Clutch brake structure special for tractor

Abstract

The utility model relates to the technical field of tractors, in particular to a clutch brake structure special for a tractor. The clutch brake structure comprises a fixing plate, a connecting shaft, a fastening ring, a first connecting rod, a second connecting rod, a main shaft, a first sleeve, a second sleeve, a clutch execution assembly, a brake execution assembly and a fixing mechanism. The fixing mechanism comprises two connecting flanges, two mounting rings, two connecting bearings, two connecting rings and a plurality of fixing pieces, the mounting rings are fixedly mounted on the main shaft, after the two mounting rings correspond to the first sleeve and the second sleeve respectively, the connecting bearings are mounted outside the mounting rings, the connecting rings are mounted outside the connecting bearings, and the fixing pieces are fixed to the main shaft. The connecting flange and the connecting ring are fixed through the multiple fixing pieces, so that the first sleeve and the second sleeve are more firmly fixed to the main shaft, and through the arrangement of the connecting bearing, the first sleeve and the second sleeve rotate more smoothly when rotating on the main shaft.

Description

Technical Field

[0001] The utility model relates to the technical field of tractors, in particular to a clutch brake structure dedicated to tractors. Background Art

[0002] As we all know, the clutch and brake of a motor vehicle are completed by the same action assembly, and the same is true for tractors. However, as tractors are becoming more and more intelligent, this operation mode under the same assembly will encounter many problems. This problem can be solved if the brake system and the clutch system can be separated.

[0003] In order to solve the above problems, the existing open patent (CN214240751U) discloses a tractor clutch system and brake system separation device, including: a connecting shaft, a fastening ring, a fixing plate, a first connecting rod, a first plate hole, a first connecting plate, a first fastening pin, a first fixing block, a first sleeve, a brake connecting plate, a main shaft, a second connecting rod, a brake actuator and a clutch actuator; the connecting shaft is fixed to the fixing plate through a fastening ring, and one end of the first connecting rod and one end of the second connecting rod are respectively installed in the first plate hole and the second plate hole on the fixing plate; the other end of the first connecting rod and the other end of the second connecting rod are respectively installed on the brake actuator and the clutch actuator, and the brake actuator and the clutch actuator are sleeved on the main shaft. The device has a compact structure and is easy to operate. By arranging the brake actuator and the clutch actuator on the main shaft, and through the action of the first connecting rod and the second connecting rod, the purpose of tractor clutch and brake separation is achieved, the operation steps of the tractor are reduced, and the operation efficiency of the tractor is improved.

[0004] However, the structure of fixing the sleeve on the main shaft in the existing tractor clutch system and brake system separation device is relatively simple, resulting in the structure of the sleeve fixed on the main shaft is not strong enough. Summary of the invention

[0005] The utility model aims to provide a clutch brake structure dedicated to tractors, aiming to solve the technical problem that the structure of the sleeve fixed on the main shaft in the existing tractor clutch system and brake system separation device is relatively simple, resulting in the sleeve being not firmly fixed on the main shaft.

[0006] To achieve the above-mentioned purpose, the utility model provides a clutch brake structure dedicated to tractors, comprising a fixing plate, a connecting shaft, a fastening ring, a first connecting rod, a second connecting rod, a main shaft, a first sleeve, a second sleeve, a clutch actuator, a brake actuator and a fixing mechanism, wherein the first sleeve and the second sleeve are respectively sleeved at both ends of the main shaft, the connecting shaft is mounted on the upper surface of the fixing plate through the fastening ring, the fixing plate is provided with a first plate hole and a second plate hole, one end of the first connecting rod is mounted in the first plate hole, the other end of the first connecting rod is connected to the first sleeve, the clutch actuator is provided on the first sleeve, one end of the second connecting rod is mounted in the second plate hole, the other end of the second connecting rod is connected to the second sleeve, and the brake actuator is provided on the second sleeve;

[0007] The fixing mechanism includes two connecting flanges, two mounting rings, two connecting bearings, two connecting rings and a plurality of fixing parts. The two mounting rings are detachably connected to the main shaft and are arranged on the outside of the main shaft. The connecting bearing is arranged on the outside of each mounting ring, and the connecting ring is arranged on the outside of each connecting bearing. The connecting flanges are fixedly arranged on the facing surfaces of the first sleeve and the second sleeve, and each connecting ring is fixed to the corresponding connecting flange by a plurality of fixing parts.

[0008] Wherein, each of the fixing parts includes a threaded rod, a nut and a nut. The threaded rod passes through the connecting ring and the corresponding connecting flange. The nut is fixedly provided at one end of the threaded rod, and the nut is fixedly provided at the other end of the threaded rod.

[0009] Wherein, each of the fixing members is further provided with a gasket, which is arranged outside the threaded rod and between the corresponding connecting ring and the connecting flange.

[0010] Wherein, fixed wing rings are arranged on both sides of each mounting ring, and the fixed wing rings are connected to the outer side wall of the main shaft.

[0011] Among them, the tractor-specific clutch brake structure also includes a plurality of protective caps, each of the connecting flanges is provided with a mounting hole on a side away from the corresponding connecting ring, each of the mounting holes is provided with a nut inside, each of the mounting holes is threadedly connected with the protective cap, and the protective cap is provided on the outside of the corresponding nut.

[0012] Wherein, the outer side wall of each protective cap is provided with anti-slip grooves.

[0013] The utility model discloses a clutch brake structure for tractors, wherein the mounting ring is fixedly mounted on the main shaft so that the two mounting rings correspond to the first sleeve and the second sleeve respectively, and then the connecting bearing is mounted on the outside of the mounting ring, and the connecting ring is mounted on the outside of the connecting bearing so that the connecting ring corresponds to the connecting flange, and then the connecting flange and the connecting ring are fixed by a plurality of fixing members, thereby completing the firm mounting of the first sleeve and the second sleeve, and by the setting of the connecting bearing, the first sleeve and the second sleeve can rotate more smoothly on the main shaft. By adopting the above structure and by the setting of the fixing mechanism, the first sleeve and the second sleeve can be fixed on the main shaft more firmly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a structural schematic diagram of a tractor-specific clutch brake structure according to the first embodiment of the utility model.

[0016] Figure 2 The utility model provides Figure 1 A magnified view of the local structure at A.

[0017] Figure 3 The utility model provides Figure 1 A magnified view of the local structure at B.

[0018] Figure 4 It is a structural schematic diagram of the first sleeve in the second embodiment of the utility model.

[0019] 101-fixed plate, 102-connecting shaft, 103-fastening ring, 104-first connecting rod, 105-second connecting rod, 106-main shaft, 107-first sleeve, 108-second sleeve, 109-clutch actuator, 110-brake actuator, 111-connecting flange, 112-mounting ring, 113-connecting bearing, 114-connecting ring, 115-threaded rod, 116-nut, 117-nut, 118-first plate hole, 119-second plate hole, 120-gasket, 121-fixed wing ring, 201-protective cap, 202-mounting hole, 203-anti-slip pattern. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0021] First embodiment:

[0022] See also Figures 1 to 3 ,in Figure 1 1 is a schematic structural diagram of a tractor-specific clutch brake structure according to a first embodiment. Figure 2 yes Figure 1 The enlarged view of the local structure at A. Figure 3 yes Figure 1 A magnified view of the local structure at B.

[0023] The utility model provides a clutch brake structure for tractors: including a fixing plate 101, a connecting shaft 102, a fastening ring 103, a first connecting rod 104, a second connecting rod 105, a main shaft 106, a first sleeve 107, a second sleeve 108, a clutch actuator 109, a brake actuator 110 and a fixing mechanism, wherein the fixing mechanism includes two connecting flanges 111, two mounting rings 112, two connecting bearings 113, two connecting rings 114 and a plurality of fixing parts, each of which includes a threaded rod 115, a nut 116 and a nut 117. The above-mentioned solution solves the problem that the structure of the sleeve fixed on the main shaft 106 in the existing tractor clutch system and brake system separation device is relatively simple, resulting in the structure of the sleeve fixed on the main shaft 106 being not strong enough. It can be understood that the above-mentioned solution can be used in the structure of the tractor clutch system and brake system.

[0024] According to the present specific embodiment, the two ends of the main shaft 106 are respectively sleeved with the first sleeve 107 and the second sleeve 108, the upper surface of the fixing plate 101 is installed with the connecting shaft 102 through the fastening ring 103, the fixing plate 101 is provided with a first plate hole 118 and a second plate hole 119, one end of the first connecting rod 104 is installed in the first plate hole 118, the other end of the first connecting rod 104 is connected to the first sleeve 107, the first sleeve 107 is provided with the clutch actuator 109, one end of the second connecting rod 105 is installed in the second plate hole 119, the other end of the second connecting rod 105 is connected to the first sleeve 107, the first sleeve 107 is provided with the clutch actuator 109, The first end is connected to the second sleeve 108, and the brake actuator 110 is arranged on the second sleeve 108. The brake actuator 110 and the clutch actuator 109 are arranged on the main shaft 106. The brake actuator 110 and the clutch actuator 109 are both prior arts and are not described in detail here. The first connecting rod 104 and the second connecting rod 105 are used to respectively perform braking and clutching actions, so as to achieve the purpose of clutch and brake separation of the tractor. By separating the clutch and brake of the tractor, the tractor can be better controlled, the operation steps of the tractor are reduced, and the operation efficiency of the intelligent tractor is effectively improved.

[0025] The two mounting rings 112 are both detachably connected to the main shaft 106 and are arranged on the outside of the main shaft 106. The connecting bearing 113 is arranged on the outside of each mounting ring 112, and the connecting ring 114 is arranged on the outside of each connecting bearing 113. The connecting flange 111 is fixedly arranged on the facing side of the first sleeve 107 and the second sleeve 108. Each connecting ring 114 is fixed to the corresponding connecting flange 111 through a plurality of fixing members. The mounting ring 112 is fixedly mounted on the main shaft 106 so that the two mounting rings 112 correspond to the first sleeve 107 and the second sleeve 108 respectively. The connecting bearing 113 is installed on the outside of 12, and the connecting ring 114 is installed on the outside of the connecting bearing 113, so that the connecting ring 114 corresponds to the connecting flange 111, and then the connecting flange 111 and the connecting ring 114 are fixed by a plurality of fixing parts, so that the first sleeve 107 and the second sleeve 108 are firmly installed, and the setting of the connecting bearing 113 makes the first sleeve 107 and the second sleeve 108 rotate more smoothly on the main shaft 106. With the above structure, the first sleeve 107 and the second sleeve 108 can be more firmly fixed on the main shaft 106 through the setting of the fixing mechanism.

[0026] Secondly, the threaded rod 115 passes through the connecting ring 114 and the corresponding connecting flange 111, one end of the threaded rod 115 is fixedly provided with the nut 116, and the other end of the threaded rod 115 is fixedly provided with the nut 117. After the threaded rod 115 passes through the corresponding connecting ring 114 and the connecting flange 111, the nut 116 is tightened on the threaded rod 115 to complete the installation of the fixing part.

[0027] At the same time, each of the fixing parts is also provided with a gasket 120, and the gasket 120 is arranged on the outside of the threaded rod 115, and the gasket 120 is located between the corresponding connecting ring 114 and the connecting flange 111. Through the setting of the gasket 120, when the connecting ring 114 and the connecting flange 111 are fixed by the fixing part, the fixing structure is more firm.

[0028] In addition, fixed wing rings 121 are provided on both sides of each mounting ring 112 , and the fixed wing rings 121 are connected to the outer side wall of the main shaft 106 . The installation of the mounting ring 112 is completed by the provision of the fixed wing rings 121 .

[0029] When using a tractor-specific clutch brake structure of this embodiment, the brake actuator 110 and the clutch actuator 109 are arranged on the main shaft 106, and the first connecting rod 104 and the second connecting rod 105 are used to respectively perform the braking and clutching actions, so as to achieve the purpose of tractor clutch and brake separation. By separating the clutch and brake of the tractor, the tractor can be better controlled, and the operation steps of the tractor are reduced, thereby effectively improving the operation efficiency of the intelligent tractor. The mounting ring 112 is fixedly mounted on the main shaft 106, so that the two mounting rings 112 correspond to the first sleeve 107 and the second sleeve 108 respectively. The connecting bearing 113 is installed on the outside of 112, and the connecting ring 114 is installed on the outside of the connecting bearing 113, so that the connecting ring 114 corresponds to the connecting flange 111, and then the connecting flange 111 and the connecting ring 114 are fixed by a plurality of fixing parts, so that the first sleeve 107 and the second sleeve 108 are firmly installed, and the setting of the connecting bearing 113 makes the first sleeve 107 and the second sleeve 108 rotate more smoothly on the main shaft 106. With the above structure, the first sleeve 107 and the second sleeve 108 can be more firmly fixed on the main shaft 106 through the setting of the fixing mechanism.

[0030] Second embodiment:

[0031] Based on the first embodiment, please refer to Figure 4 , Figure 4 Schematic diagram of the structure of the first sleeve in the second embodiment.

[0032] The utility model provides a clutch brake structure dedicated to a tractor, which also includes a plurality of protective caps 201.

[0033] According to this specific embodiment, a mounting hole 202 is provided on a side of each connecting flange 111 away from the corresponding connecting ring 114, a nut 116 is provided inside each mounting hole 202, and a protective cap 201 is threadedly connected to each mounting hole 202. The protective cap 201 is arranged on the outside of the corresponding nut 116. Through the setting of the protective cap 201, the tightening point of the nut 116 and the threaded rod 115 is protected to prevent the external environment from affecting the tightening point of the nut 116 and the threaded rod 115.

[0034] Among them, each of the protective caps 201 is provided with anti-slip grooves 203 on its outer side wall. The provision of the anti-slip grooves 203 makes it more convenient to operate when twisting the protective cap 201 .

[0035] When using a tractor-specific clutch brake structure of this embodiment, the protective cap 201 is provided to protect the tightening point of the nut 116 and the threaded rod 115 to prevent the external environment from affecting the tightening point of the nut 116 and the threaded rod 115, and the anti-slip pattern 203 is provided to make it more convenient to operate when twisting the protective cap 201.

[0036] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A clutch brake structure dedicated to a tractor, comprising a fixing plate, a connecting shaft, a fastening ring, a first connecting rod, a second connecting rod, a main shaft, a first sleeve, a second sleeve, a clutch actuator assembly and a brake actuator assembly, wherein the first sleeve and the second sleeve are respectively sleeved on both ends of the main shaft, the connecting shaft is mounted on the upper surface of the fixing plate through the fastening ring, the fixing plate is provided with a first plate hole and a second plate hole, one end of the first connecting rod is mounted in the first plate hole, the other end of the first connecting rod is connected to the first sleeve, the clutch actuator assembly is arranged on the first sleeve, one end of the second connecting rod is mounted in the second plate hole, the other end of the second connecting rod is connected to the second sleeve, and the brake actuator assembly is arranged on the second sleeve, characterized in that: Also includes a fixing mechanism; The fixing mechanism includes two connecting flanges, two mounting rings, two connecting bearings, two connecting rings and a plurality of fixing parts. The two mounting rings are detachably connected to the main shaft and are arranged on the outside of the main shaft. The connecting bearing is arranged on the outside of each mounting ring, and the connecting ring is arranged on the outside of each connecting bearing. The connecting flanges are fixedly arranged on the facing surfaces of the first sleeve and the second sleeve, and each connecting ring is fixed to the corresponding connecting flange by a plurality of fixing parts.

2. The tractor-specific clutch brake structure according to claim 1, characterized in that: Each of the fixing members includes a threaded rod, a nut and a nut. The threaded rod passes through the connecting ring and the corresponding connecting flange. The nut is fixedly disposed on one end of the threaded rod, and the nut is fixedly disposed on the other end of the threaded rod.

3. The tractor-specific clutch brake structure according to claim 2, characterized in that: Each of the fixing members is further provided with a gasket, which is arranged outside the threaded rod and between the corresponding connecting ring and the connecting flange.

4. The tractor-specific clutch brake structure according to claim 3, characterized in that: Fixed wing rings are arranged on both sides of each mounting ring, and the fixed wing rings are connected to the outer side wall of the main shaft.

5. The tractor-specific clutch brake structure according to claim 4, characterized in that: The tractor-specific clutch brake structure also includes multiple protective caps. A mounting hole is provided on a side of each connecting flange away from the corresponding connecting ring. A nut is provided inside each mounting hole. Each mounting hole is threadedly connected with a protective cap, and the protective cap is provided on the outside of the corresponding nut.

6. The tractor-specific clutch brake structure according to claim 5, characterized in that: The outer side wall of each protective cap is provided with anti-slip grooves.

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