Noise reduction electric cylinder

Abstract

The utility model discloses a noise reduction electric cylinder which comprises a base, an electric cylinder body is arranged on one side of the base, one end of the electric cylinder body is in transmission connection with a servo motor through a speed reducer, a first protective cover and a second protective cover are arranged outside the electric cylinder body and the servo motor in a covering mode, and first noise reduction layers are arranged on the inner wall of the first protective cover and the inner wall of the second protective cover. According to the electric cylinder, the first protective cover and the second protective cover are arranged on the outer sides of the electric cylinder body and the servo motor in a covering mode, the outer portions of the electric cylinder body and the servo motor can be protected in a covering mode, the use safety of the electric cylinder can be improved, and the first noise reduction layers are arranged on the inner walls of the first protective cover and the second protective cover; by arranging the first protective cover and the second protective cover, the exteriors of the electric cylinder body and the servo motor can be subjected to noise reduction treatment, the noise reduction effect is good, the first protective cover and the second protective cover are arranged outside the electric cylinder, manufacturing and mounting are convenient and fast, and meanwhile noise reduction use treatment can be conducted on electric cylinders of different models.

Description

Technical Field

[0001] The utility model relates to the technical field of electric cylinders, in particular to a noise-reducing electric cylinder. Background Art

[0002] Electric cylinders are products designed for continuous motion, low to high loads (usually high speeds), and can be used multiple times in their service life. These products have extremely high positioning accuracy and controllability, and can achieve precise motion control under loads ranging from several kilograms to 50 tons. In terms of size, electric cylinders are more compact. Ewellix's electric cylinders use precision ball or roller screws instead of hydraulic systems, and are driven by external motors and gearboxes.

[0003] In the prior art, a noise reduction electric cylinder with application number 202021321204.2 includes a structural body, which includes: an electric cylinder body, a servo motor and a reducer; the electric cylinder adopts a simple structure, which is only modified from a traditional electric cylinder, and the use cost is not high, which is easy to popularize. However, the electric cylinder body and the servo motor cannot be covered with protection, which affects the safety of the electric cylinder, and the silencing and noise reduction effect is poor, and the manufacturing and installation are inconvenient. Utility Model Content

[0004] The purpose of the utility model is to provide a noise-reducing electric cylinder to solve the problems in the prior art that the electric cylinder body and the outside of the servo motor cannot be covered and protected, thereby affecting the safety of the electric cylinder, and the noise reduction effect is poor and the manufacturing and installation are inconvenient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a noise-reducing electric cylinder, comprising a base, an electric cylinder body is provided on one side of the base, one end of the electric cylinder body is connected to a servo motor through a reducer, the electric cylinder body and the outer cover of the servo motor are provided with a first protective cover and a second protective cover, the inner walls of the first protective cover and the second protective cover are provided with a first sound-absorbing layer, the first protective cover and the second protective cover are fixed by bolts, a heat dissipation channel is opened on one side of the first protective cover and the second protective cover, a noise reduction baffle is provided in the heat dissipation channel through a support rod, and a second sound-absorbing layer is provided on one side of the noise reduction baffle.

[0006] Furthermore, an upper clamping interface is provided on the upper side of the first protective cover and the second protective cover, and a lower clamping interface is provided on the lower side of the first protective cover and the second protective cover.

[0007] Furthermore, the inner walls of the upper card interface and the lower card interface are both provided with elastic sealing layers, and the elastic sealing layers are made of rubber layers.

[0008] Further, a first connecting plate is provided on one side of the first protective cover, a second connecting plate is provided on one side of the second protective cover, and a plurality of groups of the first connecting plate and the second connecting plate are horizontally arranged corresponding to each other.

[0009] Further, the bolt includes a screw rod provided on one side of the first connecting plate, and the other end of the screw rod slidably penetrates through the connecting hole of the second connecting plate and is fixedly connected by a limit nut.

[0010] Further, the noise reduction baffle is arranged as a circular plate, and the outer diameter of the noise reduction baffle is larger than the inner diameter of the heat dissipation hole at one end of the heat dissipation channel.

[0011] Further, the heat dissipation hole is arranged as a circular hole, and a dust filter net is arranged inside the heat dissipation hole.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. With the first protective cover and the second protective cover provided outside the electric cylinder body and the servo motor of the present utility model, the outside of the electric cylinder body and the servo motor can be covered and protected, which is beneficial to improving the safety of the electric cylinder in use. Moreover, the inner walls of the first protective cover and the second protective cover are provided with a first sound insulation layer, so that the outside of the electric cylinder body and the servo motor can be sound-insulated, and the sound insulation and noise reduction effect is good. In addition, the first protective cover and the second protective cover are arranged outside the electric cylinder without involving the internal structure, and the production and installation are convenient and fast. At the same time, it can be used for noise reduction treatment of electric cylinders of different models.

[0014] 2. Moreover, the first protective cover and the second protective cover of the present utility model are fixedly connected by bolts. The bolt includes a screw rod provided on one side of the first connecting plate, and the other end of the screw rod slidably penetrates through the connecting hole of the second connecting plate and is fixedly connected by a limit nut, so that the connection between the first protective cover and the second protective cover is highly stable, and the disassembly and assembly are convenient and fast.

[0015] 3. With the heat dissipation channels provided on both sides of the first protective cover and the second protective cover of the present utility model, the electric cylinder covered inside the first protective cover and the second protective cover can be ventilated and cooled. Moreover, a noise reduction baffle is provided in the heat dissipation channel through a support rod, and a second sound insulation layer is provided on one side of the noise reduction baffle, which can perform noise reduction treatment on the middle part of the heat dissipation channel, so that the first protective cover and the second protective cover have excellent noise reduction functions while also being able to be used for ventilation and heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0017] Figure 1This is the overall structural front view of the utility model;

[0018] Figure 2 It is a schematic diagram of the protective cover structure of the utility model;

[0019] Figure 3 It is a top view of the protective cover structure of the utility model.

[0020] In the figure: 1. base; 2. electric cylinder; 3. servo motor; 4. upper card interface; 5. lower card interface; 6. first sound-absorbing layer; 7. first protective cover; 8. second protective cover; 9. first connecting plate; 10. second connecting plate; 11. elastic sealing layer; 12. screw; 13. heat dissipation channel; 14. heat dissipation hole; 16. support rod; 17. noise reduction baffle; 18. second sound-absorbing layer; 19. limit nut. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 , Figure 2 , Figure 3 In the embodiment of the utility model, a noise reduction electric cylinder includes a base 1, an electric cylinder body 2 is arranged on one side of the base 1, one end of the electric cylinder body 2 is connected to a servo motor 3 through a reducer transmission, and the outer covers of the electric cylinder body 2 and the servo motor 3 are provided with a first protective cover 7 and a second protective cover 8, so that the outside of the electric cylinder body 2 and the servo motor 3 can be covered and protected, which is beneficial to improving the safety of the use of the electric cylinder, and the inner walls of the first protective cover 7 and the second protective cover 8 are provided with a first sound-absorbing layer 6, so that the outside of the electric cylinder body 2 and the servo motor 3 can be silenced, and the sound-absorbing and noise reduction effect is good, and the first protective cover 7 and the second protective cover 8 are arranged on the electric cylinder body 2. The outside of the cylinder does not involve the internal structure, and the production and installation are convenient and quick. The first protective cover 7 and the second protective cover 8 are fixed by bolts. A heat dissipation channel 13 is opened on one side of the first protective cover 7 and the second protective cover 8, so that the electric cylinder covered inside the first protective cover 7 and the second protective cover 8 can be ventilated and cooled. A noise reduction baffle 17 is provided in the heat dissipation channel 13 through a support rod 16, and a second sound-absorbing layer 18 is provided on one side of the noise reduction baffle 17, which can perform sound absorption and noise reduction treatment on the middle part of the heat dissipation channel 13, so that the first protective cover 7 and the second protective cover 8 have excellent noise reduction function and can also be used for ventilation and heat dissipation.

[0023] Preferably, upper clamping interfaces 4 are provided on the upper sides of the first protective cover 7 and the second protective cover 8, and lower clamping interfaces 5 are formed on the lower sides of the first protective cover 7 and the second protective cover 8, facilitating clamping and fixing the first protective cover 7 and the second protective cover 8 outside the electric cylinder body 2 and the servo motor 3 for protective treatment.

[0024] Preferably, elastic sealing layers 11 are provided on the inner walls of the upper clamping interfaces 4 and the lower clamping interfaces 5, and the elastic sealing layers 11 are made of rubber layers, which is beneficial to improving the stability and sealing performance of the first protective cover 7 and the second protective cover 8 when clamped outside the electric cylinder body 2 and the servo motor 3, and the noise reduction and protection effect is better.

[0025] Preferably, a first connecting plate 9 is provided on one side of the first protective cover 7, a second connecting plate 10 is provided on one side of the second protective cover 8, and multiple groups of the first connecting plate 9 and the second connecting plate 10 are horizontally corresponding. The bolt includes a screw rod 12 provided on one side of the first connecting plate 9. The other end of the screw rod 12 slidably penetrates through the connecting hole of the second connecting plate 10 and is connected and fixed by a limit nut 19, so that the connection and fixation stability between the first protective cover 7 and the second protective cover 8 is relatively high, and the disassembly and assembly are convenient and fast.

[0026] Preferably, the noise reduction baffle 17 is arranged as a circular plate, and the outer diameter of the noise reduction baffle 17 is larger than the inner diameter of the heat dissipation holes 14 at one end of the heat dissipation channel 13. The heat dissipation holes 14 are arranged as circular holes, so that the middle part in the heat dissipation channel 13 can be subjected to noise reduction treatment, and while the first protective cover 7 and the second protective cover 8 have excellent noise reduction functions, they can also be used for ventilation and heat dissipation.

[0027] The working principle and usage process of the present utility model: When in use, the first protective cover 7 and the second protective cover 8 are installed and fixed on the outer sides of the electric cylinder body 2 and the servo motor 3 through bolts, so that the outer parts of the electric cylinder body 2 and the servo motor 3 can be covered and protected, which is beneficial to improving the safety of the electric cylinder during use. Moreover, since the first sound insulation layer 6 is provided on the inner walls of the first protective cover 7 and the second protective cover 8, the outer parts of the electric cylinder body 2 and the servo motor 3 can be subjected to sound insulation treatment, and the sound insulation and noise reduction effect is better. In addition, the first protective cover 7 and the second protective cover 8 are arranged outside the electric cylinder without involving the internal structure, and the production and installation are convenient and fast. At the same time, it can be used for noise reduction of different models of electric cylinders.

[0028] Finally, it should be noted that: The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A noise-reducing electric cylinder, comprising a base (1), characterized in that: An electric cylinder body (2) is provided on one side of the base (1); one end of the electric cylinder body (2) is connected to a servo motor (3) via a reducer transmission; a first protective cover (7) and a second protective cover (8) are provided on the outer side covers of the electric cylinder body (2) and the servo motor (3); a first sound-absorbing layer (6) is provided on the inner wall of the first protective cover (7) and the second protective cover (8); the first protective cover (7) and the second protective cover (8) are connected and fixed by bolts; a heat dissipation channel (13) is provided on one side of the first protective cover (7) and the second protective cover (8); a noise reduction baffle (17) is provided in the heat dissipation channel (13) via a support rod (16); and a second sound-absorbing layer (18) is provided on one side of the noise reduction baffle (17).

2. The noise-reducing electric cylinder according to claim 1, characterized in that: An upper clamping interface (4) is provided on the upper side of the first protective cover (7) and the second protective cover (8), and a lower clamping interface (5) is provided on the lower side of the first protective cover (7) and the second protective cover (8).

3. The noise reduction electric cylinder according to claim 2, characterized in that: The inner walls of the upper card interface (4) and the lower card interface (5) are both provided with an elastic sealing layer (11), and the elastic sealing layer (11) is a rubber layer.

4. A noise reduction electric cylinder according to claim 1, characterized in that: A first connecting plate (9) is provided on one side of the first protective cover (7), a second connecting plate (10) is provided on one side of the second protective cover (8), and a plurality of groups of the first connecting plates (9) and the second connecting plates (10) are provided horizontally and correspondingly.

5. The noise reduction electric cylinder according to claim 4, wherein: The bolt comprises a screw rod (12) arranged on one side of the first connecting plate (9), and the other end of the screw rod (12) slides through the connecting hole of the second connecting plate (10) and is connected and fixed by a limiting nut (19).

6. The noise reduction electric cylinder according to claim 1, wherein: The noise reduction baffle (17) is configured as a circular plate, and the outer diameter of the noise reduction baffle (17) is greater than the inner diameter of the heat dissipation hole (14) at one end of the heat dissipation channel (13).

7. The noise-reducing electric cylinder according to claim 6, characterized in that: The heat dissipation hole (14) is configured as a circular hole.

Images