Half-shaft type disc brake motor

Abstract

The utility model discloses a half shaft type disc brake motor which comprises a hub, the hub is made of an annular aluminum alloy material, the inside of the hub is fixedly connected with a ventilation frame, the inside of the ventilation frame is provided with a plurality of irregular holes, the center of the outside of the ventilation frame is provided with a fixed column, and the outside of the fixed column is rotatably connected with a brake pad. A plurality of holes are formed in the outer surface of the brake pad, the damping assembly is installed outside the fixing column and used for damping and buffering when the half-shaft type disc brake motor is used, the service life can be prolonged, and the outer portion of the fixing column is fixedly connected with a half shaft. The brake pad is matched with the brake pad and other parts, so that the motor can be braked in a short time, the brake operation requirement can be quickly responded, the brake timeliness is effectively improved, equipment can be ensured to stop running in time according to the requirement, and the use safety and controllability are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of equipment, specifically is a half axle formula disc brake motor. BACKGROUND

[0002] With the increasing demand of industrial manufacturing and various mechanical equipment on braking performance, disc brake technology begins to be gradually applied to the motor field, disc brake has the advantages of sensitive braking and fast heat dissipation, compared with the traditional brake mode, it can better adapt to the complex and variable working environment and different load conditions, and can quickly realize the braking of the motor, guarantee the safe and efficient operation of the equipment, so the half axle formula disc brake motor emerges as the times require, aiming at further optimizing the braking performance of the motor and meeting the use demand in more specific scenarios.

[0003] During the actual operation of the motor, especially during braking and daily operation, vibration will inevitably occur, and if these vibrations are not effectively buffered and absorbed, they will damage the internal parts of the motor, reduce the service life of the parts and affect the reliability of the motor. Some previous motors have insufficient shock absorption or limited shock absorption effect, so it is particularly important to design a reasonable and effective shock absorbing assembly in the half axle formula disc brake motor to ensure stable and reliable operation of the motor during long-term use.

[0004] Therefore, the existing structure and defects are improved, and a half axle formula disc brake motor is provided to achieve a more practical purpose. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a half axle formula disc brake motor to solve the above problems.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a half axle formula disc brake motor, comprising a hub, the hub is annular aluminum alloy material, and the inside of the hub is fixedly connected with a ventilation rack, and a plurality of irregular holes are formed in the inside of the ventilation rack, and a fixed column is arranged at the outside center of the ventilation rack, and a brake pad is rotatably connected to the outside of the fixed column, and a plurality of holes are formed in the outside surface of the brake pad, and the half axle formula disc brake motor further comprises:

[0007] A shock absorbing assembly is installed on the outside of the fixed column to increase the service life during use of the half axle formula disc brake motor, and a half axle is fixedly connected to the outside of the fixed column, and a flange is fixedly connected to the end of the half axle away from the fixed column.

[0008] Preferably, an outer shell is arranged at the top end of the outside of the brake pad, a group of brake pads are fixedly connected in the inside of the outer shell, the inside of the brake pads abuts against the two ends of the outside of the brake pad, and a movable plug is fixedly connected to the other end of the outside of the brake pad.

[0009] Preferably, the outer top end of the brake pad is provided with a shell, and the inner side of the shell is slidably connected with a movable plug, and the inner side of the movable plug is fixedly connected with a brake pad, and the top of the shell is fixedly connected with a liquid infusion tube, and the inner side of the liquid infusion tube is hollow and connected to a cold liquid box.

[0010] Preferably, the damping assembly comprises a fixed column, a flange, a shell, a nut and a bolt, the outer side of the fixed column is fixedly connected with a group of flanges, the outer side of the flange is threadedly connected with a plurality of bolts, the bottom of the plurality of bolts is rotatably connected with a plurality of nuts, the outer side of the flange is fixedly connected with the shell, and the outer sides of the shell are both provided with a hollow groove.

[0011] Preferably, the outer side of the shell is fixedly connected with a fixed ring, the outer side of the shell is fixedly connected with a fixed ring one away from the fixed ring, the inner sides of the fixed ring and the fixed ring one are both provided with a plurality of holes, and the inner sides of the holes are fixedly connected with springs.

[0012] Preferably, the outer side of the spring away from the fixed ring and the fixed ring one is fixedly connected to the outer side of the flange, the inner side of the hollow groove is fixedly connected with an upper connecting plate, the bottom of the upper connecting plate is fixedly connected with a lower connecting plate, the outer side of the upper connecting plate is threadedly connected with a bolt, and the bottom of the bolt is provided with a nut.

[0013] Compared with the prior art, the utility model provides a half shaft formula disc brake motor, has the following beneficial effects:

[0014] The disc brake structure itself has the characteristics of sensitive braking, and the brake pad and brake pad components cooperate to brake the motor in a short time, quickly respond to the braking operation demand, effectively improve the timeliness of braking, ensure that the equipment can be stopped in time according to the demand, and improve the safety and controllability of use.

[0015] The setting of the damping assembly plays a key role, and through the cooperation of the fixed column, the flange, the shell, the nut, the bolt and the spring, when the motor is used, especially in the braking moment or the running vibration, the vibration can be effectively absorbed and buffered, the impact and damage of the vibration on the internal parts of the motor are reduced, thereby prolonging the service life of the whole half shaft formula disc brake motor, reducing the equipment maintenance cost and replacement frequency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the hub structure schematic view of the utility model;

[0018] Figure 3 It is the damping assembly structure schematic view of the utility model;

[0019] Figure 4 The utility model discloses a fixed plate structure schematic diagram.

[0020] In the drawing: 1, hub;2, ventilation frame;3, half shaft;4, upper connecting plate;5, lower connecting plate;6, fixed column;7, brake piece;8, infusion pipe;9, movable plug;10, brake piece;11, fixed ring;12, flange;13, shell;14, fixed ring one;15, nut;16, empty slot;17, spring;18, bolt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] Please refer to Figures 1-4 A half shaft type disc brake motor, including hub 1, hub 1 is annular aluminum alloy material, and the inside fixed connection of hub 1 is connected with ventilation frame 2, and the inside of ventilation frame 2 is provided with a plurality of irregular holes, and the outside central part of ventilation frame 2 is provided with fixed column 6, and the outside of fixed column 6 is rotatably connected with brake piece 7, and a plurality of holes are formed on the outside surface of brake piece 7, further comprising:

[0023] Damping assembly, installed on the outside of fixed column 6, for half shaft type disc brake motor use shock absorption can increase the service life, and the outside fixed connection of fixed column 6 is connected with half shaft 3, and the outside of half shaft 3 is fixedly connected with flange away from fixed column 6.

[0024] Further, the outside top end of brake piece 7 is provided with a shell, and a group of brake pieces 10 are fixedly connected in the inside of shell, and the inside of brake piece 10 is abutted on the outside two ends of brake piece 7, and the outside other end of brake piece 10 is fixedly connected with movable plug 9, the inside of brake piece 10 is abutted on the outside two ends of brake piece 7, so that the wheel is quickly stopped.

[0025] Further, the outside top end of brake piece is provided with a shell, and movable plug 9 is slidably connected in the inside of shell, and brake piece 10 is fixedly connected in the inside of movable plug 9, and infusion pipe 8 is fixedly connected on the top of shell, and the inside of infusion pipe 8 is hollow, connected to the cold liquid box.

[0026] Further, the damping assembly includes the fixed column 6, the flange 12, the shell 13, the nut 15 and the bolt 18, and a group of flanges 12 are fixedly connected outside the fixed column 6, a plurality of bolts 18 are threadedly connected outside the flanges 12, a plurality of nuts 15 are rotatably connected to the bottoms of the plurality of bolts 18, and the shell 13 is fixedly connected outside the flanges 12, and the shell 13 is provided with the air slots 16 at both ends outside.

[0027] Further, the shell 13 is fixedly connected with the fixed ring 11 outside, and the shell 13 is fixedly connected with the fixed ring 14 outside away from the fixed ring 11, and a plurality of holes are formed in the interiors of the fixed ring 11 and the fixed ring 14, and the springs 17 are fixedly connected inside the holes.

[0028] Further, the springs 17 are fixedly connected at the ends outside away from the fixed ring 11 and the fixed ring 14 to the exterior of the flange 12, the upper connecting plate 4 is fixedly connected inside the air slot 16, the lower connecting plate 5 is fixedly connected to the bottom of the upper connecting plate 4, the bolts are threadedly connected outside the upper connecting plate 4, and the nuts are arranged at the bottoms of the bolts, and the ends of the springs 17 are fixedly connected outside the fixed ring 11 and the flange 12, so that the axle is damped and buffered during braking.

[0029] Structure description: hub 1

[0030] Material and shape: annular aluminum alloy material, light weight and high strength, can support and connect other components while reducing the overall weight of the motor, facilitating installation and operation in different application scenarios, especially suitable for equipment with certain self-weight requirements, function: it is an important basic component of the entire motor structure, many other key components such as the ventilation frame and the fixed column are installed inside or connected to the hub, playing a role in bearing and fixing the relative position of each component, providing structural support for the normal operation and braking function of the motor.

[0031] Ventilation frame 2

[0032] Structural features: a plurality of irregular holes are formed inside, this multi-hole design is to meet the heat dissipation requirement, during motor operation especially during braking, heat can be quickly dissipated through the air channels formed by these holes, ensuring that the internal components of the motor especially the braking related components will not have performance degradation due to heat accumulation, ensuring stable operation of the entire motor, installation position and association: fixedly connected inside the hub, together with the hub to form the basic framework of the internal motor, and provides a corresponding space and connection basis for subsequent installation of components such as the fixed column, is one of the key structures to realize the heat dissipation function of the motor.

[0033] Half shaft 3

[0034] Connection function: One end is fixedly connected to the outside of the fixed column 6, and the other end is fixedly connected to the flange 12. It is an important component for transmitting motor power. Through the half-shaft, the power generated by the motor can be transmitted from the motor body to the external equipment connected to it, ensuring the continuity and efficiency of the entire power transmission system and ensuring that the equipment can operate normally as required. Stress characteristics: During motor operation and braking, the half-shaft needs to withstand large torques and reaction forces generated during braking, so it has sufficient strength and rigidity to maintain structural stability, ensure reliable power transmission, and ensure the safety and stability of the entire system during braking operations.

[0035] Upper plate 4 and lower plate 5

[0036] Installation location and connection method: They are located inside the slots 16 opened at both ends of the outer casing 13. The bottom of the upper plate 4 is fixedly connected to the lower plate 5, and the upper plate 4 is connected to other components by bolts and threads. Nuts are also provided at the bottom of the bolts for further fixation. This connection method makes them in a relatively stable position in the entire motor structure, and they can work together with other components to play a role. Vibration damping auxiliary function: When the motor vibrates during operation, the upper plate 4 and the lower plate 5 can help to share and buffer the impact force brought by the vibration. Together with the spring 17 and other vibration damping components, they further enhance the overall vibration damping effect of the motor, reduce the damage of vibration to other key components of the motor, and maintain the stability of motor operation.

[0037] Fixed column 6

[0038] Core support and rotatable connection: Located at the outer center of the ventilation frame 2, numerous key components are installed and arranged around it. The brake pad 7 is rotatably connected to its outside, and the half-shaft 3 is fixedly connected to its outside. It provides a relatively fixed mounting base and rotatable support for these components, enabling the brake pad to perform braking actions normally, and the half-shaft to stably transmit power and cope with force changes under braking and other conditions. It is a key hub component for the motor to realize braking and power transmission functions. Structural stability: It needs to have good strength and stability to ensure that it will not deform or be damaged under conditions such as long-term operation of the motor and frequent braking, and to ensure that all connected components can always work normally according to design requirements.

[0039] Brake pad 7

[0040] Brake function realization: the external surface is provided with a plurality of holes, which is beneficial to heat dissipation in the braking process, and on the other hand, when cooperating with the brake pad 10 to realize braking, the hole structure can make the pressure distribution of the brake pad more uniform, ensuring the stability and reliability of the braking effect. It is rotatably connected to the outside of the fixed column 6, and when the brake pad 10 is tightly pressed against it under the braking operation, it can effectively hinder the rotation of the fixed column and the components connected thereto by relying on the friction generated between the two, thereby realizing the braking of the motor, which is a key component of the motor braking system. Heat dissipation characteristics: the hole structure cooperates with the heat dissipation holes of the ventilation rack 2 to form a heat dissipation channel during the motor braking process, ensuring that the brake pad itself can maintain good performance under frequent braking and will not affect the braking effect due to overheating.

[0041] Infusion tube 8

[0042] Cooling medium delivery: hollow inside and connected to the cold liquid box, during the motor braking process, it can deliver cooling liquid from the cold liquid box to the parts that need to be cooled, such as the areas inside the shell near the brake pad that are prone to heating, through heat exchange between the cooling liquid and the heating components, to take away heat and enhance the overall cooling capacity of the motor, further ensuring that the braking system can work normally under high temperature conditions, ensuring the stability of the braking performance and the reliability of the braking.

[0043] Movable plug 9

[0044] Braking operation transmission: located inside the shell 13 and in sliding connection therewith, and having the brake pad 10 fixedly connected inside. When external braking operation is applied, the movable plug 9 will slide in the shell under the corresponding force, thereby driving the brake pad 10 to press against the brake pad 7, realizing the function of transmitting external braking operation force to the brake pad, which is a key intermediate component for braking operation force conduction, ensuring that the braking action can be accurately and effectively implemented, and cooperating with heat dissipation and cooling: during the braking process, its movement may also cooperate with components such as the infusion tube 8 to make the cooling liquid flow better in the relevant area, assisting the heat dissipation and cooling process, and indirectly ensuring the normal operation of the braking system.

[0045] Brake pad 10

[0046] Direct braking effect: the inner part of the brake pad 7 abuts against the outer part of the brake pad 7, and when the movable plug 9 moves, it can tightly press against the brake pad 7, relying on the friction between the two to achieve braking. The material and performance of the brake pad 10 directly affect the braking effect and stability, and usually need to have good friction coefficient and wear resistance and other characteristics to ensure that after multiple braking operations, it can still maintain reliable braking performance. Cooperate with other parts: fixed connection with movable plug 9 and close cooperation with brake pad 7, in the key execution position in the whole braking system, at the same time its working state will also be affected by factors such as cooling liquid delivery pipe 8 cooling, need to work with other parts to guarantee the good braking effect of motor.

[0047] Fixed ring 11

[0048] Spring mounting base: fixedly connected to the outside of the shell 13, with multiple holes in the inside for mounting springs 17, providing a relatively fixed mounting position for the springs, allowing the springs to be stably connected between the shell and the flange 12 as required by the design, is one of the important foundation components for building motor damping system, structural stability: itself needs to have enough strength and stability to ensure that under the working conditions of motor operation vibration, spring repeated stretching and contracting, etc., there will be no loosening, deformation and other situations, to ensure that the damping system can continuously and effectively play a role, maintain the smooth operation of the motor.

[0049] Flange 12

[0050] External connection interface: connected to one end of the half shaft 3, threaded connection with external equipment through multiple bolts 18, is an important interface component for stable connection between motor and external transmission device and other equipment, ensuring that the power generated by the motor can be efficiently and reliably transmitted to the external equipment, while also being able to withstand the corresponding reaction force during braking and other operations, maintaining the structural stability of the entire power system, damping related components: in the damping assembly, the flange 12 is connected to the spring 17 outside, and cooperates with the shell 13 and other components to build a damping system through the bolts 18 and the nuts 15, so that when the motor is running and generating vibration, the damping effect of the spring and other components can reduce the impact of vibration on the motor and external connected equipment, ensuring the normal operation of the entire system.

[0051] Shell 13

[0052] Protection and accommodation: internally contains the key brake-related components such as the movable plug 9, brake pad 10, etc., which plays a protective role to prevent external debris from entering and affecting the normal operation of the braking system, while providing a relatively closed and suitable space environment for the movement and mutual cooperation of these components, ensuring smooth brake operation, shock absorption and connection structure: externally fixed with fixed ring 11, fixed ring 14, which together with spring 17 etc. to build the motor's shock absorption system, and its external also with the upper plate 4, lower plate 5 and other components are connected, in the whole motor structure, the shell not only involves the braking function related parts, but also plays an important role in shock absorption and connection integration of various components.

[0053] Fixed ring 14

[0054] Shock absorption with fixed ring 11: similar to fixed ring 11, it is fixedly connected outside the shell 13, and multiple holes are also provided inside for installing springs 17. Fixed ring 14 and fixed ring 11 are respectively located at both ends of the shell, and through the installed springs, they jointly exert shock absorption and buffering effect on the flange 12 from both sides, enhancing the stability and shock absorption effect of the motor's shock absorption system, ensuring that the motor can effectively cope with the impact of vibration during operation, and the structural stability is guaranteed: the structure needs to be stable and reliable, and under the long-term action of spring expansion and contraction and motor operation vibration, it can still maintain good connection with the shell, spring and other components, ensuring the continuous and effective play of the shock absorption function.

[0055] Nut 15

[0056] Connection and fastening: used in cooperation with bolt 18, when the flange 12 is connected with external equipment through bolt 18, nut 15 is tightened at the bottom of bolt 18, playing a role in fastening connection, ensuring the firm and reliable connection between the flange and the external equipment, and maintaining the stability of the motor and external equipment connection during power transmission, shock absorption cooperation: in the shock absorption assembly, nut 15 also participates in the connection structure composed of flange 12, bolt 18, etc., cooperating with spring 17 to realize shock absorption and buffering function, when the motor vibrates, the connection structure where the nut is located can assist the spring to share part of the impact force, enhancing the overall shock absorption effect.

[0057] Air slot 16

[0058] Component mounting space: opened at both ends of the outer shell 13, providing mounting space for the upper and lower plates 4 and 5, so that these two components can be stably mounted on the shell and cooperated with other components through reasonable connection mode, ensuring that they can effectively play the auxiliary role of shock absorption and buffering when the motor is running, maintaining the stability of the motor operation, structural rationality: the opening position, size, etc. of the air slot are designed according to the size of the upper and lower plates and the shock absorption function requirements, etc. The reasonable structure design helps to optimize the overall shock absorption system layout of the motor, improve the shock absorption effect and the rationality and stability of the connection of each component.

[0059] Spring 17

[0060] Shock absorption core function: connected at one end inside the fixed ring 11 and the fixed ring 14, and at the other end fixedly connected outside the flange 12, it is the core component of the motor shock absorption system. When the motor is running and vibrating, the spring can absorb and buffer the energy brought by the vibration by relying on its elastic deformation characteristics, reducing the transmission of vibration to other components of the motor and external connected equipment, effectively protecting the internal components of the motor, prolonging its service life, and improving the stability and reliability of the motor operation, performance requirements: need to have appropriate elastic coefficient, good fatigue resistance, etc. to ensure that under the working condition of long-time operation and frequent vibration of the motor, it can still effectively play the role of shock absorption and maintain the good performance of the shock absorption system.

[0061] Bolt 18

[0062] Connection and fixing function: the bottom is rotatably connected with the nut 15, which plays a key role in connecting and fixing in many scenes such as the connection of the flange 12 and the external equipment and the construction of the shock absorption assembly. For example, when the flange is connected with the external equipment, the bolt is passed through the corresponding mounting holes of the flange and the external equipment, and then the nut is tightened to achieve firm connection, ensuring reliable power transmission; in the shock absorption assembly, it also participates in the connection structure construction between components, cooperates with other components to realize the shock absorption function, strength and reliability requirements: as it bears important connection and fixing tasks in the motor structure, it needs to have enough strength and shear resistance, etc. to cope with various forces generated during the operation of the motor, to ensure that there is no problem such as fracture and looseness in the long-term use process, and to maintain the stability of the overall structure of the motor and the normal realization of each function.

[0063] Working principle: the movable plug 9 one end fixedly connected with the brake pad 10, the brake pad 10 inside abuts at the outside two ends of the brake shoe 7, movable plug 9 moves will drive brake pad 10 tightly press to brake shoe 7, utilize the friction between the both, hinder fixed column 6 and with it connected half shaft 3 etc.The rotation of components, further realize the brake effect of the whole rotation of motor, brake shoe 7 outside surface is set up multiple holes and its itself rotationally connected in the structure characteristics of fixed column 6 outside, guarantee the even stress in the braking process, can stably realize brake function, in the process of motor operation and braking, heat will be generated, at this moment, the multiple holes in the outside surface of brake shoe 7 and the inside of ventilation frame 2 begin to play a role, these holes can let air flow smoothly, so that the heat generated during braking can be quickly dissipated with the flow of air, avoid heat in local mass accumulation, prevent brake components from high temperature performance decline and other thermal degradation problems, guarantee that the brake system can work continuously and stably, in addition, the infusion tube 8 is connected to the cold liquid box, when braking, the infusion tube 8 can deliver coolant to the relevant parts that need to be cooled, such as the heated area near the brake shoe in the housing, through the heat exchange effect of the coolant, further remove heat, enhance the overall cooling effect, better maintain the normal operating temperature of the brake system, when the motor operates, the shock absorbing assembly starts to work, the outside two ends of the housing 13 are fixedly connected with the fixed ring 11 and the fixed ring 14, multiple holes are formed in the inside of the fixed ring 11 and the fixed ring 14, the springs 17 are fixedly connected in the holes, the other end of the spring 17 is fixedly connected to the outside of the flange 12, when the shock occurs, the spring 17 can rely on its elastic deformation to absorb and buffer the shock energy, reduce the transmission of vibration to other key components of the motor, at the same time, the upper and lower connecting plates 4 and 5 are fixedly connected in the grooves 16 formed at the two ends of the housing 13, the upper connecting plate 4 is connected to other components by bolts and nuts, which can also assist in sharing and buffering the impact force caused by the shock to a certain extent, further enhance the shock absorbing effect of the entire motor, ensure the stable operation of the motor, the power of the motor is transmitted through the half shaft 3, one end of the half shaft 3 is fixedly connected to the fixed column 6, the other end is fixedly connected with the flange, which is stably connected with external equipment such as corresponding transmission device, so that the power generated by the motor can be efficiently and reliably transmitted to the external equipment, ensuring the normal operation of the entire power system, and the stable connection structure can also bear the corresponding reaction force during braking and other operations, maintaining the structural stability of the entire system.

[0064] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A half-shaft disc brake motor, comprising a hub (1), the hub (1) being made of annular aluminum alloy, and a ventilation frame (2) being fixedly connected inside the hub (1), the ventilation frame (2) having multiple irregular holes inside, a fixing post (6) being provided at the center of the outside of the ventilation frame (2), and a brake pad (7) being rotatably connected to the outside of the fixing post (6), and multiple holes being provided on the outer surface of the brake pad (7), characterized in that: Also includes: The damping assembly is installed outside the fixed column (6), which can increase the service life when used for semi-axle disc brake motor, and the fixed column (6) is fixedly connected with the half shaft (3), and the outer end of the half shaft (3) away from the fixed column (6) is fixedly connected with the flange.

2. A disc brake motor of the half-shaft type according to claim 1, characterized in that: The outside top of the brake piece (7) is provided with a shell, and a group of brake pads (10) are fixedly connected inside the shell, and the brake pads (10) are abutted on the outside of the brake piece (7) at both ends, and the other end of the brake pad (10) is fixedly connected with the movable plug (9).

3. A disc brake motor of claim 1, wherein: The outside top of the brake piece (7) is provided with a shell, and the movable plug (9) is slidably connected inside the shell, and the brake pad (10) is fixedly connected inside the movable plug (9), and the top of the shell is fixedly connected with the infusion tube (8), and the inside of the infusion tube (8) is hollow, connected to the cold liquid box.

4. A disc brake motor of claim 1, wherein: The damping assembly includes a fixed column (6), a flange (12), a shell (13), a nut (15) and a bolt (18), and a group of flanges (12) are fixedly connected outside the fixed column (6), and a plurality of bolts (18) are threadedly connected outside the flange (12), and a plurality of nuts (15) are rotatably connected at the bottom of the plurality of bolts (18), and the flange (12) is fixedly connected with the shell (13) outside, and the both ends of the shell (13) are provided with a hollow slot (16).

5. A disc brake motor of the half-shaft type according to claim 4, characterized in that: The outside of the shell (13) is fixedly connected with a fixed ring (11), and the end of the shell (13) away from the fixed ring (11) is fixedly connected with a fixed ring (14), and a plurality of holes are formed in the inside of the fixed ring (11) and the fixed ring (14), and the inside of the hole is fixedly connected with a spring (17).

6. A disc brake motor of the half shaft type according to claim 5, characterized in that: The outside of the spring (17) away from the fixed ring (11) and the fixed ring (14) is fixedly connected to the outside of the flange (12), and the inside of the hollow slot (16) is fixedly connected with the upper connecting plate (4), and the bottom of the upper connecting plate (4) is fixedly connected with the lower connecting plate (5), and the outside of the upper connecting plate (4) is threadedly connected with the bolt, and the bottom of the bolt is provided with the nut.

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