Inflatable shaft loading and unloading mechanism

Abstract

The utility model belongs to the technical field of inflatable shafts, and particularly relates to an inflatable shaft assembling and disassembling mechanism which comprises a shaft piece and a quick disassembling piece, one end of a shaft shell of the shaft piece is fixedly connected with a transmission shaft, the transmission shaft is inserted into an inserting hole of a connecting seat on the quick disassembling piece, and a supporting spring is arranged in a ring sleeve integrally arranged on the connecting seat. One end of the supporting spring is supported on the abutting sleeve, and the abutting sleeve is arranged on an elastic limiting claw integrally arranged on the connecting base in a sliding and sleeving mode. According to the utility model, the quick release piece is arranged on the transmission shaft piece of the air expansion shaft, a part capable of realizing quick disassembly and assembly is formed between the air expansion shaft and the output shaft of the driving equipment, and in the disassembly and assembly process, only the propping sleeve needs to be pushed to slide from the elastic limiting claw of the connecting seat and the extrusion to the elastic limiting claw is cancelled; the transmission shaft can be quickly inserted into the insertion hole or pulled out of the insertion hole, quick disassembly and assembly operation is achieved, the use convenience is improved, the overall structure is simple, use and operation are convenient, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of pneumatic shafts, in particular to a pneumatic shaft assembly and disassembly mechanism. Background Art

[0002] In the prior art, CN 207497839 U discloses an inflatable shaft for a copper foil cutting machine, comprising an outer tube, a mounting hole is provided on the side of the outer tube, an air bag is provided on the side of the outer tube corresponding to the mounting hole, an inner tube is provided on the inner side of the outer tube, two symmetrically arranged leather tubes are provided on the inner side of the inner tube, both ends of the inner tube are fixedly connected to the inner side of the outer tube, and a vent is provided in the middle of the side of the inner tube, an extrusion device is provided inside the leather tube, a fixed sleeve is provided on the side of the extrusion device, a positioning sleeve is movably sleeved on the outer side of the fixed sleeve, and the positioning sleeve is fixedly connected to the outer end of the inner side of the inner tube through a support rod, and a push rod is movably inserted inside the fixed sleeve. The inflatable shaft for the copper foil cutting machine can quickly adjust the internal air pressure of the inner tube through the push-pull extrusion device, avoids the use of traditional inflation methods, can effectively improve the service life of the inflatable shaft, is simple to operate, easy to use, and has strong practicality.

[0003] In the prior art, there is the problem of inconvenience in assembly and disassembly.

[0004] To sum up, the utility model provides a pneumatic shaft loading and unloading mechanism, which can realize the rapid disassembly and assembly of components. During the disassembly and assembly process, it is only necessary to push the resistance sleeve to slide from the elastic limiting claw of the connecting seat and cancel the squeezing of the elastic limiting claw, so that the transmission shaft can be quickly inserted into the plug-in hole, or the transmission shaft can be pulled out from the plug-in hole, thereby realizing rapid disassembly and assembly operation. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies of the prior art, the utility model provides a pneumatic shaft assembly and disassembly mechanism, which solves the problems raised in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0009] A pneumatic shaft loading and unloading mechanism comprises a shaft member and a quick release member, wherein one end of the shaft housing of the shaft member is fixedly connected to a transmission shaft, the transmission shaft is inserted into a plug-in hole of a connecting seat on the quick release member, and a support spring is arranged in a ring sleeve integrally arranged on the connecting seat, one end of the support spring is supported on a resistance sleeve, and the resistance sleeve is slidably sleeved on an elastic limiting claw integrally arranged on the connecting seat, and a deformation groove is provided between the elastic limiting claws.

[0010] Furthermore, the plug-in hole opened in the middle of the elastic limiting claw on the connecting seat is cooperated with the transmission shaft, the elastic limiting claw abuts against the inner wall of the contact sleeve, the inner wall of the contact sleeve and the outer wall of the elastic limiting claw are both inclined contact slopes that cooperate with each other, and the inner diameter of the contact sleeve gradually decreases from top to bottom, the outer diameter of the annular fixing sleeve formed by the elastic limiting claws gradually decreases from top to bottom, and a connecting shaft is integrally arranged on the connecting seat.

[0011] Furthermore, a first plug-in ring plate is integrally provided on the end plate at one end of the transmission shaft, the first plug-in ring plate is fixedly plugged into the port position at one end of the shaft housing, and the limiting protrusion provided on the first plug-in ring plate is matched with the locking groove opened at the port of the shaft housing, and the other end of the shaft housing is fixedly connected with an end cover, the second plug-in ring plate integrally provided on the end cover is fixedly plugged into the port of the shaft housing, a through hole matching the key strip is opened at the position of the shaft housing corresponding to the key strip, the key strip is fixedly connected to the outer wall of the rubber airbag, the rubber airbag is placed in the internal cavity of the shaft housing, and fixing plates are arranged at both ends of the rubber airbag, an air pipe is arranged on the fixing plate at one end of the end cover, and the air pipe extends to the outside of the shaft housing through the through hole opened on the end cover.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a pneumatic shaft loading and unloading mechanism, which has the following beneficial effects:

[0014] The utility model arranges a quick-release part on the transmission shaft of the inflatable shaft, and forms a part that can be quickly disassembled and assembled between the inflatable shaft and the output shaft of the driving device. During the disassembly and assembly process, it is only necessary to push the abutment sleeve to slide from the elastic limiting claw of the connecting seat, and cancel the squeezing of the elastic limiting claw, so that the transmission shaft can be quickly plugged into the plug-in hole, or the transmission shaft can be pulled out from the plug-in hole, so as to realize quick disassembly and assembly operation, improve the convenience of use, have a simple overall structure, and be convenient to operate and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is an exploded view of the central axis of the utility model;

[0017] Figure 3 It is a cross-sectional view of the quick-release part in the utility model.

[0018] In the figure: 1. shaft; 101. shaft housing; 1011. through-hole; 1012. trigger groove; 102. transmission shaft; 1021. end plate; 1022. first plug-in ring plate; 103. end cover; 1031. second plug-in ring plate; 104. key strip; 105. rubber airbag; 1051. fixing plate; 1052. air pipe; 2. quick release part; 201. connecting seat; 2011. ring sleeve; 2012. plug-in hole; 2013. deformation groove; 202. resistance sleeve; 203. connecting shaft; 204. supporting spring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example

[0021] like Figure 1 , Figure 2 and Figure 3 As shown, an embodiment of the utility model proposes: an inflatable shaft assembly and disassembly mechanism, including a shaft member 1 and a quick-release member 2, one end of the shaft housing 101 of the shaft member 1 is fixedly connected with a transmission shaft 102, and the transmission shaft 102 is plugged into the plug hole 2012 of the connecting seat 201 on the quick-release member 2, and the cooperation between the two is utilized to realize the quick connection between the shaft member 1 and the quick-release member 2, thereby improving the convenience of the installation operation, and a support spring 204 is arranged in the ring sleeve 2011 integrally arranged on the connecting seat 201, and one end of the support spring 204 is supported on the contact sleeve 202, and the support spring 204 is utilized to provide stable support for the contact sleeve 202, so that the sleeve 202 is tightly contacted with the elastic limiting claw on the connecting seat 201, and an effective force is applied to the elastic limiting claw. The elastic limiting claws are squeezed toward the middle under the action of squeezing, so that the elastic limiting claws are tightly pressed against the transmission shaft 102, so as to achieve a stable connection between the transmission shaft 102 and the connecting seat 201, and the contact sleeve 202 is slidably sleeved on the elastic limiting claws integrally arranged on the connecting seat 201, and deformation grooves are provided between the elastic limiting claws to ensure that the elastic limiting claws can be smoothly deformed, and move toward the inside or expand toward the outside, so that when the contact sleeve 202 cancels the squeezing of the elastic limiting claws, the elastic limiting claws expand toward the outside, so as to quickly plug the transmission shaft 102 into the plug hole 2012, or pull the transmission shaft 102 out of the plug hole 2012, so as to realize fast disassembly and assembly operations and improve the convenience of use.

[0022] like Figure 1 and Figure 3As shown, in some embodiments, the plug hole 2012 opened in the middle of the elastic limiting claw on the connecting seat 201 is arranged in cooperation with the transmission shaft 102, so as to stably connect the transmission shaft 102 to the connecting seat 201, realize the stable connection between the entire shaft member 1 and the quick release member 2, and achieve the quick connection between the two. The elastic limiting claw contacts the inner wall of the contact sleeve 202, and the inner wall of the contact sleeve 202 and the outer wall of the elastic limiting claw are both mutually matched inclined contact slopes, and the inner diameter of the contact sleeve 202 is gradually increased from top to bottom. The outer diameter of the annular fixing sleeve composed of the elastic limiting claws gradually decreases from top to bottom, so that when the contact sleeve 202 slides on the elastic limiting claws, the elastic limiting claws are squeezed, so that the elastic limiting parts move toward the middle and tightly contact the transmission shaft 102, and the transmission shaft 102 is fixed and limited on the connecting seat 201 to achieve a stable connection between the two. In addition, a connecting shaft 203 is integrally arranged on the connecting seat 201, which is convenient for stably installing the quick-release part 2 to the designated use position to achieve the purpose of stable connection.

[0023] like Figure 1 and Figure 2As shown, in some embodiments, a first plug-in ring plate 1022 is integrally provided on the end plate 1021 at one end of the transmission shaft 102, and the first plug-in ring plate 1022 is fixedly plugged into the port portion at one end of the shaft housing 101, so as to stably connect the transmission shaft 102 to the shaft housing 101, so that the two can be stably connected together for use, and the limiting protrusions provided on the first plug-in ring plate 1022 cooperate with the buckling grooves 1012 provided at the port of the shaft housing 101 to limit the connection portion between the two, so as to avoid the two from being generated during use. The transmission shaft 102 is rotated to realize the effective transmission of the shaft housing 101, and the other end of the shaft housing 101 is fixedly connected with the end cover 103, and the second plug-in ring plate 1031 integrally arranged on the end cover 103 is fixedly plugged into the port of the shaft housing 101, which is convenient for stably blocking the port of the shaft housing 101 to ensure stable use. At the same time, the buckle groove 1012 provided at the port of the shaft housing 101 is convenient for inserting auxiliary tools into the groove body to pry the end cover 103 during maintenance, so as to achieve rapid disassembly and assembly operations and improve the convenience of maintenance. The shaft housing 101 is provided with a through hole 1011 at a position corresponding to the key bar 104, so that the key bar 104 can be exposed to the outside of the shaft housing 101 from the through hole 1011 to ensure stable use. The key bar 104 is fixedly connected to the outer wall of the rubber airbag 105, so that the key bar 104 can be driven to move by the expansion and contraction of the rubber airbag 105, so that the key bar 104 can be put into the shaft housing 101, or the key bar 104 can be driven to be exposed from the through hole 1011 of the shaft housing 101, and the rubber airbag 105 can be placed inside the shaft housing 101. The rubber airbag 105 is arranged in the internal cavity, and fixing plates 1051 are arranged at both ends of the rubber airbag 105 to ensure that the rubber airbag 105 is stably installed in the internal cavity of the shaft housing 101 to achieve the purpose of stable use. An air pipe 1052 is arranged on the fixing plate 1051 located at one end of the end cover 103, and the air pipe 1052 extends to the outside of the shaft housing 101 through the through hole opened on the end cover 103, so that the pipeline of the gas transmission equipment and the rubber airbag 105 are connected together by using the air pipe 1052 to ensure that the gas is stably input into the rubber airbag 105.

[0024] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A pneumatic shaft assembly and disassembly mechanism, comprising a shaft member (1) and a quick-release member (2), characterized in that: One end of the shaft housing (101) of the shaft member (1) is fixedly connected to a transmission shaft (102), the transmission shaft (102) is inserted into a plug hole (2012) of a connecting seat (201) on the quick-release member (2), and a support spring (204) is arranged in a ring sleeve (2011) integrally arranged on the connecting seat (201), one end of the support spring (204) is supported on a resistance sleeve (202), and the resistance sleeve (202) is slidably mounted on the connecting seat (201), and elastic limiting claws are integrally arranged on the connecting seat (201), and deformation grooves are provided between the elastic limiting claws.

2. The inflatable shaft assembly and disassembly mechanism according to claim 1, characterized in that: The plug-in hole (2012) provided in the middle of the elastic limiting claw on the connecting seat (201) is arranged in cooperation with the transmission shaft (102), the elastic limiting claw contacts the inner wall of the contact sleeve (202), the inner wall of the contact sleeve (202) and the outer wall of the elastic limiting claw are both inclined contact slopes that cooperate with each other, and the inner diameter of the contact sleeve (202) gradually decreases from top to bottom, and the outer diameter of the annular fixing sleeve formed by the elastic limiting claw gradually decreases from top to bottom, and a connecting shaft (203) is integrally arranged on the connecting seat (201).

3. The inflatable shaft assembly and disassembly mechanism according to claim 1, characterized in that: A first plug-in ring plate (1022) is integrally arranged on the end plate (1021) at one end of the transmission shaft (102), the first plug-in ring plate (1022) is fixedly plugged into a port at one end of the shaft housing (101), and a limiting protrusion arranged on the first plug-in ring plate (1022) is matched with a locking groove (1012) provided at the port of the shaft housing (101), and the other end of the shaft housing (101) is fixedly connected to an end cover (103), and a second plug-in ring plate (1031) integrally arranged on the end cover (103) is fixedly plugged into the port of the shaft housing (101).

4. The inflatable shaft assembly and disassembly mechanism according to claim 3, characterized in that: A through hole (1011) is provided on the shaft housing (101) at a position corresponding to the key bar (104), and the key bar (104) is fixedly connected to the outer wall of the rubber airbag (105). The rubber airbag (105) is arranged in the internal cavity of the shaft housing (101), and fixing plates (1051) are arranged at both ends of the rubber airbag (105). An air pipe (1052) is arranged on the fixing plate (1051) at one end of the end cover (103), and the air pipe (1052) passes through a through hole provided on the end cover (103) and extends to the outside of the shaft housing (101).

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