Electromechanical integrated brake caliper

Abstract

The utility model relates to a mechanical and electrical integrated brake caliper. According to the technical scheme, the mechanical and electrical integrated brake caliper comprises a caliper body, two hydraulic brake pads and two motor brake pads. A mounting groove is formed in the calipers; the two hydraulic brake pads are slidably mounted on the two sides of one end of the mounting groove correspondingly. A hydraulic driving module is arranged on the calipers; the output end of the hydraulic driving module abuts against the two hydraulic brake pads. A motor driving module is further arranged on the calipers; one motor brake pad is fixedly mounted on one side of one end, far away from the hydraulic brake pad, of the mounting groove; the other motor brake pad is slidably mounted on the other side of the end, away from the hydraulic brake pad, of the mounting groove and abuts against the output end of the motor driving module. The brake caliper is stable in overall structure and convenient to install, a hydraulic caliper structure and an electronic caliper structure can be combined into a mechanical and electrical integrated brake caliper, and the integrated structure is higher in stability and safety; the space is saved, and meanwhile the parking effect is reserved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile brake, more specifically, it relates to a brake caliper of mechatronics. BACKGROUND

[0002] With the development of vehicle industry, the safety performance of vehicle is required more and more by consumers, wherein the brake caliper as an important safety device, its performance is particularly important. Brake caliper refers to the component that generates braking torque to hinder the movement or movement tendency of vehicle. At present, the friction type brake caliper is mostly used in automobile, which generates braking torque by using the friction between fixed element and rotating element working surface.

[0003] In the prior art, the vehicle with electronic hand brake of rear wheel wants to upgrade brake braking effect, needs to do double caliper structure to realize the brake and parking of vehicle, the double caliper structure (for example, the prior art patent "double caliper brake structure suitable for unmanned vehicle", announcement number CN213088574U) of prior art includes parking brake caliper and service brake caliper that are independent of each other, parking brake caliper and service brake caliper are not connected with each other;The double caliper structure in prior art is complex to install, and the volume is large, and the manufacturing cost is high;Therefore, we propose a new brake caliper of mechatronics. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model aims at providing a brake caliper of mechatronics to solve the technical problems in the background art.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a brake caliper of mechatronics, comprising: caliper, two hydraulic brake pads and two motor brake pads;The mounting groove is formed in the length direction of the caliper;Two hydraulic brake pads are respectively slidably installed on both sides of one end of the mounting groove through positioning pins;The hydraulic drive module is arranged on one end of the caliper close to the hydraulic brake pad;The output end of the hydraulic drive module is respectively in abutment with two hydraulic brake pads;The motor drive module is arranged on one end of the caliper away from the hydraulic brake pad;One motor brake pad is fixedly installed on one side of one end of the mounting groove away from the hydraulic brake pad;The other motor brake pad is slidably installed on the other side of one end of the mounting groove away from the hydraulic brake pad, and is in abutment with the output end of the motor drive module.

[0006] Optionally, the motor drive module includes: a driving motor, an adapter, a mounting shell, a push rod, an electromechanical piston, and a pin; an assembly groove is opened at one end of the caliper body away from the hydraulic brake pad; the mounting shell is mounted on the assembly groove and is located above the two motor brake pads; a pin is mounted on the bottom of the mounting shell; the pin is passed through the two motor brake pads; the adapter is mounted on one end of the mounting shell; the driving motor is fixedly connected to the mounting shell, and its output end is transmission-connected to the input end of the adapter; the output end of the adapter is transmission-connected to the input end of the push rod; the output end of the push rod abuts against the input end of the electromechanical piston; the output end of the electromechanical piston passes through the mounting shell and abuts against one of the motor brake pads; the motor piston is slidingly connected to the mounting shell; a dust cover is provided on the motor piston.

[0007] Optionally, a guide screw is further included; a guide groove is provided on the outer wall of the electromechanical piston; the assembly end of the guide screw can be slidably placed in the guide groove after passing through the mounting shell.

[0008] Optionally, a first spring sheet is provided on the pin; the first spring sheet abuts against the two motor brake pads respectively.

[0009] Optionally, the caliper includes: a first caliper body, and a second caliper body; the first caliper body and the second caliper body are detachably connected by bolts; and slots are provided on the surfaces of the first caliper body and the second caliper that abut each other to cooperate to form the mounting slot.

[0010] Optionally, the hydraulic drive module includes: an oil pipe, two first hydraulic pistons, and two second hydraulic pistons; two first hydraulic chambers compatible with the two first hydraulic pistons are provided on the first caliper body; the two first hydraulic chambers are communicated with each other; the two first hydraulic pistons are slidably installed in the two first hydraulic chambers one by one, and their output ends can abut against one of the hydraulic brake pads; two second hydraulic chambers compatible with the two second hydraulic pistons are provided on the second caliper body; the two second hydraulic chambers are communicated with each other; the two second hydraulic pistons are slidably installed in the two second hydraulic chambers one by one, and their output ends can abut against another hydraulic brake pad; the oil pipe is respectively connected to the first hydraulic chamber and the second hydraulic chamber.

[0011] Optionally, a support rod is provided at the top of one end of the mounting groove close to the hydraulic brake pad; a second spring sheet is provided on the support rod; and the second spring sheets respectively abut against two of the hydraulic brake pads.

[0012] Optionally, an anti-collision plate is provided at each end of the two hydraulic brake pads away from the electromechanical brake pad.

[0013] The utility model has the following beneficial effects:

[0014] 1. Low cost, practicality is strong: in electronic parking type car in the prior art, two calipers (namely hydraulic caliper structure and electronic caliper structure) are needed for upgrading rear wheel brake, one caliper is used for normal brake, and one caliper with motor is used for parking;The embodiment integrates the functions of two calipers, greatly reducing the production cost.

[0015] 2. Small volume, easy to install: in the prior art, the rear wheel brake is upgraded by adopting double-caliper mode, which requires a large installation space for the rear wheel brake caliper, and the brake is easy to interfere with the rear wheel chassis;The overall volume of the integrated brake caliper of the embodiment is relatively small, which can avoid the risk of brake interference with the chassis.

[0016] 3. Good brake performance, easy to replace parts.

[0017] 4. Strong structure: the main parts (caliper body) of the embodiment adopt split forging, the top of the hydraulic friction plate is fixed and strengthened by the support rod and the second spring pressing plate assembly, and the overall structural strength is high.

[0018] 5. Strong applicability: mainly in two aspects, the first is to adapt to 18 inches and above wheel hubs (the existing technology generally needs 19 inches and above wheel hubs for electronic parking upgrade of rear wheel double calipers);The second is the connection between the motor housing tail and the motor, which is pre-allocated during casting, and the motors of different vehicle models are different, the connection between the motor housing and the motor can be processed into corresponding shapes according to different motor models, and corresponding shaft cores can be provided, which can be used for more vehicle rear wheel brake upgrades.

[0019] The utility model is mainly used for automobile rear wheel brake and parking;The utility model adopts a four-piston hydraulic caliper structure and an electronic caliper structure with a motor to cooperate, combines two as one to form an integrated brake caliper, and the integrated structure has higher stability and safety. The utility model adopts an integrated structure of hydraulic caliper structure and electronic caliper structure, without the structure of two calipers, which saves space while retaining the parking effect. The utility model realizes low manufacturing cost, easy installation, improves the feasibility of rear wheel upgrade brake for small wheel hub and small space vehicles, and is suitable for 18-inch wheel hubs and above vehicles. The utility model is an integrated electromechanical brake caliper, which can be connected with the original motor at the back, and the brake and parking are both used, which is convenient to install and requires low wheel hub, and is not easy to scratch the wheel hub, swing arm and shock absorber on the car, which is very convenient. The device is easy to assemble and disassemble, and the damaged parts can be replaced later. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is the assembly drawing of the utility model;

[0021] Figure 2 is the structure schematic view of the electromechanical drive module in the utility model;

[0022] Figure 3 is the structure relationship schematic view of the hydraulic drive module in the utility model;

[0023] Figure 4 is the structure schematic view of each component of the electromechanical drive module in the utility model;

[0024] Figure 5 is the structure schematic view of the push rod and electromechanical piston in the utility model.

[0025] In the drawing: 1, calipers;11, first caliper body;12, second caliper body;2, hydraulic brake pad;3, motor brake pad;4, mounting groove;5, hydraulic drive module;51, oil delivery pipe;52, first hydraulic piston;53, second hydraulic piston;6, motor drive module;61, drive motor;62, adapter;63, mounting shell;64, push rod;65, electromechanical piston;66, pin;67, guide screw;68, guide groove;69, dust cover;7, first spring plate;8, support rod;9, second spring plate;10, anti-collision plate. DETAILED DESCRIPTION

[0026] In order to make the purpose, characteristics and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model are described in detail below with reference to the drawings. The drawings show several embodiments of the utility model. However, the utility model can be realized in many different forms, and is not limited to the embodiments described herein.

[0027] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and other terms 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, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features.

[0028] In the utility model, unless another definite provision and limitation, first feature is "on" or "under" second feature, can include that first and second features are in direct contact, also can include that first and second features are not in direct contact but contact through other feature between them. Moreover, first feature "on", "above" and "upper surface of" second feature includes that first feature is directly above and obliquely above second feature, or only indicates that horizontal height of first feature is higher than second feature. First feature "under", "below" and "under surface of" second feature includes that first feature is directly below and obliquely below second feature, or only indicates that horizontal height of first feature is less than second feature. The term "vertical", "horizontal", "left", "right", "up", "down" and similar expressions are only for the purpose of illustration, and are not indicative or suggestive of the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0029] The utility model is described in detail below in combination with the drawings and examples.

[0030] As Figure 1 The utility model discloses a mechanical and electrical integrated brake caliper, including: caliper 1, two hydraulic brake pads 2 and two motor brake pads 3, the installation groove 4 is set up on the caliper 1 along its length direction, two hydraulic brake pads 2 are slidably installed respectively on both sides of one end of the installation groove 4 through the positioning pin, the hydraulic drive module 5 is provided on the caliper 1 close to one end of hydraulic brake pad 2, the output of hydraulic drive module 5 is respectively with two hydraulic brake pads 2 abuts, the motor drive module 6 is provided on the caliper 1 away from one end of hydraulic brake pad 2, one motor brake pad 3 is fixedly installed on one side of one end of the installation groove 4 away from hydraulic brake pad 2, another motor brake pad 3 is slidably installed on the other side of one end of the installation groove 4 away from hydraulic brake pad 2, and the output of motor drive module 6 abuts, the overall structure is stable, and the installation is convenient, can realize the combination of hydraulic caliper 1 structure and electronic caliper 1 structure and constitutes the mechanical and electrical integrated brake caliper 1, and the integrated structure stability and safety are higher, realize the space saving while retaining the parking effect.

[0031] Further, the motor driving module 6 comprises a driving motor 61, an adapter 62, a mounting shell 63, a push rod 64, an electromechanical piston 65, and a pin 66; an assembly groove is formed on the end of the caliper body away from the hydraulic brake pad 2; the mounting shell 63 is arranged on the assembly groove and above the two motor brake pads 3; the bottom of the mounting shell 63 is provided with the pin 66; the pin 66 penetrates through the two motor brake pads 3; the adapter 62 is mounted on one end of the mounting shell 63; the driving motor is fixedly connected with the mounting shell 63, and the output end thereof is in transmission connection with the input end of the adapter 62; the output end of the adapter 62 is in transmission connection with the input end of the push rod 64; the output end of the push rod 64 is in abutment with the input end of the electromechanical piston 65; the output end of the electromechanical piston 65 is in abutment with one of the motor brake pads 3 after penetrating through the mounting shell 63; the electromechanical piston is in sliding connection with the mounting shell 63; a dustproof sleeve 69 is arranged on the electromechanical piston.

[0032] In the embodiment, as shown in Figures 1-2 and Figures 3-4 , the adapter 62 can realize motor power transmission, so that the motor 61 drives the push rod 64 to move out through the adapter 62, and the electromechanical piston 65 is moved out to realize the parking action; in operation, the driving motor 61 is started to drive the push rod 64 to move out through the adapter 62, and the electromechanical piston 65 is moved out when the push rod 64 moves out, so that the electromechanical brake pad 3 is in abutment with the brake disc to realize the parking action.

[0033] Further, a guide screw 67 is further arranged; a guide groove 68 is arranged on the outer wall of the electromechanical piston 65; the assembly end of the guide screw 67 is slidably arranged in the guide groove 68 after penetrating through the mounting shell 63; specifically, as shown in Figures 3-4 , the guide groove 68 and the guide screw 67 are used for guiding the electromechanical piston 65 to avoid the position deviation of the electromechanical piston 65 in operation.

[0034] Further, the pin 66 is provided with a first spring piece 7; the first spring piece 7 is in abutment with the two motor brake pads 3, respectively; specifically, Figures 3-4 , the first spring piece 7 is mainly used for limiting the electromechanical brake pad to avoid the displacement thereof and affect the normal parking operation.

[0035] Further, the caliper 1 comprises a first caliper body 11 and a second caliper body 12; the first caliper body 11 and the second caliper body 12 are detachably connected through bolts; the first caliper body 11 and the second caliper body 12 are provided with clamping grooves on the surfaces in abutment with each other to cooperatively form the mounting groove 4.

[0036] In the embodiment, as shown in Figure 1 The first jaw body 11 and the second jaw body 12 are assembled by screwing to form a caliper 1 as a whole, which facilitates assembly while ensuring structural strength.

[0037] Further, the hydraulic drive module comprises an oil delivery pipe 51, two first hydraulic pistons 52, and two second hydraulic pistons 53. The first jaw body 11 is provided with two first hydraulic cavities adapted to the two first hydraulic pistons 52. The two first hydraulic cavities are in communication with each other. The two first hydraulic pistons 52 are respectively and correspondingly slidably installed in the two first hydraulic cavities, and the output ends thereof are abuttable against one of the hydraulic brake pads 2. The second jaw body 12 is provided with two second hydraulic cavities adapted to the two second hydraulic pistons 53. The two second hydraulic cavities are in communication with each other. The two second hydraulic pistons 53 are respectively and correspondingly slidably installed in the two second hydraulic cavities, and the output ends thereof are abuttable against the other of the hydraulic brake pads 2. The oil delivery pipe 51 is connected to the first hydraulic cavities and the second hydraulic cavities respectively.

[0038] In the embodiment, as shown in Figure 1 , 3 The number of the first hydraulic pistons 52 and the second hydraulic pistons 53 is 2, but in other embodiments, the number can be increased or decreased according to actual application. During operation, the hydraulic oil in the oil delivery pipe 51 is synchronously delivered into the two first piston cavities and the two second piston cavities to drive the two first hydraulic pistons and the two second hydraulic pistons 53 to move synchronously, thereby synchronously pushing the two hydraulic brake pads 2 to abut against the brake disc for friction to achieve brake operation.

[0039] Further, a support rod 8 is arranged on the top of the mounting groove 4 near the end of the hydraulic brake pad 2. A second spring plate 9 is arranged on the support rod 8. The second spring plate 9 abuts against the two hydraulic brake pads 2 respectively.

[0040] In the embodiment, as shown in Figure 1 , 3 By arranging the support rod 8 and the second spring plate 9, the structural strength of the caliper 1 as a whole can be further improved by the cooperation of the support rod 8 and the second spring plate 9. At the same time, the two hydraulic brake pads 2 can be limited to avoid displacement and looseness, thereby ensuring normal brake operation.

[0041] Further, one anti-collision plate 10 is arranged on the end of each of the two hydraulic brake pads 2 away from the electromechanical brake pad. The arrangement of the anti-collision plate 10 can reduce the noise generated during braking.

[0042] The utility model discloses a kind of electromechanical integrated brake calipers, mainly applied to automobile rear wheel brake and parking;The utility model uses a four-piston hydraulic caliper 1 structure and an electronic caliper 1 structure with motor cooperation, two as one constitutes electromechanical integrated brake caliper 1, and the stability and safety of integrated structure are higher.The utility model uses the integrated structure of hydraulic caliper 1 structure and electronic caliper 1 structure, without the structure of two calipers 1, save space while retaining the parking effect.The utility model electromechanical integrated caliper 1 realizes low manufacturing cost, installation is simple, and the feasibility of rear wheel upgrade brake is improved for wheel hub small, small space vehicle;The utility model is applicable to 18 inch wheel hub and above vehicle;The utility model is electromechanical integrated brake caliper 1, back can be connected original factory motor, brake and parking are using the utility model, installation is convenient, wheel hub requirement is extremely low, not easy to touch and rub to wheel hub and swing arm and shock absorbing etc.on car, very convenient, and the device each component assembly and disassembly are convenient, it is convenient to replace after later period spare part damage.

[0043] The above is only preferred embodiment of the utility model, the protection scope of the utility model is not only limited to the above-mentioned embodiment, and all technical solutions under the idea of the utility model belong to the protection scope of the utility model. It should be noted that, for ordinary skilled person in the art, under the premise of not departing from the principle of the utility model, some improvements and decorations, these improvements and decorations should be considered as the protection scope of the utility model.

Claims

1. An electromechanical brake caliper, characterized in that, It includes: The caliper, two hydraulic brake pads, and two motor brake pads; the caliper is provided with a mounting groove along its length direction; two hydraulic brake pads are respectively slidably installed on both sides of one end of the mounting groove through positioning pins; the caliper is provided with a hydraulic drive module near one end of the hydraulic brake pad; the output end of the hydraulic drive module respectively abuts with two hydraulic brake pads; the caliper is provided with a motor drive module away from the hydraulic brake pad; one of the motor brake pads is fixedly installed on one side of the end of the mounting groove away from the hydraulic brake pad; the other motor brake pad is slidably installed on the other side of the end of the mounting groove away from the hydraulic brake pad, and abuts with the output end of the motor drive module.

2. An electromechanically integrated brake caliper according to claim 1, characterized in that, The motor drive module includes: drive motor, adapter, mounting shell, push rod, electromechanical piston, and pin; the end of the caliper body away from the hydraulic brake pad is provided with an assembly groove; the mounting shell is arranged on the assembly groove and above the two motor brake pads; the bottom of the mounting shell is provided with a pin; the pin is arranged on the two motor brake pads; the adapter is installed on one end of the mounting shell; the drive motor is fixedly connected with the mounting shell, and the output end thereof is in transmission connection with the input end of the adapter; the output end of the adapter is in transmission connection with the input end of the push rod; the output end of the push rod abuts with the input end of the electromechanical piston; the output end of the electromechanical piston abuts with one of the motor brake pads after passing through the mounting shell; the electromechanical piston is in sliding connection with the mounting shell; the electromechanical piston is provided with a dust cover.

3. An electromechanically integrated brake caliper according to claim 2, characterized in that, It also includes a guide screw; the outer wall of the electromechanical piston is provided with a guide groove; the assembly end of the guide screw is slidably arranged in the guide groove after passing through the mounting shell.

4. The electromechanical brake caliper of claim 2, wherein, The pin is provided with a first spring piece; the first spring piece respectively abuts with two motor brake pads.

5. The electromechanical brake caliper of claim 1, wherein, The caliper includes: first caliper body and second caliper body; the first caliper body and the second caliper body are detachably connected through bolts; the first caliper body and the second caliper body are provided with clamping grooves on the surfaces abutting with each other to cooperatively form the mounting groove.

6. An electromechanically integrated brake caliper according to claim 5, characterized in that, The hydraulic drive module includes: oil supply pipe, two first hydraulic pistons, and two second hydraulic pistons; the first caliper body is provided with two first hydraulic cavities matched with two first hydraulic pistons; two first hydraulic cavities are in communication with each other; two first hydraulic pistons are respectively and correspondingly slidably installed in two first hydraulic cavities, and the output end thereof can abut with one of the hydraulic brake pads; the second caliper body is provided with two second hydraulic cavities matched with two second hydraulic pistons; two second hydraulic cavities are in communication with each other; two second hydraulic pistons are respectively and correspondingly slidably installed in two second hydraulic cavities, and the output end thereof can abut with the other hydraulic brake pad; the oil supply pipe is respectively connected with the first hydraulic cavity and the second hydraulic cavity.

7. The electromechanical brake caliper of claim 1, wherein, Supporting rods are arranged on the top of the mounting groove near one end of the hydraulic brake pad; second spring sheets are arranged on the supporting rods; and the second spring sheets respectively abut the two hydraulic brake pads.

8. The electromechanical brake caliper of claim 1, wherein, One anti-collision sheet is arranged on one end of each of the two hydraulic brake pads away from the electromechanical brake pad.

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