (5) is fixed to the bottom of the platform (1) by the locking block (53).

6. The pneumatic slip ring mechanism according to claim 4, characterized in that, The gas source assembly also includes a sealing element (54), which is fitted inside the other annular groove (51) except for the one with the fourth through hole (52); The sealing element (54) is a sealing rubber ring.

7. The pneumatic slip ring mechanism according to claim 4, characterized in that, The inner wall of the third through hole (31) is provided with a fifth through hole (311), and the inside of the slip ring sleeve (3) is provided with an airflow passage (32), which is connected to the fifth through hole (311) and the fourth through hole (52).

8. The pneumatic slip ring mechanism according to claim 7, characterized in that, At least two suction nozzles (24) are arranged on the first positioning plate (21). One end of the suction nozzle (24) is fixed to the top of the first positioning plate (21), and the other end of the suction nozzle (24) passes through the first positioning plate (21) and is connected to the airflow passage (32) on the slip ring sleeve (3).

9. The pneumatic slip ring mechanism according to claim 1, characterized in that, The top of the first positioning plate (21) is also provided with a positioning pin (25).

10. The pneumatic slip ring mechanism according to claim 1, characterized in that, The pneumatic slip ring mechanism further includes a vision component (6) and a mounting plate (61). The vision component (6) is housed in the first through hole (211) and fixed in the first through hole (211) of the slip ring sleeve (3) by the mounting plate (61).

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