阅读说明：本技术 降低自然磨耗的推盘式离合器 (Push-plate clutch capable of reducing natural abrasion ) 是由 侯淼予 高道旭 张极玲 张志伟 纪磊 张延勇 李小兵 王小玲 于 2021-01-20 设计创作，主要内容包括：本发明公开了一种降低自然磨耗的推盘式离合器,包括固定盘、固定架、气囊和离合组件,固定盘包括上固定盘和下固定盘,下固定盘上设置有主动齿圈,离合组件和气囊依次套在主动齿圈上,并通过上固定盘和第一固定螺栓进行固定,固定架上设置有内齿圈,内齿圈套在离合器组件上,实现离合器组件与内齿圈的连接；本发明通过固定盘、固定架、气囊和离合组件之间的配合,实现对大功率机械进行制动操作,同时,在离合器组件中金属盘和摩擦片之间设置支撑弹簧,防止金属盘与摩擦片自然接触形成磨损,降低大动率机械的负载,减少能耗。(The invention discloses a push disc type clutch capable of reducing natural abrasion, which comprises a fixed disc, a fixed frame, an air bag and a clutch component, wherein the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch component and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame, and the inner gear ring is sleeved on the clutch component to realize the connection of the clutch component and the inner gear ring; the invention realizes the braking operation of the high-power machine by the matching of the fixed disc, the fixed frame, the air bag and the clutch assembly, and meanwhile, the support spring is arranged between the metal disc and the friction plate in the clutch assembly, thereby preventing the metal disc and the friction plate from being naturally contacted to form abrasion, reducing the load of the high-power machine and reducing the energy consumption.)

1. The utility model provides a reduce push disk clutch of natural wear, includes fixed disk, mount, gasbag and clutch assembly, characterized by: the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch assembly and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame and sleeved on the clutch assembly, and the clutch assembly is connected with the inner gear ring;

the clutch assembly comprises at least two metal discs, friction plates and a first supporting spring, the metal discs and the friction plates are sequentially sleeved on the driving gear ring in a staggered mode, inner teeth on the metal discs are meshed with upper outer teeth on the driving gear ring, outer teeth on the friction plates are meshed with inner teeth on the inner gear ring, corresponding first counter bores are formed in the upper fixing disc and the metal discs, and the first supporting spring is arranged in the first counter bore and supports the metal discs;

and an annular baffle is arranged on the inner side of the inner gear ring, the annular baffle and the friction plate are provided with corresponding second counter bores, and second supporting springs for supporting the friction plate are arranged in the second counter bores.

2. The push plate clutch of claim 1 wherein said friction reduction comprises: the air bag is annular, a backing plate is arranged between the air bag and the clutch assembly, and an air inlet of the air bag penetrates through the upper fixing disc.

3. The push plate clutch of claim 1 wherein said friction reduction comprises: the clutch assembly side of backing plate is provided with along its radial bar arch that sets up, and the bar arch is at least two, and is the annular distribution around its axis.

4. The push plate clutch of claim 1 wherein said friction reduction comprises: the upper fixing disc, the lower fixing disc and the driving gear ring are provided with through holes for the first fixing bolts to penetrate through.

5. The push plate clutch of claim 1 wherein said friction reduction comprises: the axes of the driving gear ring and the inner gear ring are overlapped, and the external teeth on the driving gear ring and the internal teeth on the inner gear ring are both arranged along the axes.

6. The push plate clutch of claim 1 wherein said friction reduction comprises: the fixing frame is connected with the inner gear ring through a second fixing bolt.

The technical field is as follows:

the invention relates to a clutch, in particular to a push plate type clutch capable of reducing natural abrasion.

Background art:

the pneumatic clutch is characterized in that the pneumatic clutch is released by a return spring as the name implies that the friction assembly is pushed by air pressure to transmit power. Pneumatic clutches are used in various ways in various industries, and particularly, pneumatic clutches are widely used, and have many advantages over other clutches, even if they have the same function, and superior performance.

In heavy industries such as mines, metallurgy and petroleum, it is very difficult to brake a high-power machine, and a long braking time is often required due to its large inertia.

In the prior art, a pneumatic clutch is adopted for braking operation, and an air bag pushes a rotating disc or a friction plate to move, so that friction braking between the rotating disc and the friction plate is realized, when the number of the friction plate and the rotating disc is large, the friction plate and the rotating disc are naturally contacted under the action of gravity, certain abrasion can be generated when a high-power machine normally operates, meanwhile, the load of the high-power machine is increased, and the energy consumption is increased.

The invention content is as follows:

the technical problem to be solved by the invention is as follows: the push plate type clutch overcomes the defects of the prior art, realizes braking operation on high-power machinery through the matching between the fixed disc, the fixed frame, the air bag and the clutch assembly, and meanwhile, the support spring is arranged between the metal disc and the friction plate to prevent the metal disc from being naturally contacted with the friction plate to form abrasion, so that the load of the high-power machinery is reduced, and the energy consumption is reduced.

The technical scheme of the invention is as follows: the utility model provides a reduce push disk clutch of natural wear, includes fixed disk, mount, gasbag and clutch assembly, characterized by: the fixed disc comprises an upper fixed disc and a lower fixed disc, a driving gear ring is arranged on the lower fixed disc, the clutch assembly and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed disc and a first fixing bolt, an inner gear ring is arranged on the fixed frame and sleeved on the clutch assembly, and the clutch assembly is connected with the inner gear ring;

the clutch assembly comprises at least two metal discs, friction plates and a first supporting spring, the metal discs and the friction plates are sequentially sleeved on the driving gear ring in a staggered mode, inner teeth on the metal discs are meshed with upper outer teeth on the driving gear ring, outer teeth on the friction plates are meshed with inner teeth on the inner gear ring, corresponding first counter bores are formed in the upper fixing disc and the metal discs, and the first supporting spring is arranged in the first counter bore and supports the metal discs;

and an annular baffle is arranged on the inner side of the inner gear ring, the annular baffle and the friction plate are provided with corresponding second counter bores, and second supporting springs for supporting the friction plate are arranged in the second counter bores.

Furthermore, the gasbag is the annular, is provided with the backing plate between its and the clutch module, the air inlet of gasbag runs through the upper fixed disk.

Furthermore, the clutch assembly side of backing plate is provided with along its radial bar arch that sets up, and the bar arch is at least two, and is the annular distribution around its axis.

Furthermore, the upper fixing disc, the lower fixing disc and the driving gear ring are provided with through holes for the first fixing bolts to penetrate through.

Furthermore, the axes of the driving gear ring and the inner gear ring are overlapped, and the external teeth on the driving gear ring and the internal teeth on the inner gear ring are both arranged along the axes.

Further, the fixing frame is connected with the inner gear ring through a second fixing bolt.

The invention has the beneficial effects that:

1. the invention realizes the braking operation of the high-power machine by the matching of the fixed disc, the fixed frame, the air bag and the clutch assembly, and meanwhile, the supporting spring is arranged between the metal disc and the friction plate, thereby preventing the metal disc and the friction plate from being naturally contacted to form abrasion, reducing the load of the high-power machine and reducing the energy consumption.

2. According to the invention, the metal disc and the friction disc are alternately sleeved on the driving gear ring, the air bag is sleeved on the driving gear ring, the driving gear ring is clamped and fixed through the upper fixing disc and the lower fixing disc, the metal disc, the upper fixing disc, the lower fixing disc and the air bag are driven to rotate by the driving gear ring due to the fact that the inner teeth of the metal disc are meshed with the outer teeth of the driving gear ring, the friction disc is connected with the inner gear ring, and the metal disc and the friction disc are pushed to move and contact through the air bag, so that.

3. The outer teeth of the friction plate are meshed with the inner teeth of the inner gear ring, so that the friction plate is connected with the inner gear ring, meanwhile, the axes of the driving gear ring and the inner gear ring are overlapped, the outer teeth on the driving gear ring and the inner teeth on the inner gear ring are arranged along the axes of the driving gear ring and the inner teeth, and when the metal plate and the friction plate move along the axes of the metal plate and the driving gear ring under the pushing of the air bag, the connection of the metal plate and the driving gear ring and the connection of.

4. The upper fixing disc and the metal disc are provided with corresponding first counter bores, and the first supporting springs are arranged in the first counter bores to support the metal discs, so that certain gaps are formed between the metal discs, the metal discs are prevented from contacting with friction plates, natural abrasion is formed, and the load of a high-dynamic-rate machine is increased.

5. The annular baffle is arranged on the inner side of the inner gear ring, the annular baffle and the friction plate are provided with corresponding second counter bores, and second supporting springs for supporting the friction plate are arranged in the second counter bores, so that a certain gap is formed between the friction plates, the friction plate is prevented from contacting with a metal disc, natural abrasion is formed, and the load of a high-power machine is increased.

6. The clutch component side of the backing plate is provided with at least two strip-shaped bulges which are arranged along the radial direction of the clutch component, and the strip-shaped bulges are distributed annularly around the axis of the backing plate, so that when the backing plate rotates along with the driving gear ring, air enters from gaps among the strip-shaped bulges, the metal plate and the friction plate are cooled by heat dissipation, and the braking effect is ensured.

Description of the drawings:

FIG. 1 is a schematic diagram of a push plate clutch with reduced natural wear.

Fig. 2 is an assembled view of fig. 1.

Fig. 3 is a schematic structural view of the upper fixing tray.

FIG. 4 is a schematic structural view of the lower fixing plate.

Fig. 5 is a schematic structural view of the driving ring gear.

Fig. 6 is a schematic structural view of a metal disc.

FIG. 7 is a schematic structural view of a friction plate.

Fig. 8 is a structural schematic diagram of the ring gear.

The specific implementation mode is as follows:

example (b): referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, in the drawings, 1-an upper fixing plate, 2-a lower fixing plate, 3-a driving gear ring, 4-an air bag, 5-a first fixing bolt, 6-a fixing frame, 7-an inner gear ring, 8-a metal plate, 9-a friction plate, 10-a first supporting spring, 11-a first counter bore, 12-an annular baffle, 13-a second counter bore, 14-a second supporting spring, 15-a backing plate, 16-an air inlet, 17-a strip-shaped protrusion, 18-a second fixing bolt and 19-a through hole.

The push plate type clutch capable of reducing natural abrasion comprises a fixed plate, a fixed frame, an air bag and a clutch component, wherein the fixed plate comprises an upper fixed plate and a lower fixed plate, a driving gear ring is arranged on the lower fixed plate, the clutch component and the air bag are sequentially sleeved on the driving gear ring and are fixed through the upper fixed plate and a first fixing bolt, an inner gear ring is arranged on the fixed frame and sleeved on the clutch component, and the clutch component is connected with the inner gear ring; the invention realizes the braking operation of the high-power machine by the matching of the fixed disc, the fixed frame, the air bag and the clutch assembly, and meanwhile, the support spring is arranged between the metal disc and the friction plate in the clutch assembly, thereby preventing the metal disc and the friction plate from being naturally contacted to form abrasion, reducing the load of the high-power machine and reducing the energy consumption.

The present application will be described in detail below with reference to the drawings and examples.

The fixed disc comprises an upper fixed disc 1 and a lower fixed disc 2, a driving gear ring 3 is arranged on the lower fixed disc 2, a clutch component and an air bag 4 are sequentially sleeved on the driving gear ring 3 and are fixed through the upper fixed disc 1 and a first fixing bolt 5, an inner gear ring 7 is arranged on a fixed frame 6, and the inner gear ring 7 is sleeved on the clutch component to realize the connection of the clutch component and the inner gear ring 7;

the clutch component comprises a metal disc 8, a friction plate 9 and a first supporting spring 10, wherein the metal disc 8 and the friction plate 9 are at least two and are sequentially sleeved on the driving gear ring 3 in a staggered manner, internal teeth on the metal disc 8 are meshed with external teeth on the driving gear ring 3, external teeth on the friction plate 9 are meshed with internal teeth on the internal gear ring 7, corresponding first counter bores 11 are formed in the upper fixing disc 1 and the metal disc 8, and the first supporting spring 10 is arranged in the first counter bore 11 to support the metal disc 8;

an annular baffle 12 is arranged on the inner side of the inner gear ring 7, corresponding second counter bores 13 are arranged on the annular baffle 12 and the friction plate 9, and second supporting springs 14 for supporting the friction plate 9 are arranged in the second counter bores 13.

The air bag 4 is annular, a backing plate 15 is arranged between the air bag 4 and the clutch assembly, and an air inlet 16 of the air bag 4 penetrates through the upper fixed disc 1.

The clutch assembly side of the backing plate 15 is provided with at least two strip-shaped bulges 17 which are arranged along the radial direction of the backing plate, and the strip-shaped bulges 17 are distributed annularly around the axis of the backing plate.

The upper fixed disk 1, the lower fixed disk 2 and the driving gear ring 3 are provided with through holes 19 through which the first fixing bolts 5 penetrate.

The axes of the driving gear ring 3 and the inner gear ring 7 are overlapped, and the external teeth on the driving gear ring 3 and the internal teeth on the inner gear ring 7 are both arranged along the axes thereof.

The fixed frame 6 is connected with the inner gear ring 7 through a second fixing bolt 18.

During assembly, the driving gear ring 3 is placed on the lower fixed disk 2, a plurality of metal disks 8 and friction plates 9 are alternately sleeved on the driving gear ring 3 (inner teeth on the metal disks 8 are meshed with outer teeth on the driving gear ring 3), first supporting springs 10 are placed in first counter bores 11 on the metal disks 8 and the lower fixed disk 2, second supporting springs 14 are placed in second counter bores 13 between the friction plates 9, after a backing plate 15 and an air bag 4 are sleeved on the driving gear ring 3, fixing is carried out through the upper fixed disk 1 and first fixing bolts 5, the inner gear ring 7 is sleeved on the friction plates 9 (inner teeth on the inner gear ring 7 are meshed with outer teeth on the friction plates 9), second supporting springs 14 are placed in second counter bores 13 between the annular baffle plate 12 and the friction plates 9, finally, the fixed connection between the fixed frame 6 and the inner gear ring 7 is realized through second fixing bolts 18, the sleeving distance of the inner gear ring 7 on the friction plates 9 is adjusted (if the distance between the annular baffle plate 12 and the lower, the second supporting spring 14 pushes the friction plate 9 to be in frictional contact with the metal plate 8 on the upper portion of the friction plate, and if the annular baffle plate 12 is far away from the lower fixed disk 2, the supporting force of the second supporting spring 14 is weakened, so that the friction plate 9 is in frictional contact with the metal plate 8 on the lower portion of the friction plate), and the metal plate 8 and the friction plate 9 are not in contact with each other under the action of the supporting spring.

When the clutch is used, the clutch can be used according to the existing clutch (the driving gear ring 3 is connected with a high-power machine, and the fixing frame 6 is fixed on the ground or other places), when the clutch works normally, under the action of the supporting spring, the metal disc 8 and the friction disc 9 are not contacted with each other, the lower fixed disc 2, the upper fixed disc 1, the backing plate 15, the air bag 4 and the metal disc 8 are driven by the driving gear ring 3 to rotate, and the friction disc 9 is fixed to be not rotated due to the limit of the inner gear ring 7; during braking, the air bag 4 is inflated and expanded to push the backing plate 15, the friction plate 9 and the metal disc 8 to move towards the lower fixed disc 2, at the moment, the first supporting spring 10 and the second supporting spring 14 are compressed, and the friction plate 9 and the metal disc 8 are in contact friction to brake the driving gear ring 3; when the brake is released, the air bag 4 is deflated, and the metal plate 8 and the friction plate 9 are reset under the action of the first supporting spring 10 and the second supporting spring 14.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent variations and modifications made to the above embodiment according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.