Noise reduction nozzle with noise reduction function for punching machine

Abstract

The utility model relates to the technical field of noise reduction of punching machines, in particular to a noise reduction nozzle for a punching machine with a noise reduction function, and solves the problems that strong collision noise is generated by friction between a medium and the inner wall of the nozzle when the medium circulates in the nozzle of the punching machine in the prior art, and the noise cannot be reduced when personnel exist in the surrounding working environment. And the problems that the ears of the workers are greatly stimulated due to long-time operation, so that the body health and the working state of the workers are influenced are solved. A silencing nozzle with a silencing function for a punching machine comprises a nozzle body, and a silencing cover is arranged above the nozzle body. The noise transmission range of the nozzle body in the actual use process is reduced, part of noise emitted by the nozzle body is effectively absorbed, hearing of workers is protected, meanwhile, the noise reduction structure is simple and easy to mount and dismount, burden cannot be brought to operation and use of the workers, and the noise reduction structure is suitable for popularization and application. Therefore, convenience is provided for users.

Description

TECHNICAL FIELD

[0001] The utility model relates to stamping machine silencing technical field especially, a kind of silencing nozzle with silencing function for stamping machine. BACKGROUND

[0002] Stamping machine is a stamping press, also called punch press. In national production, stamping process has the advantages of saving materials and energy, high efficiency, low technical requirements for operators, and can produce products that cannot be achieved by machining through various molds, so its use is becoming more and more widespread. The nozzle of the stamping machine plays an important role in the stamping process. During pre-plasticizing, back pressure is established to remove gas and prevent molten material from flowing and improve plasticizing quality. During injection, the nozzle makes good contact with the main bushing of the mold to ensure that the molten material does not overflow under high pressure and other functions.

[0003] During actual use of the stamping machine, when the nozzle of the stamping machine has medium flowing inside, the friction between the medium and the inner wall of the nozzle will produce strong collision noise. In the presence of personnel in the surrounding working environment, long-term operation will cause great irritation to the ears of the workers, thereby affecting the physical health and working state of the workers. Therefore, a silencing nozzle with silencing function for stamping machine is proposed. SUMMARY

[0004] The utility model aims to provide a silencing nozzle with silencing function for stamping machine, which solves the problem of strong collision noise caused by the friction between the medium and the inner wall of the nozzle when the nozzle of the stamping machine has medium flowing inside. In the presence of personnel in the surrounding working environment, long-term operation will cause great irritation to the ears of the workers, thereby affecting the physical health and working state of the workers.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A silencing nozzle with silencing function for stamping machine, comprising a nozzle body, an upper portion of the nozzle body is provided with a silencing cover, a through hole adapted to the nozzle body is formed in the top of the silencing cover, plug holes are formed on both sides of the outer ring of the nozzle body, mounting boxes are fixedly connected to both sides of the silencing cover, a plug rod is horizontally arranged in the inner cavity of the mounting box, one end of the plug rod penetrates the side wall of the mounting box and the side wall of the silencing cover in sequence and is inserted into the corresponding plug hole, and the other end of the plug rod penetrates the adjacent side wall of the mounting box and extends to one side of the mounting box.

[0007] Preferably, a threaded ring is fixedly connected to the upper surface of the nozzle body.

[0008] Preferably, the outer circle of the insertion rod is sleeved with a baffle in the inner cavity of the mounting box, one end of the baffle abuts against the inner side wall of the adjacent mounting box, and the inner cavity of the sound insulation cover is filled with sound insulation cotton.

[0009] Preferably, a spring is mounted on the outer circle of the insertion rod, one end of the spring is fixedly connected with the inner side wall of the adjacent mounting box, and the other end of the spring is fixedly connected with the inner wall of the side of the baffle away from the mounting box.

[0010] Preferably, the extension end of the insertion rod is fixedly connected with a handle.

[0011] Preferably, the outer circle of the nozzle body is fixedly connected with a sliding rod on one side, and the inner surface wall of the through hole is provided with a sliding groove matched with the sliding rod.

[0012] The utility model at least has the following beneficial effects:

[0013] When the personnel use, personnel can install sound insulation cover outside nozzle body, personnel pull two insertion rods, so that the insertion rod enters the inside of corresponding mounting box, personnel aim at the sliding groove with the sliding rod, so that the sound insulation cover is set on the outer circle of the nozzle body, after the position is aligned, personnel loosen the insertion rod, under the action of spring, the baffle force transmits the force to the insertion rod, so that the insertion rod is inserted with corresponding jack, and further has the effect of limiting and fixing, personnel can help nozzle body and punch press to be connected and installed through the thread ring, when the medium flows in the nozzle body, the noise generated by the friction between the medium and the inner wall of the nozzle body can be absorbed by the sound insulation cotton in the sound insulation cover, so that the effect of reducing the noise propagation to the outside is achieved, when the personnel need to disassemble and replace the sound insulation cover, the above operation is repeated in reverse, through the design on the structure, the noise propagation range of the nozzle body in the actual use process is reduced, part of the noise emitted by the nozzle body is effectively absorbed, the hearing of the workers is protected, at the same time, the installation and dismounting steps of the sound insulation structure are simple and easy to operate, which does not bring burden to the operation and use of the personnel, so as to provide convenience for the user.

[0014] The utility model still has the following beneficial effects:

[0015] Through the setting of the thread ring, the nozzle body and the punch press are conveniently installed, through the setting of the baffle, the action force of the spring can be transmitted to the insertion rod, through the setting of the mounting box, the structure operation in the mounting box is ensured not to be affected by external force, through the setting of the handle, the slippage of the insertion rod is reduced when being pulled, through the setting of the sliding rod, the position of the insertion rod and the position of the jack are conveniently aligned with the cooperation of the sliding groove. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical scheme of the utility model embodiment clearer, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0017] Figure 1 It is the structure schematic diagram of the utility model;

[0018] Figure 2 It is the structure schematic diagram of the muffler of the utility model;

[0019] Figure 3 It is the structure schematic diagram of the utility model jack;

[0020] Figure 4 It is the structure schematic diagram of the utility model baffle;

[0021] Figure 5 It is the structure schematic diagram of the utility model slide rod.

[0022] In the drawing: 1, nozzle body;2, muffler;3, threaded ring;4, installation box;5, sliding groove;6, slide rod;7, jack;8, baffle;9, through hole;10, plug rod;11, handle;12, spring. DETAILED DESCRIPTION

[0023] In order to make the technical scheme of the utility model embodiment clearer, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0024] Refer to Figures 1-5The utility model provides a stamping machine sound attenuation nozzle with sound attenuation function, including nozzle body 1, the top of nozzle body 1 is provided with sound attenuation cover 2, the top of sound attenuation cover 2 is provided with the through -hole 9 of being suitable for nozzle body 1, the both sides of the outer ring of nozzle body 1 are provided with the bush 7, the both sides of sound attenuation cover 2 are fixedly connected with installation box 4, the inner chamber of installation box 4 is horizontally provided with the plug -in rod 10, one end of plug -in rod 10 is in proper order and penetrates installation box 4 side wall and sound attenuation cover 2 side wall and is inserted with corresponding bush 7, the other end of plug -in rod 10 penetrates the side wall of adjacent installation box 4 and extends to the side of installation box 4, specifically, when personnel uses, personnel can install sound attenuation cover 2 outside nozzle body 1, personnel pulls two plug -in rods 10, so that plug -in rod 10 enters the inside of corresponding installation box 4, personnel aligns slide bar 6 with slide groove 5, so that sound attenuation cover 2 is set in the outer ring of nozzle body 1, after position alignment, personnel releases plug -in rod 10, under the action of spring 12, baffle 8 force is transmitted to plug -in rod 10, so that plug -in rod 10 is inserted with corresponding bush 7, and then the effect of limiting and fixing is achieved, personnel can help nozzle body 1 and stamping machine to be docked and installed through threaded ring 3, when there is medium flow in the inside of nozzle body 1, the noise emitted by the friction of medium and nozzle body 1 inner wall can be absorbed by the sound attenuation cotton in the inside of sound attenuation cover 2, so as to achieve the effect of reducing the outward propagation of noise, when personnel needs to carry out the operation of disassembling and replacing sound attenuation cover 2, reverse repeats the above operation, through the design on structure, the noise propagation range of nozzle body 1 in the actual use process is reduced, effectively absorbs part of the noise emitted by nozzle body 1, protects the hearing of workers, simultaneously, the installation and disassembly steps of the sound attenuation structure are simple and easy to operate, do not bring the burden of operation and use to personnel, so as to provide the convenience for the user.

[0025] The present scheme has the following working process:

[0026] When personnel uses, personnel can install sound attenuation cover 2 outside nozzle body 1, personnel pulls two plug -in rods 10, so that plug -in rod 10 enters the inside of corresponding installation box 4, personnel aligns slide bar 6 with slide groove 5, so that sound attenuation cover 2 is set in the outer ring of nozzle body 1, after position alignment, personnel releases plug -in rod 10, under the action of spring 12, baffle 8 force is transmitted to plug -in rod 10, so that plug -in rod 10 is inserted with corresponding bush 7, and then the effect of limiting and fixing is achieved, personnel can help nozzle body 1 and stamping machine to be docked and installed through threaded ring 3, when there is medium flow in the inside of nozzle body 1, the noise emitted by the friction of medium and nozzle body 1 inner wall can be absorbed by the sound attenuation cotton in the inside of sound attenuation cover 2, so as to achieve the effect of reducing the outward propagation of noise, when personnel needs to carry out the operation of disassembling and replacing sound attenuation cover 2, reverse repeats the above operation.

[0027] According to the above working process, it can be known that:

[0028] Through the design of structure, the noise propagation range of the nozzle body 1 in the actual use process is reduced, part of the noise emitted by the nozzle body 1 is effectively absorbed, the hearing of the workers is protected, meanwhile, the installation and dismounting steps of the sound-absorbing structure are simple and easy to operate, which does not bring burden to the operation and use of personnel, thereby providing convenience for the users.

[0029] Further, the upper surface of the nozzle body 1 is fixedly connected with the threaded ring 3, specifically, the threaded ring 3 is arranged to facilitate the installation of the nozzle body 1 and the punch.

[0030] Further, the outer circle of the insertion rod 10 and the inner cavity of the mounting box 4 are sleeved with the baffle 8, one end of the baffle 8 abuts against the inner side wall of the adjacent mounting box 4, the inner cavity of the sound-absorbing cover 2 is filled with sound-absorbing cotton, specifically, the setting of the baffle 8 enables the force of the spring 12 to be transmitted to the insertion rod 10.

[0031] Further, the outer circle of the insertion rod 10 is provided with the spring 12, one end of the spring 12 is fixedly connected with the inner side wall of the adjacent mounting box 4, and the other end of the spring 12 is fixedly connected with the inner wall of the side of the baffle 8 away from the mounting box 4, specifically, the setting of the mounting box 4 ensures that the internal structure operation is not affected by external force.

[0032] Further, the extension end of the insertion rod 10 is fixedly connected with the handle 11, specifically, the setting of the handle 11 reduces the slippage of the insertion rod 10 when being pulled.

[0033] Further, the outer circle of the nozzle body 1 is fixedly connected with the sliding rod 6, the inner surface wall of the through hole 9 is provided with the sliding groove 5 matched with the sliding rod 6, specifically, the setting of the sliding rod 6 cooperates with the sliding groove 5 to facilitate the alignment of the position of the insertion rod 10 and the position of the insertion hole 7.

[0034] In summary: in personnel use, personnel can install the soundproof cover 2 outside the nozzle body 1, personnel pull two insertion rods 10, so that the insertion rod 10 enters the inside of the corresponding installation box 4, personnel align the slide bar 6 to the slide groove 5, so that the soundproof cover 2 is sleeved on the outer circle of the nozzle body 1, after alignment, personnel release the insertion rod 10, under the action of the spring 12, the stop piece 8 transmits the force to the insertion rod 10, so that the insertion rod 10 is inserted with the corresponding insertion hole 7, and then the limiting and fixing effect is achieved, personnel can help the nozzle body 1 and the punch press to be connected and installed through the threaded ring 3, when the medium flows in the nozzle body 1, the noise generated by the friction between the medium and the inner wall of the nozzle body 1 can be absorbed by the sound-absorbing cotton in the soundproof cover 2, so that the effect of reducing the noise propagation to the outside is achieved, when personnel need to disassemble and replace the soundproof cover 2, reverse the above operation, through the setting of the threaded ring 3, the nozzle body 1 and the punch press are installed, through the setting of the stop piece 8, the force of the spring 12 can be transmitted to the insertion rod 10, through the setting of the installation box 4, the structure inside is not affected by external force, through the setting of the handle 11, the slipping of the insertion rod 10 is reduced, through the setting of the slide bar 6, the position of the insertion rod 10 and the position of the insertion hole 7 are aligned, through the design of the structure, the noise propagation range of the nozzle body 1 in the actual use process is reduced, part of the noise emitted by the nozzle body 1 is effectively absorbed, the hearing of the workers is protected, at the same time, the installation and disassembly steps of the sound-absorbing structure are simple and easy to operate, which does not bring burden to the operation of personnel, so as to provide convenience for the user.

[0035] The basic principle, main characteristics and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A silencer nozzle for a stamping machine with a silencer function, comprising a nozzle body (1), characterized in that, A silencer cover (2) is provided above the nozzle body (1). The top of the silencer cover (2) is provided with a through hole (9) that is compatible with the nozzle body (1). Insertion holes (7) are provided on both sides of the outer ring of the nozzle body (1). Mounting boxes (4) are fixedly connected to both sides of the silencer cover (2). Insertion rods (10) are horizontally arranged in the inner cavity of the mounting box (4). One end of the insertion rod (10) passes through the side wall of the mounting box (4) and the side wall of the silencer cover (2) in sequence and is inserted into the corresponding insertion hole (7). The other end of the insertion rod (10) passes through the side wall of the adjacent mounting box (4) and extends to one side of the mounting box (4).

2. A silencer nozzle for a stamping machine with a silencer function according to claim 1, characterized in that, A threaded ring (3) is fixedly connected to the upper surface of the nozzle body (1).

3. A silencer nozzle for a stamping machine with a silencer function according to claim 1, characterized in that, The outer ring of the insert (10) and the inner cavity of the mounting box (4) are fitted with a baffle (8), one end of the baffle (8) abuts against the inner side wall of the adjacent mounting box (4), and the inner cavity of the soundproof cover (2) is filled with soundproof cotton.

4. A silencer nozzle for a stamping machine with a silencer function according to claim 3, characterized in that, A spring (12) is installed on the outer ring of the insertion rod (10). One end of the spring (12) is fixedly connected to the inner wall of the adjacent mounting box (4), and the other end of the spring (12) is fixedly connected to the inner wall of the baffle (8) away from the mounting box (4).

5. A silencer nozzle for a stamping machine with a silencer function according to claim 1, characterized in that, A handle (11) is fixedly connected to the extended end of the insertion rod (10).

6. A silencer nozzle for a stamping machine with a silencer function according to claim 1, characterized in that, A slide rod (6) is fixedly connected to one side of the outer ring of the nozzle body (1), and a slide groove (5) adapted to the slide rod (6) is opened on the inner surface wall of the through hole (9).

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