Tooth type brake

Abstract

The utility model discloses a tooth type brake, which relates to the technical field of brakes, and comprises a brake cable seat and a brake fluted disc, the inner side of the brake cable seat is provided with a sealing cavity, the rear end face of the brake fluted disc is sequentially and fixedly connected with a connecting ring and an extrusion plate, and the rear end face of the brake cable seat is connected with an air delivery pipe, a collecting pipe and an air inlet pipe. According to the tooth type brake, the brake cable base is powered on to generate magnetic force, then the brake fluted disc is attracted to be close to the brake cable base, the end face teeth of the brake cable base and the end face teeth of the brake fluted disc are combined, the braking function is achieved, the structure can rapidly respond and control movement, and the problem that braking is not timely due to the fact that the braking response is too slow is solved; and the air pump is automatically started to inject compressed air into the sealing cavity, so that sliding of the extrusion plate is buffered, then buffering protection is performed on movement of the brake fluted disc, and the problem of element loss caused by violent collision of the brake cable seat and the brake fluted disc due to too fast electromagnetic adsorption is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to brake technology field, concretely is a gear type brake. BACKGROUND

[0002] The brake, also known as the brake, is a mechanical part with the function of reducing the speed, stopping or keeping the stopping state of the moving parts in the machine. Among them, the gear type brake is a common brake. The brake is combined by the gear to brake. The gear is separated to continue rotating. It has the advantages of simple structure, high precision, high speed movement and high viscous force. Therefore, it is widely used in mechanical manufacturing and other industries, such as industrial robots, automatic production lines, printing machines, steel and metallurgical industries.

[0003] The existing gear type brake is generally combined or separated by the piston driven by the air pressure or the electromagnetic structure when it works. However, the piston driven by the air pressure reacts slowly, which leads to the brake not timely. The electromagnetic structure easily leads to the impact force of the two gears being too large, which makes the element easy to wear. Both methods will produce safety hazards and have poor use protection.

[0004] In view of the above problems, it is necessary to innovate and design on the basis of the original equipment. Therefore, we propose a gear type brake which can solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a gear type brake to solve the problem that the existing gear type brake is generally combined or separated by the piston driven by the air pressure or the electromagnetic structure, the piston driven by the air pressure reacts slowly, which leads to the brake not timely, the electromagnetic structure easily leads to the impact force of the two gears being too large, which makes the element easy to wear, both methods will produce safety hazards and have poor use protection.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a gear type brake, comprising a brake wire seat and a brake gear disc, the brake wire seat is movably sleeved on the outside of the main shaft, and one end is fixedly installed on the machine seat, the brake gear disc is sleeved on the outside of the main shaft, and is axially limited between the main shaft; the brake wire seat can generate magnetic force when electrified, an end face fixing plate is arranged between the brake gear disc and the main shaft, the inside of the end face fixing plate is connected with the brake gear disc through a back-pulling spring; a sealing cavity is arranged on the inside of the brake wire seat, a connecting ring and an extrusion plate are sequentially fixedly connected to the rear end face of the brake gear disc, the connecting ring penetrates through the sealing cavity to the inside thereof, and the extrusion plate slides on the inside of the sealing cavity, a plurality of gas conveying pipes are connected to the rear end face of the brake wire seat, the gas conveying pipes are uniformly distributed in a circle, a collecting pipe is fixedly connected to the gas conveying pipes, a gas inlet pipe is fixedly connected to the rear end of the collecting pipe, and a gas pump and compressed air are connected to the gas inlet pipe.

[0007] Preferably, the brake wire seat and the brake toothed disc are movably connected through a middle core sleeve, which makes the movement of the brake toothed disc more smooth.

[0008] Preferably, the rear end of the extrusion plate is fixedly connected with a sealing ring, and the outer diameter of the sealing ring matches the inner diameter of the sealing cavity.

[0009] Preferably, the air inlet pipe is provided with an electric air valve for controlling the opening and closing of the air inlet pipe.

[0010] Preferably, the air conveying pipe, the collecting pipe and the air inlet pipe are detachably installed at the rear end of the brake wire seat through an installation assembly, the installation assembly comprises a limiting convex ring formed on the outer wall of the air conveying pipe, the outer side of the air conveying pipe is slidably connected with an installation plate, the installation plate is pressed against the limiting convex ring, the installation plate is provided with a limiting slot matched with the air conveying pipe, the side wall of the installation plate is formed with a rotating vertical plate, the rear end surface of the brake wire seat is formed with a fixed vertical plate, the rotating vertical plate and the fixed vertical plate on the same side are combined and slidably connected with a sliding rod on the inner side, the side walls of the two sliding rods are fixedly connected with a connecting block, and the limiting spring is fixedly connected between the connecting block and the fixed vertical plate on the outer side of the two sliding rods.

[0011] Preferably, the inner diameter of one end of the limiting slot matches the outer diameter of the air conveying pipe, and the inner diameter of the other end matches the outer diameter of the limiting convex ring.

[0012] Preferably, the rotating vertical plate and the fixed vertical plate are arc-shaped plate structures, and the formed arc of the two arc-shaped plate structures matches the outer diameter of the installation plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the toothed brake device generates magnetic force by electrifying the brake wire seat, then attracts the brake toothed disc to move close, so that the end surface teeth of the brake wire seat and the brake toothed disc are combined to achieve the brake function, the structure can quickly respond and control movement, and the problem that the brake is not timely due to slow brake reaction is avoided; the air pump is automatically started to inject compressed air into the sealing cavity, so as to slow down the sliding of the extrusion plate, then buffer and protect the movement of the brake toothed disc, so as to avoid the problem that the brake wire seat and the brake toothed disc are impacted too violently due to too fast electromagnetic adsorption, and the elements are damaged, and the specific content is as follows: (1) when the brake action is performed, the brake wire seat is electrified to generate magnetic force, then the brake toothed disc is attracted to move close, so that the end surface teeth of the brake wire seat and the brake toothed disc are combined to achieve the brake function, after the power is turned off, the brake wire seat loses the magnetic force, the back-and-forth spring in the end surface fixed plate drives the brake toothed disc to separate from the brake wire seat, and the main shaft can continue to rotate, the structure can quickly respond and control movement, and the problem that the brake is not timely due to slow brake reaction is avoided.

[0014] (2) When the electromagnetic brake operates, the extrusion plate will move synchronously with the brake tooth disc, at this time, the air pump is automatically started to inject compressed air into the sealed cavity through the air inlet pipe, the collecting pipe and each gas conveying pipe in turn, so as to slow down the sliding of the extrusion plate, so as to buffer the movement of the brake tooth disc, thereby avoiding the problem of excessive wear of components caused by too fast electromagnetic adsorption and too violent impact of the brake wire seat and the brake tooth disc.

[0015] (3) By movably installing the middle core shaft sleeve between the brake wire seat and the brake tooth disc, the movement of the brake tooth disc can be smoother.

[0016] (4) By setting the installation assembly, when in use, only the connecting blocks on both sides are moved outward to make the sliding rod come out of the rotating vertical plate, at this time, the mounting plate can be rotated, and the limiting groove is synchronously rotated, so that the limiting convex ring can come out of the mounting plate through the limiting groove, thereby realizing the overall disassembly of the gas conveying pipe, the air inlet pipe and the air inlet pipe, so as to facilitate the maintenance of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view structure schematic diagram of the whole utility model;

[0018] Figure 2 It is a rear view structure schematic diagram of the whole utility model;

[0019] Figure 3 It is an explosion structure schematic diagram of the whole utility model;

[0020] Figure 4 It is a cut structure schematic diagram of the whole utility model;

[0021] Figure 5 It is a front view structure schematic diagram of the whole utility model; Figure 4 It is an enlarged structure schematic diagram of A in the middle;

[0022] Figure 6 It is an explosion structure schematic diagram of the brake wire seat and the installation assembly of the whole utility model.

[0023] In the drawing: 1, brake wire seat; 2, brake tooth disc; 3, end face fixed plate; 4, middle core shaft sleeve; 5, sealed cavity; 6, connecting ring; 7, extrusion plate; 8, sealing ring; 9, gas conveying pipe; 10, collecting pipe; 11, air inlet pipe; 12, electric air valve; 13, limiting convex ring; 14, mounting plate; 15, limiting groove; 16, rotating vertical plate; 17, fixed vertical plate; 18, sliding rod; 19, connecting block; 20, limiting spring. DETAILED DESCRIPTION

[0024] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0025] Embodiment one: please refer to Figures 1-6 The utility model provides the following technical scheme: a tooth formula brake, including brake cable seat 1, brake tooth disc 2, brake cable seat 1 activity sleeve joint is in the main shaft outside, and one end fixed mounting is in the machine stand, brake tooth disc 2 sleeve joint is in the main shaft outside, and between the main shaft axial limit, brake cable seat 1 with brake tooth disc 2 between the movable installation has the middle core shaft sleeve 4, and the middle core shaft sleeve 4 is used to make brake tooth disc 2's movement more smooth;Brake cable seat 1 electricity generation can produce magnetic force, and brake tooth disc 2 with the main shaft between the setting has end face fixed plate 3, and the inside of end face fixed plate 3 is connected with brake tooth disc 2 through back pull spring, when carrying out brake action, electricity generation produces magnetic force to brake cable seat 1, in turn attracts brake tooth disc 2 close, makes brake cable seat 1, brake tooth disc 2's end face tooth combination, to reach brake function, after power off, brake cable seat 1 loses magnetic force, and the back pull spring in end face fixed plate 3 drives brake tooth disc 2 and separates with brake cable seat 1, and the main shaft can continue to rotate, and electromagnetic brake as an ideal automatic execution element, can respond quickly and control movement, avoids the problem that brake is not in time caused by brake reaction is too slow.

[0026] The inner side of the brake cable seat 1 is provided with a sealing cavity 5, the rear end face of the brake disc 2 is sequentially fixedly connected with a connecting ring 6 and an extrusion plate 7, the connecting ring 6 penetrates the sealing cavity 5 to the inside thereof, and the extrusion plate 7 slides on the inner side of the sealing cavity 5, the rear end face of the brake cable seat 1 is connected with a plurality of gas conveying pipes 9, the gas conveying pipes 9 are uniformly distributed in the circumference and are fixedly connected with a collecting pipe 10, the rear end of the collecting pipe 10 is fixedly connected with an air inlet pipe 11, the air inlet pipe 11 is connected with an air pump and compressed air, and an electric air valve 12 is installed on the air inlet pipe 11 for controlling the opening and closing of the air inlet pipe 11, thereby realizing the injection and stabilization of air, when the electromagnetic brake operates, the brake disc 2 is attracted by the brake cable seat 1 and drives the extrusion plate 7 to slide along the inner side of the sealing cavity 5 through the connecting ring 6, at this time, the air pump is automatically started to inject compressed air into the sealing cavity 5 through the air inlet pipe 11, the collecting pipe 10 and each gas conveying pipe 9, thereby slowing down the sliding of the extrusion plate 7, so as to buffer the movement of the brake disc 2, thereby avoiding the problem of excessive wear of elements caused by the too fast electromagnetic attraction and the too violent impact of the brake cable seat 1 and the brake disc 2, and the rear end outer edge of the extrusion plate 7 is fixedly connected with a sealing ring 8, the outer diameter of the sealing ring 8 matches the inner diameter of the sealing cavity 5, thereby ensuring the sealing effect of the inside of the sealing cavity 5, so that the air injection can effectively realize the slowing down effect of the brake disc 2.

[0027] In use, only the connecting blocks 19 on both sides are moved outward, so that the sliding rods 18 are separated from the rotating vertical plates 16, at this time, the installation plate 14 can be rotated, and the limiting groove 15 is synchronously rotated, wherein, the inner diameter of one end of the limiting groove 15 matches the outer diameter of the gas conveying pipe 9, and the inner diameter of the other end matches the outer diameter of the limiting convex ring 13, through the structural arrangement of the limiting groove 15, when the smaller end is clamped on the outer side of the gas conveying pipe 9, the limiting convex ring 13 can be limited, and when the rotating installation plate 14 is converted into the larger end, the limiting convex ring 13 can pass through the installation plate 14 through the end, so that the limiting convex ring 13 can be separated from the installation plate 14 through the limiting groove 15, thereby realizing the overall disassembly of the gas conveying pipe 9, the gas collecting pipe 10 and the gas inlet pipe 11, so as to facilitate the maintenance of the device, and the rotating vertical plate 16 and the fixed vertical plate 17 are arc plate structures, and the formed radii of the two match the outer diameter of the installation plate 14, so that the installation plate 14 can be smoothly rotated along the inner side of the fixed vertical plate 17.

[0028] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0029] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A tooth brake, comprising a brake wire seat (1) and a brake toothed disc (2), the brake wire seat (1) is movably sleeved on the outside of a main shaft and is fixedly installed on a machine base at one end, the brake toothed disc (2) is sleeved on the outside of the main shaft and is axially limited with the main shaft; characterized in that The brake wire seat (1) can generate magnetic force when energized, the brake toothed disc (2) is provided with an end face fixing plate (3) between the brake toothed disc (2) and the main shaft, the inside of the end face fixing plate (3) is connected with the brake toothed disc (2) through a back pulling spring; The inside of the brake wire seat (1) is provided with a sealing cavity (5), the rear end face of the brake toothed disc (2) is sequentially fixedly connected with a connecting ring (6) and an extrusion plate (7), the connecting ring (6) penetrates through the sealing cavity (5) to the inside thereof and the extrusion plate (7) slides on the inside of the sealing cavity (5), the rear end face of the brake wire seat (1) is connected with a plurality of gas conveying pipes (9), the gas conveying pipes (9) are uniformly distributed in a circle and are commonly fixedly connected with a collecting pipe (10), the rear end of the collecting pipe (10) is fixedly connected with an air inlet pipe (11), and the air inlet pipe (11) is connected with a gas pump and compressed air.

2. A toothed brake as claimed in claim 1, wherein: The brake wire seat (1) and the brake toothed disc (2) are movably installed with a middle core shaft sleeve (4), the middle core shaft sleeve (4) is used to make the movement of the brake toothed disc (2) more smooth.

3. A toothed brake as claimed in claim 1, wherein: The rear end outer edge of the extrusion plate (7) is fixedly connected with a sealing ring (8), and the outer diameter of the sealing ring (8) matches the inner diameter of the sealing cavity (5).

4. A toothed brake as claimed in claim 1, wherein: An electric air valve (12) is installed on the air inlet pipe (11) to control the opening and closing of the air inlet pipe (11).

5. A toothed brake as claimed in claim 4, wherein: The gas conveying pipes (9), the collecting pipe (10) and the air inlet pipe (11) are detachably installed on the rear end of the brake wire seat (1) through a mounting assembly, the mounting assembly comprises a limiting convex ring (13) formed on the outer wall of the gas conveying pipe (9), the outside of the gas conveying pipe (9) is commonly slidably connected with a mounting plate (14), the mounting plate (14) is pressed on the limiting convex ring (13), the mounting plate (14) is provided with a limiting groove (15) matched with the gas conveying pipe (9), a rotating vertical plate (16) is formed on the side wall of the mounting plate (14), a fixed vertical plate (17) is formed on the rear end face of the brake wire seat (1), the rotating vertical plate (16) and the fixed vertical plate (17) on the same side are combined, and the inside of the rotating vertical plate (16) and the fixed vertical plate (17) is commonly slidably connected with a sliding rod (18), the side walls of the two sliding rods (18) are commonly fixedly connected with a connecting block (19), and the connecting block (19) and the fixed vertical plate (17) are fixedly connected with a limiting spring (20) on the outside of the two sliding rods (18).

6. A toothed brake as claimed in claim 5, wherein: The inner diameter of one end of the limiting groove (15) matches the outer diameter of the gas conveying pipe (9), and the inner diameter of the other end matches the outer diameter of the limiting convex ring (13).

7. A toothed brake as claimed in claim 6, wherein: The rotating vertical plate (16) and the fixed vertical plate (17) are arc plate structures, and the formed radii of the rotating vertical plate (16) and the fixed vertical plate (17) match the outer diameter of the mounting plate (14).

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