CN217255321U - Connecting device of pneumatic polishing pen - Google Patents

Abstract

The utility model relates to a part surface machining technical field discloses a pneumatic connecting device of pen of polishing, including the pen of polishing, the tail end of the pen of polishing is equipped with the air inlet, and the pen of polishing is located the fixed articulated seat one that is equipped with in air inlet both sides, and it has the hinge bar to peg graft jointly between the articulated seat one, and the hinge bar is located and has cup jointed a pair of articulated seat two between the articulated seat one, and the fixed connector that is equipped with of one end that the hinge bar was kept away from to articulated seat two, the fixed hard tube that is equipped with on the connector, and the one end that articulated seat two were kept away from to the hard tube is connected with the gas transmission pipeline, is equipped with the thin hose of winding hinge bar between the articulated seat two, the hard tube is connected respectively at the both ends of thin hose with the air inlet and the pipe length are surplus. The utility model has the advantages of it is following and effect: the influence of the gas transmission pipeline on traction and pulling of the pneumatic polishing pen can be reduced, and meanwhile, the connecting pipe orifice of the gas transmission pipeline and the pneumatic polishing pen is protected.

Description

Connecting device of pneumatic polishing pen

Technical Field

The utility model relates to a part surface machining technical field, in particular to pneumatic connecting device who polishes a.

Background

In the production process of the self-adjusting arm shell of the automobile, various types of burrs exist generally, which affect the assembly, the service performance and the service life of the self-adjusting arm shell and also affect the normal operation of parts such as a sealing element, a bearing, a gear, a hydraulic element and the like, so that after the self-adjusting arm shell is machined, the surfaces of the parts are polished and deburred. Because the self-adjusting arm shell part is small in size and high in precision, the pneumatic grinding pen with small, exquisite and light size is generally used for processing.

Although the existing pneumatic polishing pen is small and exquisite and light, the pneumatic polishing pen is driven by gas and needs to be connected with a gas pipe at the tail end, so that the pneumatic polishing pen is usually dragged and dragged by the gas pipe when being adjusted in position, the labor intensity of workers is improved to a certain degree, the working efficiency is reduced, meanwhile, the gas pipe continuously pulls and drags the gas pipe or the pneumatic polishing pen for a long time, and the gas pipe or the pneumatic polishing pen is abraded, so that the normal work of pneumatic polishing is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pneumatic connecting device who polishes a pen has and alleviates the gas transmission pipeline and pulls and drag the influence to pneumatic pen of polishing, protects gas transmission pipeline and the pneumatic connected orifice's of polishing effect simultaneously.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a connecting device of pneumatic pen of polishing, is including the pen of polishing, the tail end of the pen of polishing is equipped with the air inlet, the pen of polishing is located the fixed articulated seat one that is equipped with in air inlet both sides, it has the hinge bar to peg graft jointly between the articulated seat one, the hinge bar is located a pair of articulated seat two has been cup jointed between the articulated seat one, the fixed connector that is equipped with of one end that the hinge bar was kept away from to articulated seat two, the fixed hard tube that is equipped with on the connector, the one end that articulated seat two were kept away from to the hard tube is connected with gas transmission pipeline, be equipped with the winding between the articulated seat two the thin hose of hinge bar, the both ends of thin hose are connected respectively the hard tube with air inlet and pipe length are surplus.

Through adopting above-mentioned technical scheme, when the pneumatic pen adjustment position of polishing, certain rotation takes place for a moment for articulated seat two and the connector of the pneumatic pen tail end of polishing, and certain deformation can take place this moment at the thin hose between the two, maintains the initial position that the gas transmission pipeline was connected to the hard tube to reduced the pulling and the power of dragging of gas transmission pipeline to a certain extent, alleviateed workman's work burden. Wherein thin hose winding hinge rod not only can certainly restrict the deformation size of thin hose, avoids in thin hose extrudes articulated seat two, but also can reserve out the surplus space of thin hose pipe length to guarantee that the rotation range of articulated seat one relative articulated seat two is enough.

The utility model discloses a further set up to: one end of the hard tube, which is positioned between the two hinged seats, is fixedly provided with a hose connector with a small diameter, and the hose connector is connected with the thin hose.

By adopting the technical scheme, the hard tube can enable the thin hose to be communicated with the thick gas transmission pipeline by utilizing the hose interface with small diameter.

The utility model discloses a further set up to: the connecting head is provided with a hole, the hard tube is inserted into the hole, the outer ring of the hard tube is provided with a chute, the connecting head is in threaded connection with a fixing screw penetrating into the hole, and one end of the fixing screw is embedded in the chute.

By adopting the technical scheme, when the surplus length of the thin hose is not enough, the fixing screw can be unscrewed, the hard tube in the opening hole is pushed to slide towards one end connected with the thin hose, the fixing screw is screwed up until a certain distance, and the position of the hard tube is fixed, so that the certain surplus length of the thin hose is increased, and the rotation amplitude of the pneumatic polishing pen relative to the gas transmission pipeline is increased.

The utility model discloses a further set up to: and one end of the fixing screw, which is positioned outside the opening, is fixedly connected with a knob.

Through adopting above-mentioned technical scheme, conveniently screw up and unscrew set screw.

The utility model discloses a further set up to: and two ends of the hinge rod, which are positioned outside the hinge seat I, are in threaded connection with fixing nuts.

Through adopting above-mentioned technical scheme, utilize fixation nut, not only can keep being connected of articulated rod and articulated seat one, articulated seat two, but also can improve or reduce the rotation frictional force between articulated seat one and the articulated seat two.

The utility model has the advantages that: through connection structure between pneumatic pen and the pipeline of polishing, not only alleviate the gas transmission pipeline and drag the influence that the pen dragged and pull to pneumatic polishing to improve workman work efficiency, but also indirect wearing and tearing that prevent to take place between the two, the pneumatic air inlet and the gas transmission pipeline mouth of pipe of the pen of polishing of effectual protection.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.

FIG. 1 is a schematic perspective view of the present embodiment;

FIG. 2 is a schematic view of the connection relationship between the first hinge seat and the second hinge seat of the present embodiment;

FIG. 3 is a schematic view showing the connection relationship between the connecting head and the hard tube according to the present embodiment;

in the figure, 1, a grinding pen; 11. an air inlet; 2. a first hinge seat; 21. a hinged lever; 22. fixing a nut; 3. a second hinge seat; 31. a connector; 311. opening a hole; 32. a fixing screw; 321. a knob; 4. a hard tube; 41. a hose connector; 42. a chute; 5. a thin hose; 6. a gas pipeline.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example (b): a connecting device of a pneumatic polishing pen 1 is shown in figures 1 and 2 and comprises a polishing pen 1, wherein an air inlet 11 is formed in the tail end of the polishing pen 1, hinge seats I2 are fixedly arranged on two sides of the air inlet 11 of the polishing pen 1, hinge rods 21 are jointly inserted between the hinge seats I2, a pair of hinge seats II 3 is sleeved between the hinge rods 21 and located between the hinge seats I2, a connector 31 is fixedly arranged at one end, far away from the hinge rods 21, of each hinge seat II 3, a hard tube 4 is fixedly arranged on the connector 31, one end, far away from the hinge seats II 3, of each hard tube 4 is connected with an air transmission pipeline 6, a thin hose 5 wound around the hinge rods 21 is arranged between the hinge seats II 3, two ends of the thin hose 5 are respectively connected with the hard tube 4 and the air inlet 11, the length of the hose is surplus, when the position of the pneumatic polishing pen 1 is adjusted, the hinge seats I2 at the tail end of the pneumatic polishing pen 1 can rotate to a certain degree relative to the hinge seats II 3 and the connector 31, the thin hose 5 between the two will deform to some extent at this time to maintain the initial position of the hard pipe 4 connected with the gas transmission pipeline 6, thereby reducing the traction and pulling force of the gas transmission pipeline 6 to some extent and reducing the labor burden of workers. Wherein, the thin hose 5 winding articulated rod 21 not only can certainly restrict the deformation size of thin hose 5, avoids in thin hose 5 extrudes articulated seat two 3, but also can reserve the surplus space of 5 pipe lengths of thin hose to guarantee that the rotation range of articulated seat one 2 relative articulated seat two 3 is enough.

As shown in fig. 2, the two ends of the hinge rod 21 outside the hinge seat i 2 are connected with the fixing nuts 22 through threads, so that the connection between the hinge rod 21 and the hinge seat i 2 and the hinge seat ii 3 can be maintained, and the rotation friction between the hinge seat i 2 and the hinge seat ii 3 can be improved or reduced.

As shown in fig. 3, a connection head 31 is provided with a hole 311, a hard tube 4 is inserted into the hole 311, an outer ring of the hard tube 4 is provided with a sliding groove 42, the connection head 31 is connected with a fixing screw 32 penetrating into the hole 311 in a threaded manner, one end of the fixing screw 32 is embedded in the sliding groove 42, when the surplus length of the thin hose 5 is insufficient, the fixing screw 32 can be unscrewed, the hard tube 4 in the hole 311 is pushed to slide towards one end connected with the thin hose 5, the fixing screw 32 is screwed down until a certain distance is reached, and the position of the hard tube 4 is fixed, so that a certain surplus length of the thin hose 5 is increased, and the rotation amplitude of the pneumatic polishing pen 1 relative to the gas transmission pipeline 6 is increased; one end of the hard tube 4, which is positioned between the second hinge seats 3, is fixedly provided with a small-diameter hose connector 41, and the hose connector 41 is connected with the thin hose 5 so as to ensure that the thin hose 5 is communicated with the thick gas transmission pipeline 6; the knob 321 is fixedly connected to one end of the fixing screw 32 located outside the opening 311, so as to facilitate screwing and unscrewing the fixing screw 32.

Claims (5)

1. A connecting device of a pneumatic polishing pen (1) comprises the polishing pen (1), an air inlet (11) is arranged at the tail end of the polishing pen (1), it is characterized in that the two sides of the air inlet (11) of the polishing pen (1) are fixedly provided with a first hinge seat (2), a hinge rod (21) is jointly inserted between the hinge seats I (2), a pair of hinge seats II (3) is sleeved between the hinge rods (21) positioned on the hinge seats I (2), a connector (31) is fixedly arranged at one end of the second hinge seat (3) far away from the hinge rod (21), a hard tube (4) is fixedly arranged on the connector (31), one end of the hard tube (4) far away from the second hinged seat (3) is connected with a gas transmission pipeline (6), a thin hose (5) wound around the hinge rod (21) is arranged between the second hinge seat (3), the two ends of the thin hose (5) are respectively connected with the hard pipe (4) and the air inlet (11) and the length of the hose is surplus.

2. A connecting device for a pneumatic sanding pen (1) as claimed in claim 1, characterised in that: one end of the hard tube (4) between the two hinged seats (3) is fixedly provided with a small-diameter hose connector (41), and the hose connector is connected with the thin hose (5).

3. A pneumatic sharpening pen (1) connection device according to claim 1, characterized in that: seted up trompil (311) on connector (31), hard tube (4) are pegged graft trompil (311), spout (42) have been seted up on hard tube (4) outer lane, threaded connection wears into set screw (32) of trompil (311) on connector (31), the one end of set screw (32) inlay in spout (42).

4. A pneumatic sharpening pen (1) connection device according to claim 3, characterized in that: and one end of the fixing screw (32) positioned outside the opening (311) is fixedly connected with a knob (321).

5. A pneumatic sharpening pen (1) connection device according to claim 1, characterized in that: the two ends of the hinge rod (21) outside the hinge seat I (2) are in threaded connection with fixing nuts (22).

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